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Frank Denis 2025-01-10 23:30:41 +01:00
parent 65ada71a34
commit 08fc560129
1 changed files with 7 additions and 6 deletions
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13
dnscrypt-proxy/plugin_forward.go
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@ -123,16 +123,16 @@ func (plugin *PluginForward) Init(proxy *Proxy) error {
} }
if requiresDHCP { if requiresDHCP {
if len(proxy.userName) > 0 { if len(proxy.userName) > 0 {
dlog.Warn("DHCP/DNS detection may not work when `user_name` is set or when starting as a non-root user") dlog.Warn("DHCP/DNS detection may not work when 'user_name' is set or when starting as a non-root user")
} }
if proxy.SourceIPv6 { if proxy.SourceIPv6 {
dlog.Info("Starting a DHCP/DNS detector for IPv6") dlog.Notice("Starting a DHCP/DNS detector for IPv6")
d6 := &dhcpdns.Detector{RemoteIPPort: "[2001:DB8::53]:80"} d6 := &dhcpdns.Detector{RemoteIPPort: "[2001:DB8::53]:80"}
go d6.Serve(9, 10) go d6.Serve(9, 10)
plugin.dhcpdns = append(plugin.dhcpdns, d6) plugin.dhcpdns = append(plugin.dhcpdns, d6)
} }
if proxy.SourceIPv4 { if proxy.SourceIPv4 {
dlog.Info("Starting a DHCP/DNS detector for IPv4") dlog.Notice("Starting a DHCP/DNS detector for IPv4")
d4 := &dhcpdns.Detector{RemoteIPPort: "192.0.2.53:80"} d4 := &dhcpdns.Detector{RemoteIPPort: "192.0.2.53:80"}
go d4.Serve(9, 10) go d4.Serve(9, 10)
plugin.dhcpdns = append(plugin.dhcpdns, d4) plugin.dhcpdns = append(plugin.dhcpdns, d4)
@ -188,15 +188,16 @@ func (plugin *PluginForward) Eval(pluginsState *PluginsState, msg *dns.Msg) erro
for _, dhcpdns := range plugin.dhcpdns { for _, dhcpdns := range plugin.dhcpdns {
inconsistency, ip, dhcpDNS, err := dhcpdns.Status() inconsistency, ip, dhcpDNS, err := dhcpdns.Status()
if err != nil && ip != "" && inconsistency > maxInconsistency { if err != nil && ip != "" && inconsistency > maxInconsistency {
dhcpDNS = nil dlog.Infof("No response from the DHCP server while resolving [%s]", qName)
continue
} }
if len(dhcpDNS) > 0 { if dhcpDNS != nil && len(dhcpDNS) > 0 {
server = net.JoinHostPort(dhcpDNS[rand.Intn(len(dhcpDNS))].String(), "53") server = net.JoinHostPort(dhcpDNS[rand.Intn(len(dhcpDNS))].String(), "53")
break break
} }
} }
if len(server) == 0 { if len(server) == 0 {
dlog.Warn("DHCP didn't provide any DNS server") dlog.Infof("DHCP didn't provide any DNS server to forward [%s]", qName)
continue continue
} }
} }