From 69962682e990ddb9437291b98bd335e74c090fc8 Mon Sep 17 00:00:00 2001
From: Jhon Honce <jhonce@redhat.com>
Date: Thu, 18 Apr 2019 10:34:27 -0700
Subject: Refactor of 'podman prune' to better support remote

* Push iterations into the service not the client
* Add e2e tests
* Refactor to use new frameworks

Signed-off-by: Jhon Honce <jhonce@redhat.com>
---
 cmd/podman/pods_prune.go | 64 +++++++++++-------------------------------------
 1 file changed, 14 insertions(+), 50 deletions(-)

(limited to 'cmd/podman/pods_prune.go')

diff --git a/cmd/podman/pods_prune.go b/cmd/podman/pods_prune.go
index 89401a98a..e6946f068 100644
--- a/cmd/podman/pods_prune.go
+++ b/cmd/podman/pods_prune.go
@@ -1,19 +1,15 @@
 package main
 
 import (
-	"context"
-
 	"github.com/containers/libpod/cmd/podman/cliconfig"
-	"github.com/containers/libpod/cmd/podman/shared"
 	"github.com/containers/libpod/pkg/adapter"
 	"github.com/pkg/errors"
-	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 )
 
 var (
-	prunePodsCommand     cliconfig.PrunePodsValues
-	prunePodsDescription = `
+	podPruneCommand     cliconfig.PodPruneValues
+	podPruneDescription = `
 	podman pod prune
 
 	Removes all exited pods
@@ -22,62 +18,30 @@ var (
 		Use:   "prune",
 		Args:  noSubArgs,
 		Short: "Remove all stopped pods",
-		Long:  prunePodsDescription,
+		Long:  podPruneDescription,
 		RunE: func(cmd *cobra.Command, args []string) error {
-			prunePodsCommand.InputArgs = args
-			prunePodsCommand.GlobalFlags = MainGlobalOpts
-			return prunePodsCmd(&prunePodsCommand)
+			podPruneCommand.InputArgs = args
+			podPruneCommand.GlobalFlags = MainGlobalOpts
+			return podPruneCmd(&podPruneCommand)
 		},
 	}
 )
 
 func init() {
-	prunePodsCommand.Command = _prunePodsCommand
-	prunePodsCommand.SetHelpTemplate(HelpTemplate())
-	prunePodsCommand.SetUsageTemplate(UsageTemplate())
-	flags := prunePodsCommand.Flags()
-	flags.BoolVarP(&prunePodsCommand.Force, "force", "f", false, "Force removal of a running pods.  The default is false")
+	podPruneCommand.Command = _prunePodsCommand
+	podPruneCommand.SetHelpTemplate(HelpTemplate())
+	podPruneCommand.SetUsageTemplate(UsageTemplate())
+	flags := podPruneCommand.Flags()
+	flags.BoolVarP(&podPruneCommand.Force, "force", "f", false, "Force removal of a running pods.  The default is false")
 }
 
-func prunePods(runtime *adapter.LocalRuntime, ctx context.Context, maxWorkers int, force bool) error {
-	var deleteFuncs []shared.ParallelWorkerInput
-
-	states := []string{shared.PodStateStopped, shared.PodStateExited}
-	delPods, err := runtime.GetPodsByStatus(states)
-	if err != nil {
-		return err
-	}
-	if len(delPods) < 1 {
-		return nil
-	}
-	for _, pod := range delPods {
-		p := pod
-		f := func() error {
-			return runtime.RemovePod(ctx, p, force, force)
-		}
-
-		deleteFuncs = append(deleteFuncs, shared.ParallelWorkerInput{
-			ContainerID:  p.ID(),
-			ParallelFunc: f,
-		})
-	}
-	// Run the parallel funcs
-	deleteErrors, errCount := shared.ParallelExecuteWorkerPool(maxWorkers, deleteFuncs)
-	return printParallelOutput(deleteErrors, errCount)
-}
-
-func prunePodsCmd(c *cliconfig.PrunePodsValues) error {
+func podPruneCmd(c *cliconfig.PodPruneValues) error {
 	runtime, err := adapter.GetRuntime(&c.PodmanCommand)
 	if err != nil {
 		return errors.Wrapf(err, "could not get runtime")
 	}
 	defer runtime.Shutdown(false)
 
-	maxWorkers := shared.Parallelize("rm")
-	if c.GlobalIsSet("max-workers") {
-		maxWorkers = c.GlobalFlags.MaxWorks
-	}
-	logrus.Debugf("Setting maximum workers to %d", maxWorkers)
-
-	return prunePods(runtime, getContext(), maxWorkers, c.Bool("force"))
+	ok, failures, err := runtime.PrunePods(getContext(), c)
+	return printCmdResults(ok, failures)
 }
-- 
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