Fix protobuf generation for PR #1885

Co-authored-by: Constantine Bitensky <cbitensky1@gmail.com>
Co-authored-by: Ori Newman <orinewman1@gmail.com>

CONTRIBUTING.md

@@ -12,8 +12,7 @@ If you want to make a big change it's better to discuss it first by opening an i
 
 ## Pull Request process
 
-Any pull request should be opened against the development branch of the target version. The development branch format is
-as follows: `vx.y.z-dev`, for example: `v0.8.5-dev`.
+Any pull request should be opened against the development branch `dev`.
 
 All pull requests should pass the checks written in `build_and_test.sh`, so it's recommended to run this script before
 submitting your PR.

README.md

@@ -1,16 +1,13 @@
 
 Kaspad
 ====
-Warning: This is pre-alpha software. There's no guarantee anything works.
-====
 
 [![ISC License](http://img.shields.io/badge/license-ISC-blue.svg)](https://choosealicense.com/licenses/isc/)
 [![GoDoc](https://img.shields.io/badge/godoc-reference-blue.svg)](http://godoc.org/github.com/kaspanet/kaspad)
 
 Kaspad is the reference full node Kaspa implementation written in Go (golang).
 
-This project is currently under active development and is in a pre-Alpha state.
-Some things still don't work and APIs are far from finalized. The code is provided for reference only.
+This project is currently under active development and is in Beta state.
 
 ## What is kaspa
 

app/app.go

@@ -20,7 +20,10 @@ import (
 	"github.com/kaspanet/kaspad/version"
 )
 
-const leveldbCacheSizeMiB = 256
+const (
+	leveldbCacheSizeMiB = 256
+	defaultDataDirname  = "datadir2"
+)
 
 var desiredLimits = &limits.DesiredLimits{
 	FileLimitWant: 2048,
@@ -159,7 +162,7 @@ func (app *kaspadApp) main(startedChan chan<- struct{}) error {
 
 // dbPath returns the path to the block database given a database type.
 func databasePath(cfg *config.Config) string {
-	return filepath.Join(cfg.AppDir, "data")
+	return filepath.Join(cfg.AppDir, defaultDataDirname)
 }
 
 func removeDatabase(cfg *config.Config) error {

app/appmessage/message.go

@@ -124,6 +124,8 @@ const (
 	CmdStopNotifyingUTXOsChangedResponseMessage
 	CmdGetUTXOsByAddressesRequestMessage
 	CmdGetUTXOsByAddressesResponseMessage
+	CmdGetBalanceByAddressRequestMessage
+	CmdGetBalanceByAddressResponseMessage
 	CmdGetVirtualSelectedParentBlueScoreRequestMessage
 	CmdGetVirtualSelectedParentBlueScoreResponseMessage
 	CmdNotifyVirtualSelectedParentBlueScoreChangedRequestMessage
@@ -243,6 +245,8 @@ var RPCMessageCommandToString = map[MessageCommand]string{
 	CmdStopNotifyingUTXOsChangedResponseMessage:                   "StopNotifyingUTXOsChangedResponse",
 	CmdGetUTXOsByAddressesRequestMessage:                          "GetUTXOsByAddressesRequest",
 	CmdGetUTXOsByAddressesResponseMessage:                         "GetUTXOsByAddressesResponse",
+	CmdGetBalanceByAddressRequestMessage:                          "GetBalanceByAddressRequest",
+	CmdGetBalanceByAddressResponseMessage:                         "GetBalancesByAddressResponse",
 	CmdGetVirtualSelectedParentBlueScoreRequestMessage:            "GetVirtualSelectedParentBlueScoreRequest",
 	CmdGetVirtualSelectedParentBlueScoreResponseMessage:           "GetVirtualSelectedParentBlueScoreResponse",
 	CmdNotifyVirtualSelectedParentBlueScoreChangedRequestMessage:  "NotifyVirtualSelectedParentBlueScoreChangedRequest",

app/appmessage/protocol.go

@@ -12,7 +12,7 @@ import (
 
 const (
 	// ProtocolVersion is the latest protocol version this package supports.
-	ProtocolVersion uint32 = 1
+	ProtocolVersion uint32 = 3
 
 	// DefaultServices describes the default services that are supported by
 	// the server.

app/appmessage/rpc_get_balance_by_address.go

@@ -0,0 +1,41 @@
+package appmessage
+
+// GetBalanceByAddressRequestMessage is an appmessage corresponding to
+// its respective RPC message
+type GetBalanceByAddressRequestMessage struct {
+	baseMessage
+	Address string
+}
+
+// Command returns the protocol command string for the message
+func (msg *GetBalanceByAddressRequestMessage) Command() MessageCommand {
+	return CmdGetBalanceByAddressRequestMessage
+}
+
+// NewGetBalanceByAddressRequest returns a instance of the message
+func NewGetBalanceByAddressRequest(address string) *GetBalanceByAddressRequestMessage {
+	return &GetBalanceByAddressRequestMessage{
+		Address: address,
+	}
+}
+
+// GetBalanceByAddressResponseMessage is an appmessage corresponding to
+// its respective RPC message
+type GetBalanceByAddressResponseMessage struct {
+	baseMessage
+	Balance uint64
+
+	Error *RPCError
+}
+
+// Command returns the protocol command string for the message
+func (msg *GetBalanceByAddressResponseMessage) Command() MessageCommand {
+	return CmdGetBalanceByAddressResponseMessage
+}
+
+// NewGetBalanceByAddressResponse returns an instance of the message
+func NewGetBalanceByAddressResponse(Balance uint64) *GetBalanceByAddressResponseMessage {
+	return &GetBalanceByAddressResponseMessage{
+		Balance: Balance,
+	}
+}

app/component_manager.go

@@ -102,7 +102,7 @@ func NewComponentManager(cfg *config.Config, db infrastructuredatabase.Database,
 
 	var utxoIndex *utxoindex.UTXOIndex
 	if cfg.UTXOIndex {
-		utxoIndex, err = utxoindex.New(domain.Consensus(), db)
+		utxoIndex, err = utxoindex.New(domain, db)
 		if err != nil {
 			return nil, err
 		}
@@ -152,6 +152,7 @@ func setupRPC(
 		utxoIndex,
 		shutDownChan,
 	)
+	protocolManager.SetOnVirtualChange(rpcManager.NotifyVirtualChange)
 	protocolManager.SetOnBlockAddedToDAGHandler(rpcManager.NotifyBlockAddedToDAG)
 	protocolManager.SetOnPruningPointUTXOSetOverrideHandler(rpcManager.NotifyPruningPointUTXOSetOverride)
 

app/protocol/flowcontext/blocks.go

@@ -18,7 +18,7 @@ import (
 // relays newly unorphaned transactions and possibly rebroadcast
 // manually added transactions when not in IBD.
 func (f *FlowContext) OnNewBlock(block *externalapi.DomainBlock,
-	blockInsertionResult *externalapi.BlockInsertionResult) error {
+	virtualChangeSet *externalapi.VirtualChangeSet) error {
 
 	hash := consensushashing.BlockHash(block)
 	log.Debugf("OnNewBlock start for block %s", hash)
@@ -32,10 +32,10 @@ func (f *FlowContext) OnNewBlock(block *externalapi.DomainBlock,
 	log.Debugf("OnNewBlock: block %s unorphaned %d blocks", hash, len(unorphaningResults))
 
 	newBlocks := []*externalapi.DomainBlock{block}
-	newBlockInsertionResults := []*externalapi.BlockInsertionResult{blockInsertionResult}
+	newVirtualChangeSets := []*externalapi.VirtualChangeSet{virtualChangeSet}
 	for _, unorphaningResult := range unorphaningResults {
 		newBlocks = append(newBlocks, unorphaningResult.block)
-		newBlockInsertionResults = append(newBlockInsertionResults, unorphaningResult.blockInsertionResult)
+		newVirtualChangeSets = append(newVirtualChangeSets, unorphaningResult.virtualChangeSet)
 	}
 
 	allAcceptedTransactions := make([]*externalapi.DomainTransaction, 0)
@@ -49,8 +49,8 @@ func (f *FlowContext) OnNewBlock(block *externalapi.DomainBlock,
 
 		if f.onBlockAddedToDAGHandler != nil {
 			log.Debugf("OnNewBlock: calling f.onBlockAddedToDAGHandler for block %s", hash)
-			blockInsertionResult = newBlockInsertionResults[i]
-			err := f.onBlockAddedToDAGHandler(newBlock, blockInsertionResult)
+			virtualChangeSet = newVirtualChangeSets[i]
+			err := f.onBlockAddedToDAGHandler(newBlock, virtualChangeSet)
 			if err != nil {
 				return err
 			}
@@ -60,6 +60,15 @@ func (f *FlowContext) OnNewBlock(block *externalapi.DomainBlock,
 	return f.broadcastTransactionsAfterBlockAdded(newBlocks, allAcceptedTransactions)
 }
 
+// OnVirtualChange calls the handler function whenever the virtual block changes.
+func (f *FlowContext) OnVirtualChange(virtualChangeSet *externalapi.VirtualChangeSet) error {
+	if f.onVirtualChangeHandler != nil && virtualChangeSet != nil {
+		return f.onVirtualChangeHandler(virtualChangeSet)
+	}
+
+	return nil
+}
+
 // OnPruningPointUTXOSetOverride calls the handler function whenever the UTXO set
 // resets due to pruning point change via IBD.
 func (f *FlowContext) OnPruningPointUTXOSetOverride() error {
@@ -110,14 +119,14 @@ func (f *FlowContext) AddBlock(block *externalapi.DomainBlock) error {
 		return protocolerrors.Errorf(false, "cannot add header only block")
 	}
 
-	blockInsertionResult, err := f.Domain().Consensus().ValidateAndInsertBlock(block, true)
+	virtualChangeSet, err := f.Domain().Consensus().ValidateAndInsertBlock(block, true)
 	if err != nil {
 		if errors.As(err, &ruleerrors.RuleError{}) {
 			log.Warnf("Validation failed for block %s: %s", consensushashing.BlockHash(block), err)
 		}
 		return err
 	}
-	err = f.OnNewBlock(block, blockInsertionResult)
+	err = f.OnNewBlock(block, virtualChangeSet)
 	if err != nil {
 		return err
 	}

app/protocol/flowcontext/flow_context.go

@@ -22,7 +22,10 @@ import (
 
 // OnBlockAddedToDAGHandler is a handler function that's triggered
 // when a block is added to the DAG
-type OnBlockAddedToDAGHandler func(block *externalapi.DomainBlock, blockInsertionResult *externalapi.BlockInsertionResult) error
+type OnBlockAddedToDAGHandler func(block *externalapi.DomainBlock, virtualChangeSet *externalapi.VirtualChangeSet) error
+
+// OnVirtualChangeHandler is a handler function that's triggered when the virtual changes
+type OnVirtualChangeHandler func(virtualChangeSet *externalapi.VirtualChangeSet) error
 
 // OnPruningPointUTXOSetOverrideHandler is a handle function that's triggered whenever the UTXO set
 // resets due to pruning point change via IBD.
@@ -43,6 +46,7 @@ type FlowContext struct {
 
 	timeStarted int64
 
+	onVirtualChangeHandler               OnVirtualChangeHandler
 	onBlockAddedToDAGHandler             OnBlockAddedToDAGHandler
 	onPruningPointUTXOSetOverrideHandler OnPruningPointUTXOSetOverrideHandler
 	onTransactionAddedToMempoolHandler   OnTransactionAddedToMempoolHandler
@@ -100,6 +104,11 @@ func (f *FlowContext) ShutdownChan() <-chan struct{} {
 	return f.shutdownChan
 }
 
+// SetOnVirtualChangeHandler sets the onVirtualChangeHandler handler
+func (f *FlowContext) SetOnVirtualChangeHandler(onVirtualChangeHandler OnVirtualChangeHandler) {
+	f.onVirtualChangeHandler = onVirtualChangeHandler
+}
+
 // SetOnBlockAddedToDAGHandler sets the onBlockAddedToDAG handler
 func (f *FlowContext) SetOnBlockAddedToDAGHandler(onBlockAddedToDAGHandler OnBlockAddedToDAGHandler) {
 	f.onBlockAddedToDAGHandler = onBlockAddedToDAGHandler

app/protocol/flowcontext/orphans.go

@@ -17,8 +17,8 @@ const maxOrphans = 600
 
 // UnorphaningResult is the result of unorphaning a block
 type UnorphaningResult struct {
-	block                *externalapi.DomainBlock
-	blockInsertionResult *externalapi.BlockInsertionResult
+	block            *externalapi.DomainBlock
+	virtualChangeSet *externalapi.VirtualChangeSet
 }
 
 // AddOrphan adds the block to the orphan set
@@ -90,14 +90,14 @@ func (f *FlowContext) UnorphanBlocks(rootBlock *externalapi.DomainBlock) ([]*Uno
 			}
 		}
 		if canBeUnorphaned {
-			blockInsertionResult, unorphaningSucceeded, err := f.unorphanBlock(orphanHash)
+			virtualChangeSet, unorphaningSucceeded, err := f.unorphanBlock(orphanHash)
 			if err != nil {
 				return nil, err
 			}
 			if unorphaningSucceeded {
 				unorphaningResults = append(unorphaningResults, &UnorphaningResult{
-					block:                orphanBlock,
-					blockInsertionResult: blockInsertionResult,
+					block:            orphanBlock,
+					virtualChangeSet: virtualChangeSet,
 				})
 				processQueue = f.addChildOrphansToProcessQueue(&orphanHash, processQueue)
 			}
@@ -143,14 +143,14 @@ func (f *FlowContext) findChildOrphansOfBlock(blockHash *externalapi.DomainHash)
 	return childOrphans
 }
 
-func (f *FlowContext) unorphanBlock(orphanHash externalapi.DomainHash) (*externalapi.BlockInsertionResult, bool, error) {
+func (f *FlowContext) unorphanBlock(orphanHash externalapi.DomainHash) (*externalapi.VirtualChangeSet, bool, error) {
 	orphanBlock, ok := f.orphans[orphanHash]
 	if !ok {
 		return nil, false, errors.Errorf("attempted to unorphan a non-orphan block %s", orphanHash)
 	}
 	delete(f.orphans, orphanHash)
 
-	blockInsertionResult, err := f.domain.Consensus().ValidateAndInsertBlock(orphanBlock, true)
+	virtualChangeSet, err := f.domain.Consensus().ValidateAndInsertBlock(orphanBlock, true)
 	if err != nil {
 		if errors.As(err, &ruleerrors.RuleError{}) {
 			log.Warnf("Validation failed for orphan block %s: %s", orphanHash, err)
@@ -160,7 +160,7 @@ func (f *FlowContext) unorphanBlock(orphanHash externalapi.DomainHash) (*externa
 	}
 
 	log.Infof("Unorphaned block %s", orphanHash)
-	return blockInsertionResult, true, nil
+	return virtualChangeSet, true, nil
 }
 
 // GetOrphanRoots returns the roots of the missing ancestors DAG of the given orphan

app/protocol/flowcontext/should_mine.go

@@ -25,6 +25,10 @@ func (f *FlowContext) ShouldMine() (bool, error) {
 		return false, err
 	}
 
+	if virtualSelectedParent.Equal(f.Config().NetParams().GenesisHash) {
+		return false, nil
+	}
+
 	virtualSelectedParentHeader, err := f.domain.Consensus().GetBlockHeader(virtualSelectedParent)
 	if err != nil {
 		return false, err

app/protocol/flows/blockrelay/handle_pruning_point_and_its_anticone_requests.go

@@ -3,8 +3,12 @@ package blockrelay
 import (
 	"github.com/kaspanet/kaspad/app/appmessage"
 	peerpkg "github.com/kaspanet/kaspad/app/protocol/peer"
+	"github.com/kaspanet/kaspad/app/protocol/protocolerrors"
 	"github.com/kaspanet/kaspad/domain"
+	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/kaspanet/kaspad/infrastructure/network/netadapter/router"
+	"runtime"
+	"sync/atomic"
 )
 
 // PruningPointAndItsAnticoneRequestsContext is the interface for the context needed for the HandlePruningPointAndItsAnticoneRequests flow.
@@ -12,51 +16,80 @@ type PruningPointAndItsAnticoneRequestsContext interface {
 	Domain() domain.Domain
 }
 
+var isBusy uint32
+
 // HandlePruningPointAndItsAnticoneRequests listens to appmessage.MsgRequestPruningPointAndItsAnticone messages and sends
 // the pruning point and its anticone to the requesting peer.
 func HandlePruningPointAndItsAnticoneRequests(context PruningPointAndItsAnticoneRequestsContext, incomingRoute *router.Route,
 	outgoingRoute *router.Route, peer *peerpkg.Peer) error {
 
 	for {
-		_, err := incomingRoute.Dequeue()
-		if err != nil {
-			return err
-		}
-
-		log.Debugf("Got request for pruning point and its anticone from %s", peer)
-
-		pruningPointHeaders, err := context.Domain().Consensus().PruningPointHeaders()
-		if err != nil {
-			return err
-		}
-
-		msgPruningPointHeaders := make([]*appmessage.MsgBlockHeader, len(pruningPointHeaders))
-		for i, header := range pruningPointHeaders {
-			msgPruningPointHeaders[i] = appmessage.DomainBlockHeaderToBlockHeader(header)
-		}
-
-		err = outgoingRoute.Enqueue(appmessage.NewMsgPruningPoints(msgPruningPointHeaders))
-		if err != nil {
-			return err
-		}
-
-		blocks, err := context.Domain().Consensus().PruningPointAndItsAnticoneWithTrustedData()
-		if err != nil {
-			return err
-		}
-
-		for _, block := range blocks {
-			err = outgoingRoute.Enqueue(appmessage.DomainBlockWithTrustedDataToBlockWithTrustedData(block))
+		err := func() error {
+			_, err := incomingRoute.Dequeue()
 			if err != nil {
 				return err
 			}
-		}
 
-		err = outgoingRoute.Enqueue(appmessage.NewMsgDoneBlocksWithTrustedData())
+			if !atomic.CompareAndSwapUint32(&isBusy, 0, 1) {
+				return protocolerrors.Errorf(false, "node is busy with other pruning point anticone requests")
+			}
+			defer atomic.StoreUint32(&isBusy, 0)
+
+			log.Debugf("Got request for pruning point and its anticone from %s", peer)
+
+			pruningPointHeaders, err := context.Domain().Consensus().PruningPointHeaders()
+			if err != nil {
+				return err
+			}
+
+			msgPruningPointHeaders := make([]*appmessage.MsgBlockHeader, len(pruningPointHeaders))
+			for i, header := range pruningPointHeaders {
+				msgPruningPointHeaders[i] = appmessage.DomainBlockHeaderToBlockHeader(header)
+			}
+
+			err = outgoingRoute.Enqueue(appmessage.NewMsgPruningPoints(msgPruningPointHeaders))
+			if err != nil {
+				return err
+			}
+
+			pointAndItsAnticone, err := context.Domain().Consensus().PruningPointAndItsAnticone()
+			if err != nil {
+				return err
+			}
+
+			for _, blockHash := range pointAndItsAnticone {
+				err := sendBlockWithTrustedData(context, outgoingRoute, blockHash)
+				if err != nil {
+					return err
+				}
+			}
+
+			err = outgoingRoute.Enqueue(appmessage.NewMsgDoneBlocksWithTrustedData())
+			if err != nil {
+				return err
+			}
+
+			log.Debugf("Sent pruning point and its anticone to %s", peer)
+			return nil
+		}()
 		if err != nil {
 			return err
 		}
-
-		log.Debugf("Sent pruning point and its anticone to %s", peer)
 	}
 }
+
+func sendBlockWithTrustedData(context PruningPointAndItsAnticoneRequestsContext, outgoingRoute *router.Route, blockHash *externalapi.DomainHash) error {
+	blockWithTrustedData, err := context.Domain().Consensus().BlockWithTrustedData(blockHash)
+	if err != nil {
+		return err
+	}
+
+	err = outgoingRoute.Enqueue(appmessage.DomainBlockWithTrustedDataToBlockWithTrustedData(blockWithTrustedData))
+	if err != nil {
+		return err
+	}
+
+	runtime.GC()
+
+	return nil
+}

app/protocol/flows/blockrelay/handle_relay_invs.go

@@ -23,7 +23,8 @@ var orphanResolutionRange uint32 = 5
 type RelayInvsContext interface {
 	Domain() domain.Domain
 	Config() *config.Config
-	OnNewBlock(block *externalapi.DomainBlock, blockInsertionResult *externalapi.BlockInsertionResult) error
+	OnNewBlock(block *externalapi.DomainBlock, virtualChangeSet *externalapi.VirtualChangeSet) error
+	OnVirtualChange(virtualChangeSet *externalapi.VirtualChangeSet) error
 	OnPruningPointUTXOSetOverride() error
 	SharedRequestedBlocks() *SharedRequestedBlocks
 	Broadcast(message appmessage.Message) error
@@ -81,7 +82,18 @@ func (flow *handleRelayInvsFlow) start() error {
 			continue
 		}
 
+		isGenesisVirtualSelectedParent, err := flow.isGenesisVirtualSelectedParent()
+		if err != nil {
+			return err
+		}
+
 		if flow.IsOrphan(inv.Hash) {
+			if flow.Config().NetParams().DisallowDirectBlocksOnTopOfGenesis && !flow.Config().AllowSubmitBlockWhenNotSynced && isGenesisVirtualSelectedParent {
+				log.Infof("Cannot process orphan %s for a node with only the genesis block. The node needs to IBD "+
+					"to the recent pruning point before normal operation can resume.", inv.Hash)
+				continue
+			}
+
 			log.Debugf("Block %s is a known orphan. Requesting its missing ancestors", inv.Hash)
 			err := flow.AddOrphanRootsToQueue(inv.Hash)
 			if err != nil {
@@ -111,8 +123,13 @@ func (flow *handleRelayInvsFlow) start() error {
 			return err
 		}
 
+		if flow.Config().NetParams().DisallowDirectBlocksOnTopOfGenesis && !flow.Config().AllowSubmitBlockWhenNotSynced && !flow.Config().Devnet && flow.isChildOfGenesis(block) {
+			log.Infof("Cannot process %s because it's a direct child of genesis.", consensushashing.BlockHash(block))
+			continue
+		}
+
 		log.Debugf("Processing block %s", inv.Hash)
-		missingParents, blockInsertionResult, err := flow.processBlock(block)
+		missingParents, virtualChangeSet, err := flow.processBlock(block)
 		if err != nil {
 			if errors.Is(err, ruleerrors.ErrPrunedBlock) {
 				log.Infof("Ignoring pruned block %s", inv.Hash)
@@ -140,7 +157,7 @@ func (flow *handleRelayInvsFlow) start() error {
 			return err
 		}
 		log.Infof("Accepted block %s via relay", inv.Hash)
-		err = flow.OnNewBlock(block, blockInsertionResult)
+		err = flow.OnNewBlock(block, virtualChangeSet)
 		if err != nil {
 			return err
 		}
@@ -227,9 +244,9 @@ func (flow *handleRelayInvsFlow) readMsgBlock() (msgBlock *appmessage.MsgBlock,
 	}
 }
 
-func (flow *handleRelayInvsFlow) processBlock(block *externalapi.DomainBlock) ([]*externalapi.DomainHash, *externalapi.BlockInsertionResult, error) {
+func (flow *handleRelayInvsFlow) processBlock(block *externalapi.DomainBlock) ([]*externalapi.DomainHash, *externalapi.VirtualChangeSet, error) {
 	blockHash := consensushashing.BlockHash(block)
-	blockInsertionResult, err := flow.Domain().Consensus().ValidateAndInsertBlock(block, true)
+	virtualChangeSet, err := flow.Domain().Consensus().ValidateAndInsertBlock(block, true)
 	if err != nil {
 		if !errors.As(err, &ruleerrors.RuleError{}) {
 			return nil, nil, errors.Wrapf(err, "failed to process block %s", blockHash)
@@ -242,7 +259,7 @@ func (flow *handleRelayInvsFlow) processBlock(block *externalapi.DomainBlock) ([
 		log.Warnf("Rejected block %s from %s: %s", blockHash, flow.peer, err)
 		return nil, nil, protocolerrors.Wrapf(true, err, "got invalid block %s from relay", blockHash)
 	}
-	return nil, blockInsertionResult, nil
+	return nil, virtualChangeSet, nil
 }
 
 func (flow *handleRelayInvsFlow) relayBlock(block *externalapi.DomainBlock) error {
@@ -265,6 +282,19 @@ func (flow *handleRelayInvsFlow) processOrphan(block *externalapi.DomainBlock) e
 		return err
 	}
 	if isBlockInOrphanResolutionRange {
+		if flow.Config().NetParams().DisallowDirectBlocksOnTopOfGenesis && !flow.Config().AllowSubmitBlockWhenNotSynced {
+			isGenesisVirtualSelectedParent, err := flow.isGenesisVirtualSelectedParent()
+			if err != nil {
+				return err
+			}
+
+			if isGenesisVirtualSelectedParent {
+				log.Infof("Cannot process orphan %s for a node with only the genesis block. The node needs to IBD "+
+					"to the recent pruning point before normal operation can resume.", blockHash)
+				return nil
+			}
+		}
+
 		log.Debugf("Block %s is within orphan resolution range. "+
 			"Adding it to the orphan set", blockHash)
 		flow.AddOrphan(block)
@@ -278,6 +308,20 @@ func (flow *handleRelayInvsFlow) processOrphan(block *externalapi.DomainBlock) e
 	return flow.runIBDIfNotRunning(block)
 }
 
+func (flow *handleRelayInvsFlow) isGenesisVirtualSelectedParent() (bool, error) {
+	virtualSelectedParent, err := flow.Domain().Consensus().GetVirtualSelectedParent()
+	if err != nil {
+		return false, err
+	}
+
+	return virtualSelectedParent.Equal(flow.Config().NetParams().GenesisHash), nil
+}
+
+func (flow *handleRelayInvsFlow) isChildOfGenesis(block *externalapi.DomainBlock) bool {
+	parents := block.Header.DirectParents()
+	return len(parents) == 1 && parents[0].Equal(flow.Config().NetParams().GenesisHash)
+}
+
 // isBlockInOrphanResolutionRange finds out whether the given blockHash should be
 // retrieved via the unorphaning mechanism or via IBD. This method sends a
 // getBlockLocator request to the peer with a limit of orphanResolutionRange.

app/protocol/flows/blockrelay/handle_request_pruning_point_utxo_set.go

@@ -70,7 +70,8 @@ func (flow *handleRequestPruningPointUTXOSetFlow) waitForRequestPruningPointUTXO
 	}
 	msgRequestPruningPointUTXOSet, ok := message.(*appmessage.MsgRequestPruningPointUTXOSet)
 	if !ok {
-		return nil, protocolerrors.Errorf(true, "received unexpected message type. "+
+		// TODO: Change to shouldBan: true once we fix the bug of getting redundant messages
+		return nil, protocolerrors.Errorf(false, "received unexpected message type. "+
 			"expected: %s, got: %s", appmessage.CmdRequestPruningPointUTXOSet, message.Command())
 	}
 	return msgRequestPruningPointUTXOSet, nil
@@ -123,7 +124,8 @@ func (flow *handleRequestPruningPointUTXOSetFlow) sendPruningPointUTXOSet(
 			}
 			_, ok := message.(*appmessage.MsgRequestNextPruningPointUTXOSetChunk)
 			if !ok {
-				return protocolerrors.Errorf(true, "received unexpected message type. "+
+				// TODO: Change to shouldBan: true once we fix the bug of getting redundant messages
+				return protocolerrors.Errorf(false, "received unexpected message type. "+
 					"expected: %s, got: %s", appmessage.CmdRequestNextPruningPointUTXOSetChunk, message.Command())
 			}
 

app/protocol/flows/blockrelay/ibd.go

@@ -55,6 +55,19 @@ func (flow *handleRelayInvsFlow) runIBDIfNotRunning(block *externalapi.DomainBlo
 			return err
 		}
 	} else {
+		if flow.Config().NetParams().DisallowDirectBlocksOnTopOfGenesis && !flow.Config().AllowSubmitBlockWhenNotSynced {
+			isGenesisVirtualSelectedParent, err := flow.isGenesisVirtualSelectedParent()
+			if err != nil {
+				return err
+			}
+
+			if isGenesisVirtualSelectedParent {
+				log.Infof("Cannot IBD to %s because it won't change the pruning point. The node needs to IBD "+
+					"to the recent pruning point before normal operation can resume.", highHash)
+				return nil
+			}
+		}
+
 		err = flow.syncPruningPointFutureHeaders(flow.Domain().Consensus(), highestSharedBlockHash, highHash)
 		if err != nil {
 			return err
@@ -458,7 +471,7 @@ func (flow *handleRelayInvsFlow) syncMissingBlockBodies(highHash *externalapi.Do
 				return err
 			}
 
-			blockInsertionResult, err := flow.Domain().Consensus().ValidateAndInsertBlock(block, false)
+			virtualChangeSet, err := flow.Domain().Consensus().ValidateAndInsertBlock(block, false)
 			if err != nil {
 				if errors.Is(err, ruleerrors.ErrDuplicateBlock) {
 					log.Debugf("Skipping IBD Block %s as it has already been added to the DAG", blockHash)
@@ -466,14 +479,36 @@ func (flow *handleRelayInvsFlow) syncMissingBlockBodies(highHash *externalapi.Do
 				}
 				return protocolerrors.ConvertToBanningProtocolErrorIfRuleError(err, "invalid block %s", blockHash)
 			}
-			err = flow.OnNewBlock(block, blockInsertionResult)
+			err = flow.OnNewBlock(block, virtualChangeSet)
 			if err != nil {
 				return err
 			}
 		}
 	}
 
-	return flow.Domain().Consensus().ResolveVirtual()
+	return flow.resolveVirtual()
+}
+
+func (flow *handleRelayInvsFlow) resolveVirtual() error {
+	for i := 0; ; i++ {
+		if i%10 == 0 {
+			log.Infof("Resolving virtual. This may take some time...")
+		}
+		virtualChangeSet, isCompletelyResolved, err := flow.Domain().Consensus().ResolveVirtual()
+		if err != nil {
+			return err
+		}
+
+		err = flow.OnVirtualChange(virtualChangeSet)
+		if err != nil {
+			return err
+		}
+
+		if isCompletelyResolved {
+			log.Infof("Resolved virtual")
+			return nil
+		}
+	}
 }
 
 // dequeueIncomingMessageAndSkipInvs is a convenience method to be used during

app/protocol/flows/blockrelay/ibd_with_headers_proof.go

@@ -36,6 +36,11 @@ func (flow *handleRelayInvsFlow) ibdWithHeadersProof(highHash *externalapi.Domai
 		return err
 	}
 
+	err = flow.OnPruningPointUTXOSetOverride()
+	if err != nil {
+		return err
+	}
+
 	return nil
 }
 
@@ -355,10 +360,5 @@ func (flow *handleRelayInvsFlow) fetchMissingUTXOSet(consensus externalapi.Conse
 		return false, protocolerrors.ConvertToBanningProtocolErrorIfRuleError(err, "error with pruning point UTXO set")
 	}
 
-	err = flow.OnPruningPointUTXOSetOverride()
-	if err != nil {
-		return false, err
-	}
-
 	return true, nil
 }

app/protocol/manager.go

@@ -84,6 +84,11 @@ func (m *Manager) runFlows(flows []*flow, peer *peerpkg.Peer, errChan <-chan err
 	return <-errChan
 }
 
+// SetOnVirtualChange sets the onVirtualChangeHandler handler
+func (m *Manager) SetOnVirtualChange(onVirtualChangeHandler flowcontext.OnVirtualChangeHandler) {
+	m.context.SetOnVirtualChangeHandler(onVirtualChangeHandler)
+}
+
 // SetOnBlockAddedToDAGHandler sets the onBlockAddedToDAG handler
 func (m *Manager) SetOnBlockAddedToDAGHandler(onBlockAddedToDAGHandler flowcontext.OnBlockAddedToDAGHandler) {
 	m.context.SetOnBlockAddedToDAGHandler(onBlockAddedToDAGHandler)

app/protocol/peer/peer.go

@@ -15,7 +15,7 @@ import (
 
 // maxProtocolVersion version is the maximum supported protocol
 // version this kaspad node supports
-const maxProtocolVersion = 1
+const maxProtocolVersion = 3
 
 // Peer holds data about a peer.
 type Peer struct {

app/protocol/protocol.go

@@ -102,7 +102,7 @@ func (m *Manager) routerInitializer(router *routerpkg.Router, netConnection *net
 
 func (m *Manager) handleError(err error, netConnection *netadapter.NetConnection, outgoingRoute *routerpkg.Route) {
 	if protocolErr := (protocolerrors.ProtocolError{}); errors.As(err, &protocolErr) {
-		if !m.context.Config().DisableBanning && protocolErr.ShouldBan {
+		if m.context.Config().EnableBanning && protocolErr.ShouldBan {
 			log.Warnf("Banning %s (reason: %s)", netConnection, protocolErr.Cause)
 
 			err := m.context.ConnectionManager().Ban(netConnection)

app/rpc/manager.go

@@ -48,12 +48,31 @@ func NewManager(
 }
 
 // NotifyBlockAddedToDAG notifies the manager that a block has been added to the DAG
-func (m *Manager) NotifyBlockAddedToDAG(block *externalapi.DomainBlock, blockInsertionResult *externalapi.BlockInsertionResult) error {
+func (m *Manager) NotifyBlockAddedToDAG(block *externalapi.DomainBlock, virtualChangeSet *externalapi.VirtualChangeSet) error {
+	onEnd := logger.LogAndMeasureExecutionTime(log, "RPCManager.NotifyBlockAddedToDAG")
+	defer onEnd()
+
+	err := m.NotifyVirtualChange(virtualChangeSet)
+	if err != nil {
+		return err
+	}
+
+	rpcBlock := appmessage.DomainBlockToRPCBlock(block)
+	err = m.context.PopulateBlockWithVerboseData(rpcBlock, block.Header, block, false)
+	if err != nil {
+		return err
+	}
+	blockAddedNotification := appmessage.NewBlockAddedNotificationMessage(rpcBlock)
+	return m.context.NotificationManager.NotifyBlockAdded(blockAddedNotification)
+}
+
+// NotifyVirtualChange notifies the manager that the virtual block has been changed.
+func (m *Manager) NotifyVirtualChange(virtualChangeSet *externalapi.VirtualChangeSet) error {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "RPCManager.NotifyBlockAddedToDAG")
 	defer onEnd()
 
 	if m.context.Config.UTXOIndex {
-		err := m.notifyUTXOsChanged(blockInsertionResult)
+		err := m.notifyUTXOsChanged(virtualChangeSet)
 		if err != nil {
 			return err
 		}
@@ -69,18 +88,12 @@ func (m *Manager) NotifyBlockAddedToDAG(block *externalapi.DomainBlock, blockIns
 		return err
 	}
 
-	err = m.notifyVirtualSelectedParentChainChanged(blockInsertionResult)
+	err = m.notifyVirtualSelectedParentChainChanged(virtualChangeSet)
 	if err != nil {
 		return err
 	}
 
-	rpcBlock := appmessage.DomainBlockToRPCBlock(block)
-	err = m.context.PopulateBlockWithVerboseData(rpcBlock, block.Header, block, false)
-	if err != nil {
-		return err
-	}
-	blockAddedNotification := appmessage.NewBlockAddedNotificationMessage(rpcBlock)
-	return m.context.NotificationManager.NotifyBlockAdded(blockAddedNotification)
+	return nil
 }
 
 // NotifyPruningPointUTXOSetOverride notifies the manager whenever the UTXO index
@@ -117,11 +130,11 @@ func (m *Manager) NotifyFinalityConflictResolved(finalityBlockHash string) error
 	return m.context.NotificationManager.NotifyFinalityConflictResolved(notification)
 }
 
-func (m *Manager) notifyUTXOsChanged(blockInsertionResult *externalapi.BlockInsertionResult) error {
+func (m *Manager) notifyUTXOsChanged(virtualChangeSet *externalapi.VirtualChangeSet) error {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "RPCManager.NotifyUTXOsChanged")
 	defer onEnd()
 
-	utxoIndexChanges, err := m.context.UTXOIndex.Update(blockInsertionResult)
+	utxoIndexChanges, err := m.context.UTXOIndex.Update(virtualChangeSet)
 	if err != nil {
 		return err
 	}
@@ -171,12 +184,12 @@ func (m *Manager) notifyVirtualDaaScoreChanged() error {
 	return m.context.NotificationManager.NotifyVirtualDaaScoreChanged(notification)
 }
 
-func (m *Manager) notifyVirtualSelectedParentChainChanged(blockInsertionResult *externalapi.BlockInsertionResult) error {
+func (m *Manager) notifyVirtualSelectedParentChainChanged(virtualChangeSet *externalapi.VirtualChangeSet) error {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "RPCManager.NotifyVirtualSelectedParentChainChanged")
 	defer onEnd()
 
 	notification, err := m.context.ConvertVirtualSelectedParentChainChangesToChainChangedNotificationMessage(
-		blockInsertionResult.VirtualSelectedParentChainChanges)
+		virtualChangeSet.VirtualSelectedParentChainChanges)
 	if err != nil {
 		return err
 	}

app/rpc/rpc.go

@@ -28,6 +28,7 @@ var handlers = map[appmessage.MessageCommand]handler{
 	appmessage.CmdGetVirtualSelectedParentChainFromBlockRequestMessage:      rpchandlers.HandleGetVirtualSelectedParentChainFromBlock,
 	appmessage.CmdGetBlocksRequestMessage:                                   rpchandlers.HandleGetBlocks,
 	appmessage.CmdGetBlockCountRequestMessage:                               rpchandlers.HandleGetBlockCount,
+	appmessage.CmdGetBalanceByAddressRequestMessage:                         rpchandlers.HandleGetBalanceByAddress,
 	appmessage.CmdGetBlockDAGInfoRequestMessage:                             rpchandlers.HandleGetBlockDAGInfo,
 	appmessage.CmdResolveFinalityConflictRequestMessage:                     rpchandlers.HandleResolveFinalityConflict,
 	appmessage.CmdNotifyFinalityConflictsRequestMessage:                     rpchandlers.HandleNotifyFinalityConflicts,

app/rpc/rpchandlers/get_balance_by_address.go

@@ -0,0 +1,47 @@
+package rpchandlers
+
+import (
+	"github.com/kaspanet/kaspad/app/appmessage"
+	"github.com/kaspanet/kaspad/app/rpc/rpccontext"
+	"github.com/kaspanet/kaspad/domain/consensus/utils/txscript"
+	"github.com/kaspanet/kaspad/infrastructure/network/netadapter/router"
+	"github.com/kaspanet/kaspad/util"
+)
+
+// HandleGetBalanceByAddress handles the respectively named RPC command
+func HandleGetBalanceByAddress(context *rpccontext.Context, _ *router.Router, request appmessage.Message) (appmessage.Message, error) {
+	if !context.Config.UTXOIndex {
+		errorMessage := &appmessage.GetUTXOsByAddressesResponseMessage{}
+		errorMessage.Error = appmessage.RPCErrorf("Method unavailable when kaspad is run without --utxoindex")
+		return errorMessage, nil
+	}
+
+	getBalanceByAddressRequest := request.(*appmessage.GetBalanceByAddressRequestMessage)
+
+	var balance uint64 = 0
+	addressString := getBalanceByAddressRequest.Address
+
+	address, err := util.DecodeAddress(addressString, context.Config.ActiveNetParams.Prefix)
+	if err != nil {
+		errorMessage := &appmessage.GetUTXOsByAddressesResponseMessage{}
+		errorMessage.Error = appmessage.RPCErrorf("Could decode address '%s': %s", addressString, err)
+		return errorMessage, nil
+	}
+
+	scriptPublicKey, err := txscript.PayToAddrScript(address)
+	if err != nil {
+		errorMessage := &appmessage.GetUTXOsByAddressesResponseMessage{}
+		errorMessage.Error = appmessage.RPCErrorf("Could not create a scriptPublicKey for address '%s': %s", addressString, err)
+		return errorMessage, nil
+	}
+	utxoOutpointEntryPairs, err := context.UTXOIndex.UTXOs(scriptPublicKey)
+	if err != nil {
+		return nil, err
+	}
+	for _, utxoOutpointEntryPair := range utxoOutpointEntryPairs {
+		balance += utxoOutpointEntryPair.Amount()
+	}
+
+	response := appmessage.NewGetBalanceByAddressResponse(balance)
+	return response, nil
+}

build_and_test.sh

@@ -15,8 +15,6 @@ golint -set_exit_status ./...
 
 staticcheck -checks SA4006,SA4008,SA4009,SA4010,SA5003,SA1004,SA1014,SA1021,SA1023,SA1024,SA1025,SA1026,SA1027,SA1028,SA2000,SA2001,SA2003,SA4000,SA4001,SA4003,SA4004,SA4011,SA4012,SA4013,SA4014,SA4015,SA4016,SA4017,SA4018,SA4019,SA4020,SA4021,SA4022,SA4023,SA5000,SA5002,SA5004,SA5005,SA5007,SA5008,SA5009,SA5010,SA5011,SA5012,SA6001,SA6002,SA9001,SA9002,SA9003,SA9004,SA9005,SA9006,ST1019 ./...
 
-go vet -composites=false $FLAGS ./...
-
 go build $FLAGS -o kaspad .
 
 if [ -n "${NO_PARALLEL}" ]

changelog.txt

@@ -1,3 +1,28 @@
+Kaspad v0.11.8 - 2021-12-13
+===========================
+Bug fixes:
+* Update reindex root for each block level (#1881)
+
+Non-breaking changes:
+* Update readme (#1848)
+* Lower devnet's initial difficulty (#1869)
+
+Kaspad v0.11.7 - 2021-12-11
+===========================
+Breaking changes:
+* kaspawallet: show-address →new-address + show-addresses (#1870)
+
+Bug fixes:
+* Fix numThreads using getAEAD instead of decryptMnemonic (#1859)
+* Apply ResolveVirtual diffs to the UTXO index (#1868)
+
+Non-breaking changes:
+* Ignore header mass in devnet and testnet (#1879)
+* Remove unused args from CalcSubsidy (#1877)
+* ExpectedHeaderPruningPoint fix (#1876)
+* Changes to libkaspawallet to support Kaspaper (#1878)
+* Get rid of genesis's UTXO dump (#1867)
+
 Kaspad v0.11.2 - 2021-11-11
 ===========================
 Bug fixes:

cmd/kaspactl/commands.go

@@ -34,6 +34,7 @@ var commandTypes = []reflect.Type{
 	reflect.TypeOf(protowire.KaspadMessage_SubmitTransactionRequest{}),
 
 	reflect.TypeOf(protowire.KaspadMessage_GetUtxosByAddressesRequest{}),
+	reflect.TypeOf(protowire.KaspadMessage_GetBalanceByAddressRequest{}),
 
 	reflect.TypeOf(protowire.KaspadMessage_BanRequest{}),
 	reflect.TypeOf(protowire.KaspadMessage_UnbanRequest{}),

cmd/kaspawallet/balance.go

@@ -8,6 +8,14 @@ import (
 	"github.com/kaspanet/kaspad/domain/consensus/utils/constants"
 )
 
+func formatKas(amount uint64) string {
+	res := "                   "
+	if amount > 0 {
+		res = fmt.Sprintf("%19.8f", float64(amount)/constants.SompiPerKaspa)
+	}
+	return res
+}
+
 func balance(conf *balanceConfig) error {
 	daemonClient, tearDown, err := client.Connect(conf.DaemonAddress)
 	if err != nil {
@@ -22,10 +30,21 @@ func balance(conf *balanceConfig) error {
 		return err
 	}
 
-	fmt.Printf("Balance:\t\tKAS %f\n", float64(response.Available)/constants.SompiPerKaspa)
+	pendingSuffix := ""
 	if response.Pending > 0 {
-		fmt.Printf("Pending balance:\tKAS %f\n", float64(response.Pending)/constants.SompiPerKaspa)
+		pendingSuffix = " (pending)"
 	}
+	if conf.Verbose {
+		pendingSuffix = ""
+		println("Address                                                                       Available             Pending")
+		println("-----------------------------------------------------------------------------------------------------------")
+		for _, addressBalance := range response.AddressBalances {
+			fmt.Printf("%s %s %s\n", addressBalance.Address, formatKas(addressBalance.Available), formatKas(addressBalance.Pending))
+		}
+		println("-----------------------------------------------------------------------------------------------------------")
+		print("                                                 ")
+	}
+	fmt.Printf("Total balance, KAS %s %s%s\n", formatKas(response.Available), formatKas(response.Pending), pendingSuffix)
 
 	return nil
 }

cmd/kaspawallet/config.go

@@ -15,7 +15,8 @@ const (
 	createUnsignedTransactionSubCmd = "create-unsigned-transaction"
 	signSubCmd                      = "sign"
 	broadcastSubCmd                 = "broadcast"
-	showAddressSubCmd               = "show-address"
+	showAddressesSubCmd             = "show-addresses"
+	newAddressSubCmd                = "new-address"
 	dumpUnencryptedDataSubCmd       = "dump-unencrypted-data"
 	startDaemonSubCmd               = "start-daemon"
 )
@@ -43,6 +44,7 @@ type createConfig struct {
 
 type balanceConfig struct {
 	DaemonAddress string `long:"daemonaddress" short:"d" description:"Wallet daemon server to connect to (default: localhost:8082)"`
+	Verbose       bool   `long:"verbose" short:"v" description:"Verbose: show addresses with balance"`
 	config.NetworkFlags
 }
 
@@ -75,7 +77,12 @@ type broadcastConfig struct {
 	config.NetworkFlags
 }
 
-type showAddressConfig struct {
+type showAddressesConfig struct {
+	DaemonAddress string `long:"daemonaddress" short:"d" description:"Wallet daemon server to connect to (default: localhost:8082)"`
+	config.NetworkFlags
+}
+
+type newAddressConfig struct {
 	DaemonAddress string `long:"daemonaddress" short:"d" description:"Wallet daemon server to connect to (default: localhost:8082)"`
 	config.NetworkFlags
 }
@@ -85,6 +92,7 @@ type startDaemonConfig struct {
 	Password  string `long:"password" short:"p" description:"Wallet password"`
 	RPCServer string `long:"rpcserver" short:"s" description:"RPC server to connect to"`
 	Listen    string `short:"l" long:"listen" description:"Address to listen on (default: 0.0.0.0:8082)"`
+	Profile   string `long:"profile" description:"Enable HTTP profiling on given port -- NOTE port must be between 1024 and 65536"`
 	config.NetworkFlags
 }
 
@@ -123,9 +131,13 @@ func parseCommandLine() (subCommand string, config interface{}) {
 	parser.AddCommand(broadcastSubCmd, "Broadcast the given transaction",
 		"Broadcast the given transaction", broadcastConf)
 
-	showAddressConf := &showAddressConfig{DaemonAddress: defaultListen}
-	parser.AddCommand(showAddressSubCmd, "Shows the public address of the current wallet",
-		"Shows the public address of the current wallet", showAddressConf)
+	showAddressesConf := &showAddressesConfig{DaemonAddress: defaultListen}
+	parser.AddCommand(showAddressesSubCmd, "Shows all generated public addresses of the current wallet",
+		"Shows all generated public addresses of the current wallet", showAddressesConf)
+
+	newAddressConf := &newAddressConfig{DaemonAddress: defaultListen}
+	parser.AddCommand(newAddressSubCmd, "Generates new public address of the current wallet and shows it",
+		"Generates new public address of the current wallet and shows it", newAddressConf)
 
 	dumpUnencryptedDataConf := &dumpUnencryptedDataConfig{}
 	parser.AddCommand(dumpUnencryptedDataSubCmd, "Prints the unencrypted wallet data",
@@ -193,13 +205,20 @@ func parseCommandLine() (subCommand string, config interface{}) {
 			printErrorAndExit(err)
 		}
 		config = broadcastConf
-	case showAddressSubCmd:
-		combineNetworkFlags(&showAddressConf.NetworkFlags, &cfg.NetworkFlags)
-		err := showAddressConf.ResolveNetwork(parser)
+	case showAddressesSubCmd:
+		combineNetworkFlags(&showAddressesConf.NetworkFlags, &cfg.NetworkFlags)
+		err := showAddressesConf.ResolveNetwork(parser)
 		if err != nil {
 			printErrorAndExit(err)
 		}
-		config = showAddressConf
+		config = showAddressesConf
+	case newAddressSubCmd:
+		combineNetworkFlags(&newAddressConf.NetworkFlags, &cfg.NetworkFlags)
+		err := newAddressConf.ResolveNetwork(parser)
+		if err != nil {
+			printErrorAndExit(err)
+		}
+		config = newAddressConf
 	case dumpUnencryptedDataSubCmd:
 		combineNetworkFlags(&dumpUnencryptedDataConf.NetworkFlags, &cfg.NetworkFlags)
 		err := dumpUnencryptedDataConf.ResolveNetwork(parser)

cmd/kaspawallet/daemon/pb/kaspawalletd.pb.go

@@ -1,13 +1,12 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
+// 	protoc-gen-go v1.27.1
 // 	protoc        v3.12.3
 // source: kaspawalletd.proto
 
 package pb
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -21,10 +20,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type GetBalanceRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -68,8 +63,9 @@ type GetBalanceResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Available uint64 `protobuf:"varint,1,opt,name=available,proto3" json:"available,omitempty"`
-	Pending   uint64 `protobuf:"varint,2,opt,name=pending,proto3" json:"pending,omitempty"`
+	Available       uint64             `protobuf:"varint,1,opt,name=available,proto3" json:"available,omitempty"`
+	Pending         uint64             `protobuf:"varint,2,opt,name=pending,proto3" json:"pending,omitempty"`
+	AddressBalances []*AddressBalances `protobuf:"bytes,3,rep,name=addressBalances,proto3" json:"addressBalances,omitempty"`
 }
 
 func (x *GetBalanceResponse) Reset() {
@@ -118,6 +114,76 @@ func (x *GetBalanceResponse) GetPending() uint64 {
 	return 0
 }
 
+func (x *GetBalanceResponse) GetAddressBalances() []*AddressBalances {
+	if x != nil {
+		return x.AddressBalances
+	}
+	return nil
+}
+
+type AddressBalances struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address   string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Available uint64 `protobuf:"varint,2,opt,name=available,proto3" json:"available,omitempty"`
+	Pending   uint64 `protobuf:"varint,3,opt,name=pending,proto3" json:"pending,omitempty"`
+}
+
+func (x *AddressBalances) Reset() {
+	*x = AddressBalances{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_kaspawalletd_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *AddressBalances) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AddressBalances) ProtoMessage() {}
+
+func (x *AddressBalances) ProtoReflect() protoreflect.Message {
+	mi := &file_kaspawalletd_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AddressBalances.ProtoReflect.Descriptor instead.
+func (*AddressBalances) Descriptor() ([]byte, []int) {
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *AddressBalances) GetAddress() string {
+	if x != nil {
+		return x.Address
+	}
+	return ""
+}
+
+func (x *AddressBalances) GetAvailable() uint64 {
+	if x != nil {
+		return x.Available
+	}
+	return 0
+}
+
+func (x *AddressBalances) GetPending() uint64 {
+	if x != nil {
+		return x.Pending
+	}
+	return 0
+}
+
 type CreateUnsignedTransactionRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -130,7 +196,7 @@ type CreateUnsignedTransactionRequest struct {
 func (x *CreateUnsignedTransactionRequest) Reset() {
 	*x = CreateUnsignedTransactionRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[2]
+		mi := &file_kaspawalletd_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -143,7 +209,7 @@ func (x *CreateUnsignedTransactionRequest) String() string {
 func (*CreateUnsignedTransactionRequest) ProtoMessage() {}
 
 func (x *CreateUnsignedTransactionRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[2]
+	mi := &file_kaspawalletd_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -156,7 +222,7 @@ func (x *CreateUnsignedTransactionRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreateUnsignedTransactionRequest.ProtoReflect.Descriptor instead.
 func (*CreateUnsignedTransactionRequest) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{2}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *CreateUnsignedTransactionRequest) GetAddress() string {
@@ -184,7 +250,7 @@ type CreateUnsignedTransactionResponse struct {
 func (x *CreateUnsignedTransactionResponse) Reset() {
 	*x = CreateUnsignedTransactionResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[3]
+		mi := &file_kaspawalletd_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -197,7 +263,7 @@ func (x *CreateUnsignedTransactionResponse) String() string {
 func (*CreateUnsignedTransactionResponse) ProtoMessage() {}
 
 func (x *CreateUnsignedTransactionResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[3]
+	mi := &file_kaspawalletd_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -210,7 +276,7 @@ func (x *CreateUnsignedTransactionResponse) ProtoReflect() protoreflect.Message
 
 // Deprecated: Use CreateUnsignedTransactionResponse.ProtoReflect.Descriptor instead.
 func (*CreateUnsignedTransactionResponse) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{3}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *CreateUnsignedTransactionResponse) GetUnsignedTransaction() []byte {
@@ -220,54 +286,14 @@ func (x *CreateUnsignedTransactionResponse) GetUnsignedTransaction() []byte {
 	return nil
 }
 
-type GetReceiveAddressRequest struct {
+type ShowAddressesRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 }
 
-func (x *GetReceiveAddressRequest) Reset() {
-	*x = GetReceiveAddressRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[4]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GetReceiveAddressRequest) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GetReceiveAddressRequest) ProtoMessage() {}
-
-func (x *GetReceiveAddressRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[4]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use GetReceiveAddressRequest.ProtoReflect.Descriptor instead.
-func (*GetReceiveAddressRequest) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{4}
-}
-
-type GetReceiveAddressResponse struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
-}
-
-func (x *GetReceiveAddressResponse) Reset() {
-	*x = GetReceiveAddressResponse{}
+func (x *ShowAddressesRequest) Reset() {
+	*x = ShowAddressesRequest{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_kaspawalletd_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -275,13 +301,13 @@ func (x *GetReceiveAddressResponse) Reset() {
 	}
 }
 
-func (x *GetReceiveAddressResponse) String() string {
+func (x *ShowAddressesRequest) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*GetReceiveAddressResponse) ProtoMessage() {}
+func (*ShowAddressesRequest) ProtoMessage() {}
 
-func (x *GetReceiveAddressResponse) ProtoReflect() protoreflect.Message {
+func (x *ShowAddressesRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_kaspawalletd_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -293,12 +319,137 @@ func (x *GetReceiveAddressResponse) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use GetReceiveAddressResponse.ProtoReflect.Descriptor instead.
-func (*GetReceiveAddressResponse) Descriptor() ([]byte, []int) {
+// Deprecated: Use ShowAddressesRequest.ProtoReflect.Descriptor instead.
+func (*ShowAddressesRequest) Descriptor() ([]byte, []int) {
 	return file_kaspawalletd_proto_rawDescGZIP(), []int{5}
 }
 
-func (x *GetReceiveAddressResponse) GetAddress() string {
+type ShowAddressesResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address []string `protobuf:"bytes,1,rep,name=address,proto3" json:"address,omitempty"`
+}
+
+func (x *ShowAddressesResponse) Reset() {
+	*x = ShowAddressesResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_kaspawalletd_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ShowAddressesResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ShowAddressesResponse) ProtoMessage() {}
+
+func (x *ShowAddressesResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_kaspawalletd_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ShowAddressesResponse.ProtoReflect.Descriptor instead.
+func (*ShowAddressesResponse) Descriptor() ([]byte, []int) {
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *ShowAddressesResponse) GetAddress() []string {
+	if x != nil {
+		return x.Address
+	}
+	return nil
+}
+
+type NewAddressRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *NewAddressRequest) Reset() {
+	*x = NewAddressRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_kaspawalletd_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *NewAddressRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*NewAddressRequest) ProtoMessage() {}
+
+func (x *NewAddressRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_kaspawalletd_proto_msgTypes[7]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use NewAddressRequest.ProtoReflect.Descriptor instead.
+func (*NewAddressRequest) Descriptor() ([]byte, []int) {
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{7}
+}
+
+type NewAddressResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+}
+
+func (x *NewAddressResponse) Reset() {
+	*x = NewAddressResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_kaspawalletd_proto_msgTypes[8]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *NewAddressResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*NewAddressResponse) ProtoMessage() {}
+
+func (x *NewAddressResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_kaspawalletd_proto_msgTypes[8]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use NewAddressResponse.ProtoReflect.Descriptor instead.
+func (*NewAddressResponse) Descriptor() ([]byte, []int) {
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *NewAddressResponse) GetAddress() string {
 	if x != nil {
 		return x.Address
 	}
@@ -316,7 +467,7 @@ type BroadcastRequest struct {
 func (x *BroadcastRequest) Reset() {
 	*x = BroadcastRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[6]
+		mi := &file_kaspawalletd_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -329,7 +480,7 @@ func (x *BroadcastRequest) String() string {
 func (*BroadcastRequest) ProtoMessage() {}
 
 func (x *BroadcastRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[6]
+	mi := &file_kaspawalletd_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -342,7 +493,7 @@ func (x *BroadcastRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BroadcastRequest.ProtoReflect.Descriptor instead.
 func (*BroadcastRequest) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{6}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{9}
 }
 
 func (x *BroadcastRequest) GetTransaction() []byte {
@@ -363,7 +514,7 @@ type BroadcastResponse struct {
 func (x *BroadcastResponse) Reset() {
 	*x = BroadcastResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[7]
+		mi := &file_kaspawalletd_proto_msgTypes[10]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -376,7 +527,7 @@ func (x *BroadcastResponse) String() string {
 func (*BroadcastResponse) ProtoMessage() {}
 
 func (x *BroadcastResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[7]
+	mi := &file_kaspawalletd_proto_msgTypes[10]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -389,7 +540,7 @@ func (x *BroadcastResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BroadcastResponse.ProtoReflect.Descriptor instead.
 func (*BroadcastResponse) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{7}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{10}
 }
 
 func (x *BroadcastResponse) GetTxID() string {
@@ -408,7 +559,7 @@ type ShutdownRequest struct {
 func (x *ShutdownRequest) Reset() {
 	*x = ShutdownRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[8]
+		mi := &file_kaspawalletd_proto_msgTypes[11]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -421,7 +572,7 @@ func (x *ShutdownRequest) String() string {
 func (*ShutdownRequest) ProtoMessage() {}
 
 func (x *ShutdownRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[8]
+	mi := &file_kaspawalletd_proto_msgTypes[11]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -434,7 +585,7 @@ func (x *ShutdownRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ShutdownRequest.ProtoReflect.Descriptor instead.
 func (*ShutdownRequest) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{8}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{11}
 }
 
 type ShutdownResponse struct {
@@ -446,7 +597,7 @@ type ShutdownResponse struct {
 func (x *ShutdownResponse) Reset() {
 	*x = ShutdownResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_kaspawalletd_proto_msgTypes[9]
+		mi := &file_kaspawalletd_proto_msgTypes[12]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -459,7 +610,7 @@ func (x *ShutdownResponse) String() string {
 func (*ShutdownResponse) ProtoMessage() {}
 
 func (x *ShutdownResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_kaspawalletd_proto_msgTypes[9]
+	mi := &file_kaspawalletd_proto_msgTypes[12]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -472,7 +623,7 @@ func (x *ShutdownResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ShutdownResponse.ProtoReflect.Descriptor instead.
 func (*ShutdownResponse) Descriptor() ([]byte, []int) {
-	return file_kaspawalletd_proto_rawDescGZIP(), []int{9}
+	return file_kaspawalletd_proto_rawDescGZIP(), []int{12}
 }
 
 var File_kaspawalletd_proto protoreflect.FileDescriptor
@@ -480,63 +631,79 @@ var File_kaspawalletd_proto protoreflect.FileDescriptor
 var file_kaspawalletd_proto_rawDesc = []byte{
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 }
 
 var (
@@ -551,35 +718,41 @@ func file_kaspawalletd_proto_rawDescGZIP() []byte {
 	return file_kaspawalletd_proto_rawDescData
 }
 
-var file_kaspawalletd_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
+var file_kaspawalletd_proto_msgTypes = make([]protoimpl.MessageInfo, 13)
 var file_kaspawalletd_proto_goTypes = []interface{}{
 	(*GetBalanceRequest)(nil),                 // 0: GetBalanceRequest
 	(*GetBalanceResponse)(nil),                // 1: GetBalanceResponse
-	(*CreateUnsignedTransactionRequest)(nil),  // 2: CreateUnsignedTransactionRequest
-	(*CreateUnsignedTransactionResponse)(nil), // 3: CreateUnsignedTransactionResponse
-	(*GetReceiveAddressRequest)(nil),          // 4: GetReceiveAddressRequest
-	(*GetReceiveAddressResponse)(nil),         // 5: GetReceiveAddressResponse
-	(*BroadcastRequest)(nil),                  // 6: BroadcastRequest
-	(*BroadcastResponse)(nil),                 // 7: BroadcastResponse
-	(*ShutdownRequest)(nil),                   // 8: ShutdownRequest
-	(*ShutdownResponse)(nil),                  // 9: ShutdownResponse
+	(*AddressBalances)(nil),                   // 2: AddressBalances
+	(*CreateUnsignedTransactionRequest)(nil),  // 3: CreateUnsignedTransactionRequest
+	(*CreateUnsignedTransactionResponse)(nil), // 4: CreateUnsignedTransactionResponse
+	(*ShowAddressesRequest)(nil),              // 5: ShowAddressesRequest
+	(*ShowAddressesResponse)(nil),             // 6: ShowAddressesResponse
+	(*NewAddressRequest)(nil),                 // 7: NewAddressRequest
+	(*NewAddressResponse)(nil),                // 8: NewAddressResponse
+	(*BroadcastRequest)(nil),                  // 9: BroadcastRequest
+	(*BroadcastResponse)(nil),                 // 10: BroadcastResponse
+	(*ShutdownRequest)(nil),                   // 11: ShutdownRequest
+	(*ShutdownResponse)(nil),                  // 12: ShutdownResponse
 }
 var file_kaspawalletd_proto_depIdxs = []int32{
-	0, // 0: kaspawalletd.GetBalance:input_type -> GetBalanceRequest
-	2, // 1: kaspawalletd.CreateUnsignedTransaction:input_type -> CreateUnsignedTransactionRequest
-	4, // 2: kaspawalletd.GetReceiveAddress:input_type -> GetReceiveAddressRequest
-	8, // 3: kaspawalletd.Shutdown:input_type -> ShutdownRequest
-	6, // 4: kaspawalletd.Broadcast:input_type -> BroadcastRequest
-	1, // 5: kaspawalletd.GetBalance:output_type -> GetBalanceResponse
-	3, // 6: kaspawalletd.CreateUnsignedTransaction:output_type -> CreateUnsignedTransactionResponse
-	5, // 7: kaspawalletd.GetReceiveAddress:output_type -> GetReceiveAddressResponse
-	9, // 8: kaspawalletd.Shutdown:output_type -> ShutdownResponse
-	7, // 9: kaspawalletd.Broadcast:output_type -> BroadcastResponse
-	5, // [5:10] is the sub-list for method output_type
-	0, // [0:5] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
+	2,  // 0: GetBalanceResponse.addressBalances:type_name -> AddressBalances
+	0,  // 1: kaspawalletd.GetBalance:input_type -> GetBalanceRequest
+	3,  // 2: kaspawalletd.CreateUnsignedTransaction:input_type -> CreateUnsignedTransactionRequest
+	5,  // 3: kaspawalletd.ShowAddresses:input_type -> ShowAddressesRequest
+	7,  // 4: kaspawalletd.NewAddress:input_type -> NewAddressRequest
+	11, // 5: kaspawalletd.Shutdown:input_type -> ShutdownRequest
+	9,  // 6: kaspawalletd.Broadcast:input_type -> BroadcastRequest
+	1,  // 7: kaspawalletd.GetBalance:output_type -> GetBalanceResponse
+	4,  // 8: kaspawalletd.CreateUnsignedTransaction:output_type -> CreateUnsignedTransactionResponse
+	6,  // 9: kaspawalletd.ShowAddresses:output_type -> ShowAddressesResponse
+	8,  // 10: kaspawalletd.NewAddress:output_type -> NewAddressResponse
+	12, // 11: kaspawalletd.Shutdown:output_type -> ShutdownResponse
+	10, // 12: kaspawalletd.Broadcast:output_type -> BroadcastResponse
+	7,  // [7:13] is the sub-list for method output_type
+	1,  // [1:7] is the sub-list for method input_type
+	1,  // [1:1] is the sub-list for extension type_name
+	1,  // [1:1] is the sub-list for extension extendee
+	0,  // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_kaspawalletd_proto_init() }
@@ -613,7 +786,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreateUnsignedTransactionRequest); i {
+			switch v := v.(*AddressBalances); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -625,7 +798,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreateUnsignedTransactionResponse); i {
+			switch v := v.(*CreateUnsignedTransactionRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -637,7 +810,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetReceiveAddressRequest); i {
+			switch v := v.(*CreateUnsignedTransactionResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -649,7 +822,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetReceiveAddressResponse); i {
+			switch v := v.(*ShowAddressesRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -661,7 +834,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*BroadcastRequest); i {
+			switch v := v.(*ShowAddressesResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -673,7 +846,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*BroadcastResponse); i {
+			switch v := v.(*NewAddressRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -685,7 +858,7 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ShutdownRequest); i {
+			switch v := v.(*NewAddressResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -697,6 +870,42 @@ func file_kaspawalletd_proto_init() {
 			}
 		}
 		file_kaspawalletd_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BroadcastRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_kaspawalletd_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BroadcastResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_kaspawalletd_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ShutdownRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_kaspawalletd_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ShutdownResponse); i {
 			case 0:
 				return &v.state
@@ -715,7 +924,7 @@ func file_kaspawalletd_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_kaspawalletd_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   10,
+			NumMessages:   13,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

cmd/kaspawallet/daemon/pb/kaspawalletd.proto

@@ -5,7 +5,8 @@ option go_package = "github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/pb";
 service kaspawalletd {
   rpc GetBalance (GetBalanceRequest) returns (GetBalanceResponse) {}
   rpc CreateUnsignedTransaction (CreateUnsignedTransactionRequest) returns (CreateUnsignedTransactionResponse) {}
-  rpc GetReceiveAddress (GetReceiveAddressRequest) returns (GetReceiveAddressResponse) {}
+  rpc ShowAddresses (ShowAddressesRequest) returns (ShowAddressesResponse) {}
+  rpc NewAddress (NewAddressRequest) returns (NewAddressResponse) {}
   rpc Shutdown (ShutdownRequest) returns (ShutdownResponse) {}
   rpc Broadcast (BroadcastRequest) returns (BroadcastResponse) {}
 }
@@ -16,6 +17,13 @@ message GetBalanceRequest {
 message GetBalanceResponse {
   uint64 available = 1;
   uint64 pending = 2;
+  repeated AddressBalances addressBalances = 3;
+}
+
+message AddressBalances {
+    string address = 1;
+    uint64 available = 2;
+    uint64 pending = 3;
 }
 
 message CreateUnsignedTransactionRequest {
@@ -27,10 +35,17 @@ message CreateUnsignedTransactionResponse {
   bytes unsignedTransaction = 1;
 }
 
-message GetReceiveAddressRequest {
+message ShowAddressesRequest {
 }
 
-message GetReceiveAddressResponse {
+message ShowAddressesResponse {
+  repeated string address = 1;
+}
+
+message NewAddressRequest {
+}
+
+message NewAddressResponse {
   string address = 1;
 }
 

cmd/kaspawallet/daemon/pb/kaspawalletd_grpc.pb.go

@@ -11,7 +11,8 @@ import (
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
-const _ = grpc.SupportPackageIsVersion6
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
 
 // KaspawalletdClient is the client API for Kaspawalletd service.
 //
@@ -19,7 +20,8 @@ const _ = grpc.SupportPackageIsVersion6
 type KaspawalletdClient interface {
 	GetBalance(ctx context.Context, in *GetBalanceRequest, opts ...grpc.CallOption) (*GetBalanceResponse, error)
 	CreateUnsignedTransaction(ctx context.Context, in *CreateUnsignedTransactionRequest, opts ...grpc.CallOption) (*CreateUnsignedTransactionResponse, error)
-	GetReceiveAddress(ctx context.Context, in *GetReceiveAddressRequest, opts ...grpc.CallOption) (*GetReceiveAddressResponse, error)
+	ShowAddresses(ctx context.Context, in *ShowAddressesRequest, opts ...grpc.CallOption) (*ShowAddressesResponse, error)
+	NewAddress(ctx context.Context, in *NewAddressRequest, opts ...grpc.CallOption) (*NewAddressResponse, error)
 	Shutdown(ctx context.Context, in *ShutdownRequest, opts ...grpc.CallOption) (*ShutdownResponse, error)
 	Broadcast(ctx context.Context, in *BroadcastRequest, opts ...grpc.CallOption) (*BroadcastResponse, error)
 }
@@ -50,9 +52,18 @@ func (c *kaspawalletdClient) CreateUnsignedTransaction(ctx context.Context, in *
 	return out, nil
 }
 
-func (c *kaspawalletdClient) GetReceiveAddress(ctx context.Context, in *GetReceiveAddressRequest, opts ...grpc.CallOption) (*GetReceiveAddressResponse, error) {
-	out := new(GetReceiveAddressResponse)
-	err := c.cc.Invoke(ctx, "/kaspawalletd/GetReceiveAddress", in, out, opts...)
+func (c *kaspawalletdClient) ShowAddresses(ctx context.Context, in *ShowAddressesRequest, opts ...grpc.CallOption) (*ShowAddressesResponse, error) {
+	out := new(ShowAddressesResponse)
+	err := c.cc.Invoke(ctx, "/kaspawalletd/ShowAddresses", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *kaspawalletdClient) NewAddress(ctx context.Context, in *NewAddressRequest, opts ...grpc.CallOption) (*NewAddressResponse, error) {
+	out := new(NewAddressResponse)
+	err := c.cc.Invoke(ctx, "/kaspawalletd/NewAddress", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -83,7 +94,8 @@ func (c *kaspawalletdClient) Broadcast(ctx context.Context, in *BroadcastRequest
 type KaspawalletdServer interface {
 	GetBalance(context.Context, *GetBalanceRequest) (*GetBalanceResponse, error)
 	CreateUnsignedTransaction(context.Context, *CreateUnsignedTransactionRequest) (*CreateUnsignedTransactionResponse, error)
-	GetReceiveAddress(context.Context, *GetReceiveAddressRequest) (*GetReceiveAddressResponse, error)
+	ShowAddresses(context.Context, *ShowAddressesRequest) (*ShowAddressesResponse, error)
+	NewAddress(context.Context, *NewAddressRequest) (*NewAddressResponse, error)
 	Shutdown(context.Context, *ShutdownRequest) (*ShutdownResponse, error)
 	Broadcast(context.Context, *BroadcastRequest) (*BroadcastResponse, error)
 	mustEmbedUnimplementedKaspawalletdServer()
@@ -93,25 +105,35 @@ type KaspawalletdServer interface {
 type UnimplementedKaspawalletdServer struct {
 }
 
-func (*UnimplementedKaspawalletdServer) GetBalance(context.Context, *GetBalanceRequest) (*GetBalanceResponse, error) {
+func (UnimplementedKaspawalletdServer) GetBalance(context.Context, *GetBalanceRequest) (*GetBalanceResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetBalance not implemented")
 }
-func (*UnimplementedKaspawalletdServer) CreateUnsignedTransaction(context.Context, *CreateUnsignedTransactionRequest) (*CreateUnsignedTransactionResponse, error) {
+func (UnimplementedKaspawalletdServer) CreateUnsignedTransaction(context.Context, *CreateUnsignedTransactionRequest) (*CreateUnsignedTransactionResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method CreateUnsignedTransaction not implemented")
 }
-func (*UnimplementedKaspawalletdServer) GetReceiveAddress(context.Context, *GetReceiveAddressRequest) (*GetReceiveAddressResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetReceiveAddress not implemented")
+func (UnimplementedKaspawalletdServer) ShowAddresses(context.Context, *ShowAddressesRequest) (*ShowAddressesResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ShowAddresses not implemented")
 }
-func (*UnimplementedKaspawalletdServer) Shutdown(context.Context, *ShutdownRequest) (*ShutdownResponse, error) {
+func (UnimplementedKaspawalletdServer) NewAddress(context.Context, *NewAddressRequest) (*NewAddressResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method NewAddress not implemented")
+}
+func (UnimplementedKaspawalletdServer) Shutdown(context.Context, *ShutdownRequest) (*ShutdownResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method Shutdown not implemented")
 }
-func (*UnimplementedKaspawalletdServer) Broadcast(context.Context, *BroadcastRequest) (*BroadcastResponse, error) {
+func (UnimplementedKaspawalletdServer) Broadcast(context.Context, *BroadcastRequest) (*BroadcastResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method Broadcast not implemented")
 }
-func (*UnimplementedKaspawalletdServer) mustEmbedUnimplementedKaspawalletdServer() {}
+func (UnimplementedKaspawalletdServer) mustEmbedUnimplementedKaspawalletdServer() {}
 
-func RegisterKaspawalletdServer(s *grpc.Server, srv KaspawalletdServer) {
-	s.RegisterService(&_Kaspawalletd_serviceDesc, srv)
+// UnsafeKaspawalletdServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to KaspawalletdServer will
+// result in compilation errors.
+type UnsafeKaspawalletdServer interface {
+	mustEmbedUnimplementedKaspawalletdServer()
+}
+
+func RegisterKaspawalletdServer(s grpc.ServiceRegistrar, srv KaspawalletdServer) {
+	s.RegisterService(&Kaspawalletd_ServiceDesc, srv)
 }
 
 func _Kaspawalletd_GetBalance_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
@@ -150,20 +172,38 @@ func _Kaspawalletd_CreateUnsignedTransaction_Handler(srv interface{}, ctx contex
 	return interceptor(ctx, in, info, handler)
 }
 
-func _Kaspawalletd_GetReceiveAddress_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(GetReceiveAddressRequest)
+func _Kaspawalletd_ShowAddresses_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ShowAddressesRequest)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
 	if interceptor == nil {
-		return srv.(KaspawalletdServer).GetReceiveAddress(ctx, in)
+		return srv.(KaspawalletdServer).ShowAddresses(ctx, in)
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: "/kaspawalletd/GetReceiveAddress",
+		FullMethod: "/kaspawalletd/ShowAddresses",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(KaspawalletdServer).GetReceiveAddress(ctx, req.(*GetReceiveAddressRequest))
+		return srv.(KaspawalletdServer).ShowAddresses(ctx, req.(*ShowAddressesRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Kaspawalletd_NewAddress_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(NewAddressRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(KaspawalletdServer).NewAddress(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/kaspawalletd/NewAddress",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(KaspawalletdServer).NewAddress(ctx, req.(*NewAddressRequest))
 	}
 	return interceptor(ctx, in, info, handler)
 }
@@ -204,7 +244,10 @@ func _Kaspawalletd_Broadcast_Handler(srv interface{}, ctx context.Context, dec f
 	return interceptor(ctx, in, info, handler)
 }
 
-var _Kaspawalletd_serviceDesc = grpc.ServiceDesc{
+// Kaspawalletd_ServiceDesc is the grpc.ServiceDesc for Kaspawalletd service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Kaspawalletd_ServiceDesc = grpc.ServiceDesc{
 	ServiceName: "kaspawalletd",
 	HandlerType: (*KaspawalletdServer)(nil),
 	Methods: []grpc.MethodDesc{
@@ -217,8 +260,12 @@ var _Kaspawalletd_serviceDesc = grpc.ServiceDesc{
 			Handler:    _Kaspawalletd_CreateUnsignedTransaction_Handler,
 		},
 		{
-			MethodName: "GetReceiveAddress",
-			Handler:    _Kaspawalletd_GetReceiveAddress_Handler,
+			MethodName: "ShowAddresses",
+			Handler:    _Kaspawalletd_ShowAddresses_Handler,
+		},
+		{
+			MethodName: "NewAddress",
+			Handler:    _Kaspawalletd_NewAddress_Handler,
 		},
 		{
 			MethodName: "Shutdown",

cmd/kaspawallet/daemon/server/address.go

@@ -3,6 +3,7 @@ package server
 import (
 	"context"
 	"fmt"
+
 	"github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/pb"
 	"github.com/kaspanet/kaspad/cmd/kaspawallet/libkaspawallet"
 	"github.com/kaspanet/kaspad/util"
@@ -23,13 +24,39 @@ func (s *server) changeAddress() (util.Address, error) {
 	walletAddr := &walletAddress{
 		index:         s.keysFile.LastUsedInternalIndex(),
 		cosignerIndex: s.keysFile.CosignerIndex,
-		keyChain:      internalKeychain,
+		keyChain:      libkaspawallet.InternalKeychain,
 	}
 	path := s.walletAddressPath(walletAddr)
 	return libkaspawallet.Address(s.params, s.keysFile.ExtendedPublicKeys, s.keysFile.MinimumSignatures, path, s.keysFile.ECDSA)
 }
 
-func (s *server) GetReceiveAddress(_ context.Context, request *pb.GetReceiveAddressRequest) (*pb.GetReceiveAddressResponse, error) {
+func (s *server) ShowAddresses(_ context.Context, request *pb.ShowAddressesRequest) (*pb.ShowAddressesResponse, error) {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
+	if !s.isSynced() {
+		return nil, errors.New("server is not synced")
+	}
+
+	addresses := make([]string, 0)
+	for i := uint32(1); i <= s.keysFile.LastUsedExternalIndex(); i++ {
+		walletAddr := &walletAddress{
+			index:         i,
+			cosignerIndex: s.keysFile.CosignerIndex,
+			keyChain:      libkaspawallet.ExternalKeychain,
+		}
+		path := s.walletAddressPath(walletAddr)
+		address, err := libkaspawallet.Address(s.params, s.keysFile.ExtendedPublicKeys, s.keysFile.MinimumSignatures, path, s.keysFile.ECDSA)
+		if err != nil {
+			return nil, err
+		}
+		addresses = append(addresses, address.String())
+	}
+
+	return &pb.ShowAddressesResponse{Address: addresses}, nil
+}
+
+func (s *server) NewAddress(_ context.Context, request *pb.NewAddressRequest) (*pb.NewAddressResponse, error) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
@@ -50,7 +77,7 @@ func (s *server) GetReceiveAddress(_ context.Context, request *pb.GetReceiveAddr
 	walletAddr := &walletAddress{
 		index:         s.keysFile.LastUsedExternalIndex(),
 		cosignerIndex: s.keysFile.CosignerIndex,
-		keyChain:      externalKeychain,
+		keyChain:      libkaspawallet.ExternalKeychain,
 	}
 	path := s.walletAddressPath(walletAddr)
 	address, err := libkaspawallet.Address(s.params, s.keysFile.ExtendedPublicKeys, s.keysFile.MinimumSignatures, path, s.keysFile.ECDSA)
@@ -58,7 +85,7 @@ func (s *server) GetReceiveAddress(_ context.Context, request *pb.GetReceiveAddr
 		return nil, err
 	}
 
-	return &pb.GetReceiveAddressResponse{Address: address.String()}, nil
+	return &pb.NewAddressResponse{Address: address.String()}, nil
 }
 
 func (s *server) walletAddressString(wAddr *walletAddress) (string, error) {

cmd/kaspawallet/daemon/server/balance.go

@@ -3,8 +3,12 @@ package server
 import (
 	"context"
 	"github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/pb"
+	"github.com/kaspanet/kaspad/cmd/kaspawallet/libkaspawallet"
 )
 
+type balancesType struct{ available, pending uint64 }
+type balancesMapType map[*walletAddress]*balancesType
+
 func (s *server) GetBalance(_ context.Context, _ *pb.GetBalanceRequest) (*pb.GetBalanceResponse, error) {
 	s.lock.RLock()
 	defer s.lock.RUnlock()
@@ -13,19 +17,47 @@ func (s *server) GetBalance(_ context.Context, _ *pb.GetBalanceRequest) (*pb.Get
 	if err != nil {
 		return nil, err
 	}
+	daaScore := dagInfo.VirtualDAAScore
+	maturity := s.params.BlockCoinbaseMaturity
 
-	var availableBalance, pendingBalance uint64
+	balancesMap := make(balancesMapType, 0)
 	for _, entry := range s.utxos {
-		if isUTXOSpendable(entry, dagInfo.VirtualDAAScore, s.params.BlockCoinbaseMaturity) {
-			availableBalance += entry.UTXOEntry.Amount()
+		amount := entry.UTXOEntry.Amount()
+		address := entry.address
+		balances, ok := balancesMap[address]
+		if !ok {
+			balances = new(balancesType)
+			balancesMap[address] = balances
+		}
+		if isUTXOSpendable(entry, daaScore, maturity) {
+			balances.available += amount
 		} else {
-			pendingBalance += entry.UTXOEntry.Amount()
+			balances.pending += amount
 		}
 	}
 
+	addressBalances := make([]*pb.AddressBalances, len(balancesMap))
+	i := 0
+	var available, pending uint64
+	for walletAddress, balances := range balancesMap {
+		address, err := libkaspawallet.Address(s.params, s.keysFile.ExtendedPublicKeys, s.keysFile.MinimumSignatures, s.walletAddressPath(walletAddress), s.keysFile.ECDSA)
+		if err != nil {
+			return nil, err
+		}
+		addressBalances[i] = &pb.AddressBalances{
+			Address:   address.String(),
+			Available: balances.available,
+			Pending:   balances.pending,
+		}
+		i++
+		available += balances.available
+		pending += balances.pending
+	}
+
 	return &pb.GetBalanceResponse{
-		Available: availableBalance,
-		Pending:   pendingBalance,
+		Available:       available,
+		Pending:         pending,
+		AddressBalances: addressBalances,
 	}, nil
 }
 

cmd/kaspawallet/daemon/server/server.go

@@ -2,6 +2,7 @@ package server
 
 import (
 	"fmt"
+	"github.com/kaspanet/kaspad/util/profiling"
 	"net"
 	"os"
 	"sync"
@@ -33,12 +34,16 @@ type server struct {
 }
 
 // Start starts the kaspawalletd server
-func Start(params *dagconfig.Params, listen, rpcServer string, keysFilePath string) error {
+func Start(params *dagconfig.Params, listen, rpcServer string, keysFilePath string, profile string) error {
 	initLog(defaultLogFile, defaultErrLogFile)
 
 	defer panics.HandlePanic(log, "MAIN", nil)
 	interrupt := signal.InterruptListener()
 
+	if profile != "" {
+		profiling.Start(profile, log)
+	}
+
 	listener, err := net.Listen("tcp", listen)
 	if err != nil {
 		return (errors.Wrapf(err, "Error listening to tcp at %s", listen))

cmd/kaspawallet/daemon/server/sync.go

@@ -1,20 +1,16 @@
 package server
 
 import (
+	"time"
+
+	"github.com/kaspanet/kaspad/cmd/kaspawallet/libkaspawallet"
+
 	"github.com/kaspanet/kaspad/app/appmessage"
 	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/pkg/errors"
-	"time"
 )
 
-const (
-	// externalKeychain is the key chain that is used to create receive addresses
-	externalKeychain = 0
-	// internalKeychain is used to create change addresses
-	internalKeychain = 1
-)
-
-var keyChains = []uint8{externalKeychain, internalKeychain}
+var keyChains = []uint8{libkaspawallet.ExternalKeychain, libkaspawallet.InternalKeychain}
 
 type walletAddressSet map[string]*walletAddress
 
@@ -180,7 +176,7 @@ func (s *server) updateLastUsedIndexes(addressSet walletAddressSet,
 			continue
 		}
 
-		if walletAddress.keyChain == externalKeychain {
+		if walletAddress.keyChain == libkaspawallet.ExternalKeychain {
 			if walletAddress.index > lastUsedExternalIndex {
 				lastUsedExternalIndex = walletAddress.index
 			}

cmd/kaspawallet/keys/create.go

@@ -97,7 +97,7 @@ func encryptMnemonic(mnemonic string, password []byte) (*EncryptedMnemonic, erro
 		return nil, err
 	}
 
-	aead, err := getAEAD(password, salt)
+	aead, err := getAEAD(defaultNumThreads, password, salt)
 	if err != nil {
 		return nil, err
 	}

cmd/kaspawallet/keys/keys.go

@@ -6,12 +6,13 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
-	"github.com/kaspanet/kaspad/cmd/kaspawallet/utils"
 	"os"
 	"path/filepath"
 	"runtime"
 	"strings"
 
+	"github.com/kaspanet/kaspad/cmd/kaspawallet/utils"
+
 	"github.com/kaspanet/kaspad/domain/dagconfig"
 	"github.com/kaspanet/kaspad/util"
 	"github.com/pkg/errors"
@@ -23,6 +24,7 @@ var (
 	defaultAppDir = util.AppDir("kaspawallet", false)
 )
 
+// LastVersion is the most up to date file format version
 const LastVersion = 1
 
 func defaultKeysFile(netParams *dagconfig.Params) string {
@@ -36,7 +38,7 @@ type encryptedPrivateKeyJSON struct {
 
 type keysFileJSON struct {
 	Version               uint32                     `json:"version"`
-	NumThreads            uint8                      `json:"numThreads,omitempty"` // This field is ignored for versions different than 0
+	NumThreads            uint8                      `json:"numThreads,omitempty"` // This field is ignored for versions different from 0. See more details at the function `numThreads`.
 	EncryptedPrivateKeys  []*encryptedPrivateKeyJSON `json:"encryptedMnemonics"`
 	ExtendedPublicKeys    []string                   `json:"publicKeys"`
 	MinimumSignatures     uint32                     `json:"minimumSignatures"`
@@ -88,6 +90,23 @@ func (d *File) toJSON() *keysFileJSON {
 	}
 }
 
+// NewFileFromMnemonic generates a new File from the given mnemonic string
+func NewFileFromMnemonic(params *dagconfig.Params, mnemonic string, password string) (*File, error) {
+	encryptedMnemonics, extendedPublicKeys, err :=
+		encryptedMnemonicExtendedPublicKeyPairs(params, []string{mnemonic}, password, false)
+	if err != nil {
+		return nil, err
+	}
+	return &File{
+		Version:            LastVersion,
+		NumThreads:         defaultNumThreads,
+		EncryptedMnemonics: encryptedMnemonics,
+		ExtendedPublicKeys: extendedPublicKeys,
+		MinimumSignatures:  1,
+		ECDSA:              false,
+	}, nil
+}
+
 func (d *File) fromJSON(fileJSON *keysFileJSON) error {
 	d.Version = fileJSON.Version
 	d.NumThreads = fileJSON.NumThreads
@@ -299,16 +318,21 @@ func (d *File) Save() error {
 	return nil
 }
 
+const defaultNumThreads = 8
+
 func (d *File) numThreads(password []byte) (uint8, error) {
+	// There's a bug in v0 wallets where the number of threads
+	// was determined by the number of logical CPUs at the machine,
+	// which made the authentication non-deterministic across platforms.
+	// In order to solve it we introduce v1 where the number of threads
+	// is constant, and brute force the number of threads in v0. After we
+	// find the right amount via brute force we save the result to the file.
+
 	if d.Version != 0 {
-		return 8, nil
+		return defaultNumThreads, nil
 	}
 
-	if d.NumThreads != 0 {
-		return d.NumThreads, nil
-	}
-
-	numThreads, err := d.detectNumThreads(password, d.EncryptedMnemonics[0].salt)
+	numThreads, err := d.detectNumThreads(password, d.EncryptedMnemonics[0])
 	if err != nil {
 		return 0, err
 	}
@@ -322,30 +346,33 @@ func (d *File) numThreads(password []byte) (uint8, error) {
 	return numThreads, nil
 }
 
-func (d *File) detectNumThreads(password, salt []byte) (uint8, error) {
-	numCPU := uint8(runtime.NumCPU())
-	_, err := getAEAD(numCPU, password, salt)
+func (d *File) detectNumThreads(password []byte, encryptedMnemonic *EncryptedMnemonic) (uint8, error) {
+	firstGuessNumThreads := d.NumThreads
+	if d.NumThreads == 0 {
+		firstGuessNumThreads = uint8(runtime.NumCPU())
+	}
+	_, err := decryptMnemonic(firstGuessNumThreads, encryptedMnemonic, password)
 	if err != nil {
 		if !strings.Contains(err.Error(), "message authentication failed") {
 			return 0, err
 		}
 	} else {
-		return numCPU, nil
+		return firstGuessNumThreads, nil
 	}
 
-	for i := uint8(1); ; i++ {
-		if i == numCPU {
+	for numThreadsGuess := uint8(1); ; numThreadsGuess++ {
+		if numThreadsGuess == firstGuessNumThreads {
 			continue
 		}
 
-		_, err := getAEAD(i, password, salt)
+		_, err := decryptMnemonic(numThreadsGuess, encryptedMnemonic, password)
 		if err != nil {
-			const maxTries = 32
-			if i == maxTries || !strings.Contains(err.Error(), "message authentication failed") {
+			const maxTries = 255
+			if numThreadsGuess == maxTries || !strings.Contains(err.Error(), "message authentication failed") {
 				return 0, err
 			}
 		} else {
-			return i, nil
+			return numThreadsGuess, nil
 		}
 	}
 }

cmd/kaspawallet/libkaspawallet/keychains.go

@@ -0,0 +1,8 @@
+package libkaspawallet
+
+const (
+	// ExternalKeychain is the key chain that is used to create receive addresses
+	ExternalKeychain = 0
+	// InternalKeychain is used to create change addresses
+	InternalKeychain = 1
+)

cmd/kaspawallet/libkaspawallet/transaction_test.go

@@ -163,7 +163,7 @@ func TestMultisig(t *testing.T) {
 				t.Fatalf("Expected extractedSignedTxOneStep and extractedSignedTxStep2 IDs to be equal")
 			}
 
-			_, insertionResult, err := tc.AddBlock([]*externalapi.DomainHash{block1Hash}, nil, []*externalapi.DomainTransaction{extractedSignedTxStep2})
+			_, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{block1Hash}, nil, []*externalapi.DomainTransaction{extractedSignedTxStep2})
 			if err != nil {
 				t.Fatalf("AddBlock: %+v", err)
 			}
@@ -172,7 +172,7 @@ func TestMultisig(t *testing.T) {
 				TransactionID: *consensushashing.TransactionID(extractedSignedTxStep2),
 				Index:         0,
 			}
-			if !insertionResult.VirtualUTXODiff.ToAdd().Contains(addedUTXO) {
+			if !virtualChangeSet.VirtualUTXODiff.ToAdd().Contains(addedUTXO) {
 				t.Fatalf("Transaction wasn't accepted in the DAG")
 			}
 		})
@@ -294,7 +294,7 @@ func TestP2PK(t *testing.T) {
 				t.Fatalf("ExtractTransaction: %+v", err)
 			}
 
-			_, insertionResult, err := tc.AddBlock([]*externalapi.DomainHash{block1Hash}, nil, []*externalapi.DomainTransaction{tx})
+			_, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{block1Hash}, nil, []*externalapi.DomainTransaction{tx})
 			if err != nil {
 				t.Fatalf("AddBlock: %+v", err)
 			}
@@ -303,7 +303,7 @@ func TestP2PK(t *testing.T) {
 				TransactionID: *consensushashing.TransactionID(tx),
 				Index:         0,
 			}
-			if !insertionResult.VirtualUTXODiff.ToAdd().Contains(addedUTXO) {
+			if !virtualChangeSet.VirtualUTXODiff.ToAdd().Contains(addedUTXO) {
 				t.Fatalf("Transaction wasn't accepted in the DAG")
 			}
 		})

cmd/kaspawallet/main.go

@@ -19,8 +19,10 @@ func main() {
 		err = sign(config.(*signConfig))
 	case broadcastSubCmd:
 		err = broadcast(config.(*broadcastConfig))
-	case showAddressSubCmd:
-		err = showAddress(config.(*showAddressConfig))
+	case showAddressesSubCmd:
+		err = showAddresses(config.(*showAddressesConfig))
+	case newAddressSubCmd:
+		err = newAddress(config.(*newAddressConfig))
 	case dumpUnencryptedDataSubCmd:
 		err = dumpUnencryptedData(config.(*dumpUnencryptedDataConfig))
 	case startDaemonSubCmd:

cmd/kaspawallet/new_address.go

@@ -7,7 +7,7 @@ import (
 	"github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/pb"
 )
 
-func showAddress(conf *showAddressConfig) error {
+func newAddress(conf *newAddressConfig) error {
 	daemonClient, tearDown, err := client.Connect(conf.DaemonAddress)
 	if err != nil {
 		return err
@@ -17,11 +17,11 @@ func showAddress(conf *showAddressConfig) error {
 	ctx, cancel := context.WithTimeout(context.Background(), daemonTimeout)
 	defer cancel()
 
-	response, err := daemonClient.GetReceiveAddress(ctx, &pb.GetReceiveAddressRequest{})
+	response, err := daemonClient.NewAddress(ctx, &pb.NewAddressRequest{})
 	if err != nil {
 		return err
 	}
 
-	fmt.Printf("Address:\n%s\n", response.Address)
+	fmt.Printf("New address:\n%s\n", response.Address)
 	return nil
 }

cmd/kaspawallet/show_addresses.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/client"
+	"github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/pb"
+)
+
+func showAddresses(conf *showAddressesConfig) error {
+	daemonClient, tearDown, err := client.Connect(conf.DaemonAddress)
+	if err != nil {
+		return err
+	}
+	defer tearDown()
+
+	ctx, cancel := context.WithTimeout(context.Background(), daemonTimeout)
+	defer cancel()
+
+	response, err := daemonClient.ShowAddresses(ctx, &pb.ShowAddressesRequest{})
+	if err != nil {
+		return err
+	}
+
+	fmt.Printf("Addresses (%d):\n", len(response.Address))
+	for _, address := range response.Address {
+		fmt.Println(address)
+	}
+	return nil
+}

cmd/kaspawallet/start_daemon.go

@@ -3,5 +3,5 @@ package main
 import "github.com/kaspanet/kaspad/cmd/kaspawallet/daemon/server"
 
 func startDaemon(conf *startDaemonConfig) error {
-	return server.Start(conf.NetParams(), conf.Listen, conf.RPCServer, conf.KeysFile)
+	return server.Start(conf.NetParams(), conf.Listen, conf.RPCServer, conf.KeysFile, conf.Profile)
 }

domain/consensus/consensus.go

@@ -56,7 +56,7 @@ type consensus struct {
 	daaBlocksStore            model.DAABlocksStore
 }
 
-func (s *consensus) ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.BlockInsertionResult, error) {
+func (s *consensus) ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.VirtualChangeSet, error) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
@@ -137,11 +137,18 @@ func (s *consensus) Init(skipAddingGenesis bool) error {
 	return nil
 }
 
-func (s *consensus) PruningPointAndItsAnticoneWithTrustedData() ([]*externalapi.BlockWithTrustedData, error) {
+func (s *consensus) PruningPointAndItsAnticone() ([]*externalapi.DomainHash, error) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
-	return s.pruningManager.PruningPointAndItsAnticoneWithTrustedData()
+	return s.pruningManager.PruningPointAndItsAnticone()
+}
+
+func (s *consensus) BlockWithTrustedData(blockHash *externalapi.DomainHash) (*externalapi.BlockWithTrustedData, error) {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
+	return s.pruningManager.BlockWithTrustedData(model.NewStagingArea(), blockHash)
 }
 
 // BuildBlock builds a block over the current state, with the transactions
@@ -157,7 +164,7 @@ func (s *consensus) BuildBlock(coinbaseData *externalapi.DomainCoinbaseData,
 
 // ValidateAndInsertBlock validates the given block and, if valid, applies it
 // to the current state
-func (s *consensus) ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.BlockInsertionResult, error) {
+func (s *consensus) ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.VirtualChangeSet, error) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
@@ -713,30 +720,13 @@ func (s *consensus) PopulateMass(transaction *externalapi.DomainTransaction) {
 	s.transactionValidator.PopulateMass(transaction)
 }
 
-func (s *consensus) ResolveVirtual() error {
+func (s *consensus) ResolveVirtual() (*externalapi.VirtualChangeSet, bool, error) {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
 	// In order to prevent a situation that the consensus lock is held for too much time, we
 	// release the lock each time resolve 100 blocks.
-	for i := 0; ; i++ {
-		if i%10 == 0 {
-			log.Infof("Resolving virtual. This may take some time...")
-		}
-		var isCompletelyResolved bool
-		var err error
-		func() {
-			s.lock.Lock()
-			defer s.lock.Unlock()
-
-			isCompletelyResolved, err = s.consensusStateManager.ResolveVirtual(100)
-		}()
-		if err != nil {
-			return err
-		}
-
-		if isCompletelyResolved {
-			log.Infof("Resolved virtual")
-			return nil
-		}
-	}
+	return s.consensusStateManager.ResolveVirtual(100)
 }
 
 func (s *consensus) BuildPruningPointProof() (*externalapi.PruningPointProof, error) {

domain/consensus/factory.go

@@ -153,13 +153,12 @@ func (f *factory) NewConsensus(config *Config, db infrastructuredatabase.Databas
 	reachabilityDataStore := reachabilityDataStores[0]
 	ghostdagDataStore := ghostdagDataStores[0]
 
-	reachabilityManager := reachabilityManagers[0]
 	dagTopologyManager := dagTopologyManagers[0]
 	ghostdagManager := ghostdagManagers[0]
 	dagTraversalManager := dagTraversalManagers[0]
 
 	// Processes
-	parentsManager := parentssanager.New(config.GenesisHash, config.HardForkOmitGenesisFromParentsDAAScore)
+	parentsManager := parentssanager.New(config.GenesisHash)
 	blockParentBuilder := blockparentbuilder.New(
 		dbManager,
 		blockHeaderStore,
@@ -168,7 +167,6 @@ func (f *factory) NewConsensus(config *Config, db infrastructuredatabase.Databas
 		reachabilityDataStore,
 		pruningStore,
 
-		config.HardForkOmitGenesisFromParentsDAAScore,
 		config.GenesisHash,
 	)
 	pastMedianTimeManager := f.pastMedianTimeConsructor(
@@ -308,6 +306,7 @@ func (f *factory) NewConsensus(config *Config, db infrastructuredatabase.Databas
 		config.MaxBlockParents,
 		config.TimestampDeviationTolerance,
 		config.TargetTimePerBlock,
+		config.IgnoreHeaderMass,
 
 		dbManager,
 		difficultyManager,
@@ -379,10 +378,9 @@ func (f *factory) NewConsensus(config *Config, db infrastructuredatabase.Databas
 		pruningManager,
 		blockValidator,
 		dagTopologyManager,
-		reachabilityManager,
+		reachabilityManagers,
 		difficultyManager,
 		pastMedianTimeManager,
-		ghostdagManager,
 		coinbaseManager,
 		headerTipsManager,
 		syncManager,
@@ -589,7 +587,7 @@ func dagStores(config *Config,
 			ghostdagDataStores[i] = ghostdagdatastore.New(prefixBucket, ghostdagDataCacheSize, preallocateCaches)
 		} else {
 			blockRelationStores[i] = blockrelationstore.New(prefixBucket, 200, false)
-			reachabilityDataStores[i] = reachabilitydatastore.New(prefixBucket, 86400, false)
+			reachabilityDataStores[i] = reachabilitydatastore.New(prefixBucket, pruningWindowSizePlusFinalityDepthForCache, false)
 			ghostdagDataStores[i] = ghostdagdatastore.New(prefixBucket, 200, false)
 		}
 	}

domain/consensus/finality_test.go

@@ -16,8 +16,8 @@ import (
 
 func TestFinality(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		// Set finalityInterval to 50 blocks, so that test runs quickly
-		consensusConfig.FinalityDuration = 50 * consensusConfig.TargetTimePerBlock
+		// Set finalityInterval to 20 blocks, so that test runs quickly
+		consensusConfig.FinalityDuration = 20 * consensusConfig.TargetTimePerBlock
 
 		factory := consensus.NewFactory()
 		consensus, teardown, err := factory.NewTestConsensus(consensusConfig, "TestFinality")
@@ -180,7 +180,8 @@ func TestFinality(t *testing.T) {
 func TestBoundedMergeDepth(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
 		// Set finalityInterval to 50 blocks, so that test runs quickly
-		consensusConfig.FinalityDuration = 50 * consensusConfig.TargetTimePerBlock
+		consensusConfig.K = 5
+		consensusConfig.FinalityDuration = 7 * consensusConfig.TargetTimePerBlock
 		finalityInterval := int(consensusConfig.FinalityDepth())
 
 		if int(consensusConfig.K) >= finalityInterval {

domain/consensus/model/externalapi/consensus.go

@@ -4,8 +4,8 @@ package externalapi
 type Consensus interface {
 	Init(skipAddingGenesis bool) error
 	BuildBlock(coinbaseData *DomainCoinbaseData, transactions []*DomainTransaction) (*DomainBlock, error)
-	ValidateAndInsertBlock(block *DomainBlock, shouldValidateAgainstUTXO bool) (*BlockInsertionResult, error)
-	ValidateAndInsertBlockWithTrustedData(block *BlockWithTrustedData, validateUTXO bool) (*BlockInsertionResult, error)
+	ValidateAndInsertBlock(block *DomainBlock, shouldValidateAgainstUTXO bool) (*VirtualChangeSet, error)
+	ValidateAndInsertBlockWithTrustedData(block *BlockWithTrustedData, validateUTXO bool) (*VirtualChangeSet, error)
 	ValidateTransactionAndPopulateWithConsensusData(transaction *DomainTransaction) error
 	ImportPruningPoints(pruningPoints []BlockHeader) error
 	BuildPruningPointProof() (*PruningPointProof, error)
@@ -25,7 +25,8 @@ type Consensus interface {
 	GetVirtualUTXOs(expectedVirtualParents []*DomainHash, fromOutpoint *DomainOutpoint, limit int) ([]*OutpointAndUTXOEntryPair, error)
 	PruningPoint() (*DomainHash, error)
 	PruningPointHeaders() ([]BlockHeader, error)
-	PruningPointAndItsAnticoneWithTrustedData() ([]*BlockWithTrustedData, error)
+	PruningPointAndItsAnticone() ([]*DomainHash, error)
+	BlockWithTrustedData(blockHash *DomainHash) (*BlockWithTrustedData, error)
 	ClearImportedPruningPointData() error
 	AppendImportedPruningPointUTXOs(outpointAndUTXOEntryPairs []*OutpointAndUTXOEntryPair) error
 	ValidateAndInsertImportedPruningPoint(newPruningPoint *DomainHash) error
@@ -45,5 +46,5 @@ type Consensus interface {
 	Anticone(blockHash *DomainHash) ([]*DomainHash, error)
 	EstimateNetworkHashesPerSecond(startHash *DomainHash, windowSize int) (uint64, error)
 	PopulateMass(transaction *DomainTransaction)
-	ResolveVirtual() error
+	ResolveVirtual() (*VirtualChangeSet, bool, error)
 }

domain/consensus/model/externalapi/virtualchangeset.go

@@ -1,7 +1,7 @@
 package externalapi
 
-// BlockInsertionResult is auxiliary data returned from ValidateAndInsertBlock
-type BlockInsertionResult struct {
+// VirtualChangeSet is auxiliary data returned from ValidateAndInsertBlock and ResolveVirtual
+type VirtualChangeSet struct {
 	VirtualSelectedParentChainChanges *SelectedChainPath
 	VirtualUTXODiff                   UTXODiff
 	VirtualParents                    []*DomainHash

domain/consensus/model/interface_processes_blockprocessor.go

@@ -4,7 +4,7 @@ import "github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 
 // BlockProcessor is responsible for processing incoming blocks
 type BlockProcessor interface {
-	ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.BlockInsertionResult, error)
+	ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.VirtualChangeSet, error)
 	ValidateAndInsertImportedPruningPoint(newPruningPoint *externalapi.DomainHash) error
-	ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.BlockInsertionResult, error)
+	ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.VirtualChangeSet, error)
 }

domain/consensus/model/interface_processes_coinbasemanager.go

@@ -6,7 +6,7 @@ import "github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 // coinbase transactions
 type CoinbaseManager interface {
 	ExpectedCoinbaseTransaction(stagingArea *StagingArea, blockHash *externalapi.DomainHash,
-		coinbaseData *externalapi.DomainCoinbaseData, blockPruningPoint *externalapi.DomainHash) (*externalapi.DomainTransaction, error)
-	CalcBlockSubsidy(stagingArea *StagingArea, blockHash *externalapi.DomainHash, blockPruningPoint *externalapi.DomainHash) (uint64, error)
+		coinbaseData *externalapi.DomainCoinbaseData) (*externalapi.DomainTransaction, error)
+	CalcBlockSubsidy(blockHash *externalapi.DomainHash) (uint64, error)
 	ExtractCoinbaseDataBlueScoreAndSubsidy(coinbaseTx *externalapi.DomainTransaction) (blueScore uint64, coinbaseData *externalapi.DomainCoinbaseData, subsidy uint64, err error)
 }

domain/consensus/model/interface_processes_consensusstatemanager.go

@@ -13,5 +13,5 @@ type ConsensusStateManager interface {
 	GetVirtualSelectedParentChainFromBlock(stagingArea *StagingArea, blockHash *externalapi.DomainHash) (*externalapi.SelectedChainPath, error)
 	RecoverUTXOIfRequired() error
 	ReverseUTXODiffs(tipHash *externalapi.DomainHash, reversalData *UTXODiffReversalData) error
-	ResolveVirtual(maxBlocksToResolve uint64) (bool, error)
+	ResolveVirtual(maxBlocksToResolve uint64) (*externalapi.VirtualChangeSet, bool, error)
 }

domain/consensus/model/interface_processes_dagtraversalmanager.go

@@ -8,7 +8,7 @@ type DAGTraversalManager interface {
 	LowestChainBlockAboveOrEqualToBlueScore(stagingArea *StagingArea, highHash *externalapi.DomainHash, blueScore uint64) (*externalapi.DomainHash, error)
 	// SelectedChildIterator should return a BlockIterator that iterates
 	// from lowHash (exclusive) to highHash (inclusive) over highHash's selected parent chain
-	SelectedChildIterator(stagingArea *StagingArea, highHash, lowHash *externalapi.DomainHash) (BlockIterator, error)
+	SelectedChildIterator(stagingArea *StagingArea, highHash, lowHash *externalapi.DomainHash, includeLowHash bool) (BlockIterator, error)
 	SelectedChild(stagingArea *StagingArea, highHash, lowHash *externalapi.DomainHash) (*externalapi.DomainHash, error)
 	AnticoneFromBlocks(stagingArea *StagingArea, tips []*externalapi.DomainHash, blockHash *externalapi.DomainHash) ([]*externalapi.DomainHash, error)
 	AnticoneFromVirtualPOV(stagingArea *StagingArea, blockHash *externalapi.DomainHash) ([]*externalapi.DomainHash, error)

domain/consensus/model/interface_processes_parentsmanager.go

@@ -2,6 +2,7 @@ package model
 
 import "github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 
+// ParentsManager lets is a wrapper above header parents that replaces empty parents with genesis when needed.
 type ParentsManager interface {
 	ParentsAtLevel(blockHeader externalapi.BlockHeader, level int) externalapi.BlockLevelParents
 	Parents(blockHeader externalapi.BlockHeader) []externalapi.BlockLevelParents

domain/consensus/model/interface_processes_pruningmanager.go

@@ -12,6 +12,7 @@ type PruningManager interface {
 	AppendImportedPruningPointUTXOs(outpointAndUTXOEntryPairs []*externalapi.OutpointAndUTXOEntryPair) error
 	UpdatePruningPointIfRequired() error
 	PruneAllBlocksBelow(stagingArea *StagingArea, pruningPointHash *externalapi.DomainHash) error
-	PruningPointAndItsAnticoneWithTrustedData() ([]*externalapi.BlockWithTrustedData, error)
+	PruningPointAndItsAnticone() ([]*externalapi.DomainHash, error)
 	ExpectedHeaderPruningPoint(stagingArea *StagingArea, blockHash *externalapi.DomainHash) (*externalapi.DomainHash, error)
+	BlockWithTrustedData(stagingArea *StagingArea, blockHash *externalapi.DomainHash) (*externalapi.BlockWithTrustedData, error)
 }

domain/consensus/model/testapi/test_consensus.go

@@ -41,12 +41,12 @@ type TestConsensus interface {
 	// AddBlock builds a block with given information, solves it, and adds to the DAG.
 	// Returns the hash of the added block
 	AddBlock(parentHashes []*externalapi.DomainHash, coinbaseData *externalapi.DomainCoinbaseData,
-		transactions []*externalapi.DomainTransaction) (*externalapi.DomainHash, *externalapi.BlockInsertionResult, error)
+		transactions []*externalapi.DomainTransaction) (*externalapi.DomainHash, *externalapi.VirtualChangeSet, error)
 
-	AddUTXOInvalidHeader(parentHashes []*externalapi.DomainHash) (*externalapi.DomainHash, *externalapi.BlockInsertionResult, error)
+	AddUTXOInvalidHeader(parentHashes []*externalapi.DomainHash) (*externalapi.DomainHash, *externalapi.VirtualChangeSet, error)
 
 	AddUTXOInvalidBlock(parentHashes []*externalapi.DomainHash) (*externalapi.DomainHash,
-		*externalapi.BlockInsertionResult, error)
+		*externalapi.VirtualChangeSet, error)
 
 	MineJSON(r io.Reader, blockType MineJSONBlockType) (tips []*externalapi.DomainHash, err error)
 

domain/consensus/processes/blockbuilder/block_builder.go

@@ -107,7 +107,7 @@ func (bb *blockBuilder) buildBlock(stagingArea *model.StagingArea, coinbaseData
 	if err != nil {
 		return nil, err
 	}
-	coinbase, err := bb.newBlockCoinbaseTransaction(stagingArea, coinbaseData, newBlockPruningPoint)
+	coinbase, err := bb.newBlockCoinbaseTransaction(stagingArea, coinbaseData)
 	if err != nil {
 		return nil, err
 	}
@@ -175,9 +175,9 @@ func (bb *blockBuilder) validateTransaction(
 }
 
 func (bb *blockBuilder) newBlockCoinbaseTransaction(stagingArea *model.StagingArea,
-	coinbaseData *externalapi.DomainCoinbaseData, blockPruningPoint *externalapi.DomainHash) (*externalapi.DomainTransaction, error) {
+	coinbaseData *externalapi.DomainCoinbaseData) (*externalapi.DomainTransaction, error) {
 
-	return bb.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, model.VirtualBlockHash, coinbaseData, blockPruningPoint)
+	return bb.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, model.VirtualBlockHash, coinbaseData)
 }
 
 func (bb *blockBuilder) buildHeader(stagingArea *model.StagingArea, transactions []*externalapi.DomainTransaction,

domain/consensus/processes/blockbuilder/test_block_builder.go

@@ -200,11 +200,7 @@ func (bb *testBlockBuilder) buildBlockWithParents(stagingArea *model.StagingArea
 
 	bb.acceptanceDataStore.Stage(stagingArea, tempBlockHash, acceptanceData)
 
-	pruningPoint, err := bb.newBlockPruningPoint(stagingArea, tempBlockHash)
-	if err != nil {
-		return nil, nil, err
-	}
-	coinbase, err := bb.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, tempBlockHash, coinbaseData, pruningPoint)
+	coinbase, err := bb.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, tempBlockHash, coinbaseData)
 	if err != nil {
 		return nil, nil, err
 	}

domain/consensus/processes/blockparentbuilder/blockparentbuilder.go

@@ -16,8 +16,7 @@ type blockParentBuilder struct {
 	reachabilityDataStore model.ReachabilityDataStore
 	pruningStore          model.PruningStore
 
-	hardForkOmitGenesisFromParentsDAAScore uint64
-	genesisHash                            *externalapi.DomainHash
+	genesisHash *externalapi.DomainHash
 }
 
 // New creates a new instance of a BlockParentBuilder
@@ -30,7 +29,6 @@ func New(
 	reachabilityDataStore model.ReachabilityDataStore,
 	pruningStore model.PruningStore,
 
-	hardForkOmitGenesisFromParentsDAAScore uint64,
 	genesisHash *externalapi.DomainHash,
 ) model.BlockParentBuilder {
 	return &blockParentBuilder{
@@ -39,10 +37,9 @@ func New(
 		dagTopologyManager: dagTopologyManager,
 		parentsManager:     parentsManager,
 
-		reachabilityDataStore:                  reachabilityDataStore,
-		pruningStore:                           pruningStore,
-		hardForkOmitGenesisFromParentsDAAScore: hardForkOmitGenesisFromParentsDAAScore,
-		genesisHash:                            genesisHash,
+		reachabilityDataStore: reachabilityDataStore,
+		pruningStore:          pruningStore,
+		genesisHash:           genesisHash,
 	}
 }
 
@@ -215,10 +212,12 @@ func (bpb *blockParentBuilder) BuildParents(stagingArea *model.StagingArea,
 		}
 	}
 
-	parents := make([]externalapi.BlockLevelParents, len(candidatesByLevelToReferenceBlocksMap))
+	parents := make([]externalapi.BlockLevelParents, 0, len(candidatesByLevelToReferenceBlocksMap))
 	for blockLevel := 0; blockLevel < len(candidatesByLevelToReferenceBlocksMap); blockLevel++ {
-		if _, ok := candidatesByLevelToReferenceBlocksMap[blockLevel][*bpb.genesisHash]; daaScore >= bpb.hardForkOmitGenesisFromParentsDAAScore && ok && len(candidatesByLevelToReferenceBlocksMap[blockLevel]) == 1 {
-			break
+		if blockLevel > 0 {
+			if _, ok := candidatesByLevelToReferenceBlocksMap[blockLevel][*bpb.genesisHash]; ok && len(candidatesByLevelToReferenceBlocksMap[blockLevel]) == 1 {
+				break
+			}
 		}
 
 		levelBlocks := make(externalapi.BlockLevelParents, 0, len(candidatesByLevelToReferenceBlocksMap[blockLevel]))
@@ -227,7 +226,7 @@ func (bpb *blockParentBuilder) BuildParents(stagingArea *model.StagingArea,
 			levelBlocks = append(levelBlocks, &block)
 		}
 
-		parents[blockLevel] = levelBlocks
+		parents = append(parents, levelBlocks)
 	}
 	return parents, nil
 }

domain/consensus/processes/blockprocessor/blockprocessor.go

@@ -21,9 +21,8 @@ type blockProcessor struct {
 	pruningManager        model.PruningManager
 	blockValidator        model.BlockValidator
 	dagTopologyManager    model.DAGTopologyManager
-	reachabilityManager   model.ReachabilityManager
+	reachabilityManagers  []model.ReachabilityManager
 	difficultyManager     model.DifficultyManager
-	ghostdagManager       model.GHOSTDAGManager
 	pastMedianTimeManager model.PastMedianTimeManager
 	coinbaseManager       model.CoinbaseManager
 	headerTipsManager     model.HeadersSelectedTipManager
@@ -59,10 +58,9 @@ func New(
 	pruningManager model.PruningManager,
 	blockValidator model.BlockValidator,
 	dagTopologyManager model.DAGTopologyManager,
-	reachabilityManager model.ReachabilityManager,
+	reachabilityManagers []model.ReachabilityManager,
 	difficultyManager model.DifficultyManager,
 	pastMedianTimeManager model.PastMedianTimeManager,
-	ghostdagManager model.GHOSTDAGManager,
 	coinbaseManager model.CoinbaseManager,
 	headerTipsManager model.HeadersSelectedTipManager,
 	syncManager model.SyncManager,
@@ -93,10 +91,9 @@ func New(
 		pruningManager:        pruningManager,
 		blockValidator:        blockValidator,
 		dagTopologyManager:    dagTopologyManager,
-		reachabilityManager:   reachabilityManager,
+		reachabilityManagers:  reachabilityManagers,
 		difficultyManager:     difficultyManager,
 		pastMedianTimeManager: pastMedianTimeManager,
-		ghostdagManager:       ghostdagManager,
 		coinbaseManager:       coinbaseManager,
 		headerTipsManager:     headerTipsManager,
 		syncManager:           syncManager,
@@ -143,7 +140,7 @@ func New(
 
 // ValidateAndInsertBlock validates the given block and, if valid, applies it
 // to the current state
-func (bp *blockProcessor) ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.BlockInsertionResult, error) {
+func (bp *blockProcessor) ValidateAndInsertBlock(block *externalapi.DomainBlock, shouldValidateAgainstUTXO bool) (*externalapi.VirtualChangeSet, error) {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "ValidateAndInsertBlock")
 	defer onEnd()
 
@@ -159,7 +156,7 @@ func (bp *blockProcessor) ValidateAndInsertImportedPruningPoint(newPruningPoint
 	return bp.validateAndInsertImportedPruningPoint(stagingArea, newPruningPoint)
 }
 
-func (bp *blockProcessor) ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, shouldValidateAgainstUTXO bool) (*externalapi.BlockInsertionResult, error) {
+func (bp *blockProcessor) ValidateAndInsertBlockWithTrustedData(block *externalapi.BlockWithTrustedData, shouldValidateAgainstUTXO bool) (*externalapi.VirtualChangeSet, error) {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "ValidateAndInsertBlockWithTrustedData")
 	defer onEnd()
 

domain/consensus/processes/blockprocessor/validate_and_insert_block.go

@@ -1,18 +1,19 @@
 package blockprocessor
 
 import (
+	// we need to embed the utxoset of mainnet genesis here
+	_ "embed"
 	"fmt"
-	"github.com/kaspanet/kaspad/infrastructure/db/database"
-
-	"github.com/kaspanet/kaspad/util/staging"
-
-	"github.com/kaspanet/kaspad/util/difficulty"
-
 	"github.com/kaspanet/kaspad/domain/consensus/model"
 	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/kaspanet/kaspad/domain/consensus/ruleerrors"
 	"github.com/kaspanet/kaspad/domain/consensus/utils/consensushashing"
+	"github.com/kaspanet/kaspad/domain/consensus/utils/multiset"
+	"github.com/kaspanet/kaspad/domain/consensus/utils/utxo"
+	"github.com/kaspanet/kaspad/infrastructure/db/database"
 	"github.com/kaspanet/kaspad/infrastructure/logger"
+	"github.com/kaspanet/kaspad/util/difficulty"
+	"github.com/kaspanet/kaspad/util/staging"
 	"github.com/pkg/errors"
 )
 
@@ -76,7 +77,7 @@ func (bp *blockProcessor) updateVirtualAcceptanceDataAfterImportingPruningPoint(
 }
 
 func (bp *blockProcessor) validateAndInsertBlock(stagingArea *model.StagingArea, block *externalapi.DomainBlock,
-	isPruningPoint bool, shouldValidateAgainstUTXO bool, isBlockWithTrustedData bool) (*externalapi.BlockInsertionResult, error) {
+	isPruningPoint bool, shouldValidateAgainstUTXO bool, isBlockWithTrustedData bool) (*externalapi.VirtualChangeSet, error) {
 
 	blockHash := consensushashing.HeaderHash(block.Header)
 	err := bp.validateBlock(stagingArea, block, isBlockWithTrustedData)
@@ -128,6 +129,7 @@ func (bp *blockProcessor) validateAndInsertBlock(stagingArea *model.StagingArea,
 		}
 	}
 
+	bp.loadUTXODataForGenesis(stagingArea, block)
 	var selectedParentChainChanges *externalapi.SelectedChainPath
 	var virtualUTXODiff externalapi.UTXODiff
 	var reversalData *model.UTXODiffReversalData
@@ -208,13 +210,34 @@ func (bp *blockProcessor) validateAndInsertBlock(stagingArea *model.StagingArea,
 
 	bp.blockLogger.LogBlock(block)
 
-	return &externalapi.BlockInsertionResult{
+	return &externalapi.VirtualChangeSet{
 		VirtualSelectedParentChainChanges: selectedParentChainChanges,
 		VirtualUTXODiff:                   virtualUTXODiff,
 		VirtualParents:                    virtualParents,
 	}, nil
 }
 
+func (bp *blockProcessor) loadUTXODataForGenesis(stagingArea *model.StagingArea, block *externalapi.DomainBlock) {
+	isGenesis := len(block.Header.DirectParents()) == 0
+	if !isGenesis {
+		return
+	}
+	blockHash := consensushashing.BlockHash(block)
+	// Note: The applied UTXO set and multiset do not satisfy the UTXO commitment
+	// of Mainnet's genesis. This is why any block that will be built on top of genesis
+	// will have a wrong UTXO commitment as well, and will not be able to get to a consensus
+	// with the rest of the network.
+	// This is why getting direct blocks on top of genesis is forbidden, and the only way to
+	// get a newer state for a node with genesis only is by requesting a proof for a recent
+	// pruning point.
+	// The actual UTXO set that fits Mainnet's genesis' UTXO commitment was removed from the codebase in order
+	// to make reduce the consensus initialization time and the compiled binary size, but can be still
+	// found here for anyone to verify: https://github.com/kaspanet/kaspad/blob/dbf18d8052f000ba0079be9e79b2d6f5a98b74ca/domain/consensus/processes/blockprocessor/resources/utxos.gz
+	bp.consensusStateStore.StageVirtualUTXODiff(stagingArea, utxo.NewUTXODiff())
+	bp.utxoDiffStore.Stage(stagingArea, blockHash, utxo.NewUTXODiff(), nil)
+	bp.multisetStore.Stage(stagingArea, blockHash, multiset.New())
+}
+
 func isHeaderOnlyBlock(block *externalapi.DomainBlock) bool {
 	return len(block.Transactions) == 0
 }
@@ -231,7 +254,19 @@ func (bp *blockProcessor) updateReachabilityReindexRoot(stagingArea *model.Stagi
 		return nil
 	}
 
-	return bp.reachabilityManager.UpdateReindexRoot(stagingArea, headersSelectedTip)
+	headersSelectedTipHeader, err := bp.blockHeaderStore.BlockHeader(bp.databaseContext, stagingArea, headersSelectedTip)
+	if err != nil {
+		return err
+	}
+
+	headersSelectedTipHeaderBlockLevel := headersSelectedTipHeader.BlockLevel()
+	for blockLevel := 0; blockLevel <= headersSelectedTipHeaderBlockLevel; blockLevel++ {
+		err := bp.reachabilityManagers[blockLevel].UpdateReindexRoot(stagingArea, headersSelectedTip)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
 }
 
 func (bp *blockProcessor) checkBlockStatus(stagingArea *model.StagingArea, block *externalapi.DomainBlock) error {

domain/consensus/processes/blockprocessor/validate_and_insert_block_with_trusted_data.go

@@ -8,7 +8,7 @@ import (
 )
 
 func (bp *blockProcessor) validateAndInsertBlockWithTrustedData(stagingArea *model.StagingArea,
-	block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.BlockInsertionResult, error) {
+	block *externalapi.BlockWithTrustedData, validateUTXO bool) (*externalapi.VirtualChangeSet, error) {
 
 	blockHash := consensushashing.BlockHash(block.Block)
 	for i, daaBlock := range block.DAAWindow {

domain/consensus/processes/blockprocessor/validate_and_insert_imported_pruning_point_test.go

@@ -87,13 +87,18 @@ func TestValidateAndInsertImportedPruningPoint(t *testing.T) {
 				t.Fatalf("PruningPointHeaders: %+v", err)
 			}
 
-			pruningPointAndItsAnticoneWithTrustedData, err := tcSyncer.PruningPointAndItsAnticoneWithTrustedData()
+			pruningPointAndItsAnticone, err := tcSyncer.PruningPointAndItsAnticone()
 			if err != nil {
-				t.Fatalf("PruningPointAndItsAnticoneWithTrustedData: %+v", err)
+				t.Fatalf("PruningPointAndItsAnticone: %+v", err)
 			}
 
-			for _, blockWithTrustedData := range pruningPointAndItsAnticoneWithTrustedData {
-				_, err := synceeStaging.ValidateAndInsertBlockWithTrustedData(blockWithTrustedData, false)
+			for _, blockHash := range pruningPointAndItsAnticone {
+				blockWithTrustedData, err := tcSyncer.BlockWithTrustedData(blockHash)
+				if err != nil {
+					return
+				}
+
+				_, err = synceeStaging.ValidateAndInsertBlockWithTrustedData(blockWithTrustedData, false)
 				if err != nil {
 					t.Fatalf("ValidateAndInsertBlockWithTrustedData: %+v", err)
 				}
@@ -135,10 +140,21 @@ func TestValidateAndInsertImportedPruningPoint(t *testing.T) {
 				}
 			}
 
-			pruningPointUTXOs, err := tcSyncer.GetPruningPointUTXOs(pruningPoint, nil, 1000)
-			if err != nil {
-				t.Fatalf("GetPruningPointUTXOs: %+v", err)
+			var fromOutpoint *externalapi.DomainOutpoint
+			var pruningPointUTXOs []*externalapi.OutpointAndUTXOEntryPair
+			const step = 100_000
+			for {
+				outpointAndUTXOEntryPairs, err := tcSyncer.GetPruningPointUTXOs(pruningPoint, fromOutpoint, step)
+				if err != nil {
+					t.Fatalf("GetPruningPointUTXOs: %+v", err)
+				}
+				fromOutpoint = outpointAndUTXOEntryPairs[len(outpointAndUTXOEntryPairs)-1].Outpoint
+				pruningPointUTXOs = append(pruningPointUTXOs, outpointAndUTXOEntryPairs...)
+				if len(outpointAndUTXOEntryPairs) < step {
+					break
+				}
 			}
+
 			err = synceeStaging.AppendImportedPruningPointUTXOs(pruningPointUTXOs)
 			if err != nil {
 				t.Fatalf("AppendImportedPruningPointUTXOs: %+v", err)
@@ -502,7 +518,7 @@ func TestGetPruningPointUTXOs(t *testing.T) {
 
 		// Get pruning point UTXOs in a loop
 		var allOutpointAndUTXOEntryPairs []*externalapi.OutpointAndUTXOEntryPair
-		step := 100
+		const step = 100_000
 		var fromOutpoint *externalapi.DomainOutpoint
 		for {
 			outpointAndUTXOEntryPairs, err := testConsensus.GetPruningPointUTXOs(pruningPoint, fromOutpoint, step)
@@ -517,11 +533,12 @@ func TestGetPruningPointUTXOs(t *testing.T) {
 			}
 		}
 
+		expected := len(outputs) + 1
 		// Make sure the length of the UTXOs is exactly spendingTransaction.Outputs + 1 coinbase
 		// output (includingBlock's coinbase)
-		if len(allOutpointAndUTXOEntryPairs) != len(outputs)+1 {
+		if len(allOutpointAndUTXOEntryPairs) != expected {
 			t.Fatalf("Returned an unexpected amount of UTXOs. "+
-				"Want: %d, got: %d", len(outputs)+2, len(allOutpointAndUTXOEntryPairs))
+				"Want: %d, got: %d", expected, len(allOutpointAndUTXOEntryPairs))
 		}
 
 		// Make sure all spendingTransaction.Outputs are in the returned UTXOs

domain/consensus/processes/blockvalidator/block_body_in_context.go

@@ -178,7 +178,7 @@ func (v *blockValidator) checkCoinbaseSubsidy(
 		return err
 	}
 
-	expectedSubsidy, err := v.coinbaseManager.CalcBlockSubsidy(stagingArea, blockHash, block.Header.PruningPoint())
+	expectedSubsidy, err := v.coinbaseManager.CalcBlockSubsidy(blockHash)
 	if err != nil {
 		return err
 	}

domain/consensus/processes/blockvalidator/block_body_in_isolation.go

@@ -220,7 +220,9 @@ func (v *blockValidator) validateGasLimit(block *externalapi.DomainBlock) error
 
 func (v *blockValidator) checkBlockMass(block *externalapi.DomainBlock) error {
 	mass := uint64(0)
-	mass += v.headerEstimatedSerializedSize(block.Header)
+	if !v.ignoreHeaderMass {
+		mass += v.headerEstimatedSerializedSize(block.Header)
+	}
 
 	for _, transaction := range block.Transactions {
 		v.transactionValidator.PopulateMass(transaction)

domain/consensus/processes/blockvalidator/block_body_in_isolation_test.go

@@ -4,6 +4,8 @@ import (
 	"bytes"
 	"math"
 	"math/big"
+	"reflect"
+	"runtime"
 	"testing"
 
 	"github.com/kaspanet/kaspad/domain/consensus"
@@ -21,6 +23,31 @@ import (
 	"github.com/pkg/errors"
 )
 
+func TestBlockValidator_ValidateBodyInIsolation(t *testing.T) {
+	tests := []func(t *testing.T, tc testapi.TestConsensus, cfg *consensus.Config){
+		CheckBlockSanity,
+		CheckBlockHashMerkleRoot,
+		BlockMass,
+		CheckBlockDuplicateTransactions,
+		CheckBlockContainsOnlyOneCoinbase,
+		CheckBlockDoubleSpends,
+		CheckFirstBlockTransactionIsCoinbase,
+	}
+	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+		tc, teardown, err := consensus.NewFactory().NewTestConsensus(consensusConfig, "TestChainedTransactions")
+		if err != nil {
+			t.Fatalf("Error setting up consensus: %+v", err)
+		}
+		defer teardown(false)
+		for _, test := range tests {
+			testName := runtime.FuncForPC(reflect.ValueOf(test).Pointer()).Name()
+			t.Run(testName, func(t *testing.T) {
+				test(t, tc, consensusConfig)
+			})
+		}
+	})
+}
+
 func TestChainedTransactions(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
 		consensusConfig.BlockCoinbaseMaturity = 0
@@ -89,47 +116,39 @@ func TestChainedTransactions(t *testing.T) {
 	})
 }
 
-// TestCheckBlockSanity tests the CheckBlockSanity function to ensure it works
+// CheckBlockSanity tests the CheckBlockSanity function to ensure it works
 // as expected.
-func TestCheckBlockSanity(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockSanity")
-		if err != nil {
-			t.Fatalf("Error setting up consensus: %+v", err)
-		}
-		defer teardown(false)
-		blockHash := consensushashing.BlockHash(&exampleValidBlock)
-		if len(exampleValidBlock.Transactions) < 3 {
-			t.Fatalf("Too few transactions in block, expect at least 3, got %v", len(exampleValidBlock.Transactions))
-		}
+func CheckBlockSanity(t *testing.T, tc testapi.TestConsensus, _ *consensus.Config) {
+	blockHash := consensushashing.BlockHash(&exampleValidBlock)
+	if len(exampleValidBlock.Transactions) < 3 {
+		t.Fatalf("Too few transactions in block, expect at least 3, got %v", len(exampleValidBlock.Transactions))
+	}
 
-		stagingArea := model.NewStagingArea()
+	stagingArea := model.NewStagingArea()
 
-		tc.BlockStore().Stage(stagingArea, blockHash, &exampleValidBlock)
+	tc.BlockStore().Stage(stagingArea, blockHash, &exampleValidBlock)
 
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err != nil {
-			t.Fatalf("Failed validating block in isolation: %v", err)
-		}
+	err := tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err != nil {
+		t.Fatalf("Failed validating block in isolation: %v", err)
+	}
 
-		// Test with block with wrong transactions sorting order
-		blockHash = consensushashing.BlockHash(&blockWithWrongTxOrder)
-		tc.BlockStore().Stage(stagingArea, blockHash, &blockWithWrongTxOrder)
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if !errors.Is(err, ruleerrors.ErrTransactionsNotSorted) {
-			t.Errorf("CheckBlockSanity: Expected ErrTransactionsNotSorted error, instead got %v", err)
-		}
+	// Test with block with wrong transactions sorting order
+	blockHash = consensushashing.BlockHash(&blockWithWrongTxOrder)
+	tc.BlockStore().Stage(stagingArea, blockHash, &blockWithWrongTxOrder)
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if !errors.Is(err, ruleerrors.ErrTransactionsNotSorted) {
+		t.Errorf("CheckBlockSanity: Expected ErrTransactionsNotSorted error, instead got %v", err)
+	}
 
-		// Test a block with invalid parents order
-		// We no longer require blocks to have ordered parents
-		blockHash = consensushashing.BlockHash(&unOrderedParentsBlock)
-		tc.BlockStore().Stage(stagingArea, blockHash, &unOrderedParentsBlock)
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err != nil {
-			t.Errorf("CheckBlockSanity: Expected block to be be body in isolation valid, got error instead: %v", err)
-		}
-	})
+	// Test a block with invalid parents order
+	// We no longer require blocks to have ordered parents
+	blockHash = consensushashing.BlockHash(&unOrderedParentsBlock)
+	tc.BlockStore().Stage(stagingArea, blockHash, &unOrderedParentsBlock)
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err != nil {
+		t.Errorf("CheckBlockSanity: Expected block to be be body in isolation valid, got error instead: %v", err)
+	}
 }
 
 var unOrderedParentsBlock = externalapi.DomainBlock{
@@ -1025,59 +1044,41 @@ var blockWithWrongTxOrder = externalapi.DomainBlock{
 	},
 }
 
-func TestCheckBlockHashMerkleRoot(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockHashMerkleRoot")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
+func CheckBlockHashMerkleRoot(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+	if err != nil {
+		t.Fatalf("BuildBlockWithParents: %+v", err)
+	}
+	blockWithInvalidMerkleRoot := block.Clone()
+	blockWithInvalidMerkleRoot.Transactions[0].Version += 1
 
-		block, _, err := tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
-		if err != nil {
-			t.Fatalf("BuildBlockWithParents: %+v", err)
-		}
-		blockWithInvalidMerkleRoot := block.Clone()
-		blockWithInvalidMerkleRoot.Transactions[0].Version += 1
+	_, err = tc.ValidateAndInsertBlock(blockWithInvalidMerkleRoot, true)
+	if !errors.Is(err, ruleerrors.ErrBadMerkleRoot) {
+		t.Fatalf("Unexpected error: %+v", err)
+	}
 
-		_, err = tc.ValidateAndInsertBlock(blockWithInvalidMerkleRoot, true)
-		if !errors.Is(err, ruleerrors.ErrBadMerkleRoot) {
-			t.Fatalf("Unexpected error: %+v", err)
-		}
-
-		// Check that a block with invalid merkle root is not marked as invalid
-		// and can be re-added with the right transactions.
-		_, err = tc.ValidateAndInsertBlock(block, true)
-		if err != nil {
-			t.Fatalf("ValidateAndInsertBlock: %+v", err)
-		}
-	})
+	// Check that a block with invalid merkle root is not marked as invalid
+	// and can be re-added with the right transactions.
+	_, err = tc.ValidateAndInsertBlock(block, true)
+	if err != nil {
+		t.Fatalf("ValidateAndInsertBlock: %+v", err)
+	}
 }
 
-func TestBlockMass(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestBlockMass")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
+func BlockMass(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := initBlockWithInvalidBlockMass(consensusConfig, tc)
+	if err != nil {
+		t.Fatalf("Error BuildBlockWithParents : %+v", err)
+	}
+	blockHash := consensushashing.BlockHash(block)
+	stagingArea := model.NewStagingArea()
+	tc.BlockStore().Stage(stagingArea, blockHash, block)
 
-		block, _, err := initBlockWithInvalidBlockMass(consensusConfig, tc)
-		if err != nil {
-			t.Fatalf("Error BuildBlockWithParents : %+v", err)
-		}
-		blockHash := consensushashing.BlockHash(block)
-		stagingArea := model.NewStagingArea()
-		tc.BlockStore().Stage(stagingArea, blockHash, block)
-
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err == nil || !errors.Is(err, ruleerrors.ErrBlockMassTooHigh) {
-			t.Fatalf("ValidateBodyInIsolationTest: TestBlockMass:"+
-				" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrBlockMassTooHigh, err)
-		}
-	})
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err == nil || !errors.Is(err, ruleerrors.ErrBlockMassTooHigh) {
+		t.Fatalf("ValidateBodyInIsolationTest: TestBlockMass:"+
+			" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrBlockMassTooHigh, err)
+	}
 }
 
 func initBlockWithInvalidBlockMass(consensusConfig *consensus.Config, tc testapi.TestConsensus) (*externalapi.DomainBlock, externalapi.UTXODiff, error) {
@@ -1113,30 +1114,20 @@ func initBlockWithInvalidBlockMass(consensusConfig *consensus.Config, tc testapi
 	return tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, &emptyCoinbase, []*externalapi.DomainTransaction{tx})
 }
 
-func TestCheckBlockDuplicateTransactions(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+func CheckBlockDuplicateTransactions(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := initBlockWithDuplicateTransaction(consensusConfig, tc)
+	if err != nil {
+		t.Fatalf("Error BuildBlockWithParents : %+v", err)
+	}
+	blockHash := consensushashing.BlockHash(block)
+	stagingArea := model.NewStagingArea()
+	tc.BlockStore().Stage(stagingArea, blockHash, block)
 
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockDuplicateTransactions")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
-
-		block, _, err := initBlockWithDuplicateTransaction(consensusConfig, tc)
-		if err != nil {
-			t.Fatalf("Error BuildBlockWithParents : %+v", err)
-		}
-		blockHash := consensushashing.BlockHash(block)
-		stagingArea := model.NewStagingArea()
-		tc.BlockStore().Stage(stagingArea, blockHash, block)
-
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err == nil || !errors.Is(err, ruleerrors.ErrDuplicateTx) {
-			t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockDuplicateTransactions:"+
-				" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrDuplicateTx, err)
-		}
-	})
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err == nil || !errors.Is(err, ruleerrors.ErrDuplicateTx) {
+		t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockDuplicateTransactions:"+
+			" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrDuplicateTx, err)
+	}
 }
 
 func initBlockWithDuplicateTransaction(consensusConfig *consensus.Config, tc testapi.TestConsensus) (*externalapi.DomainBlock, externalapi.UTXODiff, error) {
@@ -1170,30 +1161,20 @@ func initBlockWithDuplicateTransaction(consensusConfig *consensus.Config, tc tes
 	return tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, &emptyCoinbase, []*externalapi.DomainTransaction{tx, tx})
 }
 
-func TestCheckBlockContainsOnlyOneCoinbase(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+func CheckBlockContainsOnlyOneCoinbase(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := initBlockWithMoreThanOneCoinbase(consensusConfig, tc)
+	if err != nil {
+		t.Fatalf("Error BuildBlockWithParents : %+v", err)
+	}
+	blockHash := consensushashing.BlockHash(block)
+	stagingArea := model.NewStagingArea()
+	tc.BlockStore().Stage(stagingArea, blockHash, block)
 
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockContainsOnlyOneCoinbase")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
-
-		block, _, err := initBlockWithMoreThanOneCoinbase(consensusConfig, tc)
-		if err != nil {
-			t.Fatalf("Error BuildBlockWithParents : %+v", err)
-		}
-		blockHash := consensushashing.BlockHash(block)
-		stagingArea := model.NewStagingArea()
-		tc.BlockStore().Stage(stagingArea, blockHash, block)
-
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err == nil || !errors.Is(err, ruleerrors.ErrMultipleCoinbases) {
-			t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockContainsOnlyOneCoinbase:"+
-				" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrMultipleCoinbases, err)
-		}
-	})
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err == nil || !errors.Is(err, ruleerrors.ErrMultipleCoinbases) {
+		t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockContainsOnlyOneCoinbase:"+
+			" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrMultipleCoinbases, err)
+	}
 }
 
 func initBlockWithMoreThanOneCoinbase(consensusConfig *consensus.Config, tc testapi.TestConsensus) (*externalapi.DomainBlock, externalapi.UTXODiff, error) {
@@ -1227,30 +1208,20 @@ func initBlockWithMoreThanOneCoinbase(consensusConfig *consensus.Config, tc test
 	return tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, &emptyCoinbase, []*externalapi.DomainTransaction{tx})
 }
 
-func TestCheckBlockDoubleSpends(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+func CheckBlockDoubleSpends(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := initBlockWithDoubleSpends(consensusConfig, tc)
+	if err != nil {
+		t.Fatalf("Error BuildBlockWithParents : %+v", err)
+	}
+	blockHash := consensushashing.BlockHash(block)
+	stagingArea := model.NewStagingArea()
+	tc.BlockStore().Stage(stagingArea, blockHash, block)
 
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockDoubleSpends")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
-
-		block, _, err := initBlockWithDoubleSpends(consensusConfig, tc)
-		if err != nil {
-			t.Fatalf("Error BuildBlockWithParents : %+v", err)
-		}
-		blockHash := consensushashing.BlockHash(block)
-		stagingArea := model.NewStagingArea()
-		tc.BlockStore().Stage(stagingArea, blockHash, block)
-
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err == nil || !errors.Is(err, ruleerrors.ErrDoubleSpendInSameBlock) {
-			t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockDoubleSpends:"+
-				" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrDoubleSpendInSameBlock, err)
-		}
-	})
+	err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err == nil || !errors.Is(err, ruleerrors.ErrDoubleSpendInSameBlock) {
+		t.Fatalf("ValidateBodyInIsolationTest: TestCheckBlockDoubleSpends:"+
+			" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrDoubleSpendInSameBlock, err)
+	}
 }
 
 func initBlockWithDoubleSpends(consensusConfig *consensus.Config, tc testapi.TestConsensus) (*externalapi.DomainBlock, externalapi.UTXODiff, error) {
@@ -1303,27 +1274,18 @@ func initBlockWithDoubleSpends(consensusConfig *consensus.Config, tc testapi.Tes
 		&emptyCoinbase, []*externalapi.DomainTransaction{tx, txSameOutpoint})
 }
 
-func TestCheckFirstBlockTransactionIsCoinbase(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+func CheckFirstBlockTransactionIsCoinbase(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
 
-		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckFirstBlockTransactionIsCoinbase")
-		if err != nil {
-			t.Fatalf("Error setting up tc: %+v", err)
-		}
-		defer teardown(false)
+	block := initBlockWithFirstTransactionDifferentThanCoinbase(consensusConfig)
+	blockHash := consensushashing.BlockHash(block)
+	stagingArea := model.NewStagingArea()
+	tc.BlockStore().Stage(stagingArea, blockHash, block)
 
-		block := initBlockWithFirstTransactionDifferentThanCoinbase(consensusConfig)
-		blockHash := consensushashing.BlockHash(block)
-		stagingArea := model.NewStagingArea()
-		tc.BlockStore().Stage(stagingArea, blockHash, block)
-
-		err = tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
-		if err == nil || !errors.Is(err, ruleerrors.ErrFirstTxNotCoinbase) {
-			t.Fatalf("ValidateBodyInIsolationTest: TestCheckFirstBlockTransactionIsCoinbase:"+
-				" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrFirstTxNotCoinbase, err)
-		}
-	})
+	err := tc.BlockValidator().ValidateBodyInIsolation(stagingArea, blockHash)
+	if err == nil || !errors.Is(err, ruleerrors.ErrFirstTxNotCoinbase) {
+		t.Fatalf("ValidateBodyInIsolationTest: TestCheckFirstBlockTransactionIsCoinbase:"+
+			" Unexpected error: Expected to: %v, but got : %v", ruleerrors.ErrFirstTxNotCoinbase, err)
+	}
 }
 
 func initBlockWithFirstTransactionDifferentThanCoinbase(consensusConfig *consensus.Config) *externalapi.DomainBlock {

domain/consensus/processes/blockvalidator/block_header_in_context_test.go

@@ -67,8 +67,8 @@ func TestValidateMedianTime(t *testing.T) {
 
 		blockTime := tip.Header.TimeInMilliseconds()
 
-		for i := 0; i < 100; i++ {
-			blockTime += 1000
+		for i := 0; i < 10; i++ {
+			blockTime += 100
 			_, tipHash = addBlock(blockTime, []*externalapi.DomainHash{tipHash}, nil)
 		}
 
@@ -163,16 +163,17 @@ func TestCheckParentsIncest(t *testing.T) {
 
 func TestCheckMergeSizeLimit(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		consensusConfig.MergeSetSizeLimit = 2 * uint64(consensusConfig.K)
+		consensusConfig.MergeSetSizeLimit = 5
 		factory := consensus.NewFactory()
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckParentsIncest")
+		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckMergeSizeLimit")
 		if err != nil {
 			t.Fatalf("Error setting up consensus: %+v", err)
 		}
 		defer teardown(false)
 
 		chain1TipHash := consensusConfig.GenesisHash
-		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit+2; i++ {
+		// We add a chain larger by one than chain2 below, to make this one the selected chain
+		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit+1; i++ {
 			chain1TipHash, _, err = tc.AddBlock([]*externalapi.DomainHash{chain1TipHash}, nil, nil)
 			if err != nil {
 				t.Fatalf("AddBlock: %+v", err)
@@ -180,7 +181,9 @@ func TestCheckMergeSizeLimit(t *testing.T) {
 		}
 
 		chain2TipHash := consensusConfig.GenesisHash
-		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit+1; i++ {
+		// We add a merge set of size exactly MergeSetSizeLimit (to violate the limit),
+		// since selected parent is also counted
+		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit; i++ {
 			chain2TipHash, _, err = tc.AddBlock([]*externalapi.DomainHash{chain2TipHash}, nil, nil)
 			if err != nil {
 				t.Fatalf("AddBlock: %+v", err)
@@ -193,3 +196,56 @@ func TestCheckMergeSizeLimit(t *testing.T) {
 		}
 	})
 }
+
+func TestVirtualSelectionViolatingMergeSizeLimit(t *testing.T) {
+	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+		consensusConfig.MergeSetSizeLimit = 2 * uint64(consensusConfig.K)
+		factory := consensus.NewFactory()
+		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestVirtualSelectionViolatingMergeSizeLimit")
+		if err != nil {
+			t.Fatalf("Error setting up consensus: %+v", err)
+		}
+		defer teardown(false)
+
+		chain1TipHash := consensusConfig.GenesisHash
+		// We add a chain larger than chain2 below, to make this one the selected chain
+		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit; i++ {
+			chain1TipHash, _, err = tc.AddBlock([]*externalapi.DomainHash{chain1TipHash}, nil, nil)
+			if err != nil {
+				t.Fatalf("AddBlock: %+v", err)
+			}
+		}
+
+		chain2TipHash := consensusConfig.GenesisHash
+		// We add a merge set of size exactly MergeSetSizeLimit-1 (to still not violate the limit)
+		for i := uint64(0); i < consensusConfig.MergeSetSizeLimit-1; i++ {
+			chain2TipHash, _, err = tc.AddBlock([]*externalapi.DomainHash{chain2TipHash}, nil, nil)
+			if err != nil {
+				t.Fatalf("AddBlock: %+v", err)
+			}
+		}
+
+		// We now add a single block over genesis which is expected to exceed the limit
+		_, _, err = tc.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+		if err != nil {
+			t.Fatalf("AddBlock: %+v", err)
+		}
+
+		stagingArea := model.NewStagingArea()
+		virtualSelectedParent, err := tc.GetVirtualSelectedParent()
+		if err != nil {
+			t.Fatalf("GetVirtualSelectedParent: %+v", err)
+		}
+		selectedParentAnticone, err := tc.DAGTraversalManager().AnticoneFromVirtualPOV(stagingArea, virtualSelectedParent)
+		if err != nil {
+			t.Fatalf("AnticoneFromVirtualPOV: %+v", err)
+		}
+
+		// Test if Virtual's mergeset is too large
+		// Note: the selected parent itself is also counted in the mergeset limit
+		if len(selectedParentAnticone)+1 > (int)(consensusConfig.MergeSetSizeLimit) {
+			t.Fatalf("Virtual's mergset size (%d) exeeds merge set limit (%d)",
+				len(selectedParentAnticone)+1, consensusConfig.MergeSetSizeLimit)
+		}
+	})
+}

domain/consensus/processes/blockvalidator/block_header_in_isolation_test.go

@@ -1,6 +1,9 @@
 package blockvalidator_test
 
 import (
+	"github.com/kaspanet/kaspad/domain/consensus/model/testapi"
+	"reflect"
+	"runtime"
 	"testing"
 
 	"github.com/kaspanet/kaspad/domain/consensus"
@@ -13,73 +16,74 @@ import (
 	"github.com/pkg/errors"
 )
 
-func TestCheckParentsLimit(t *testing.T) {
+func TestBlockValidator_ValidateHeaderInIsolation(t *testing.T) {
+	tests := []func(t *testing.T, tc testapi.TestConsensus, cfg *consensus.Config){
+		CheckParentsLimit,
+		CheckBlockVersion,
+		CheckBlockTimestampInIsolation,
+	}
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		factory := consensus.NewFactory()
-
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckParentsLimit")
+		tc, teardown, err := consensus.NewFactory().NewTestConsensus(consensusConfig, "TestBlockValidator_ValidateHeaderInIsolation")
 		if err != nil {
 			t.Fatalf("Error setting up consensus: %+v", err)
 		}
 		defer teardown(false)
-
-		for i := externalapi.KType(0); i < consensusConfig.MaxBlockParents+1; i++ {
-			_, _, err = tc.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
-			if err != nil {
-				t.Fatalf("AddBlock: %+v", err)
-			}
-		}
-
-		tips, err := tc.Tips()
-		if err != nil {
-			t.Fatalf("Tips: %+v", err)
-		}
-
-		_, _, err = tc.AddBlock(tips, nil, nil)
-		if !errors.Is(err, ruleerrors.ErrTooManyParents) {
-			t.Fatalf("Unexpected error: %+v", err)
+		for _, test := range tests {
+			testName := runtime.FuncForPC(reflect.ValueOf(test).Pointer()).Name()
+			t.Run(testName, func(t *testing.T) {
+				test(t, tc, consensusConfig)
+			})
 		}
 	})
 }
 
-func TestCheckBlockVersion(t *testing.T) {
-	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		factory := consensus.NewFactory()
-
-		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestCheckBlockVersion")
+func CheckParentsLimit(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	for i := externalapi.KType(0); i < consensusConfig.MaxBlockParents+1; i++ {
+		_, _, err := tc.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
 		if err != nil {
-			t.Fatalf("Error setting up consensus: %+v", err)
+			t.Fatalf("AddBlock: %+v", err)
 		}
-		defer teardown(false)
+	}
 
-		block, _, err := tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
-		if err != nil {
-			t.Fatalf("BuildBlockWithParents: %+v", err)
-		}
+	tips, err := tc.Tips()
+	if err != nil {
+		t.Fatalf("Tips: %+v", err)
+	}
 
-		block.Header = blockheader.NewImmutableBlockHeader(
-			constants.MaxBlockVersion+1,
-			block.Header.Parents(),
-			block.Header.HashMerkleRoot(),
-			block.Header.AcceptedIDMerkleRoot(),
-			block.Header.UTXOCommitment(),
-			block.Header.TimeInMilliseconds(),
-			block.Header.Bits(),
-			block.Header.Nonce(),
-			block.Header.DAAScore(),
-			block.Header.BlueScore(),
-			block.Header.BlueWork(),
-			block.Header.PruningPoint(),
-		)
-
-		_, err = tc.ValidateAndInsertBlock(block, true)
-		if !errors.Is(err, ruleerrors.ErrBlockVersionIsUnknown) {
-			t.Fatalf("Unexpected error: %+v", err)
-		}
-	})
+	_, _, err = tc.AddBlock(tips, nil, nil)
+	if !errors.Is(err, ruleerrors.ErrTooManyParents) {
+		t.Fatalf("Unexpected error: %+v", err)
+	}
 }
 
-func TestCheckBlockTimestampInIsolation(t *testing.T) {
+func CheckBlockVersion(t *testing.T, tc testapi.TestConsensus, consensusConfig *consensus.Config) {
+	block, _, err := tc.BuildBlockWithParents([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+	if err != nil {
+		t.Fatalf("BuildBlockWithParents: %+v", err)
+	}
+
+	block.Header = blockheader.NewImmutableBlockHeader(
+		constants.MaxBlockVersion+1,
+		block.Header.Parents(),
+		block.Header.HashMerkleRoot(),
+		block.Header.AcceptedIDMerkleRoot(),
+		block.Header.UTXOCommitment(),
+		block.Header.TimeInMilliseconds(),
+		block.Header.Bits(),
+		block.Header.Nonce(),
+		block.Header.DAAScore(),
+		block.Header.BlueScore(),
+		block.Header.BlueWork(),
+		block.Header.PruningPoint(),
+	)
+
+	_, err = tc.ValidateAndInsertBlock(block, true)
+	if !errors.Is(err, ruleerrors.ErrBlockVersionIsUnknown) {
+		t.Fatalf("Unexpected error: %+v", err)
+	}
+}
+
+func CheckBlockTimestampInIsolation(t *testing.T, tc testapi.TestConsensus, cfg *consensus.Config) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
 		factory := consensus.NewFactory()
 

domain/consensus/processes/blockvalidator/blockvalidator.go

@@ -22,6 +22,7 @@ type blockValidator struct {
 	maxBlockParents             externalapi.KType
 	timestampDeviationTolerance int
 	targetTimePerBlock          time.Duration
+	ignoreHeaderMass            bool
 
 	databaseContext       model.DBReader
 	difficultyManager     model.DifficultyManager
@@ -58,6 +59,7 @@ func New(powMax *big.Int,
 	maxBlockParents externalapi.KType,
 	timestampDeviationTolerance int,
 	targetTimePerBlock time.Duration,
+	ignoreHeaderMass bool,
 
 	databaseContext model.DBReader,
 
@@ -94,6 +96,7 @@ func New(powMax *big.Int,
 		maxBlockMass:               maxBlockMass,
 		mergeSetSizeLimit:          mergeSetSizeLimit,
 		maxBlockParents:            maxBlockParents,
+		ignoreHeaderMass:           ignoreHeaderMass,
 
 		timestampDeviationTolerance: timestampDeviationTolerance,
 		targetTimePerBlock:          targetTimePerBlock,

domain/consensus/processes/blockvalidator/pruning_violation_proof_of_work_and_difficulty.go

@@ -49,9 +49,11 @@ func (v *blockValidator) ValidatePruningPointViolationAndProofOfWorkAndDifficult
 		}
 	}
 
-	err = v.checkProofOfWork(header)
-	if err != nil {
-		return err
+	if !blockHash.Equal(v.genesisHash) {
+		err = v.checkProofOfWork(header)
+		if err != nil {
+			return err
+		}
 	}
 
 	err = v.validateDifficulty(stagingArea, blockHash, isBlockWithTrustedData)

domain/consensus/processes/blockvalidator/pruning_violation_proof_of_work_and_difficulty_test.go

@@ -101,10 +101,13 @@ func TestPOW(t *testing.T) {
 			t.Fatal(err)
 		}
 		random := rand.New(rand.NewSource(0))
-		mining.SolveBlock(validBlock, random)
-		_, err = tc.ValidateAndInsertBlock(validBlock, true)
-		if err != nil {
-			t.Fatal(err)
+		// Difficulty is too high on mainnet to actually mine.
+		if consensusConfig.Name != "kaspa-mainnet" {
+			mining.SolveBlock(validBlock, random)
+			_, err = tc.ValidateAndInsertBlock(validBlock, true)
+			if err != nil {
+				t.Fatal(err)
+			}
 		}
 	})
 }
@@ -296,7 +299,7 @@ func TestCheckPruningPointViolation(t *testing.T) {
 func TestValidateDifficulty(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
 		factory := consensus.NewFactory()
-		mocDifficulty := &mocDifficultyManager{}
+		mocDifficulty := &mocDifficultyManager{genesisDaaScore: consensusConfig.GenesisBlock.Header.DAAScore()}
 		factory.SetTestDifficultyManager(func(_ model.DBReader, _ model.GHOSTDAGManager, _ model.GHOSTDAGDataStore,
 			_ model.BlockHeaderStore, daaBlocksStore model.DAABlocksStore, _ model.DAGTopologyManager,
 			_ model.DAGTraversalManager, _ *big.Int, _ int, _ bool, _ time.Duration,
@@ -342,6 +345,7 @@ type mocDifficultyManager struct {
 	testDifficulty  uint32
 	testGenesisBits uint32
 	daaBlocksStore  model.DAABlocksStore
+	genesisDaaScore uint64
 }
 
 // RequiredDifficulty returns the difficulty required for the test
@@ -352,7 +356,7 @@ func (dm *mocDifficultyManager) RequiredDifficulty(*model.StagingArea, *external
 // StageDAADataAndReturnRequiredDifficulty returns the difficulty required for the test
 func (dm *mocDifficultyManager) StageDAADataAndReturnRequiredDifficulty(stagingArea *model.StagingArea, blockHash *externalapi.DomainHash, isBlockWithTrustedData bool) (uint32, error) {
 	// Populate daaBlocksStore with fake values
-	dm.daaBlocksStore.StageDAAScore(stagingArea, blockHash, 0)
+	dm.daaBlocksStore.StageDAAScore(stagingArea, blockHash, dm.genesisDaaScore)
 	dm.daaBlocksStore.StageBlockDAAAddedBlocks(stagingArea, blockHash, nil)
 
 	return dm.testDifficulty, nil

domain/consensus/processes/coinbasemanager/block_reward_switch_test.go

@@ -86,36 +86,5 @@ func TestBlockRewardSwitch(t *testing.T) {
 				t.Fatalf("Subsidy has unexpected value. Want: %d, got: %d", consensusConfig.MinSubsidy, subsidy)
 			}
 		}
-
-		// Add another block. We expect it to be another pruning point
-		lastPruningPointHash, _, err := tc.AddBlock([]*externalapi.DomainHash{tipHash}, nil, nil)
-		if err != nil {
-			t.Fatalf("AddBlock: %+v", err)
-		}
-
-		// Make sure that another pruning point had been added
-		pruningPointHeaders, err = tc.PruningPointHeaders()
-		if err != nil {
-			t.Fatalf("PruningPointHeaders: %+v", pruningPointHeaders)
-		}
-		expectedPruningPointHeaderAmount = expectedPruningPointHeaderAmount + 1
-		if uint64(len(pruningPointHeaders)) != expectedPruningPointHeaderAmount {
-			t.Fatalf("Unexpected amount of pruning point headers. "+
-				"Want: %d, got: %d", expectedPruningPointHeaderAmount, len(pruningPointHeaders))
-		}
-
-		// Make sure that the last pruning point has a post-switch subsidy
-		lastPruningPoint, err := tc.GetBlock(lastPruningPointHash)
-		if err != nil {
-			t.Fatalf("GetBlock: %+v", err)
-		}
-		lastPruningPointCoinbase := lastPruningPoint.Transactions[transactionhelper.CoinbaseTransactionIndex]
-		_, _, subsidy, err := tc.CoinbaseManager().ExtractCoinbaseDataBlueScoreAndSubsidy(lastPruningPointCoinbase)
-		if err != nil {
-			t.Fatalf("ExtractCoinbaseDataBlueScoreAndSubsidy: %+v", err)
-		}
-		if subsidy != consensusConfig.SubsidyGenesisReward {
-			t.Fatalf("Subsidy has unexpected value. Want: %d, got: %d", consensusConfig.SubsidyGenesisReward, subsidy)
-		}
 	})
 }

domain/consensus/processes/coinbasemanager/coinbasemanager.go

@@ -2,6 +2,8 @@ package coinbasemanager
 
 import (
 	"encoding/binary"
+	"math/big"
+
 	"github.com/kaspanet/kaspad/domain/consensus/model"
 	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/kaspanet/kaspad/domain/consensus/utils/constants"
@@ -10,7 +12,6 @@ import (
 	"github.com/kaspanet/kaspad/domain/consensus/utils/transactionhelper"
 	"github.com/kaspanet/kaspad/infrastructure/db/database"
 	"github.com/pkg/errors"
-	"math/big"
 )
 
 type coinbaseManager struct {
@@ -35,7 +36,7 @@ type coinbaseManager struct {
 }
 
 func (c *coinbaseManager) ExpectedCoinbaseTransaction(stagingArea *model.StagingArea, blockHash *externalapi.DomainHash,
-	coinbaseData *externalapi.DomainCoinbaseData, blockPruningPoint *externalapi.DomainHash) (*externalapi.DomainTransaction, error) {
+	coinbaseData *externalapi.DomainCoinbaseData) (*externalapi.DomainTransaction, error) {
 
 	ghostdagData, err := c.ghostdagDataStore.Get(c.databaseContext, stagingArea, blockHash, true)
 	if !database.IsNotFoundError(err) && err != nil {
@@ -83,7 +84,7 @@ func (c *coinbaseManager) ExpectedCoinbaseTransaction(stagingArea *model.Staging
 		txOuts = append(txOuts, txOut)
 	}
 
-	subsidy, err := c.CalcBlockSubsidy(stagingArea, blockHash, blockPruningPoint)
+	subsidy, err := c.CalcBlockSubsidy(blockHash)
 	if err != nil {
 		return nil, err
 	}
@@ -183,58 +184,12 @@ func acceptanceDataFromArrayToMap(acceptanceData externalapi.AcceptanceData) map
 // has the expected value.
 //
 // Further details: https://hashdag.medium.com/kaspa-launch-plan-9a63f4d754a6
-func (c *coinbaseManager) CalcBlockSubsidy(stagingArea *model.StagingArea,
-	blockHash *externalapi.DomainHash, blockPruningPoint *externalapi.DomainHash) (uint64, error) {
-
+func (c *coinbaseManager) CalcBlockSubsidy(blockHash *externalapi.DomainHash) (uint64, error) {
 	if blockHash.Equal(c.genesisHash) {
 		return c.subsidyGenesisReward, nil
 	}
 
-	isBlockRewardFixed, err := c.isBlockRewardFixed(stagingArea, blockPruningPoint)
-	if err != nil {
-		return 0, err
-	}
-	if isBlockRewardFixed {
-		return c.subsidyGenesisReward, nil
-	}
-
-	averagePastSubsidy, err := c.calculateAveragePastSubsidy(stagingArea, blockHash)
-	if err != nil {
-		return 0, err
-	}
-	mergeSetSubsidySum, err := c.calculateMergeSetSubsidySum(stagingArea, blockHash)
-	if err != nil {
-		return 0, err
-	}
-	subsidyRandomVariable, err := c.calculateSubsidyRandomVariable(stagingArea, blockHash)
-	if err != nil {
-		return 0, err
-	}
-
-	pastSubsidy := new(big.Rat).Mul(averagePastSubsidy, c.subsidyPastRewardMultiplier)
-	mergeSetSubsidy := new(big.Rat).Mul(mergeSetSubsidySum, c.subsidyMergeSetRewardMultiplier)
-
-	// In order to avoid unsupported negative exponents in powInt64, flip
-	// the numerator and the denominator manually
-	subsidyRandom := new(big.Rat)
-	if subsidyRandomVariable >= 0 {
-		subsidyRandom = subsidyRandom.SetInt64(1 << subsidyRandomVariable)
-	} else {
-		subsidyRandom = subsidyRandom.SetFrac64(1, 1<<(-subsidyRandomVariable))
-	}
-
-	blockSubsidyBigRat := new(big.Rat).Add(mergeSetSubsidy, new(big.Rat).Mul(pastSubsidy, subsidyRandom))
-	blockSubsidyBigInt := new(big.Int).Div(blockSubsidyBigRat.Num(), blockSubsidyBigRat.Denom())
-	blockSubsidyUint64 := blockSubsidyBigInt.Uint64()
-
-	clampedBlockSubsidy := blockSubsidyUint64
-	if clampedBlockSubsidy < c.minSubsidy {
-		clampedBlockSubsidy = c.minSubsidy
-	} else if clampedBlockSubsidy > c.maxSubsidy {
-		clampedBlockSubsidy = c.maxSubsidy
-	}
-
-	return clampedBlockSubsidy, nil
+	return c.maxSubsidy, nil
 }
 
 func (c *coinbaseManager) calculateAveragePastSubsidy(stagingArea *model.StagingArea, blockHash *externalapi.DomainHash) (*big.Rat, error) {

domain/consensus/processes/consensusstatemanager/add_block_to_virtual_test.go

@@ -22,12 +22,12 @@ func TestVirtualDiff(t *testing.T) {
 		defer teardown(false)
 
 		// Add block A over the genesis
-		blockAHash, blockInsertionResult, err := tc.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+		blockAHash, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
 		if err != nil {
 			t.Fatalf("Error adding block A: %+v", err)
 		}
 
-		virtualUTXODiff := blockInsertionResult.VirtualUTXODiff
+		virtualUTXODiff := virtualChangeSet.VirtualUTXODiff
 		if virtualUTXODiff.ToRemove().Len() != 0 {
 			t.Fatalf("Unexpected length %d for virtualUTXODiff.ToRemove()", virtualUTXODiff.ToRemove().Len())
 		}
@@ -37,7 +37,7 @@ func TestVirtualDiff(t *testing.T) {
 			t.Fatalf("Unexpected length %d for virtualUTXODiff.ToAdd()", virtualUTXODiff.ToAdd().Len())
 		}
 
-		blockBHash, blockInsertionResult, err := tc.AddBlock([]*externalapi.DomainHash{blockAHash}, nil, nil)
+		blockBHash, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{blockAHash}, nil, nil)
 		if err != nil {
 			t.Fatalf("Error adding block A: %+v", err)
 		}
@@ -47,7 +47,7 @@ func TestVirtualDiff(t *testing.T) {
 			t.Fatalf("Block: %+v", err)
 		}
 
-		virtualUTXODiff = blockInsertionResult.VirtualUTXODiff
+		virtualUTXODiff = virtualChangeSet.VirtualUTXODiff
 		if virtualUTXODiff.ToRemove().Len() != 0 {
 			t.Fatalf("Unexpected length %d for virtualUTXODiff.ToRemove()", virtualUTXODiff.ToRemove().Len())
 		}
@@ -75,7 +75,7 @@ func TestVirtualDiff(t *testing.T) {
 			blockB.Transactions[0].Outputs[0].Value,
 			blockB.Transactions[0].Outputs[0].ScriptPublicKey,
 			true,
-			2, //Expected virtual DAA score
+			consensusConfig.GenesisBlock.Header.DAAScore()+2, //Expected virtual DAA score
 		)) {
 			t.Fatalf("Unexpected entry %s", entry)
 		}

domain/consensus/processes/consensusstatemanager/calculate_past_utxo.go

@@ -2,7 +2,6 @@ package consensusstatemanager
 
 import (
 	"github.com/kaspanet/kaspad/domain/consensus/utils/consensushashing"
-	"github.com/kaspanet/kaspad/domain/consensus/utils/multiset"
 	"github.com/kaspanet/kaspad/domain/consensus/utils/utxo"
 	"github.com/kaspanet/kaspad/infrastructure/logger"
 	"github.com/pkg/errors"
@@ -23,8 +22,16 @@ func (csm *consensusStateManager) CalculatePastUTXOAndAcceptanceData(stagingArea
 
 	if blockHash.Equal(csm.genesisHash) {
 		log.Debugf("Block %s is the genesis. By definition, "+
-			"it has an empty UTXO diff, empty acceptance data, and a blank multiset", blockHash)
-		return utxo.NewUTXODiff(), externalapi.AcceptanceData{}, multiset.New(), nil
+			"it has a predefined UTXO diff, empty acceptance data, and a predefined multiset", blockHash)
+		multiset, err := csm.multisetStore.Get(csm.databaseContext, stagingArea, blockHash)
+		if err != nil {
+			return nil, nil, nil, err
+		}
+		utxoDiff, err := csm.utxoDiffStore.UTXODiff(csm.databaseContext, stagingArea, blockHash)
+		if err != nil {
+			return nil, nil, nil, err
+		}
+		return utxoDiff, externalapi.AcceptanceData{}, multiset, nil
 	}
 
 	blockGHOSTDAGData, err := csm.ghostdagDataStore.Get(csm.databaseContext, stagingArea, blockHash, false)

domain/consensus/processes/consensusstatemanager/find_selected_parent_chain_changes_test.go

@@ -19,11 +19,11 @@ func TestCalculateChainPath(t *testing.T) {
 		defer teardown(false)
 
 		// Add block A over the genesis
-		blockAHash, blockAInsertionResult, err := consensus.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+		blockAHash, blockAVirtualChangeSet, err := consensus.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
 		if err != nil {
 			t.Fatalf("Error adding block A: %+v", err)
 		}
-		blockASelectedParentChainChanges := blockAInsertionResult.VirtualSelectedParentChainChanges
+		blockASelectedParentChainChanges := blockAVirtualChangeSet.VirtualSelectedParentChainChanges
 
 		// Make sure that the removed slice is empty
 		if len(blockASelectedParentChainChanges.Removed) > 0 {
@@ -59,11 +59,11 @@ func TestCalculateChainPath(t *testing.T) {
 
 		// Add block C over the block that isn't the current virtual's selected parent
 		// We expect this to cause a reorg
-		blockCHash, blockCInsertionResult, err := consensus.AddBlock([]*externalapi.DomainHash{notVirtualSelectedParent}, nil, nil)
+		blockCHash, blockCVirtualChangeSet, err := consensus.AddBlock([]*externalapi.DomainHash{notVirtualSelectedParent}, nil, nil)
 		if err != nil {
 			t.Fatalf("Error adding block C: %+v", err)
 		}
-		blockCSelectedParentChainChanges := blockCInsertionResult.VirtualSelectedParentChainChanges
+		blockCSelectedParentChainChanges := blockCVirtualChangeSet.VirtualSelectedParentChainChanges
 
 		// Make sure that the removed slice contains only the block that was previously
 		// the selected parent
@@ -92,11 +92,11 @@ func TestCalculateChainPath(t *testing.T) {
 		}
 
 		// Add block D over the genesis
-		_, blockDInsertionResult, err := consensus.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
+		_, blockDVirtualChangeSet, err := consensus.AddBlock([]*externalapi.DomainHash{consensusConfig.GenesisHash}, nil, nil)
 		if err != nil {
 			t.Fatalf("Error adding block D: %+v", err)
 		}
-		blockDSelectedParentChainChanges := blockDInsertionResult.VirtualSelectedParentChainChanges
+		blockDSelectedParentChainChanges := blockDVirtualChangeSet.VirtualSelectedParentChainChanges
 
 		// Make sure that both the added and the removed slices are empty
 		if len(blockDSelectedParentChainChanges.Added) > 0 {

domain/consensus/processes/consensusstatemanager/multisets.go

@@ -4,7 +4,6 @@ import (
 	"github.com/kaspanet/kaspad/domain/consensus/model"
 	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/kaspanet/kaspad/domain/consensus/utils/consensushashing"
-	"github.com/kaspanet/kaspad/domain/consensus/utils/multiset"
 	"github.com/kaspanet/kaspad/domain/consensus/utils/utxo"
 )
 
@@ -19,8 +18,8 @@ func (csm *consensusStateManager) calculateMultiset(stagingArea *model.StagingAr
 
 	if blockHash.Equal(csm.genesisHash) {
 		log.Debugf("Selected parent is nil, which could only happen for the genesis. " +
-			"The genesis, by definition, has an empty multiset")
-		return multiset.New(), nil
+			"The genesis has a predefined multiset")
+		return csm.multisetStore.Get(csm.databaseContext, stagingArea, blockHash)
 	}
 
 	ms, err := csm.multisetStore.Get(csm.databaseContext, stagingArea, blockGHOSTDAGData.SelectedParent())

domain/consensus/processes/consensusstatemanager/pick_virtual_parents.go

@@ -59,7 +59,8 @@ func (csm *consensusStateManager) pickVirtualParents(stagingArea *model.StagingA
 	selectedVirtualParents := []*externalapi.DomainHash{virtualSelectedParent}
 	mergeSetSize := uint64(1) // starts counting from 1 because selectedParent is already in the mergeSet
 
-	for len(candidates) > 0 && uint64(len(selectedVirtualParents)) < uint64(csm.maxBlockParents) {
+	// First condition implies that no point in searching since limit was already reached
+	for mergeSetSize < csm.mergeSetSizeLimit && len(candidates) > 0 && uint64(len(selectedVirtualParents)) < uint64(csm.maxBlockParents) {
 		candidate := candidates[0]
 		candidates = candidates[1:]
 

domain/consensus/processes/consensusstatemanager/resolve.go

@@ -8,14 +8,14 @@ import (
 	"sort"
 )
 
-func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (bool, error) {
+func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (*externalapi.VirtualChangeSet, bool, error) {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "csm.ResolveVirtual")
 	defer onEnd()
 
 	readStagingArea := model.NewStagingArea()
 	tips, err := csm.consensusStateStore.Tips(readStagingArea, csm.databaseContext)
 	if err != nil {
-		return false, err
+		return nil, false, err
 	}
 
 	var sortErr error
@@ -29,7 +29,7 @@ func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (boo
 		return selectedParent.Equal(tips[i])
 	})
 	if sortErr != nil {
-		return false, sortErr
+		return nil, false, sortErr
 	}
 
 	var selectedTip *externalapi.DomainHash
@@ -39,7 +39,7 @@ func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (boo
 		resolveStagingArea := model.NewStagingArea()
 		unverifiedBlocks, err := csm.getUnverifiedChainBlocks(resolveStagingArea, tip)
 		if err != nil {
-			return false, err
+			return nil, false, err
 		}
 
 		resolveTip := tip
@@ -51,7 +51,7 @@ func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (boo
 
 		blockStatus, reversalData, err := csm.resolveBlockStatus(resolveStagingArea, resolveTip, true)
 		if err != nil {
-			return false, err
+			return nil, false, err
 		}
 
 		if blockStatus == externalapi.StatusUTXOValid {
@@ -60,13 +60,13 @@ func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (boo
 
 			err = staging.CommitAllChanges(csm.databaseContext, resolveStagingArea)
 			if err != nil {
-				return false, err
+				return nil, false, err
 			}
 
 			if reversalData != nil {
 				err = csm.ReverseUTXODiffs(resolveTip, reversalData)
 				if err != nil {
-					return false, err
+					return nil, false, err
 				}
 			}
 			break
@@ -75,19 +75,39 @@ func (csm *consensusStateManager) ResolveVirtual(maxBlocksToResolve uint64) (boo
 
 	if selectedTip == nil {
 		log.Warnf("Non of the DAG tips are valid")
-		return true, nil
+		return nil, true, nil
+	}
+
+	oldVirtualGHOSTDAGData, err := csm.ghostdagDataStore.Get(csm.databaseContext, readStagingArea, model.VirtualBlockHash, false)
+	if err != nil {
+		return nil, false, err
 	}
 
 	updateVirtualStagingArea := model.NewStagingArea()
-	_, err = csm.updateVirtualWithParents(updateVirtualStagingArea, []*externalapi.DomainHash{selectedTip})
+	virtualUTXODiff, err := csm.updateVirtualWithParents(updateVirtualStagingArea, []*externalapi.DomainHash{selectedTip})
 	if err != nil {
-		return false, err
+		return nil, false, err
 	}
 
 	err = staging.CommitAllChanges(csm.databaseContext, updateVirtualStagingArea)
 	if err != nil {
-		return false, err
+		return nil, false, err
 	}
 
-	return isCompletelyResolved, nil
+	selectedParentChainChanges, err := csm.dagTraversalManager.
+		CalculateChainPath(readStagingArea, oldVirtualGHOSTDAGData.SelectedParent(), selectedTip)
+	if err != nil {
+		return nil, false, err
+	}
+
+	virtualParents, err := csm.dagTopologyManager.Parents(readStagingArea, model.VirtualBlockHash)
+	if err != nil {
+		return nil, false, err
+	}
+
+	return &externalapi.VirtualChangeSet{
+		VirtualSelectedParentChainChanges: selectedParentChainChanges,
+		VirtualUTXODiff:                   virtualUTXODiff,
+		VirtualParents:                    virtualParents,
+	}, isCompletelyResolved, nil
 }

domain/consensus/processes/consensusstatemanager/resolve_block_status.go

@@ -3,8 +3,6 @@ package consensusstatemanager
 import (
 	"fmt"
 
-	"github.com/kaspanet/kaspad/domain/consensus/utils/utxo"
-
 	"github.com/kaspanet/kaspad/util/staging"
 
 	"github.com/kaspanet/kaspad/domain/consensus/model"
@@ -129,7 +127,11 @@ func (csm *consensusStateManager) selectedParentInfo(
 	if lastUnverifiedBlock.Equal(csm.genesisHash) {
 		log.Debugf("the most recent unverified block is the genesis block, "+
 			"which by definition has status: %s", externalapi.StatusUTXOValid)
-		return lastUnverifiedBlock, externalapi.StatusUTXOValid, utxo.NewUTXODiff(), nil
+		utxoDiff, err := csm.utxoDiffStore.UTXODiff(csm.databaseContext, stagingArea, lastUnverifiedBlock)
+		if err != nil {
+			return nil, 0, nil, err
+		}
+		return lastUnverifiedBlock, externalapi.StatusUTXOValid, utxoDiff, nil
 	}
 	lastUnverifiedBlockGHOSTDAGData, err := csm.ghostdagDataStore.Get(csm.databaseContext, stagingArea, lastUnverifiedBlock, false)
 	if err != nil {

domain/consensus/processes/consensusstatemanager/resolve_block_status_test.go

@@ -285,7 +285,7 @@ func TestTransactionAcceptance(t *testing.T) {
 		if err != nil {
 			t.Fatalf("Error getting blockF: %+v", err)
 		}
-		updatedDAAScoreVirtualBlock := 26
+		updatedDAAScoreVirtualBlock := consensusConfig.GenesisBlock.Header.DAAScore() + 26
 		//We expect the second transaction in the "blue block" (blueChildOfRedBlock) to be accepted because the merge set is ordered topologically
 		//and the red block is ordered topologically before the "blue block" so the input is known in the UTXOSet.
 		expectedAcceptanceData := externalapi.AcceptanceData{

domain/consensus/processes/consensusstatemanager/verify_and_build_utxo.go

@@ -117,6 +117,10 @@ func (csm *consensusStateManager) validateUTXOCommitment(
 	log.Tracef("validateUTXOCommitment start for block %s", blockHash)
 	defer log.Tracef("validateUTXOCommitment end for block %s", blockHash)
 
+	if blockHash.Equal(csm.genesisHash) {
+		return nil
+	}
+
 	multisetHash := multiset.Hash()
 	if !block.Header.UTXOCommitment().Equal(multisetHash) {
 		return errors.Wrapf(ruleerrors.ErrBadUTXOCommitment, "block %s UTXO commitment is invalid - block "+
@@ -162,12 +166,8 @@ func (csm *consensusStateManager) validateCoinbaseTransaction(stagingArea *model
 	}
 
 	log.Tracef("Calculating the expected coinbase transaction for the given coinbase data and block %s", blockHash)
-	header, err := csm.blockHeaderStore.BlockHeader(csm.databaseContext, stagingArea, blockHash)
-	if err != nil {
-		return err
-	}
 	expectedCoinbaseTransaction, err :=
-		csm.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, blockHash, coinbaseData, header.PruningPoint())
+		csm.coinbaseManager.ExpectedCoinbaseTransaction(stagingArea, blockHash, coinbaseData)
 	if err != nil {
 		return err
 	}

domain/consensus/processes/dagtraversalmanager/selected_child_iterator.go

@@ -9,6 +9,7 @@ import (
 type selectedChildIterator struct {
 	dagTraversalManager model.DAGTraversalManager
 
+	includeLowHash    bool
 	highHash, lowHash *externalapi.DomainHash
 	current           *externalapi.DomainHash
 	err               error
@@ -21,6 +22,10 @@ func (s *selectedChildIterator) First() bool {
 		panic("Tried using a closed SelectedChildIterator")
 	}
 	s.current = s.lowHash
+	if s.includeLowHash {
+		return true
+	}
+
 	return s.Next()
 }
 
@@ -67,7 +72,9 @@ func (s *selectedChildIterator) Close() error {
 
 // SelectedChildIterator returns a BlockIterator that iterates from lowHash (exclusive) to highHash (inclusive) over
 // highHash's selected parent chain
-func (dtm *dagTraversalManager) SelectedChildIterator(stagingArea *model.StagingArea, highHash, lowHash *externalapi.DomainHash) (model.BlockIterator, error) {
+func (dtm *dagTraversalManager) SelectedChildIterator(stagingArea *model.StagingArea,
+	highHash, lowHash *externalapi.DomainHash, includeLowHash bool) (model.BlockIterator, error) {
+
 	isLowHashInSelectedParentChainOfHighHash, err := dtm.dagTopologyManager.IsInSelectedParentChainOf(
 		stagingArea, lowHash, highHash)
 	if err != nil {
@@ -79,6 +86,7 @@ func (dtm *dagTraversalManager) SelectedChildIterator(stagingArea *model.Staging
 	}
 	return &selectedChildIterator{
 		dagTraversalManager: dtm,
+		includeLowHash:      includeLowHash,
 		highHash:            highHash,
 		lowHash:             lowHash,
 		current:             lowHash,

domain/consensus/processes/dagtraversalmanager/window_test.go

@@ -60,37 +60,38 @@ func TestBlockWindow(t *testing.T) {
 			{
 				parents:        []string{"H", "F"},
 				id:             "I",
-				expectedWindow: []string{"F", "H", "C", "D", "B", "G"},
+				expectedWindow: []string{"F", "C", "H", "D", "B", "G"},
 			},
 			{
 				parents:        []string{"I"},
 				id:             "J",
-				expectedWindow: []string{"I", "F", "H", "C", "D", "B", "G"},
+				expectedWindow: []string{"I", "F", "C", "H", "D", "B", "G"},
 			},
+			//
 			{
 				parents:        []string{"J"},
 				id:             "K",
-				expectedWindow: []string{"J", "I", "F", "H", "C", "D", "B", "G"},
+				expectedWindow: []string{"J", "I", "F", "C", "H", "D", "B", "G"},
 			},
 			{
 				parents:        []string{"K"},
 				id:             "L",
-				expectedWindow: []string{"K", "J", "I", "F", "H", "C", "D", "B", "G"},
+				expectedWindow: []string{"K", "J", "I", "F", "C", "H", "D", "B", "G"},
 			},
 			{
 				parents:        []string{"L"},
 				id:             "M",
-				expectedWindow: []string{"L", "K", "J", "I", "F", "H", "C", "D", "B", "G"},
+				expectedWindow: []string{"L", "K", "J", "I", "F", "C", "H", "D", "B", "G"},
 			},
 			{
 				parents:        []string{"M"},
 				id:             "N",
-				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "H", "C", "D", "B"},
+				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "C", "H", "D", "B"},
 			},
 			{
 				parents:        []string{"N"},
 				id:             "O",
-				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "H", "C", "D"},
+				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "C", "H", "D"},
 			},
 		},
 		dagconfig.TestnetParams.Name: {
@@ -132,37 +133,37 @@ func TestBlockWindow(t *testing.T) {
 			{
 				parents:        []string{"H", "F"},
 				id:             "I",
-				expectedWindow: []string{"F", "H", "C", "D", "G", "B"},
+				expectedWindow: []string{"F", "C", "D", "H", "B", "G"},
 			},
 			{
 				parents:        []string{"I"},
 				id:             "J",
-				expectedWindow: []string{"I", "F", "H", "C", "D", "G", "B"},
+				expectedWindow: []string{"I", "F", "C", "D", "H", "B", "G"},
 			},
 			{
 				parents:        []string{"J"},
 				id:             "K",
-				expectedWindow: []string{"J", "I", "F", "H", "C", "D", "G", "B"},
+				expectedWindow: []string{"J", "I", "F", "C", "D", "H", "B", "G"},
 			},
 			{
 				parents:        []string{"K"},
 				id:             "L",
-				expectedWindow: []string{"K", "J", "I", "F", "H", "C", "D", "G", "B"},
+				expectedWindow: []string{"K", "J", "I", "F", "C", "D", "H", "B", "G"},
 			},
 			{
 				parents:        []string{"L"},
 				id:             "M",
-				expectedWindow: []string{"L", "K", "J", "I", "F", "H", "C", "D", "G", "B"},
+				expectedWindow: []string{"L", "K", "J", "I", "F", "C", "D", "H", "B", "G"},
 			},
 			{
 				parents:        []string{"M"},
 				id:             "N",
-				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "H", "C", "D", "G"},
+				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "C", "D", "H", "B"},
 			},
 			{
 				parents:        []string{"N"},
 				id:             "O",
-				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "H", "C", "D"},
+				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "C", "D", "H"},
 			},
 		},
 		dagconfig.DevnetParams.Name: {
@@ -201,78 +202,6 @@ func TestBlockWindow(t *testing.T) {
 				id:             "H",
 				expectedWindow: []string{"G"},
 			},
-			{
-				parents:        []string{"H", "F"},
-				id:             "I",
-				expectedWindow: []string{"F", "D", "C", "H", "B", "G"},
-			},
-			{
-				parents:        []string{"I"},
-				id:             "J",
-				expectedWindow: []string{"I", "F", "D", "C", "H", "B", "G"},
-			},
-			{
-				parents:        []string{"J"},
-				id:             "K",
-				expectedWindow: []string{"J", "I", "F", "D", "C", "H", "B", "G"},
-			},
-			{
-				parents:        []string{"K"},
-				id:             "L",
-				expectedWindow: []string{"K", "J", "I", "F", "D", "C", "H", "B", "G"},
-			},
-			{
-				parents:        []string{"L"},
-				id:             "M",
-				expectedWindow: []string{"L", "K", "J", "I", "F", "D", "C", "H", "B", "G"},
-			},
-			{
-				parents:        []string{"M"},
-				id:             "N",
-				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "D", "C", "H", "B"},
-			},
-			{
-				parents:        []string{"N"},
-				id:             "O",
-				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "D", "C", "H"},
-			},
-		},
-		dagconfig.SimnetParams.Name: {
-			{
-				parents:        []string{"A"},
-				id:             "B",
-				expectedWindow: []string{},
-			},
-			{
-				parents:        []string{"B"},
-				id:             "C",
-				expectedWindow: []string{"B"},
-			},
-			{
-				parents:        []string{"B"},
-				id:             "D",
-				expectedWindow: []string{"B"},
-			},
-			{
-				parents:        []string{"D", "C"},
-				id:             "E",
-				expectedWindow: []string{"D", "C", "B"},
-			},
-			{
-				parents:        []string{"D", "C"},
-				id:             "F",
-				expectedWindow: []string{"D", "C", "B"},
-			},
-			{
-				parents:        []string{"A"},
-				id:             "G",
-				expectedWindow: []string{},
-			},
-			{
-				parents:        []string{"G"},
-				id:             "H",
-				expectedWindow: []string{"G"},
-			},
 			{
 				parents:        []string{"H", "F"},
 				id:             "I",
@@ -309,6 +238,78 @@ func TestBlockWindow(t *testing.T) {
 				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "D", "H", "C"},
 			},
 		},
+		dagconfig.SimnetParams.Name: {
+			{
+				parents:        []string{"A"},
+				id:             "B",
+				expectedWindow: []string{},
+			},
+			{
+				parents:        []string{"B"},
+				id:             "C",
+				expectedWindow: []string{"B"},
+			},
+			{
+				parents:        []string{"B"},
+				id:             "D",
+				expectedWindow: []string{"B"},
+			},
+			{
+				parents:        []string{"D", "C"},
+				id:             "E",
+				expectedWindow: []string{"D", "C", "B"},
+			},
+			{
+				parents:        []string{"D", "C"},
+				id:             "F",
+				expectedWindow: []string{"D", "C", "B"},
+			},
+			{
+				parents:        []string{"A"},
+				id:             "G",
+				expectedWindow: []string{},
+			},
+			{
+				parents:        []string{"G"},
+				id:             "H",
+				expectedWindow: []string{"G"},
+			},
+			{
+				parents:        []string{"H", "F"},
+				id:             "I",
+				expectedWindow: []string{"F", "H", "D", "C", "B", "G"},
+			},
+			{
+				parents:        []string{"I"},
+				id:             "J",
+				expectedWindow: []string{"I", "F", "H", "D", "C", "B", "G"},
+			},
+			{
+				parents:        []string{"J"},
+				id:             "K",
+				expectedWindow: []string{"J", "I", "F", "H", "D", "C", "B", "G"},
+			},
+			{
+				parents:        []string{"K"},
+				id:             "L",
+				expectedWindow: []string{"K", "J", "I", "F", "H", "D", "C", "B", "G"},
+			},
+			{
+				parents:        []string{"L"},
+				id:             "M",
+				expectedWindow: []string{"L", "K", "J", "I", "F", "H", "D", "C", "B", "G"},
+			},
+			{
+				parents:        []string{"M"},
+				id:             "N",
+				expectedWindow: []string{"M", "L", "K", "J", "I", "F", "H", "D", "C", "B"},
+			},
+			{
+				parents:        []string{"N"},
+				id:             "O",
+				expectedWindow: []string{"N", "M", "L", "K", "J", "I", "F", "H", "D", "C"},
+			},
+		},
 	}
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
 		consensusConfig.K = 1

domain/consensus/processes/difficultymanager/difficultymanager.go

@@ -105,10 +105,14 @@ func (dm *difficultyManager) requiredDifficultyFromTargetsWindow(targetsWindow b
 		return dm.genesisBits, nil
 	}
 
+	// in the past this was < 2 as the comment explains, we changed it to under the window size to
+	// make the hashrate(which is ~1.5GH/s) constant in the first 2641 blocks so that we won't have a lot of tips
+
 	// We need at least 2 blocks to get a timestamp interval
 	// We could instead clamp the timestamp difference to `targetTimePerBlock`,
 	// but then everything will cancel out and we'll get the target from the last block, which will be the same as genesis.
-	if len(targetsWindow) < 2 {
+	// We add 64 as a safety margin
+	if len(targetsWindow) < 2 || len(targetsWindow) < dm.difficultyAdjustmentWindowSize {
 		return dm.genesisBits, nil
 	}
 	windowMinTimestamp, windowMaxTimeStamp, windowsMinIndex, _ := targetsWindow.minMaxTimestamps()
@@ -157,7 +161,11 @@ func (dm *difficultyManager) calculateDaaScoreAndAddedBlocks(stagingArea *model.
 	isBlockWithTrustedData bool) (uint64, []*externalapi.DomainHash, error) {
 
 	if blockHash.Equal(dm.genesisHash) {
-		return 0, nil, nil
+		genesisHeader, err := dm.headerStore.BlockHeader(dm.databaseContext, stagingArea, dm.genesisHash)
+		if err != nil {
+			return 0, nil, err
+		}
+		return genesisHeader.DAAScore(), nil, nil
 	}
 
 	ghostdagData, err := dm.ghostdagStore.Get(dm.databaseContext, stagingArea, blockHash, false)

domain/consensus/processes/difficultymanager/difficultymanager_test.go

@@ -19,12 +19,6 @@ import (
 
 func TestDifficulty(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		// Mainnet's genesis is too new, so if we'll build on it we'll get to the future very quickly.
-		// TODO: Once it gets older, we should unskip this test.
-		if consensusConfig.Name == "kaspa-mainnet" {
-			return
-		}
-
 		if consensusConfig.DisableDifficultyAdjustment {
 			return
 		}
@@ -37,7 +31,7 @@ func TestDifficulty(t *testing.T) {
 		}
 
 		consensusConfig.K = 1
-		consensusConfig.DifficultyAdjustmentWindowSize = 265
+		consensusConfig.DifficultyAdjustmentWindowSize = 140
 
 		factory := consensus.NewFactory()
 		tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestDifficulty")
@@ -114,7 +108,7 @@ func TestDifficulty(t *testing.T) {
 					"window size, the difficulty should be the same as genesis'")
 			}
 		}
-		for i := 0; i < consensusConfig.DifficultyAdjustmentWindowSize+100; i++ {
+		for i := 0; i < consensusConfig.DifficultyAdjustmentWindowSize+10; i++ {
 			tip, tipHash = addBlock(0, tipHash)
 			if tip.Header.Bits() != consensusConfig.GenesisBlock.Header.Bits() {
 				t.Fatalf("As long as the block rate remains the same, the difficulty shouldn't change")
@@ -135,10 +129,12 @@ func TestDifficulty(t *testing.T) {
 
 		var expectedBits uint32
 		switch consensusConfig.Name {
-		case dagconfig.TestnetParams.Name, dagconfig.DevnetParams.Name:
-			expectedBits = uint32(0x1e7f83df)
+		case dagconfig.TestnetParams.Name:
+			expectedBits = uint32(0x1e7f1441)
+		case dagconfig.DevnetParams.Name:
+			expectedBits = uint32(0x207f1441)
 		case dagconfig.MainnetParams.Name:
-			expectedBits = uint32(0x1e7f83df)
+			expectedBits = uint32(0x1d02c50f)
 		}
 
 		if tip.Header.Bits() != expectedBits {
@@ -237,7 +233,7 @@ func TestDifficulty(t *testing.T) {
 
 func TestDAAScore(t *testing.T) {
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
-		consensusConfig.DifficultyAdjustmentWindowSize = 265
+		consensusConfig.DifficultyAdjustmentWindowSize = 86
 
 		stagingArea := model.NewStagingArea()
 
@@ -269,9 +265,9 @@ func TestDAAScore(t *testing.T) {
 			t.Fatalf("DAAScore: %+v", err)
 		}
 
-		blockBlueScore3ExpectedDAAScore := uint64(2)
+		blockBlueScore3ExpectedDAAScore := uint64(2) + consensusConfig.GenesisBlock.Header.DAAScore()
 		if blockBlueScore3DAAScore != blockBlueScore3ExpectedDAAScore {
-			t.Fatalf("DAA score is expected to be %d but got %d", blockBlueScore3ExpectedDAAScore, blockBlueScore3ExpectedDAAScore)
+			t.Fatalf("DAA score is expected to be %d but got %d", blockBlueScore3ExpectedDAAScore, blockBlueScore3DAAScore)
 		}
 		tipDAAScore := blockBlueScore3ExpectedDAAScore
 

domain/consensus/processes/parentsmanager/parentsmanager.go

@@ -7,35 +7,31 @@ import (
 )
 
 type parentsManager struct {
-	hardForkOmitGenesisFromParentsDAAScore uint64
-	genesisHash                            *externalapi.DomainHash
+	genesisHash *externalapi.DomainHash
 }
 
-// New instantiates a new HeadersSelectedTipManager
-func New(genesisHash *externalapi.DomainHash, hardForkOmitGenesisFromParentsDAAScore uint64) model.ParentsManager {
+// New instantiates a new ParentsManager
+func New(genesisHash *externalapi.DomainHash) model.ParentsManager {
 	return &parentsManager{
-		genesisHash:                            genesisHash,
-		hardForkOmitGenesisFromParentsDAAScore: hardForkOmitGenesisFromParentsDAAScore,
+		genesisHash: genesisHash,
 	}
 }
 
 func (pm *parentsManager) ParentsAtLevel(blockHeader externalapi.BlockHeader, level int) externalapi.BlockLevelParents {
-	if len(blockHeader.Parents()) <= level {
-		if blockHeader.DAAScore() >= pm.hardForkOmitGenesisFromParentsDAAScore {
-			return externalapi.BlockLevelParents{pm.genesisHash}
-		}
-		return externalapi.BlockLevelParents{}
+	var parentsAtLevel externalapi.BlockLevelParents
+	if len(blockHeader.Parents()) > level {
+		parentsAtLevel = blockHeader.Parents()[level]
 	}
 
-	return blockHeader.Parents()[level]
+	if len(parentsAtLevel) == 0 && len(blockHeader.DirectParents()) > 0 {
+		return externalapi.BlockLevelParents{pm.genesisHash}
+	}
+
+	return parentsAtLevel
 }
 
 func (pm *parentsManager) Parents(blockHeader externalapi.BlockHeader) []externalapi.BlockLevelParents {
-	numParents := len(blockHeader.Parents())
-	if blockHeader.DAAScore() >= pm.hardForkOmitGenesisFromParentsDAAScore {
-		numParents = constants.MaxBlockLevel + 1
-	}
-
+	numParents := constants.MaxBlockLevel + 1
 	parents := make([]externalapi.BlockLevelParents, numParents)
 	for i := 0; i < numParents; i++ {
 		parents[i] = pm.ParentsAtLevel(blockHeader, i)

domain/consensus/processes/pruningmanager/pruning_test.go

@@ -2,7 +2,6 @@ package pruningmanager_test
 
 import (
 	"encoding/json"
-	"github.com/kaspanet/kaspad/domain/consensus/utils/consensushashing"
 	"github.com/kaspanet/kaspad/infrastructure/db/database"
 	"os"
 	"path/filepath"
@@ -37,14 +36,16 @@ func TestPruning(t *testing.T) {
 			dagconfig.SimnetParams.Name:  "1582",
 		},
 		"dag-for-test-pruning.json": {
-			dagconfig.MainnetParams.Name: "502",
+			dagconfig.MainnetParams.Name: "503",
 			dagconfig.TestnetParams.Name: "502",
-			dagconfig.DevnetParams.Name:  "502",
+			dagconfig.DevnetParams.Name:  "503",
 			dagconfig.SimnetParams.Name:  "502",
 		},
 	}
 
 	testutils.ForAllNets(t, true, func(t *testing.T, consensusConfig *consensus.Config) {
+		// Improve the performance of the test a little
+		consensusConfig.DisableDifficultyAdjustment = true
 		err := filepath.Walk("./testdata", func(path string, info os.FileInfo, err error) error {
 			if err != nil {
 				return err
@@ -72,6 +73,7 @@ func TestPruning(t *testing.T) {
 			consensusConfig.DifficultyAdjustmentWindowSize = 400
 
 			factory := consensus.NewFactory()
+			factory.SetTestLevelDBCacheSize(128)
 			tc, teardown, err := factory.NewTestConsensus(consensusConfig, "TestPruning")
 			if err != nil {
 				t.Fatalf("Error setting up consensus: %+v", err)
@@ -140,12 +142,11 @@ func TestPruning(t *testing.T) {
 			// We expect blocks that are within the difficulty adjustment window size of
 			// the pruning point and its anticone to not get pruned
 			unprunedBlockHashesBelowPruningPoint := make(map[externalapi.DomainHash]struct{})
-			pruningPointAndItsAnticone, err := tc.PruningPointAndItsAnticoneWithTrustedData()
+			pruningPointAndItsAnticone, err := tc.PruningPointAndItsAnticone()
 			if err != nil {
 				t.Fatalf("pruningPointAndItsAnticone: %+v", err)
 			}
-			for _, block := range pruningPointAndItsAnticone {
-				blockHash := consensushashing.BlockHash(block.Block)
+			for _, blockHash := range pruningPointAndItsAnticone {
 				unprunedBlockHashesBelowPruningPoint[*blockHash] = struct{}{}
 				blockWindow, err := tc.DAGTraversalManager().BlockWindow(stagingArea, blockHash, consensusConfig.DifficultyAdjustmentWindowSize)
 				if err != nil {

domain/consensus/processes/pruningmanager/pruningmanager.go

@@ -219,7 +219,7 @@ func (pm *pruningManager) nextPruningPointAndCandidateByBlockHash(stagingArea *m
 	// We iterate until the selected parent of the given block, in order to allow a situation where the given block hash
 	// belongs to the virtual. This shouldn't change anything since the max blue score difference between a block and its
 	// selected parent is K, and K << pm.pruningDepth.
-	iterator, err := pm.dagTraversalManager.SelectedChildIterator(stagingArea, ghostdagData.SelectedParent(), lowHash)
+	iterator, err := pm.dagTraversalManager.SelectedChildIterator(stagingArea, ghostdagData.SelectedParent(), lowHash, true)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -675,7 +675,19 @@ func (pm *pruningManager) calculateDiffBetweenPreviousAndCurrentPruningPoints(st
 	onEnd := logger.LogAndMeasureExecutionTime(log, "pruningManager.calculateDiffBetweenPreviousAndCurrentPruningPoints")
 	defer onEnd()
 	if currentPruningHash.Equal(pm.genesisHash) {
-		return utxo.NewUTXODiff(), nil
+		iter, err := pm.consensusStateManager.RestorePastUTXOSetIterator(stagingArea, currentPruningHash)
+		if err != nil {
+			return nil, err
+		}
+		set := make(map[externalapi.DomainOutpoint]externalapi.UTXOEntry)
+		for ok := iter.First(); ok; ok = iter.Next() {
+			outpoint, entry, err := iter.Get()
+			if err != nil {
+				return nil, err
+			}
+			set[*outpoint] = entry
+		}
+		return utxo.NewUTXODiffFromCollections(utxo.NewUTXOCollection(set), utxo.NewUTXOCollection(make(map[externalapi.DomainOutpoint]externalapi.UTXOEntry)))
 	}
 
 	pruningPointIndex, err := pm.pruningStore.CurrentPruningPointIndex(pm.databaseContext, stagingArea)
@@ -907,8 +919,8 @@ func (pm *pruningManager) PruneAllBlocksBelow(stagingArea *model.StagingArea, pr
 	return nil
 }
 
-func (pm *pruningManager) PruningPointAndItsAnticoneWithTrustedData() ([]*externalapi.BlockWithTrustedData, error) {
-	onEnd := logger.LogAndMeasureExecutionTime(log, "PruningPointAndItsAnticoneWithTrustedData")
+func (pm *pruningManager) PruningPointAndItsAnticone() ([]*externalapi.DomainHash, error) {
+	onEnd := logger.LogAndMeasureExecutionTime(log, "PruningPointAndItsAnticone")
 	defer onEnd()
 
 	stagingArea := model.NewStagingArea()
@@ -922,34 +934,32 @@ func (pm *pruningManager) PruningPointAndItsAnticoneWithTrustedData() ([]*extern
 		return nil, err
 	}
 
-	blocks := make([]*externalapi.BlockWithTrustedData, 0, len(pruningPointAnticone)+1)
-
-	pruningPointWithTrustedData, err := pm.blockWithTrustedData(stagingArea, pruningPoint)
-	if err != nil {
-		return nil, err
-	}
-
-	for _, blockHash := range pruningPointAnticone {
-		blockWithTrustedData, err := pm.blockWithTrustedData(stagingArea, blockHash)
+	// Sorting the blocks in topological order
+	var sortErr error
+	sort.Slice(pruningPointAnticone, func(i, j int) bool {
+		headerI, err := pm.blockHeaderStore.BlockHeader(pm.databaseContext, stagingArea, pruningPointAnticone[i])
 		if err != nil {
-			return nil, err
+			sortErr = err
+			return false
 		}
 
-		blocks = append(blocks, blockWithTrustedData)
+		headerJ, err := pm.blockHeaderStore.BlockHeader(pm.databaseContext, stagingArea, pruningPointAnticone[j])
+		if err != nil {
+			sortErr = err
+			return false
+		}
+
+		return headerI.BlueWork().Cmp(headerJ.BlueWork()) < 0
+	})
+	if sortErr != nil {
+		return nil, sortErr
 	}
 
-	// Sorting the blocks in topological order
-	sort.Slice(blocks, func(i, j int) bool {
-		return blocks[i].Block.Header.BlueWork().Cmp(blocks[j].Block.Header.BlueWork()) < 0
-	})
-
 	// The pruning point should always come first
-	blocks = append([]*externalapi.BlockWithTrustedData{pruningPointWithTrustedData}, blocks...)
-
-	return blocks, nil
+	return append([]*externalapi.DomainHash{pruningPoint}, pruningPointAnticone...), nil
 }
 
-func (pm *pruningManager) blockWithTrustedData(stagingArea *model.StagingArea, blockHash *externalapi.DomainHash) (*externalapi.BlockWithTrustedData, error) {
+func (pm *pruningManager) BlockWithTrustedData(stagingArea *model.StagingArea, blockHash *externalapi.DomainHash) (*externalapi.BlockWithTrustedData, error) {
 	block, err := pm.blocksStore.Block(pm.databaseContext, stagingArea, blockHash)
 	if err != nil {
 		return nil, err
@@ -1041,7 +1051,19 @@ func (pm *pruningManager) ExpectedHeaderPruningPoint(stagingArea *model.StagingA
 	}
 
 	nextOrCurrentPruningPoint := selectedParentHeader.PruningPoint()
-	if pm.finalityScore(ghostdagData.BlueScore()) > pm.finalityScore(selectedParentPruningPointHeader.BlueScore()+pm.pruningDepth) {
+	pruningPoint, err := pm.pruningStore.PruningPoint(pm.databaseContext, stagingArea)
+	if err != nil {
+		return nil, err
+	}
+
+	// If the block doesn't have the pruning in its selected chain we know for sure that it can't trigger a pruning point
+	// change (we check the selected parent to take care of the case where the block is the virtual which doesn't have reachability data).
+	hasPruningPointInItsSelectedChain, err := pm.dagTopologyManager.IsInSelectedParentChainOf(stagingArea, pruningPoint, ghostdagData.SelectedParent())
+	if err != nil {
+		return nil, err
+	}
+
+	if hasPruningPointInItsSelectedChain && pm.finalityScore(ghostdagData.BlueScore()) > pm.finalityScore(selectedParentPruningPointHeader.BlueScore()+pm.pruningDepth) {
 		var suggestedLowHash *externalapi.DomainHash
 		hasReachabilityData, err := pm.reachabilityDataStore.HasReachabilityData(pm.databaseContext, stagingArea, selectedParentHeader.PruningPoint())
 		if err != nil {

domain/consensus/processes/syncmanager/antipast.go

@@ -46,7 +46,7 @@ func (sm *syncManager) antiPastHashesBetween(stagingArea *model.StagingArea, low
 
 	// Collect all hashes by concatenating the merge-sets of all blocks between highHash and lowHash
 	blockHashes := []*externalapi.DomainHash{}
-	iterator, err := sm.dagTraversalManager.SelectedChildIterator(stagingArea, highHash, lowHash)
+	iterator, err := sm.dagTraversalManager.SelectedChildIterator(stagingArea, highHash, lowHash, false)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -121,7 +121,7 @@ func (sm *syncManager) missingBlockBodyHashes(stagingArea *model.StagingArea, hi
 		return nil, err
 	}
 
-	selectedChildIterator, err := sm.dagTraversalManager.SelectedChildIterator(stagingArea, highHash, pruningPoint)
+	selectedChildIterator, err := sm.dagTraversalManager.SelectedChildIterator(stagingArea, highHash, pruningPoint, false)
 	if err != nil {
 		return nil, err
 	}

domain/consensus/processes/transactionvalidator/transactionvalidator_test.go

@@ -366,7 +366,7 @@ func TestSigningTwoInputs(t *testing.T) {
 			input.SignatureScript = signatureScript
 		}
 
-		_, insertionResult, err := tc.AddBlock([]*externalapi.DomainHash{block3Hash}, nil, []*externalapi.DomainTransaction{tx})
+		_, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{block3Hash}, nil, []*externalapi.DomainTransaction{tx})
 		if err != nil {
 			t.Fatalf("AddBlock: %+v", err)
 		}
@@ -375,7 +375,7 @@ func TestSigningTwoInputs(t *testing.T) {
 			TransactionID: *consensushashing.TransactionID(tx),
 			Index:         0,
 		}
-		if !insertionResult.VirtualUTXODiff.ToAdd().Contains(txOutpoint) {
+		if !virtualChangeSet.VirtualUTXODiff.ToAdd().Contains(txOutpoint) {
 			t.Fatalf("tx was not accepted by the DAG")
 		}
 	})
@@ -492,7 +492,7 @@ func TestSigningTwoInputsECDSA(t *testing.T) {
 			input.SignatureScript = signatureScript
 		}
 
-		_, insertionResult, err := tc.AddBlock([]*externalapi.DomainHash{block3Hash}, nil, []*externalapi.DomainTransaction{tx})
+		_, virtualChangeSet, err := tc.AddBlock([]*externalapi.DomainHash{block3Hash}, nil, []*externalapi.DomainTransaction{tx})
 		if err != nil {
 			t.Fatalf("AddBlock: %+v", err)
 		}
@@ -501,7 +501,7 @@ func TestSigningTwoInputsECDSA(t *testing.T) {
 			TransactionID: *consensushashing.TransactionID(tx),
 			Index:         0,
 		}
-		if !insertionResult.VirtualUTXODiff.ToAdd().Contains(txOutpoint) {
+		if !virtualChangeSet.VirtualUTXODiff.ToAdd().Contains(txOutpoint) {
 			t.Fatalf("tx was not accepted by the DAG")
 		}
 	})

domain/consensus/test_consensus.go

@@ -46,7 +46,7 @@ func (tc *testConsensus) BuildBlockWithParents(parentHashes []*externalapi.Domai
 }
 
 func (tc *testConsensus) AddBlock(parentHashes []*externalapi.DomainHash, coinbaseData *externalapi.DomainCoinbaseData,
-	transactions []*externalapi.DomainTransaction) (*externalapi.DomainHash, *externalapi.BlockInsertionResult, error) {
+	transactions []*externalapi.DomainTransaction) (*externalapi.DomainHash, *externalapi.VirtualChangeSet, error) {
 
 	// Require write lock because BuildBlockWithParents stages temporary data
 	tc.lock.Lock()
@@ -57,16 +57,16 @@ func (tc *testConsensus) AddBlock(parentHashes []*externalapi.DomainHash, coinba
 		return nil, nil, err
 	}
 
-	blockInsertionResult, err := tc.blockProcessor.ValidateAndInsertBlock(block, true)
+	virtualChangeSet, err := tc.blockProcessor.ValidateAndInsertBlock(block, true)
 	if err != nil {
 		return nil, nil, err
 	}
 
-	return consensushashing.BlockHash(block), blockInsertionResult, nil
+	return consensushashing.BlockHash(block), virtualChangeSet, nil
 }
 
 func (tc *testConsensus) AddUTXOInvalidHeader(parentHashes []*externalapi.DomainHash) (*externalapi.DomainHash,
-	*externalapi.BlockInsertionResult, error) {
+	*externalapi.VirtualChangeSet, error) {
 
 	// Require write lock because BuildBlockWithParents stages temporary data
 	tc.lock.Lock()
@@ -77,7 +77,7 @@ func (tc *testConsensus) AddUTXOInvalidHeader(parentHashes []*externalapi.Domain
 		return nil, nil, err
 	}
 
-	blockInsertionResult, err := tc.blockProcessor.ValidateAndInsertBlock(&externalapi.DomainBlock{
+	virtualChangeSet, err := tc.blockProcessor.ValidateAndInsertBlock(&externalapi.DomainBlock{
 		Header:       header,
 		Transactions: nil,
 	}, true)
@@ -85,11 +85,11 @@ func (tc *testConsensus) AddUTXOInvalidHeader(parentHashes []*externalapi.Domain
 		return nil, nil, err
 	}
 
-	return consensushashing.HeaderHash(header), blockInsertionResult, nil
+	return consensushashing.HeaderHash(header), virtualChangeSet, nil
 }
 
 func (tc *testConsensus) AddUTXOInvalidBlock(parentHashes []*externalapi.DomainHash) (*externalapi.DomainHash,
-	*externalapi.BlockInsertionResult, error) {
+	*externalapi.VirtualChangeSet, error) {
 
 	// Require write lock because BuildBlockWithParents stages temporary data
 	tc.lock.Lock()
@@ -100,12 +100,12 @@ func (tc *testConsensus) AddUTXOInvalidBlock(parentHashes []*externalapi.DomainH
 		return nil, nil, err
 	}
 
-	blockInsertionResult, err := tc.blockProcessor.ValidateAndInsertBlock(block, true)
+	virtualChangeSet, err := tc.blockProcessor.ValidateAndInsertBlock(block, true)
 	if err != nil {
 		return nil, nil, err
 	}
 
-	return consensushashing.BlockHash(block), blockInsertionResult, nil
+	return consensushashing.BlockHash(block), virtualChangeSet, nil
 }
 
 func (tc *testConsensus) MineJSON(r io.Reader, blockType testapi.MineJSONBlockType) (tips []*externalapi.DomainHash, err error) {

domain/consensus/timelock_CLTV_test.go

@@ -49,7 +49,7 @@ func TestCheckLockTimeVerifyConditionedByDAAScore(t *testing.T) {
 		}
 		fees := uint64(1)
 		//Create a CLTV script:
-		targetDAAScore := uint64(30)
+		targetDAAScore := consensusConfig.GenesisBlock.Header.DAAScore() + uint64(30)
 		redeemScriptCLTV, err := createScriptCLTV(targetDAAScore)
 		if err != nil {
 			t.Fatalf("Failed to create a script using createScriptCLTV: %v", err)
@@ -156,7 +156,7 @@ func TestCheckLockTimeVerifyConditionedByDAAScoreWithWrongLockTime(t *testing.T)
 		}
 		fees := uint64(1)
 		//Create a CLTV script:
-		targetDAAScore := uint64(30)
+		targetDAAScore := consensusConfig.GenesisBlock.Header.DAAScore() + uint64(30)
 		redeemScriptCLTV, err := createScriptCLTV(targetDAAScore)
 		if err != nil {
 			t.Fatalf("Failed to create a script using createScriptCLTV: %v", err)
@@ -313,7 +313,7 @@ func TestCheckLockTimeVerifyConditionedByAbsoluteTime(t *testing.T) {
 		for i := int64(0); ; i++ {
 			tipBlock, err := testConsensus.BuildBlock(&emptyCoinbase, nil)
 			if err != nil {
-				t.Fatalf("Error creating tip using BuildBlock: %v", err)
+				t.Fatalf("Error creating tip using BuildBlock: %+v", err)
 			}
 			blockHeader := tipBlock.Header.ToMutable()
 			blockHeader.SetTimeInMilliseconds(timeStampBlockE + i*1000)

domain/consensus/utils/constants/constants.go

@@ -37,5 +37,7 @@ const (
 	LockTimeThreshold = 5e11 // Tue Nov 5 00:53:20 1985 UTC
 
 	// MaxBlockLevel is the maximum possible block level.
-	MaxBlockLevel = 255
+	// This is technically 255, but we clamped it at 256 - block level of mainnet genesis
+	// This means that any block that has a level lower or equal to genesis will be level 0.
+	MaxBlockLevel = 225
 )

domain/consensus/utils/pow/pow.go

@@ -104,9 +104,10 @@ func BlockLevel(header externalapi.BlockHeader) int {
 	}
 
 	proofOfWorkValue := NewState(header.ToMutable()).CalculateProofOfWorkValue()
-	for blockLevel := 0; ; blockLevel++ {
-		if blockLevel == constants.MaxBlockLevel || proofOfWorkValue.Bit(blockLevel+1) != 0 {
-			return blockLevel
-		}
+	level := constants.MaxBlockLevel - proofOfWorkValue.BitLen()
+	// If the block has a level lower than genesis make it zero.
+	if level < 0 {
+		level = 0
 	}
+	return level
 }

domain/dagconfig/consensus_defaults.go

@@ -22,7 +22,7 @@ import (
 //
 
 const (
-	defaultMaxCoinbasePayloadLength = 172
+	defaultMaxCoinbasePayloadLength = 204
 	// defaultMaxBlockMass is a bound on the mass of a block, larger values increase the bound d
 	// on the round trip time of a block, which affects the other parameters as described below
 	defaultMaxBlockMass = 500_000
@@ -49,7 +49,7 @@ const (
 	defaultMergeSetSizeLimit                              = defaultGHOSTDAGK * 10
 	defaultSubsidyGenesisReward                           = 1 * constants.SompiPerKaspa
 	defaultMinSubsidy                                     = 1 * constants.SompiPerKaspa
-	defaultMaxSubsidy                                     = 1000 * constants.SompiPerKaspa
+	defaultMaxSubsidy                                     = 500 * constants.SompiPerKaspa
 	defaultBaseSubsidy                                    = 50 * constants.SompiPerKaspa
 	defaultFixedSubsidySwitchPruningPointInterval  uint64 = 7
 	defaultCoinbasePayloadScriptPublicKeyMaxLength        = 150

domain/dagconfig/genesis.go

@@ -36,10 +36,14 @@ var genesisTxPayload = []byte{
 	0x20, 0xd7, 0x90, 0xd7, 0x9c, 0xd7, 0x94, 0xd7,
 	0x9b, 0xd7, 0x9d, 0x20, 0xd7, 0xaa, 0xd7, 0xa2,
 	0xd7, 0x91, 0xd7, 0x93, 0xd7, 0x95, 0xd7, 0x9f,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Bitcoin block hash 00000000000000000001733c62adb19f1b77fa0735d0e11f25af36fc9ca908a5
-	0x00, 0x01, 0x73, 0x3c, 0x62, 0xad, 0xb1, 0x9f,
-	0x1b, 0x77, 0xfa, 0x07, 0x35, 0xd0, 0xe1, 0x1f,
-	0x25, 0xaf, 0x36, 0xfc, 0x9c, 0xa9, 0x08, 0xa5,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Bitcoin block hash 0000000000000000000b1f8e1c17b0133d439174e52efbb0c41c3583a8aa66b0
+	0x00, 0x0b, 0x1f, 0x8e, 0x1c, 0x17, 0xb0, 0x13,
+	0x3d, 0x43, 0x91, 0x74, 0xe5, 0x2e, 0xfb, 0xb0,
+	0xc4, 0x1c, 0x35, 0x83, 0xa8, 0xaa, 0x66, 0xb0,
+	0x0f, 0xca, 0x37, 0xca, 0x66, 0x7c, 0x2d, 0x55, // Checkpoint block hash 0fca37ca667c2d550a6c4416dad9717e50927128c424fa4edbebc436ab13aeef
+	0x0a, 0x6c, 0x44, 0x16, 0xda, 0xd9, 0x71, 0x7e,
+	0x50, 0x92, 0x71, 0x28, 0xc4, 0x24, 0xfa, 0x4e,
+	0xdb, 0xeb, 0xc4, 0x36, 0xab, 0x13, 0xae, 0xef,
 }
 
 // genesisCoinbaseTx is the coinbase transaction for the genesis blocks for
@@ -50,19 +54,13 @@ var genesisCoinbaseTx = transactionhelper.NewSubnetworkTransaction(0, []*externa
 // genesisHash is the hash of the first block in the block DAG for the main
 // network (genesis block).
 var genesisHash = externalapi.NewDomainHashFromByteArray(&[externalapi.DomainHashSize]byte{
-	0xca, 0xeb, 0x97, 0x96, 0x0a, 0x16, 0x0c, 0x21,
-	0x1a, 0x6b, 0x21, 0x96, 0xbd, 0x78, 0x39, 0x9f,
-	0xd4, 0xc4, 0xcc, 0x5b, 0x50, 0x9f, 0x55, 0xc1,
-	0x2c, 0x8a, 0x7d, 0x81, 0x5f, 0x75, 0x36, 0xea,
+	0x58, 0xc2, 0xd4, 0x19, 0x9e, 0x21, 0xf9, 0x10, 0xd1, 0x57, 0x1d, 0x11, 0x49, 0x69, 0xce, 0xce, 0xf4, 0x8f, 0x9, 0xf9, 0x34, 0xd4, 0x2c, 0xcb, 0x6a, 0x28, 0x1a, 0x15, 0x86, 0x8f, 0x29, 0x99,
 })
 
 // genesisMerkleRoot is the hash of the first transaction in the genesis block
 // for the main network.
 var genesisMerkleRoot = externalapi.NewDomainHashFromByteArray(&[externalapi.DomainHashSize]byte{
-	0xca, 0xed, 0xaf, 0x7d, 0x4a, 0x08, 0xbb, 0xe8,
-	0x90, 0x11, 0x64, 0x0c, 0x48, 0x41, 0xb6, 0x6d,
-	0x5b, 0xba, 0x67, 0xd7, 0x28, 0x8c, 0xe6, 0xd6,
-	0x72, 0x28, 0xdb, 0x00, 0x09, 0x66, 0xe9, 0x74,
+	0x8e, 0xc8, 0x98, 0x56, 0x8c, 0x68, 0x1, 0xd1, 0x3d, 0xf4, 0xee, 0x6e, 0x2a, 0x1b, 0x54, 0xb7, 0xe6, 0x23, 0x6f, 0x67, 0x1f, 0x20, 0x95, 0x4f, 0x5, 0x30, 0x64, 0x10, 0x51, 0x8e, 0xeb, 0x32,
 })
 
 // genesisBlock defines the genesis block of the block DAG which serves as the
@@ -73,11 +71,13 @@ var genesisBlock = externalapi.DomainBlock{
 		[]externalapi.BlockLevelParents{},
 		genesisMerkleRoot,
 		&externalapi.DomainHash{},
-		externalapi.NewDomainHashFromByteArray(muhash.EmptyMuHashHash.AsArray()),
-		0x17cfb020c02,
-		0x1e7fffff,
+		externalapi.NewDomainHashFromByteArray(&[externalapi.DomainHashSize]byte{
+			0x71, 0x0f, 0x27, 0xdf, 0x42, 0x3e, 0x63, 0xaa, 0x6c, 0xdb, 0x72, 0xb8, 0x9e, 0xa5, 0xa0, 0x6c, 0xff, 0xa3, 0x99, 0xd6, 0x6f, 0x16, 0x77, 0x04, 0x45, 0x5b, 0x5a, 0xf5, 0x9d, 0xef, 0x8e, 0x20,
+		}),
+		1637609671037,
+		486722099,
 		0x3392c,
-		0,
+		1312860, // Checkpoint DAA score
 		0,
 		big.NewInt(0),
 		&externalapi.DomainHash{},
@@ -105,10 +105,7 @@ var devnetGenesisCoinbaseTx = transactionhelper.NewSubnetworkTransaction(0,
 // devGenesisHash is the hash of the first block in the block DAG for the development
 // network (genesis block).
 var devnetGenesisHash = externalapi.NewDomainHashFromByteArray(&[externalapi.DomainHashSize]byte{
-	0x34, 0x3b, 0x53, 0xb7, 0xad, 0x82, 0x8a, 0x33,
-	0x4b, 0x03, 0xb1, 0xbb, 0x13, 0x15, 0xb0, 0x75,
-	0xf3, 0xf0, 0x40, 0xfb, 0x64, 0x0c, 0xca, 0x19,
-	0xc9, 0x61, 0xe7, 0x69, 0xdb, 0x98, 0x98, 0x3e,
+	0x4c, 0x64, 0x16, 0x35, 0xc8, 0x5d, 0xc8, 0x8d, 0x90, 0xbe, 0x2a, 0x42, 0xc1, 0xf6, 0x0f, 0xc4, 0xe9, 0xfc, 0xfc, 0xda, 0xdb, 0x53, 0x0d, 0x51, 0xe3, 0x02, 0x2b, 0x68, 0x65, 0xa6, 0x46, 0x7b,
 })
 
 // devnetGenesisMerkleRoot is the hash of the first transaction in the genesis block
@@ -130,7 +127,7 @@ var devnetGenesisBlock = externalapi.DomainBlock{
 		&externalapi.DomainHash{},
 		externalapi.NewDomainHashFromByteArray(muhash.EmptyMuHashHash.AsArray()),
 		0x11e9db49828,
-		0x1e7fffff,
+		0x207fffff,
 		0x48e5e,
 		0,
 		0,

domain/dagconfig/params.go

@@ -187,7 +187,9 @@ type Params struct {
 
 	FixedSubsidySwitchHashRateThreshold *big.Int
 
-	HardForkOmitGenesisFromParentsDAAScore uint64
+	DisallowDirectBlocksOnTopOfGenesis bool
+
+	IgnoreHeaderMass bool
 }
 
 // NormalizeRPCServerAddress returns addr with the current network default
@@ -213,7 +215,27 @@ var MainnetParams = Params{
 	Net:         appmessage.Mainnet,
 	RPCPort:     "16110",
 	DefaultPort: "16111",
-	DNSSeeds:    []string{"mainnet-dnsseed.daglabs-dev.com"},
+	DNSSeeds: []string{
+		"mainnet-dnsseed.daglabs-dev.com",
+		// This DNS seeder is run by Denis Mashkevich
+		"mainnet-dnsseed-1.kaspanet.org",
+		// This DNS seeder is run by Denis Mashkevich
+		"mainnet-dnsseed-2.kaspanet.org",
+		// This DNS seeder is run by Elichai Turkel
+		"kaspa.turkel.in",
+		// This DNS seeder is run by Constantine Bytensky
+		"dnsseed.cbytensky.org",
+		// This DNS seeder is run by Georges Künzli
+		"seeder1.kaspad.net",
+		// This DNS seeder is run by Georges Künzli
+		"seeder2.kaspad.net",
+		// This DNS seeder is run by Georges Künzli
+		"seeder3.kaspad.net",
+		// This DNS seeder is run by Georges Künzli
+		"seeder4.kaspad.net",
+		// This DNS seeder is run by Tim
+		"kaspadns.kaspacalc.net",
+	},
 
 	// DAG parameters
 	GenesisBlock:                    &genesisBlock,
@@ -266,17 +288,17 @@ var MainnetParams = Params{
 	PruningProofM:                           defaultPruningProofM,
 	FixedSubsidySwitchPruningPointInterval:  defaultFixedSubsidySwitchPruningPointInterval,
 	FixedSubsidySwitchHashRateThreshold:     big.NewInt(150_000_000_000),
-	HardForkOmitGenesisFromParentsDAAScore:  2e6,
+	DisallowDirectBlocksOnTopOfGenesis:      true,
 }
 
 // TestnetParams defines the network parameters for the test Kaspa network.
 var TestnetParams = Params{
 	K:           defaultGHOSTDAGK,
-	Name:        "kaspa-testnet-6",
+	Name:        "kaspa-testnet-7",
 	Net:         appmessage.Testnet,
 	RPCPort:     "16210",
 	DefaultPort: "16211",
-	DNSSeeds:    []string{"testnet-6-dnsseed.daglabs-dev.com"},
+	DNSSeeds:    []string{"testnet-7-dnsseed.daglabs-dev.com"},
 
 	// DAG parameters
 	GenesisBlock:                    &testnetGenesisBlock,
@@ -329,7 +351,7 @@ var TestnetParams = Params{
 	PruningProofM:                           defaultPruningProofM,
 	FixedSubsidySwitchPruningPointInterval:  defaultFixedSubsidySwitchPruningPointInterval,
 	FixedSubsidySwitchHashRateThreshold:     big.NewInt(150_000_000_000),
-	HardForkOmitGenesisFromParentsDAAScore:  2e6,
+	IgnoreHeaderMass:                        true,
 }
 
 // SimnetParams defines the network parameters for the simulation test Kaspa
@@ -396,7 +418,6 @@ var SimnetParams = Params{
 	PruningProofM:                           defaultPruningProofM,
 	FixedSubsidySwitchPruningPointInterval:  defaultFixedSubsidySwitchPruningPointInterval,
 	FixedSubsidySwitchHashRateThreshold:     big.NewInt(150_000_000_000),
-	HardForkOmitGenesisFromParentsDAAScore:  5,
 }
 
 // DevnetParams defines the network parameters for the development Kaspa network.
@@ -459,19 +480,15 @@ var DevnetParams = Params{
 	PruningProofM:                           defaultPruningProofM,
 	FixedSubsidySwitchPruningPointInterval:  defaultFixedSubsidySwitchPruningPointInterval,
 	FixedSubsidySwitchHashRateThreshold:     big.NewInt(150_000_000_000),
-	HardForkOmitGenesisFromParentsDAAScore:  3000,
+	IgnoreHeaderMass:                        true,
 }
 
-var (
-	// ErrDuplicateNet describes an error where the parameters for a Kaspa
-	// network could not be set due to the network already being a standard
-	// network or previously-registered into this package.
-	ErrDuplicateNet = errors.New("duplicate Kaspa network")
-)
+// ErrDuplicateNet describes an error where the parameters for a Kaspa
+// network could not be set due to the network already being a standard
+// network or previously-registered into this package.
+var ErrDuplicateNet = errors.New("duplicate Kaspa network")
 
-var (
-	registeredNets = make(map[appmessage.KaspaNet]struct{})
-)
+var registeredNets = make(map[appmessage.KaspaNet]struct{})
 
 // Register registers the network parameters for a Kaspa network. This may
 // error with ErrDuplicateNet if the network is already registered (either

domain/miningmanager/miningmanager_test.go

@@ -40,7 +40,7 @@ func TestValidateAndInsertTransaction(t *testing.T) {
 		miningManager := miningFactory.NewMiningManager(consensusReference, &consensusConfig.Params, mempool.DefaultConfig(&consensusConfig.Params))
 		transactionsToInsert := make([]*externalapi.DomainTransaction, 10)
 		for i := range transactionsToInsert {
-			transactionsToInsert[i] = createTransactionWithUTXOEntry(t, i)
+			transactionsToInsert[i] = createTransactionWithUTXOEntry(t, i, 0)
 			_, err = miningManager.ValidateAndInsertTransaction(transactionsToInsert[i], false, true)
 			if err != nil {
 				t.Fatalf("ValidateAndInsertTransaction: %v", err)
@@ -89,7 +89,7 @@ func TestImmatureSpend(t *testing.T) {
 		tcAsConsensusPointer := &tcAsConsensus
 		consensusReference := consensusreference.NewConsensusReference(&tcAsConsensusPointer)
 		miningManager := miningFactory.NewMiningManager(consensusReference, &consensusConfig.Params, mempool.DefaultConfig(&consensusConfig.Params))
-		tx := createTransactionWithUTXOEntry(t, 0)
+		tx := createTransactionWithUTXOEntry(t, 0, consensusConfig.GenesisBlock.Header.DAAScore())
 		_, err = miningManager.ValidateAndInsertTransaction(tx, false, false)
 		txRuleError := &mempool.TxRuleError{}
 		if !errors.As(err, txRuleError) || txRuleError.RejectCode != mempool.RejectImmatureSpend {
@@ -119,7 +119,7 @@ func TestInsertDoubleTransactionsToMempool(t *testing.T) {
 		tcAsConsensusPointer := &tcAsConsensus
 		consensusReference := consensusreference.NewConsensusReference(&tcAsConsensusPointer)
 		miningManager := miningFactory.NewMiningManager(consensusReference, &consensusConfig.Params, mempool.DefaultConfig(&consensusConfig.Params))
-		transaction := createTransactionWithUTXOEntry(t, 0)
+		transaction := createTransactionWithUTXOEntry(t, 0, 0)
 		_, err = miningManager.ValidateAndInsertTransaction(transaction, false, true)
 		if err != nil {
 			t.Fatalf("ValidateAndInsertTransaction: %v", err)
@@ -186,7 +186,7 @@ func TestHandleNewBlockTransactions(t *testing.T) {
 		miningManager := miningFactory.NewMiningManager(consensusReference, &consensusConfig.Params, mempool.DefaultConfig(&consensusConfig.Params))
 		transactionsToInsert := make([]*externalapi.DomainTransaction, 10)
 		for i := range transactionsToInsert {
-			transaction := createTransactionWithUTXOEntry(t, i)
+			transaction := createTransactionWithUTXOEntry(t, i, 0)
 			transactionsToInsert[i] = transaction
 			_, err = miningManager.ValidateAndInsertTransaction(transaction, false, true)
 			if err != nil {
@@ -253,12 +253,12 @@ func TestDoubleSpendWithBlock(t *testing.T) {
 		tcAsConsensusPointer := &tcAsConsensus
 		consensusReference := consensusreference.NewConsensusReference(&tcAsConsensusPointer)
 		miningManager := miningFactory.NewMiningManager(consensusReference, &consensusConfig.Params, mempool.DefaultConfig(&consensusConfig.Params))
-		transactionInTheMempool := createTransactionWithUTXOEntry(t, 0)
+		transactionInTheMempool := createTransactionWithUTXOEntry(t, 0, 0)
 		_, err = miningManager.ValidateAndInsertTransaction(transactionInTheMempool, false, true)
 		if err != nil {
 			t.Fatalf("ValidateAndInsertTransaction: %v", err)
 		}
-		doubleSpendTransactionInTheBlock := createTransactionWithUTXOEntry(t, 0)
+		doubleSpendTransactionInTheBlock := createTransactionWithUTXOEntry(t, 0, 0)
 		doubleSpendTransactionInTheBlock.Inputs[0].PreviousOutpoint = transactionInTheMempool.Inputs[0].PreviousOutpoint
 		blockTransactions := []*externalapi.DomainTransaction{nil, doubleSpendTransactionInTheBlock}
 		_, err = miningManager.HandleNewBlockTransactions(blockTransactions)
@@ -571,7 +571,7 @@ func TestRevalidateHighPriorityTransactions(t *testing.T) {
 	})
 }
 
-func createTransactionWithUTXOEntry(t *testing.T, i int) *externalapi.DomainTransaction {
+func createTransactionWithUTXOEntry(t *testing.T, i int, daaScore uint64) *externalapi.DomainTransaction {
 	prevOutTxID := externalapi.DomainTransactionID{}
 	prevOutPoint := externalapi.DomainOutpoint{TransactionID: prevOutTxID, Index: uint32(i)}
 	scriptPublicKey, redeemScript := testutils.OpTrueScript()
@@ -587,7 +587,7 @@ func createTransactionWithUTXOEntry(t *testing.T, i int) *externalapi.DomainTran
 			100000000, // 1 KAS
 			scriptPublicKey,
 			true,
-			uint64(0)),
+			daaScore),
 	}
 	txOut := externalapi.DomainTransactionOutput{
 		Value:           10000,

domain/utxoindex/utxoindex.go

@@ -1,6 +1,7 @@
 package utxoindex
 
 import (
+	"github.com/kaspanet/kaspad/domain"
 	"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
 	"github.com/kaspanet/kaspad/infrastructure/db/database"
 	"github.com/kaspanet/kaspad/infrastructure/logger"
@@ -10,8 +11,8 @@ import (
 // UTXOIndex maintains an index between transaction scriptPublicKeys
 // and UTXOs
 type UTXOIndex struct {
-	consensus externalapi.Consensus
-	store     *utxoIndexStore
+	domain domain.Domain
+	store  *utxoIndexStore
 
 	mutex sync.Mutex
 }
@@ -19,10 +20,10 @@ type UTXOIndex struct {
 // New creates a new UTXO index.
 //
 // NOTE: While this is called no new blocks can be added to the consensus.
-func New(consensus externalapi.Consensus, database database.Database) (*UTXOIndex, error) {
+func New(domain domain.Domain, database database.Database) (*UTXOIndex, error) {
 	utxoIndex := &UTXOIndex{
-		consensus: consensus,
-		store:     newUTXOIndexStore(database),
+		domain: domain,
+		store:  newUTXOIndexStore(database),
 	}
 
 	isSynced, err := utxoIndex.isSynced()
@@ -47,7 +48,7 @@ func (ui *UTXOIndex) Reset() error {
 		return err
 	}
 
-	virtualInfo, err := ui.consensus.GetVirtualInfo()
+	virtualInfo, err := ui.domain.Consensus().GetVirtualInfo()
 	if err != nil {
 		return err
 	}
@@ -55,7 +56,7 @@ func (ui *UTXOIndex) Reset() error {
 	var fromOutpoint *externalapi.DomainOutpoint
 	for {
 		const step = 1000
-		virtualUTXOs, err := ui.consensus.GetVirtualUTXOs(virtualInfo.ParentHashes, fromOutpoint, step)
+		virtualUTXOs, err := ui.domain.Consensus().GetVirtualUTXOs(virtualInfo.ParentHashes, fromOutpoint, step)
 		if err != nil {
 			return err
 		}
@@ -85,7 +86,7 @@ func (ui *UTXOIndex) isSynced() (bool, error) {
 		return false, err
 	}
 
-	virtualInfo, err := ui.consensus.GetVirtualInfo()
+	virtualInfo, err := ui.domain.Consensus().GetVirtualInfo()
 	if err != nil {
 		return false, err
 	}
@@ -94,25 +95,25 @@ func (ui *UTXOIndex) isSynced() (bool, error) {
 }
 
 // Update updates the UTXO index with the given DAG selected parent chain changes
-func (ui *UTXOIndex) Update(blockInsertionResult *externalapi.BlockInsertionResult) (*UTXOChanges, error) {
+func (ui *UTXOIndex) Update(virtualChangeSet *externalapi.VirtualChangeSet) (*UTXOChanges, error) {
 	onEnd := logger.LogAndMeasureExecutionTime(log, "UTXOIndex.Update")
 	defer onEnd()
 
 	ui.mutex.Lock()
 	defer ui.mutex.Unlock()
 
-	log.Tracef("Updating UTXO index with VirtualUTXODiff: %+v", blockInsertionResult.VirtualUTXODiff)
-	err := ui.removeUTXOs(blockInsertionResult.VirtualUTXODiff.ToRemove())
+	log.Tracef("Updating UTXO index with VirtualUTXODiff: %+v", virtualChangeSet.VirtualUTXODiff)
+	err := ui.removeUTXOs(virtualChangeSet.VirtualUTXODiff.ToRemove())
 	if err != nil {
 		return nil, err
 	}
 
-	err = ui.addUTXOs(blockInsertionResult.VirtualUTXODiff.ToAdd())
+	err = ui.addUTXOs(virtualChangeSet.VirtualUTXODiff.ToAdd())
 	if err != nil {
 		return nil, err
 	}
 
-	ui.store.updateVirtualParents(blockInsertionResult.VirtualParents)
+	ui.store.updateVirtualParents(virtualChangeSet.VirtualParents)
 
 	added, removed, _ := ui.store.stagedData()
 	utxoIndexChanges := &UTXOChanges{

infrastructure/config/config.go

@@ -29,7 +29,6 @@ import (
 
 const (
 	defaultConfigFilename      = "kaspad.conf"
-	defaultDataDirname         = "data"
 	defaultLogLevel            = "info"
 	defaultLogDirname          = "logs"
 	defaultLogFilename         = "kaspad.log"
@@ -86,7 +85,7 @@ type Flags struct {
 	Listeners                       []string      `long:"listen" description:"Add an interface/port to listen for connections (default all interfaces port: 16111, testnet: 16211)"`
 	TargetOutboundPeers             int           `long:"outpeers" description:"Target number of outbound peers"`
 	MaxInboundPeers                 int           `long:"maxinpeers" description:"Max number of inbound peers"`
-	DisableBanning                  bool          `long:"nobanning" description:"Disable banning of misbehaving peers"`
+	EnableBanning                   bool          `long:"enablebanning" description:"Enable banning of misbehaving peers"`
 	BanDuration                     time.Duration `long:"banduration" description:"How long to ban misbehaving peers. Valid time units are {s, m, h}. Minimum 1 second"`
 	BanThreshold                    uint32        `long:"banthreshold" description:"Maximum allowed ban score before disconnecting and banning misbehaving peers."`
 	Whitelists                      []string      `long:"whitelist" description:"Add an IP network or IP that will not be banned. (eg. 192.168.1.0/24 or ::1)"`

infrastructure/config/network.go

@@ -48,6 +48,7 @@ type overrideDAGParamsConfig struct {
 	EnableNonNativeSubnetworks              *bool              `json:"enableNonNativeSubnetworks"`
 	DisableDifficultyAdjustment             *bool              `json:"disableDifficultyAdjustment"`
 	SkipProofOfWork                         *bool              `json:"skipProofOfWork"`
+	HardForkOmitGenesisFromParentsDAAScore  *uint64            `json:"hardForkOmitGenesisFromParentsDaaScore"`
 }
 
 // ResolveNetwork parses the network command line argument and sets NetParams accordingly.