| // Copyright Istio 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 mesh |
| |
| import ( |
| "fmt" |
| "strings" |
| ) |
| |
| import ( |
| "github.com/fatih/color" |
| "github.com/spf13/cobra" |
| "istio.io/api/operator/v1alpha1" |
| buildversion "istio.io/pkg/version" |
| ) |
| |
| import ( |
| iopv1alpha1 "github.com/apache/dubbo-go-pixiu/operator/pkg/apis/istio/v1alpha1" |
| "github.com/apache/dubbo-go-pixiu/operator/pkg/name" |
| "github.com/apache/dubbo-go-pixiu/operator/pkg/translate" |
| "github.com/apache/dubbo-go-pixiu/operator/pkg/util/clog" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/labels" |
| ) |
| |
| type operatorInitArgs struct { |
| // inFilenames is the path to the input IstioOperator CR. |
| inFilename string |
| // kubeConfigPath is the path to kube config file. |
| kubeConfigPath string |
| // context is the cluster context in the kube config. |
| context string |
| |
| // common is shared operator args |
| common operatorCommonArgs |
| } |
| |
| // kubeClients is a unit test override variable for client interfaces creation. |
| var kubeClients = KubernetesClients |
| |
| func addOperatorInitFlags(cmd *cobra.Command, args *operatorInitArgs) { |
| hub, tag := buildversion.DockerInfo.Hub, buildversion.DockerInfo.Tag |
| |
| cmd.PersistentFlags().StringVarP(&args.inFilename, "filename", "f", "", filenameFlagHelpStr) |
| cmd.PersistentFlags().StringVarP(&args.kubeConfigPath, "kubeconfig", "c", "", KubeConfigFlagHelpStr) |
| cmd.PersistentFlags().StringVar(&args.context, "context", "", ContextFlagHelpStr) |
| cmd.PersistentFlags().StringVar(&args.common.hub, "hub", hub, HubFlagHelpStr) |
| cmd.PersistentFlags().StringVar(&args.common.tag, "tag", tag, TagFlagHelpStr) |
| cmd.PersistentFlags().StringSliceVar(&args.common.imagePullSecrets, "imagePullSecrets", nil, ImagePullSecretsHelpStr) |
| cmd.PersistentFlags().StringVar(&args.common.operatorNamespace, "operatorNamespace", operatorDefaultNamespace, OperatorNamespaceHelpstr) |
| cmd.PersistentFlags().StringVar(&args.common.watchedNamespaces, "watchedNamespaces", istioDefaultNamespace, |
| "The namespaces the operator controller watches, could be namespace list separated by comma, eg. 'ns1,ns2'") |
| cmd.PersistentFlags().StringVarP(&args.common.manifestsPath, "charts", "", "", ChartsDeprecatedStr) |
| cmd.PersistentFlags().StringVarP(&args.common.manifestsPath, "manifests", "d", "", ManifestsFlagHelpStr) |
| cmd.PersistentFlags().StringVarP(&args.common.revision, "revision", "r", "", OperatorRevFlagHelpStr) |
| } |
| |
| func operatorInitCmd(rootArgs *RootArgs, oiArgs *operatorInitArgs) *cobra.Command { |
| return &cobra.Command{ |
| Use: "init", |
| Short: "Installs the Istio operator controller in the cluster.", |
| Long: "The init subcommand installs the Istio operator controller in the cluster.", |
| Args: cobra.ExactArgs(0), |
| PreRunE: func(cmd *cobra.Command, args []string) error { |
| if !labels.IsDNS1123Label(oiArgs.common.revision) && cmd.PersistentFlags().Changed("revision") { |
| return fmt.Errorf("invalid revision specified: %v", oiArgs.common.revision) |
| } |
| return nil |
| }, |
| Run: func(cmd *cobra.Command, args []string) { |
| l := clog.NewConsoleLogger(cmd.OutOrStdout(), cmd.ErrOrStderr(), installerScope) |
| operatorInit(rootArgs, oiArgs, l) |
| }, |
| } |
| } |
| |
| // operatorInit installs the Istio operator controller into the cluster. |
| func operatorInit(args *RootArgs, oiArgs *operatorInitArgs, l clog.Logger) { |
| initLogsOrExit(args) |
| |
| kubeClient, client, err := kubeClients(oiArgs.kubeConfigPath, oiArgs.context, l) |
| if err != nil { |
| l.LogAndFatal(err) |
| } |
| // Error here likely indicates Deployment is missing. If some other K8s error, we will hit it again later. |
| already, _ := isControllerInstalled(kubeClient, oiArgs.common.operatorNamespace, oiArgs.common.revision) |
| if already { |
| l.LogAndPrintf("Operator controller is already installed in %s namespace.", oiArgs.common.operatorNamespace) |
| l.LogAndPrintf("Upgrading operator controller in namespace: %s using image: %s/operator:%s", |
| oiArgs.common.operatorNamespace, oiArgs.common.hub, oiArgs.common.tag) |
| } else { |
| l.LogAndPrintf("Installing operator controller in namespace: %s using image: %s/operator:%s", |
| oiArgs.common.operatorNamespace, oiArgs.common.hub, oiArgs.common.tag) |
| } |
| |
| l.LogAndPrintf("Operator controller will watch namespaces: %s", oiArgs.common.watchedNamespaces) |
| |
| vals, mstr, err := renderOperatorManifest(args, &oiArgs.common) |
| if err != nil { |
| l.LogAndFatal(err) |
| } |
| |
| installerScope.Debugf("Installing operator charts with the following values:\n%s", vals) |
| installerScope.Debugf("Using the following manifest to install operator:\n%s\n", mstr) |
| |
| opts := &applyOptions{ |
| DryRun: args.DryRun, |
| Kubeconfig: oiArgs.kubeConfigPath, |
| Context: oiArgs.context, |
| } |
| |
| // If CR was passed, we must create a namespace for it and install CR into it. |
| customResource, istioNamespace, err := getCRAndNamespaceFromFile(oiArgs.inFilename, l) |
| if err != nil { |
| l.LogAndFatal(err) |
| } |
| var iop *iopv1alpha1.IstioOperator |
| if oiArgs.common.revision != "" { |
| emptyiops := &v1alpha1.IstioOperatorSpec{Profile: "empty", Revision: oiArgs.common.revision} |
| iop, err = translate.IOPStoIOP(emptyiops, "", "") |
| if err != nil { |
| l.LogAndFatal(err) |
| } |
| } |
| |
| if err := createNamespace(kubeClient, oiArgs.common.operatorNamespace, "", opts.DryRun); err != nil { |
| l.LogAndFatal(err) |
| } |
| |
| // create watched namespaces |
| namespaces := strings.Split(oiArgs.common.watchedNamespaces, ",") |
| // if the namespace in the CR is provided, consider creating it too. |
| if istioNamespace != "" { |
| namespaces = append(namespaces, istioNamespace) |
| } |
| for _, ns := range namespaces { |
| if err := createNamespace(kubeClient, ns, "", opts.DryRun); err != nil { |
| l.LogAndFatal(err) |
| } |
| } |
| |
| if err := applyManifest(kubeClient, client, mstr, name.IstioOperatorComponentName, opts, iop, l); err != nil { |
| l.LogAndFatal(err) |
| } |
| |
| if customResource != "" { |
| if err := applyManifest(kubeClient, client, customResource, name.IstioOperatorComponentName, opts, iop, l); err != nil { |
| l.LogAndFatal(err) |
| } |
| } |
| |
| l.LogAndPrint(color.New(color.FgGreen).Sprint("✔ ") + installationCompleteStr) |
| } |