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ADD Dataload-Manager Model #16
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,5 @@ | ||
| FROM alpine:latest | ||
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| COPY ./_build/dataload-init / | ||
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| ENTRYPOINT [ "/dataload-init" ] |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,5 @@ | ||
| FROM alpine:latest | ||
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| COPY ./_build/datamanager / | ||
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| ENTRYPOINT [ "/dataload-init" ] |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,9 @@ | ||
| FROM centos:7 | ||
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| RUN yum install -y wget | ||
| RUN wget https://github.com/juicedata/juicesync/releases/download/v1.1.1/juicesync-1.1.1-linux-arm64.tar.gz | ||
| RUN tar zxf juicesync-1.1.1-linux-arm64.tar.gz && mv juicesync /usr/bin && chmod +x /usr/bin/juicesync | ||
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| COPY ./_build/dataload-manager / | ||
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| ENTRYPOINT [ "/dataload-manager" ] |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,8 @@ | ||
| FROM alpine:latest | ||
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| RUN wget https://github.com/juicedata/juicesync/releases/download/v1.1.1/juicesync-1.1.1-linux-arm64.tar.gz | ||
| RUN tar zxf juicesync-1.1.1-linux-arm64.tar.gz && mv juicesync /usr/bin && chmod +x /usr/bin/juicesync | ||
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| COPY ./_build/dataload-manager / | ||
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| ENTRYPOINT [ "/dataload-manager" ] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| package main | ||
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| import ( | ||
| "context" | ||
| "flag" | ||
| "fmt" | ||
| datastorev1alpha1 "github.com/hwameistor/datastore/pkg/apis/client/clientset/versioned/typed/datastore/v1alpha1" | ||
| datastore "github.com/hwameistor/datastore/pkg/apis/datastore/v1alpha1" | ||
| log "github.com/sirupsen/logrus" | ||
| corev1 "k8s.io/api/core/v1" | ||
| "k8s.io/apimachinery/pkg/api/errors" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/apimachinery/pkg/watch" | ||
| "k8s.io/client-go/kubernetes" | ||
| v1 "k8s.io/client-go/kubernetes/typed/core/v1" | ||
| "k8s.io/client-go/rest" | ||
| "os" | ||
| "time" | ||
| ) | ||
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| var ( | ||
| nodeName = flag.String("nodename", "", "Node name") | ||
| subDir = flag.String("subdir", "", "subdir") | ||
| ) | ||
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| const ( | ||
| NameSpaceEnvVar = "NAMESPACE" | ||
| pvcNameEnvVar = "PVC_NAME" | ||
| apiGroup = "example.com" | ||
| version = "v1alpha1" | ||
| ) | ||
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| func main() { | ||
| flag.Parse() | ||
| if *nodeName == "" { | ||
| log.WithFields(log.Fields{"nodename": *nodeName}).Error("Invalid node name") | ||
| os.Exit(1) | ||
| } | ||
| if *subDir == "" { | ||
| log.WithFields(log.Fields{"subdir": *subDir}).Error("Invalid subdir path") | ||
| os.Exit(1) | ||
| } | ||
| namespace := os.Getenv(NameSpaceEnvVar) | ||
| pvcName := os.Getenv(pvcNameEnvVar) | ||
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| if namespace == "" || pvcName == "" { | ||
| log.Fatal("Namespace or PVC Name environment variables are not set.") | ||
| } | ||
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| config, err := getConfig() | ||
| if err != nil { | ||
| log.WithError(err).Fatal("Failed to get Kubernetes configuration") | ||
| } | ||
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| clientset, err := kubernetes.NewForConfig(config) | ||
| if err != nil { | ||
| log.WithError(err).Fatal("Failed to create Kubernetes clientset") | ||
| } | ||
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| pvcClient := clientset.CoreV1().PersistentVolumeClaims(namespace) | ||
| pvc, err := getPersistentVolumeClaim(pvcClient, pvcName) | ||
| if err != nil { | ||
| log.WithError(err).Error("Failed to get PVC") | ||
| return | ||
| } | ||
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| dataSetName := pvc.Spec.VolumeName | ||
| dataLoadRequest := createDataLoadRequest(dataSetName, *subDir) | ||
| dsClient, err := datastorev1alpha1.NewForConfig(config) | ||
| watcher, err := watchCustomResource(dsClient, namespace, dataSetName) | ||
| if err != nil { | ||
| log.WithError(err).Error("Failed to start watching custom resource") | ||
| return | ||
| } | ||
| defer watcher.Stop() | ||
| // 开始计时 | ||
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| start := time.Now() | ||
| if err := createCustomResource(dsClient, dataLoadRequest, namespace); err != nil { | ||
| log.WithError(err).Error("Failed to create custom resource") | ||
| return | ||
| } | ||
| fmt.Println("Created custom resource") | ||
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| for event := range watcher.ResultChan() { | ||
| if event.Type == watch.Deleted { | ||
| fmt.Println("Custom resource deleted, exiting") | ||
| //计时结束 | ||
| end := time.Now() | ||
| duration := end.Sub(start) | ||
| fmt.Printf("DataLoad execution time: %s\n", duration) | ||
| return | ||
| } | ||
| } | ||
| } | ||
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| func getConfig() (*rest.Config, error) { | ||
| config, err := rest.InClusterConfig() | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to get in-cluster config: %w", err) | ||
| } | ||
| return config, nil | ||
| } | ||
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| func getPersistentVolumeClaim(pvcClient v1.PersistentVolumeClaimInterface, pvcName string) (*corev1.PersistentVolumeClaim, error) { | ||
| return pvcClient.Get(context.TODO(), pvcName, metav1.GetOptions{}) | ||
| } | ||
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| func createDataLoadRequest(dataSetName, subDir string) *datastore.DataLoadRequest { | ||
| return &datastore.DataLoadRequest{ | ||
| TypeMeta: metav1.TypeMeta{ | ||
| APIVersion: fmt.Sprintf("%s/%s", apiGroup, version), | ||
| Kind: "DataLoadRequest", | ||
| }, | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Name: dataSetName, | ||
| }, | ||
| Spec: datastore.DataLoadRequestSpec{ | ||
| IsGlobal: true, | ||
| Node: *nodeName, | ||
| DataSet: dataSetName, | ||
| SubDir: subDir, | ||
| }, | ||
| Status: datastore.DataLoadRequestStatus{ | ||
| State: datastore.OperationStateStart, | ||
| }, | ||
| } | ||
| } | ||
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| func createCustomResource(dsClient datastorev1alpha1.DatastoreV1alpha1Interface, dataLoadRequest *datastore.DataLoadRequest, namespace string) error { | ||
| _, err := dsClient.DataLoadRequests(namespace).Create(context.Background(), dataLoadRequest, metav1.CreateOptions{}) | ||
| if err != nil && !errors.IsAlreadyExists(err) { | ||
| return fmt.Errorf("failed to create custom resource: %w", err) | ||
| } | ||
| return nil | ||
| } | ||
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| func watchCustomResource(dsClient datastorev1alpha1.DatastoreV1alpha1Interface, namespace, resourceName string) (watch.Interface, error) { | ||
| return dsClient.DataLoadRequests(namespace).Watch(context.TODO(), metav1.ListOptions{ | ||
| FieldSelector: fmt.Sprintf("metadata.name=%s", resourceName), | ||
| }) | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| package main | ||
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| import ( | ||
| "context" | ||
| "flag" | ||
| "fmt" | ||
| dataloadManager "github.com/hwameistor/datastore/pkg/dataload-manager" | ||
| "github.com/kubernetes-csi/csi-lib-utils/leaderelection" | ||
| log "github.com/sirupsen/logrus" | ||
| "k8s.io/client-go/informers" | ||
| "strings" | ||
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| "k8s.io/client-go/kubernetes" | ||
| "k8s.io/client-go/rest" | ||
| "k8s.io/client-go/tools/clientcmd" | ||
| "k8s.io/klog/v2" | ||
| "os" | ||
| "time" | ||
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| dsclientset "github.com/hwameistor/datastore/pkg/apis/client/clientset/versioned" | ||
| dsinformers "github.com/hwameistor/datastore/pkg/apis/client/informers/externalversions" | ||
| ) | ||
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| var ( | ||
| showVersion = flag.Bool("version", false, "Show version.") | ||
| enableLeaderElection = flag.Bool("leader-election", false, "Enable leader election.") | ||
| kubeconfig = flag.String("kubeconfig", "", "Absolute path to the kubeconfig file. Required only when running out of cluster.") | ||
| rsync = flag.Duration("rsync", 10*time.Minute, "Rsync interval of the controller.") | ||
| nodeName = flag.String("nodename", "", "Node name") | ||
| version = "unknown" | ||
| ) | ||
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| func main() { | ||
| klog.InitFlags(nil) | ||
| flag.Set("logtostderr", "true") | ||
| flag.Parse() | ||
| klog.Infof("args: %s", strings.Join(os.Args, " ")) | ||
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| if *showVersion { | ||
| fmt.Println(os.Args[0], version) | ||
| return | ||
| } | ||
| klog.Infof("Version: %s", version) | ||
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| if *nodeName == "" { | ||
| log.WithFields(log.Fields{"nodename": *nodeName}).Error("Invalid node name") | ||
| os.Exit(1) | ||
| } | ||
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| // Create the client config. Use kubeconfig if given, otherwise assume in-cluster. | ||
| config, err := buildConfig(*kubeconfig) | ||
| if err != nil { | ||
| klog.Error(err.Error()) | ||
| os.Exit(1) | ||
| } | ||
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| // Create the kubeClientset for in-cluster resources | ||
| kubeClientset, err := kubernetes.NewForConfig(config) | ||
| if err != nil { | ||
| klog.Error(err.Error()) | ||
| os.Exit(1) | ||
| } | ||
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| // Create the kubeClientset for datastore resources | ||
| dsClient, err := dsclientset.NewForConfig(config) | ||
| if err != nil { | ||
| klog.Error(err.Error()) | ||
| os.Exit(1) | ||
| } | ||
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| // Create the kubeClientset for datastore resources | ||
| coreFactory := informers.NewSharedInformerFactory(kubeClientset, *rsync) | ||
| dsFactory := dsinformers.NewSharedInformerFactory(dsClient, *rsync) | ||
| dataLoadRequestInformer := dsFactory.Datastore().V1alpha1().DataLoadRequests() | ||
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| ctr := dataloadManager.New(*nodeName, kubeClientset, dsClient, dataLoadRequestInformer) | ||
| run := func(ctx context.Context) { | ||
| stopCh := ctx.Done() | ||
| dsFactory.Start(stopCh) | ||
| coreFactory.Start(stopCh) | ||
| ctr.Run(stopCh) | ||
| } | ||
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| leClientset, err := kubernetes.NewForConfig(config) | ||
| if err != nil { | ||
| klog.Fatalf("Failed to create leaderelection client: %v", err) | ||
| } | ||
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| if *enableLeaderElection { | ||
| lockName := "hwameistor-dataload-manager-node" | ||
| le := leaderelection.NewLeaderElection(leClientset, lockName, run) | ||
| if err = le.Run(); err != nil { | ||
| klog.Fatalf("Failed to initialize leader election: %v", err) | ||
| } | ||
| } else { | ||
| run(context.TODO()) | ||
| } | ||
| } | ||
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| func buildConfig(kubeconfig string) (*rest.Config, error) { | ||
| if kubeconfig != "" { | ||
| return clientcmd.BuildConfigFromFlags("", kubeconfig) | ||
| } | ||
| return rest.InClusterConfig() | ||
| } |
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alpine is a better choice for base-image than centos :-)