// NewCmdWhoCan implements the OpenShift cli who-can command
func NewCmdWhoCan(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
options := &whoCanOptions{}
cmd := &cobra.Command{
Use: "who-can VERB RESOURCE",
Short: "List who can perform the specified action on a resource",
Long: "List who can perform the specified action on a resource",
Run: func(cmd *cobra.Command, args []string) {
if err := options.complete(args); err != nil {
kcmdutil.CheckErr(kcmdutil.UsageError(cmd, err.Error()))
}
var err error
if options.client, _, err = f.Clients(); err != nil {
kcmdutil.CheckErr(err)
}
if options.bindingNamespace, err = f.DefaultNamespace(); err != nil {
kcmdutil.CheckErr(err)
}
if err := options.run(); err != nil {
kcmdutil.CheckErr(err)
}
},
}
return cmd
}
func (n *NodeOptions) Complete(f *clientcmd.Factory, c *cobra.Command, args []string, out io.Writer) error {
defaultNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
_, kc, err := f.Clients()
if err != nil {
return err
}
cmdPrinter, output, err := kcmdutil.PrinterForCommand(c)
if err != nil {
return err
}
mapper, typer := f.Object()
n.DefaultNamespace = defaultNamespace
n.Kclient = kc
n.Writer = out
n.Mapper = mapper
n.Typer = typer
n.RESTClientFactory = f.Factory.RESTClient
n.Printer = f.Printer
n.NodeNames = []string{}
n.CmdPrinter = cmdPrinter
n.CmdPrinterOutput = false
if output {
n.CmdPrinterOutput = true
}
if len(args) != 0 {
n.NodeNames = append(n.NodeNames, args...)
}
return nil
}
func (o *RoleModificationOptions) Complete(f *clientcmd.Factory, args []string, target *[]string, targetName string, isNamespaced bool) error {
if len(args) < 2 {
return fmt.Errorf("You must specify at least two arguments: <role> <%s> [%s]...", targetName, targetName)
}
o.RoleName = args[0]
*target = append(*target, args[1:]...)
osClient, _, err := f.Clients()
if err != nil {
return err
}
if isNamespaced {
roleBindingNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
o.RoleBindingAccessor = NewLocalRoleBindingAccessor(roleBindingNamespace, osClient)
} else {
o.RoleBindingAccessor = NewClusterRoleBindingAccessor(osClient)
}
return nil
}
func setupAppConfig(f *clientcmd.Factory, c *cobra.Command, args []string, config *newcmd.AppConfig) error {
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
dockerClient, _, err := dockerutil.NewHelper().GetClient()
if err == nil {
if err = dockerClient.Ping(); err == nil {
config.SetDockerClient(dockerClient)
}
}
if err != nil {
glog.V(2).Infof("No local Docker daemon detected: %v", err)
}
osclient, _, err := f.Clients()
if err != nil {
return err
}
config.SetOpenShiftClient(osclient, namespace)
unknown := config.AddArguments(args)
if len(unknown) != 0 {
return cmdutil.UsageError(c, "Did not recognize the following arguments: %v", unknown)
}
return nil
}
func (v *VolumeOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, out io.Writer) error {
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
v.OutputVersion = kcmdutil.OutputVersion(cmd, clientConfig.Version)
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
v.DefaultNamespace = cmdNamespace
v.Writer = out
v.Mapper = mapper
v.Typer = typer
v.RESTClientFactory = f.Factory.RESTClient
v.UpdatePodSpecForObject = f.UpdatePodSpecForObject
if v.Add && len(v.Name) == 0 {
v.Name = string(kutil.NewUUID())
if len(v.Output) == 0 {
fmt.Fprintf(v.Writer, "Generated volume name: %s\n", v.Name)
}
}
// In case of volume source ignore the default volume type
if len(v.AddOpts.Source) > 0 {
v.AddOpts.Type = ""
}
return nil
}
// RunImportImage contains all the necessary functionality for the OpenShift cli import-image command.
func RunImportImage(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) == 0 || len(args[0]) == 0 {
return cmdutil.UsageError(cmd, "you must specify the name of an image stream.")
}
streamName := args[0]
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
osClient, _, err := f.Clients()
if err != nil {
return err
}
imageStreamClient := osClient.ImageStreams(namespace)
stream, err := imageStreamClient.Get(streamName)
if err != nil {
return err
}
if len(stream.Spec.DockerImageRepository) == 0 {
return errors.New("only image streams with spec.dockerImageRepository set may have images imported")
}
if stream.Annotations == nil {
stream.Annotations = make(map[string]string)
}
stream.Annotations[imageapi.DockerImageRepositoryCheckAnnotation] = ""
updatedStream, err := imageStreamClient.Update(stream)
if err != nil {
return err
}
resourceVersion := updatedStream.ResourceVersion
fmt.Fprintln(cmd.Out(), "Waiting for the import to complete, CTRL+C to stop waiting.")
updatedStream, err = waitForImport(imageStreamClient, stream.Name, resourceVersion)
if err != nil {
return fmt.Errorf("unable to determine if the import completed successfully - please run 'oc describe -n %s imagestream/%s' to see if the tags were updated as expected: %v", stream.Namespace, stream.Name, err)
}
fmt.Fprintln(cmd.Out(), "The import completed successfully.\n")
d := describe.ImageStreamDescriber{osClient}
info, err := d.Describe(updatedStream.Namespace, updatedStream.Name)
if err != nil {
return err
}
fmt.Fprintln(out, info)
return nil
}
func (o *RemoveFromProjectOptions) Complete(f *clientcmd.Factory, args []string, target *[]string, targetName string) error {
if len(args) < 1 {
return fmt.Errorf("You must specify at least one argument: <%s> [%s]...", targetName, targetName)
}
*target = append(*target, args...)
var err error
if o.Client, _, err = f.Clients(); err != nil {
return err
}
if o.BindingNamespace, err = f.DefaultNamespace(); err != nil {
return err
}
return nil
}
func (o *DeployOptions) Complete(f *clientcmd.Factory, args []string, out io.Writer) error {
var err error
o.osClient, o.kubeClient, err = f.Clients()
if err != nil {
return err
}
o.namespace, err = f.DefaultNamespace()
if err != nil {
return err
}
o.out = out
if len(args) > 0 {
o.deploymentConfigName = args[0]
}
return nil
}
// RunBuildLogs contains all the necessary functionality for the OpenShift cli build-logs command
func RunBuildLogs(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, opts api.BuildLogOptions, args []string) error {
if len(args) != 1 {
return cmdutil.UsageError(cmd, "A build name is required")
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
c, _, err := f.Clients()
if err != nil {
return err
}
readCloser, err := c.BuildLogs(namespace).Get(args[0], opts).Stream()
if err != nil {
return err
}
defer readCloser.Close()
_, err = io.Copy(out, readCloser)
return err
}
// RunBuildChain contains all the necessary functionality for the OpenShift
// experimental build-chain command
func RunBuildChain(f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
all := cmdutil.GetFlagBool(cmd, "all")
allTags := cmdutil.GetFlagBool(cmd, "all-tags")
if len(args) > 1 ||
(len(args) == 1 && all) ||
(len(args) == 0 && allTags) ||
(all && allTags) {
return cmdutil.UsageError(cmd, "Must pass nothing, an ImageStream name:tag combination, or specify the --all flag")
}
oc, _, err := f.Clients()
if err != nil {
return err
}
// Retrieve namespace(s)
namespace := cmdutil.GetFlagString(cmd, "namespace")
if len(namespace) == 0 {
namespace, err = f.DefaultNamespace()
if err != nil {
return err
}
}
namespaces := make([]string, 0)
if all {
projectList, err := oc.Projects().List(labels.Everything(), fields.Everything())
if err != nil {
return err
}
for _, project := range projectList.Items {
glog.V(4).Infof("Found namespace %s", project.Name)
namespaces = append(namespaces, project.Name)
}
}
if len(namespaces) == 0 {
namespaces = append(namespaces, namespace)
}
// Get all build configurations
buildConfigList := make([]buildapi.BuildConfig, 0)
for _, namespace := range namespaces {
cfgList, err := oc.BuildConfigs(namespace).List(labels.Everything(), fields.Everything())
if err != nil {
return err
}
buildConfigList = append(buildConfigList, cfgList.Items...)
}
// Parse user input and validate specified image stream
streams := make(map[string][]string)
if !all && len(args) != 0 {
name, specifiedTag, err := parseTag(args[0])
if err != nil {
return err
}
// Validate the specified image stream
is, err := oc.ImageStreams(namespace).Get(name)
if err != nil {
return err
}
stream := join(namespace, name)
// Validate specified tag
tags := make([]string, 0)
exists := false
for tag := range is.Status.Tags {
tags = append(tags, tag)
if specifiedTag == tag {
exists = true
}
}
if !exists && !allTags {
// The specified tag isn't a part of our image stream
return fmt.Errorf("no tag %s exists in %s", specifiedTag, stream)
} else if !allTags {
// Use only the specified tag
tags = []string{specifiedTag}
}
// Set the specified stream as the only one to output dependencies for
streams[stream] = tags
} else {
streams = getStreams(buildConfigList)
}
if len(streams) == 0 {
return fmt.Errorf("no ImageStream available for building its dependency tree")
}
output := cmdutil.GetFlagString(cmd, "output")
for stream, tags := range streams {
for _, tag := range tags {
glog.V(4).Infof("Checking dependencies of stream %s tag %s", stream, tag)
root, err := findStreamDeps(stream, tag, buildConfigList)
if err != nil {
return err
}
// Check if the given image stream doesn't have any dependencies
if treeSize(root) < 2 {
glog.Infof("%s:%s has no dependencies\n", root.FullName, tag)
continue
}
switch output {
case "json":
jsonDump, err := json.MarshalIndent(root, "", "\t")
if err != nil {
return err
}
fmt.Println(string(jsonDump))
case "dot":
g := dot.NewGraph()
_, name, err := split(stream)
if err != nil {
return err
}
graphName := validDOT(name)
g.SetName(graphName)
// Directed graph since we illustrate dependencies
g.SetDir(true)
// Explicitly allow multiple pairs of edges between
// the same pair of nodes
g.SetStrict(false)
out, err := dotDump(root, g, graphName)
if err != nil {
return err
}
fmt.Println(out)
case "ast":
fmt.Println(root)
default:
return cmdutil.UsageError(cmd, "Wrong output format specified: %s", output)
}
}
}
return nil
}
// validate adds one layer of validation prior to calling the upstream
// expose command. Used only for validating services that are about
// to be exposed as routes.
func validate(cmd *cobra.Command, f *clientcmd.Factory, args []string) error {
if cmdutil.GetFlagString(cmd, "generator") != "route/v1" {
if len(cmdutil.GetFlagString(cmd, "hostname")) > 0 {
return fmt.Errorf("cannot use --hostname without generating a route")
}
return nil
}
if err := validateFlags(cmd); err != nil {
return err
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
_, kc, err := f.Clients()
if err != nil {
return err
}
mapper, typer := f.Object()
r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(namespace).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]
switch mapping.Kind {
case "Service":
svc, err := kc.Services(info.Namespace).Get(info.Name)
if err != nil {
return err
}
supportsTCP := false
for _, port := range svc.Spec.Ports {
if port.Protocol == kapi.ProtocolTCP {
supportsTCP = true
break
}
}
if !supportsTCP {
return fmt.Errorf("service %s doesn't support TCP", info.Name)
}
default:
return fmt.Errorf("cannot expose a %s as a route", mapping.Kind)
}
return nil
}
// RunCancelBuild contains all the necessary functionality for the OpenShift cli cancel-build command
func RunCancelBuild(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) == 0 || len(args[0]) == 0 {
return cmdutil.UsageError(cmd, "You must specify the name of a build to cancel.")
}
buildName := args[0]
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
client, _, err := f.Clients()
if err != nil {
return err
}
buildClient := client.Builds(namespace)
build, err := buildClient.Get(buildName)
if err != nil {
return err
}
if !isBuildCancellable(build) {
return nil
}
// Print build logs before cancelling build.
if cmdutil.GetFlagBool(cmd, "dump-logs") {
opts := buildapi.BuildLogOptions{
NoWait: true,
Follow: false,
}
response, err := client.BuildLogs(namespace).Get(buildName, opts).Do().Raw()
if err != nil {
glog.Errorf("Could not fetch build logs for %s: %v", buildName, err)
} else {
glog.Infof("Build logs for %s:\n%v", buildName, string(response))
}
}
// Mark build to be cancelled.
for {
build.Cancelled = true
if _, err = buildClient.Update(build); err != nil && errors.IsConflict(err) {
build, err = buildClient.Get(buildName)
if err != nil {
return err
}
continue
}
if err != nil {
return err
}
break
}
glog.V(2).Infof("Build %s was cancelled.", buildName)
// Create a new build with the same configuration.
if cmdutil.GetFlagBool(cmd, "restart") {
request := &buildapi.BuildRequest{
ObjectMeta: kapi.ObjectMeta{Name: build.Name},
}
newBuild, err := client.Builds(namespace).Clone(request)
if err != nil {
return err
}
glog.V(2).Infof("Restarted build %s.", buildName)
fmt.Fprintf(out, "%s\n", newBuild.Name)
} else {
fmt.Fprintf(out, "%s\n", build.Name)
}
return nil
}
// NewCmdRollback creates a CLI rollback command.
func NewCmdRollback(fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
rollback := &deployapi.DeploymentConfigRollback{
Spec: deployapi.DeploymentConfigRollbackSpec{
IncludeTemplate: true,
},
}
cmd := &cobra.Command{
Use: "rollback DEPLOYMENT",
Short: "Revert part of an application back to a previous deployment",
Long: rollbackLong,
Example: fmt.Sprintf(rollbackExample, fullName),
Run: func(cmd *cobra.Command, args []string) {
// Validate arguments
if len(args) == 0 || len(args[0]) == 0 {
cmdutil.CheckErr(cmdutil.UsageError(cmd, "A deployment name is required."))
}
// Extract arguments
format := cmdutil.GetFlagString(cmd, "output")
template := cmdutil.GetFlagString(cmd, "template")
dryRun := cmdutil.GetFlagBool(cmd, "dry-run")
// Get globally provided stuff
namespace, err := f.DefaultNamespace()
cmdutil.CheckErr(err)
oClient, kClient, err := f.Clients()
cmdutil.CheckErr(err)
// Set up the rollback config
rollback.Spec.From.Name = args[0]
// Make a helper and generate a rolled back config
helper := newHelper(oClient, kClient)
config, err := helper.Generate(namespace, rollback)
cmdutil.CheckErr(err)
// If this is a dry run, print and exit
if dryRun {
err := helper.Describe(config, out)
cmdutil.CheckErr(err)
return
}
// If an output format is specified, print and exit
if len(format) > 0 {
err := helper.Print(config, format, template, out)
cmdutil.CheckErr(err)
return
}
// Perform the rollback
rolledback, err := helper.Update(config)
cmdutil.CheckErr(err)
// Notify the user of any disabled image triggers
fmt.Fprintf(out, "#%d rolled back to %s\n", rolledback.LatestVersion, rollback.Spec.From.Name)
for _, trigger := range rolledback.Triggers {
disabled := []string{}
if trigger.Type == deployapi.DeploymentTriggerOnImageChange && !trigger.ImageChangeParams.Automatic {
disabled = append(disabled, trigger.ImageChangeParams.From.Name)
}
if len(disabled) > 0 {
reenable := fmt.Sprintf("%s deploy %s --enable-triggers", fullName, rolledback.Name)
fmt.Fprintf(cmd.Out(), "Warning: the following images triggers were disabled: %s\n You can re-enable them with: %s\n", strings.Join(disabled, ","), reenable)
}
}
},
}
cmd.Flags().BoolVar(&rollback.Spec.IncludeTriggers, "change-triggers", false, "Include the previous deployment's triggers in the rollback")
cmd.Flags().BoolVar(&rollback.Spec.IncludeStrategy, "change-strategy", false, "Include the previous deployment's strategy in the rollback")
cmd.Flags().BoolVar(&rollback.Spec.IncludeReplicationMeta, "change-scaling-settings", false, "Include the previous deployment's replicationController replica count and selector in the rollback")
cmd.Flags().BoolP("dry-run", "d", false, "Instead of performing the rollback, describe what the rollback will look like in human-readable form")
cmd.Flags().StringP("output", "o", "", "Instead of performing the rollback, print the updated deployment configuration in the specified format (json|yaml|template|templatefile)")
cmd.Flags().StringP("template", "t", "", "Template string or path to template file to use when -o=template or -o=templatefile.")
return cmd
}
// RunProject contains all the necessary functionality for the OpenShift cli process command
func RunProcess(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
storedTemplate := ""
if len(args) > 0 {
storedTemplate = args[0]
}
filename := kcmdutil.GetFlagString(cmd, "filename")
if len(storedTemplate) == 0 && len(filename) == 0 {
return kcmdutil.UsageError(cmd, "Must pass a filename or name of stored template")
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
client, _, err := f.Clients()
if err != nil {
return err
}
var (
objects []runtime.Object
infos []*resource.Info
mapping *meta.RESTMapping
)
version, kind, err := mapper.VersionAndKindForResource("template")
if mapping, err = mapper.RESTMapping(kind, version); err != nil {
return err
}
// When storedTemplate is not empty, then we fetch the template from the
// server, otherwise we require to set the `-f` parameter.
if len(storedTemplate) > 0 {
templateObj, err := client.Templates(namespace).Get(storedTemplate)
if err != nil {
if errors.IsNotFound(err) {
return fmt.Errorf("template %q could not be found", storedTemplate)
}
return err
}
templateObj.CreationTimestamp = util.Now()
infos = append(infos, &resource.Info{Object: templateObj})
} else {
infos, err = resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
NamespaceParam(namespace).RequireNamespace().
FilenameParam(filename).
Do().
Infos()
if err != nil {
return err
}
}
outputFormat := kcmdutil.GetFlagString(cmd, "output")
for i := range infos {
obj, ok := infos[i].Object.(*api.Template)
if !ok {
sourceName := filename
if len(storedTemplate) > 0 {
sourceName = namespace + "/" + storedTemplate
}
fmt.Fprintf(cmd.Out(), "unable to parse %q, not a valid Template but %s\n", sourceName, reflect.TypeOf(infos[i].Object))
continue
}
// If 'parameters' flag is set it does not do processing but only print
// the template parameters to console for inspection.
// If multiple templates are passed, this will print combined output for all
// templates.
if kcmdutil.GetFlagBool(cmd, "parameters") {
if len(infos) > 1 {
fmt.Fprintf(out, "\n%s:\n", obj.Name)
}
if err := describe.PrintTemplateParameters(obj.Parameters, out); err != nil {
fmt.Fprintf(cmd.Out(), "error printing parameters for %q: %v\n", obj.Name, err)
}
continue
}
if label := kcmdutil.GetFlagString(cmd, "labels"); len(label) > 0 {
lbl, err := kubectl.ParseLabels(label)
if err != nil {
fmt.Fprintf(cmd.Out(), "error parsing labels: %v\n", err)
continue
}
if obj.ObjectLabels == nil {
obj.ObjectLabels = make(map[string]string)
}
for key, value := range lbl {
obj.ObjectLabels[key] = value
}
}
// Override the values for the current template parameters
// when user specify the --value
if cmd.Flag("value").Changed {
injectUserVars(cmd, obj)
}
resultObj, err := client.TemplateConfigs(namespace).Create(obj)
if err != nil {
fmt.Fprintf(cmd.Out(), "error processing the template %q: %v\n", obj.Name, err)
continue
}
if outputFormat == "describe" {
if s, err := (&describe.TemplateDescriber{
MetadataAccessor: meta.NewAccessor(),
ObjectTyper: kapi.Scheme,
ObjectDescriber: nil,
}).DescribeTemplate(resultObj); err != nil {
fmt.Fprintf(cmd.Out(), "error describing %q: %v\n", obj.Name, err)
} else {
fmt.Fprintf(out, s)
}
continue
}
objects = append(objects, resultObj.Objects...)
}
// Do not print the processed templates when asked to only show parameters or
// describe.
if kcmdutil.GetFlagBool(cmd, "parameters") || outputFormat == "describe" {
return nil
}
p, _, err := kubectl.GetPrinter(outputFormat, "")
if err != nil {
return err
}
p = kubectl.NewVersionedPrinter(p, kapi.Scheme, kcmdutil.OutputVersion(cmd, mapping.APIVersion))
// use generic output
if kcmdutil.GetFlagBool(cmd, "raw") {
for i := range objects {
p.PrintObj(objects[i], out)
}
return nil
}
return p.PrintObj(&kapi.List{
ListMeta: kapi.ListMeta{},
Items: objects,
}, out)
}
// RunListBuildWebHooks prints the webhooks for the provided build config.
func RunListBuildWebHooks(f *clientcmd.Factory, out, errOut io.Writer, name string, isBuild bool, webhookFilter string) error {
generic, github := false, false
prefix := false
switch webhookFilter {
case "all":
generic, github = true, true
prefix = true
case "generic":
generic = true
case "github":
github = true
default:
return fmt.Errorf("--list-webhooks must be 'all', 'generic', or 'github'")
}
client, _, err := f.Clients()
if err != nil {
return err
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
if isBuild {
build, err := client.Builds(namespace).Get(name)
if err != nil {
return err
}
ref := build.Config
if ref == nil {
return fmt.Errorf("the provided Build %q was not created from a BuildConfig and cannot have webhooks", name)
}
if len(ref.Namespace) > 0 {
namespace = ref.Namespace
}
name = ref.Name
}
config, err := client.BuildConfigs(namespace).Get(name)
if err != nil {
return err
}
for _, t := range config.Triggers {
hookType := ""
switch {
case t.GenericWebHook != nil && generic:
if prefix {
hookType = "generic "
}
case t.GitHubWebHook != nil && github:
if prefix {
hookType = "github "
}
default:
continue
}
url, err := client.BuildConfigs(namespace).WebHookURL(name, &t)
if err != nil {
if err != osclient.ErrTriggerIsNotAWebHook {
fmt.Fprintf(errOut, "error: unable to get webhook for %s: %v", name, err)
}
continue
}
fmt.Fprintf(out, "%s%s\n", hookType, url.String())
}
return nil
}
// RunTag contains all the necessary functionality for the OpenShift cli tag command.
func RunTag(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string, sourceKind string) error {
if len(args) < 2 {
return cmdutil.UsageError(cmd, "you must specify a source and at least one destination")
}
original := sourceKind
if len(sourceKind) > 0 {
sourceKind = determineSourceKind(f, sourceKind)
}
if len(sourceKind) > 0 {
validSources := util.NewStringSet("imagestreamtag", "istag", "imagestreamimage", "isimage", "docker", "dockerimage")
if !validSources.Has(strings.ToLower(sourceKind)) {
cmdutil.CheckErr(cmdutil.UsageError(cmd, "invalid source %q; valid values are %v", original, strings.Join(validSources.List(), ", ")))
}
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
sourceNamespace, sourceNameAndRef, err := parseStreamName(args[0], namespace)
if err != nil {
return err
}
osClient, _, err := f.Clients()
if err != nil {
return err
}
if len(sourceKind) == 0 {
if sourceName, sourceTag, ok := imageapi.SplitImageStreamTag(sourceNameAndRef); ok {
if _, err := osClient.ImageStreamTags(sourceNamespace).Get(sourceName, sourceTag); err == nil {
sourceKind = "ImageStreamTag"
}
}
}
if len(sourceKind) == 0 {
if sourceName, sourceID, err := imagestreamimage.ParseNameAndID(sourceNameAndRef); err == nil {
if _, err := osClient.ImageStreamImages(sourceNamespace).Get(sourceName, sourceID); err == nil {
sourceKind = "ImageStreamImage"
}
}
}
if len(sourceKind) == 0 {
sourceKind = "DockerImage"
}
for _, arg := range args[1:] {
destNamespace, destNameAndTag, err := parseStreamName(arg, namespace)
if err != nil {
return err
}
destName, destTag, ok := imageapi.SplitImageStreamTag(destNameAndTag)
if !ok {
return fmt.Errorf("%q must be of the form <namespace>/<stream name>:<tag>", arg)
}
isc := osClient.ImageStreams(destNamespace)
target, err := isc.Get(destName)
if err != nil {
if !kerrors.IsNotFound(err) {
return err
}
// try to create the target if it doesn't exist
target = &imageapi.ImageStream{
ObjectMeta: kapi.ObjectMeta{
Name: destName,
},
}
target, err = isc.Create(target)
if err != nil {
return nil
}
}
if target.Spec.Tags == nil {
target.Spec.Tags = make(map[string]imageapi.TagReference)
}
targetRef, ok := target.Spec.Tags[destTag]
if !ok {
targetRef = imageapi.TagReference{}
}
targetRef.From = &kapi.ObjectReference{
Kind: sourceKind,
}
switch sourceKind {
case "DockerImage":
targetRef.From.Name = args[0]
default:
targetRef.From.Namespace = sourceNamespace
targetRef.From.Name = sourceNameAndRef
}
target.Spec.Tags[destTag] = targetRef
if _, err = isc.Update(target); err != nil {
return err
}
}
return nil
}
// RunStartBuild contains all the necessary functionality for the OpenShift cli start-build command
func RunStartBuild(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string, webhooks util.StringFlag) error {
webhook := cmdutil.GetFlagString(cmd, "from-webhook")
buildName := cmdutil.GetFlagString(cmd, "from-build")
follow := cmdutil.GetFlagBool(cmd, "follow")
switch {
case len(webhook) > 0:
if len(args) > 0 || len(buildName) > 0 {
return cmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments or '--from-build'")
}
path := cmdutil.GetFlagString(cmd, "git-repository")
postReceivePath := cmdutil.GetFlagString(cmd, "git-post-receive")
repo := git.NewRepository()
return RunStartBuildWebHook(f, out, webhook, path, postReceivePath, repo)
case len(args) != 1 && len(buildName) == 0:
return cmdutil.UsageError(cmd, "Must pass a name of a BuildConfig or specify build name with '--from-build' flag")
}
name := buildName
isBuild := true
if len(name) == 0 {
name = args[0]
isBuild = false
}
if webhooks.Provided() {
return RunListBuildWebHooks(f, out, cmd.Out(), name, isBuild, webhooks.String())
}
client, _, err := f.Clients()
if err != nil {
return err
}
namespace, err := f.DefaultNamespace()
if err != nil {
return err
}
request := &buildapi.BuildRequest{
ObjectMeta: kapi.ObjectMeta{Name: name},
}
var newBuild *buildapi.Build
if isBuild {
if newBuild, err = client.Builds(namespace).Clone(request); err != nil {
return err
}
} else {
if newBuild, err = client.BuildConfigs(namespace).Instantiate(request); err != nil {
return err
}
}
fmt.Fprintf(out, "%s\n", newBuild.Name)
if follow {
opts := buildapi.BuildLogOptions{
Follow: true,
NoWait: false,
}
rd, err := client.BuildLogs(namespace).Get(newBuild.Name, opts).Stream()
if err != nil {
return fmt.Errorf("error getting logs: %v", err)
}
defer rd.Close()
_, err = io.Copy(out, rd)
if err != nil {
return fmt.Errorf("error streaming logs: %v", err)
}
}
return nil
}
func RunExport(f *clientcmd.Factory, exporter Exporter, in io.Reader, out io.Writer, cmd *cobra.Command, args []string, filenames util.StringList) error {
selector := cmdutil.GetFlagString(cmd, "selector")
all := cmdutil.GetFlagBool(cmd, "all")
exact := cmdutil.GetFlagBool(cmd, "exact")
asTemplate := cmdutil.GetFlagString(cmd, "as-template")
raw := cmdutil.GetFlagBool(cmd, "raw")
if exact && raw {
return cmdutil.UsageError(cmd, "--exact and --raw may not both be specified")
}
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
outputVersion := cmdutil.OutputVersion(cmd, clientConfig.Version)
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
b := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(filenames...).
SelectorParam(selector).
ResourceTypeOrNameArgs(all, args...).
Flatten()
one := false
infos, err := b.Do().IntoSingular(&one).Infos()
if err != nil {
return err
}
if len(infos) == 0 {
return fmt.Errorf("no resources found - nothing to export")
}
if !raw {
newInfos := []*resource.Info{}
errs := []error{}
for _, info := range infos {
if err := exporter.Export(info.Object, exact); err != nil {
if err == ErrExportOmit {
continue
}
errs = append(errs, err)
}
newInfos = append(newInfos, info)
}
if len(errs) > 0 {
return utilerrors.NewAggregate(errs)
}
infos = newInfos
}
var result runtime.Object
if len(asTemplate) > 0 {
objects, err := resource.AsVersionedObjects(infos, outputVersion)
if err != nil {
return err
}
template := &templateapi.Template{
Objects: objects,
}
template.Name = asTemplate
result, err = kapi.Scheme.ConvertToVersion(template, outputVersion)
if err != nil {
return err
}
} else {
object, err := resource.AsVersionedObject(infos, !one, outputVersion)
if err != nil {
return err
}
result = object
}
// use YAML as the default format
outputFormat := cmdutil.GetFlagString(cmd, "output")
templateFile := cmdutil.GetFlagString(cmd, "template")
if len(outputFormat) == 0 && len(templateFile) != 0 {
outputFormat = "template"
}
if len(outputFormat) == 0 {
outputFormat = "yaml"
}
p, _, err := kubectl.GetPrinter(outputFormat, templateFile)
if err != nil {
return err
}
return p.PrintObj(result, out)
}
// RunEnv contains all the necessary functionality for the OpenShift cli env command
func RunEnv(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, args []string, envParams, filenames kutil.StringList) error {
resources, envArgs := []string{}, []string{}
first := true
for _, s := range args {
isEnv := strings.Contains(s, "=") || strings.HasSuffix(s, "-")
switch {
case first && isEnv:
first = false
fallthrough
case !first && isEnv:
envArgs = append(envArgs, s)
case first && !isEnv:
resources = append(resources, s)
case !first && !isEnv:
return cmdutil.UsageError(cmd, "all resources must be specified before environment changes: %s", s)
}
}
if len(filenames) == 0 && len(resources) < 1 {
return cmdutil.UsageError(cmd, "one or more resources must be specified as <resource> <name> or <resource>/<name>")
}
containerMatch := cmdutil.GetFlagString(cmd, "containers")
list := cmdutil.GetFlagBool(cmd, "list")
selector := cmdutil.GetFlagString(cmd, "selector")
all := cmdutil.GetFlagBool(cmd, "all")
//overwrite := cmdutil.GetFlagBool(cmd, "overwrite")
resourceVersion := cmdutil.GetFlagString(cmd, "resource-version")
outputFormat := cmdutil.GetFlagString(cmd, "output")
if list && len(outputFormat) > 0 {
return cmdutil.UsageError(cmd, "--list and --output may not be specified together")
}
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
outputVersion := cmdutil.OutputVersion(cmd, clientConfig.Version)
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
env, remove, err := parseEnv(append(envParams, envArgs...), in)
if err != nil {
return err
}
mapper, typer := f.Object()
b := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(filenames...).
SelectorParam(selector).
ResourceTypeOrNameArgs(all, resources...).
Flatten()
one := false
infos, err := b.Do().IntoSingular(&one).Infos()
if err != nil {
return err
}
// only apply resource version locking on a single resource
if !one && len(resourceVersion) > 0 {
return cmdutil.UsageError(cmd, "--resource-version may only be used with a single resource")
}
skipped := 0
for _, info := range infos {
ok, err := f.UpdatePodSpecForObject(info.Object, func(spec *kapi.PodSpec) error {
containers, _ := selectContainers(spec.Containers, containerMatch)
if len(containers) == 0 {
fmt.Fprintf(cmd.Out(), "warning: %s/%s does not have any containers matching %q\n", info.Mapping.Resource, info.Name, containerMatch)
return nil
}
for _, c := range containers {
c.Env = updateEnv(c.Env, env, remove)
if list {
fmt.Fprintf(out, "# %s %s, container %s\n", info.Mapping.Resource, info.Name, c.Name)
for _, env := range c.Env {
// if env.ValueFrom != nil && env.ValueFrom.FieldRef != nil {
// fmt.Fprintf(cmd.Out(), "%s= # calculated from pod %s %s\n", env.Name, env.ValueFrom.FieldRef.FieldPath, env.ValueFrom.FieldRef.APIVersion)
// continue
// }
fmt.Fprintf(out, "%s=%s\n", env.Name, env.Value)
}
}
}
return nil
})
if !ok {
skipped++
continue
}
if err != nil {
fmt.Fprintf(cmd.Out(), "error: %s/%s %v\n", info.Mapping.Resource, info.Name, err)
continue
}
}
if one && skipped == len(infos) {
return fmt.Errorf("the %s %s is not a pod or does not have a pod template", infos[0].Mapping.Resource, infos[0].Name)
}
if list {
return nil
}
objects, err := resource.AsVersionedObject(infos, false, outputVersion)
if err != nil {
return err
}
if len(outputFormat) != 0 {
p, _, err := kubectl.GetPrinter(outputFormat, "")
if err != nil {
return err
}
return p.PrintObj(objects, out)
}
failed := false
for _, info := range infos {
data, err := info.Mapping.Codec.Encode(info.Object)
if err != nil {
fmt.Fprintf(cmd.Out(), "Error: %v\n", err)
failed = true
continue
}
obj, err := resource.NewHelper(info.Client, info.Mapping).Update(info.Namespace, info.Name, true, data)
if err != nil {
handlePodUpdateError(cmd.Out(), err, "environment variables")
failed = true
continue
}
info.Refresh(obj, true)
fmt.Fprintf(out, "%s/%s\n", info.Mapping.Resource, info.Name)
}
if failed {
return errExit
}
return nil
}
func RunEdit(fullName string, f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string, filenames util.StringList) error {
var printer kubectl.ResourcePrinter
var ext string
switch format := cmdutil.GetFlagString(cmd, "output"); format {
case "json":
printer = &kubectl.JSONPrinter{}
ext = ".json"
case "yaml":
printer = &kubectl.YAMLPrinter{}
ext = ".yaml"
default:
return cmdutil.UsageError(cmd, "The flag 'output' must be one of yaml|json")
}
cmdNamespace, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object()
rmap := &resource.Mapper{
ObjectTyper: typer,
RESTMapper: mapper,
ClientMapper: f.ClientMapperForCommand(),
}
b := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(filenames...).
//SelectorParam(selector).
ResourceTypeOrNameArgs(true, args...).
Latest()
if err != nil {
return err
}
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
r := b.Flatten().Do()
infos, err := r.Infos()
if err != nil {
return err
}
defaultVersion := cmdutil.OutputVersion(cmd, clientConfig.Version)
results := editResults{}
for {
obj, err := resource.AsVersionedObject(infos, false, defaultVersion)
if err != nil {
return preservedFile(err, results.file, cmd.Out())
}
// TODO: add an annotating YAML printer that can print inline comments on each field,
// including descriptions or validation errors
// generate the file to edit
buf := &bytes.Buffer{}
if err := results.header.WriteTo(buf); err != nil {
return preservedFile(err, results.file, cmd.Out())
}
if err := printer.PrintObj(obj, buf); err != nil {
return preservedFile(err, results.file, cmd.Out())
}
original := buf.Bytes()
// launch the editor
edit := editor.NewDefaultEditor()
edited, file, err := edit.LaunchTempFile("oc-edit-", ext, buf)
if err != nil {
return preservedFile(err, results.file, cmd.Out())
}
// cleanup any file from the previous pass
if len(results.file) > 0 {
os.Remove(results.file)
}
glog.V(4).Infof("User edited:\n%s", string(edited))
lines, err := hasLines(bytes.NewBuffer(edited))
if err != nil {
return preservedFile(err, file, cmd.Out())
}
if bytes.Equal(original, edited) {
if len(results.edit) > 0 {
preservedFile(nil, file, cmd.Out())
} else {
os.Remove(file)
}
fmt.Fprintln(cmd.Out(), "Edit cancelled, no changes made.")
return nil
}
if !lines {
if len(results.edit) > 0 {
preservedFile(nil, file, cmd.Out())
} else {
os.Remove(file)
}
fmt.Fprintln(cmd.Out(), "Edit cancelled, saved file was empty.")
return nil
}
results = editResults{
file: file,
}
// parse the edited file
updates, err := rmap.InfoForData(edited, "edited-file")
if err != nil {
results.header.reasons = append(results.header.reasons, editReason{
head: fmt.Sprintf("The edited file had a syntax error: %v", err),
})
continue
}
visitor := resource.NewFlattenListVisitor(updates, rmap)
// need to make sure the original namespace wasn't changed while editing
if err = visitor.Visit(resource.RequireNamespace(cmdNamespace)); err != nil {
return preservedFile(err, file, cmd.Out())
}
// attempt to calculate a delta for merging conflicts
delta, err := jsonmerge.NewDelta(original, edited)
if err != nil {
glog.V(4).Infof("Unable to calculate diff, no merge is possible: %v", err)
delta = nil
} else {
delta.AddPreconditions(jsonmerge.RequireKeyUnchanged("apiVersion"))
results.delta = delta
results.version = defaultVersion
}
err = visitor.Visit(func(info *resource.Info) error {
data, err := info.Mapping.Codec.Encode(info.Object)
if err != nil {
return err
}
updated, err := resource.NewHelper(info.Client, info.Mapping).Update(info.Namespace, info.Name, false, data)
if err != nil {
fmt.Fprintln(cmd.Out(), results.AddError(err, info))
return nil
}
info.Refresh(updated, true)
fmt.Fprintf(out, "%s/%s\n", info.Mapping.Resource, info.Name)
return nil
})
if err != nil {
return preservedFile(err, file, cmd.Out())
}
if results.retryable > 0 {
fmt.Fprintf(cmd.Out(), "You can run `%s update -f %s` to try this update again.\n", fullName, file)
return errExit
}
if results.conflict > 0 {
fmt.Fprintf(cmd.Out(), "You must update your local resource version and run `%s update -f %s` to overwrite the remote changes.\n", fullName, file)
return errExit
}
if len(results.edit) == 0 {
if results.notfound == 0 {
os.Remove(file)
} else {
fmt.Fprintf(cmd.Out(), "The edits you made on deleted resources have been saved to %q\n", file)
}
return nil
}
// loop again and edit the remaining items
infos = results.edit
}
return nil
}
