// 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
}
func CreateTempWorkDir(privValidator *types.PrivValidator, genesis *stypes.GenesisDoc, folderName string) (string, error) {
workDir := path.Join(os.TempDir(), folderName)
os.RemoveAll(workDir)
errED := EnsureDir(workDir)
if errED != nil {
return "", errED
}
cfgName := path.Join(workDir, "config.toml")
scName := path.Join(workDir, "server_conf.toml")
pvName := path.Join(workDir, "priv_validator.json")
genesisName := path.Join(workDir, "genesis.json")
// Write config.
errCFG := files.WriteFileRW(cfgName, []byte(TendermintConfigDefault))
if errCFG != nil {
return "", errCFG
}
fmt.Printf("File written: %s\n.", cfgName)
// Write validator.
errPV := writeJSON(pvName, privValidator)
if errPV != nil {
return "", errPV
}
fmt.Printf("File written: %s\n.", pvName)
// Write genesis
errG := writeJSON(genesisName, genesis)
if errG != nil {
return "", errG
}
fmt.Printf("File written: %s\n.", genesisName)
// Write server config.
errWC := server.WriteServerConfig(scName, server.DefaultServerConfig())
if errWC != nil {
return "", errWC
}
fmt.Printf("File written: %s\n.", scName)
return workDir, nil
}
// Creates a temp folder for the tendermint/erisdb node to run in.
// Folder name is port based, so port=1337 meens folder="testnode1337"
// Old folders are cleared out. before creating them, and the server will
// clean out all of this servers workdir (defaults to ~/.edbservers) when
// starting and when stopping.
func (this *ServerManager) createWorkDir(data *RequestData, config *server.ServerConfig, folderName string) (string, error) {
workDir := path.Join(this.baseDir, folderName)
os.RemoveAll(workDir)
errED := EnsureDir(workDir)
if errED != nil {
return "", errED
}
cfgName := path.Join(workDir, "config.toml")
scName := path.Join(workDir, "server_conf.toml")
pvName := path.Join(workDir, "priv_validator.json")
genesisName := path.Join(workDir, "genesis.json")
// Write config.
errCFG := files.WriteFileRW(cfgName, []byte(TendermintConfigDefault))
if errCFG != nil {
return "", errCFG
}
log.Info("File written.", "name", cfgName)
// Write validator.
errPV := writeJSON(pvName, data.PrivValidator)
if errPV != nil {
return "", errPV
}
log.Info("File written.", "name", pvName)
// Write genesis
errG := writeJSON(genesisName, data.Genesis)
if errG != nil {
return "", errG
}
log.Info("File written.", "name", genesisName)
// Write server config.
errWC := server.WriteServerConfig(scName, config)
if errWC != nil {
return "", errWC
}
log.Info("File written.", "name", scName)
return workDir, nil
}
// 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
}