Beispiel #1
0
func applyAnsibleRC(c *cli.Context) {
	args := c.Args()
	if len(args) < 1 {
		log.Die("Expected an argument!")
	}
	hosts := args[0]

	f := cmdutil.NewFactory(nil)
	if f == nil {
		log.Die("Failed to create Kuberentes client factory!")
	}
	kubeclient, _ := f.Client()
	if kubeclient == nil {
		log.Die("Failed to create Kuberentes client!")
	}
	ns, _, _ := f.DefaultNamespace()
	if len(ns) == 0 {
		ns = "default"
	}

	rcName, err := osExpandAndVerify(c, "rc")
	if err != nil {
		fail(err)
	}

	inventory, err := osExpandAndVerify(c, "inventory")
	if err != nil {
		fail(err)
	}
	_, err = ansible.UpdateAnsibleRC(inventory, hosts, kubeclient, ns, rcName)
	if err != nil {
		fail(err)
	}
}
Beispiel #2
0
func TestNormalizationFuncGlobalExistence(t *testing.T) {
	// This test can be safely deleted when we will not support multiple flag formats
	root := NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)

	if root.Parent() != nil {
		t.Fatal("We expect the root command to be returned")
	}
	if root.GlobalNormalizationFunc() == nil {
		t.Fatal("We expect that root command has a global normalization function")
	}

	if reflect.ValueOf(root.GlobalNormalizationFunc()).Pointer() != reflect.ValueOf(root.Flags().GetNormalizeFunc()).Pointer() {
		t.Fatal("root command seems to have a wrong normalization function")
	}

	sub := root
	for sub.HasSubCommands() {
		sub = sub.Commands()[0]
	}

	// In case of failure of this test check this PR: spf13/cobra#110
	if reflect.ValueOf(sub.Flags().GetNormalizeFunc()).Pointer() != reflect.ValueOf(root.Flags().GetNormalizeFunc()).Pointer() {
		t.Fatal("child and root commands should have the same normalization functions")
	}
}
Beispiel #3
0
func main() {
	cmds := &cobra.Command{
		Use:   "gofabric8",
		Short: "gofabric8 is used to validate & deploy fabric8 components on to your Kubernetes or OpenShift environment",
		Long: `gofabric8 is used to validate & deploy fabric8 components on to your Kubernetes or OpenShift environment
								Find more information at http://fabric8.io.`,
		Run: runHelp,
	}

	f := cmdutil.NewFactory(nil)
	f.BindFlags(cmds.PersistentFlags())

	cmds.PersistentFlags().StringP("version", "v", "latest", "fabric8 version")
	cmds.PersistentFlags().BoolP("yes", "y", false, "assume yes")

	cmds.AddCommand(commands.NewCmdValidate(f))
	cmds.AddCommand(commands.NewCmdDeploy(f))
	cmds.AddCommand(commands.NewCmdPull(f))
	cmds.AddCommand(commands.NewCmdRoutes(f))
	cmds.AddCommand(commands.NewCmdSecrets(f))
	cmds.AddCommand(commands.NewCmdVolume(f))
	cmds.AddCommand(commands.NewCmdVersion())

	cmds.Execute()
}
Beispiel #4
0
func walkPathForObjects(path string, fn resource.VisitorFunc) error {
	f := kubectl.NewFactory(nil)

	// todo: does "cacheDir" need to be parameterizable?
	schema, err := f.Validator(false, "")
	if err != nil {
		return err
	}

	mapper, typer := f.Object()
	result := resource.NewBuilder(mapper, typer, resource.DisabledClientForMapping{}, f.Decoder(true)).
		ContinueOnError().
		Schema(schema).
		FilenameParam(false, path).
		Flatten().
		Do()

	err = result.Err()
	if err != nil && !checkErrNoResources(err) {
		return err
	}

	err = result.Visit(fn)
	if err != nil {
		return err
	}
	return nil
}
Beispiel #5
0
func TestLocalAndDryRunFlags(t *testing.T) {
	out := &bytes.Buffer{}
	errout := &bytes.Buffer{}
	f := clientcmdutil.NewFactory(nil)
	setCmd := NewCmdSet(f, out, errout)
	ensureLocalAndDryRunFlagsOnChildren(t, setCmd, "")
}
func main() {
	// use os.Args instead of "flags" because "flags" will mess up the man pages!
	path := "docs/man/man1"
	if len(os.Args) == 2 {
		path = os.Args[1]
	} else if len(os.Args) > 2 {
		fmt.Fprintf(os.Stderr, "usage: %s [output directory]\n", os.Args[0])
		os.Exit(1)
	}

	outDir, err := genutils.OutDir(path)
	if err != nil {
		fmt.Fprintf(os.Stderr, "failed to get output directory: %v\n", err)
		os.Exit(1)
	}

	// Set environment variables used by kubectl so the output is consistent,
	// regardless of where we run.
	os.Setenv("HOME", "/home/username")
	//TODO os.Stdin should really be something like ioutil.Discard, but a Reader
	kubectl := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, ioutil.Discard, ioutil.Discard)
	genMarkdown(kubectl, "", outDir)
	for _, c := range kubectl.Commands() {
		genMarkdown(c, "kubectl", outDir)
	}
}
// DeployAppFromFile deploys an app based on the given yaml or json file.
func DeployAppFromFile(spec *AppDeploymentFromFileSpec,
	createObjectFromInfoFn createObjectFromInfo, clientConfig clientcmd.ClientConfig) (bool, error) {
	const emptyCacheDir = ""
	validate := spec.Validate

	factory := cmdutil.NewFactory(clientConfig)
	schema, err := factory.Validator(validate, emptyCacheDir)
	if err != nil {
		return false, err
	}

	mapper, typer := factory.Object(false)
	reader := strings.NewReader(spec.Content)

	r := kubectlResource.NewBuilder(mapper, typer, kubectlResource.ClientMapperFunc(factory.ClientForMapping), factory.Decoder(true)).
		Schema(schema).
		NamespaceParam(api.NamespaceDefault).DefaultNamespace().
		Stream(reader, spec.Name).
		Flatten().
		Do()

	deployedResourcesCount := 0

	err = r.Visit(func(info *kubectlResource.Info, err error) error {
		isDeployed, err := createObjectFromInfoFn(info)
		if isDeployed {
			deployedResourcesCount++
			log.Printf("%s is deployed", info.Name)
		}
		return err
	})

	return deployedResourcesCount > 0, err
}
Beispiel #8
0
// Deploys an app based on the given yaml or json file.
func DeployAppFromFile(spec *AppDeploymentFromFileSpec, createObjectFromInfoFn createObjectFromInfo) error {
	const (
		validate      = true
		emptyCacheDir = ""
	)

	factory := cmdutil.NewFactory(nil)
	schema, err := factory.Validator(validate, emptyCacheDir)
	if err != nil {
		return err
	}

	mapper, typer := factory.Object()
	reader := strings.NewReader(spec.Content)

	r := kubectlResource.NewBuilder(mapper, typer, kubectlResource.ClientMapperFunc(factory.ClientForMapping), factory.Decoder(true)).
		Schema(schema).
		NamespaceParam(api.NamespaceDefault).DefaultNamespace().
		Stream(reader, spec.Name).
		Flatten().
		Do()

	return r.Visit(func(info *kubectlResource.Info, err error) error {
		err = createObjectFromInfoFn(info)
		if err != nil {
			return err
		}
		log.Printf("%s is deployed", info.Name)
		return nil
	})
}
Beispiel #9
0
// New create a new Client
func New(config clientcmd.ClientConfig) *Client {
	return &Client{
		Factory:        cmdutil.NewFactory(config),
		Validate:       true,
		SchemaCacheDir: clientcmd.RecommendedSchemaFile,
	}
}
func Run() error {
	logs.InitLogs()
	defer logs.FlushLogs()

	cmd := kubefed.NewKubeFedCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
	return cmd.Execute()
}
Beispiel #11
0
func NewAPIFactory() (cmdutil.Factory, *TestFactory, runtime.Codec, runtime.NegotiatedSerializer) {
	t := &TestFactory{
		Validator: validation.NullSchema{},
	}
	rf := cmdutil.NewFactory(nil)
	return &fakeAPIFactory{
		Factory: rf,
		tf:      t,
	}, t, testapi.Default.Codec(), testapi.Default.NegotiatedSerializer()
}
Beispiel #12
0
func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec) {
	t := &testFactory{
		Validator: validation.NullSchema{},
	}
	generators := map[string]kubectl.Generator{
		"run/v1":       kubectl.BasicReplicationController{},
		"run-pod/v1":   kubectl.BasicPod{},
		"service/v1":   kubectl.ServiceGeneratorV1{},
		"service/v2":   kubectl.ServiceGeneratorV2{},
		"service/test": testServiceGenerator{},
	}
	f := &cmdutil.Factory{
		Object: func() (meta.RESTMapper, runtime.ObjectTyper) {
			return testapi.Default.RESTMapper(), api.Scheme
		},
		Client: func() (*client.Client, error) {
			// Swap out the HTTP client out of the client with the fake's version.
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client
			return c, t.Err
		},
		RESTClient: func(*meta.RESTMapping) (resource.RESTClient, error) {
			return t.Client, t.Err
		},
		Describer: func(*meta.RESTMapping) (kubectl.Describer, error) {
			return t.Describer, t.Err
		},
		Printer: func(mapping *meta.RESTMapping, noHeaders, withNamespace bool, wide bool, showAll bool, columnLabels []string) (kubectl.ResourcePrinter, error) {
			return t.Printer, t.Err
		},
		Validator: func(validate bool, cacheDir string) (validation.Schema, error) {
			return t.Validator, t.Err
		},
		DefaultNamespace: func() (string, bool, error) {
			return t.Namespace, false, t.Err
		},
		ClientConfig: func() (*client.Config, error) {
			return t.ClientConfig, t.Err
		},
		CanBeExposed: func(kind string) error {
			if kind != "ReplicationController" && kind != "Service" && kind != "Pod" {
				return fmt.Errorf("invalid resource provided: %v, only a replication controller, service or pod is accepted", kind)
			}
			return nil
		},
		Generator: func(name string) (kubectl.Generator, bool) {
			generator, ok := generators[name]
			return generator, ok
		},
	}
	rf := cmdutil.NewFactory(nil)
	f.PodSelectorForObject = rf.PodSelectorForObject
	return f, t, testapi.Default.Codec()
}
Beispiel #13
0
func Run() error {
	logs.InitLogs()
	defer logs.FlushLogs()

	// We do not want these flags to show up in --help
	pflag.CommandLine.MarkHidden("google-json-key")
	pflag.CommandLine.MarkHidden("log-flush-frequency")

	cmd := cmd.NewKubeadmCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
	return cmd.Execute()
}
func (a *adminConfig) HostFactory(host, kubeconfigPath string) cmdutil.Factory {
	loadingRules := *a.pathOptions.LoadingRules
	loadingRules.Precedence = a.pathOptions.GetLoadingPrecedence()
	loadingRules.ExplicitPath = kubeconfigPath
	overrides := &clientcmd.ConfigOverrides{
		CurrentContext: host,
	}

	hostClientConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(&loadingRules, overrides)

	return cmdutil.NewFactory(hostClientConfig)
}
Beispiel #15
0
func AddFlags(fs *pflag.FlagSet, kubectlSubCmd string) {
	cmd := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
	fs.AddFlagSet(cmd.LocalFlags())
	if kubectlSubCmd == "" {
		return
	}
	for _, child := range cmd.Commands() {
		if child.Name() == kubectlSubCmd {
			fs.AddFlagSet(child.LocalFlags())
			return
		}
	}
}
Beispiel #16
0
func TestKubectlValidation(t *testing.T) {
	testCases := []struct {
		data string
		err  bool
	}{
		{`{"apiVersion": "v1", "kind": "thisObjectShouldNotExistInAnyGroup"}`, true},
		{`{"apiVersion": "invalidVersion", "kind": "Pod"}`, true},
		{`{"apiVersion": "v1", "kind": "Pod"}`, false},

		// The following test the experimental api.
		// TODO: Replace with something more robust. These may move.
		{`{"apiVersion": "extensions/v1beta1", "kind": "Ingress"}`, false},
		{`{"apiVersion": "extensions/v1beta1", "kind": "Job"}`, false},
		{`{"apiVersion": "vNotAVersion", "kind": "Job"}`, true},
	}
	components := framework.NewMasterComponents(&framework.Config{})
	defer components.Stop(true, true)
	ctx := clientcmdapi.NewContext()
	cfg := clientcmdapi.NewConfig()
	// Enable swagger api on master.
	components.KubeMaster.InstallSwaggerAPI()
	cluster := clientcmdapi.NewCluster()

	cluster.Server = components.ApiServer.URL
	cluster.InsecureSkipTLSVerify = true
	cfg.Contexts = map[string]*clientcmdapi.Context{"test": ctx}
	cfg.CurrentContext = "test"
	overrides := clientcmd.ConfigOverrides{
		ClusterInfo: *cluster,
	}
	cmdConfig := clientcmd.NewNonInteractiveClientConfig(*cfg, "test", &overrides, nil)
	factory := util.NewFactory(cmdConfig)
	schema, err := factory.Validator(true, "")
	if err != nil {
		t.Errorf("failed to get validator: %v", err)
		return
	}
	for i, test := range testCases {
		err := schema.ValidateBytes([]byte(test.data))
		if err == nil {
			if test.err {
				t.Errorf("case %d: expected error", i)
			}
		} else {
			if !test.err {
				t.Errorf("case %d: unexpected error: %v", i, err)
			}
		}
	}
}
Beispiel #17
0
func NewKubectlServer() *Server {
	cmd := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
	localFlags := cmd.LocalFlags()
	localFlags.SetInterspersed(false)

	return &Server{
		name:        "kubectl",
		SimpleUsage: "Kubernetes command line client",
		Long:        "Kubernetes command line client",
		Run: func(s *Server, args []string) error {
			cmd.SetArgs(args)
			return cmd.Execute()
		},
		flags: localFlags,
	}
}
func main() {
	errors := []error{}

	kubectl := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, ioutil.Discard, ioutil.Discard)
	result := cmdsanity.CheckCmdTree(kubectl, cmdsanity.AllCmdChecks, []string{})
	errors = append(errors, result...)

	if len(errors) > 0 {
		for i, err := range errors {
			fmt.Fprintf(os.Stderr, "%d. %s\n\n", i+1, err)
		}
		os.Exit(1)
	}

	fmt.Fprintln(os.Stdout, "Congrats, CLI looks good!")
}
Beispiel #19
0
func main() {
	flag.Parse()

	if len(*outputFile) < 1 {
		fmt.Printf("Must specify --output.\n")
		os.Exit(1)
	}

	// Initialize a kubectl command that we can use to get the help documentation
	kubectl := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, ioutil.Discard, ioutil.Discard)

	// Create the structural representation
	spec := NewKubectlSpec(kubectl)

	// Write the spec to a file as yaml
	WriteFile(spec)
}
Beispiel #20
0
func NewKubectlServer() *Server {
	// need to use term.StdStreams to get the right IO refs on Windows
	stdin, stdout, stderr := term.StdStreams()
	cmd := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), stdin, stdout, stderr)
	localFlags := cmd.LocalFlags()
	localFlags.SetInterspersed(false)

	return &Server{
		name:        "kubectl",
		SimpleUsage: "Kubernetes command line client",
		Long:        "Kubernetes command line client",
		Run: func(s *Server, args []string) error {
			cmd.SetArgs(args)
			return cmd.Execute()
		},
		flags: localFlags,
	}
}
func main() {
	// use os.Args instead of "flags" because "flags" will mess up the man pages!
	path := "contrib/completions/bash/"
	if len(os.Args) == 2 {
		path = os.Args[1]
	} else if len(os.Args) > 2 {
		fmt.Fprintf(os.Stderr, "usage: %s [output directory]\n", os.Args[0])
		os.Exit(1)
	}

	outDir, err := genutils.OutDir(path)
	if err != nil {
		fmt.Fprintf(os.Stderr, "failed to get output directory: %v\n", err)
		os.Exit(1)
	}
	outFile := outDir + "kubectl"

	//TODO os.Stdin should really be something like ioutil.Discard, but a Reader
	kubectl := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, ioutil.Discard, ioutil.Discard)
	kubectl.GenBashCompletionFile(outFile)
}
Beispiel #22
0
// RC creates or updates the kansible ReplicationController for some hosts in an Ansible inventory
func RC(c *cli.Context) {
	args := c.Args()
	if len(args) < 1 {
		log.Die("Expected argument [hosts] for the name of the hosts in the ansible inventory file")
	}
	hosts := args[0]

	f := cmdutil.NewFactory(nil)
	if f == nil {
		log.Die("Failed to create Kuberentes client factory!")
	}
	kubeclient, _ := f.Client()
	if kubeclient == nil {
		log.Die("Failed to create Kuberentes client!")
	}
	ns, _, _ := f.DefaultNamespace()
	if len(ns) == 0 {
		ns = "default"
	}

	inventory, err := osExpandAndVerify(c, "inventory")
	if err != nil {
		fail(err)
	}

	hostEntries, err := ansible.LoadHostEntries(inventory, hosts)
	if err != nil {
		fail(err)
	}
	log.Info("Found %d host entries in the Ansible inventory for %s", len(hostEntries), hosts)

	rcFile := "kubernetes/" + hosts + "/rc.yml"

	_, err = ansible.UpdateKansibleRC(hostEntries, hosts, kubeclient, ns, rcFile)
	if err != nil {
		fail(err)
	}
}
Beispiel #23
0
func main() {
	// embed kubectl
	if filepath.Base(os.Args[0]) == "kubectl" {
		cmd := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
		if err := cmd.Execute(); err != nil {
			os.Exit(1)
		}
		return
	}

	usr, err := user.Current()
	if err != nil {
		log.Fatal(err)
	}

	mfs := pflag.NewFlagSet("main", pflag.ExitOnError)
	nodes := mfs.StringSlice("nodes", []string{}, "list of nodes to make part of cluster")
	sshKeyfile := mfs.String("ssh-keyfile", usr.HomeDir+"/.vagrant.d/insecure_private_key", "private ssh key to use for tunnels")
	sshUser := mfs.String("ssh-user", "core", "ssh user to use for tunnels")
	clusterIPRange := mfs.String("service-cluster-ip-range", "10.1.30.0/24", "A CIDR notation IP range from which to assign service cluster IPs. This must not overlap with any IP ranges assigned to nodes for pods.")
	mfs.Parse(os.Args)

	config := &ssh.ClientConfig{
		User: *sshUser,
		Auth: []ssh.AuthMethod{
			PublicKeyFile(*sshKeyfile),
		},
	}
	for _, remoteHost := range *nodes {
		// Dial your ssh server.
		go func(host string) {
			// Serve HTTP with your SSH server acting as a reverse proxy.
			go func() {
				b := &backoff.Backoff{
					//These are the defaults
					Min:    100 * time.Millisecond,
					Max:    10 * time.Second,
					Factor: 2,
					Jitter: false,
				}
				for {
					conn, err := ssh.Dial("tcp", host, config)
					if err != nil {
						log.Println("unable to connect, retrying:", err)
						time.Sleep(b.Duration())
						continue
					}
					defer conn.Close()

					// Request the remote side to open port 8080 on all interfaces.
					l, err := conn.Listen("tcp", remoteListen)
					if err != nil {
						log.Println("unable to register tcp forward, retrying:", err)
						time.Sleep(b.Duration())
						continue
					}
					defer l.Close()
					fwd, _ := forward.New()
					http.Serve(l, http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
						req.URL = testutils.ParseURI("http://localhost:8080")
						fwd.ServeHTTP(resp, req)
					}))
					log.Println("proxy connection broken, reconnecting....")
					time.Sleep(b.Duration())
				}
			}()
			go func() {
				// this will block, and the kubelet will stop once the connection is broken
				// loop for reconnection
				b := &backoff.Backoff{
					//These are the defaults
					Min:    100 * time.Millisecond,
					Max:    10 * time.Second,
					Factor: 2,
					Jitter: false,
				}

				for {
					ip, _, err := net.SplitHostPort(host)
					if err != nil {
						log.Fatalf("unable split host port: %v", err)
						return
					}
					cmd := fmt.Sprintf("sudo /usr/bin/kubelet --hostname-override=%s --api-servers=http://localhost:8080", ip)
					_, err = executeCmd(cmd, host, config)
					if err != nil {
						log.Println("unable to execute kubelet, retrying:", err)
					}
					// if we got here something went wrong
					dur := b.Duration()
					log.Println("kubelet connection broken, reconnecting in", dur)
					time.Sleep(dur)

				}
			}()
			<-make(chan interface{})
		}(remoteHost)
	}

	go func() {
		// etcd reads os.Args so we have to use mess with them
		os.Args = []string{"etcd"}
		etcdmain.Main()
	}()

	go func() {
		s := kubeapiserver.NewAPIServer()
		fs := pflag.NewFlagSet("apiserver", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{
			"--service-cluster-ip-range=" + *clusterIPRange,
			"--etcd-servers=http://127.0.0.1:2379",
			"--ssh-keyfile=" + *sshKeyfile,
			"--ssh-user="******"controller", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{})
		s.Run([]string{})
	}()

	go func() {
		s := scheduler.NewSchedulerServer()
		fs := pflag.NewFlagSet("scheduler", pflag.ContinueOnError)
		s.AddFlags(fs)
		fs.Parse([]string{})
		s.Run([]string{})
	}()
	<-make(chan interface{})
}
Beispiel #24
0
func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec) {
	t := &testFactory{
		Validator: validation.NullSchema{},
	}

	f := &cmdutil.Factory{
		Object: func() (meta.RESTMapper, runtime.ObjectTyper) {
			return testapi.Default.RESTMapper(), api.Scheme
		},
		Client: func() (*client.Client, error) {
			// Swap out the HTTP client out of the client with the fake's version.
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client
			c.ExtensionsClient.Client = fakeClient.Client
			return c, t.Err
		},
		ClientForMapping: func(*meta.RESTMapping) (resource.RESTClient, error) {
			return t.Client, t.Err
		},
		Decoder: func(bool) runtime.Decoder {
			return testapi.Default.Codec()
		},
		JSONEncoder: func() runtime.Encoder {
			return testapi.Default.Codec()
		},
		Describer: func(*meta.RESTMapping) (kubectl.Describer, error) {
			return t.Describer, t.Err
		},
		Printer: func(mapping *meta.RESTMapping, noHeaders, withNamespace bool, wide bool, showAll bool, showLabels bool, absoluteTimestamps bool, columnLabels []string) (kubectl.ResourcePrinter, error) {
			return t.Printer, t.Err
		},
		Validator: func(validate bool, cacheDir string) (validation.Schema, error) {
			return t.Validator, t.Err
		},
		DefaultNamespace: func() (string, bool, error) {
			return t.Namespace, false, t.Err
		},
		ClientConfig: func() (*restclient.Config, error) {
			return t.ClientConfig, t.Err
		},
		Generators: func(cmdName string) map[string]kubectl.Generator {
			return cmdutil.DefaultGenerators(cmdName)
		},
		LogsForObject: func(object, options runtime.Object) (*restclient.Request, error) {
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client

			switch t := object.(type) {
			case *api.Pod:
				opts, ok := options.(*api.PodLogOptions)
				if !ok {
					return nil, errors.New("provided options object is not a PodLogOptions")
				}
				return c.Pods(t.Namespace).GetLogs(t.Name, opts), nil
			default:
				fqKind, err := api.Scheme.ObjectKind(object)
				if err != nil {
					return nil, err
				}
				return nil, fmt.Errorf("cannot get the logs from %v", fqKind)
			}
		},
	}
	rf := cmdutil.NewFactory(nil)
	f.PodSelectorForObject = rf.PodSelectorForObject
	f.MapBasedSelectorForObject = rf.MapBasedSelectorForObject
	f.PortsForObject = rf.PortsForObject
	f.LabelsForObject = rf.LabelsForObject
	f.CanBeExposed = rf.CanBeExposed
	return f, t, testapi.Default.Codec()
}
Beispiel #25
0
// NewFactory creates an object that holds common methods across all OpenShift commands
func NewFactory(clientConfig kclientcmd.ClientConfig) *Factory {
	var restMapper meta.MultiRESTMapper
	seenGroups := sets.String{}
	for _, gv := range registered.EnabledVersions() {
		if seenGroups.Has(gv.Group) {
			continue
		}
		seenGroups.Insert(gv.Group)

		groupMeta, err := registered.Group(gv.Group)
		if err != nil {
			continue
		}
		restMapper = meta.MultiRESTMapper(append(restMapper, groupMeta.RESTMapper))
	}
	mapper := ShortcutExpander{RESTMapper: kubectl.ShortcutExpander{RESTMapper: restMapper}}

	clients := &clientCache{
		clients: make(map[string]*client.Client),
		configs: make(map[string]*kclient.Config),
		loader:  clientConfig,
	}

	w := &Factory{
		Factory:               cmdutil.NewFactory(clientConfig),
		OpenShiftClientConfig: clientConfig,
		clients:               clients,
	}

	w.Object = func() (meta.RESTMapper, runtime.ObjectTyper) {
		// Output using whatever version was negotiated in the client cache. The
		// version we decode with may not be the same as what the server requires.
		if cfg, err := clients.ClientConfigForVersion(nil); err == nil {
			cmdApiVersion := unversioned.GroupVersion{}
			if cfg.GroupVersion != nil {
				cmdApiVersion = *cfg.GroupVersion
			}
			return kubectl.OutputVersionMapper{RESTMapper: mapper, OutputVersions: []unversioned.GroupVersion{cmdApiVersion}}, api.Scheme
		}
		return mapper, api.Scheme
	}

	kClientForMapping := w.Factory.ClientForMapping
	w.ClientForMapping = func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		if latest.OriginKind(mapping.GroupVersionKind) {
			mappingVersion := mapping.GroupVersionKind.GroupVersion()
			client, err := clients.ClientForVersion(&mappingVersion)
			if err != nil {
				return nil, err
			}
			return client.RESTClient, nil
		}
		return kClientForMapping(mapping)
	}

	// Save original Describer function
	kDescriberFunc := w.Factory.Describer
	w.Describer = func(mapping *meta.RESTMapping) (kubectl.Describer, error) {
		if latest.OriginKind(mapping.GroupVersionKind) {
			oClient, kClient, err := w.Clients()
			if err != nil {
				return nil, fmt.Errorf("unable to create client %s: %v", mapping.GroupVersionKind.Kind, err)
			}

			mappingVersion := mapping.GroupVersionKind.GroupVersion()
			cfg, err := clients.ClientConfigForVersion(&mappingVersion)
			if err != nil {
				return nil, fmt.Errorf("unable to load a client %s: %v", mapping.GroupVersionKind.Kind, err)
			}

			describer, ok := describe.DescriberFor(mapping.GroupVersionKind.GroupKind(), oClient, kClient, cfg.Host)
			if !ok {
				return nil, fmt.Errorf("no description has been implemented for %q", mapping.GroupVersionKind.Kind)
			}
			return describer, nil
		}
		return kDescriberFunc(mapping)
	}
	kScalerFunc := w.Factory.Scaler
	w.Scaler = func(mapping *meta.RESTMapping) (kubectl.Scaler, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}

		if mapping.GroupVersionKind.GroupKind() == deployapi.Kind("DeploymentConfig") {
			return deployscaler.NewDeploymentConfigScaler(oc, kc), nil
		}
		return kScalerFunc(mapping)
	}
	kReaperFunc := w.Factory.Reaper
	w.Reaper = func(mapping *meta.RESTMapping) (kubectl.Reaper, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}

		switch mapping.GroupVersionKind.GroupKind() {
		case deployapi.Kind("DeploymentConfig"):
			return deployreaper.NewDeploymentConfigReaper(oc, kc), nil
		case authorizationapi.Kind("Role"):
			return authorizationreaper.NewRoleReaper(oc, oc), nil
		case authorizationapi.Kind("ClusterRole"):
			return authorizationreaper.NewClusterRoleReaper(oc, oc, oc), nil
		case userapi.Kind("User"):
			return authenticationreaper.NewUserReaper(
				client.UsersInterface(oc),
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		case userapi.Kind("Group"):
			return authenticationreaper.NewGroupReaper(
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		case buildapi.Kind("BuildConfig"):
			return buildreaper.NewBuildConfigReaper(oc), nil
		}
		return kReaperFunc(mapping)
	}
	kGenerators := w.Factory.Generators
	w.Generators = func(cmdName string) map[string]kubectl.Generator {
		originGenerators := DefaultGenerators(cmdName)
		kubeGenerators := kGenerators(cmdName)

		ret := map[string]kubectl.Generator{}
		for k, v := range kubeGenerators {
			ret[k] = v
		}
		for k, v := range originGenerators {
			ret[k] = v
		}
		return ret
	}
	kPodSelectorForObjectFunc := w.Factory.PodSelectorForObject
	w.PodSelectorForObject = func(object runtime.Object) (string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return kubectl.MakeLabels(t.Spec.Selector), nil
		default:
			return kPodSelectorForObjectFunc(object)
		}
	}

	kMapBasedSelectorForObjectFunc := w.Factory.MapBasedSelectorForObject
	w.MapBasedSelectorForObject = func(object runtime.Object) (string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return kubectl.MakeLabels(t.Spec.Selector), nil
		default:
			return kMapBasedSelectorForObjectFunc(object)
		}

	}

	kPortsForObjectFunc := w.Factory.PortsForObject
	w.PortsForObject = func(object runtime.Object) ([]string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return getPorts(t.Spec.Template.Spec), nil
		default:
			return kPortsForObjectFunc(object)
		}
	}
	kLogsForObjectFunc := w.Factory.LogsForObject
	w.LogsForObject = func(object, options runtime.Object) (*kclient.Request, error) {
		oc, _, err := w.Clients()
		if err != nil {
			return nil, err
		}

		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			dopts, ok := options.(*deployapi.DeploymentLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a DeploymentLogOptions")
			}
			return oc.DeploymentLogs(t.Namespace).Get(t.Name, *dopts), nil
		case *buildapi.Build:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			if bopts.Version != nil {
				return nil, errors.New("cannot specify a version and a build")
			}
			return oc.BuildLogs(t.Namespace).Get(t.Name, *bopts), nil
		case *buildapi.BuildConfig:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			builds, err := oc.Builds(t.Namespace).List(api.ListOptions{})
			if err != nil {
				return nil, err
			}
			builds.Items = buildapi.FilterBuilds(builds.Items, buildapi.ByBuildConfigLabelPredicate(t.Name))
			if len(builds.Items) == 0 {
				return nil, fmt.Errorf("no builds found for %q", t.Name)
			}
			if bopts.Version != nil {
				// If a version has been specified, try to get the logs from that build.
				desired := buildutil.BuildNameForConfigVersion(t.Name, int(*bopts.Version))
				return oc.BuildLogs(t.Namespace).Get(desired, *bopts), nil
			}
			sort.Sort(sort.Reverse(buildapi.BuildSliceByCreationTimestamp(builds.Items)))
			return oc.BuildLogs(t.Namespace).Get(builds.Items[0].Name, *bopts), nil
		default:
			return kLogsForObjectFunc(object, options)
		}
	}
	w.Printer = func(mapping *meta.RESTMapping, noHeaders, withNamespace, wide bool, showAll bool, showLabels, absoluteTimestamps bool, columnLabels []string) (kubectl.ResourcePrinter, error) {
		return describe.NewHumanReadablePrinter(noHeaders, withNamespace, wide, showAll, showLabels, absoluteTimestamps, columnLabels), nil
	}
	kCanBeExposed := w.Factory.CanBeExposed
	w.CanBeExposed = func(kind unversioned.GroupKind) error {
		if kind == deployapi.Kind("DeploymentConfig") {
			return nil
		}
		return kCanBeExposed(kind)
	}
	kCanBeAutoscaled := w.Factory.CanBeAutoscaled
	w.CanBeAutoscaled = func(kind unversioned.GroupKind) error {
		if kind == deployapi.Kind("DeploymentConfig") {
			return nil
		}
		return kCanBeAutoscaled(kind)
	}
	kAttachablePodForObjectFunc := w.Factory.AttachablePodForObject
	w.AttachablePodForObject = func(object runtime.Object) (*api.Pod, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			var err error
			var pods *api.PodList
			for pods == nil || len(pods.Items) == 0 {
				if t.Status.LatestVersion == 0 {
					time.Sleep(2 * time.Second)
				}
				if t, err = oc.DeploymentConfigs(t.Namespace).Get(t.Name); err != nil {
					return nil, err
				}
				latestDeploymentName := deployutil.LatestDeploymentNameForConfig(t)
				deployment, err := kc.ReplicationControllers(t.Namespace).Get(latestDeploymentName)
				if err != nil {
					if kerrors.IsNotFound(err) {
						continue
					}
					return nil, err
				}
				pods, err = kc.Pods(deployment.Namespace).List(api.ListOptions{LabelSelector: labels.SelectorFromSet(deployment.Spec.Selector)})
				if err != nil {
					return nil, err
				}
				if len(pods.Items) == 0 {
					time.Sleep(2 * time.Second)
				}
			}
			var oldestPod *api.Pod
			for _, pod := range pods.Items {
				if oldestPod == nil || pod.CreationTimestamp.Before(oldestPod.CreationTimestamp) {
					oldestPod = &pod
				}
			}
			return oldestPod, nil
		default:
			return kAttachablePodForObjectFunc(object)
		}
	}
	kSwaggerSchemaFunc := w.Factory.SwaggerSchema
	w.Factory.SwaggerSchema = func(gvk unversioned.GroupVersionKind) (*swagger.ApiDeclaration, error) {
		if !latest.OriginKind(gvk) {
			return kSwaggerSchemaFunc(gvk)
		}
		// TODO: we need to register the OpenShift API under the Kube group, and start returning the OpenShift
		// group from the scheme.
		oc, _, err := w.Clients()
		if err != nil {
			return nil, err
		}
		return w.OriginSwaggerSchema(oc.RESTClient, gvk.GroupVersion())
	}

	w.EditorEnvs = func() []string {
		return []string{"OC_EDITOR", "EDITOR"}
	}

	return w
}
Beispiel #26
0
func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec) {
	t := &testFactory{
		Validator: validation.NullSchema{},
	}
	generators := map[string]kubectl.Generator{
		"run/v1":       kubectl.BasicReplicationController{},
		"run-pod/v1":   kubectl.BasicPod{},
		"service/v1":   kubectl.ServiceGeneratorV1{},
		"service/v2":   kubectl.ServiceGeneratorV2{},
		"service/test": testServiceGenerator{},
	}
	f := &cmdutil.Factory{
		Object: func() (meta.RESTMapper, runtime.ObjectTyper) {
			return testapi.Default.RESTMapper(), api.Scheme
		},
		Client: func() (*client.Client, error) {
			// Swap out the HTTP client out of the client with the fake's version.
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client
			return c, t.Err
		},
		RESTClient: func(*meta.RESTMapping) (resource.RESTClient, error) {
			return t.Client, t.Err
		},
		Describer: func(*meta.RESTMapping) (kubectl.Describer, error) {
			return t.Describer, t.Err
		},
		Printer: func(mapping *meta.RESTMapping, noHeaders, withNamespace bool, wide bool, showAll bool, columnLabels []string) (kubectl.ResourcePrinter, error) {
			return t.Printer, t.Err
		},
		Validator: func(validate bool, cacheDir string) (validation.Schema, error) {
			return t.Validator, t.Err
		},
		DefaultNamespace: func() (string, bool, error) {
			return t.Namespace, false, t.Err
		},
		ClientConfig: func() (*client.Config, error) {
			return t.ClientConfig, t.Err
		},
		Generator: func(name string) (kubectl.Generator, bool) {
			generator, ok := generators[name]
			return generator, ok
		},
		LogsForObject: func(object, options runtime.Object) (*client.Request, error) {
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client

			switch t := object.(type) {
			case *api.Pod:
				opts, ok := options.(*api.PodLogOptions)
				if !ok {
					return nil, errors.New("provided options object is not a PodLogOptions")
				}
				return c.Pods(t.Namespace).GetLogs(t.Name, opts), nil
			default:
				_, kind, err := api.Scheme.ObjectVersionAndKind(object)
				if err != nil {
					return nil, err
				}
				return nil, fmt.Errorf("cannot get the logs from %s", kind)
			}
		},
	}
	rf := cmdutil.NewFactory(nil)
	f.PodSelectorForObject = rf.PodSelectorForObject
	f.PortsForObject = rf.PortsForObject
	f.LabelsForObject = rf.LabelsForObject
	f.CanBeExposed = rf.CanBeExposed
	return f, t, testapi.Default.Codec()
}
Beispiel #27
0
func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec, runtime.NegotiatedSerializer) {
	t := &testFactory{
		Validator: validation.NullSchema{},
	}

	f := &cmdutil.Factory{
		Object: func() (meta.RESTMapper, runtime.ObjectTyper) {
			return testapi.Default.RESTMapper(), api.Scheme
		},
		UnstructuredObject: func() (meta.RESTMapper, runtime.ObjectTyper, error) {
			groupResources := testDynamicResources()
			mapper := discovery.NewRESTMapper(groupResources, meta.InterfacesForUnstructured)
			typer := discovery.NewUnstructuredObjectTyper(groupResources)

			return cmdutil.NewShortcutExpander(mapper, nil), typer, nil
		},
		ClientSet: func() (*internalclientset.Clientset, error) {
			// Swap out the HTTP client out of the client with the fake's version.
			fakeClient := t.Client.(*fake.RESTClient)
			restClient, err := restclient.RESTClientFor(t.ClientConfig)
			if err != nil {
				panic(err)
			}
			restClient.Client = fakeClient.Client
			return internalclientset.New(restClient), t.Err
		},
		RESTClient: func() (*restclient.RESTClient, error) {
			// Swap out the HTTP client out of the client with the fake's version.
			fakeClient := t.Client.(*fake.RESTClient)
			restClient, err := restclient.RESTClientFor(t.ClientConfig)
			if err != nil {
				panic(err)
			}
			restClient.Client = fakeClient.Client
			return restClient, t.Err
		},
		ClientForMapping: func(*meta.RESTMapping) (resource.RESTClient, error) {
			return t.Client, t.Err
		},
		UnstructuredClientForMapping: func(*meta.RESTMapping) (resource.RESTClient, error) {
			return t.Client, t.Err
		},
		Decoder: func(bool) runtime.Decoder {
			return testapi.Default.Codec()
		},
		JSONEncoder: func() runtime.Encoder {
			return testapi.Default.Codec()
		},
		Describer: func(*meta.RESTMapping) (kubectl.Describer, error) {
			return t.Describer, t.Err
		},
		Printer: func(mapping *meta.RESTMapping, options kubectl.PrintOptions) (kubectl.ResourcePrinter, error) {
			return t.Printer, t.Err
		},
		Validator: func(validate bool, cacheDir string) (validation.Schema, error) {
			return t.Validator, t.Err
		},
		DefaultNamespace: func() (string, bool, error) {
			return t.Namespace, false, t.Err
		},
		ClientConfig: func() (*restclient.Config, error) {
			return t.ClientConfig, t.Err
		},
		Generators: func(cmdName string) map[string]kubectl.Generator {
			return cmdutil.DefaultGenerators(cmdName)
		},
		LogsForObject: func(object, options runtime.Object) (*restclient.Request, error) {
			fakeClient := t.Client.(*fake.RESTClient)
			c := client.NewOrDie(t.ClientConfig)
			c.Client = fakeClient.Client

			switch t := object.(type) {
			case *api.Pod:
				opts, ok := options.(*api.PodLogOptions)
				if !ok {
					return nil, errors.New("provided options object is not a PodLogOptions")
				}
				return c.Pods(t.Namespace).GetLogs(t.Name, opts), nil
			default:
				fqKinds, _, err := api.Scheme.ObjectKinds(object)
				if err != nil {
					return nil, err
				}
				return nil, fmt.Errorf("cannot get the logs from %v", fqKinds[0])
			}
		},
	}
	rf := cmdutil.NewFactory(nil)
	f.MapBasedSelectorForObject = rf.MapBasedSelectorForObject
	f.PortsForObject = rf.PortsForObject
	f.ProtocolsForObject = rf.ProtocolsForObject
	f.LabelsForObject = rf.LabelsForObject
	f.CanBeExposed = rf.CanBeExposed
	f.PrintObjectSpecificMessage = rf.PrintObjectSpecificMessage
	return f, t, testapi.Default.Codec(), testapi.Default.NegotiatedSerializer()
}
Beispiel #28
0
// NewFactory creates an object that holds common methods across all OpenShift commands
func NewFactory(clientConfig kclientcmd.ClientConfig) *Factory {
	restMapper := registered.RESTMapper()

	clients := &clientCache{
		clients: make(map[string]*client.Client),
		configs: make(map[string]*restclient.Config),
		loader:  clientConfig,
	}

	w := &Factory{
		Factory:                cmdutil.NewFactory(clientConfig),
		OpenShiftClientConfig:  clientConfig,
		clients:                clients,
		ImageResolutionOptions: &imageResolutionOptions{},
	}

	w.Object = func(bool) (meta.RESTMapper, runtime.ObjectTyper) {
		defaultMapper := ShortcutExpander{RESTMapper: kubectl.ShortcutExpander{RESTMapper: restMapper}}
		defaultTyper := api.Scheme

		// Output using whatever version was negotiated in the client cache. The
		// version we decode with may not be the same as what the server requires.
		cfg, err := clients.ClientConfigForVersion(nil)
		if err != nil {
			return defaultMapper, defaultTyper
		}

		cmdApiVersion := unversioned.GroupVersion{}
		if cfg.GroupVersion != nil {
			cmdApiVersion = *cfg.GroupVersion
		}

		// at this point we've negotiated and can get the client
		oclient, err := clients.ClientForVersion(nil)
		if err != nil {
			return defaultMapper, defaultTyper
		}

		cacheDir := computeDiscoverCacheDir(filepath.Join(homedir.HomeDir(), ".kube"), cfg.Host)
		cachedDiscoverClient := NewCachedDiscoveryClient(client.NewDiscoveryClient(oclient.RESTClient), cacheDir, time.Duration(10*time.Minute))

		// if we can't find the server version or its too old to have Kind information in the discovery doc, skip the discovery RESTMapper
		// and use our hardcoded levels
		mapper := registered.RESTMapper()
		if serverVersion, err := cachedDiscoverClient.ServerVersion(); err == nil && useDiscoveryRESTMapper(serverVersion.GitVersion) {
			mapper = restmapper.NewDiscoveryRESTMapper(cachedDiscoverClient)
		}
		mapper = NewShortcutExpander(cachedDiscoverClient, kubectl.ShortcutExpander{RESTMapper: mapper})
		return kubectl.OutputVersionMapper{RESTMapper: mapper, OutputVersions: []unversioned.GroupVersion{cmdApiVersion}}, api.Scheme
	}

	w.UnstructuredObject = func() (meta.RESTMapper, runtime.ObjectTyper, error) {
		// load a discovery client from the default config
		cfg, err := clients.ClientConfigForVersion(nil)
		if err != nil {
			return nil, nil, err
		}
		dc, err := discovery.NewDiscoveryClientForConfig(cfg)
		if err != nil {
			return nil, nil, err
		}
		cacheDir := computeDiscoverCacheDir(filepath.Join(homedir.HomeDir(), ".kube"), cfg.Host)
		cachedDiscoverClient := NewCachedDiscoveryClient(client.NewDiscoveryClient(dc.RESTClient), cacheDir, time.Duration(10*time.Minute))

		// enumerate all group resources
		groupResources, err := discovery.GetAPIGroupResources(cachedDiscoverClient)
		if err != nil {
			return nil, nil, err
		}

		// Register unknown APIs as third party for now to make
		// validation happy. TODO perhaps make a dynamic schema
		// validator to avoid this.
		for _, group := range groupResources {
			for _, version := range group.Group.Versions {
				gv := unversioned.GroupVersion{Group: group.Group.Name, Version: version.Version}
				if !registered.IsRegisteredVersion(gv) {
					registered.AddThirdPartyAPIGroupVersions(gv)
				}
			}
		}

		// construct unstructured mapper and typer
		mapper := discovery.NewRESTMapper(groupResources, meta.InterfacesForUnstructured)
		typer := discovery.NewUnstructuredObjectTyper(groupResources)
		return NewShortcutExpander(cachedDiscoverClient, kubectl.ShortcutExpander{RESTMapper: mapper}), typer, nil
	}

	kClientForMapping := w.Factory.ClientForMapping
	w.ClientForMapping = func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		if latest.OriginKind(mapping.GroupVersionKind) {
			mappingVersion := mapping.GroupVersionKind.GroupVersion()
			client, err := clients.ClientForVersion(&mappingVersion)
			if err != nil {
				return nil, err
			}
			return client.RESTClient, nil
		}
		return kClientForMapping(mapping)
	}

	kUnstructuredClientForMapping := w.Factory.UnstructuredClientForMapping
	w.UnstructuredClientForMapping = func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		if latest.OriginKind(mapping.GroupVersionKind) {
			cfg, err := clientConfig.ClientConfig()
			if err != nil {
				return nil, err
			}
			if err := client.SetOpenShiftDefaults(cfg); err != nil {
				return nil, err
			}
			cfg.APIPath = "/apis"
			if mapping.GroupVersionKind.Group == api.GroupName {
				cfg.APIPath = "/oapi"
			}
			gv := mapping.GroupVersionKind.GroupVersion()
			cfg.ContentConfig = dynamic.ContentConfig()
			cfg.GroupVersion = &gv
			return restclient.RESTClientFor(cfg)
		}
		return kUnstructuredClientForMapping(mapping)
	}

	// Save original Describer function
	kDescriberFunc := w.Factory.Describer
	w.Describer = func(mapping *meta.RESTMapping) (kubectl.Describer, error) {
		if latest.OriginKind(mapping.GroupVersionKind) {
			oClient, kClient, err := w.Clients()
			if err != nil {
				return nil, fmt.Errorf("unable to create client %s: %v", mapping.GroupVersionKind.Kind, err)
			}

			mappingVersion := mapping.GroupVersionKind.GroupVersion()
			cfg, err := clients.ClientConfigForVersion(&mappingVersion)
			if err != nil {
				return nil, fmt.Errorf("unable to load a client %s: %v", mapping.GroupVersionKind.Kind, err)
			}

			describer, ok := describe.DescriberFor(mapping.GroupVersionKind.GroupKind(), oClient, kClient, cfg.Host)
			if !ok {
				return nil, fmt.Errorf("no description has been implemented for %q", mapping.GroupVersionKind.Kind)
			}
			return describer, nil
		}
		return kDescriberFunc(mapping)
	}
	kScalerFunc := w.Factory.Scaler
	w.Scaler = func(mapping *meta.RESTMapping) (kubectl.Scaler, error) {
		if mapping.GroupVersionKind.GroupKind() == deployapi.Kind("DeploymentConfig") {
			oc, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return deploycmd.NewDeploymentConfigScaler(oc, kc), nil
		}
		return kScalerFunc(mapping)
	}
	kReaperFunc := w.Factory.Reaper
	w.Reaper = func(mapping *meta.RESTMapping) (kubectl.Reaper, error) {
		switch mapping.GroupVersionKind.GroupKind() {
		case deployapi.Kind("DeploymentConfig"):
			oc, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return deploycmd.NewDeploymentConfigReaper(oc, kc), nil
		case authorizationapi.Kind("Role"):
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return authorizationreaper.NewRoleReaper(oc, oc), nil
		case authorizationapi.Kind("ClusterRole"):
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return authorizationreaper.NewClusterRoleReaper(oc, oc, oc), nil
		case userapi.Kind("User"):
			oc, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return authenticationreaper.NewUserReaper(
				client.UsersInterface(oc),
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		case userapi.Kind("Group"):
			oc, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return authenticationreaper.NewGroupReaper(
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		case buildapi.Kind("BuildConfig"):
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return buildcmd.NewBuildConfigReaper(oc), nil
		}
		return kReaperFunc(mapping)
	}
	kGenerators := w.Factory.Generators
	w.Generators = func(cmdName string) map[string]kubectl.Generator {
		originGenerators := DefaultGenerators(cmdName)
		kubeGenerators := kGenerators(cmdName)

		ret := map[string]kubectl.Generator{}
		for k, v := range kubeGenerators {
			ret[k] = v
		}
		for k, v := range originGenerators {
			ret[k] = v
		}
		return ret
	}
	kMapBasedSelectorForObjectFunc := w.Factory.MapBasedSelectorForObject
	w.MapBasedSelectorForObject = func(object runtime.Object) (string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return kubectl.MakeLabels(t.Spec.Selector), nil
		default:
			return kMapBasedSelectorForObjectFunc(object)
		}
	}
	kPortsForObjectFunc := w.Factory.PortsForObject
	w.PortsForObject = func(object runtime.Object) ([]string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return getPorts(t.Spec.Template.Spec), nil
		default:
			return kPortsForObjectFunc(object)
		}
	}
	kLogsForObjectFunc := w.Factory.LogsForObject
	w.LogsForObject = func(object, options runtime.Object) (*restclient.Request, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			dopts, ok := options.(*deployapi.DeploymentLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a DeploymentLogOptions")
			}
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return oc.DeploymentLogs(t.Namespace).Get(t.Name, *dopts), nil
		case *buildapi.Build:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			if bopts.Version != nil {
				return nil, errors.New("cannot specify a version and a build")
			}
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return oc.BuildLogs(t.Namespace).Get(t.Name, *bopts), nil
		case *buildapi.BuildConfig:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			builds, err := oc.Builds(t.Namespace).List(api.ListOptions{})
			if err != nil {
				return nil, err
			}
			builds.Items = buildapi.FilterBuilds(builds.Items, buildapi.ByBuildConfigPredicate(t.Name))
			if len(builds.Items) == 0 {
				return nil, fmt.Errorf("no builds found for %q", t.Name)
			}
			if bopts.Version != nil {
				// If a version has been specified, try to get the logs from that build.
				desired := buildutil.BuildNameForConfigVersion(t.Name, int(*bopts.Version))
				return oc.BuildLogs(t.Namespace).Get(desired, *bopts), nil
			}
			sort.Sort(sort.Reverse(buildapi.BuildSliceByCreationTimestamp(builds.Items)))
			return oc.BuildLogs(t.Namespace).Get(builds.Items[0].Name, *bopts), nil
		default:
			return kLogsForObjectFunc(object, options)
		}
	}
	// Saves current resource name (or alias if any) in PrintOptions. Once saved, it will not be overwritten by the
	// kubernetes resource alias look-up, as it will notice a non-empty value in `options.Kind`
	w.Printer = func(mapping *meta.RESTMapping, options kubectl.PrintOptions) (kubectl.ResourcePrinter, error) {
		if mapping != nil {
			options.Kind = mapping.Resource
			if alias, ok := resourceShortFormFor(mapping.Resource); ok {
				options.Kind = alias
			}
		}
		return describe.NewHumanReadablePrinter(options), nil
	}
	// PrintResourceInfos receives a list of resource infos and prints versioned objects if a generic output format was specified
	// otherwise, it iterates through info objects, printing each resource with a unique printer for its mapping
	w.PrintResourceInfos = func(cmd *cobra.Command, infos []*resource.Info, out io.Writer) error {
		printer, generic, err := cmdutil.PrinterForCommand(cmd)
		if err != nil {
			return nil
		}
		if !generic {
			for _, info := range infos {
				mapping := info.ResourceMapping()
				printer, err := w.PrinterForMapping(cmd, mapping, false)
				if err != nil {
					return err
				}
				if err := printer.PrintObj(info.Object, out); err != nil {
					return nil
				}
			}
			return nil
		}

		clientConfig, err := w.ClientConfig()
		if err != nil {
			return err
		}
		outputVersion, err := cmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
		if err != nil {
			return err
		}
		object, err := resource.AsVersionedObject(infos, len(infos) != 1, outputVersion, api.Codecs.LegacyCodec(outputVersion))
		if err != nil {
			return err
		}
		return printer.PrintObj(object, out)

	}
	kCanBeExposed := w.Factory.CanBeExposed
	w.CanBeExposed = func(kind unversioned.GroupKind) error {
		if kind == deployapi.Kind("DeploymentConfig") {
			return nil
		}
		return kCanBeExposed(kind)
	}
	kCanBeAutoscaled := w.Factory.CanBeAutoscaled
	w.CanBeAutoscaled = func(kind unversioned.GroupKind) error {
		if kind == deployapi.Kind("DeploymentConfig") {
			return nil
		}
		return kCanBeAutoscaled(kind)
	}
	kAttachablePodForObjectFunc := w.Factory.AttachablePodForObject
	w.AttachablePodForObject = func(object runtime.Object) (*api.Pod, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			_, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			selector := labels.SelectorFromSet(t.Spec.Selector)
			f := func(pods []*api.Pod) sort.Interface { return sort.Reverse(controller.ActivePods(pods)) }
			pod, _, err := cmdutil.GetFirstPod(kc, t.Namespace, selector, 1*time.Minute, f)
			return pod, err
		default:
			return kAttachablePodForObjectFunc(object)
		}
	}
	kUpdatePodSpecForObject := w.Factory.UpdatePodSpecForObject
	w.UpdatePodSpecForObject = func(obj runtime.Object, fn func(*api.PodSpec) error) (bool, error) {
		switch t := obj.(type) {
		case *deployapi.DeploymentConfig:
			template := t.Spec.Template
			if template == nil {
				t.Spec.Template = template
				template = &api.PodTemplateSpec{}
			}
			return true, fn(&template.Spec)
		default:
			return kUpdatePodSpecForObject(obj, fn)
		}
	}
	kProtocolsForObject := w.Factory.ProtocolsForObject
	w.ProtocolsForObject = func(object runtime.Object) (map[string]string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return getProtocols(t.Spec.Template.Spec), nil
		default:
			return kProtocolsForObject(object)
		}
	}

	kSwaggerSchemaFunc := w.Factory.SwaggerSchema
	w.Factory.SwaggerSchema = func(gvk unversioned.GroupVersionKind) (*swagger.ApiDeclaration, error) {
		if !latest.OriginKind(gvk) {
			return kSwaggerSchemaFunc(gvk)
		}
		// TODO: we need to register the OpenShift API under the Kube group, and start returning the OpenShift
		// group from the scheme.
		oc, _, err := w.Clients()
		if err != nil {
			return nil, err
		}
		return w.OriginSwaggerSchema(oc.RESTClient, gvk.GroupVersion())
	}

	w.EditorEnvs = func() []string {
		return []string{"OC_EDITOR", "EDITOR"}
	}
	w.PrintObjectSpecificMessage = func(obj runtime.Object, out io.Writer) {}
	kPauseObjectFunc := w.Factory.PauseObject
	w.Factory.PauseObject = func(object runtime.Object) (bool, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			if t.Spec.Paused {
				return true, nil
			}
			t.Spec.Paused = true
			oc, _, err := w.Clients()
			if err != nil {
				return false, err
			}
			_, err = oc.DeploymentConfigs(t.Namespace).Update(t)
			// TODO: Pause the deployer containers.
			return false, err
		default:
			return kPauseObjectFunc(object)
		}
	}
	kResumeObjectFunc := w.Factory.ResumeObject
	w.Factory.ResumeObject = func(object runtime.Object) (bool, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			if !t.Spec.Paused {
				return true, nil
			}
			t.Spec.Paused = false
			oc, _, err := w.Clients()
			if err != nil {
				return false, err
			}
			_, err = oc.DeploymentConfigs(t.Namespace).Update(t)
			// TODO: Resume the deployer containers.
			return false, err
		default:
			return kResumeObjectFunc(object)
		}
	}
	kResolveImageFunc := w.Factory.ResolveImage
	w.Factory.ResolveImage = func(image string) (string, error) {
		options := w.ImageResolutionOptions.(*imageResolutionOptions)
		if imageutil.IsDocker(options.Source) {
			return kResolveImageFunc(image)
		}
		oc, _, err := w.Clients()
		if err != nil {
			return "", err
		}
		namespace, _, err := w.DefaultNamespace()
		if err != nil {
			return "", err
		}
		return imageutil.ResolveImagePullSpec(oc, oc, options.Source, image, namespace)
	}
	kHistoryViewerFunc := w.Factory.HistoryViewer
	w.Factory.HistoryViewer = func(mapping *meta.RESTMapping) (kubectl.HistoryViewer, error) {
		switch mapping.GroupVersionKind.GroupKind() {
		case deployapi.Kind("DeploymentConfig"):
			oc, kc, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return deploycmd.NewDeploymentConfigHistoryViewer(oc, kc), nil
		}
		return kHistoryViewerFunc(mapping)
	}
	kRollbackerFunc := w.Factory.Rollbacker
	w.Factory.Rollbacker = func(mapping *meta.RESTMapping) (kubectl.Rollbacker, error) {
		switch mapping.GroupVersionKind.GroupKind() {
		case deployapi.Kind("DeploymentConfig"):
			oc, _, err := w.Clients()
			if err != nil {
				return nil, err
			}
			return deploycmd.NewDeploymentConfigRollbacker(oc), nil
		}
		return kRollbackerFunc(mapping)
	}
	kStatusViewerFunc := w.Factory.StatusViewer
	w.Factory.StatusViewer = func(mapping *meta.RESTMapping) (kubectl.StatusViewer, error) {
		oc, _, err := w.Clients()
		if err != nil {
			return nil, err
		}

		switch mapping.GroupVersionKind.GroupKind() {
		case deployapi.Kind("DeploymentConfig"):
			return deploycmd.NewDeploymentConfigStatusViewer(oc), nil
		}
		return kStatusViewerFunc(mapping)
	}

	return w
}
Beispiel #29
0
/*
WARNING: this logic is duplicated, with minor changes, in cmd/hyperkube/kubectl.go
Any salient changes here will need to be manually reflected in that file.
*/
func Run() error {
	cmd := cmd.NewKubectlCommand(cmdutil.NewFactory(nil), os.Stdin, os.Stdout, os.Stderr)
	return cmd.Execute()
}
Beispiel #30
0
// NewFactory creates an object that holds common methods across all OpenShift commands
func NewFactory(clientConfig kclientcmd.ClientConfig) *Factory {
	mapper := ShortcutExpander{RESTMapper: kubectl.ShortcutExpander{RESTMapper: latest.RESTMapper}}

	clients := &clientCache{
		clients: make(map[string]*client.Client),
		configs: make(map[string]*kclient.Config),
		loader:  clientConfig,
	}

	generators := map[string]kubectl.Generator{
		"route/v1":          routegen.RouteGenerator{},
		"run/v1":            deploygen.BasicDeploymentConfigController{},
		"run-controller/v1": kubectl.BasicReplicationController{},
	}

	w := &Factory{
		Factory:               cmdutil.NewFactory(clientConfig),
		OpenShiftClientConfig: clientConfig,
		clients:               clients,
	}

	w.Object = func() (meta.RESTMapper, runtime.ObjectTyper) {
		// Output using whatever version was negotiated in the client cache. The
		// version we decode with may not be the same as what the server requires.
		if cfg, err := clients.ClientConfigForVersion(""); err == nil {
			return kubectl.OutputVersionMapper{RESTMapper: mapper, OutputVersion: cfg.Version}, api.Scheme
		}
		return mapper, api.Scheme
	}

	kRESTClient := w.Factory.RESTClient
	w.RESTClient = func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
		if latest.OriginKind(mapping.Kind, mapping.APIVersion) {
			client, err := clients.ClientForVersion(mapping.APIVersion)
			if err != nil {
				return nil, err
			}
			return client.RESTClient, nil
		}
		return kRESTClient(mapping)
	}

	// Save original Describer function
	kDescriberFunc := w.Factory.Describer
	w.Describer = func(mapping *meta.RESTMapping) (kubectl.Describer, error) {
		if latest.OriginKind(mapping.Kind, mapping.APIVersion) {
			oClient, kClient, err := w.Clients()
			if err != nil {
				return nil, fmt.Errorf("unable to create client %s: %v", mapping.Kind, err)
			}

			cfg, err := clients.ClientConfigForVersion(mapping.APIVersion)
			if err != nil {
				return nil, fmt.Errorf("unable to load a client %s: %v", mapping.Kind, err)
			}

			describer, ok := describe.DescriberFor(mapping.Kind, oClient, kClient, cfg.Host)
			if !ok {
				return nil, fmt.Errorf("no description has been implemented for %q", mapping.Kind)
			}
			return describer, nil
		}
		return kDescriberFunc(mapping)
	}
	kScalerFunc := w.Factory.Scaler
	w.Scaler = func(mapping *meta.RESTMapping) (kubectl.Scaler, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}

		if mapping.Kind == "DeploymentConfig" {
			return deployscaler.NewDeploymentConfigScaler(oc, kc), nil
		}
		return kScalerFunc(mapping)
	}
	kReaperFunc := w.Factory.Reaper
	w.Reaper = func(mapping *meta.RESTMapping) (kubectl.Reaper, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}

		switch mapping.Kind {
		case "DeploymentConfig":
			return deployreaper.NewDeploymentConfigReaper(oc, kc), nil
		case "Role":
			return authorizationreaper.NewRoleReaper(oc, oc), nil
		case "ClusterRole":
			return authorizationreaper.NewClusterRoleReaper(oc, oc, oc), nil
		case "User":
			return authenticationreaper.NewUserReaper(
				client.UsersInterface(oc),
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		case "Group":
			return authenticationreaper.NewGroupReaper(
				client.GroupsInterface(oc),
				client.ClusterRoleBindingsInterface(oc),
				client.RoleBindingsNamespacer(oc),
				kclient.SecurityContextConstraintsInterface(kc),
			), nil
		}
		return kReaperFunc(mapping)
	}
	kGeneratorFunc := w.Factory.Generator
	w.Generator = func(name string) (kubectl.Generator, bool) {
		if generator, ok := generators[name]; ok {
			return generator, true
		}
		return kGeneratorFunc(name)
	}
	kPodSelectorForObjectFunc := w.Factory.PodSelectorForObject
	w.PodSelectorForObject = func(object runtime.Object) (string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return kubectl.MakeLabels(t.Spec.Selector), nil
		default:
			return kPodSelectorForObjectFunc(object)
		}
	}
	kPortsForObjectFunc := w.Factory.PortsForObject
	w.PortsForObject = func(object runtime.Object) ([]string, error) {
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			return getPorts(t.Spec.Template.Spec), nil
		default:
			return kPortsForObjectFunc(object)
		}
	}
	kLogsForObjectFunc := w.Factory.LogsForObject
	w.LogsForObject = func(object, options runtime.Object) (*kclient.Request, error) {
		oc, _, err := w.Clients()
		if err != nil {
			return nil, err
		}

		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			dopts, ok := options.(*deployapi.DeploymentLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a DeploymentLogOptions")
			}
			return oc.DeploymentLogs(t.Namespace).Get(t.Name, *dopts), nil
		case *buildapi.Build:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			if bopts.Version != nil {
				// should --version work with builds at all?
				return nil, errors.New("cannot specify a version and a build")
			}
			return oc.BuildLogs(t.Namespace).Get(t.Name, *bopts), nil
		case *buildapi.BuildConfig:
			bopts, ok := options.(*buildapi.BuildLogOptions)
			if !ok {
				return nil, errors.New("provided options object is not a BuildLogOptions")
			}
			builds, err := oc.Builds(t.Namespace).List(labels.Everything(), fields.Everything())
			if err != nil {
				return nil, err
			}
			builds.Items = buildapi.FilterBuilds(builds.Items, buildapi.ByBuildConfigLabelPredicate(t.Name))
			if len(builds.Items) == 0 {
				return nil, fmt.Errorf("no builds found for %s", t.Name)
			}
			if bopts.Version != nil {
				// If a version has been specified, try to get the logs from that build.
				desired := buildutil.BuildNameForConfigVersion(t.Name, int(*bopts.Version))
				return oc.BuildLogs(t.Namespace).Get(desired, *bopts), nil
			}
			sort.Sort(sort.Reverse(buildapi.BuildSliceByCreationTimestamp(builds.Items)))
			return oc.BuildLogs(t.Namespace).Get(builds.Items[0].Name, *bopts), nil
		default:
			return kLogsForObjectFunc(object, options)
		}
	}
	w.Printer = func(mapping *meta.RESTMapping, noHeaders, withNamespace, wide bool, showAll bool, columnLabels []string) (kubectl.ResourcePrinter, error) {
		return describe.NewHumanReadablePrinter(noHeaders, withNamespace, wide, showAll, columnLabels), nil
	}
	kCanBeExposed := w.Factory.CanBeExposed
	w.CanBeExposed = func(kind string) error {
		if kind == "DeploymentConfig" {
			return nil
		}
		return kCanBeExposed(kind)
	}
	kAttachablePodForObjectFunc := w.Factory.AttachablePodForObject
	w.AttachablePodForObject = func(object runtime.Object) (*api.Pod, error) {
		oc, kc, err := w.Clients()
		if err != nil {
			return nil, err
		}
		switch t := object.(type) {
		case *deployapi.DeploymentConfig:
			var err error
			var pods *api.PodList
			for pods == nil || len(pods.Items) == 0 {
				if t.Status.LatestVersion == 0 {
					time.Sleep(2 * time.Second)
				}
				if t, err = oc.DeploymentConfigs(t.Namespace).Get(t.Name); err != nil {
					return nil, err
				}
				latestDeploymentName := deployutil.LatestDeploymentNameForConfig(t)
				deployment, err := kc.ReplicationControllers(t.Namespace).Get(latestDeploymentName)
				if err != nil {
					if kerrors.IsNotFound(err) {
						continue
					}
					return nil, err
				}
				pods, err = kc.Pods(deployment.Namespace).List(labels.SelectorFromSet(deployment.Spec.Selector), fields.Everything())
				if err != nil {
					return nil, err
				}
				if len(pods.Items) == 0 {
					time.Sleep(2 * time.Second)
				}
			}
			var oldestPod *api.Pod
			for _, pod := range pods.Items {
				if oldestPod == nil || pod.CreationTimestamp.Before(oldestPod.CreationTimestamp) {
					oldestPod = &pod
				}
			}
			return oldestPod, nil
		default:
			return kAttachablePodForObjectFunc(object)
		}
	}

	return w
}