summaryrefslogtreecommitdiff
path: root/cmd
diff options
context:
space:
mode:
authorbaude <bbaude@redhat.com>2018-12-01 09:49:46 -0600
committerbaude <bbaude@redhat.com>2018-12-05 19:57:54 -0600
commite037427035dc57e536478362fc19e30a400bc327 (patch)
tree3fb14dc437f58f29e197a43aaefa0e0254251f43 /cmd
parent75b19ca8abe1957f3c48035767960a6b20c10519 (diff)
downloadpodman-e037427035dc57e536478362fc19e30a400bc327.tar.gz
podman-e037427035dc57e536478362fc19e30a400bc327.tar.bz2
podman-e037427035dc57e536478362fc19e30a400bc327.zip
Add ability to prune containers and images
Allow user to prune unused/unnamed images, the layer images from building, via podman rmi --prune. Allow user to prune stopped/exiuted containers via podman rm --prune. This should resolve #1910 Signed-off-by: baude <bbaude@redhat.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/podman/container.go2
-rw-r--r--cmd/podman/containers_prune.go74
-rw-r--r--cmd/podman/image.go2
-rw-r--r--cmd/podman/images_prune.go34
-rw-r--r--cmd/podman/shared/prune.go24
5 files changed, 134 insertions, 2 deletions
diff --git a/cmd/podman/container.go b/cmd/podman/container.go
index b6262f890..b0232c874 100644
--- a/cmd/podman/container.go
+++ b/cmd/podman/container.go
@@ -22,7 +22,7 @@ var (
mountCommand,
pauseCommand,
portCommand,
- // pruneCommand,
+ pruneContainersCommand,
refreshCommand,
restartCommand,
restoreCommand,
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)
+}
diff --git a/cmd/podman/image.go b/cmd/podman/image.go
index 418b442e3..95af36df5 100644
--- a/cmd/podman/image.go
+++ b/cmd/podman/image.go
@@ -13,7 +13,7 @@ var (
inspectCommand,
loadCommand,
lsImagesCommand,
- // pruneCommand,
+ pruneImagesCommand,
pullCommand,
pushCommand,
rmImageCommand,
diff --git a/cmd/podman/images_prune.go b/cmd/podman/images_prune.go
new file mode 100644
index 000000000..cb72a498f
--- /dev/null
+++ b/cmd/podman/images_prune.go
@@ -0,0 +1,34 @@
+package main
+
+import (
+ "github.com/containers/libpod/cmd/podman/libpodruntime"
+ "github.com/containers/libpod/cmd/podman/shared"
+ "github.com/pkg/errors"
+ "github.com/urfave/cli"
+)
+
+var (
+ pruneImagesDescription = `
+ podman image prune
+
+ Removes all unnamed images from local storage
+`
+
+ pruneImagesCommand = cli.Command{
+ Name: "prune",
+ Usage: "Remove unused images",
+ Description: pruneImagesDescription,
+ Action: pruneImagesCmd,
+ OnUsageError: usageErrorHandler,
+ }
+)
+
+func pruneImagesCmd(c *cli.Context) error {
+ runtime, err := libpodruntime.GetRuntime(c)
+ if err != nil {
+ return errors.Wrapf(err, "could not get runtime")
+ }
+ defer runtime.Shutdown(false)
+
+ return shared.Prune(runtime.ImageRuntime())
+}
diff --git a/cmd/podman/shared/prune.go b/cmd/podman/shared/prune.go
new file mode 100644
index 000000000..90cfe4475
--- /dev/null
+++ b/cmd/podman/shared/prune.go
@@ -0,0 +1,24 @@
+package shared
+
+import (
+ "fmt"
+ "github.com/pkg/errors"
+
+ "github.com/containers/libpod/libpod/image"
+)
+
+// Prune removes all unnamed and unused images from the local store
+func Prune(ir *image.Runtime) error {
+ pruneImages, err := ir.GetPruneImages()
+ if err != nil {
+ return err
+ }
+
+ for _, i := range pruneImages {
+ if err := i.Remove(true); err != nil {
+ return errors.Wrapf(err, "failed to remove %s", i.ID())
+ }
+ fmt.Println(i.ID())
+ }
+ return nil
+}