// This function returns a properly configured ErisDb server process with a running
// tendermint node attached to it. To start listening for incoming requests, call
// 'Start()' on the process. Make sure to register any start event listeners before
// that.
func ServeErisDB(workDir string) (*server.ServeProcess, error) {
log.Info("ErisDB Serve initializing.")
errEns := EnsureDir(workDir)
if errEns != nil {
return nil, errEns
}
var sConf *server.ServerConfig
sConfPath := path.Join(workDir, "server_conf.toml")
if !FileExists(sConfPath) {
log.Info("No server configuration, using default.")
log.Info("Writing to: " + sConfPath)
sConf = server.DefaultServerConfig()
errW := server.WriteServerConfig(sConfPath, sConf)
if errW != nil {
panic(errW)
}
} else {
var errRSC error
sConf, errRSC = server.ReadServerConfig(sConfPath)
if errRSC != nil {
log.Error("Server config file error.", "error", errRSC.Error())
}
}
// Get tendermint configuration
tmConfig = tmcfg.GetConfig(workDir)
tmConfig.Set("version", TENDERMINT_VERSION)
cfg.ApplyConfig(tmConfig) // Notify modules of new config
// Set the node up.
nodeRd := make(chan struct{})
nd := node.NewNode()
// Load the supporting objects.
pipe := ep.NewPipe(nd)
codec := &TCodec{}
evtSubs := NewEventSubscriptions(pipe.Events())
// The services.
tmwss := NewErisDbWsService(codec, pipe)
tmjs := NewErisDbJsonService(codec, pipe, evtSubs)
// The servers.
jsonServer := NewJsonRpcServer(tmjs)
restServer := NewRestServer(codec, pipe, evtSubs)
wsServer := server.NewWebSocketServer(sConf.WebSocket.MaxWebSocketSessions, tmwss)
// Create a server process.
proc := server.NewServeProcess(sConf, jsonServer, restServer, wsServer)
stopChan := proc.StopEventChannel()
go startNode(nd, nodeRd, stopChan)
<-nodeRd
return proc, nil
}
// create a new node and sleep forever
func newNode(ready chan struct{}) {
// Create & start node
node = nm.NewNode()
l := p2p.NewDefaultListener("tcp", config.GetString("node_laddr"))
node.AddListener(l)
node.Start()
// Run the RPC server.
node.StartRPC()
ready <- struct{}{}
// Sleep forever
ch := make(chan struct{})
<-ch
}
// This function returns a properly configured ErisDb server process with a running
// tendermint node attached to it. To start listening for incoming requests, call
// 'Start()' on the process. Make sure to register any start event listeners before
// that.
func ServeErisDB(workDir string) (*server.ServeProcess, error) {
log.Info("ErisDB Serve initializing.")
errEns := EnsureDir(workDir)
if errEns != nil {
return nil, errEns
}
var sConf *server.ServerConfig
sConfPath := path.Join(workDir, "server_conf.toml")
if !FileExists(sConfPath) {
log.Info("No server configuration, using default.")
log.Info("Writing to: " + sConfPath)
sConf = server.DefaultServerConfig()
errW := server.WriteServerConfig(sConfPath, sConf)
if errW != nil {
panic(errW)
}
} else {
var errRSC error
sConf, errRSC = server.ReadServerConfig(sConfPath)
if errRSC != nil {
log.Error("Server config file error.", "error", errRSC.Error())
}
}
// Get tendermint configuration
tmConfig = tmcfg.GetConfig(workDir)
tmConfig.Set("version", node.Version)
cfg.ApplyConfig(tmConfig) // Notify modules of new config
// load the priv validator
privVal := types.LoadPrivValidator(tmConfig.GetString("priv_validator_file"))
// possibly set the signer to use eris-keys
signerCfg := tmConfig.GetString("signer")
if !(signerCfg == "default" || signerCfg == "") {
spl := strings.Split(signerCfg, ":")
if len(spl) != 2 {
panic(`"signer" field in config.toml should be "default" or "ERIS_KEYS_HOST:ERIS_KEYS_PORT"`)
}
// TODO: if a privKey is found in the privVal, warn the user that we want to import it to eris-keys and delete it
host := signerCfg
addr := hex.EncodeToString(privVal.Address)
signer := NewErisSigner(host, addr)
privVal.SetSigner(signer)
}
// Set the node up.
nodeRd := make(chan struct{})
nd := node.NewNode(privVal)
// Load the supporting objects.
pipe := ep.NewPipe(nd)
codec := &TCodec{}
evtSubs := NewEventSubscriptions(pipe.Events())
// The services.
tmwss := NewErisDbWsService(codec, pipe)
tmjs := NewErisDbJsonService(codec, pipe, evtSubs)
// The servers.
jsonServer := NewJsonRpcServer(tmjs)
restServer := NewRestServer(codec, pipe, evtSubs)
wsServer := server.NewWebSocketServer(sConf.WebSocket.MaxWebSocketSessions, tmwss)
// Create a server process.
proc := server.NewServeProcess(sConf, jsonServer, restServer, wsServer)
stopChan := proc.StopEventChannel()
go startNode(nd, nodeRd, stopChan)
<-nodeRd
return proc, nil
}