Added licence.

backend/backend.go

@@ -576,3 +576,5 @@ func (b *Backend) Lookup(qname string) (rrs []dns.RR, err error) {
   btx.qname = qname
   return btx.Do()
 }
+
+// © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later

main.go

@@ -1,6 +1,7 @@
 package main
 import "github.com/hlandau/degoutils/config"
 import "github.com/hlandau/degoutils/log"
+import "github.com/hlandau/degoutils/daemon"
 import "github.com/hlandau/ncdns/server"
 
 func main() {
@@ -10,8 +11,22 @@ func main() {
     ConfigFilePaths: []string { "etc/ncdns.conf", "/etc/ncdns/ncdns.conf", },
   }
   config.ParseFatal(&cfg)
+
+  err := daemon.Init()
+  log.Fatale(err)
+
+  if cfg.Daemonize {
+    err := daemon.Daemonize()
+    log.Fatale(err)
+  }
+
+  err = daemon.DropPrivileges(cfg.UID, cfg.GID)
+  log.Fatale(err, "can't drop privileges")
+
   s, err := server.NewServer(&cfg)
   log.Fatale(err)
 
   s.Run()
 }
+
+// © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later

namecoin/extratypes/extratypes.go

@@ -63,3 +63,5 @@ func replyParser(m json.RawMessage) (interface{}, error) {
 func init() {
   btcjson.RegisterCustomCmd("name_show", nil, replyParser, "name_show <name>")
 }
+
+// © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later

namecoin/namecoin.go

@@ -77,4 +77,4 @@ func (nc *NamecoinConn) Query(name string) (v string, err error) {
   }
 }
 
-// © 2014 Hugo Landau <hlandau@devever.net>      GPLv3 or later
+// © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later

server/server.go

@@ -31,6 +31,10 @@ type ServerConfig struct {
   CacheMaxEntries     int    `default:"1000" usage:"Maximum name cache entries"`
   SelfName            string `default:"" usage:"Canonical name for this nameserver (default: autogenerated psuedo-hostname resolving to SelfIP; SelfIP is not used if this is set)"`
   SelfIP              string `default:"127.127.127.127" usage:"The canonical IP address for this service"`
+
+  Daemonize bool `default:"false" usage:"Daemonize (doesn't fork)"`
+  UID       int  `default:"0" usage:"UID to drop privileges to if run as root"`
+  GID       int  `default:"0" usage:"GID to drop privileges to if run as root"`
 }
 
 func NewServer(cfg *ServerConfig) (s *Server, err error) {

util/util.go

@@ -13,3 +13,5 @@ func SplitDomainHead(name string) (head string, rest string, err error) {
 
   return
 }
+
+// © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later