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fix 'kubectl cp' with no arguments causes a panic

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This commit is contained in:
Guoliang Wang 2018-06-26 22:22:24 +08:00
parent 28b7809d2f
commit 254b02bcc6
1 changed files with 3 additions and 0 deletions
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3
pkg/kubectl/cmd/cp.go
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@ -164,6 +164,9 @@ func (o *CopyOptions) Validate(cmd *cobra.Command, args []string) error {
} }
func (o *CopyOptions) Run(args []string) error { func (o *CopyOptions) Run(args []string) error {
if len(args) < 2 {
return fmt.Errorf("source and destination are required")
}
srcSpec, err := extractFileSpec(args[0]) srcSpec, err := extractFileSpec(args[0])
if err != nil { if err != nil {
return err return err