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default the ignorenotfound for delete when selecting objects

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This commit is contained in:
David Eads 2018-05-07 10:41:45 -04:00
parent f4b2452654
commit 4ae3f882be
1 changed files with 25 additions and 28 deletions
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53
pkg/kubectl/cmd/delete.go
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@ -151,6 +151,26 @@ func (o *DeleteOptions) Complete(f cmdutil.Factory, out, errOut io.Writer, args
return err
}
if o.DeleteAll || len(o.LabelSelector) > 0 || len(o.FieldSelector) > 0 {
if f := cmd.Flags().Lookup("ignore-not-found"); f != nil && !f.Changed {
// If the user didn't explicitly set the option, default to ignoring NotFound errors when used with --all, -l, or --field-selector
o.IgnoreNotFound = true
}
}
if o.DeleteNow {
if o.GracePeriod != -1 {
return fmt.Errorf("--now and --grace-period cannot be specified together")
}
o.GracePeriod = 1
}
if o.GracePeriod == 0 && !o.ForceDeletion {
// To preserve backwards compatibility, but prevent accidental data loss, we convert --grace-period=0
// into --grace-period=1 and wait until the object is successfully deleted. Users may provide --force
// to bypass this wait.
o.WaitForDeletion = true
o.GracePeriod = 1
}
o.Reaper = f.Reaper
includeUninitialized := cmdutil.ShouldIncludeUninitialized(cmd, false)
@ -191,34 +211,11 @@ func (o *DeleteOptions) Validate(cmd *cobra.Command) error {
if o.DeleteAll && len(o.FieldSelector) > 0 {
return fmt.Errorf("cannot set --all and --field-selector at the same time")
}
if o.DeleteAll {
f := cmd.Flags().Lookup("ignore-not-found")
// The flag should never be missing
if f == nil {
return fmt.Errorf("missing --ignore-not-found flag")
}
// If the user didn't explicitly set the option, default to ignoring NotFound errors when used with --all
if !f.Changed {
o.IgnoreNotFound = true
}
}
if o.DeleteNow {
if o.GracePeriod != -1 {
return fmt.Errorf("--now and --grace-period cannot be specified together")
}
o.GracePeriod = 1
}
if o.GracePeriod == 0 {
if o.ForceDeletion {
fmt.Fprintf(o.ErrOut, "warning: Immediate deletion does not wait for confirmation that the running resource has been terminated. The resource may continue to run on the cluster indefinitely.\n")
} else {
// To preserve backwards compatibility, but prevent accidental data loss, we convert --grace-period=0
// into --grace-period=1 and wait until the object is successfully deleted. Users may provide --force
// to bypass this wait.
o.WaitForDeletion = true
o.GracePeriod = 1
}
} else if o.ForceDeletion {
switch {
case o.GracePeriod == 0 && o.ForceDeletion:
fmt.Fprintf(o.ErrOut, "warning: Immediate deletion does not wait for confirmation that the running resource has been terminated. The resource may continue to run on the cluster indefinitely.\n")
case o.ForceDeletion:
fmt.Fprintf(o.ErrOut, "warning: --force is ignored because --grace-period is not 0.\n")
}
return nil