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Separate PodSpec flags from Service flags (#943) 

* seperate PodSpec from Service flags

* loop over flag names

* remove NamePrefix and commented code, add changelog

* update pr number in changelog.adoc
This commit is contained in:
Ying Chun Guo 2020-08-05 00:09:29 +08:00 committed by GitHub
parent 7b2abc7a56
commit 786ccf5d0e
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5 changed files with 257 additions and 162 deletions
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4
CHANGELOG.adoc
View File

@ -18,6 +18,10 @@
|=== |===
| | Description | PR | | Description | PR
| 🐣
| Separate PodSpecFlags from Service ConfigurationEditFlags
| https://github.com/knative/client/pull/943[#943]
| 🐣 | 🐣
| Allow the kn test image to be customized via environment variable | Allow the kn test image to be customized via environment variable
| https://github.com/knative/client/pull/957[#957] | https://github.com/knative/client/pull/957[#957]

197
pkg/kn/commands/service/configuration_edit_flags.go
View File

@ -15,7 +15,6 @@
package service package service
import ( import (
"errors"
"fmt" "fmt"
"strings" "strings"
@ -33,36 +32,23 @@ import (
) )
type ConfigurationEditFlags struct { type ConfigurationEditFlags struct {
//Fields for PodSpecFlags
PodSpecFlags knflags.PodSpecFlags
// Direct field manipulation // Direct field manipulation
Image uniqueStringArg Scale int
Env []string MinScale int
EnvFrom []string MaxScale int
Mount []string ConcurrencyTarget int
Volume []string ConcurrencyLimit int
ConcurrencyUtilization int
Command string AutoscaleWindow string
Arg []string Labels []string
LabelsService []string
RequestsFlags, LimitsFlags ResourceFlags // TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0 LabelsRevision []string
Resources knflags.ResourceOptions RevisionName string
Scale int Annotations []string
MinScale int ClusterLocal bool
MaxScale int
ConcurrencyTarget int
ConcurrencyLimit int
ConcurrencyUtilization int
AutoscaleWindow string
Port string
Labels []string
LabelsService []string
LabelsRevision []string
NamePrefix string
RevisionName string
ServiceAccountName string
ImagePullSecrets string
Annotations []string
ClusterLocal bool
User int64
// Preferences about how to do the action. // Preferences about how to do the action.
LockToDigest bool LockToDigest bool
@ -75,30 +61,6 @@ type ConfigurationEditFlags struct {
flags []string flags []string
} }
type ResourceFlags struct {
CPU string
Memory string
}
// -- uniqueStringArg Value
// Custom implementation of flag.Value interface to prevent multiple value assignment.
// Useful to enforce unique use of flags, e.g. --image.
type uniqueStringArg string
func (s *uniqueStringArg) Set(val string) error {
if len(*s) > 0 {
return errors.New("can be provided only once")
}
*s = uniqueStringArg(val)
return nil
}
func (s *uniqueStringArg) Type() string {
return "string"
}
func (s *uniqueStringArg) String() string { return string(*s) }
// markFlagMakesRevision indicates that a flag will create a new revision if you // markFlagMakesRevision indicates that a flag will create a new revision if you
// set it. // set it.
func (p *ConfigurationEditFlags) markFlagMakesRevision(f string) { func (p *ConfigurationEditFlags) markFlagMakesRevision(f string) {
@ -107,80 +69,10 @@ func (p *ConfigurationEditFlags) markFlagMakesRevision(f string) {
// addSharedFlags adds the flags common between create & update. // addSharedFlags adds the flags common between create & update.
func (p *ConfigurationEditFlags) addSharedFlags(command *cobra.Command) { func (p *ConfigurationEditFlags) addSharedFlags(command *cobra.Command) {
command.Flags().VarP(&p.Image, "image", "", "Image to run.") flagNames := p.PodSpecFlags.AddFlags(command.Flags())
p.markFlagMakesRevision("image") for _, name := range flagNames {
command.Flags().StringArrayVarP(&p.Env, "env", "e", []string{}, p.markFlagMakesRevision(name)
"Environment variable to set. NAME=value; you may provide this flag "+ }
"any number of times to set multiple environment variables. "+
"To unset, specify the environment variable name followed by a \"-\" (e.g., NAME-).")
p.markFlagMakesRevision("env")
command.Flags().StringArrayVarP(&p.EnvFrom, "env-from", "", []string{},
"Add environment variables from a ConfigMap (prefix cm: or config-map:) or a Secret (prefix secret:). "+
"Example: --env-from cm:myconfigmap or --env-from secret:mysecret. "+
"You can use this flag multiple times. "+
"To unset a ConfigMap/Secret reference, append \"-\" to the name, e.g. --env-from cm:myconfigmap-.")
p.markFlagMakesRevision("env-from")
command.Flags().StringArrayVarP(&p.Mount, "mount", "", []string{},
"Mount a ConfigMap (prefix cm: or config-map:), a Secret (prefix secret: or sc:), or an existing Volume (without any prefix) on the specified directory. "+
"Example: --mount /mydir=cm:myconfigmap, --mount /mydir=secret:mysecret, or --mount /mydir=myvolume. "+
"When a configmap or a secret is specified, a corresponding volume is automatically generated. "+
"You can use this flag multiple times. "+
"For unmounting a directory, append \"-\", e.g. --mount /mydir-, which also removes any auto-generated volume.")
p.markFlagMakesRevision("mount")
command.Flags().StringArrayVarP(&p.Volume, "volume", "", []string{},
"Add a volume from a ConfigMap (prefix cm: or config-map:) or a Secret (prefix secret: or sc:). "+
"Example: --volume myvolume=cm:myconfigmap or --volume myvolume=secret:mysecret. "+
"You can use this flag multiple times. "+
"To unset a ConfigMap/Secret reference, append \"-\" to the name, e.g. --volume myvolume-.")
p.markFlagMakesRevision("volume")
command.Flags().StringVarP(&p.Command, "cmd", "", "",
"Specify command to be used as entrypoint instead of default one. "+
"Example: --cmd /app/start or --cmd /app/start --arg myArg to pass aditional arguments.")
p.markFlagMakesRevision("cmd")
command.Flags().StringArrayVarP(&p.Arg, "arg", "", []string{},
"Add argument to the container command. "+
"Example: --arg myArg1 --arg --myArg2 --arg myArg3=3. "+
"You can use this flag multiple times.")
p.markFlagMakesRevision("arg")
command.Flags().StringSliceVar(&p.Resources.Limits,
"limit",
nil,
"The resource requirement limits for this Service. For example, 'cpu=100m,memory=256Mi'. "+
"You can use this flag multiple times. "+
"To unset a resource limit, append \"-\" to the resource name, e.g. '--limit memory-'.")
p.markFlagMakesRevision("limit")
command.Flags().StringSliceVar(&p.Resources.Requests,
"request",
nil,
"The resource requirement requests for this Service. For example, 'cpu=100m,memory=256Mi'. "+
"You can use this flag multiple times. "+
"To unset a resource request, append \"-\" to the resource name, e.g. '--request cpu-'.")
p.markFlagMakesRevision("request")
command.Flags().StringVar(&p.RequestsFlags.CPU, "requests-cpu", "",
"DEPRECATED: please use --request instead. The requested CPU (e.g., 250m).")
p.markFlagMakesRevision("requests-cpu")
command.Flags().StringVar(&p.RequestsFlags.Memory, "requests-memory", "",
"DEPRECATED: please use --request instead. The requested memory (e.g., 64Mi).")
p.markFlagMakesRevision("requests-memory")
// TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0
command.Flags().StringVar(&p.LimitsFlags.CPU, "limits-cpu", "",
"DEPRECATED: please use --limit instead. The limits on the requested CPU (e.g., 1000m).")
p.markFlagMakesRevision("limits-cpu")
// TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0
command.Flags().StringVar(&p.LimitsFlags.Memory, "limits-memory", "",
"DEPRECATED: please use --limit instead. The limits on the requested memory (e.g., 1024Mi).")
p.markFlagMakesRevision("limits-memory")
command.Flags().IntVar(&p.MinScale, "min-scale", 0, "Minimal number of replicas.") command.Flags().IntVar(&p.MinScale, "min-scale", 0, "Minimal number of replicas.")
command.Flags().MarkHidden("min-scale") command.Flags().MarkHidden("min-scale")
@ -221,9 +113,6 @@ func (p *ConfigurationEditFlags) addSharedFlags(command *cobra.Command) {
"Percentage of concurrent requests utilization before scaling up.") "Percentage of concurrent requests utilization before scaling up.")
p.markFlagMakesRevision("concurrency-utilization") p.markFlagMakesRevision("concurrency-utilization")
command.Flags().StringVarP(&p.Port, "port", "p", "", "The port where application listens on, in the format 'NAME:PORT', where 'NAME' is optional. Examples: '--port h2c:8080' , '--port 8080'.")
p.markFlagMakesRevision("port")
command.Flags().StringArrayVarP(&p.Labels, "label", "l", []string{}, command.Flags().StringArrayVarP(&p.Labels, "label", "l", []string{},
"Labels to set for both Service and Revision. name=value; you may provide this flag "+ "Labels to set for both Service and Revision. name=value; you may provide this flag "+
"any number of times to set multiple labels. "+ "any number of times to set multiple labels. "+
@ -255,25 +144,11 @@ func (p *ConfigurationEditFlags) addSharedFlags(command *cobra.Command) {
"the image. (--no-lock-to-digest pulls the image tag afresh with each new revision)") "the image. (--no-lock-to-digest pulls the image tag afresh with each new revision)")
// Don't mark as changing the revision. // Don't mark as changing the revision.
command.Flags().StringVar(&p.ServiceAccountName,
"service-account",
"",
"Service account name to set. An empty argument (\"\") clears the service account. The referenced service account must exist in the service's namespace.")
p.markFlagMakesRevision("service-account")
command.Flags().StringArrayVarP(&p.Annotations, "annotation", "a", []string{}, command.Flags().StringArrayVarP(&p.Annotations, "annotation", "a", []string{},
"Service annotation to set. name=value; you may provide this flag "+ "Service annotation to set. name=value; you may provide this flag "+
"any number of times to set multiple annotations. "+ "any number of times to set multiple annotations. "+
"To unset, specify the annotation name followed by a \"-\" (e.g., name-).") "To unset, specify the annotation name followed by a \"-\" (e.g., name-).")
p.markFlagMakesRevision("annotation") p.markFlagMakesRevision("annotation")
command.Flags().StringVar(&p.ImagePullSecrets,
"pull-secret",
"",
"Image pull secret to set. An empty argument (\"\") clears the pull secret. The referenced secret must exist in the service's namespace.")
p.markFlagMakesRevision("pull-secret")
command.Flags().Int64VarP(&p.User, "user", "", 0, "The user ID to run the container (e.g., 1001).")
p.markFlagMakesRevision("user")
} }
// AddUpdateFlags adds the flags specific to update. // AddUpdateFlags adds the flags specific to update.
@ -301,7 +176,7 @@ func (p *ConfigurationEditFlags) Apply(
template := &service.Spec.Template template := &service.Spec.Template
if cmd.Flags().Changed("env") { if cmd.Flags().Changed("env") {
envMap, err := util.MapFromArrayAllowingSingles(p.Env, "=") envMap, err := util.MapFromArrayAllowingSingles(p.PodSpecFlags.Env, "=")
if err != nil { if err != nil {
return fmt.Errorf("Invalid --env: %w", err) return fmt.Errorf("Invalid --env: %w", err)
} }
@ -316,7 +191,7 @@ func (p *ConfigurationEditFlags) Apply(
if cmd.Flags().Changed("env-from") { if cmd.Flags().Changed("env-from") {
envFromSourceToUpdate := []string{} envFromSourceToUpdate := []string{}
envFromSourceToRemove := []string{} envFromSourceToRemove := []string{}
for _, name := range p.EnvFrom { for _, name := range p.PodSpecFlags.EnvFrom {
if name == "-" { if name == "-" {
return fmt.Errorf("\"-\" is not a valid value for \"--env-from\"") return fmt.Errorf("\"-\" is not a valid value for \"--env-from\"")
} else if strings.HasSuffix(name, "-") { } else if strings.HasSuffix(name, "-") {
@ -333,12 +208,12 @@ func (p *ConfigurationEditFlags) Apply(
} }
if cmd.Flags().Changed("mount") || cmd.Flags().Changed("volume") { if cmd.Flags().Changed("mount") || cmd.Flags().Changed("volume") {
mountsToUpdate, mountsToRemove, err := util.OrderedMapAndRemovalListFromArray(p.Mount, "=") mountsToUpdate, mountsToRemove, err := util.OrderedMapAndRemovalListFromArray(p.PodSpecFlags.Mount, "=")
if err != nil { if err != nil {
return fmt.Errorf("Invalid --mount: %w", err) return fmt.Errorf("Invalid --mount: %w", err)
} }
volumesToUpdate, volumesToRemove, err := util.OrderedMapAndRemovalListFromArray(p.Volume, "=") volumesToUpdate, volumesToRemove, err := util.OrderedMapAndRemovalListFromArray(p.PodSpecFlags.Volume, "=")
if err != nil { if err != nil {
return fmt.Errorf("Invalid --volume: %w", err) return fmt.Errorf("Invalid --volume: %w", err)
} }
@ -360,7 +235,7 @@ func (p *ConfigurationEditFlags) Apply(
imageSet := false imageSet := false
if cmd.Flags().Changed("image") { if cmd.Flags().Changed("image") {
err = servinglib.UpdateImage(template, p.Image.String()) err = servinglib.UpdateImage(template, p.PodSpecFlags.Image.String())
if err != nil { if err != nil {
return err return err
} }
@ -394,11 +269,11 @@ func (p *ConfigurationEditFlags) Apply(
fmt.Fprintf(cmd.OutOrStdout(), "\nWARNING: flags --requests-cpu / --requests-memory are deprecated and going to be removed in future release, please use --request instead.\n\n") fmt.Fprintf(cmd.OutOrStdout(), "\nWARNING: flags --requests-cpu / --requests-memory are deprecated and going to be removed in future release, please use --request instead.\n\n")
} }
limitsResources, err := p.computeResources(p.LimitsFlags) limitsResources, err := p.computeResources(p.PodSpecFlags.LimitsFlags)
if err != nil { if err != nil {
return err return err
} }
requestsResources, err := p.computeResources(p.RequestsFlags) requestsResources, err := p.computeResources(p.PodSpecFlags.RequestsFlags)
if err != nil { if err != nil {
return err return err
} }
@ -407,32 +282,32 @@ func (p *ConfigurationEditFlags) Apply(
return err return err
} }
requestsToRemove, limitsToRemove, err := p.Resources.Validate() requestsToRemove, limitsToRemove, err := p.PodSpecFlags.Resources.Validate()
if err != nil { if err != nil {
return err return err
} }
err = servinglib.UpdateResources(template, p.Resources.ResourceRequirements, requestsToRemove, limitsToRemove) err = servinglib.UpdateResources(template, p.PodSpecFlags.Resources.ResourceRequirements, requestsToRemove, limitsToRemove)
if err != nil { if err != nil {
return err return err
} }
if cmd.Flags().Changed("cmd") { if cmd.Flags().Changed("cmd") {
err = servinglib.UpdateContainerCommand(template, p.Command) err = servinglib.UpdateContainerCommand(template, p.PodSpecFlags.Command)
if err != nil { if err != nil {
return err return err
} }
} }
if cmd.Flags().Changed("arg") { if cmd.Flags().Changed("arg") {
err = servinglib.UpdateContainerArg(template, p.Arg) err = servinglib.UpdateContainerArg(template, p.PodSpecFlags.Arg)
if err != nil { if err != nil {
return err return err
} }
} }
if cmd.Flags().Changed("port") { if cmd.Flags().Changed("port") {
err = servinglib.UpdateContainerPort(template, p.Port) err = servinglib.UpdateContainerPort(template, p.PodSpecFlags.Port)
if err != nil { if err != nil {
return err return err
} }
@ -538,18 +413,18 @@ func (p *ConfigurationEditFlags) Apply(
} }
if cmd.Flags().Changed("service-account") { if cmd.Flags().Changed("service-account") {
err = servinglib.UpdateServiceAccountName(template, p.ServiceAccountName) err = servinglib.UpdateServiceAccountName(template, p.PodSpecFlags.ServiceAccountName)
if err != nil { if err != nil {
return err return err
} }
} }
if cmd.Flags().Changed("pull-secret") { if cmd.Flags().Changed("pull-secret") {
servinglib.UpdateImagePullSecrets(template, p.ImagePullSecrets) servinglib.UpdateImagePullSecrets(template, p.PodSpecFlags.ImagePullSecrets)
} }
if cmd.Flags().Changed("user") { if cmd.Flags().Changed("user") {
servinglib.UpdateUser(template, p.User) servinglib.UpdateUser(template, p.PodSpecFlags.User)
} }
return nil return nil
@ -569,7 +444,7 @@ func (p *ConfigurationEditFlags) updateLabels(obj *metav1.ObjectMeta, flagLabels
return nil return nil
} }
func (p *ConfigurationEditFlags) computeResources(resourceFlags ResourceFlags) (corev1.ResourceList, error) { func (p *ConfigurationEditFlags) computeResources(resourceFlags knflags.ResourceFlags) (corev1.ResourceList, error) {
resourceList := corev1.ResourceList{} resourceList := corev1.ResourceList{}
if resourceFlags.CPU != "" { if resourceFlags.CPU != "" {

2
pkg/kn/commands/service/create.go
View File

@ -88,7 +88,7 @@ func NewServiceCreateCommand(p *commands.KnParams) *cobra.Command {
if len(args) == 1 { if len(args) == 1 {
name = args[0] name = args[0]
} }
if editFlags.Image == "" && editFlags.Filename == "" { if editFlags.PodSpecFlags.Image == "" && editFlags.Filename == "" {
return errors.New("'service create' requires the image name to run provided with the --image option") return errors.New("'service create' requires the image name to run provided with the --image option")
} }

165
pkg/kn/flags/podspec.go Normal file
View File

@ -0,0 +1,165 @@
// Copyright 2020 The Knative Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package flags
import (
"errors"
"github.com/spf13/pflag"
)
// PodSpecFlags to hold the container resource requirements values
type PodSpecFlags struct {
// Direct field manipulation
Image uniqueStringArg
Env []string
EnvFrom []string
Mount []string
Volume []string
Command string
Arg []string
RequestsFlags, LimitsFlags ResourceFlags // TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0
Resources ResourceOptions
Port string
ServiceAccountName string
ImagePullSecrets string
User int64
}
type ResourceFlags struct {
CPU string
Memory string
}
// -- uniqueStringArg Value
// Custom implementation of flag.Value interface to prevent multiple value assignment.
// Useful to enforce unique use of flags, e.g. --image.
type uniqueStringArg string
func (s *uniqueStringArg) Set(val string) error {
if len(*s) > 0 {
return errors.New("can be provided only once")
}
*s = uniqueStringArg(val)
return nil
}
func (s *uniqueStringArg) Type() string {
return "string"
}
func (s *uniqueStringArg) String() string { return string(*s) }
//AddFlags will add PodSpec related flags to FlagSet
func (p *PodSpecFlags) AddFlags(flagset *pflag.FlagSet) []string {
flagNames := []string{}
flagset.VarP(&p.Image, "image", "", "Image to run.")
flagNames = append(flagNames, "image")
flagset.StringArrayVarP(&p.Env, "env", "e", []string{},
"Environment variable to set. NAME=value; you may provide this flag "+
"any number of times to set multiple environment variables. "+
"To unset, specify the environment variable name followed by a \"-\" (e.g., NAME-).")
flagNames = append(flagNames, "env")
flagset.StringArrayVarP(&p.EnvFrom, "env-from", "", []string{},
"Add environment variables from a ConfigMap (prefix cm: or config-map:) or a Secret (prefix secret:). "+
"Example: --env-from cm:myconfigmap or --env-from secret:mysecret. "+
"You can use this flag multiple times. "+
"To unset a ConfigMap/Secret reference, append \"-\" to the name, e.g. --env-from cm:myconfigmap-.")
flagNames = append(flagNames, "env-from")
flagset.StringArrayVarP(&p.Mount, "mount", "", []string{},
"Mount a ConfigMap (prefix cm: or config-map:), a Secret (prefix secret: or sc:), or an existing Volume (without any prefix) on the specified directory. "+
"Example: --mount /mydir=cm:myconfigmap, --mount /mydir=secret:mysecret, or --mount /mydir=myvolume. "+
"When a configmap or a secret is specified, a corresponding volume is automatically generated. "+
"You can use this flag multiple times. "+
"For unmounting a directory, append \"-\", e.g. --mount /mydir-, which also removes any auto-generated volume.")
flagNames = append(flagNames, "mount")
flagset.StringArrayVarP(&p.Volume, "volume", "", []string{},
"Add a volume from a ConfigMap (prefix cm: or config-map:) or a Secret (prefix secret: or sc:). "+
"Example: --volume myvolume=cm:myconfigmap or --volume myvolume=secret:mysecret. "+
"You can use this flag multiple times. "+
"To unset a ConfigMap/Secret reference, append \"-\" to the name, e.g. --volume myvolume-.")
flagNames = append(flagNames, "volume")
flagset.StringVarP(&p.Command, "cmd", "", "",
"Specify command to be used as entrypoint instead of default one. "+
"Example: --cmd /app/start or --cmd /app/start --arg myArg to pass aditional arguments.")
flagNames = append(flagNames, "cmd")
flagset.StringArrayVarP(&p.Arg, "arg", "", []string{},
"Add argument to the container command. "+
"Example: --arg myArg1 --arg --myArg2 --arg myArg3=3. "+
"You can use this flag multiple times.")
flagNames = append(flagNames, "arg")
flagset.StringSliceVar(&p.Resources.Limits,
"limit",
nil,
"The resource requirement limits for this Service. For example, 'cpu=100m,memory=256Mi'. "+
"You can use this flag multiple times. "+
"To unset a resource limit, append \"-\" to the resource name, e.g. '--limit memory-'.")
flagNames = append(flagNames, "limit")
flagset.StringSliceVar(&p.Resources.Requests,
"request",
nil,
"The resource requirement requests for this Service. For example, 'cpu=100m,memory=256Mi'. "+
"You can use this flag multiple times. "+
"To unset a resource request, append \"-\" to the resource name, e.g. '--request cpu-'.")
flagNames = append(flagNames, "request")
flagset.StringVar(&p.RequestsFlags.CPU, "requests-cpu", "",
"DEPRECATED: please use --request instead. The requested CPU (e.g., 250m).")
flagNames = append(flagNames, "requests-cpu")
flagset.StringVar(&p.RequestsFlags.Memory, "requests-memory", "",
"DEPRECATED: please use --request instead. The requested memory (e.g., 64Mi).")
flagNames = append(flagNames, "requests-memory")
// TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0
flagset.StringVar(&p.LimitsFlags.CPU, "limits-cpu", "",
"DEPRECATED: please use --limit instead. The limits on the requested CPU (e.g., 1000m).")
flagNames = append(flagNames, "limits-cpu")
// TODO: Flag marked deprecated in release v0.15.0, remove in release v0.18.0
flagset.StringVar(&p.LimitsFlags.Memory, "limits-memory", "",
"DEPRECATED: please use --limit instead. The limits on the requested memory (e.g., 1024Mi).")
flagNames = append(flagNames, "limits-memory")
flagset.StringVarP(&p.Port, "port", "p", "", "The port where application listens on, in the format 'NAME:PORT', where 'NAME' is optional. Examples: '--port h2c:8080' , '--port 8080'.")
flagNames = append(flagNames, "port")
flagset.StringVar(&p.ServiceAccountName,
"service-account",
"",
"Service account name to set. An empty argument (\"\") clears the service account. The referenced service account must exist in the service's namespace.")
flagNames = append(flagNames, "service-account")
flagset.StringVar(&p.ImagePullSecrets,
"pull-secret",
"",
"Image pull secret to set. An empty argument (\"\") clears the pull secret. The referenced secret must exist in the service's namespace.")
flagNames = append(flagNames, "pull-secret")
flagset.Int64VarP(&p.User, "user", "", 0, "The user ID to run the container (e.g., 1001).")
flagNames = append(flagNames, "user")
return flagNames
}

51
pkg/kn/flags/podspec_test.go Normal file
View File

@ -0,0 +1,51 @@
// Copyright 2020 The Knative Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package flags
import (
"testing"
"github.com/spf13/cobra"
"gotest.tools/assert"
)
func TestPodSpecFlags(t *testing.T) {
args := []string{"--image", "repo/user/imageID:tag", "--env", "b=c"}
wantedPod := &PodSpecFlags{
Image: "repo/user/imageID:tag",
Env: []string{"b=c"},
EnvFrom: []string{},
Mount: []string{},
Volume: []string{},
Arg: []string{},
}
flags := &PodSpecFlags{}
testCmd := &cobra.Command{
Use: "test",
Run: func(cmd *cobra.Command, args []string) {
assert.DeepEqual(t, wantedPod, flags)
},
}
testCmd.SetArgs(args)
flags.AddFlags(testCmd.Flags())
testCmd.Execute()
}
func TestUniqueStringArg(t *testing.T) {
var a uniqueStringArg
a.Set("test")
assert.Equal(t, "test", a.String())
assert.Equal(t, "string", a.Type())
}