/
main.go
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/
main.go
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// Copyright (c) 2020, 2023, Oracle and/or its affiliates.
// Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
package main
import (
"flag"
"github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2"
moduleapi "github.com/verrazzano/verrazzano-modules/module-operator/apis/platform/v1alpha1"
"os"
acmev1 "github.com/cert-manager/cert-manager/pkg/apis/acme/v1"
cmapiv1 "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
oam "github.com/crossplane/oam-kubernetes-runtime/apis/core"
promoperapi "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
vmov1 "github.com/verrazzano/verrazzano-monitoring-operator/pkg/apis/vmcontroller/v1"
vzappclusters "github.com/verrazzano/verrazzano/application-operator/apis/clusters/v1alpha1"
vzapp "github.com/verrazzano/verrazzano/application-operator/apis/oam/v1alpha1"
clustersv1alpha1 "github.com/verrazzano/verrazzano/cluster-operator/apis/clusters/v1alpha1"
"github.com/verrazzano/verrazzano/pkg/helm"
vzlog "github.com/verrazzano/verrazzano/pkg/log"
installv1alpha1 "github.com/verrazzano/verrazzano/platform-operator/apis/verrazzano/v1alpha1"
installv1beta1 "github.com/verrazzano/verrazzano/platform-operator/apis/verrazzano/v1beta1"
"github.com/verrazzano/verrazzano/platform-operator/apis/verrazzano/validators"
internalconfig "github.com/verrazzano/verrazzano/platform-operator/internal/config"
"github.com/verrazzano/verrazzano/platform-operator/internal/operatorinit"
"go.uber.org/zap"
istioclinet "istio.io/client-go/pkg/apis/networking/v1alpha3"
istioclisec "istio.io/client-go/pkg/apis/security/v1beta1"
v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
kzap "sigs.k8s.io/controller-runtime/pkg/log/zap"
// +kubebuilder:scaffold:imports
)
var scheme = runtime.NewScheme()
func init() {
_ = clientgoscheme.AddToScheme(scheme)
_ = vmov1.AddToScheme(scheme)
_ = installv1alpha1.AddToScheme(scheme)
_ = installv1beta1.AddToScheme(scheme)
_ = clustersv1alpha1.AddToScheme(scheme)
_ = istioclinet.AddToScheme(scheme)
_ = istioclisec.AddToScheme(scheme)
_ = oam.AddToScheme(scheme)
_ = vzapp.AddToScheme(scheme)
_ = vzappclusters.AddToScheme(scheme)
// Add cert-manager components to the scheme
_ = cmapiv1.AddToScheme(scheme)
_ = acmev1.AddToScheme(scheme)
_ = v1alpha2.AddToScheme(scheme)
// Add the Prometheus Operator resources to the scheme
_ = promoperapi.AddToScheme(scheme)
// Add K8S api-extensions so that we can list CustomResourceDefinitions during uninstall of VZ
_ = v1.AddToScheme(scheme)
utilruntime.Must(installv1beta1.AddToScheme(scheme))
// Add module
_ = moduleapi.AddToScheme(scheme)
// +kubebuilder:scaffold:scheme
}
func main() {
// config will hold the entire operator config
config := internalconfig.Get()
var bomOverride string
flag.StringVar(&config.MetricsAddr, "metrics-addr", config.MetricsAddr, "The address the metric endpoint binds to.")
flag.BoolVar(&config.LeaderElectionEnabled, "enable-leader-election", config.LeaderElectionEnabled,
"Enable leader election for controller manager. "+
"Enabling this will ensure there is only one active controller manager.")
flag.StringVar(&config.CertDir, "cert-dir", config.CertDir, "The directory containing tls.crt and tls.key.")
flag.BoolVar(&config.DryRun, "dry-run", config.DryRun, "Run operator in dry run mode.")
flag.BoolVar(&config.WebhookValidationEnabled, "enable-webhook-validation", config.WebhookValidationEnabled,
"Enable webhooks validation for the operator")
flag.BoolVar(&config.CloudCredentialWatchEnabled, "enable-cloud-credential-watch", config.CloudCredentialWatchEnabled,
"Enable watch for cloud credential updates")
flag.BoolVar(&config.ResourceRequirementsValidation, "resource-validation",
config.ResourceRequirementsValidation, "Enables of resource validation webhooks.")
flag.BoolVar(&config.RunWebhooks, "run-webhooks", config.RunWebhooks,
"Runs in webhook mode; if false, runs the main operator reconcile loop")
flag.BoolVar(&config.RunWebhookInit, "run-webhook-init", config.RunWebhookInit,
"Runs the webhook initialization code")
flag.StringVar(&config.VerrazzanoRootDir, "vz-root-dir", config.VerrazzanoRootDir,
"Specify the root directory of Verrazzano (used for development)")
flag.StringVar(&bomOverride, "bom-path", "", "BOM file location")
flag.BoolVar(&helm.Debug, "helm-debug", helm.Debug, "Add the --debug flag to helm commands")
flag.Int64Var(&config.HealthCheckPeriodSeconds, "health-check-period", config.HealthCheckPeriodSeconds,
"Health check period seconds; set to 0 to disable health checks")
flag.Int64Var(&config.MySQLCheckPeriodSeconds, "mysql-check-period", config.MySQLCheckPeriodSeconds,
"MySQL check period seconds; set to 0 to disable MySQL checks")
flag.Int64Var(&config.MySQLRepairTimeoutSeconds, "mysql-repair-timeout", config.MySQLRepairTimeoutSeconds,
"MySQL repair timeout seconds")
// Add the zap logger flag set to the CLI.
opts := kzap.Options{}
opts.BindFlags(flag.CommandLine)
flag.Parse()
kzap.UseFlagOptions(&opts)
vzlog.InitLogs(opts)
// Save the config as immutable from this point on.
internalconfig.Set(config)
log := zap.S()
log.Info("Starting Verrazzano Platform Operator")
// Set the BOM file path for the operator
if len(bomOverride) > 0 {
log.Infof("Using BOM override file %s", bomOverride)
internalconfig.SetDefaultBomFilePath(bomOverride)
}
// Log the Verrazzano version
version, err := validators.GetCurrentBomVersion()
if err == nil {
log.Infof("Verrazzano version: %s", version.ToString())
} else {
log.Errorf("Failed to get the Verrazzano version from the BOM: %v", err)
}
// This allows separation of webhooks and operator
var exitErr error
if config.RunWebhookInit {
exitErr = operatorinit.WebhookInit(config, log)
} else if config.RunWebhooks {
exitErr = operatorinit.StartWebhookServers(config, log, scheme)
} else {
exitErr = operatorinit.StartPlatformOperator(config, log, scheme)
}
if exitErr != nil {
log.Errorf("Error occurred during execution: %v", exitErr)
os.Exit(1)
}
}