./mapserver -createconfig

server/main.go

@@ -52,6 +52,11 @@ func main() {
 		panic(err)
 	}
 
+	//exit after creating the config
+	if p.CreateConfig {
+		return
+	}
+
 	//setup app context
 	ctx := app.Setup(p, cfg)
 

server/params/params.go

@@ -5,9 +5,10 @@ import (
 )
 
 type ParamsType struct {
-	Help    bool
-	Version bool
-	Debug   bool
+	Help         bool
+	Version      bool
+	Debug        bool
+	CreateConfig bool
 }
 
 func Parse() ParamsType {
@@ -16,6 +17,7 @@ func Parse() ParamsType {
 	flag.BoolVar(&(params.Help), "help", false, "Show help")
 	flag.BoolVar(&(params.Version), "version", false, "Show version")
 	flag.BoolVar(&(params.Debug), "debug", false, "enable debug log")
+	flag.BoolVar(&(params.CreateConfig), "createconfig", false, "creates a config and exits")
 	flag.Parse()
 
 	return params