54 lines
1016 B
Go
54 lines
1016 B
Go
// Copyright (c) 2021 AUTHORS All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package peercred
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
"strconv"
|
|
|
|
"golang.org/x/sys/unix"
|
|
)
|
|
|
|
func init() {
|
|
osGet = getSolaris
|
|
}
|
|
|
|
func getSolaris(c net.Conn) (*Creds, error) {
|
|
switch c := c.(type) {
|
|
case *net.UnixConn:
|
|
return getUnix(c)
|
|
case *net.TCPConn:
|
|
// TODO: Need ideas
|
|
}
|
|
return nil, ErrUnsupportedConnType
|
|
}
|
|
|
|
func getUnix(c *net.UnixConn) (*Creds, error) {
|
|
raw, err := c.SyscallConn()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("SyscallConn: %w", err)
|
|
}
|
|
|
|
var creds *unix.Ucred
|
|
cerr := raw.Control(func(fd uintptr) {
|
|
creds, err = unix.GetPeerUcred(fd)
|
|
if err != nil {
|
|
err = fmt.Errorf("unix.GetPeerUcred: %w", err)
|
|
return
|
|
}
|
|
})
|
|
if cerr != nil {
|
|
return nil, fmt.Errorf("raw.Control: %w", cerr)
|
|
}
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &Creds{
|
|
pid: creds.Getpid(),
|
|
uid: strconv.FormatUint(uint64(creds.Geteuid()), 10),
|
|
}, nil
|
|
}
|