Initial commit

internal/controller/route_controller.go

@@ -0,0 +1,87 @@
+/*
+Copyright 2024.
+
+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 controller
+
+import (
+	"context"
+
+	gomaprojv1beta1 "github.com/jkaninda/goma-operator/api/v1beta1"
+	"k8s.io/apimachinery/pkg/types"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/controller-runtime/pkg/log"
+)
+
+// RouteReconciler reconciles a Route object
+type RouteReconciler struct {
+	client.Client
+	Scheme *runtime.Scheme
+}
+
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=routes,verbs=get;list;watch;create;update;patch;delete
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=routes/status,verbs=get;update;patch
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=routes/finalizers,verbs=update
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=middlewares,verbs=get;list;watch;create;update;patch;delete
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=middlewares/status,verbs=get;update;patch
+// +kubebuilder:rbac:groups=gomaproj.github.io,resources=middlewares/finalizers,verbs=update
+// +kubebuilder:rbac:groups="",resources=configmaps,verbs=get;list;watch;create;update;patch;delete
+// +kubebuilder:rbac:groups=apps,resources=deployments,verbs=get;list;watch;create;update;patch;delete
+
+// Reconcile is part of the main kubernetes reconciliation loop which aims to
+// move the current state of the cluster closer to the desired state.
+// TODO(user): Modify the Reconcile function to compare the state specified by
+// the Route object against the actual cluster state, and then
+// perform operations to make the cluster state reflect the state specified by
+// the user.
+//
+// For more details, check Reconcile and its Result here:
+// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.19.1/pkg/reconcile
+func (r *RouteReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
+	logger := log.FromContext(ctx)
+	// Fetch the custom resource
+	var route gomaprojv1beta1.Route
+	if err := r.Get(ctx, req.NamespacedName, &route); err != nil {
+		logger.Error(err, "Unable to fetch CustomResource")
+		return ctrl.Result{}, client.IgnoreNotFound(err)
+	}
+	var gateway gomaprojv1beta1.Gateway
+	if err := r.Get(ctx, types.NamespacedName{Name: route.Spec.Gateway, Namespace: route.Namespace}, &gateway); err != nil {
+		logger.Error(err, "Failed to fetch Gateway")
+		return ctrl.Result{}, err
+	}
+	err := updateGatewayConfig(*r, ctx, req, gateway)
+	if err != nil {
+		return ctrl.Result{}, err
+	}
+	//
+	if err = r.RestartDeployment(ctx, req, gateway); err != nil {
+		logger.Error(err, "Failed to restart Deployment")
+		return ctrl.Result{}, err
+
+	}
+	return ctrl.Result{}, nil
+}
+
+// SetupWithManager sets up the controller with the Manager.
+func (r *RouteReconciler) SetupWithManager(mgr ctrl.Manager) error {
+	return ctrl.NewControllerManagedBy(mgr).
+		For(&gomaprojv1beta1.Route{}).
+		Named("route").
+		Complete(r)
+}