Golang client.NewClient函数代码示例

func NewCmdVolumes(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "volumes",
		Short: "Creates a persisent volume for any pending persistance volume claims",
		Long:  `Creates a persisent volume for any pending persistance volume claims`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)
			ns, _, err := f.DefaultNamespace()
			if err != nil {
				util.Fatal("No default namespace")
			} else {

				found, pendingClaimNames := findPendingPVS(c, ns)
				if found {
					createPV(c, ns, pendingClaimNames, cmd)
				}
			}
		},
	}
	cmd.PersistentFlags().String(sshCommandFlag, "", "the ssh command to run commands inside the VM of the single node cluster")
	return cmd
}

// NewCmdService looks up the external service address and opens the URL
// Credits: https://github.com/kubernetes/minikube/blob/v0.9.0/cmd/minikube/cmd/service.go
func NewCmdService(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "service",
		Short: "Opens the specified Kubernetes service in your browser",
		Long:  `Opens the specified Kubernetes service in your browser`,

		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)

			ns := cmd.Flags().Lookup(namespaceCommandFlag).Value.String()
			if ns == "" {
				ns, _, _ = f.DefaultNamespace()
			}
			printURL := cmd.Flags().Lookup(urlCommandFlag).Value.String() == "true"
			retry := cmd.Flags().Lookup(retryFlag).Value.String() == "true"
			if len(args) == 1 {
				openService(ns, args[0], c, printURL, retry)
			} else {
				util.Fatalf("Please choose a service, found %v arguments\n", len(args))
			}
		},
	}
	cmd.PersistentFlags().StringP(namespaceCommandFlag, "n", "default", "The service namespace")
	cmd.PersistentFlags().BoolP(urlCommandFlag, "u", false, "Display the kubernetes service exposed URL in the CLI instead of opening it in the default browser")
	cmd.PersistentFlags().Bool(retryFlag, true, "Retries to find the service if its not available just yet")
	return cmd
}

func NewCmdIngress(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "ingress",
		Short: "Creates any missing Ingress resources for services",
		Long:  `Creates any missing Ingress resources for Services which are of type LoadBalancer`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			ns, _, err := f.DefaultNamespace()
			if err != nil {
				util.Fatal("No default namespace")
				printResult("Get default namespace", Failure, err)
			} else {
				domain := cmd.Flags().Lookup(domainFlag).Value.String()

				util.Info("Setting up ingress on your ")
				util.Success(string(util.TypeOfMaster(c)))
				util.Info(" installation at ")
				util.Success(cfg.Host)
				util.Info(" in namespace ")
				util.Successf("%s at domain %s\n\n", ns, domain)
				err := createIngressForDomain(ns, domain, c, f)
				printError("Create Ingress", err)
			}
		},
	}
	cmd.PersistentFlags().StringP(domainFlag, "", defaultDomain(), "The domain to put the created routes inside")
	return cmd
}

func NewCmdVolume(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "volume",
		Short: "Creates a persisent volume for fabric8 apps needing persistent disk",
		Long:  `Creates a persisent volume so that the PersistentVolumeClaims in fabric8 apps can be satisfied when creating fabric8 apps`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			ns, _, err := f.DefaultNamespace()
			if err != nil {
				util.Fatal("No default namespace")
				printResult("Get default namespace", Failure, err)
			} else {
				util.Info("Creating a persistent volume for your ")
				util.Success(string(util.TypeOfMaster(c)))
				util.Info(" installation at ")
				util.Success(cfg.Host)
				util.Info(" in namespace ")
				util.Successf("%s\n\n", ns)

				r, err := createPersistentVolume(cmd, ns, c, f)
				printResult("Create PersistentVolume", r, err)
			}
		},
	}
	cmd.PersistentFlags().StringP(hostPathFlag, "", "", "Defines the host folder on which to define a persisent volume for single node setups")
	cmd.PersistentFlags().StringP(nameFlag, "", "fabric8", "The name of the PersistentVolume to create")
	return cmd
}

func NewCmdPull(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "pull [templateNames]",
		Short: "Pulls the docker images for the given templates",
		Long:  `Performs a docker pull on all the docker images referenced in the given templates to preload the local docker registry with images`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			if len(args) < 1 {
				util.Error("No template names specified!")
				cmd.Usage()
			} else {
				_, cfg := client.NewClient(f)
				oc, _ := client.NewOpenShiftClient(cfg)
				ns, _, err := f.DefaultNamespace()
				if err != nil {
					util.Fatal("No default namespace")
				} else {
					for _, template := range args {
						util.Info("Downloading docker images for template ")
						util.Success(template)
						util.Info("\n\n")

						r, err := downloadTemplateDockerImages(cmd, ns, oc, f, template)
						printResult("Download Docker images", r, err)
					}
				}
			}
		},
	}
	return cmd
}

func NewCmdRoutes(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "routes",
		Short: "Creates any missing Routes for services",
		Long:  `Creates any missing Route resources for Services which need to be exposed remotely`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			oc, _ := client.NewOpenShiftClient(cfg)
			ns, _, err := f.DefaultNamespace()
			if err != nil {
				util.Fatal("No default namespace")
				printResult("Get default namespace", Failure, err)
			} else {
				util.Info("Creating a persistent volume for your ")
				util.Success(string(util.TypeOfMaster(c)))
				util.Info(" installation at ")
				util.Success(cfg.Host)
				util.Info(" in namespace ")
				util.Successf("%s\n\n", ns)

				domain := cmd.Flags().Lookup(domainFlag).Value.String()

				err := createRoutesForDomain(ns, domain, c, oc, f)
				printError("Create Routes", err)
			}
		},
	}
	cmd.PersistentFlags().StringP(domainFlag, "", defaultDomain(), "The domain to put the created routes inside")
	return cmd
}

func NewCmdVolumes(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "volumes",
		Short: "Creates a persisent volume for any pending persistance volume claims",
		Long:  `Creates a persisent volume for any pending persistance volume claims`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)
			ns, _, err := f.DefaultNamespace()
			if err != nil {
				util.Fatal("No default namespace")
			} else {

				found, pvcs, pendingClaimNames := findPendingPVs(c, ns)
				if found {

					sshCommand := cmd.Flags().Lookup(sshCommandFlag).Value.String()

					createPV(c, ns, pendingClaimNames, sshCommand)
					items := pvcs.Items
					for _, item := range items {
						name := item.ObjectMeta.Name
						status := item.Status.Phase
						if status == api.ClaimPending || status == api.ClaimLost {
							err = c.PersistentVolumeClaims(ns).Delete(name)
							if err != nil {
								util.Infof("Error deleting PVC %s\n", name)
							} else {
								util.Infof("Recreating PVC %s\n", name)
								c.PersistentVolumeClaims(ns).Create(&api.PersistentVolumeClaim{
									ObjectMeta: api.ObjectMeta{
										Name:      name,
										Namespace: ns,
									},
									Spec: api.PersistentVolumeClaimSpec{
										VolumeName:  ns + "-" + name,
										AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
										Resources: api.ResourceRequirements{
											Requests: api.ResourceList{
												api.ResourceName(api.ResourceStorage): resource.MustParse("1Gi"),
											},
										},
									},
								})
							}
						}
					}
				}
			}
		},
	}
	cmd.PersistentFlags().String(sshCommandFlag, "", "the ssh command to run commands inside the VM of the single node cluster")
	return cmd
}

func NewCmdSecrets(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "secrets",
		Short: "Set up Secrets on your Kubernetes or OpenShift environment",
		Long:  `set up Secrets on your Kubernetes or OpenShift environment`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			ns, _, _ := f.DefaultNamespace()
			util.Info("Setting up secrets on your ")
			util.Success(string(util.TypeOfMaster(c)))
			util.Info(" installation at ")
			util.Success(cfg.Host)
			util.Info(" in namespace ")
			util.Successf("%s\n\n", ns)

			if confirmAction(cmd.Flags()) {
				typeOfMaster := util.TypeOfMaster(c)

				if typeOfMaster == util.Kubernetes {
					util.Fatal("Support for Kubernetes not yet available...\n")
				} else {
					oc, _ := client.NewOpenShiftClient(cfg)
					t := getTemplates(oc, ns)

					count := 0
					// get all the Templates and find the annotations on any Pods
					for _, i := range t.Items {
						// convert TemplateList.Objects to Kubernetes resources
						_ = runtime.DecodeList(i.Objects, api.Scheme, runtime.UnstructuredJSONScheme)
						for _, rc := range i.Objects {
							switch rc := rc.(type) {
							case *api.ReplicationController:
								for secretType, secretDataIdentifiers := range rc.Spec.Template.Annotations {
									count += createAndPrintSecrets(secretDataIdentifiers, secretType, c, f, cmd.Flags())
								}
							}
						}
					}

					if count == 0 {
						util.Info("No secrets created as no fabric8 secrets annotations found in the templates\n")
						util.Info("For more details see: https://github.com/fabric8io/fabric8/blob/master/docs/secretAnnotations.md\n")
					}
				}
			}
		},
	}
	cmd.PersistentFlags().BoolP("print-import-folder-structure", "", true, "Prints the folder structures that are being used by the template annotations to import secrets")
	cmd.PersistentFlags().BoolP("write-generated-keys", "", false, "Write generated secrets to the local filesystem")
	cmd.PersistentFlags().BoolP("generate-secrets-data", "g", true, "Generate secrets data if secrets cannot be found to import from the local filesystem")
	return cmd
}

func NewCmdRun(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "run",
		Short: "Runs a fabric8 microservice from one of the installed templates",
		Long:  `runs a fabric8 microservice from one of the installed templates`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			ns, _, _ := f.DefaultNamespace()

			if len(args) == 0 {
				util.Info("Please specify a template name to run\n")
				return
			}
			domain := cmd.Flags().Lookup(domainFlag).Value.String()
			apiserver := cmd.Flags().Lookup(apiServerFlag).Value.String()
			pv := cmd.Flags().Lookup(pvFlag).Value.String() == "true"

			typeOfMaster := util.TypeOfMaster(c)

			util.Info("Running an app template to your ")
			util.Success(string(typeOfMaster))
			util.Info(" installation at ")
			util.Success(cfg.Host)
			util.Info(" for domain ")
			util.Success(domain)
			util.Info(" in namespace ")
			util.Successf("%s\n\n", ns)

			if len(apiserver) == 0 {
				apiserver = domain
			}

			yes := cmd.Flags().Lookup(yesFlag).Value.String() == "false"
			if strings.Contains(domain, "=") {
				util.Warnf("\nInvalid domain: %s\n\n", domain)

			} else if confirmAction(yes) {
				oc, _ := client.NewOpenShiftClient(cfg)
				initSchema()

				for _, app := range args {
					runTemplate(c, oc, app, ns, domain, apiserver, pv)
				}
			}
		},
	}
	cmd.PersistentFlags().StringP(domainFlag, "d", defaultDomain(), "The domain name to append to the service name to access web applications")
	cmd.PersistentFlags().String(apiServerFlag, "", "overrides the api server url")
	cmd.PersistentFlags().Bool(pvFlag, true, "Enable the use of persistence (enabling the PersistentVolumeClaims)?")
	return cmd
}

// NewCmdDockerEnv sets the current
func NewCmdDockerEnv(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "docker-env",
		Short: "Sets up docker env variables; Usage 'eval $(gofabric8 docker-env)'",
		Long:  `Sets up docker env variables; Usage 'eval $(gofabric8 docker-env)'`,

		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)

			nodes, err := c.Nodes().List(api.ListOptions{})
			if err != nil {
				util.Errorf("Unable to find any nodes: %s\n", err)
			}
			if len(nodes.Items) == 1 {
				node := nodes.Items[0]
				var command string
				var args []string

				if node.Name == minikubeNodeName {
					command = "minikube"
					args = []string{"docker-env"}

				} else if node.Name == minishiftNodeName {
					command = "minishift"
					args = []string{"docker-env"}

				} else if node.Name == rhelcdk {
					command = "vagrant"
					args = []string{"service-manager", "env", "docker"}
				}

				if command == "" {
					util.Fatalf("Unrecognised cluster environment for node %s\n", node.Name)
					util.Fatalf("docker-env support is currently only for CDK, Minishift and Minikube\n")

				}

				e := exec.Command(command, args...)
				e.Stdout = os.Stdout
				e.Stderr = os.Stderr
				err = e.Run()
				if err != nil {
					util.Fatalf("Unable to set the docker environment %v", err)
				}
			} else {
				util.Fatalf("docker-env is only available to run on clusters of 1 node")
			}

		},
	}

	return cmd
}

func NewCmdCopyEndpoints(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "copy-endpoints",
		Short: "Copies endpoints from the current namespace to a target namespace",
		Long:  `Copies endpoints from the current namespace to a target namespace`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {

			if len(args) == 0 {
				util.Info("Please specify one or more endpoint names to copy as arguments!\n")
				return
			}
			c, cfg := client.NewClient(f)
			oc, _ := client.NewOpenShiftClient(cfg)

			initSchema()

			toNamespace := cmd.Flags().Lookup(toNamespaceFlag).Value.String()

			fromNamespace := cmd.Flags().Lookup(fromNamespaceFlag).Value.String()
			if len(fromNamespace) == 0 {
				ns, _, err := f.DefaultNamespace()
				if err != nil {
					util.Fatal("No default namespace")
				}
				fromNamespace = ns
			}
			if len(toNamespace) == 0 {
				util.Fatal("No target namespace specified!")
			}

			util.Infof("Copying endpoints from namespace: %s to namespace: %s\n", fromNamespace, toNamespace)
			err := ensureNamespaceExists(c, oc, toNamespace)
			if err != nil {
				util.Fatalf("Failed to copy endpoints %v", err)
			}

			err = copyEndpoints(c, fromNamespace, toNamespace, args)
			if err != nil {
				util.Fatalf("Failed to copy endpoints %v", err)
			}
		},
	}
	cmd.PersistentFlags().StringP(fromNamespaceFlag, "f", "", "the source namespace or uses the default namespace")
	cmd.PersistentFlags().StringP(toNamespaceFlag, "t", "", "the destination namespace")
	return cmd
}

// NewCmdConsole Open the fabric8 console
func NewCmdConsole(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "console",
		Short: "Open the fabric8 console",
		Long:  `Open the fabric8 console`,

		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)
			ns, _, _ := f.DefaultNamespace()

			openService(ns, "fabric8", c, false, true)
		},
	}

	return cmd
}

func cleanUp(f *cmdutil.Factory) error {
	c, cfg := client.NewClient(f)
	ns, _, _ := f.DefaultNamespace()
	typeOfMaster := util.TypeOfMaster(c)
	selector, err := unversioned.LabelSelectorAsSelector(&unversioned.LabelSelector{MatchLabels: map[string]string{"provider": "fabric8"}})
	if err != nil {
		return err
	}
	if typeOfMaster == util.OpenShift {
		oc, _ := client.NewOpenShiftClient(cfg)
		cleanUpOpenshiftResources(c, oc, ns, selector)
	}

	cleanUpKubernetesResources(c, ns, selector)

	util.Success("Successfully cleaned up\n")
	return nil
}

func NewCmdValidate(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "validate",
		Short: "Validate your Kubernetes or OpenShift environment",
		Long:  `validate your Kubernetes or OpenShift environment`,
		PreRun: func(cmd *cobra.Command, args []string) {
			showBanner()
		},
		Run: func(cmd *cobra.Command, args []string) {
			c, cfg := client.NewClient(f)
			ns, _, _ := f.DefaultNamespace()
			util.Info("Validating your ")
			util.Success(string(util.TypeOfMaster(c)))
			util.Info(" installation at ")
			util.Success(cfg.Host)
			util.Info(" in namespace ")
			util.Successf("%s\n\n", ns)
			printValidationResult("Service account", validateServiceAccount, c, f)
			printValidationResult("Console", validateConsoleDeployment, c, f)

			r, err := validateProxyServiceRestAPI(c, f, cfg.Host)
			printResult("REST Proxy Service API", r, err)

			if util.TypeOfMaster(c) == util.Kubernetes {
				printValidationResult("Jenkinshift Service", validateJenkinshiftService, c, f)
			}

			if util.TypeOfMaster(c) == util.OpenShift {
				printValidationResult("Router", validateRouter, c, f)
				oc, _ := client.NewOpenShiftClient(cfg)
				printOValidationResult("Templates", validateTemplates, oc, f)
				printValidationResult("SecurityContextConstraints", validateSecurityContextConstraints, c, f)
			}

			printValidationResult("PersistentVolumeClaims", validatePersistenceVolumeClaims, c, f)
			printValidationResult("ConfigMaps", validateConfigMaps, c, f)
		},
	}

	return cmd
}

// NewCmdService looks up the external service address and opens the URL
// Credits: https://github.com/kubernetes/minikube/blob/v0.9.0/cmd/minikube/cmd/service.go
func NewCmdService(f *cmdutil.Factory) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "service",
		Short: "Opens the specified Kubernetes service in your browser",
		Long:  `Opens the specified Kubernetes service in your browser`,

		Run: func(cmd *cobra.Command, args []string) {
			c, _ := client.NewClient(f)

			ns := cmd.Flags().Lookup(namespaceCommandFlag).Value.String()
			if ns == "" {
				ns, _, _ = f.DefaultNamespace()
			}
			printURL := cmd.Flags().Lookup(urlCommandFlag).Value.String() == "true"
			openService(ns, args[0], c, printURL)
		},
	}
	cmd.PersistentFlags().StringP(namespaceCommandFlag, "n", "default", "The service namespace")
	cmd.PersistentFlags().BoolP(urlCommandFlag, "u", false, "Display the kubernetes service exposed URL in the CLI instead of opening it in the default browser")
	return cmd
}