Added (untested) fix for possibly spurious IPC crash condition.

sgfw/ipc.go

@@ -337,12 +337,7 @@ const OzSocketName = "@oz-control"
 
 var bSockName = OzSocketName
 
-var messageFactory = ipc.NewMsgFactory(
+func init() {
-	new(ListProxiesMsg),
-	new(ListProxiesResp),
-)
-
-func clientConnect() (*ipc.MsgConn, error) {
 	bSockName = os.Getenv("SOCKET_NAME")
 
 	if bSockName != "" {
@@ -356,7 +351,14 @@ func clientConnect() (*ipc.MsgConn, error) {
 	} else {
 		bSockName = OzSocketName
 	}
+}
 
+var messageFactory = ipc.NewMsgFactory(
+	new(ListProxiesMsg),
+	new(ListProxiesResp),
+)
+
+func clientConnect() (*ipc.MsgConn, error) {
 	return ipc.Connect(bSockName, messageFactory, nil)
 }
 

sgfw/rules.go

@@ -248,7 +248,7 @@ func (r *Rule) parse(s string) bool {
 	r.saddr = nil
 	parts := strings.Split(s, "|")
 	if len(parts) < 4 || len(parts) > 6 {
-		log.Notice("invalid number ", len(parts), " of rule parts in line ", s)
+		log.Notice("Error: invalid number ", len(parts), " of rule parts in line ", s)
 		return false
 	}
 	if parts[2] == "SYSTEM" {
@@ -276,7 +276,7 @@ func (r *Rule) parse(s string) bool {
 		r.saddr = net.ParseIP(parts[5])
 
 		if r.saddr == nil {
-			log.Notice("invalid source IP ", parts[5], " in line ", s)
+			log.Notice("Error: invalid source IP ", parts[5], " in line ", s)
 			return false
 		}