You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.7 KiB
54 lines
1.7 KiB
// Copyright 2015 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
//go:build darwin || dragonfly || freebsd || linux || nacl || netbsd || openbsd || solaris
|
|
|
|
package rpc
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net"
|
|
"os"
|
|
"path/filepath"
|
|
|
|
"github.com/ethereum/go-ethereum/log"
|
|
)
|
|
|
|
// ipcListen will create a Unix socket on the given endpoint.
|
|
func ipcListen(endpoint string) (net.Listener, error) {
|
|
if len(endpoint) > int(max_path_size) {
|
|
log.Warn(fmt.Sprintf("The ipc endpoint is longer than %d characters. ", max_path_size),
|
|
"endpoint", endpoint)
|
|
}
|
|
|
|
// Ensure the IPC path exists and remove any previous leftover
|
|
if err := os.MkdirAll(filepath.Dir(endpoint), 0751); err != nil {
|
|
return nil, err
|
|
}
|
|
os.Remove(endpoint)
|
|
l, err := net.Listen("unix", endpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
os.Chmod(endpoint, 0600)
|
|
return l, nil
|
|
}
|
|
|
|
// newIPCConnection will connect to a Unix socket on the given endpoint.
|
|
func newIPCConnection(ctx context.Context, endpoint string) (net.Conn, error) {
|
|
return new(net.Dialer).DialContext(ctx, "unix", endpoint)
|
|
}
|
|
|