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Merge pull request #46 from heliapb/feat/add_prom_agent
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| // 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 RunPrometheusAgentAnalyzer(ctx context.Context, clientSets *k8sutil.ClientSets, name, namespace string) error { | ||
| prometheusagent, err := clientSets.MClient.MonitoringV1alpha1().PrometheusAgents(namespace).Get(ctx, name, metav1.GetOptions{}) | ||
| if err != nil { | ||
| if errors.IsNotFound(err) { | ||
| return fmt.Errorf("prometheus %s not found in namespace %s", name, namespace) | ||
| } | ||
| return fmt.Errorf("error while getting Prometheus: %v", err) | ||
| } | ||
|
|
||
| cRb, err := clientSets.KClient.RbacV1().ClusterRoleBindings().List(ctx, metav1.ListOptions{ | ||
| LabelSelector: "name=prometheus-agent", | ||
| }) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to list RoleBindings: %w", err) | ||
| } | ||
|
|
||
| if !k8sutil.IsServiceAccountBoundToRoleBindingList(cRb, prometheusagent.Spec.ServiceAccountName) { | ||
| return fmt.Errorf("serviceAccount %s is not bound to any RoleBindings", prometheusagent.Spec.ServiceAccountName) | ||
| } | ||
|
|
||
| for _, crb := range cRb.Items { | ||
| cr, err := clientSets.KClient.RbacV1().ClusterRoles().Get(ctx, crb.RoleRef.Name, metav1.GetOptions{}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get ClusterRole %s", crb.RoleRef.Name) | ||
| } | ||
|
|
||
| err = k8sutil.CheckPrometheusClusterRoleRules(crb, cr) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceNamespaceSelectors(ctx, *clientSets, prometheusagent.Spec.PodMonitorNamespaceSelector); err != nil { | ||
| return fmt.Errorf("podMonitorNamespaceSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceNamespaceSelectors(ctx, *clientSets, prometheusagent.Spec.ProbeNamespaceSelector); err != nil { | ||
| return fmt.Errorf("probeNamespaceSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceNamespaceSelectors(ctx, *clientSets, prometheusagent.Spec.ServiceMonitorNamespaceSelector); err != nil { | ||
| return fmt.Errorf("serviceMonitorNamespaceSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceNamespaceSelectors(ctx, *clientSets, prometheusagent.Spec.ScrapeConfigNamespaceSelector); err != nil { | ||
| return fmt.Errorf("scrapeConfigNamespaceSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceLabelSelectors(ctx, *clientSets, prometheusagent.Spec.ServiceMonitorSelector, k8sutil.ServiceMonitor, namespace); err != nil { | ||
| return fmt.Errorf("serviceMonitorSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceLabelSelectors(ctx, *clientSets, prometheusagent.Spec.PodMonitorSelector, k8sutil.PodMonitor, namespace); err != nil { | ||
| return fmt.Errorf("podMonitorSelector is not properly defined: %s", err) | ||
| } | ||
|
|
||
| if err := k8sutil.CheckResourceLabelSelectors(ctx, *clientSets, prometheusagent.Spec.ProbeSelector, k8sutil.Probe, namespace); err != nil { | ||
| return fmt.Errorf("probeSelector is not properly defined: %s", err) | ||
| } | ||
|
|
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| if err := k8sutil.CheckResourceLabelSelectors(ctx, *clientSets, prometheusagent.Spec.ScrapeConfigSelector, k8sutil.ScrapeConfig, namespace); err != nil { | ||
| return fmt.Errorf("scrapeConfigSelector is not properly defined: %s", err) | ||
| } | ||
|
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| slog.Info("prometheusagent Agent is compliant, no issues found", "name", name, "namespace", namespace) | ||
| return nil | ||
| } |
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