96 lines
3.8 KiB
Go
96 lines
3.8 KiB
Go
/*
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Copyright 2023 The Karmada Authors.
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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 metricsadapter
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import (
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"fmt"
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appsv1 "k8s.io/api/apps/v1"
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corev1 "k8s.io/api/core/v1"
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kuberuntime "k8s.io/apimachinery/pkg/runtime"
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clientset "k8s.io/client-go/kubernetes"
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clientsetscheme "k8s.io/client-go/kubernetes/scheme"
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operatorv1alpha1 "github.com/karmada-io/karmada/operator/pkg/apis/operator/v1alpha1"
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"github.com/karmada-io/karmada/operator/pkg/util"
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"github.com/karmada-io/karmada/operator/pkg/util/apiclient"
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"github.com/karmada-io/karmada/operator/pkg/util/patcher"
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)
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// EnsureKarmadaMetricAdapter creates karmada-metric-adapter deployment and service resource.
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func EnsureKarmadaMetricAdapter(client clientset.Interface, cfg *operatorv1alpha1.KarmadaMetricsAdapter, name, namespace string) error {
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if err := installKarmadaMetricAdapter(client, cfg, name, namespace); err != nil {
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return err
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}
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return createKarmadaMetricAdapterService(client, name, namespace)
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}
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func installKarmadaMetricAdapter(client clientset.Interface, cfg *operatorv1alpha1.KarmadaMetricsAdapter, name, namespace string) error {
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metricAdapterBytes, err := util.ParseTemplate(KarmadaMetricsAdapterDeployment, struct {
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DeploymentName, Namespace, Image, ImagePullPolicy string
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KubeconfigSecret, KarmadaCertsSecret string
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Replicas *int32
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}{
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DeploymentName: util.KarmadaMetricsAdapterName(name),
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Namespace: namespace,
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Image: cfg.Image.Name(),
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ImagePullPolicy: string(cfg.ImagePullPolicy),
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Replicas: cfg.Replicas,
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KubeconfigSecret: util.ComponentKarmadaConfigSecretName(util.KarmadaMetricsAdapterName(name)),
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KarmadaCertsSecret: util.KarmadaCertSecretName(name),
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})
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if err != nil {
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return fmt.Errorf("error when parsing KarmadaMetricAdapter Deployment template: %w", err)
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}
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metricAdapter := &appsv1.Deployment{}
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if err := kuberuntime.DecodeInto(clientsetscheme.Codecs.UniversalDecoder(), metricAdapterBytes, metricAdapter); err != nil {
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return fmt.Errorf("err when decoding KarmadaMetricAdapter Deployment: %w", err)
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}
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patcher.NewPatcher().WithAnnotations(cfg.Annotations).WithLabels(cfg.Labels).WithPriorityClassName(cfg.CommonSettings.PriorityClassName).
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WithResources(cfg.Resources).ForDeployment(metricAdapter)
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if err := apiclient.CreateOrUpdateDeployment(client, metricAdapter); err != nil {
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return fmt.Errorf("error when creating deployment for %s, err: %w", metricAdapter.Name, err)
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}
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return nil
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}
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func createKarmadaMetricAdapterService(client clientset.Interface, name, namespace string) error {
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metricAdapterServiceBytes, err := util.ParseTemplate(KarmadaMetricsAdapterService, struct {
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ServiceName, Namespace string
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}{
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ServiceName: util.KarmadaMetricsAdapterName(name),
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Namespace: namespace,
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})
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if err != nil {
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return fmt.Errorf("error when parsing KarmadaMetricAdapter Service template: %w", err)
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}
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metricAdapterService := &corev1.Service{}
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if err := kuberuntime.DecodeInto(clientsetscheme.Codecs.UniversalDecoder(), metricAdapterServiceBytes, metricAdapterService); err != nil {
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return fmt.Errorf("err when decoding KarmadaMetricAdapter Service: %w", err)
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}
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if err := apiclient.CreateOrUpdateService(client, metricAdapterService); err != nil {
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return fmt.Errorf("err when creating service for %s, err: %w", metricAdapterService.Name, err)
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}
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return nil
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}
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