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make system prune “--filter” flag available only for docker 17.04 (api v1.28) and newer 

Signed-off-by: Gaetan de Villele <gdevillele@gmail.com>
This commit is contained in:
Gaetan de Villele 2017-05-17 12:36:09 -07:00
parent b28c4822cc
commit 1cc1f54d90
1 changed files with 3 additions and 1 deletions
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4
cli/command/system/prune.go
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@ -34,7 +34,9 @@ func NewPruneCommand(dockerCli command.Cli) *cobra.Command {
flags := cmd.Flags() flags := cmd.Flags()
flags.BoolVarP(&options.force, "force", "f", false, "Do not prompt for confirmation") flags.BoolVarP(&options.force, "force", "f", false, "Do not prompt for confirmation")
flags.BoolVarP(&options.all, "all", "a", false, "Remove all unused images not just dangling ones") flags.BoolVarP(&options.all, "all", "a", false, "Remove all unused images not just dangling ones")
flags.Var(&options.filter, "filter", "Provide filter values (e.g. 'until=<timestamp>')") flags.Var(&options.filter, "filter", "Provide filter values (e.g. 'label=<key>=<value>')")
// "filter" flag is available in 1.28 (docker 17.04) and up
flags.SetAnnotation("filter", "version", []string{"1.28"})
return cmd return cmd
} }