kaspad/app/protocol/flowcontext/flow_context.go
stasatdaglabs 4c915f12b7
[NOD-1319] Reimplement kaspad's RPC in gRPC (#914)
* [NOD-1319] Create the protorpc package.

* [NOD-1319] Use a general ClientStream in closeSend.

* [NOD-1319] Decouple p2pServer from gRPCServer.

* [NOD-1319] Begin implementing rpcServer.

* [NOD-1319] Move grpcStream to grpc_connection.go.

* [NOD-1319] Fold the rpc messages.proto into a common message.proto.

* [NOD-1319] Remove code duplication in MessageStream.

* [NOD-1319] Rename methods in netadapter.

* [NOD-1319] Rename message_xxx to p2p_xxx.

* [NOD-1319] Section off p2p messages from rpc messages in messages.proto.

* [NOD-1319] Split toPayload to a p2p part and and rpc part.

* [NOD-1319] Rename msgxxx.go to p2p_msgxx.go in the appmessage package.

* [NOD-1319] Implement GetCurrentVersionRequestMessage and GetCurrentVersionResponseMessage.

* [NOD-1319] Implement toAppMessage and fromAppMessage for getCurrentNetwork

* [NOD-1319] Make a temporary workaround so that tests pass.

* [NOD-1319] Begin implementing the rpc manager.

* [NOD-1319] Implement an initial routerInitializer for rpc.

* [NOD-1319] Rename the spawn in routerInitializer.

* [NOD-1319] Implement an RPC context.

* [NOD-1319] Move the actual handlers to a separate package.

* [NOD-1319] Use the correct value for the GetCurrentNetwork response.

* [NOD-1319] Fix some names.

* [NOD-1319] Begin implementing a cli rpc client.

* [NOD-1319] Implement connecting to the RPC server.

* [NOD-1319] Make sure that connecting to the server and sending/receiving messages works.

* [NOD-1319] Make kaspactl2 speak in json strings.

* [NOD-1319] Finish implementing kaspactl2.

* [NOD-1319] Remove debug messages.

* [NOD-1319] Properly handle errors in rpc.go.

* [NOD-1319] Move the grpc client to a separate package.

* [NOD-1319] Extract Post out of PostString.

* [NOD-1319] Implement PostAppMessage.

* [NOD-1319] Stub out submitBlock.

* [NOD-1319] Stub out getBlockTemplate.

* [NOD-1319] Combine request and reponse files.

* [NOD-1319] Implement submitBlock.

* [NOD-1319] Implement returning errors from RPC.

* [NOD-1319] Begin implementing getBlockTemplate.

* [NOD-1319] Add missing field in GetBlockTemplateRequestMessage.

* [NOD-1319] Implement a minimal getBlockTemplate.

* [NOD-1319] Add getBlockTemplate stuff to grpc.

* [NOD-1319] Implement the rest of getBlockTemplate.

* [NOD-1319] Add block/transaction added handlers to the protocol manager.

* [NOD-1319] Implement NotifyTransactionAddedToMempool.

* [NOD-1319] Implement NotifyBlockAddedToDAG.

* [NOD-1319] Connect block/transaction added handlers.

* [NOD-1319] Add notifyBlockAdded.

* [NOD-1319] Add a notification system.

* [NOD-1319] Improve the notification system.

* [NOD-1319] Add a block added listener stub.

* [NOD-1319] Add BlockAddedNotificationMessage.

* [NOD-1319] Finish implementing HandleNotifyBlockAdded.

* [NOD-1319] Println instead of Print in kaspactl2.

* [NOD-1319] Remove unused flags in kaspactl2.

* [NOD-1319] Make kaspaminer work with the new RPC.

* [NOD-1319] Fix a bad log.

* [NOD-1319] Make kaspaminer work.

* [NOD-1319] Disconnect the old RPC.

* [NOD-1319] Move grpcclient.go.

* [NOD-1319] Begin generalizing the rpcClient.

* [NOD-1319] Move errors to the side of the payload.

* [NOD-1319] Add errors to appmessage.

* [NOD-1319] Move AttachRouter to grpcclient.

* [NOD-1319] Fix kaspaminer not handling responses.

* [NOD-1319] Properly handle blockAddedNotifications.

* [NOD-1319] Move errors into individual response objects.

* [NOD-1319] Begin replacing the RPC client in the integration tests.

* [NOD-1319] Implement GetPeerAddresses.

* [NOD-1319] Implement GetPeerAddresses.

* [NOD-1319] Fix setOnBlockAddedHandler.

* [NOD-1319] Remove the old kaspactl.

* [NOD-1319] Move ConvertGetBlockTemplateResultToBlock to the mining package.

* [NOD-1319] Implement getSelectedTipHash.

* [NOD-1319] Simplify testRPCRouter.

* [NOD-1319] Write stubs for the required test RPC commands.

* [NOD-1319] Implement a minimal getMempoolEntry.

* [NOD-1319] Implement a minimal getMempoolEntry.

* [NOD-1319] Implement getConnectedPeerInfo.

* [NOD-1319] Delete the old RPC.

* [NOD-1319] Fix a fromAppMessage.

* [NOD-1319] Implement connectToPeer.

* [NOD-1319] Fix a bug in registerForBlockAddedNotifications.

* [NOD-1319] Fix a deadlock in closing notification listeners.

* [NOD-1319] Fix merge errors.

* [NOD-1319] Fix an import.

* [NOD-1319] Properly handle errors in grpcclient.

* [NOD-1319] Fix TestIBD.

* [NOD-1319] Prevent kaspaminer from running when not connected.

* [NOD-1319] Implement sendRawTransaction.

* [NOD-1319] Implement sendRawTransaction in the client.

* [NOD-1319] Extract a general RPC client from the integration test RPC client.

* [NOD-1319] Use the general RPC client for the miner.

* [NOD-1319] Move the rpcclient package out of netadapter.

* [NOD-1319] Normalize onBlockAdded.

* [NOD-1319] Begin implementing notifyChainChanged.

* [NOD-1319] Implement the model for notifyChainChanged.

* [NOD-1319] Implement conversions for notifyChainChanged.

* [NOD-1319] Implement HandleNotifyChainChanged.

* [NOD-1319] Normalize notifications.

* [NOD-1319] Implement RegisterForChainChangedNotifications.

* [NOD-1319] Begin connecting blockdag's chain-changed notification with the RPC.

* [NOD-1319] Finish implementing notifyChainChanged.

* [NOD-1319] Implement getBlockHex.

* [NOD-1319] Rename getBlockHex to getBlock.

* [NOD-1319] Implement the verbose model for getBlock.

* [NOD-1319] Implement buildBlockVerboseData.

* [NOD-1319] Implement buildTransactionVerboseData.

* [NOD-1319] Move verboseData stuff to verbosedata.go.

* [NOD-1319] Add includeTransactionVerboseData.

* [NOD-1319] Begin implementing getSubnetwork.

* [NOD-1319] Finish implementing getSubnetwork.

* [NOD-1319] Begin implementing getChainFromBlock.

* [NOD-1319] Finish implementing getChainFromBlock.

* [NOD-1319] Begin implementing getBlocks.

* [NOD-1319] Finish implementing getBlocks.

* [NOD-1319] Fix bad responses in HandleNotifyChainChanged.

* [NOD-1319] Fix bugs in verbosedata.go.

* [NOD-1319] Fix more bugs in verbosedata.go.

* [NOD-1319] Make go vet happy.

* [NOD-1319] Extract handleBlockDAGNotifications to a method.

* [NOD-1319] Add a newline.

* [NOD-1319] Use peers instead of connections to check if connected.

* [NOD-1319] Add a comment.

* [NOD-1319] Lock the dag lock in getBlock.

* [NOD-1319] Rename netAdapter.connections to p2pConnections.

* [NOD-1319] In protowire, rename wireXXX to protoXXX.

* [NOD-1319] Rename PostString to PostJSON.

* [NOD-1319] Disallow empty transactions in SendRawTransaction.

* [NOD-1319] Disallow empty blocks in SubmitBlocks.

* [NOD-1319] Add SetLogger.

* [NOD-1319] Fix an error message.

* [NOD-1319] Fix an error message.

* [NOD-1319] Rename testTimeout to rpcTimeout.

* [NOD-1319] Rename SendRawTransaction to SubmitTransaction.

* [NOD-1319] Rename ConnectToPeer to AddPeer.

* [NOD-1319] Add missing longPollID to request.

* [NOD-1319] Rename ChainChangedChainBlock to ChainBlock.

* [NOD-1319] Rename Vin and Vout.

* [NOD-1319] Implement RPCErrorf.

* [NOD-1319] Fix RPCErrorf's comment.

* [NOD-1319] Remove unused flags in kaspaminer.
2020-09-07 14:35:40 +03:00

85 lines
3.3 KiB
Go

package flowcontext
import (
"sync"
"time"
"github.com/kaspanet/kaspad/app/protocol/flows/blockrelay"
"github.com/kaspanet/kaspad/app/protocol/flows/relaytransactions"
peerpkg "github.com/kaspanet/kaspad/app/protocol/peer"
"github.com/kaspanet/kaspad/domain/blockdag"
"github.com/kaspanet/kaspad/domain/mempool"
"github.com/kaspanet/kaspad/infrastructure/config"
"github.com/kaspanet/kaspad/infrastructure/network/addressmanager"
"github.com/kaspanet/kaspad/infrastructure/network/connmanager"
"github.com/kaspanet/kaspad/infrastructure/network/netadapter"
"github.com/kaspanet/kaspad/infrastructure/network/netadapter/id"
"github.com/kaspanet/kaspad/util"
"github.com/kaspanet/kaspad/util/daghash"
)
// OnBlockAddedToDAGHandler is a handler function that's triggered
// when a block is added to the DAG
type OnBlockAddedToDAGHandler func(block *util.Block)
// OnTransactionAddedToMempoolHandler is a handler function that's triggered
// when a transaction is added to the mempool
type OnTransactionAddedToMempoolHandler func()
// FlowContext holds state that is relevant to more than one flow or one peer, and allows communication between
// different flows that can be associated to different peers.
type FlowContext struct {
cfg *config.Config
netAdapter *netadapter.NetAdapter
txPool *mempool.TxPool
dag *blockdag.BlockDAG
addressManager *addressmanager.AddressManager
connectionManager *connmanager.ConnectionManager
onBlockAddedToDAGHandler OnBlockAddedToDAGHandler
onTransactionAddedToMempoolHandler OnTransactionAddedToMempoolHandler
transactionsToRebroadcastLock sync.Mutex
transactionsToRebroadcast map[daghash.TxID]*util.Tx
lastRebroadcastTime time.Time
sharedRequestedTransactions *relaytransactions.SharedRequestedTransactions
sharedRequestedBlocks *blockrelay.SharedRequestedBlocks
isInIBD uint32
startIBDMutex sync.Mutex
ibdPeer *peerpkg.Peer
peers map[id.ID]*peerpkg.Peer
peersMutex sync.RWMutex
}
// New returns a new instance of FlowContext.
func New(cfg *config.Config, dag *blockdag.BlockDAG, addressManager *addressmanager.AddressManager,
txPool *mempool.TxPool, netAdapter *netadapter.NetAdapter,
connectionManager *connmanager.ConnectionManager) *FlowContext {
return &FlowContext{
cfg: cfg,
netAdapter: netAdapter,
dag: dag,
addressManager: addressManager,
connectionManager: connectionManager,
txPool: txPool,
sharedRequestedTransactions: relaytransactions.NewSharedRequestedTransactions(),
sharedRequestedBlocks: blockrelay.NewSharedRequestedBlocks(),
peers: make(map[id.ID]*peerpkg.Peer),
transactionsToRebroadcast: make(map[daghash.TxID]*util.Tx),
}
}
// SetOnBlockAddedToDAGHandler sets the onBlockAddedToDAG handler
func (f *FlowContext) SetOnBlockAddedToDAGHandler(onBlockAddedToDAGHandler OnBlockAddedToDAGHandler) {
f.onBlockAddedToDAGHandler = onBlockAddedToDAGHandler
}
// SetOnTransactionAddedToMempoolHandler sets the onTransactionAddedToMempool handler
func (f *FlowContext) SetOnTransactionAddedToMempoolHandler(onTransactionAddedToMempoolHandler OnTransactionAddedToMempoolHandler) {
f.onTransactionAddedToMempoolHandler = onTransactionAddedToMempoolHandler
}