func (o *DeploymentHookOptions) lifecycleHook(dc *deployapi.DeploymentConfig) (*deployapi.LifecycleHook, error) {
hook := &deployapi.LifecycleHook{
FailurePolicy: o.FailurePolicy,
ExecNewPod: &deployapi.ExecNewPodHook{
Command: o.Command,
},
}
if len(o.Container) > 0 {
found := false
for _, c := range dc.Spec.Template.Spec.Containers {
if c.Name == o.Container {
found = true
break
}
}
if !found {
fmt.Fprintf(o.Err, "warning: deployment config %q does not have a container named %q\n", dc.Name, o.Container)
}
hook.ExecNewPod.ContainerName = o.Container
}
if len(hook.ExecNewPod.ContainerName) == 0 {
hook.ExecNewPod.ContainerName = dc.Spec.Template.Spec.Containers[0].Name
}
if len(o.Environment) > 0 {
env, _, err := cmdutil.ParseEnv(o.Environment, nil)
if err != nil {
return nil, err
}
hook.ExecNewPod.Env = env
}
if len(o.Volumes) > 0 {
for _, v := range o.Volumes {
found := false
for _, podVolume := range dc.Spec.Template.Spec.Volumes {
if podVolume.Name == v {
found = true
break
}
}
if !found {
fmt.Fprintf(o.Err, "warning: deployment config %q does not have a volume named %q\n", dc.Name, v)
}
}
hook.ExecNewPod.Volumes = o.Volumes
}
return hook, nil
}
func (o *DebugOptions) Complete(cmd *cobra.Command, f *clientcmd.Factory, args []string, in io.Reader, out, errout io.Writer) error {
if i := cmd.ArgsLenAtDash(); i != -1 && i < len(args) {
o.Command = args[i:]
args = args[:i]
}
resources, envArgs, ok := cmdutil.SplitEnvironmentFromResources(args)
if !ok {
return kcmdutil.UsageError(cmd, "all resources must be specified before environment changes: %s", strings.Join(args, " "))
}
switch {
case o.ForceTTY && o.NoStdin:
return kcmdutil.UsageError(cmd, "you may not specify -I and -t together")
case o.ForceTTY && o.DisableTTY:
return kcmdutil.UsageError(cmd, "you may not specify -t and -T together")
case o.ForceTTY:
o.Attach.TTY = true
case o.DisableTTY:
o.Attach.TTY = false
// don't default TTY to true if a command is passed
case len(o.Command) > 0:
o.Attach.TTY = false
o.Attach.Stdin = false
default:
o.Attach.TTY = term.IsTerminal(in)
glog.V(4).Infof("Defaulting TTY to %t", o.Attach.TTY)
}
if o.NoStdin {
o.Attach.TTY = false
o.Attach.Stdin = false
}
if o.Annotations == nil {
o.Annotations = make(map[string]string)
}
if len(o.Command) == 0 {
o.Command = []string{"/bin/sh"}
}
cmdNamespace, explicit, err := f.DefaultNamespace()
if err != nil {
return err
}
mapper, typer := f.Object(false)
b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
NamespaceParam(cmdNamespace).DefaultNamespace().
SingleResourceType().
ResourceNames("pods", resources...).
Flatten()
if len(o.Filename) > 0 {
b.FilenameParam(explicit, false, o.Filename)
}
o.AddEnv, o.RemoveEnv, err = cmdutil.ParseEnv(envArgs, nil)
if err != nil {
return err
}
one := false
infos, err := b.Do().IntoSingular(&one).Infos()
if err != nil {
return err
}
if !one {
return fmt.Errorf("you must identify a resource with a pod template to debug")
}
template, err := f.ApproximatePodTemplateForObject(infos[0].Object)
if err != nil && template == nil {
return fmt.Errorf("cannot debug %s: %v", infos[0].Name, err)
}
if err != nil {
glog.V(4).Infof("Unable to get exact template, but continuing with fallback: %v", err)
}
pod := &kapi.Pod{
ObjectMeta: template.ObjectMeta,
Spec: template.Spec,
}
pod.Name, pod.Namespace = infos[0].Name, infos[0].Namespace
o.Attach.Pod = pod
o.AsNonRoot = !o.AsRoot && cmd.Flag("as-root").Changed
if len(o.Attach.ContainerName) == 0 && len(pod.Spec.Containers) > 0 {
glog.V(4).Infof("Defaulting container name to %s", pod.Spec.Containers[0].Name)
o.Attach.ContainerName = pod.Spec.Containers[0].Name
}
o.Annotations[debugPodAnnotationSourceResource] = fmt.Sprintf("%s/%s", infos[0].Mapping.Resource, infos[0].Name)
o.Annotations[debugPodAnnotationSourceContainer] = o.Attach.ContainerName
output := kcmdutil.GetFlagString(cmd, "output")
if len(output) != 0 {
o.Print = func(pod *kapi.Pod, out io.Writer) error {
return f.PrintObject(cmd, mapper, pod, out)
}
}
config, err := f.ClientConfig()
if err != nil {
return err
}
o.Attach.Config = config
_, kc, err := f.Clients()
if err != nil {
return err
}
o.Attach.Client = kc
return nil
}
func (o *StartBuildOptions) Complete(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, cmdFullName string, args []string) error {
o.In = in
o.Out = out
o.ErrOut = cmd.OutOrStderr()
o.Git = git.NewRepository()
o.ClientConfig = f.OpenShiftClientConfig
o.Mapper, _ = f.Object(false)
webhook := o.FromWebhook
buildName := o.FromBuild
fromFile := o.FromFile
fromDir := o.FromDir
fromRepo := o.FromRepo
buildLogLevel := o.LogLevel
outputFormat := kcmdutil.GetFlagString(cmd, "output")
if outputFormat != "name" && outputFormat != "" {
return kcmdutil.UsageError(cmd, "Unsupported output format: %s", outputFormat)
}
o.ShortOutput = outputFormat == "name"
switch {
case len(webhook) > 0:
if len(args) > 0 || len(buildName) > 0 || len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0 {
return kcmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments and all '--from-*' flags")
}
return nil
case len(args) != 1 && len(buildName) == 0:
return kcmdutil.UsageError(cmd, "Must pass a name of a build config or specify build name with '--from-build' flag.\nUse \"%s get bc\" to list all available build configs.", cmdFullName)
}
if len(buildName) != 0 && (len(fromFile) != 0 || len(fromDir) != 0 || len(fromRepo) != 0) {
// TODO: we should support this, it should be possible to clone a build to run again with new uploaded artifacts.
// Doing so requires introducing a new clonebinary endpoint.
return kcmdutil.UsageError(cmd, "Cannot use '--from-build' flag with binary builds")
}
o.AsBinary = len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
client, _, err := f.Clients()
if err != nil {
return err
}
o.Client = client
var (
name = buildName
resource = buildapi.Resource("builds")
)
if len(name) == 0 && len(args) > 0 && len(args[0]) > 0 {
mapper, _ := f.Object(false)
resource, name, err = cmdutil.ResolveResource(buildapi.Resource("buildconfigs"), args[0], mapper)
if err != nil {
return err
}
switch resource {
case buildapi.Resource("buildconfigs"):
// no special handling required
case buildapi.Resource("builds"):
if len(o.ListWebhooks) == 0 {
return fmt.Errorf("use --from-build to rerun your builds")
}
default:
return fmt.Errorf("invalid resource provided: %v", resource)
}
}
// when listing webhooks, allow --from-build to lookup a build config
if resource == buildapi.Resource("builds") && len(o.ListWebhooks) > 0 {
build, err := client.Builds(namespace).Get(name)
if err != nil {
return err
}
ref := build.Status.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
}
if len(name) == 0 {
return fmt.Errorf("a resource name is required either as an argument or by using --from-build")
}
o.Namespace = namespace
o.Name = name
env, _, err := cmdutil.ParseEnv(o.Env, in)
if err != nil {
return err
}
if len(buildLogLevel) > 0 {
env = append(env, kapi.EnvVar{Name: "BUILD_LOGLEVEL", Value: buildLogLevel})
}
o.EnvVar = env
return nil
}
// RunEnv contains all the necessary functionality for the OpenShift cli env command
// TODO: refactor to share the common "patch resource" pattern of probe
func RunEnv(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, args []string, envParams, filenames []string) error {
resources, envArgs, ok := cmdutil.SplitEnvironmentFromResources(args)
if !ok {
return kcmdutil.UsageError(cmd, "all resources must be specified before environment changes: %s", strings.Join(args, " "))
}
if len(filenames) == 0 && len(resources) < 1 {
return kcmdutil.UsageError(cmd, "one or more resources must be specified as <resource> <name> or <resource>/<name>")
}
containerMatch := kcmdutil.GetFlagString(cmd, "containers")
list := kcmdutil.GetFlagBool(cmd, "list")
selector := kcmdutil.GetFlagString(cmd, "selector")
all := kcmdutil.GetFlagBool(cmd, "all")
//overwrite := kcmdutil.GetFlagBool(cmd, "overwrite")
resourceVersion := kcmdutil.GetFlagString(cmd, "resource-version")
outputFormat := kcmdutil.GetFlagString(cmd, "output")
if list && len(outputFormat) > 0 {
return kcmdutil.UsageError(cmd, "--list and --output may not be specified together")
}
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
cmdNamespace, explicit, err := f.DefaultNamespace()
if err != nil {
return err
}
env, remove, err := cmdutil.ParseEnv(append(envParams, envArgs...), in)
if err != nil {
return err
}
mapper, typer := f.Object()
b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(explicit, 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 kcmdutil.UsageError(cmd, "--resource-version may only be used with a single resource")
}
// Keep a copy of the original objects prior to updating their environment.
// Used in constructing the patch(es) that will be applied in the server.
oldObjects, err := resource.AsVersionedObjects(infos, clientConfig.GroupVersion.String(), kapi.Codecs.LegacyCodec(*clientConfig.GroupVersion))
if err != nil {
return err
}
if len(oldObjects) != len(infos) {
return fmt.Errorf("could not convert all objects to API version %q", clientConfig.GroupVersion)
}
oldData := make([][]byte, len(infos))
for i := range oldObjects {
old, err := json.Marshal(oldObjects[i])
if err != nil {
return err
}
oldData[i] = old
}
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("%s/%s is not a pod or does not have a pod template", infos[0].Mapping.Resource, infos[0].Name)
}
if list {
return nil
}
if len(outputFormat) != 0 {
outputVersion, err := kcmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
if err != nil {
return err
}
objects, err := resource.AsVersionedObjects(infos, outputVersion.String(), kapi.Codecs.LegacyCodec(outputVersion))
if err != nil {
return err
}
if len(objects) != len(infos) {
return fmt.Errorf("could not convert all objects to API version %q", outputVersion)
}
p, _, err := kubectl.GetPrinter(outputFormat, "")
if err != nil {
return err
}
for _, object := range objects {
if err := p.PrintObj(object, out); err != nil {
return err
}
}
return nil
}
objects, err := resource.AsVersionedObjects(infos, clientConfig.GroupVersion.String(), kapi.Codecs.LegacyCodec(*clientConfig.GroupVersion))
if err != nil {
return err
}
if len(objects) != len(infos) {
return fmt.Errorf("could not convert all objects to API version %q", clientConfig.GroupVersion)
}
failed := false
for i, info := range infos {
newData, err := json.Marshal(objects[i])
if err != nil {
return err
}
patchBytes, err := strategicpatch.CreateTwoWayMergePatch(oldData[i], newData, objects[i])
if err != nil {
return err
}
obj, err := resource.NewHelper(info.Client, info.Mapping).Patch(info.Namespace, info.Name, kapi.StrategicMergePatchType, patchBytes)
if err != nil {
handlePodUpdateError(cmd.Out(), err, "environment variables")
failed = true
continue
}
info.Refresh(obj, true)
shortOutput := kcmdutil.GetFlagString(cmd, "output") == "name"
kcmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "updated")
}
if failed {
return cmdutil.ErrExit
}
return nil
}
// RunStartBuild contains all the necessary functionality for the OpenShift cli start-build command
func RunStartBuild(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, envParams []string, args []string, webhooks util.StringFlag) error {
webhook := kcmdutil.GetFlagString(cmd, "from-webhook")
buildName := kcmdutil.GetFlagString(cmd, "from-build")
follow := kcmdutil.GetFlagBool(cmd, "follow")
commit := kcmdutil.GetFlagString(cmd, "commit")
waitForComplete := kcmdutil.GetFlagBool(cmd, "wait")
fromFile := kcmdutil.GetFlagString(cmd, "from-file")
fromDir := kcmdutil.GetFlagString(cmd, "from-dir")
fromRepo := kcmdutil.GetFlagString(cmd, "from-repo")
buildLogLevel := kcmdutil.GetFlagString(cmd, "build-loglevel")
switch {
case len(webhook) > 0:
if len(args) > 0 || len(buildName) > 0 || len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0 {
return kcmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments and all '--from-*' flags")
}
path := kcmdutil.GetFlagString(cmd, "git-repository")
postReceivePath := kcmdutil.GetFlagString(cmd, "git-post-receive")
repo := git.NewRepository()
return RunStartBuildWebHook(f, out, webhook, path, postReceivePath, repo)
case len(args) != 1 && len(buildName) == 0:
return kcmdutil.UsageError(cmd, "Must pass a name of a build config or specify build name with '--from-build' flag")
}
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
var (
name = buildName
resource = "builds"
)
if len(name) == 0 && len(args) > 0 && len(args[0]) > 0 {
mapper, _ := f.Object()
resource, name, err = cmdutil.ResolveResource("buildconfigs", args[0], mapper)
if err != nil {
return err
}
switch resource {
case "buildconfigs":
// no special handling required
case "builds":
return fmt.Errorf("use --from-build to rerun your builds")
default:
return fmt.Errorf("invalid resource provided: %s", resource)
}
}
if len(name) == 0 {
return fmt.Errorf("a resource name is required either as an argument or by using --from-build")
}
if webhooks.Provided() {
return RunListBuildWebHooks(f, out, cmd.Out(), name, resource, webhooks.String())
}
client, _, err := f.Clients()
if err != nil {
return err
}
env, _, err := cmdutil.ParseEnv(envParams, in)
if err != nil {
return err
}
if len(buildLogLevel) > 0 {
env = append(env, kapi.EnvVar{Name: "BUILD_LOGLEVEL", Value: buildLogLevel})
}
request := &buildapi.BuildRequest{
ObjectMeta: kapi.ObjectMeta{Name: name},
}
if len(env) > 0 {
request.Env = env
}
if len(commit) > 0 {
request.Revision = &buildapi.SourceRevision{
Git: &buildapi.GitSourceRevision{
Commit: commit,
},
}
}
git := git.NewRepository()
var newBuild *buildapi.Build
switch {
case len(args) > 0 && (len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0):
request := &buildapi.BinaryBuildRequestOptions{
ObjectMeta: kapi.ObjectMeta{
Name: name,
Namespace: namespace,
},
Commit: commit,
}
if len(env) > 0 {
fmt.Fprintf(cmd.Out(), "WARNING: Specifying environment variables with binary builds is not supported.\n")
}
if newBuild, err = streamPathToBuild(git, in, cmd.Out(), client.BuildConfigs(namespace), fromDir, fromFile, fromRepo, request); err != nil {
return err
}
case resource == "builds":
if newBuild, err = client.Builds(namespace).Clone(request); err != nil {
return err
}
case resource == "buildconfigs":
if newBuild, err = client.BuildConfigs(namespace).Instantiate(request); err != nil {
return err
}
default:
return fmt.Errorf("invalid resource provided: %s", resource)
}
fmt.Fprintln(out, newBuild.Name)
// mapper, typer := f.Object()
// resourceMapper := &resource.Mapper{ObjectTyper: typer, RESTMapper: mapper, ClientMapper: f.ClientMapperForCommand()}
// info, err := resourceMapper.InfoForObject(newBuild)
// if err != nil {
// return err
// }
// shortOutput := kcmdutil.GetFlagString(cmd, "output") == "name"
// kcmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "started")
var (
wg sync.WaitGroup
exitErr error
)
// Wait for the build to complete
if waitForComplete {
wg.Add(1)
go func() {
defer wg.Done()
exitErr = WaitForBuildComplete(client.Builds(namespace), newBuild.Name)
}()
}
// Stream the logs from the build
if follow {
wg.Add(1)
go func() {
// if --wait option is set, then don't wait for logs to finish streaming
// but wait for the build to reach its final state
if waitForComplete {
wg.Done()
} else {
defer wg.Done()
}
opts := buildapi.BuildLogOptions{
Follow: true,
NoWait: false,
}
for {
rd, err := client.BuildLogs(namespace).Get(newBuild.Name, opts).Stream()
if err != nil {
// if --wait options is set, then retry the connection to build logs
// when we hit the timeout.
if waitForComplete && errors.IsTimeoutErr(err) {
continue
}
fmt.Fprintf(cmd.Out(), "error getting logs: %v\n", err)
return
}
defer rd.Close()
if _, err = io.Copy(out, rd); err != nil {
fmt.Fprintf(cmd.Out(), "error streaming logs: %v\n", err)
}
break
}
}()
}
wg.Wait()
return exitErr
}
func (o *StartBuildOptions) Complete(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, args []string) error {
o.In = in
o.Out = out
o.ErrOut = cmd.Out()
o.Git = git.NewRepository()
o.ClientConfig = f.OpenShiftClientConfig
webhook := o.FromWebhook
buildName := o.FromBuild
fromFile := o.FromFile
fromDir := o.FromDir
fromRepo := o.FromRepo
buildLogLevel := o.LogLevel
switch {
case len(webhook) > 0:
if len(args) > 0 || len(buildName) > 0 || len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0 {
return kcmdutil.UsageError(cmd, "The '--from-webhook' flag is incompatible with arguments and all '--from-*' flags")
}
return nil
case len(args) != 1 && len(buildName) == 0:
return kcmdutil.UsageError(cmd, "Must pass a name of a build config or specify build name with '--from-build' flag")
}
o.AsBinary = len(fromFile) > 0 || len(fromDir) > 0 || len(fromRepo) > 0
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
client, _, err := f.Clients()
if err != nil {
return err
}
o.Client = client
var (
name = buildName
resource = buildapi.Resource("builds")
)
if len(name) == 0 && len(args) > 0 && len(args[0]) > 0 {
mapper, _ := f.Object(false)
resource, name, err = cmdutil.ResolveResource(buildapi.Resource("buildconfigs"), args[0], mapper)
if err != nil {
return err
}
switch resource {
case buildapi.Resource("buildconfigs"):
// no special handling required
case buildapi.Resource("builds"):
if len(o.ListWebhooks) == 0 {
return fmt.Errorf("use --from-build to rerun your builds")
}
default:
return fmt.Errorf("invalid resource provided: %v", resource)
}
}
// when listing webhooks, allow --from-build to lookup a build config
if resource == buildapi.Resource("builds") && len(o.ListWebhooks) > 0 {
build, err := client.Builds(namespace).Get(name)
if err != nil {
return err
}
ref := build.Status.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
}
if len(name) == 0 {
return fmt.Errorf("a resource name is required either as an argument or by using --from-build")
}
o.Namespace = namespace
o.Name = name
env, _, err := cmdutil.ParseEnv(o.Env, in)
if err != nil {
return err
}
if len(buildLogLevel) > 0 {
env = append(env, kapi.EnvVar{Name: "BUILD_LOGLEVEL", Value: buildLogLevel})
}
o.EnvVar = env
return nil
}
// RunEnv contains all the necessary functionality for the OpenShift cli env command
// TODO: refactor to share the common "patch resource" pattern of probe
func RunEnv(f *clientcmd.Factory, in io.Reader, out, errout io.Writer, cmd *cobra.Command, args []string, envParams, filenames []string) error {
resources, envArgs, ok := cmdutil.SplitEnvironmentFromResources(args)
if !ok {
return kcmdutil.UsageError(cmd, "all resources must be specified before environment changes: %s", strings.Join(args, " "))
}
if len(filenames) == 0 && len(resources) < 1 {
return kcmdutil.UsageError(cmd, "one or more resources must be specified as <resource> <name> or <resource>/<name>")
}
containerMatch := kcmdutil.GetFlagString(cmd, "containers")
list := kcmdutil.GetFlagBool(cmd, "list")
resolve := kcmdutil.GetFlagBool(cmd, "resolve")
selector := kcmdutil.GetFlagString(cmd, "selector")
all := kcmdutil.GetFlagBool(cmd, "all")
overwrite := kcmdutil.GetFlagBool(cmd, "overwrite")
resourceVersion := kcmdutil.GetFlagString(cmd, "resource-version")
outputFormat := kcmdutil.GetFlagString(cmd, "output")
from := kcmdutil.GetFlagString(cmd, "from")
prefix := kcmdutil.GetFlagString(cmd, "prefix")
if list && len(outputFormat) > 0 {
return kcmdutil.UsageError(cmd, "--list and --output may not be specified together")
}
clientConfig, err := f.ClientConfig()
if err != nil {
return err
}
cmdNamespace, explicit, err := f.DefaultNamespace()
if err != nil {
return err
}
cmdutil.WarnAboutCommaSeparation(errout, envParams, "--env")
env, remove, err := cmdutil.ParseEnv(append(envParams, envArgs...), in)
if err != nil {
return err
}
if len(from) != 0 {
mapper, typer := f.Object(false)
b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(explicit, false, filenames...).
SelectorParam(selector).
ResourceTypeOrNameArgs(all, from).
Flatten()
one := false
infos, err := b.Do().IntoSingular(&one).Infos()
if err != nil {
return err
}
for _, info := range infos {
switch from := info.Object.(type) {
case *kapi.Secret:
for key := range from.Data {
envVar := kapi.EnvVar{
Name: keyToEnvName(key),
ValueFrom: &kapi.EnvVarSource{
SecretKeyRef: &kapi.SecretKeySelector{
LocalObjectReference: kapi.LocalObjectReference{
Name: from.Name,
},
Key: key,
},
},
}
env = append(env, envVar)
}
case *kapi.ConfigMap:
for key := range from.Data {
envVar := kapi.EnvVar{
Name: keyToEnvName(key),
ValueFrom: &kapi.EnvVarSource{
ConfigMapKeyRef: &kapi.ConfigMapKeySelector{
LocalObjectReference: kapi.LocalObjectReference{
Name: from.Name,
},
Key: key,
},
},
}
env = append(env, envVar)
}
default:
return fmt.Errorf("unsupported resource specified in --from")
}
}
}
if len(prefix) != 0 {
for i := range env {
env[i].Name = fmt.Sprintf("%s%s", prefix, env[i].Name)
}
}
mapper, typer := f.Object(false)
b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
ContinueOnError().
NamespaceParam(cmdNamespace).DefaultNamespace().
FilenameParam(explicit, false, 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 kcmdutil.UsageError(cmd, "--resource-version may only be used with a single resource")
}
// Keep a copy of the original objects prior to updating their environment.
// Used in constructing the patch(es) that will be applied in the server.
gv := *clientConfig.GroupVersion
oldObjects, err := resource.AsVersionedObjects(infos, gv, kapi.Codecs.LegacyCodec(gv))
if err != nil {
return err
}
if len(oldObjects) != len(infos) {
return fmt.Errorf("could not convert all objects to API version %q", clientConfig.GroupVersion)
}
oldData := make([][]byte, len(infos))
for i := range oldObjects {
old, err := json.Marshal(oldObjects[i])
if err != nil {
return err
}
oldData[i] = old
}
skipped := 0
errored := []*resource.Info{}
for _, info := range infos {
ok, err := f.UpdatePodSpecForObject(info.Object, func(spec *kapi.PodSpec) error {
resolutionErrorsEncountered := false
containers, _ := selectContainers(spec.Containers, containerMatch)
if len(containers) == 0 {
fmt.Fprintf(errout, "warning: %s/%s does not have any containers matching %q\n", info.Mapping.Resource, info.Name, containerMatch)
return nil
}
for _, c := range containers {
if !overwrite {
if err := validateNoOverwrites(c.Env, env); err != nil {
errored = append(errored, info)
return err
}
}
c.Env = updateEnv(c.Env, env, remove)
if list {
resolveErrors := map[string][]string{}
store := newResourceStore()
fmt.Fprintf(out, "# %s %s, container %s\n", info.Mapping.Resource, info.Name, c.Name)
for _, env := range c.Env {
// Print the simple value
if env.ValueFrom == nil {
fmt.Fprintf(out, "%s=%s\n", env.Name, env.Value)
continue
}
// Print the reference version
if !resolve {
fmt.Fprintf(out, "# %s from %s\n", env.Name, getEnvVarRefString(env.ValueFrom))
continue
}
value, err := getEnvVarRefValue(f, store, env.ValueFrom, info.Object, c)
// Print the resolved value
if err == nil {
fmt.Fprintf(out, "%s=%s\n", env.Name, value)
continue
}
// Print the reference version and save the resolve error
fmt.Fprintf(out, "# %s from %s\n", env.Name, getEnvVarRefString(env.ValueFrom))
errString := err.Error()
resolveErrors[errString] = append(resolveErrors[errString], env.Name)
resolutionErrorsEncountered = true
}
// Print any resolution errors
errs := []string{}
for err, vars := range resolveErrors {
sort.Strings(vars)
errs = append(errs, fmt.Sprintf("error retrieving reference for %s: %v", strings.Join(vars, ", "), err))
}
sort.Strings(errs)
for _, err := range errs {
fmt.Fprintln(errout, err)
}
}
}
if resolutionErrorsEncountered {
errored = append(errored, info)
return errors.New("failed to retrieve valueFrom references")
}
return nil
})
if !ok {
// This is a fallback function for objects that don't have pod spec.
ok, err = f.UpdateObjectEnvironment(info.Object, func(vars *[]kapi.EnvVar) error {
if vars == nil {
return fmt.Errorf("no environment variables provided")
}
if !overwrite {
if err := validateNoOverwrites(*vars, env); err != nil {
errored = append(errored, info)
return err
}
}
*vars = updateEnv(*vars, env, remove)
if list {
fmt.Fprintf(out, "# %s %s\n", info.Mapping.Resource, info.Name)
for _, env := range *vars {
fmt.Fprintf(out, "%s=%s\n", env.Name, env.Value)
}
}
return nil
})
if !ok {
skipped++
continue
}
}
if err != nil {
fmt.Fprintf(errout, "error: %s/%s %v\n", info.Mapping.Resource, info.Name, err)
continue
}
}
if one && skipped == len(infos) {
return fmt.Errorf("%s/%s is not a pod or does not have a pod template", infos[0].Mapping.Resource, infos[0].Name)
}
if len(errored) == len(infos) {
return cmdutil.ErrExit
}
if list {
return nil
}
if len(outputFormat) > 0 {
return f.PrintResourceInfos(cmd, infos, out)
}
objects, err := resource.AsVersionedObjects(infos, gv, kapi.Codecs.LegacyCodec(gv))
if err != nil {
return err
}
if len(objects) != len(infos) {
return fmt.Errorf("could not convert all objects to API version %q", clientConfig.GroupVersion)
}
failed := false
updates:
for i, info := range infos {
for _, erroredInfo := range errored {
if info == erroredInfo {
continue updates
}
}
newData, err := json.Marshal(objects[i])
if err != nil {
return err
}
patchBytes, err := strategicpatch.CreateTwoWayMergePatch(oldData[i], newData, objects[i])
if err != nil {
return err
}
obj, err := resource.NewHelper(info.Client, info.Mapping).Patch(info.Namespace, info.Name, kapi.StrategicMergePatchType, patchBytes)
if err != nil {
handlePodUpdateError(errout, err, "environment variables")
failed = true
continue
}
info.Refresh(obj, true)
// make sure arguments to set or replace environment variables are set
// before returning a successful message
if len(env) == 0 && len(envArgs) == 0 {
return fmt.Errorf("at least one environment variable must be provided")
}
shortOutput := kcmdutil.GetFlagString(cmd, "output") == "name"
kcmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, false, "updated")
}
if failed {
return cmdutil.ErrExit
}
return nil
}
