github.com/sberex/go-sberex@v1.8.2-0.20181113200658-ed96ac38f7d7/rpc/ipc.go (about) 1 // This file is part of the go-sberex library. The go-sberex library is 2 // free software: you can redistribute it and/or modify it under the terms 3 // of the GNU Lesser General Public License as published by the Free 4 // Software Foundation, either version 3 of the License, or (at your option) 5 // any later version. 6 // 7 // The go-sberex library is distributed in the hope that it will be useful, 8 // but WITHOUT ANY WARRANTY; without even the implied warranty of 9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser 10 // General Public License <http://www.gnu.org/licenses/> for more details. 11 12 package rpc 13 14 import ( 15 "context" 16 "fmt" 17 "net" 18 19 "github.com/Sberex/go-sberex/log" 20 ) 21 22 // CreateIPCListener creates an listener, on Unix platforms this is a unix socket, on 23 // Windows this is a named pipe 24 func CreateIPCListener(endpoint string) (net.Listener, error) { 25 return ipcListen(endpoint) 26 } 27 28 // ServeListener accepts connections on l, serving JSON-RPC on them. 29 func (srv *Server) ServeListener(l net.Listener) error { 30 for { 31 conn, err := l.Accept() 32 if err != nil { 33 return err 34 } 35 log.Trace(fmt.Sprint("accepted conn", conn.RemoteAddr())) 36 go srv.ServeCodec(NewJSONCodec(conn), OptionMethodInvocation|OptionSubscriptions) 37 } 38 } 39 40 // DialIPC create a new IPC client that connects to the given endpoint. On Unix it assumes 41 // the endpoint is the full path to a unix socket, and Windows the endpoint is an 42 // identifier for a named pipe. 43 // 44 // The context is used for the initial connection establishment. It does not 45 // affect subsequent interactions with the client. 46 func DialIPC(ctx context.Context, endpoint string) (*Client, error) { 47 return newClient(ctx, func(ctx context.Context) (net.Conn, error) { 48 return newIPCConnection(ctx, endpoint) 49 }) 50 }