refactor to go-restful

cmd/dkl-local-server/ws-clusters.go

@@ -0,0 +1,63 @@
+package main
+
+import (
+	"log"
+
+	restful "github.com/emicklei/go-restful"
+	"novit.nc/direktil/pkg/localconfig"
+)
+
+func wsListClusters(req *restful.Request, resp *restful.Response) {
+	cfg := wsReadConfig(resp)
+	if cfg == nil {
+		return
+	}
+
+	clusterNames := make([]string, len(cfg.Clusters))
+	for i, cluster := range cfg.Clusters {
+		clusterNames[i] = cluster.Name
+	}
+
+	resp.WriteEntity(clusterNames)
+}
+
+func wsReadCluster(req *restful.Request, resp *restful.Response) (cluster *localconfig.Cluster) {
+	clusterName := req.PathParameter("cluster-name")
+
+	cfg := wsReadConfig(resp)
+	if cfg == nil {
+		return
+	}
+
+	cluster = cfg.Cluster(clusterName)
+	if cluster == nil {
+		wsNotFound(req, resp)
+		return
+	}
+
+	return
+}
+
+func wsCluster(req *restful.Request, resp *restful.Response) {
+	cluster := wsReadCluster(req, resp)
+	if cluster == nil {
+		return
+	}
+
+	resp.WriteEntity(cluster)
+}
+
+func wsClusterAddons(req *restful.Request, resp *restful.Response) {
+	cluster := wsReadCluster(req, resp)
+	if cluster == nil {
+		return
+	}
+
+	if len(cluster.Addons) == 0 {
+		log.Printf("cluster %q has no addons defined", cluster.Name)
+		wsNotFound(req, resp)
+		return
+	}
+
+	resp.Write([]byte(cluster.Addons))
+}