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main.go
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main.go
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/*
Copyright 2022.
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"
"go.uber.org/zap/zapcore"
// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.)
// to ensure that exec-entrypoint and run can make use of them.
_ "k8s.io/client-go/plugin/pkg/client/auth"
"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/healthz"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
"sigs.k8s.io/controller-runtime/pkg/metrics/server"
configv1 "github.com/openshift/api/config/v1"
aaov1alpha1 "github.com/openshift/aws-account-operator/api/v1alpha1"
hyperv1beta1 "github.com/openshift/hypershift/api/hypershift/v1beta1"
avov1alpha1 "github.com/openshift/aws-vpce-operator/api/v1alpha1"
avov1alpha2 "github.com/openshift/aws-vpce-operator/api/v1alpha2"
"github.com/openshift/aws-vpce-operator/controllers/util"
"github.com/openshift/aws-vpce-operator/controllers/vpcendpoint"
"github.com/openshift/aws-vpce-operator/controllers/vpcendpointacceptance"
"github.com/openshift/aws-vpce-operator/controllers/vpcendpointtemplate"
//+kubebuilder:scaffold:imports
)
var (
scheme = runtime.NewScheme()
setupLog = ctrl.Log.WithName("setup")
)
func init() {
utilruntime.Must(clientgoscheme.AddToScheme(scheme))
// Add config.openshift.io/v1
utilruntime.Must(configv1.Install(scheme))
//Add hypershift.openshift.io for the hostedcontrolplanes CR
utilruntime.Must(hyperv1beta1.AddToScheme(scheme))
// Add aws.managed.openshift.io/v1alpha1 for the AccountList CR
utilruntime.Must(aaov1alpha1.AddToScheme(scheme))
// Add hypershift.openshift.io/v1alpha1
utilruntime.Must(hyperv1beta1.AddToScheme(scheme))
utilruntime.Must(avov1alpha1.AddToScheme(scheme))
utilruntime.Must(avov1alpha2.AddToScheme(scheme))
//+kubebuilder:scaffold:scheme
}
func main() {
var (
configFile string
err error
trueBool = true
falseBool = false
)
flag.StringVar(&configFile, "config", "",
"The controller will load its initial configuration from this file. "+
"Omit this flag to use the default configuration values.")
opts := zap.Options{
Development: false,
TimeEncoder: zapcore.RFC3339TimeEncoder,
// Remove misleading controller-runtime stack traces https://github.com/kubernetes-sigs/kubebuilder/issues/1593
StacktraceLevel: zapcore.DPanicLevel,
}
opts.BindFlags(flag.CommandLine)
flag.Parse()
ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
// Setup default options and override with values from the AVO ComponentConfig
ctrlConfig := &avov1alpha1.AvoConfig{}
options := ctrl.Options{
Scheme: scheme,
Metrics: server.Options{
SecureServing: false,
BindAddress: ":8080",
},
HealthProbeBindAddress: ":8081",
LeaderElection: false,
}
if configFile != "" {
// TODO: Migrate away from ComponentConfig
//nolint:staticcheck
options, err = options.AndFrom(ctrl.ConfigFile().AtPath(configFile).OfKind(ctrlConfig))
if err != nil {
setupLog.Error(err, "unable to load config file, continuing with defaults", "file", configFile)
}
}
mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), options)
if err != nil {
setupLog.Error(err, "unable to start manager")
os.Exit(1)
}
if ctrlConfig.EnableVpcEndpointController == nil {
ctrlConfig.EnableVpcEndpointController = &trueBool
}
if *ctrlConfig.EnableVpcEndpointController {
setupLog.Info("starting controller", "controller", vpcendpoint.ControllerName)
if err = (&vpcendpoint.VpcEndpointReconciler{
Client: mgr.GetClient(),
Scheme: mgr.GetScheme(),
Recorder: mgr.GetEventRecorderFor(vpcendpoint.ControllerName),
}).SetupWithManager(mgr); err != nil {
setupLog.Error(err, "unable to create controller", "controller", vpcendpoint.ControllerName)
os.Exit(1)
}
}
if ctrlConfig.EnableVpcEndpointAcceptanceController == nil {
ctrlConfig.EnableVpcEndpointAcceptanceController = &falseBool
}
if *ctrlConfig.EnableVpcEndpointAcceptanceController {
setupLog.Info("starting controller", "controller", "VpcEndpointAcceptance")
if err = (&vpcendpointacceptance.VpcEndpointAcceptanceReconciler{
Client: mgr.GetClient(),
Scheme: mgr.GetScheme(),
}).SetupWithManager(mgr); err != nil {
setupLog.Error(err, "unable to create controller", "controller", "VpcEndpointAcceptance")
os.Exit(1)
}
}
if ctrlConfig.EnableVpcEndpointTemplateController == nil {
ctrlConfig.EnableVpcEndpointTemplateController = &falseBool
}
if *ctrlConfig.EnableVpcEndpointTemplateController {
setupLog.Info("starting controller", "controller", "VpcEndpointTemplate")
if err = (&vpcendpointtemplate.VpcEndpointTemplateReconciler{
Client: mgr.GetClient(),
Scheme: mgr.GetScheme(),
}).SetupWithManager(mgr); err != nil {
setupLog.Error(err, "unable to create controller", "controller", "VpcEndpointTemplate")
os.Exit(1)
}
}
//+kubebuilder:scaffold:builder
if err := mgr.AddHealthzCheck("healthz", util.AWSEnvVarHealtzChecker); err != nil {
setupLog.Error(err, "unable to set up health check")
os.Exit(1)
}
if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil {
setupLog.Error(err, "unable to set up ready check")
os.Exit(1)
}
setupLog.Info("starting manager")
if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
setupLog.Error(err, "problem running manager")
os.Exit(1)
}
}