Merge 7ccd90cf3f9deb0c8cd260290f3566dddeeb64f6 into 48a142e12f1d76a5b932ce234e08c94ecf55e044

app/appmessage/rpc_get_info.go

@@ -25,6 +25,12 @@ type GetInfoResponseMessage struct {
 	ServerVersion             string
 	IsUtxoIndexed             bool
 	IsSynced                  bool
+	MaxRPCClients             int64
+	NumberOfRPCConnections    int64
+	MaxP2PClients             int64
+	NumberOfP2PConnections    int64
+	BanDurationInMilliseconds int64
+	UptimeInMilliseconds      int64
 
 	Error *RPCError
 }
@@ -35,12 +41,21 @@ func (msg *GetInfoResponseMessage) Command() MessageCommand {
 }
 
 // NewGetInfoResponseMessage returns a instance of the message
-func NewGetInfoResponseMessage(p2pID string, mempoolSize uint64, serverVersion string, isUtxoIndexed bool, isSynced bool) *GetInfoResponseMessage {
+func NewGetInfoResponseMessage(p2pID string, mempoolSize uint64, serverVersion string,
+	isUtxoIndexed bool, isSynced bool, maxRPCClients int64, numberOfRPCConnections int64,
+	maxP2PClients int64, numberOfP2PConnections int64, banDurationInMilliseconds int64,
+	uptimeInMilliseconds int64) *GetInfoResponseMessage {
 	return &GetInfoResponseMessage{
 		P2PID:                     p2pID,
 		MempoolSize:               mempoolSize,
 		ServerVersion:             serverVersion,
 		IsUtxoIndexed:             isUtxoIndexed,
 		IsSynced:                  isSynced,
+		MaxRPCClients:             maxRPCClients,
+		NumberOfRPCConnections:    numberOfRPCConnections,
+		MaxP2PClients:             maxP2PClients,
+		NumberOfP2PConnections:    numberOfP2PConnections,
+		BanDurationInMilliseconds: banDurationInMilliseconds,
+		UptimeInMilliseconds:      uptimeInMilliseconds,
 	}
 }

app/rpc/rpchandlers/get_info.go

@@ -20,6 +20,12 @@ func HandleGetInfo(context *rpccontext.Context, _ *router.Router, _ appmessage.M
 		version.Version(),
 		context.Config.UTXOIndex,
 		context.ProtocolManager.Context().HasPeers() && isNearlySynced,
+		int64(context.Config.RPCMaxClients),
+		int64(context.NetAdapter.RPCConnectionCount()),
+		int64(context.Config.MaxInboundPeers),
+		int64(context.NetAdapter.P2PConnectionCount()),
+		int64(context.Config.BanDuration.Milliseconds()),
+		int64(context.NetAdapter.UptimeInMilliseconds()),
 	)
 
 	return response, nil

infrastructure/network/netadapter/netadapter.go

@@ -3,6 +3,7 @@ package netadapter
 import (
 	"sync"
 	"sync/atomic"
+	"time"
 
 	"github.com/kaspanet/kaspad/app/appmessage"
 	"github.com/kaspanet/kaspad/infrastructure/config"
@@ -31,8 +32,13 @@ type NetAdapter struct {
 	rpcRouterInitializer RouterInitializer
 	stop                 uint32
 
+	startTime time.Time
+
 	p2pConnections map[*NetConnection]struct{}
+	rpcConnections map[*NetConnection]struct{}
+
 	p2pConnectionsLock sync.RWMutex
+	rpcConnectionsLock sync.RWMutex
 }
 
 // NewNetAdapter creates and starts a new NetAdapter on the
@@ -57,6 +63,7 @@ func NewNetAdapter(cfg *config.Config) (*NetAdapter, error) {
 		rpcServer: rpcServer,
 
 		p2pConnections: make(map[*NetConnection]struct{}),
+		rpcConnections: make(map[*NetConnection]struct{}),
 	}
 
 	adapter.p2pServer.SetOnConnectedHandler(adapter.onP2PConnectedHandler)
@@ -78,11 +85,14 @@ func (na *NetAdapter) Start() error {
 	if err != nil {
 		return err
 	}
+
 	err = na.rpcServer.Start()
 	if err != nil {
 		return err
 	}
 
+	na.startTime = time.Now()
+
 	return nil
 }
 
@@ -147,9 +157,29 @@ func (na *NetAdapter) onP2PConnectedHandler(connection server.Connection) error
 	return nil
 }
 
+// RPCConnectionCount returns the count of the connected rpc connections
+func (na *NetAdapter) RPCConnectionCount() int {
+	na.rpcConnectionsLock.RLock()
+	defer na.rpcConnectionsLock.RUnlock()
+
+	return len(na.rpcConnections)
+}
+
 func (na *NetAdapter) onRPCConnectedHandler(connection server.Connection) error {
+
+	na.rpcConnectionsLock.Lock()
+	defer na.rpcConnectionsLock.Unlock()
+
 	netConnection := newNetConnection(connection, na.rpcRouterInitializer, "on RPC connected")
-	netConnection.setOnDisconnectedHandler(func() {})
+	netConnection.setOnDisconnectedHandler(func() {
+
+		na.rpcConnectionsLock.Lock()
+		defer na.rpcConnectionsLock.Unlock()
+
+		delete(na.rpcConnections, netConnection)
+	})
+	na.rpcConnections[netConnection] = struct{}{}
+
 	netConnection.start()
 
 	return nil
@@ -190,3 +220,8 @@ func (na *NetAdapter) P2PBroadcast(netConnections []*NetConnection, message appm
 	}
 	return nil
 }
+
+// UptimeInMilliseconds returns this netAdapter's uptime in milliseconds
+func (na *NetAdapter) UptimeInMilliseconds() int64 {
+	return time.Since(na.startTime).Milliseconds()
+}

infrastructure/network/netadapter/server/grpcserver/protowire/rpc.md

@@ -1701,6 +1701,12 @@ GetInfoRequestMessage returns info about the node.
 | serverVersion | [string](#string) |  |  |
 | isUtxoIndexed | [bool](#bool) |  |  |
 | isSynced | [bool](#bool) |  |  |
+| maxRPCClients | [int64](#int64) |  |  |
+| numberOfRPCConnections | [int64](#int64) |  |  |
+| maxP2PClients | [int64](#int64) |  |  |
+| numberOfP2PConnections | [int64](#int64) |  |  |
+| banDurationInMilliseconds | [int64](#int64) |  |  |
+| uptimeInMilliseconds | [int64](#int64) |  |  |
 | error | [RPCError](#protowire.RPCError) |  |  |
 
 

infrastructure/network/netadapter/server/grpcserver/protowire/rpc.pb.go

@@ -5511,6 +5511,12 @@ type GetInfoResponseMessage struct {
 	ServerVersion             string    `protobuf:"bytes,3,opt,name=serverVersion,proto3" json:"serverVersion,omitempty"`
 	IsUtxoIndexed             bool      `protobuf:"varint,4,opt,name=isUtxoIndexed,proto3" json:"isUtxoIndexed,omitempty"`
 	IsSynced                  bool      `protobuf:"varint,5,opt,name=isSynced,proto3" json:"isSynced,omitempty"`
+	MaxRPCClients             int64     `protobuf:"varint,6,opt,name=maxRPCClients,proto3" json:"maxRPCClients,omitempty"`
+	NumberOfRPCConnections    int64     `protobuf:"varint,7,opt,name=numberOfRPCConnections,proto3" json:"numberOfRPCConnections,omitempty"`
+	MaxP2PClients             int64     `protobuf:"varint,8,opt,name=maxP2PClients,proto3" json:"maxP2PClients,omitempty"`
+	NumberOfP2PConnections    int64     `protobuf:"varint,9,opt,name=numberOfP2PConnections,proto3" json:"numberOfP2PConnections,omitempty"`
+	BanDurationInMilliseconds int64     `protobuf:"varint,10,opt,name=banDurationInMilliseconds,proto3" json:"banDurationInMilliseconds,omitempty"`
+	UptimeInMilliseconds      int64     `protobuf:"varint,11,opt,name=uptimeInMilliseconds,proto3" json:"uptimeInMilliseconds,omitempty"`
 	Error                     *RPCError `protobuf:"bytes,1000,opt,name=error,proto3" json:"error,omitempty"`
 }
 
@@ -5581,6 +5587,48 @@ func (x *GetInfoResponseMessage) GetIsSynced() bool {
 	return false
 }
 
+func (x *GetInfoResponseMessage) GetMaxRPCClients() int64 {
+	if x != nil {
+		return x.MaxRPCClients
+	}
+	return 0
+}
+
+func (x *GetInfoResponseMessage) GetNumberOfRPCConnections() int64 {
+	if x != nil {
+		return x.NumberOfRPCConnections
+	}
+	return 0
+}
+
+func (x *GetInfoResponseMessage) GetMaxP2PClients() int64 {
+	if x != nil {
+		return x.MaxP2PClients
+	}
+	return 0
+}
+
+func (x *GetInfoResponseMessage) GetNumberOfP2PConnections() int64 {
+	if x != nil {
+		return x.NumberOfP2PConnections
+	}
+	return 0
+}
+
+func (x *GetInfoResponseMessage) GetBanDurationInMilliseconds() int64 {
+	if x != nil {
+		return x.BanDurationInMilliseconds
+	}
+	return 0
+}
+
+func (x *GetInfoResponseMessage) GetUptimeInMilliseconds() int64 {
+	if x != nil {
+		return x.UptimeInMilliseconds
+	}
+	return 0
+}
+
 func (x *GetInfoResponseMessage) GetError() *RPCError {
 	if x != nil {
 		return x.Error
@@ -6832,7 +6880,7 @@ var file_rpc_proto_rawDesc = []byte{
 	0x74, 0x6f, 0x77, 0x69, 0x72, 0x65, 0x2e, 0x52, 0x50, 0x43, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x52,
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 	0x6e, 0x73, 0x65, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x70, 0x32,
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@@ -6843,81 +6891,100 @@ var file_rpc_proto_rawDesc = []byte{
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 }
 
 var (

infrastructure/network/netadapter/server/grpcserver/protowire/rpc.proto

@@ -663,6 +663,12 @@ message GetInfoResponseMessage{
   string serverVersion = 3;
   bool isUtxoIndexed = 4;
   bool isSynced = 5;
+  int64 maxRPCClients = 6;
+  int64 numberOfRPCConnections = 7;
+  int64 maxP2PClients = 8;
+  int64 numberOfP2PConnections = 9;
+  int64 banDurationInMilliseconds = 10;
+  int64 uptimeInMilliseconds = 11;
   RPCError error = 1000;
 }
 

infrastructure/network/netadapter/server/grpcserver/protowire/rpc_get_info.go

@@ -30,8 +30,19 @@ func (x *KaspadMessage_GetInfoResponse) fromAppMessage(message *appmessage.GetIn
 		P2PId:         message.P2PID,
 		ServerVersion: message.ServerVersion,
 		MempoolSize:   message.MempoolSize,
+
 		IsUtxoIndexed: message.IsUtxoIndexed,
 		IsSynced:      message.IsSynced,
+
+		MaxRPCClients:          message.MaxRPCClients,
+		NumberOfRPCConnections: message.NumberOfRPCConnections,
+		MaxP2PClients:          message.MaxP2PClients,
+		NumberOfP2PConnections: message.NumberOfP2PConnections,
+
+		BanDurationInMilliseconds: message.BanDurationInMilliseconds,
+
+		UptimeInMilliseconds: message.UptimeInMilliseconds,
+
 		Error: err,
 	}
 	return nil
@@ -55,9 +66,19 @@ func (x *GetInfoResponseMessage) toAppMessage() (appmessage.Message, error) {
 		P2PID:         x.P2PId,
 		MempoolSize:   x.MempoolSize,
 		ServerVersion: x.ServerVersion,
+
 		IsUtxoIndexed: x.IsUtxoIndexed,
 		IsSynced:      x.IsSynced,
 
+		MaxRPCClients:          x.MaxRPCClients,
+		NumberOfRPCConnections: x.NumberOfRPCConnections,
+
+		MaxP2PClients:          x.MaxP2PClients,
+		NumberOfP2PConnections: x.NumberOfP2PConnections,
+
+		BanDurationInMilliseconds: x.BanDurationInMilliseconds,
+		UptimeInMilliseconds:      x.UptimeInMilliseconds,
+
 		Error: rpcErr,
 	}, nil
 }