550b1798a1
Merge in DNS/adguard-home from 3457-darwin-svc-reload to master Closes #3457. Squashed commit of the following: commit e3d6fbccf8373194360b6480e2d702ccd0ec7107 Author: Eugene Burkov <e.burkov@adguard.com> Date: Wed Aug 18 00:52:39 2021 +0300 aghos: imp docs commit 220d37ebc1e0c2e9ba37a34650bff1480bd2fcf6 Author: Eugene Burkov <e.burkov@adguard.com> Date: Tue Aug 17 15:45:52 2021 +0300 all: fix ps
46 lines
925 B
Go
46 lines
925 B
Go
//go:build linux
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// +build linux
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package aghos
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import (
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"io"
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"os"
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"syscall"
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"github.com/AdguardTeam/golibs/stringutil"
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)
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func setRlimit(val uint64) (err error) {
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var rlim syscall.Rlimit
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rlim.Max = val
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rlim.Cur = val
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return syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rlim)
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}
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func haveAdminRights() (bool, error) {
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// The error is nil because the platform-independent function signature
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// requires returning an error.
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return os.Getuid() == 0, nil
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}
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func isOpenWrt() (ok bool) {
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var err error
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ok, err = FileWalker(func(r io.Reader) (_ []string, cont bool, err error) {
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const osNameData = "openwrt"
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// This use of ReadAll is now safe, because FileWalker's Walk()
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// have limited r.
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var data []byte
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data, err = io.ReadAll(r)
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if err != nil {
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return nil, false, err
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}
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return nil, !stringutil.ContainsFold(string(data), osNameData), nil
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}).Walk("/etc/*release*")
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return err == nil && ok
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}
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