Merge pull request #27 from nihn/introduce-realm-concept

Add Realm concept to Nixy.

marathon.go

@@ -241,6 +241,9 @@ func syncApps(jsonapps *MarathonApps) bool {
 	apps := make(map[string]App)
 	for _, app := range jsonapps.Apps {
 		var newapp = App{}
+		if config.Realm != "" && app.Labels["NIXY_REALM"] != config.Realm {
+			continue
+		}
 		for _, task := range app.Tasks {
 			// lets skip tasks that does not expose any ports.
 			if len(task.Ports) == 0 {

nixy.go

@@ -43,6 +43,7 @@ type App struct {
 type Config struct {
 	sync.RWMutex
 	Xproxy             string
+	Realm              string
 	Port               string   `json:"-"`
 	Marathon           []string `json:"-"`
 	User               string   `json:"-"`

nixy.toml

@@ -6,6 +6,9 @@ xproxy = ""
 marathon = ["http://example01:8080", "http://example02:8080"] # add all HA cluster nodes in priority order.
 user = "" # leave empty if no auth is required.
 pass = ""
+# Nixy realm, set this if you want to be able to filter your apps (e.g. when you have different loadbalancers which should expose different apps)
+# You will also need to set "NIXY_REALM" label at your app to be included in generated conf
+realm = ""
 # Nginx
 nginx_config = "/etc/nginx/nginx.conf"
 nginx_template = "/etc/nginx/nginx.tmpl"