wip: migrate to mono-repo. SPN has already been moved to spn/

service/nameserver/config.go

@@ -0,0 +1,60 @@
+package nameserver
+
+import (
+	"flag"
+	"runtime"
+
+	"github.com/safing/portbase/config"
+	"github.com/safing/portmaster/service/core"
+)
+
+// CfgDefaultNameserverAddressKey is the config key for the listen address..
+const CfgDefaultNameserverAddressKey = "dns/listenAddress"
+
+var (
+	defaultNameserverAddress = "localhost:53"
+	nameserverAddress        string
+	nameserverAddressConfig  config.StringOption
+
+	networkServiceMode config.BoolOption
+)
+
+func init() {
+	// On Windows, packets are redirected to the same interface.
+	if runtime.GOOS == "windows" {
+		defaultNameserverAddress = "0.0.0.0:53"
+	}
+
+	flag.StringVar(
+		&nameserverAddress,
+		"nameserver-address",
+		defaultNameserverAddress,
+		"set default nameserver address; configuration is stronger",
+	)
+}
+
+func registerConfig() error {
+	err := config.Register(&config.Option{
+		Name:            "Internal DNS Server Listen Address",
+		Key:             CfgDefaultNameserverAddressKey,
+		Description:     "Defines the IP address and port on which the internal DNS Server listens.",
+		OptType:         config.OptTypeString,
+		ExpertiseLevel:  config.ExpertiseLevelDeveloper,
+		ReleaseLevel:    config.ReleaseLevelStable,
+		DefaultValue:    nameserverAddress,
+		ValidationRegex: "^(localhost|[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}|\\[[:0-9A-Fa-f]+\\]):[0-9]{1,5}$",
+		RequiresRestart: true,
+		Annotations: config.Annotations{
+			config.DisplayOrderAnnotation: 514,
+			config.CategoryAnnotation:     "Development",
+		},
+	})
+	if err != nil {
+		return err
+	}
+	nameserverAddressConfig = config.GetAsString(CfgDefaultNameserverAddressKey, nameserverAddress)
+
+	networkServiceMode = config.Concurrent.GetAsBool(core.CfgNetworkServiceKey, false)
+
+	return nil
+}