135 lines
3.6 KiB
Go
135 lines
3.6 KiB
Go
//
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// Copyright (c) 2012-2019 Red Hat, Inc.
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// This program and the accompanying materials are made
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// available under the terms of the Eclipse Public License 2.0
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// which is available at https://www.eclipse.org/legal/epl-2.0/
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//
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// SPDX-License-Identifier: EPL-2.0
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//
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// Contributors:
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// Red Hat, Inc. - initial API and implementation
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//
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package main
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import (
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"context"
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"flag"
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"fmt"
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"github.com/eclipse/che-operator/pkg/util"
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"github.com/operator-framework/operator-sdk/pkg/k8sutil"
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"github.com/prometheus/common/log"
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"github.com/sirupsen/logrus"
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"os"
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"runtime"
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"github.com/eclipse/che-operator/pkg/apis"
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"github.com/eclipse/che-operator/pkg/deploy"
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"github.com/eclipse/che-operator/pkg/controller"
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"github.com/operator-framework/operator-sdk/pkg/leader"
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"github.com/operator-framework/operator-sdk/pkg/ready"
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sdkVersion "github.com/operator-framework/operator-sdk/version"
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_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
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"sigs.k8s.io/controller-runtime/pkg/client/config"
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"sigs.k8s.io/controller-runtime/pkg/manager"
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"sigs.k8s.io/controller-runtime/pkg/runtime/signals"
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//logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
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)
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func setLogLevel() {
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logLevel, isFound := os.LookupEnv("LOG_LEVEL")
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if isFound && len(logLevel) > 0 {
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parsedLevel, err := logrus.ParseLevel(logLevel)
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if err == nil {
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logrus.SetLevel(parsedLevel)
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logrus.Infof("Configured '%s' log level is applied", logLevel)
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} else {
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logrus.Errorf("Failed to parse log level `%s`. Possible values: panic, fatal, error, warn, info, debug. Default 'info' is applied", logLevel)
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logrus.SetLevel(logrus.InfoLevel)
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}
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} else {
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logrus.Infof("Default 'info' log level is applied")
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logrus.SetLevel(logrus.InfoLevel)
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}
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}
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func printVersion() {
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setLogLevel()
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logrus.Infof(fmt.Sprintf("Go Version: %s", runtime.Version()))
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logrus.Infof(fmt.Sprintf("Go OS/Arch: %s/%s", runtime.GOOS, runtime.GOARCH))
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logrus.Infof(fmt.Sprintf("operator-sdk Version: %v", sdkVersion.Version))
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isOpenShift, isOpenShift4, err := util.DetectOpenShift()
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if err != nil {
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logrus.Fatalf("Operator is exiting. An error occurred when detecting current infra: %s", err)
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}
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infra := "Kubernetes"
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if isOpenShift {
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infra = "OpenShift"
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if isOpenShift4 {
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infra += " v4.x"
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} else {
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infra += " v3.x"
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}
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}
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logrus.Infof(fmt.Sprintf("Operator is running on %v", infra))
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}
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func main() {
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flag.Parse()
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deploy.InitDefaultsFromEnv()
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//logf.SetLogger(logf.ZapLogger(false))
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printVersion()
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namespace, err := k8sutil.GetWatchNamespace()
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if err != nil {
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logrus.Errorf("Failed to get watch namespace. Using default namespace eclipse-che: %s", err)
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namespace = "eclipse-che"
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}
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// Get a config to talk to the apiserver
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cfg, err := config.GetConfig()
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if err != nil {
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log.Error(err, "")
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os.Exit(1)
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}
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// Become the leader before proceeding
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leader.Become(context.TODO(), "che-operator-lock")
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r := ready.NewFileReady()
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err = r.Set()
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if err != nil {
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log.Error(err, "")
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os.Exit(1)
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}
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defer r.Unset()
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// Create a new Cmd to provide shared dependencies and start components
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mgr, err := manager.New(cfg, manager.Options{Namespace: namespace})
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if err != nil {
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log.Error(err, "")
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os.Exit(1)
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}
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logrus.Info("Registering Che Components Types")
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// Setup Scheme for all resources
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if err := apis.AddToScheme(mgr.GetScheme()); err != nil {
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logrus.Error(err, "")
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os.Exit(1)
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}
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// Setup all Controllers
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if err := controller.AddToManager(mgr); err != nil {
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log.Error(err, "")
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os.Exit(1)
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}
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logrus.Info("Starting the Cmd")
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// Start the Cmd
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if err := mgr.Start(signals.SetupSignalHandler()); err != nil {
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logrus.Error(err, "Manager exited non-zero")
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os.Exit(1)
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}
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}
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