104 lines
3.7 KiB
Go
104 lines
3.7 KiB
Go
/*
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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 controllers
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import (
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"context"
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"fmt"
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"k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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"time"
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opstreelabsinv1alpha1 "mongodb-operator/api/v1alpha1"
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"mongodb-operator/k8sgo"
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)
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// MongoDBClusterReconciler reconciles a MongoDBCluster object
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type MongoDBClusterReconciler struct {
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client.Client
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Scheme *runtime.Scheme
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}
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//+kubebuilder:rbac:groups=opstreelabs.in,resources=mongodbclusters,verbs=get;list;watch;create;update;patch;delete
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//+kubebuilder:rbac:groups=opstreelabs.in,resources=mongodbclusters/status,verbs=get;update;patch
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//+kubebuilder:rbac:groups=opstreelabs.in,resources=mongodbclusters/finalizers,verbs=update
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//+kubebuilder:rbac:groups="policy",resources=poddisruptionbudgets,verbs=get;list;watch;create;update;patch;delete
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// Reconcile is part of the main kubernetes reconciliation loop which aims to
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func (r *MongoDBClusterReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
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instance := &opstreelabsinv1alpha1.MongoDBCluster{}
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err := r.Client.Get(context.TODO(), req.NamespacedName, instance)
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if err != nil {
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if errors.IsNotFound(err) {
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return ctrl.Result{RequeueAfter: time.Second * 10}, nil
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}
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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if err := controllerutil.SetControllerReference(instance, instance, r.Scheme); err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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if !k8sgo.CheckSecretExist(instance.Namespace, fmt.Sprintf("%s-%s", instance.ObjectMeta.Name, "cluster-monitoring")) {
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err = k8sgo.CreateMongoClusterMonitoringSecret(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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}
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err = k8sgo.CreateMongoClusterSetup(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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err = k8sgo.CreateMongoClusterMonitoringService(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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err = k8sgo.CreateMongoClusterService(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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mongoDBSTS, err := k8sgo.GetStateFulSet(instance.Namespace, fmt.Sprintf("%s-%s", instance.ObjectMeta.Name, "cluster"))
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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if int(mongoDBSTS.Status.ReadyReplicas) != int(*instance.Spec.MongoDBClusterSize) {
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return ctrl.Result{RequeueAfter: time.Second * 60}, nil
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}
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state, err := k8sgo.CheckMongoClusterStateInitialized(instance)
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if err != nil || !state {
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err = k8sgo.InitializeMongoDBCluster(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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}
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if !k8sgo.CheckMongoDBClusterMonitoringUser(instance) {
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err = k8sgo.CreateMongoDBClusterMonitoringUser(instance)
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if err != nil {
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return ctrl.Result{RequeueAfter: time.Second * 10}, err
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}
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}
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return ctrl.Result{}, nil
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}
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// SetupWithManager sets up the controller with the Manager.
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func (r *MongoDBClusterReconciler) SetupWithManager(mgr ctrl.Manager) error {
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return ctrl.NewControllerManagedBy(mgr).
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For(&opstreelabsinv1alpha1.MongoDBCluster{}).
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Complete(r)
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}
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