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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "os" | ||
| "os/exec" | ||
| "strings" | ||
|
|
||
| csiaddonsv1alpha1 "github.com/csi-addons/kubernetes-csi-addons/api/csiaddons/v1alpha1" | ||
| "github.com/cybozu-go/neco" | ||
| "github.com/spf13/cobra" | ||
| storagev1 "k8s.io/api/storage/v1" | ||
| "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| clientgoscheme "k8s.io/client-go/kubernetes/scheme" | ||
| "k8s.io/client-go/tools/clientcmd" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
|
||
| var ( | ||
| nonGracefulNodeShutdownConfig = "/tmp/non-graceful-node-shutdown-config" | ||
| ) | ||
|
|
||
| var nonGracefulNodeShutdownCmd = &cobra.Command{ | ||
| Use: "non-graceful-node-shutdown", | ||
| Short: "non-Graceful Node Shutdown related commands", | ||
| Long: `non-Graceful Node Shutdown related commands.`, | ||
| } | ||
|
|
||
| type CephCluster struct { | ||
| Name string | ||
| NameSpace string | ||
| } | ||
|
|
||
| func issueAndLoadKubeconfigForNonGracefulNodeShutdown() (client.Client, error) { | ||
| scheme := runtime.NewScheme() | ||
| clientgoscheme.AddToScheme(scheme) | ||
| csiaddonsv1alpha1.AddToScheme(scheme) | ||
|
|
||
| stdout, err := os.Create(nonGracefulNodeShutdownConfig) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer stdout.Close() | ||
| issueCmd := exec.Command(neco.CKECLIBin, "kubernetes", "issue") | ||
| issueCmd.Stdout = stdout | ||
| err = issueCmd.Run() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| stdout.Sync() | ||
|
|
||
| config, err := clientcmd.BuildConfigFromFlags("", nonGracefulNodeShutdownConfig) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| kubeClient, err := client.New(config, client.Options{Scheme: scheme}) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return kubeClient, nil | ||
| } | ||
|
|
||
| func listRBDCephClusters(ctx context.Context, kubeClient client.Client) ([]CephCluster, error) { | ||
| cephClusters := []CephCluster{} | ||
| scs := &storagev1.StorageClassList{} | ||
| err := kubeClient.List(ctx, scs) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| cephClusterIDs := []string{} | ||
| for _, sc := range scs.Items { | ||
| if strings.HasSuffix(sc.Provisioner, "rbd.csi.ceph.com") { | ||
| cephClusterIDs = append(cephClusterIDs, sc.Parameters["clusterID"]) | ||
| } | ||
| } | ||
| for _, cephClusterID := range cephClusterIDs { | ||
| cephCluster := &unstructured.UnstructuredList{} | ||
| cephCluster.SetAPIVersion("ceph.rook.io/v1") | ||
| cephCluster.SetKind("CephCluster") | ||
| err = kubeClient.List(ctx, cephCluster, &client.ListOptions{Namespace: cephClusterID}) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if len(cephCluster.Items) != 1 { | ||
| return nil, errors.New("cephCluster is not found or multiple cephClusters are found") | ||
| } | ||
| cephClusters = append(cephClusters, CephCluster{Name: cephCluster.Items[0].GetName(), NameSpace: cephCluster.Items[0].GetNamespace()}) | ||
| } | ||
| return cephClusters, nil | ||
| } | ||
|
|
||
| func generateFenceName(clusterName, node string) string { | ||
| return clusterName + "-" + strings.Replace(node, ".", "-", -1) | ||
| } | ||
|
|
||
| func init() { | ||
| rootCmd.AddCommand(nonGracefulNodeShutdownCmd) | ||
| } |
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