// Start boots up the Ethereum protocol, starts interacting with the P2P network
// and opens up the IPC based JSOn RPC API for accessing the exposed APIs.
func (g *Geth) Start() error {
// Assemble and start the protocol stack
err := g.stack.Start()
if err != nil {
return err
}
// Attach an IPC endpoint to the stack (this should really have been done by the stack..)
if runtime.GOOS == "windows" {
g.ipcEndpoint = common.DefaultIpcPath()
} else {
g.ipcEndpoint = filepath.Join(g.stack.DataDir(), "geth.ipc")
}
if g.ipcSocket, err = rpc.CreateIPCListener(g.ipcEndpoint); err != nil {
return err
}
// Iterate over all the APIs provided by the stack and expose them
g.ipcServer = rpc.NewServer()
for _, api := range g.stack.APIs() {
log15.Debug("Exposing/extending API...", "namespace", api.Namespace, "runner", fmt.Sprintf("%T", api.Service))
g.ipcServer.RegisterName(api.Namespace, api.Service)
}
log15.Info("Starting IPC listener...", "endpoint", g.ipcEndpoint)
go g.handleIPC()
return nil
}
func IPCSocketPath(ctx *cli.Context) (ipcpath string) {
if runtime.GOOS == "windows" {
ipcpath = common.DefaultIpcPath()
if ctx.GlobalIsSet(IPCPathFlag.Name) {
ipcpath = ctx.GlobalString(IPCPathFlag.Name)
}
} else {
ipcpath = common.DefaultIpcPath()
if ctx.GlobalIsSet(DataDirFlag.Name) {
ipcpath = filepath.Join(ctx.GlobalString(DataDirFlag.Name), "geth.ipc")
}
if ctx.GlobalIsSet(IPCPathFlag.Name) {
ipcpath = ctx.GlobalString(IPCPathFlag.Name)
}
}
return
}
Usage: "API's offered over the HTTP-RPC interface",
Value: rpc.DefaultHttpRpcApis,
}
IPCDisabledFlag = cli.BoolFlag{
Name: "ipcdisable",
Usage: "Disable the IPC-RPC server",
}
IPCApiFlag = cli.StringFlag{
Name: "ipcapi",
Usage: "API's offered over the IPC-RPC interface",
Value: rpc.DefaultIpcApis,
}
IPCPathFlag = DirectoryFlag{
Name: "ipcpath",
Usage: "Filename for IPC socket/pipe",
Value: DirectoryString{common.DefaultIpcPath()},
}
WSEnabledFlag = cli.BoolFlag{
Name: "ws",
Usage: "Enable the WS-RPC server",
}
WSListenAddrFlag = cli.StringFlag{
Name: "wsaddr",
Usage: "WS-RPC server listening interface",
Value: "127.0.0.1",
}
WSPortFlag = cli.IntFlag{
Name: "wsport",
Usage: "WS-RPC server listening port",
Value: 8546,
}