Add support for --container flag (#9703)

Add support for --container flag, which sets an explicit container name
for exec operations. Defaults to `controller`.

Signed-off-by: Jacob Henner <code@ventricle.us>
This commit is contained in:
Jacob Henner 2023-05-01 07:32:18 -04:00 committed by GitHub
parent 97a1a6d616
commit ae989d7722
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 47 additions and 31 deletions

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@ -30,7 +30,7 @@ import (
// CreateCommand creates and returns this cobra subcommand
func CreateCommand(flags *genericclioptions.ConfigFlags) *cobra.Command {
var pod, deployment, selector *string
var pod, deployment, selector, container *string
cmd := &cobra.Command{
Use: "backends",
Short: "Inspect the dynamic backend information of an ingress-nginx instance",
@ -47,7 +47,7 @@ func CreateCommand(flags *genericclioptions.ConfigFlags) *cobra.Command {
return fmt.Errorf("--list and --backend cannot both be specified")
}
util.PrintError(backends(flags, *pod, *deployment, *selector, backend, onlyList))
util.PrintError(backends(flags, *pod, *deployment, *selector, *container, backend, onlyList))
return nil
},
}
@ -55,6 +55,7 @@ func CreateCommand(flags *genericclioptions.ConfigFlags) *cobra.Command {
pod = util.AddPodFlag(cmd)
deployment = util.AddDeploymentFlag(cmd)
selector = util.AddSelectorFlag(cmd)
container = util.AddContainerFlag(cmd)
cmd.Flags().String("backend", "", "Output only the information for the given backend")
cmd.Flags().Bool("list", false, "Output a newline-separated list of backend names")
@ -62,7 +63,7 @@ func CreateCommand(flags *genericclioptions.ConfigFlags) *cobra.Command {
return cmd
}
func backends(flags *genericclioptions.ConfigFlags, podName string, deployment string, selector string, backend string, onlyList bool) error {
func backends(flags *genericclioptions.ConfigFlags, podName string, deployment string, selector string, container string, backend string, onlyList bool) error {
var command []string
if onlyList {
command = []string{"/dbg", "backends", "list"}
@ -77,7 +78,7 @@ func backends(flags *genericclioptions.ConfigFlags, podName string, deployment s
return err
}
out, err := kubectl.PodExecString(flags, &pod, command)
out, err := kubectl.PodExecString(flags, &pod, container, command)
if err != nil {
return err
}