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Signed-off-by: Hélia Barroso <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| // Copyright 2024 The prometheus-operator Authors | ||
| // | ||
| // 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 analyzers | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "log/slog" | ||
|
|
||
| "github.com/prometheus-operator/poctl/internal/k8sutil" | ||
| "k8s.io/apimachinery/pkg/api/errors" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| ) | ||
|
|
||
| func RunAlertmanagerAnalyzer(ctx context.Context, clientSets *k8sutil.ClientSets, name, namespace string) error { | ||
| alertmanager, err := clientSets.MClient.MonitoringV1().Alertmanagers(namespace).Get(ctx, name, metav1.GetOptions{}) | ||
| if err != nil { | ||
| if errors.IsNotFound(err) { | ||
| return fmt.Errorf("alertmanager %s not found in namespace %s", name, namespace) | ||
| } | ||
| return fmt.Errorf("error while getting Alertmanager: %v", err) | ||
| } | ||
|
|
||
| _, err = clientSets.KClient.CoreV1().ServiceAccounts(namespace).Get(ctx, alertmanager.Spec.ServiceAccountName, metav1.GetOptions{}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to list ServiceAcounts: %w", err) | ||
| } | ||
|
|
||
| if alertmanager.Spec.AlertmanagerConfigSelector == nil && alertmanager.Spec.AlertmanagerConfiguration == nil { | ||
| if alertmanager.Spec.ConfigSecret != "" { | ||
| // use provided config secret | ||
| if err := checkAlertmanagerSecret(ctx, clientSets, alertmanager.Spec.ConfigSecret, namespace, "alertmanager.yaml"); err != nil { | ||
| return fmt.Errorf("error checking Alertmanager secret: %w", err) | ||
| } | ||
| } else if alertmanager.Spec.ConfigSecret == "" { | ||
| // use the default generated secret from pkg/alertmanager/statefulset.go | ||
| amConfigSecretName := fmt.Sprintf("alertmanager-%s-generated", alertmanager.Name) | ||
| if err := checkAlertmanagerSecret(ctx, clientSets, amConfigSecretName, namespace, "alertmanager.yaml.gz"); err != nil { | ||
| return fmt.Errorf("error checking Alertmanager secret: %w", err) | ||
| } | ||
| } | ||
| } | ||
| // If 'AlertmanagerConfigNamespaceSelector' is nil, only check own namespace. | ||
| if alertmanager.Spec.AlertmanagerConfigNamespaceSelector != nil { | ||
| if err := k8sutil.CheckResourceNamespaceSelectors(ctx, *clientSets, alertmanager.Spec.AlertmanagerConfigNamespaceSelector); err != nil { | ||
| return fmt.Errorf("AlertmanagerConfigNamespaceSelector is not properly defined: %s", err) | ||
| } | ||
| } //else if alertmanager.Spec.AlertmanagerConfigNamespaceSelector == nil { | ||
|
|
||
| //} | ||
|
|
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| slog.Info("Alertmanager is compliant, no issues found", "name", name, "namespace", namespace) | ||
| return nil | ||
| } | ||
|
|
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| func checkAlertmanagerSecret(ctx context.Context, clientSets *k8sutil.ClientSets, secretName, namespace string, secretData string) error { | ||
| alertmanagerSecret, err := clientSets.KClient.CoreV1().Secrets(namespace).Get(ctx, secretName, metav1.GetOptions{}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get alertmanager secret %s %v", secretName, err) | ||
| } | ||
| if len(alertmanagerSecret.Data) == 0 { | ||
| return fmt.Errorf("alertmanager Secret %s is empty", secretName) | ||
| } | ||
| _, found := alertmanagerSecret.Data[secretData] | ||
| if !found { | ||
| return fmt.Errorf("the %s key not found in Secret %s", secretData, secretName) | ||
| } | ||
| return nil | ||
| } |
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