mirror of
https://github.com/AdguardTeam/AdGuardHome.git
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c70f941bf8
Merge in DNS/adguard-home from 2846-cover-aghnet-vol.4 to master Updates #2846. Squashed commit of the following: commit 576ef857628a403ce1478c10a4aad23985c09613 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Mar 31 19:38:57 2022 +0300 aghnet: imp code commit 5b4b17ff52867aaab2c9d30a0fc7fc2fe31ff4d5 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Mar 31 14:58:34 2022 +0300 aghnet: imp coverage
55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
//go:build freebsd
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// +build freebsd
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package aghnet
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import (
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"bufio"
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"fmt"
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"io"
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"net"
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"strings"
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"github.com/AdguardTeam/AdGuardHome/internal/aghos"
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)
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func ifaceHasStaticIP(ifaceName string) (ok bool, err error) {
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const rcConfFilename = "etc/rc.conf"
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walker := aghos.FileWalker(interfaceName(ifaceName).rcConfStaticConfig)
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return walker.Walk(rootDirFS, rcConfFilename)
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}
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// rcConfStaticConfig checks if the interface is configured by /etc/rc.conf to
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// have a static IP.
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func (n interfaceName) rcConfStaticConfig(r io.Reader) (_ []string, cont bool, err error) {
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s := bufio.NewScanner(r)
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for pref := fmt.Sprintf("ifconfig_%s=", n); s.Scan(); {
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line := strings.TrimSpace(s.Text())
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if !strings.HasPrefix(line, pref) {
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continue
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}
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cfgLeft, cfgRight := len(pref)+1, len(line)-1
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if cfgLeft >= cfgRight {
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continue
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}
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// TODO(e.burkov): Expand the check to cover possible
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// configurations from man rc.conf(5).
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fields := strings.Fields(line[cfgLeft:cfgRight])
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if len(fields) >= 2 &&
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strings.EqualFold(fields[0], "inet") &&
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net.ParseIP(fields[1]) != nil {
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return nil, false, s.Err()
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}
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}
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return nil, true, s.Err()
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}
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func ifaceSetStaticIP(string) (err error) {
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return aghos.Unsupported("setting static ip")
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}
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