133 lines
3.5 KiB
Go
133 lines
3.5 KiB
Go
/*
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Copyright 2022.
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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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"os"
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"time"
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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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"git.earthnet.ch/simon.beck/kopia-k8s/controllers"
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"git.earthnet.ch/simon.beck/kopia-k8s/logger"
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"github.com/go-logr/logr"
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"github.com/urfave/cli/v2"
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_ "k8s.io/client-go/plugin/pkg/client/auth"
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snapv1 "github.com/kubernetes-csi/external-snapshotter/client/v7/apis/volumesnapshot/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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clientgoscheme "k8s.io/client-go/kubernetes/scheme"
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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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"sigs.k8s.io/controller-runtime/pkg/manager"
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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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//+kubebuilder:scaffold:imports
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)
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var (
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scheme = runtime.NewScheme()
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)
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type operator struct {
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log logr.Logger
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cliCtx *cli.Context
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uuid string
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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(snapv1.AddToScheme(scheme))
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//+kubebuilder:scaffold:scheme
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}
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func newOperator(cliCtx *cli.Context) *operator {
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log := logger.AppLogger(cliCtx.Context).WithName("operator")
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return &operator{
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cliCtx: cliCtx,
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log: log,
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uuid: cliCtx.String("uuid"),
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}
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}
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func (o *operator) runOperator() {
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mgr := o.initManager()
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o.registerController(mgr)
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o.startManager(mgr)
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}
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func (o *operator) registerController(mgr manager.Manager) {
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for name, reconciler := range map[string]controllers.ReconcilerSetup{
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"Job": &controllers.JobReconciler{},
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} {
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if err := reconciler.SetupWithManager(mgr, o.log.WithName("controllers").WithName(name), o.uuid); err != nil {
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o.log.Error(err, "unable to initialize operator mode", "step", "controller", "controller", name)
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os.Exit(1)
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}
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}
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//+kubebuilder:scaffold:builder
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if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil {
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o.log.Error(err, "unable to set up health check")
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os.Exit(1)
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}
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if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil {
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o.log.Error(err, "unable to set up ready check")
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os.Exit(1)
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}
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}
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func (o *operator) startManager(mgr manager.Manager) {
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o.log.Info("starting manager")
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go func() {
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if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
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o.log.Error(err, "problem running manager")
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os.Exit(1)
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}
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}()
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time.Sleep(1 * time.Second)
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}
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func (o *operator) initManager() manager.Manager {
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ctrl.SetLogger(o.log)
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mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
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Scheme: scheme,
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HealthProbeBindAddress: o.cliCtx.String("probeAddr"),
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LeaderElection: o.cliCtx.Bool("enableLeaderElection"),
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LeaderElectionID: "68072c41.earthnet.ch",
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Metrics: server.Options{
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BindAddress: o.cliCtx.String("metricsAddr"),
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},
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WebhookServer: webhook.NewServer(webhook.Options{
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Port: 9443,
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}),
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})
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if err != nil {
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o.log.Error(err, "unable to start manager")
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os.Exit(1)
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}
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return mgr
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}
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