diff options
Diffstat (limited to 'cmd/podman/containers_prune.go')
-rw-r--r-- | cmd/podman/containers_prune.go | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/cmd/podman/containers_prune.go b/cmd/podman/containers_prune.go new file mode 100644 index 000000000..92604e82f --- /dev/null +++ b/cmd/podman/containers_prune.go @@ -0,0 +1,74 @@ +package main + +import ( + "github.com/containers/libpod/cmd/podman/libpodruntime" + "github.com/containers/libpod/cmd/podman/shared" + "github.com/containers/libpod/libpod" + "github.com/pkg/errors" + "github.com/sirupsen/logrus" + "github.com/urfave/cli" +) + +var ( + pruneContainersDescription = ` + podman container prune + + Removes all exited containers +` + + pruneContainersCommand = cli.Command{ + Name: "prune", + Usage: "Remove all stopped containers", + Description: pruneContainersDescription, + Action: pruneContainersCmd, + OnUsageError: usageErrorHandler, + } +) + +func pruneContainersCmd(c *cli.Context) error { + var ( + deleteFuncs []shared.ParallelWorkerInput + ) + + ctx := getContext() + runtime, err := libpodruntime.GetRuntime(c) + if err != nil { + return errors.Wrapf(err, "could not get runtime") + } + defer runtime.Shutdown(false) + + filter := func(c *libpod.Container) bool { + state, _ := c.State() + if state == libpod.ContainerStateStopped || (state == libpod.ContainerStateExited && err == nil && c.PodID() == "") { + return true + } + return false + } + delContainers, err := runtime.GetContainers(filter) + if err != nil { + return err + } + if len(delContainers) < 1 { + return nil + } + for _, container := range delContainers { + con := container + f := func() error { + return runtime.RemoveContainer(ctx, con, c.Bool("force")) + } + + deleteFuncs = append(deleteFuncs, shared.ParallelWorkerInput{ + ContainerID: con.ID(), + ParallelFunc: f, + }) + } + maxWorkers := shared.Parallelize("rm") + if c.GlobalIsSet("max-workers") { + maxWorkers = c.GlobalInt("max-workers") + } + logrus.Debugf("Setting maximum workers to %d", maxWorkers) + + // Run the parallel funcs + deleteErrors, errCount := shared.ParallelExecuteWorkerPool(maxWorkers, deleteFuncs) + return printParallelOutput(deleteErrors, errCount) +} |