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authorBrent Baude <bbaude@redhat.com>2020-04-16 12:25:26 -0500
committerBrent Baude <bbaude@redhat.com>2020-04-16 15:53:58 -0500
commit241326a9a8c20ad7f2bcf651416b836e7778e090 (patch)
tree4001e8e47a022bb1b9bfbf2332c42e1aeb802f9e /cmd/podman/volumes/prune.go
parent88c6fd06cd54fb9a8826306dfdf1a77e400de5de (diff)
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Podman V2 birth
remote podman v1 and replace with podman v2. Signed-off-by: Brent Baude <bbaude@redhat.com>
Diffstat (limited to 'cmd/podman/volumes/prune.go')
-rw-r--r--cmd/podman/volumes/prune.go74
1 files changed, 74 insertions, 0 deletions
diff --git a/cmd/podman/volumes/prune.go b/cmd/podman/volumes/prune.go
new file mode 100644
index 000000000..197a9da9b
--- /dev/null
+++ b/cmd/podman/volumes/prune.go
@@ -0,0 +1,74 @@
+package volumes
+
+import (
+ "bufio"
+ "context"
+ "fmt"
+ "os"
+ "strings"
+
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/cmd/podman/utils"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/pkg/errors"
+ "github.com/spf13/cobra"
+)
+
+var (
+ volumePruneDescription = `Volumes that are not currently owned by a container will be removed.
+
+ The command prompts for confirmation which can be overridden with the --force flag.
+ Note all data will be destroyed.`
+ pruneCommand = &cobra.Command{
+ Use: "prune",
+ Args: cobra.NoArgs,
+ Short: "Remove all unused volumes",
+ Long: volumePruneDescription,
+ RunE: prune,
+ }
+)
+
+var (
+ pruneOptions entities.VolumePruneOptions
+)
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: pruneCommand,
+ Parent: volumeCmd,
+ })
+ flags := pruneCommand.Flags()
+ flags.BoolVarP(&pruneOptions.Force, "force", "f", false, "Do not prompt for confirmation")
+}
+
+func prune(cmd *cobra.Command, args []string) error {
+ var (
+ errs utils.OutputErrors
+ )
+ // Prompt for confirmation if --force is not set
+ if !pruneOptions.Force {
+ reader := bufio.NewReader(os.Stdin)
+ fmt.Println("WARNING! This will remove all volumes not used by at least one container.")
+ fmt.Print("Are you sure you want to continue? [y/N] ")
+ answer, err := reader.ReadString('\n')
+ if err != nil {
+ return errors.Wrapf(err, "error reading input")
+ }
+ if strings.ToLower(answer)[0] != 'y' {
+ return nil
+ }
+ }
+ responses, err := registry.ContainerEngine().VolumePrune(context.Background(), pruneOptions)
+ if err != nil {
+ return err
+ }
+ for _, r := range responses {
+ if r.Err == nil {
+ fmt.Println(r.Id)
+ } else {
+ errs = append(errs, r.Err)
+ }
+ }
+ return errs.PrintErrors()
+}