Add receiver command

cmd/gotk/create_receiver.go

@@ -0,0 +1,209 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+	"github.com/fluxcd/pkg/apis/meta"
+
+	"github.com/spf13/cobra"
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/apimachinery/pkg/util/wait"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var createReceiverCmd = &cobra.Command{
+	Use:     "receiver [name]",
+	Aliases: []string{"rcv"},
+	Short:   "Create or update a Receiver resource",
+	Long:    "The create receiver command generates a Receiver resource.",
+	Example: `  # Create a Provider for a Slack channel
+  gotk create ap slack \
+  --type slack \
+  --channel general \
+  --address https://hooks.slack.com/services/YOUR/SLACK/WEBHOOK \
+  --secret-ref webhook-url
+
+  # Create a Provider for a Github repository
+  gotk create ap github-podinfo \
+  --type github \
+  --address https://github.com/stefanprodan/podinfo \
+  --secret-ref github-token
+`,
+	RunE: createReceiverCmdRun,
+}
+
+var (
+	rcvType      string
+	rcvSecretRef string
+	rcvEvents    []string
+	rcvResources []string
+)
+
+func init() {
+	createReceiverCmd.Flags().StringVar(&rcvType, "type", "", "")
+	createReceiverCmd.Flags().StringVar(&rcvSecretRef, "secret-ref", "", "")
+	createReceiverCmd.Flags().StringArrayVar(&rcvEvents, "events", []string{}, "")
+	createReceiverCmd.Flags().StringArrayVar(&rcvResources, "resource", []string{}, "")
+	createCmd.AddCommand(createReceiverCmd)
+}
+
+func createReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	if len(args) < 1 {
+		return fmt.Errorf("receiver name is required")
+	}
+	name := args[0]
+
+	if rcvType == "" {
+		return fmt.Errorf("type is required")
+	}
+
+	if rcvSecretRef == "" {
+		return fmt.Errorf("secret ref is required")
+	}
+
+	resources := []notificationv1.CrossNamespaceObjectReference{}
+	for _, resource := range rcvResources {
+		kind, name := utils.parseObjectKindName(resource)
+		if kind == "" {
+			return fmt.Errorf("invalid event source '%s', must be in format <kind>/<name>", resource)
+		}
+
+		resources = append(resources, notificationv1.CrossNamespaceObjectReference{
+			Kind: kind,
+			Name: name,
+		})
+	}
+
+	if len(resources) == 0 {
+		return fmt.Errorf("atleast one resource is required")
+	}
+
+	sourceLabels, err := parseLabels()
+	if err != nil {
+		return err
+	}
+
+	if !export {
+		logger.Generatef("generating receiver")
+	}
+
+	receiver := notificationv1.Receiver{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      name,
+			Namespace: namespace,
+			Labels:    sourceLabels,
+		},
+		Spec: notificationv1.ReceiverSpec{
+			Type:      rcvType,
+			Events:    rcvEvents,
+			Resources: resources,
+			SecretRef: corev1.LocalObjectReference{
+				Name: rcvSecretRef,
+			},
+			Suspend: false,
+		},
+	}
+
+	if export {
+		return exportReceiver(receiver)
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	logger.Actionf("applying receiver")
+	if err := upsertReceiver(ctx, kubeClient, receiver); err != nil {
+		return err
+	}
+
+	logger.Waitingf("waiting for reconciliation")
+	if err := wait.PollImmediate(pollInterval, timeout,
+		isReceiverReady(ctx, kubeClient, name, namespace)); err != nil {
+		return err
+	}
+
+	logger.Successf("receiver %s is ready", name)
+
+	return nil
+}
+
+func upsertReceiver(ctx context.Context, kubeClient client.Client, receiver notificationv1.Receiver) error {
+	namespacedName := types.NamespacedName{
+		Namespace: receiver.GetNamespace(),
+		Name:      receiver.GetName(),
+	}
+
+	var existing notificationv1.Receiver
+	err := kubeClient.Get(ctx, namespacedName, &existing)
+	if err != nil {
+		if errors.IsNotFound(err) {
+			if err := kubeClient.Create(ctx, &receiver); err != nil {
+				return err
+			} else {
+				logger.Successf("receiver created")
+				return nil
+			}
+		}
+		return err
+	}
+
+	existing.Labels = receiver.Labels
+	existing.Spec = receiver.Spec
+	if err := kubeClient.Update(ctx, &existing); err != nil {
+		return err
+	}
+
+	logger.Successf("receiver updated")
+	return nil
+}
+
+func isReceiverReady(ctx context.Context, kubeClient client.Client, name, namespace string) wait.ConditionFunc {
+	return func() (bool, error) {
+		var receiver notificationv1.Receiver
+		namespacedName := types.NamespacedName{
+			Namespace: namespace,
+			Name:      name,
+		}
+
+		err := kubeClient.Get(ctx, namespacedName, &receiver)
+		if err != nil {
+			return false, err
+		}
+
+		if c := meta.GetCondition(receiver.Status.Conditions, meta.ReadyCondition); c != nil {
+			switch c.Status {
+			case corev1.ConditionTrue:
+				return true, nil
+			case corev1.ConditionFalse:
+				return false, fmt.Errorf(c.Message)
+			}
+		}
+		return false, nil
+	}
+}

cmd/gotk/delete_receiver.go

@@ -0,0 +1,88 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+
+	"github.com/manifoldco/promptui"
+	"github.com/spf13/cobra"
+	"k8s.io/apimachinery/pkg/types"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var deleteReceiverCmd = &cobra.Command{
+	Use:     "receiver [name]",
+	Aliases: []string{"rcv"},
+	Short:   "Delete a Receiver resource",
+	Long:    "The delete receiver command removes the given Receiver from the cluster.",
+	Example: `  # Delete an Receiver and the Kubernetes resources created by it
+  gotk delete receiver main
+`,
+	RunE: deleteReceiverCmdRun,
+}
+
+func init() {
+	deleteCmd.AddCommand(deleteReceiverCmd)
+}
+
+func deleteReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	if len(args) < 1 {
+		return fmt.Errorf("receiver name is required")
+	}
+	name := args[0]
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	namespacedName := types.NamespacedName{
+		Namespace: namespace,
+		Name:      name,
+	}
+
+	var receiver notificationv1.Receiver
+	err = kubeClient.Get(ctx, namespacedName, &receiver)
+	if err != nil {
+		return err
+	}
+
+	if !deleteSilent {
+		prompt := promptui.Prompt{
+			Label:     "Are you sure you want to delete this Receiver",
+			IsConfirm: true,
+		}
+		if _, err := prompt.Run(); err != nil {
+			return fmt.Errorf("aborting")
+		}
+	}
+
+	logger.Actionf("deleting receiver %s in %s namespace", name, namespace)
+	err = kubeClient.Delete(ctx, &receiver)
+	if err != nil {
+		return err
+	}
+	logger.Successf("receiver deleted")
+
+	return nil
+}

cmd/gotk/export_receiver.go

@@ -0,0 +1,120 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+
+	"github.com/spf13/cobra"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/yaml"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var exportReceiverCmd = &cobra.Command{
+	Use:     "receiver [name]",
+	Aliases: []string{"rcv"},
+	Short:   "Export Receiver resources in YAML format",
+	Long:    "The export receiver command exports one or all Receiver resources in YAML format.",
+	Example: `  # Export all Receiver resources
+  gotk export rcv --all > kustomizations.yaml
+
+  # Export a Receiver
+  gotk export rcv main > main.yaml
+`,
+	RunE: exportReceiverCmdRun,
+}
+
+func init() {
+	exportCmd.AddCommand(exportReceiverCmd)
+}
+
+func exportReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	if !exportAll && len(args) < 1 {
+		return fmt.Errorf("name is required")
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	if exportAll {
+		var list notificationv1.ReceiverList
+		err = kubeClient.List(ctx, &list, client.InNamespace(namespace))
+		if err != nil {
+			return err
+		}
+
+		if len(list.Items) == 0 {
+			logger.Failuref("no receivers found in %s namespace", namespace)
+			return nil
+		}
+
+		for _, receiver := range list.Items {
+			if err := exportReceiver(receiver); err != nil {
+				return err
+			}
+		}
+	} else {
+		name := args[0]
+		namespacedName := types.NamespacedName{
+			Namespace: namespace,
+			Name:      name,
+		}
+		var receiver notificationv1.Receiver
+		err = kubeClient.Get(ctx, namespacedName, &receiver)
+		if err != nil {
+			return err
+		}
+		return exportReceiver(receiver)
+	}
+	return nil
+}
+
+func exportReceiver(receiver notificationv1.Receiver) error {
+	gvk := notificationv1.GroupVersion.WithKind("Receiver")
+	export := notificationv1.Receiver{
+		TypeMeta: metav1.TypeMeta{
+			Kind:       gvk.Kind,
+			APIVersion: gvk.GroupVersion().String(),
+		},
+		ObjectMeta: metav1.ObjectMeta{
+			Name:        receiver.Name,
+			Namespace:   receiver.Namespace,
+			Labels:      receiver.Labels,
+			Annotations: receiver.Annotations,
+		},
+		Spec: receiver.Spec,
+	}
+
+	data, err := yaml.Marshal(export)
+	if err != nil {
+		return err
+	}
+
+	fmt.Println("---")
+	fmt.Println(resourceToString(data))
+	return nil
+}

cmd/gotk/get_receiver.go

@@ -0,0 +1,87 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+
+	"github.com/spf13/cobra"
+	corev1 "k8s.io/api/core/v1"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+	"github.com/fluxcd/pkg/apis/meta"
+)
+
+var getReceiverCmd = &cobra.Command{
+	Use:     "receiver",
+	Aliases: []string{"rcv"},
+	Short:   "Get Receiver statuses",
+	Long:    "The get receiver command prints the statuses of the resources.",
+	Example: `  # List all Receiver and their status
+  gotk get receiver
+`,
+	RunE: getReceiverCmdRun,
+}
+
+func init() {
+	getCmd.AddCommand(getReceiverCmd)
+}
+
+func getReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	var list notificationv1.ReceiverList
+	err = kubeClient.List(ctx, &list, client.InNamespace(namespace))
+	if err != nil {
+		return err
+	}
+
+	if len(list.Items) == 0 {
+		logger.Failuref("no receivers found in %s namespace", namespace)
+		return nil
+	}
+
+	for _, receiver := range list.Items {
+		if receiver.Spec.Suspend {
+			logger.Successf("%s is suspended", receiver.GetName())
+			continue
+		}
+		isInitialized := false
+		if c := meta.GetCondition(receiver.Status.Conditions, meta.ReadyCondition); c != nil {
+			switch c.Status {
+			case corev1.ConditionTrue:
+				logger.Successf("%s is ready", receiver.GetName())
+			case corev1.ConditionUnknown:
+				logger.Successf("%s reconciling", receiver.GetName())
+			default:
+				logger.Failuref("%s %s", receiver.GetName(), c.Message)
+			}
+			isInitialized = true
+		}
+		if !isInitialized {
+			logger.Failuref("%s is not ready", receiver.GetName())
+		}
+	}
+	return nil
+}

cmd/gotk/reconcile_receiver.go

@@ -0,0 +1,93 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+	"github.com/fluxcd/pkg/apis/meta"
+	"time"
+
+	"github.com/spf13/cobra"
+	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/apimachinery/pkg/util/wait"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var reconcileReceiverCmd = &cobra.Command{
+	Use:   "receiver [name]",
+	Short: "Reconcile a Receiver",
+	Long:  `The reconcile receiver command triggers a reconciliation of a Receiver resource and waits for it to finish.`,
+	Example: `  # Trigger a reconciliation for an existing receiver
+  gotk reconcile receiver main
+`,
+	RunE: reconcileReceiverCmdRun,
+}
+
+func init() {
+	reconcileCmd.AddCommand(reconcileReceiverCmd)
+}
+
+func reconcileReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	if len(args) < 1 {
+		return fmt.Errorf("receiver name is required")
+	}
+	name := args[0]
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	namespacedName := types.NamespacedName{
+		Namespace: namespace,
+		Name:      name,
+	}
+
+	logger.Actionf("annotating receiver %s in %s namespace", name, namespace)
+	var receiver notificationv1.Receiver
+	err = kubeClient.Get(ctx, namespacedName, &receiver)
+	if err != nil {
+		return err
+	}
+
+	if receiver.Annotations == nil {
+		receiver.Annotations = map[string]string{
+			meta.ReconcileAtAnnotation: time.Now().Format(time.RFC3339Nano),
+		}
+	} else {
+		receiver.Annotations[meta.ReconcileAtAnnotation] = time.Now().Format(time.RFC3339Nano)
+	}
+	if err := kubeClient.Update(ctx, &receiver); err != nil {
+		return err
+	}
+	logger.Successf("receiver annotated")
+
+	logger.Waitingf("waiting for reconciliation")
+	if err := wait.PollImmediate(pollInterval, timeout,
+		isReceiverReady(ctx, kubeClient, name, namespace)); err != nil {
+		return err
+	}
+
+	logger.Successf("receiver reconciliation completed")
+
+	return nil
+}

cmd/gotk/resume_receiver.go

@@ -0,0 +1,117 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+	"github.com/fluxcd/pkg/apis/meta"
+
+	"github.com/spf13/cobra"
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/apimachinery/pkg/util/wait"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var resumeReceiverCmd = &cobra.Command{
+	Use:     "receiver [name]",
+	Aliases: []string{"rcv"},
+	Short:   "Resume a suspended Receiver",
+	Long: `The resume command marks a previously suspended Receiver resource for reconciliation and waits for it to
+finish the apply.`,
+	Example: `  # Resume reconciliation for an existing Receiver
+  gotk resume rcv main
+`,
+	RunE: resumeReceiverCmdRun,
+}
+
+func init() {
+	resumeCmd.AddCommand(resumeReceiverCmd)
+}
+
+func resumeReceiverCmdRun(cmd *cobra.Command, args []string) error {
+	if len(args) < 1 {
+		return fmt.Errorf("Receiver name is required")
+	}
+	name := args[0]
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	namespacedName := types.NamespacedName{
+		Namespace: namespace,
+		Name:      name,
+	}
+	var receiver notificationv1.Receiver
+	err = kubeClient.Get(ctx, namespacedName, &receiver)
+	if err != nil {
+		return err
+	}
+
+	logger.Actionf("resuming Receiver %s in %s namespace", name, namespace)
+	receiver.Spec.Suspend = false
+	if err := kubeClient.Update(ctx, &receiver); err != nil {
+		return err
+	}
+	logger.Successf("Receiver resumed")
+
+	logger.Waitingf("waiting for Receiver reconciliation")
+	if err := wait.PollImmediate(pollInterval, timeout,
+		isReceiverResumed(ctx, kubeClient, name, namespace)); err != nil {
+		return err
+	}
+
+	logger.Successf("Receiver reconciliation completed")
+
+	return nil
+}
+
+func isReceiverResumed(ctx context.Context, kubeClient client.Client, name, namespace string) wait.ConditionFunc {
+	return func() (bool, error) {
+		var receiver notificationv1.Receiver
+		namespacedName := types.NamespacedName{
+			Namespace: namespace,
+			Name:      name,
+		}
+
+		err := kubeClient.Get(ctx, namespacedName, &receiver)
+		if err != nil {
+			return false, err
+		}
+
+		if c := meta.GetCondition(receiver.Status.Conditions, meta.ReadyCondition); c != nil {
+			switch c.Status {
+			case corev1.ConditionTrue:
+				return true, nil
+			case corev1.ConditionFalse:
+				if c.Reason == meta.SuspendedReason {
+					return false, nil
+				}
+				return false, fmt.Errorf(c.Message)
+			}
+		}
+		return false, nil
+	}
+}

cmd/gotk/suspend_alert.go

@@ -26,24 +26,24 @@ import (
 	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
 )
 
-var suspendAlertCmd = &cobra.Command{
-	Use:     "alert [name]",
-	Aliases: []string{},
-	Short:   "Suspend reconciliation of Alert",
-	Long:    "The suspend command disables the reconciliation of a Alert resource.",
-	Example: `  # Suspend reconciliation for an existing Alert
-  gotk suspend alert main
+var suspendReceiverCmd = &cobra.Command{
+	Use:     "receiver [name]",
+	Aliases: []string{"rcv"},
+	Short:   "Suspend reconciliation of Receiver",
+	Long:    "The suspend command disables the reconciliation of a Receiver resource.",
+	Example: `  # Suspend reconciliation for an existing Receiver
+  gotk suspend receiver main
 `,
-	RunE: suspendAlertCmdRun,
+	RunE: suspendReceiverCmdRun,
 }
 
 func init() {
-	suspendCmd.AddCommand(suspendAlertCmd)
+	suspendCmd.AddCommand(suspendReceiverCmd)
 }
 
-func suspendAlertCmdRun(cmd *cobra.Command, args []string) error {
+func suspendReceiverCmdRun(cmd *cobra.Command, args []string) error {
 	if len(args) < 1 {
-		return fmt.Errorf("Alert name is required")
+		return fmt.Errorf("Receiver name is required")
 	}
 	name := args[0]
 
@@ -59,18 +59,18 @@ func suspendAlertCmdRun(cmd *cobra.Command, args []string) error {
 		Namespace: namespace,
 		Name:      name,
 	}
-	var alert notificationv1.Alert
-	err = kubeClient.Get(ctx, namespacedName, &alert)
+	var receiver notificationv1.Receiver
+	err = kubeClient.Get(ctx, namespacedName, &receiver)
 	if err != nil {
 		return err
 	}
 
-	logger.Actionf("suspending Alert %s in %s namespace", name, namespace)
-	alert.Spec.Suspend = true
-	if err := kubeClient.Update(ctx, &alert); err != nil {
+	logger.Actionf("suspending Receiver %s in %s namespace", name, namespace)
+	receiver.Spec.Suspend = true
+	if err := kubeClient.Update(ctx, &receiver); err != nil {
 		return err
 	}
-	logger.Successf("Alert suspended")
+	logger.Successf("Receiver suspended")
 
 	return nil
 }

cmd/gotk/suspend_receiver.go

@@ -0,0 +1,76 @@
+/*
+Copyright 2020 The Flux CD contributors.
+
+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 (
+	"context"
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"k8s.io/apimachinery/pkg/types"
+
+	notificationv1 "github.com/fluxcd/notification-controller/api/v1beta1"
+)
+
+var suspendAlertCmd = &cobra.Command{
+	Use:     "alert [name]",
+	Aliases: []string{},
+	Short:   "Suspend reconciliation of Alert",
+	Long:    "The suspend command disables the reconciliation of a Alert resource.",
+	Example: `  # Suspend reconciliation for an existing Alert
+  gotk suspend alert main
+`,
+	RunE: suspendAlertCmdRun,
+}
+
+func init() {
+	suspendCmd.AddCommand(suspendAlertCmd)
+}
+
+func suspendAlertCmdRun(cmd *cobra.Command, args []string) error {
+	if len(args) < 1 {
+		return fmt.Errorf("Alert name is required")
+	}
+	name := args[0]
+
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	kubeClient, err := utils.kubeClient(kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	namespacedName := types.NamespacedName{
+		Namespace: namespace,
+		Name:      name,
+	}
+	var alert notificationv1.Alert
+	err = kubeClient.Get(ctx, namespacedName, &alert)
+	if err != nil {
+		return err
+	}
+
+	logger.Actionf("suspending Alert %s in %s namespace", name, namespace)
+	alert.Spec.Suspend = true
+	if err := kubeClient.Update(ctx, &alert); err != nil {
+		return err
+	}
+	logger.Successf("Alert suspended")
+
+	return nil
+}