Add rm --filter option

--filter : remove the filtered container.

Signed-off-by: Toshiki Sonoda <sonoda.toshiki@fujitsu.com>

3 files changed, 27 insertions, 11 deletions

diff --git a/cmd/podman/containers/kill.go b/cmd/podman/containers/kill.go
index 5a5379389..c08b3abb6 100644
--- a/cmd/podman/containers/kill.go
+++ b/cmd/podman/containers/kill.go
@@ -49,7 +49,8 @@ var (
 )
 
 var (
-	killOptions = entities.KillOptions{}
+	killOptions  = entities.KillOptions{}
+	killCidFiles = []string{}
 )
 
 func killFlags(cmd *cobra.Command) {
@@ -61,7 +62,7 @@ func killFlags(cmd *cobra.Command) {
 	flags.StringVarP(&killOptions.Signal, signalFlagName, "s", "KILL", "Signal to send to the container")
 	_ = cmd.RegisterFlagCompletionFunc(signalFlagName, common.AutocompleteStopSignal)
 	cidfileFlagName := "cidfile"
-	flags.StringArrayVar(&cidFiles, cidfileFlagName, []string{}, "Read the container ID from the file")
+	flags.StringArrayVar(&killCidFiles, cidfileFlagName, nil, "Read the container ID from the file")
 	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)
 }
 
@@ -94,7 +95,7 @@ func kill(_ *cobra.Command, args []string) error {
 	if sig < 1 || sig > 64 {
 		return errors.New("valid signals are 1 through 64")
 	}
-	for _, cidFile := range cidFiles {
+	for _, cidFile := range killCidFiles {
 		content, err := ioutil.ReadFile(cidFile)
 		if err != nil {
 			return fmt.Errorf("error reading CIDFile: %w", err)
diff --git a/cmd/podman/containers/rm.go b/cmd/podman/containers/rm.go
index 056e32651..1e3976389 100644
--- a/cmd/podman/containers/rm.go
+++ b/cmd/podman/containers/rm.go
@@ -52,8 +52,10 @@ var (
 )
 
 var (
-	rmOptions = entities.RmOptions{}
-	cidFiles  = []string{}
+	rmOptions = entities.RmOptions{
+		Filters: make(map[string][]string),
+	}
+	rmCidFiles = []string{}
 )
 
 func rmFlags(cmd *cobra.Command) {
@@ -69,9 +71,13 @@ func rmFlags(cmd *cobra.Command) {
 	flags.BoolVarP(&rmOptions.Volumes, "volumes", "v", false, "Remove anonymous volumes associated with the container")
 
 	cidfileFlagName := "cidfile"
-	flags.StringArrayVar(&cidFiles, cidfileFlagName, nil, "Read the container ID from the file")
+	flags.StringArrayVar(&rmCidFiles, cidfileFlagName, nil, "Read the container ID from the file")
 	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)
 
+	filterFlagName := "filter"
+	flags.StringSliceVar(&filters, filterFlagName, []string{}, "Filter output based on conditions given")
+	_ = cmd.RegisterFlagCompletionFunc(filterFlagName, common.AutocompletePsFilters)
+
 	if !registry.IsRemote() {
 		// This option is deprecated, but needs to still exists for backwards compatibility
 		flags.Bool("storage", false, "Remove container from storage library")
@@ -101,7 +107,7 @@ func rm(cmd *cobra.Command, args []string) error {
 		}
 		rmOptions.Timeout = &stopTimeout
 	}
-	for _, cidFile := range cidFiles {
+	for _, cidFile := range rmCidFiles {
 		content, err := ioutil.ReadFile(cidFile)
 		if err != nil {
 			return fmt.Errorf("error reading CIDFile: %w", err)
@@ -110,6 +116,14 @@ func rm(cmd *cobra.Command, args []string) error {
 		args = append(args, id)
 	}
 
+	for _, f := range filters {
+		split := strings.SplitN(f, "=", 2)
+		if len(split) < 2 {
+			return fmt.Errorf("invalid filter %q", f)
+		}
+		rmOptions.Filters[split[0]] = append(rmOptions.Filters[split[0]], split[1])
+	}
+
 	if rmOptions.All {
 		logrus.Debug("--all is set: enforcing --depend=true")
 		rmOptions.Depend = true
@@ -147,7 +161,7 @@ func removeContainers(namesOrIDs []string, rmOptions entities.RmOptions, setExit
 			}
 			errs = append(errs, r.Err)
 		} else {
-			fmt.Println(r.Id)
+			fmt.Println(r.RawInput)
 		}
 	}
 	return errs.PrintErrors()
diff --git a/cmd/podman/containers/stop.go b/cmd/podman/containers/stop.go
index 261f441c3..b0f449266 100644
--- a/cmd/podman/containers/stop.go
+++ b/cmd/podman/containers/stop.go
@@ -52,7 +52,8 @@ var (
 	stopOptions = entities.StopOptions{
 		Filters: make(map[string][]string),
 	}
-	stopTimeout uint
+	stopCidFiles = []string{}
+	stopTimeout  uint
 )
 
 func stopFlags(cmd *cobra.Command) {
@@ -62,7 +63,7 @@ func stopFlags(cmd *cobra.Command) {
 	flags.BoolVarP(&stopOptions.Ignore, "ignore", "i", false, "Ignore errors when a specified container is missing")
 
 	cidfileFlagName := "cidfile"
-	flags.StringArrayVar(&cidFiles, cidfileFlagName, nil, "Read the container ID from the file")
+	flags.StringArrayVar(&stopCidFiles, cidfileFlagName, nil, "Read the container ID from the file")
 	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)
 
 	timeFlagName := "time"
@@ -103,7 +104,7 @@ func stop(cmd *cobra.Command, args []string) error {
 	if cmd.Flag("time").Changed {
 		stopOptions.Timeout = &stopTimeout
 	}
-	for _, cidFile := range cidFiles {
+	for _, cidFile := range stopCidFiles {
 		content, err := ioutil.ReadFile(cidFile)
 		if err != nil {
 			return fmt.Errorf("error reading CIDFile: %w", err)