Initial commit

cmd/controller-manager/controller-manager.go

@@ -0,0 +1,87 @@
+/*
+Copyright 2019 The KubeSphere authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"flag"
+	"os"
+
+	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+	"sigs.k8s.io/controller-runtime/pkg/client/config"
+	"sigs.k8s.io/controller-runtime/pkg/manager"
+	logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+	"sigs.k8s.io/controller-runtime/pkg/runtime/signals"
+
+	"kubesphere.io/kubesphere/pkg/apis"
+	"kubesphere.io/kubesphere/pkg/controller"
+	"kubesphere.io/kubesphere/pkg/webhook"
+)
+
+func main() {
+	var metricsAddr string
+	flag.StringVar(&metricsAddr, "metrics-addr", ":8080", "The address the metric endpoint binds to.")
+	flag.Parse()
+	logf.SetLogger(logf.ZapLogger(false))
+	log := logf.Log.WithName("entrypoint")
+
+	// Get a config to talk to the apiserver
+	log.Info("setting up client for manager")
+	cfg, err := config.GetConfig()
+	if err != nil {
+		log.Error(err, "unable to set up client config")
+		os.Exit(1)
+	}
+
+	// Create a new Cmd to provide shared dependencies and start components
+	log.Info("setting up manager")
+	mgr, err := manager.New(cfg, manager.Options{})
+	if err != nil {
+		log.Error(err, "unable to set up overall controller manager")
+		os.Exit(1)
+	}
+
+	log.Info("Registering Components.")
+
+	// Setup Scheme for all resources
+	log.Info("setting up scheme")
+	if err := apis.AddToScheme(mgr.GetScheme()); err != nil {
+		log.Error(err, "unable add APIs to scheme")
+		os.Exit(1)
+	}
+
+	// Setup all Controllers
+	log.Info("Setting up controller")
+	if err := controller.AddToManager(mgr); err != nil {
+		log.Error(err, "unable to register controllers to the manager")
+		os.Exit(1)
+	}
+
+	log.Info("setting up webhooks")
+	if err := webhook.AddToManager(mgr); err != nil {
+		log.Error(err, "unable to register webhooks to the manager")
+		os.Exit(1)
+	}
+
+	controller.Run(signals.SetupSignalHandler())
+
+	// Start the Cmd
+	log.Info("Starting the Cmd.")
+	if err := mgr.Start(signals.SetupSignalHandler()); err != nil {
+		log.Error(err, "unable to run the manager")
+		os.Exit(1)
+	}
+}