AdGuardHome/internal/sysutil/os_unix.go
Eugene Burkov 641db73a86 Pull request: 2231 autoupdate
Merge in DNS/adguard-home from 2231-autoupdate to master

Updates #2231.

Squashed commit of the following:

commit 4ee9148ee7a38f2759898302a2109aa982fb4ee9
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Mon Nov 30 19:08:14 2020 +0300

    sysutil: provide os-independent interface

commit 778097c5fdeb1dec94f4cfc6443d08f92d9db0ba
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Mon Nov 30 16:40:33 2020 +0300

    all: add sysutil package
2020-11-30 19:23:14 +03:00

32 lines
608 B
Go

//+build aix darwin dragonfly netbsd openbsd solaris
package sysutil
import (
"os"
"syscall"
"github.com/AdguardTeam/golibs/log"
)
func canBindPrivilegedPorts() (can bool, err error) {
return HaveAdminRights()
}
func setRlimit(val uint) {
var rlim syscall.Rlimit
rlim.Max = uint64(val)
rlim.Cur = uint64(val)
err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rlim)
if err != nil {
log.Error("Setrlimit() failed: %v", err)
}
}
func haveAdminRights() (bool, error) {
return os.Getuid() == 0, nil
}
func sendProcessSignal(pid int, sig syscall.Signal) error {
return syscall.Kill(pid, sig)
}