func RunProxy(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command) error {
port := cmdutil.GetFlagInt(cmd, "port")
fmt.Fprintf(out, "Starting to serve on localhost:%d", port)
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
staticPrefix := cmdutil.GetFlagString(cmd, "www-prefix")
if !strings.HasSuffix(staticPrefix, "/") {
staticPrefix += "/"
}
apiProxyPrefix := cmdutil.GetFlagString(cmd, "api-prefix")
if !strings.HasSuffix(apiProxyPrefix, "/") {
apiProxyPrefix += "/"
}
server, err := kubectl.NewProxyServer(cmdutil.GetFlagString(cmd, "www"), apiProxyPrefix, staticPrefix, clientConfig)
if err != nil {
return err
}
glog.Fatal(server.Serve(port))
return nil
}
// RunNewApplication contains all the necessary functionality for the OpenShift cli new-app command
func RunNewApplication(fullName string, f *clientcmd.Factory, out io.Writer, c *cobra.Command, args []string, config *newcmd.AppConfig) error {
if err := setupAppConfig(f, c, args, config); err != nil {
return err
}
if config.Querying() {
result, err := config.RunQuery(out, c.Out())
if err != nil {
return handleRunError(c, err)
}
if len(cmdutil.GetFlagString(c, "output")) != 0 {
return f.Factory.PrintObject(c, result.List, out)
}
return printHumanReadableQueryResult(result, out, fullName)
}
if err := setAppConfigLabels(c, config); err != nil {
return err
}
result, err := config.RunAll(out, c.Out())
if err != nil {
return handleRunError(c, err)
}
if err := setLabels(config.Labels, result); err != nil {
return err
}
if len(cmdutil.GetFlagString(c, "output")) != 0 {
return f.Factory.PrintObject(c, result.List, out)
}
if err := createObjects(f, out, result); err != nil {
return err
}
hasMissingRepo := false
for _, item := range result.List.Items {
switch t := item.(type) {
case *kapi.Service:
portMappings := "."
if len(t.Spec.Ports) > 0 {
portMappings = fmt.Sprintf(" with port mappings %s.", describeServicePorts(t.Spec))
}
fmt.Fprintf(c.Out(), "Service %q created at %s%s\n", t.Name, t.Spec.ClusterIP, portMappings)
case *buildapi.BuildConfig:
fmt.Fprintf(c.Out(), "A build was created - you can run `%s start-build %s` to start it.\n", fullName, t.Name)
case *imageapi.ImageStream:
if len(t.Status.DockerImageRepository) == 0 {
if hasMissingRepo {
continue
}
hasMissingRepo = true
fmt.Fprintf(c.Out(), "WARNING: We created an image stream %q, but it does not look like a Docker registry has been integrated with the server. Automatic builds and deployments depend on that integration to detect new images and will not function properly.\n", t.Name)
}
}
}
fmt.Fprintf(c.Out(), "Run '%s status' to view your app.\n", fullName)
return nil
}
func Run(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(os.Args) > 1 && os.Args[1] == "run-container" {
printDeprecationWarning("run", "run-container")
}
if len(args) != 1 {
return cmdutil.UsageError(cmd, "NAME is required for run")
}
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
client, err := f.Client()
if err != nil {
return err
}
generatorName := cmdutil.GetFlagString(cmd, "generator")
generator, found := f.Generator(generatorName)
if !found {
return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not found.", generator))
}
names := generator.ParamNames()
params := kubectl.MakeParams(cmd, names)
params["name"] = args[0]
err = kubectl.ValidateParams(names, params)
if err != nil {
return err
}
controller, err := generator.Generate(params)
if err != nil {
return err
}
inline := cmdutil.GetFlagString(cmd, "overrides")
if len(inline) > 0 {
controller, err = cmdutil.Merge(controller, inline, "ReplicationController")
if err != nil {
return err
}
}
// TODO: extract this flag to a central location, when such a location exists.
if !cmdutil.GetFlagBool(cmd, "dry-run") {
controller, err = client.ReplicationControllers(namespace).Create(controller.(*api.ReplicationController))
if err != nil {
return err
}
}
return f.PrintObject(cmd, controller, out)
}
func NewCmdCreateSecret(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
options := NewCreateSecretOptions()
options.Out = out
cmd := &cobra.Command{
Use: fmt.Sprintf("%s NAME [KEY=]SOURCE ...", name),
Short: "Create a new secret based on a key file or on files within a directory",
Long: newLong,
Example: fmt.Sprintf(newExamples, fullName),
Run: func(c *cobra.Command, args []string) {
cmdutil.CheckErr(options.Complete(args, f))
cmdutil.CheckErr(options.Validate())
if len(cmdutil.GetFlagString(c, "output")) != 0 {
secret, err := options.BundleSecret()
cmdutil.CheckErr(err)
cmdutil.CheckErr(f.Factory.PrintObject(c, secret, out))
return
}
_, err := options.CreateSecret()
cmdutil.CheckErr(err)
},
}
cmd.Flags().BoolVarP(&options.Quiet, "quiet", "q", options.Quiet, "Suppress warnings")
cmd.Flags().StringVar(&options.SecretTypeName, "type", "", "The type of secret")
cmdutil.AddPrinterFlags(cmd)
return cmd
}
func NewCmdStop(f *cmdutil.Factory, out io.Writer) *cobra.Command {
flags := &struct {
Filenames util.StringList
}{}
cmd := &cobra.Command{
Use: "stop (-f FILENAME | RESOURCE (NAME | -l label | --all))",
Short: "Gracefully shut down a resource by name or filename.",
Long: stop_long,
Example: stop_example,
Run: func(cmd *cobra.Command, args []string) {
cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
cmdutil.CheckErr(RunStop(f, cmd, args, flags.Filenames, out, shortOutput))
},
}
usage := "Filename, directory, or URL to file of resource(s) to be stopped."
kubectl.AddJsonFilenameFlag(cmd, &flags.Filenames, usage)
cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on.")
cmd.Flags().Bool("all", false, "[-all] to select all the specified resources.")
cmd.Flags().Bool("ignore-not-found", false, "Treat \"resource not found\" as a successful stop.")
cmd.Flags().Int("grace-period", -1, "Period of time in seconds given to the resource to terminate gracefully. Ignored if negative.")
cmd.Flags().Duration("timeout", 0, "The length of time to wait before giving up on a delete, zero means determine a timeout from the size of the object")
cmdutil.AddOutputFlagsForMutation(cmd)
return cmd
}
func NewCmdReplace(f *cmdutil.Factory, out io.Writer) *cobra.Command {
var filenames util.StringList
cmd := &cobra.Command{
Use: "replace -f FILENAME",
// update is deprecated.
Aliases: []string{"update"},
Short: "Replace a resource by filename or stdin.",
Long: replace_long,
Example: replace_example,
Run: func(cmd *cobra.Command, args []string) {
cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
err := RunReplace(f, out, cmd, args, filenames, shortOutput)
cmdutil.CheckCustomErr("Replace failed", err)
},
}
usage := "Filename, directory, or URL to file to use to replace the resource."
kubectl.AddJsonFilenameFlag(cmd, &filenames, usage)
cmd.MarkFlagRequired("filename")
cmd.Flags().Bool("force", false, "Delete and re-create the specified resource")
cmd.Flags().Bool("cascade", false, "Only relevant during a force replace. If true, cascade the deletion of the resources managed by this resource (e.g. Pods created by a ReplicationController). Default true.")
cmd.Flags().Int("grace-period", -1, "Only relevant during a force replace. Period of time in seconds given to the old resource to terminate gracefully. Ignored if negative.")
cmd.Flags().Duration("timeout", 0, "Only relevant during a force replace. The length of time to wait before giving up on a delete of the old resource, zero means determine a timeout from the size of the object")
cmdutil.AddOutputFlagsForMutation(cmd)
return cmd
}
func RunDelete(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, filenames util.StringList) error {
cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(enforceNamespace, filenames...).
SelectorParam(cmdutil.GetFlagString(cmd, "selector")).
SelectAllParam(cmdutil.GetFlagBool(cmd, "all")).
ResourceTypeOrNameArgs(false, args...).RequireObject(false).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
ignoreNotFound := cmdutil.GetFlagBool(cmd, "ignore-not-found")
// By default use a reaper to delete all related resources.
if cmdutil.GetFlagBool(cmd, "cascade") {
return ReapResult(r, f, out, cmdutil.GetFlagBool(cmd, "cascade"), ignoreNotFound, cmdutil.GetFlagDuration(cmd, "timeout"), cmdutil.GetFlagInt(cmd, "grace-period"))
}
return DeleteResult(r, out, ignoreNotFound)
}
func NewCmdDelete(f *cmdutil.Factory, out io.Writer) *cobra.Command {
var filenames util.StringList
cmd := &cobra.Command{
Use: "delete ([-f FILENAME] | (RESOURCE [(NAME | -l label | --all)]",
Short: "Delete a resource by filename, stdin, resource and name, or by resources and label selector.",
Long: delete_long,
Example: delete_example,
Run: func(cmd *cobra.Command, args []string) {
cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
err := RunDelete(f, out, cmd, args, filenames, shortOutput)
cmdutil.CheckErr(err)
},
}
usage := "Filename, directory, or URL to a file containing the resource to delete."
kubectl.AddJsonFilenameFlag(cmd, &filenames, usage)
cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on.")
cmd.Flags().Bool("all", false, "[-all] to select all the specified resources.")
cmd.Flags().Bool("ignore-not-found", false, "Treat \"resource not found\" as a successful delete. Defaults to \"true\" when --all is specified.")
cmd.Flags().Bool("cascade", true, "If true, cascade the deletion of the resources managed by this resource (e.g. Pods created by a ReplicationController). Default true.")
cmd.Flags().Int("grace-period", -1, "Period of time in seconds given to the resource to terminate gracefully. Ignored if negative.")
cmd.Flags().Duration("timeout", 0, "The length of time to wait before giving up on a delete, zero means determine a timeout from the size of the object")
cmdutil.AddOutputFlagsForMutation(cmd)
return cmd
}
func RunUpdate(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, filenames util.StringList) error {
schema, err := f.Validator()
if err != nil {
return err
}
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
patch := cmdutil.GetFlagString(cmd, "patch")
if len(filenames) == 0 && len(patch) == 0 {
return cmdutil.UsageError(cmd, "Must specify --filename or --patch to update")
}
if len(filenames) != 0 && len(patch) != 0 {
return cmdutil.UsageError(cmd, "Can not specify both --filename and --patch")
}
// TODO: Make patching work with -f, updating with patched JSON input files
if len(filenames) == 0 {
name, err := updateWithPatch(cmd, args, f, patch)
if err != nil {
return err
}
fmt.Fprintf(out, "%s\n", name)
return nil
}
if len(filenames) == 0 {
return cmdutil.UsageError(cmd, "Must specify --filename to update")
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
Schema(schema).
ContinueOnError().
NamespaceParam(cmdNamespace).RequireNamespace().
FilenameParam(filenames...).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
return r.Visit(func(info *resource.Info) error {
data, err := info.Mapping.Codec.Encode(info.Object)
if err != nil {
return err
}
obj, err := resource.NewHelper(info.Client, info.Mapping).Update(info.Namespace, info.Name, true, data)
if err != nil {
return err
}
info.Refresh(obj, true)
printObjectSpecificMessage(obj, out)
fmt.Fprintf(out, "%s/%s\n", info.Mapping.Resource, info.Name)
return nil
})
}
func RunPortForward(f *Factory, cmd *cobra.Command, args []string) error {
podName := util.GetFlagString(cmd, "pod")
if len(podName) == 0 {
return util.UsageError(cmd, "POD is required for exec")
}
if len(args) < 1 {
return util.UsageError(cmd, "at least 1 PORT is required for port-forward")
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
client, err := f.Client()
if err != nil {
return err
}
pod, err := client.Pods(namespace).Get(podName)
if err != nil {
return err
}
if pod.Status.Phase != api.PodRunning {
glog.Fatalf("Unable to execute command because pod is not running. Current status=%v", pod.Status.Phase)
}
config, err := f.ClientConfig()
if err != nil {
return err
}
signals := make(chan os.Signal, 1)
signal.Notify(signals, os.Interrupt)
defer signal.Stop(signals)
stopCh := make(chan struct{}, 1)
go func() {
<-signals
close(stopCh)
}()
req := client.RESTClient.Get().
Prefix("proxy").
Resource("minions").
Name(pod.Status.Host).
Suffix("portForward", namespace, podName)
pf, err := portforward.New(req, config, args, stopCh)
if err != nil {
return err
}
return pf.ForwardPorts()
}
// RunScale executes the scaling
func RunScale(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, shortOutput bool) error {
if len(os.Args) > 1 && os.Args[1] == "resize" {
printDeprecationWarning("scale", "resize")
}
count := cmdutil.GetFlagInt(cmd, "replicas")
if count < 0 {
return cmdutil.UsageError(cmd, "--replicas=COUNT RESOURCE NAME")
}
cmdNamespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
ResourceTypeOrNameArgs(false, args...).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
mapping, err := r.ResourceMapping()
if err != nil {
return err
}
infos, err := r.Infos()
if err != nil {
return err
}
if len(infos) > 1 {
return fmt.Errorf("multiple resources provided: %v", args)
}
info := infos[0]
scaler, err := f.Scaler(mapping)
if err != nil {
return err
}
resourceVersion := cmdutil.GetFlagString(cmd, "resource-version")
currentSize := cmdutil.GetFlagInt(cmd, "current-replicas")
precondition := &kubectl.ScalePrecondition{currentSize, resourceVersion}
retry := kubectl.NewRetryParams(kubectl.Interval, kubectl.Timeout)
waitForReplicas := kubectl.NewRetryParams(kubectl.Interval, kubectl.Timeout)
if err := scaler.Scale(info.Namespace, info.Name, uint(count), precondition, retry, waitForReplicas); err != nil {
return err
}
cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "scaled")
return nil
}
func setAppConfigLabels(c *cobra.Command, config *newcmd.AppConfig) error {
labelStr := cmdutil.GetFlagString(c, "labels")
if len(labelStr) != 0 {
var err error
config.Labels, err = ctl.ParseLabels(labelStr)
if err != nil {
return err
}
}
return nil
}
// RunNewApplication contains all the necessary functionality for the OpenShift cli new-app command
func RunNewApplication(fullName string, f *clientcmd.Factory, out io.Writer, c *cobra.Command, args []string, config *newcmd.AppConfig) error {
if err := setupAppConfig(f, c, args, config); err != nil {
return err
}
result, err := config.RunAll(out, c.Out())
if err != nil {
if errs, ok := err.(errors.Aggregate); ok {
if len(errs.Errors()) == 1 {
err = errs.Errors()[0]
}
}
if err == newcmd.ErrNoInputs {
// TODO: suggest things to the user
return cmdutil.UsageError(c, "You must specify one or more images, image streams, templates or source code locations to create an application.")
}
return err
}
if err := setLabels(c, result); err != nil {
return err
}
if len(cmdutil.GetFlagString(c, "output")) != 0 {
return f.Factory.PrintObject(c, result.List, out)
}
if err := createObjects(f, out, result); err != nil {
return err
}
hasMissingRepo := false
for _, item := range result.List.Items {
switch t := item.(type) {
case *kapi.Service:
portMappings := "."
if len(t.Spec.Ports) > 0 {
portMappings = fmt.Sprintf(" with port mappings %s.", describeServicePorts(t.Spec))
}
fmt.Fprintf(c.Out(), "Service %q created at %s%s\n", t.Name, t.Spec.ClusterIP, portMappings)
case *buildapi.BuildConfig:
fmt.Fprintf(c.Out(), "A build was created - you can run `%s start-build %s` to start it.\n", fullName, t.Name)
case *imageapi.ImageStream:
if len(t.Status.DockerImageRepository) == 0 {
if hasMissingRepo {
continue
}
hasMissingRepo = true
fmt.Fprintf(c.Out(), "WARNING: We created an ImageStream %q, but it does not look like a Docker registry has been integrated with the OpenShift server. Automatic builds and deployments depend on that integration to detect new images and will not function properly.\n", t.Name)
}
}
}
fmt.Fprintf(c.Out(), "Run '%s status' to view your app.\n", fullName)
return nil
}
func validateArguments(cmd *cobra.Command, args []string) (deploymentKey, filename, image, oldName string, err error) {
deploymentKey = cmdutil.GetFlagString(cmd, "deployment-label-key")
filename = cmdutil.GetFlagString(cmd, "filename")
image = cmdutil.GetFlagString(cmd, "image")
if len(deploymentKey) == 0 {
return "", "", "", "", cmdutil.UsageError(cmd, "--deployment-label-key can not be empty")
}
if len(filename) == 0 && len(image) == 0 {
return "", "", "", "", cmdutil.UsageError(cmd, "Must specify --filename or --image for new controller")
}
if len(filename) != 0 && len(image) != 0 {
return "", "", "", "", cmdutil.UsageError(cmd, "--filename and --image can not both be specified")
}
if len(args) < 1 {
return "", "", "", "", cmdutil.UsageError(cmd, "Must specify the controller to update")
}
return deploymentKey, filename, image, args[0], nil
}
func RunResize(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
count := cmdutil.GetFlagInt(cmd, "replicas")
if len(args) != 2 || count < 0 {
return cmdutil.UsageError(cmd, "--replicas=COUNT RESOURCE ID")
}
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
ResourceTypeOrNameArgs(false, args...).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
mapping, err := r.ResourceMapping()
if err != nil {
return err
}
infos, err := r.Infos()
if err != nil {
return err
}
info := infos[0]
resizer, err := f.Resizer(mapping)
if err != nil {
return err
}
resourceVersion := cmdutil.GetFlagString(cmd, "resource-version")
currentSize := cmdutil.GetFlagInt(cmd, "current-replicas")
precondition := &kubectl.ResizePrecondition{currentSize, resourceVersion}
cond := kubectl.ResizeCondition(resizer, precondition, info.Namespace, info.Name, uint(count))
msg := "resized"
if err = wait.Poll(retryFrequency, retryTimeout, cond); err != nil {
msg = fmt.Sprintf("Failed to resize controller in spite of retrying for %s", retryTimeout)
if err != nil {
return err
}
}
fmt.Fprintf(out, "%s\n", msg)
return nil
}
func NewPathOptions(cmd *cobra.Command) *kubecmdconfig.PathOptions {
return &kubecmdconfig.PathOptions{
GlobalFile: RecommendedHomeFile,
EnvVar: OpenShiftConfigPathEnvVar,
ExplicitFileFlag: OpenShiftConfigFlagName,
LoadingRules: &kclientcmd.ClientConfigLoadingRules{
ExplicitPath: cmdutil.GetFlagString(cmd, OpenShiftConfigFlagName),
},
}
}
// validateFlags filters out flags that are not supposed to be used
// when generating a route
func validateFlags(cmd *cobra.Command) error {
invalidFlags := []string{}
if len(cmdutil.GetFlagString(cmd, "type")) != 0 {
invalidFlags = append(invalidFlags, "--type")
}
if len(cmdutil.GetFlagString(cmd, "selector")) != 0 {
invalidFlags = append(invalidFlags, "--selector")
}
if len(cmdutil.GetFlagString(cmd, "container-port")) != 0 {
invalidFlags = append(invalidFlags, "--container-port")
}
if len(cmdutil.GetFlagString(cmd, "target-port")) != 0 {
invalidFlags = append(invalidFlags, "--target-port")
}
if len(cmdutil.GetFlagString(cmd, "public-ip")) != 0 {
invalidFlags = append(invalidFlags, "--public-ip")
}
if cmdutil.GetFlagInt(cmd, "port") != -1 {
invalidFlags = append(invalidFlags, "--port")
}
if cmdutil.GetFlagBool(cmd, "create-external-load-balancer") {
invalidFlags = append(invalidFlags, "--create-external-load-balancer")
}
msg := ""
switch len(invalidFlags) {
case 0:
return nil
case 1:
msg = invalidFlags[0]
default:
commaSeparated, last := invalidFlags[:len(invalidFlags)-1], invalidFlags[len(invalidFlags)-1]
msg = fmt.Sprintf("%s or %s", strings.Join(commaSeparated, ","), last)
}
return fmt.Errorf("cannot use %s when generating a route", msg)
}
func RunClusterInfo(factory *cmdutil.Factory, out io.Writer, cmd *cobra.Command) error {
if os.Args[1] == "clusterinfo" {
printDeprecationWarning("cluster-info", "clusterinfo")
}
client, err := factory.ClientConfig()
if err != nil {
return err
}
printService(out, "Kubernetes master", client.Host)
mapper, typer := factory.Object()
cmdNamespace := cmdutil.GetFlagString(cmd, "namespace")
if cmdNamespace == "" {
cmdNamespace = api.NamespaceSystem
}
// TODO use generalized labels once they are implemented (#341)
b := resource.NewBuilder(mapper, typer, factory.ClientMapperForCommand()).
NamespaceParam(cmdNamespace).DefaultNamespace().
SelectorParam("kubernetes.io/cluster-service=true").
ResourceTypeOrNameArgs(false, []string{"services"}...).
Latest()
b.Do().Visit(func(r *resource.Info) error {
services := r.Object.(*api.ServiceList).Items
for _, service := range services {
var link string
if len(service.Status.LoadBalancer.Ingress) > 0 {
ingress := service.Status.LoadBalancer.Ingress[0]
ip := ingress.IP
if ip == "" {
ip = ingress.Hostname
}
for _, port := range service.Spec.Ports {
link += "http://" + ip + ":" + strconv.Itoa(port.Port) + " "
}
} else {
link = client.Host + "/api/" + client.Version + "/proxy/namespaces/" + service.ObjectMeta.Namespace + "/services/" + service.ObjectMeta.Name
}
name := service.ObjectMeta.Labels["kubernetes.io/name"]
if len(name) == 0 {
name = service.ObjectMeta.Name
}
printService(out, name, link)
}
return nil
})
return nil
// TODO consider printing more information about cluster
}
func RunDescribe(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
selector := cmdutil.GetFlagString(cmd, "selector")
cmdNamespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
if len(args) == 0 {
fmt.Fprint(out, "You must specify the type of resource to describe. ", valid_resources)
return cmdutil.UsageError(cmd, "Required resource not specified.")
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
SelectorParam(selector).
ResourceTypeOrNameArgs(false, args...).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
mapping, err := r.ResourceMapping()
if err != nil {
return err
}
describer, err := f.Describer(mapping)
if err != nil {
return err
}
infos, err := r.Infos()
if err != nil {
if apierrors.IsNotFound(err) && len(args) == 2 {
return DescribeMatchingResources(mapper, typer, describer, f, cmdNamespace, args[0], args[1], out, err)
}
return err
}
for _, info := range infos {
s, err := describer.Describe(info.Namespace, info.Name)
if err != nil {
return err
}
fmt.Fprintf(out, "%s\n\n", s)
}
return nil
}
func RunLabel(f *Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) < 2 {
return util.UsageError(cmd, "<resource> <name> is required")
}
if len(args) < 3 {
return util.UsageError(cmd, "at least one label update is required.")
}
res := args[:2]
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, _ := f.Object()
// TODO: use resource.Builder instead
mapping, namespace, name, err := util.ResourceFromArgs(cmd, res, mapper, cmdNamespace)
if err != nil {
return err
}
client, err := f.RESTClient(mapping)
if err != nil {
return err
}
labels, remove, err := parseLabels(args[2:])
if err != nil {
return err
}
overwrite := util.GetFlagBool(cmd, "overwrite")
resourceVersion := util.GetFlagString(cmd, "resource-version")
obj, err := updateObject(client, mapping, namespace, name, func(obj runtime.Object) (runtime.Object, error) {
outObj, err := labelFunc(obj, overwrite, resourceVersion, labels, remove)
if err != nil {
return nil, err
}
return outObj, nil
})
if err != nil {
return err
}
printer, err := f.PrinterForMapping(cmd, mapping)
if err != nil {
return err
}
printer.PrintObj(obj, out)
return nil
}
func (o *LoginOptions) Complete(f *osclientcmd.Factory, cmd *cobra.Command, args []string) error {
kubeconfig, err := f.OpenShiftClientConfig.RawConfig()
o.StartingKubeConfig = &kubeconfig
if err != nil {
if !os.IsNotExist(err) {
return err
}
// build a valid object to use if we failed on a non-existent file
o.StartingKubeConfig = kclientcmdapi.NewConfig()
}
addr := flagtypes.Addr{Value: "localhost:8443", DefaultScheme: "https", DefaultPort: 8443, AllowPrefix: true}.Default()
if serverFlag := kcmdutil.GetFlagString(cmd, "server"); len(serverFlag) > 0 {
if err := addr.Set(serverFlag); err != nil {
return err
}
o.Server = addr.String()
} else if len(args) == 1 {
if err := addr.Set(args[0]); err != nil {
return err
}
o.Server = addr.String()
} else if len(o.Server) == 0 {
if defaultContext, defaultContextExists := o.StartingKubeConfig.Contexts[o.StartingKubeConfig.CurrentContext]; defaultContextExists {
if cluster, exists := o.StartingKubeConfig.Clusters[defaultContext.Cluster]; exists {
o.Server = cluster.Server
}
}
}
o.CertFile = kcmdutil.GetFlagString(cmd, "client-certificate")
o.KeyFile = kcmdutil.GetFlagString(cmd, "client-key")
o.APIVersion = kcmdutil.GetFlagString(cmd, "api-version")
// if the API version isn't explicitly passed, use the API version from the default context (same rules as the server above)
if len(o.APIVersion) == 0 {
if defaultContext, defaultContextExists := o.StartingKubeConfig.Contexts[o.StartingKubeConfig.CurrentContext]; defaultContextExists {
if cluster, exists := o.StartingKubeConfig.Clusters[defaultContext.Cluster]; exists {
o.APIVersion = cluster.APIVersion
}
}
}
o.CAFile = kcmdutil.GetFlagString(cmd, "certificate-authority")
o.InsecureTLS = kcmdutil.GetFlagBool(cmd, "insecure-skip-tls-verify")
o.Token = kcmdutil.GetFlagString(cmd, "token")
o.DefaultNamespace, _ = f.OpenShiftClientConfig.Namespace()
o.PathOptions = config.NewPathOptions(cmd)
return nil
}
// NewCmdLogin implements the OpenShift cli login command
func NewCmdLogin(fullName string, f *osclientcmd.Factory, reader io.Reader, out io.Writer) *cobra.Command {
options := &LoginOptions{
Reader: reader,
Out: out,
}
cmds := &cobra.Command{
Use: "login [URL]",
Short: "Log in to an OpenShift server",
Long: loginLong,
Example: fmt.Sprintf(loginExample, fullName),
Run: func(cmd *cobra.Command, args []string) {
if err := options.Complete(f, cmd, args); err != nil {
kcmdutil.CheckErr(err)
}
if err := options.Validate(args, kcmdutil.GetFlagString(cmd, "server")); err != nil {
kcmdutil.CheckErr(err)
}
err := RunLogin(cmd, options)
if kapierrors.IsUnauthorized(err) {
fmt.Fprintln(out, "Login failed (401 Unauthorized)")
if err, isStatusErr := err.(*kapierrors.StatusError); isStatusErr {
if details := err.Status().Details; details != nil {
for _, cause := range details.Causes {
fmt.Fprintln(out, cause.Message)
}
}
}
os.Exit(1)
} else {
kcmdutil.CheckErr(err)
}
},
}
// Login is the only command that can negotiate a session token against the auth server using basic auth
cmds.Flags().StringVarP(&options.Username, "username", "u", "", "Username, will prompt if not provided")
cmds.Flags().StringVarP(&options.Password, "password", "p", "", "Password, will prompt if not provided")
return cmds
}
func setLabels(c *cobra.Command, result *newcmd.AppResult) error {
label := cmdutil.GetFlagString(c, "labels")
if len(label) != 0 {
lbl, err := ctl.ParseLabels(label)
if err != nil {
return err
}
for _, object := range result.List.Items {
err = util.AddObjectLabels(object, lbl)
if err != nil {
return err
}
}
}
return nil
}
func RunPatch(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, shortOutput bool) error {
cmdNamespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
patch := cmdutil.GetFlagString(cmd, "patch")
if len(patch) == 0 {
return cmdutil.UsageError(cmd, "Must specify -p to patch")
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
ResourceTypeOrNameArgs(false, args...).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
mapping, err := r.ResourceMapping()
if err != nil {
return err
}
client, err := f.RESTClient(mapping)
if err != nil {
return err
}
infos, err := r.Infos()
if err != nil {
return err
}
name, namespace := infos[0].Name, infos[0].Namespace
helper := resource.NewHelper(client, mapping)
_, err = helper.Patch(namespace, name, api.StrategicMergePatchType, []byte(patch))
if err != nil {
return err
}
cmdutil.PrintSuccess(mapper, shortOutput, out, "", name, "patched")
return nil
}
// injectUserVars injects user specified variables into the Template
func injectUserVars(cmd *cobra.Command, t *api.Template) {
values := util.StringList{}
values.Set(kcmdutil.GetFlagString(cmd, "value"))
for _, keypair := range values {
p := strings.SplitN(keypair, "=", 2)
if len(p) != 2 {
fmt.Fprintf(cmd.Out(), "invalid parameter assignment in %q: %q\n", t.Name, keypair)
continue
}
if v := template.GetParameterByName(t, p[0]); v != nil {
v.Value = p[1]
v.Generate = ""
template.AddParameter(t, *v)
} else {
fmt.Fprintf(cmd.Out(), "unknown parameter name %q\n", p[0])
}
}
}
func NewCmdPatch(f *cmdutil.Factory, out io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "patch RESOURCE NAME -p PATCH",
Short: "Update field(s) of a resource by stdin.",
Long: patch_long,
Example: patch_example,
Run: func(cmd *cobra.Command, args []string) {
cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
err := RunPatch(f, out, cmd, args, shortOutput)
cmdutil.CheckErr(err)
},
}
cmd.Flags().StringP("patch", "p", "", "The patch to be applied to the resource JSON file.")
cmd.MarkFlagRequired("patch")
cmdutil.AddOutputFlagsForMutation(cmd)
return cmd
}
// NewCmdReconcileClusterRoles implements the OpenShift cli reconcile-cluster-roles command
func NewCmdReconcileClusterRoles(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
o := &reconcileClusterOptions{Out: out}
cmd := &cobra.Command{
Use: name,
Short: "Replace cluster roles to match the recommended bootstrap policy",
Long: reconcileLong,
Example: fmt.Sprintf(reconcileExample, fullName),
Run: func(cmd *cobra.Command, args []string) {
if err := o.Complete(cmd, f, args); err != nil {
kcmdutil.CheckErr(kcmdutil.UsageError(cmd, err.Error()))
}
changedClusterRoles, err := o.ChangedClusterRoles()
kcmdutil.CheckErr(err)
if len(changedClusterRoles) == 0 {
return
}
if (len(kcmdutil.GetFlagString(cmd, "output")) != 0) && !o.Confirmed {
list := &kapi.List{}
for _, item := range changedClusterRoles {
list.Items = append(list.Items, item)
}
kcmdutil.CheckErr(f.Factory.PrintObject(cmd, list, out))
}
if o.Confirmed {
kcmdutil.CheckErr(o.ReplaceChangedRoles(changedClusterRoles))
}
},
}
cmd.Flags().BoolVar(&o.Confirmed, "confirm", o.Confirmed, "Specify that cluster roles should be modified. Defaults to false, displaying what would be replaced but not actually replacing anything.")
kcmdutil.AddPrinterFlags(cmd)
cmd.Flags().Lookup("output").DefValue = "yaml"
cmd.Flags().Lookup("output").Value.Set("yaml")
return cmd
}
func RunStop(f *cmdutil.Factory, cmd *cobra.Command, args []string, filenames util.StringList, out io.Writer) error {
cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
ResourceTypeOrNameArgs(false, args...).
FilenameParam(enforceNamespace, filenames...).
SelectorParam(cmdutil.GetFlagString(cmd, "selector")).
SelectAllParam(cmdutil.GetFlagBool(cmd, "all")).
Flatten().
Do()
if r.Err() != nil {
return r.Err()
}
return ReapResult(r, f, out, false, cmdutil.GetFlagBool(cmd, "ignore-not-found"), cmdutil.GetFlagDuration(cmd, "timeout"), cmdutil.GetFlagInt(cmd, "grace-period"))
}
func (f *Factory) NewCmdStop(out io.Writer) *cobra.Command {
flags := &struct {
Filenames util.StringList
}{}
cmd := &cobra.Command{
Use: "stop (-f FILENAME | RESOURCE (ID | -l label | --all))",
Short: "Gracefully shut down a resource by id or filename.",
Long: stop_long,
Example: stop_example,
Run: func(cmd *cobra.Command, args []string) {
cmdNamespace, err := f.DefaultNamespace()
cmdutil.CheckErr(err)
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand(cmd)).
ContinueOnError().
NamespaceParam(cmdNamespace).RequireNamespace().
ResourceTypeOrNameArgs(false, args...).
FilenameParam(flags.Filenames...).
SelectorParam(cmdutil.GetFlagString(cmd, "selector")).
SelectAllParam(cmdutil.GetFlagBool(cmd, "all")).
Flatten().
Do()
cmdutil.CheckErr(r.Err())
r.Visit(func(info *resource.Info) error {
reaper, err := f.Reaper(info.Mapping)
cmdutil.CheckErr(err)
s, err := reaper.Stop(info.Namespace, info.Name)
if err != nil {
return err
}
fmt.Fprintf(out, "%s\n", s)
return nil
})
},
}
cmd.Flags().VarP(&flags.Filenames, "filename", "f", "Filename, directory, or URL to file of resource(s) to be stopped")
cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on")
cmd.Flags().Bool("all", false, "[-all] to select all the specified resources")
return cmd
}
func RunDelete(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, filenames util.StringList, shortOutput bool) error {
cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
deleteAll := cmdutil.GetFlagBool(cmd, "all")
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(enforceNamespace, filenames...).
SelectorParam(cmdutil.GetFlagString(cmd, "selector")).
SelectAllParam(deleteAll).
ResourceTypeOrNameArgs(false, args...).RequireObject(false).
Flatten().
Do()
err = r.Err()
if err != nil {
return err
}
ignoreNotFound := cmdutil.GetFlagBool(cmd, "ignore-not-found")
if deleteAll {
f := cmd.Flags().Lookup("ignore-not-found")
// The flag should never be missing
if f == nil {
return fmt.Errorf("missing --ignore-not-found flag")
}
// If the user didn't explicitly set the option, default to ignoring NotFound errors when used with --all
if !f.Changed {
ignoreNotFound = true
}
}
// By default use a reaper to delete all related resources.
if cmdutil.GetFlagBool(cmd, "cascade") {
return ReapResult(r, f, out, cmdutil.GetFlagBool(cmd, "cascade"), ignoreNotFound, cmdutil.GetFlagDuration(cmd, "timeout"), cmdutil.GetFlagInt(cmd, "grace-period"), shortOutput, mapper)
}
return DeleteResult(r, out, ignoreNotFound, shortOutput, mapper)
}