Integrate PrivValidator socket server

config/config.go

@@ -20,9 +20,11 @@ var (
 
 	defaultConfigFileName  = "config.toml"
 	defaultGenesisJSONName = "genesis.json"
-	defaultPrivValName     = "priv_validator.json"
-	defaultNodeKeyName     = "node_key.json"
-	defaultAddrBookName    = "addrbook.json"
+
+	defaultPrivValName    = "priv_validator.json"
+	defaultPrivValMaxConn = 3
+	defaultNodeKeyName    = "node_key.json"
+	defaultAddrBookName   = "addrbook.json"
 
 	defaultConfigFilePath  = filepath.Join(defaultConfigDir, defaultConfigFileName)
 	defaultGenesisJSONPath = filepath.Join(defaultConfigDir, defaultGenesisJSONName)
@@ -106,6 +108,9 @@ type BaseConfig struct {
 	// TCP or UNIX socket address of the PrivValidator server
 	PrivValidatorAddr string `mapstructure:"priv_validator_addr"`
 
+	// Limit of concurrent connections to the PrivValidator.
+	PrivValidatorMaxConn int `mapstructure:"priv_validator_max_conn"`
+
 	// TCP or UNIX socket address of the ABCI application,
 	// or the name of an ABCI application compiled in with the Tendermint binary
 	ProxyApp string `mapstructure:"proxy_app"`
@@ -142,18 +147,19 @@ func (c BaseConfig) ChainID() string {
 // DefaultBaseConfig returns a default base configuration for a Tendermint node
 func DefaultBaseConfig() BaseConfig {
 	return BaseConfig{
-		Genesis:           defaultGenesisJSONPath,
-		PrivValidator:     defaultPrivValPath,
-		NodeKey:           defaultNodeKeyPath,
-		Moniker:           defaultMoniker,
-		ProxyApp:          "tcp://127.0.0.1:46658",
-		ABCI:              "socket",
-		LogLevel:          DefaultPackageLogLevels(),
-		ProfListenAddress: "",
-		FastSync:          true,
-		FilterPeers:       false,
-		DBBackend:         "leveldb",
-		DBPath:            "data",
+		Genesis:              defaultGenesisJSONPath,
+		PrivValidator:        defaultPrivValPath,
+		PrivValidatorMaxConn: defaultPrivValMaxConn,
+		NodeKey:              defaultNodeKeyPath,
+		Moniker:              defaultMoniker,
+		ProxyApp:             "tcp://127.0.0.1:46658",
+		ABCI:                 "socket",
+		LogLevel:             DefaultPackageLogLevels(),
+		ProfListenAddress:    "",
+		FastSync:             true,
+		FilterPeers:          false,
+		DBBackend:            "leveldb",
+		DBPath:               "data",
 	}
 }