From 37f3b191d5318b7d25893eabf4e57b568c326773 Mon Sep 17 00:00:00 2001
From: Sujil02 <sushah@redhat.com>
Date: Thu, 2 Apr 2020 22:56:59 -0400
Subject: Add pod prune for api v2.

Add the ability to prune pods for api v2,
Includes the addition of force flag, for client side prompt.
Update test suite to support this use case.

Signed-off-by: Sujil02 <sushah@redhat.com>
---
 cmd/podman/pods/prune.go | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 cmd/podman/pods/prune.go

(limited to 'cmd')

diff --git a/cmd/podman/pods/prune.go b/cmd/podman/pods/prune.go
new file mode 100644
index 000000000..091e3375b
--- /dev/null
+++ b/cmd/podman/pods/prune.go
@@ -0,0 +1,75 @@
+package pods
+
+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 (
+	pruneOptions = entities.PodPruneOptions{}
+)
+
+var (
+	pruneDescription = fmt.Sprintf(`podman pod prune Removes all exited pods`)
+
+	pruneCommand = &cobra.Command{
+		Use:     "prune [flags]",
+		Short:   "Remove all stopped pods and their containers",
+		Long:    pruneDescription,
+		RunE:    prune,
+		Example: `podman pod prune`,
+	}
+)
+
+func init() {
+	registry.Commands = append(registry.Commands, registry.CliCommand{
+		Mode:    []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+		Command: pruneCommand,
+		Parent:  podCmd,
+	})
+	flags := pruneCommand.Flags()
+	flags.BoolVarP(&pruneOptions.Force, "force", "f", false, "Do not prompt for confirmation.  The default is false")
+}
+
+func prune(cmd *cobra.Command, args []string) error {
+	var (
+		errs utils.OutputErrors
+	)
+	if len(args) > 0 {
+		return errors.Errorf("`%s` takes no arguments", cmd.CommandPath())
+	}
+	if !pruneOptions.Force {
+		reader := bufio.NewReader(os.Stdin)
+		fmt.Println("WARNING! This will remove all stopped/exited pods..")
+		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().PodPrune(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()
+}
-- 
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