mirror of
https://github.com/jenkinsci/kubernetes-operator.git
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update to go 1.22 and operator-sdk 1.35 (#1094)
Co-authored-by: brokenpip3 <brokenpip3@gmail.com> Co-authored-by: Ansh Garhewal <me@anshdevs.in> Co-authored-by: xmbhasin <xmbhasin@users.noreply.github.com>
This commit is contained in:
Manish Bhasin
co-authored by
brokenpip3
Ansh Garhewal
xmbhasin
brokenpip3
Ansh Garhewal
xmbhasin
parent
1ec83b9de9
commit
9c09db8031
+222
@@ -0,0 +1,222 @@
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/*
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Copyright 2021.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"flag"
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"fmt"
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"os"
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r "runtime"
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"github.com/jenkinsci/kubernetes-operator/api/v1alpha2"
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controllers "github.com/jenkinsci/kubernetes-operator/internal/controller"
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"github.com/jenkinsci/kubernetes-operator/pkg/client"
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"github.com/jenkinsci/kubernetes-operator/pkg/configuration/base/resources"
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"github.com/jenkinsci/kubernetes-operator/pkg/constants"
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"github.com/jenkinsci/kubernetes-operator/pkg/event"
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"github.com/jenkinsci/kubernetes-operator/pkg/log"
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"github.com/jenkinsci/kubernetes-operator/pkg/notifications"
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e "github.com/jenkinsci/kubernetes-operator/pkg/notifications/event"
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"github.com/jenkinsci/kubernetes-operator/version"
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routev1 "github.com/openshift/api/route/v1"
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"github.com/pkg/errors"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/runtime"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/client-go/kubernetes"
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clientgoscheme "k8s.io/client-go/kubernetes/scheme"
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"sigs.k8s.io/controller-runtime/pkg/cache"
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"sigs.k8s.io/controller-runtime/pkg/client/config"
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"sigs.k8s.io/controller-runtime/pkg/metrics/server"
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"sigs.k8s.io/controller-runtime/pkg/webhook"
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// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.)
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// to ensure that exec-entrypoint and run can make use of them.
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_ "k8s.io/client-go/plugin/pkg/client/auth"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/healthz"
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logf "sigs.k8s.io/controller-runtime/pkg/log"
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"sigs.k8s.io/controller-runtime/pkg/log/zap"
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// +kubebuilder:scaffold:imports
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)
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var (
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metricsHost = "0.0.0.0"
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metricsPort int32 = 8383
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scheme = runtime.NewScheme()
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logger = logf.Log.WithName("cmd")
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)
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func printInfo() {
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logger.Info(fmt.Sprintf("Version: %s", version.Version))
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logger.Info(fmt.Sprintf("Git commit: %s", version.GitCommit))
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logger.Info(fmt.Sprintf("Go Version: %s", r.Version()))
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logger.Info(fmt.Sprintf("Go OS/Arch: %s/%s", r.GOOS, r.GOARCH))
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}
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func init() {
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utilruntime.Must(clientgoscheme.AddToScheme(scheme))
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utilruntime.Must(v1alpha2.AddToScheme(scheme))
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utilruntime.Must(routev1.AddToScheme(scheme))
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utilruntime.Must(corev1.AddToScheme(scheme))
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// +kubebuilder:scaffold:scheme
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}
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func main() {
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var metricsAddr string
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var enableLeaderElection bool
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var probeAddr string
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var validateSecurityWarnings bool
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isRunningInCluster, err := resources.IsRunningInCluster()
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if err != nil {
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fatal(errors.Wrap(err, "failed to determine if operator is running in cluster"), true)
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}
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flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.")
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flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
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flag.BoolVar(&enableLeaderElection, "leader-elect", isRunningInCluster, "Enable leader election for controller manager. "+
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"Enabling this will ensure there is only one active controller manager.")
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flag.BoolVar(&validateSecurityWarnings, "validate-security-warnings", false, "Enable validation for potential security warnings in jenkins custom resource plugins")
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hostname := flag.String("jenkins-api-hostname", "", "Hostname or IP of Jenkins API. It can be service name, node IP or localhost.")
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port := flag.Int("jenkins-api-port", 0, "The port on which Jenkins API is running. Note: If you want to use nodePort don't set this setting and --jenkins-api-use-nodeport must be true.")
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useNodePort := flag.Bool("jenkins-api-use-nodeport", false, "Connect to Jenkins API using the service nodePort instead of service port. If you want to set this as true - don't set --jenkins-api-port.")
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kubernetesClusterDomain := flag.String("cluster-domain", "cluster.local", "Use custom domain name instead of 'cluster.local'.")
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opts := zap.Options{
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Development: true,
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}
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opts.BindFlags(flag.CommandLine)
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flag.Parse()
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debug := &opts.Development
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log.Debug = *debug
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ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
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printInfo()
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namespace, found := os.LookupEnv("WATCH_NAMESPACE")
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if !found {
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fatal(errors.New("failed to get watch namespace, please set up WATCH_NAMESPACE environment variable"), *debug)
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}
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logger.Info(fmt.Sprintf("Watch namespace: %v", namespace))
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if validateSecurityWarnings {
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securityWarningsFetched := make(chan bool)
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go v1alpha2.SecValidator.MonitorSecurityWarnings(securityWarningsFetched)
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if !<-securityWarningsFetched {
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logger.Info("Unable to get the plugins data")
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}
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}
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// get a config to talk to the API server
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cfg, err := config.GetConfig()
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if err != nil {
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fatal(errors.Wrap(err, "failed to get config"), *debug)
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}
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cacheNamespace := map[string]cache.Config{}
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cacheNamespace[namespace] = cache.Config{}
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mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
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// MetricsBindAddress: fmt.Sprintf("%s:%d", metricsHost, metricsPort),
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Metrics: server.Options{
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BindAddress: fmt.Sprintf("%s:%d", metricsHost, metricsPort),
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},
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Scheme: scheme,
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// Port: 9443,
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WebhookServer: webhook.NewServer(webhook.Options{
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Port: 9443,
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}),
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HealthProbeBindAddress: probeAddr,
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LeaderElection: enableLeaderElection,
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LeaderElectionID: "c674355f.jenkins.io",
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// Namespace: namespace,
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Cache: cache.Options{DefaultNamespaces: cacheNamespace},
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})
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if err != nil {
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fatal(errors.Wrap(err, "unable to start manager"), *debug)
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}
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// setup events
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events, err := event.New(cfg, constants.OperatorName)
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if err != nil {
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fatal(errors.Wrap(err, "failed to setup events"), *debug)
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}
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// setup controller
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clientSet, err := kubernetes.NewForConfig(cfg)
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if err != nil {
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fatal(errors.Wrap(err, "failed to create Kubernetes client set"), *debug)
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}
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if resources.IsRouteAPIAvailable(clientSet) {
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logger.Info("Route API found: Route creation will be performed")
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}
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notificationEvents := make(chan e.Event)
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go notifications.Listen(notificationEvents, events, mgr.GetClient())
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// validate jenkins API connection
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jenkinsAPIConnectionSettings := client.JenkinsAPIConnectionSettings{Hostname: *hostname, Port: *port, UseNodePort: *useNodePort}
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if err := jenkinsAPIConnectionSettings.Validate(); err != nil {
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fatal(errors.Wrap(err, "invalid command line parameters"), *debug)
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}
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// validate kubernetes cluster domain
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if *kubernetesClusterDomain == "" {
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fatal(errors.Wrap(err, "Kubernetes cluster domain can't be empty"), *debug)
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}
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if err = (&controllers.JenkinsReconciler{
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Client: mgr.GetClient(),
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Scheme: mgr.GetScheme(),
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JenkinsAPIConnectionSettings: jenkinsAPIConnectionSettings,
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ClientSet: *clientSet,
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Config: *cfg,
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NotificationEvents: ¬ificationEvents,
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KubernetesClusterDomain: *kubernetesClusterDomain,
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}).SetupWithManager(mgr); err != nil {
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fatal(errors.Wrap(err, "unable to create Jenkins controller"), *debug)
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}
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if validateSecurityWarnings {
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if err = (&v1alpha2.Jenkins{}).SetupWebhookWithManager(mgr); err != nil {
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fatal(errors.Wrap(err, "unable to create Webhook"), *debug)
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}
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}
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// +kubebuilder:scaffold:builder
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if err := mgr.AddHealthzCheck("health", healthz.Ping); err != nil {
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fatal(errors.Wrap(err, "unable to set up health check"), *debug)
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}
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if err := mgr.AddReadyzCheck("check", healthz.Ping); err != nil {
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fatal(errors.Wrap(err, "unable to set up ready check"), *debug)
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}
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logger.Info("starting manager")
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if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
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fatal(errors.Wrap(err, "problem running manager"), *debug)
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}
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}
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func fatal(err error, debug bool) {
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if debug {
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logger.Error(nil, fmt.Sprintf("%+v", err))
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} else {
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logger.Error(nil, fmt.Sprintf("%s", err))
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}
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os.Exit(1)
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}
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