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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2019-11-29 15:05:03 +0100 |
---|---|---|
committer | GitHub <noreply@github.com> | 2019-11-29 15:05:03 +0100 |
commit | 39c705e9405faa4d02b71165d05eec1e7bb44d93 (patch) | |
tree | f2b2ec4d93638ac661ab8f0c8c6aa38f234e8552 | |
parent | 7b99ef0b84c7b5e758544d0a25956674e7ea7db1 (diff) | |
parent | 79bf5010eda37c07f577414ae71ecb8f8c8714a2 (diff) | |
download | podman-39c705e9405faa4d02b71165d05eec1e7bb44d93.tar.gz podman-39c705e9405faa4d02b71165d05eec1e7bb44d93.tar.bz2 podman-39c705e9405faa4d02b71165d05eec1e7bb44d93.zip |
Merge pull request #4558 from rhatdan/reset
Add podman system reset command
-rwxr-xr-x | API.md | 8 | ||||
-rw-r--r-- | cmd/podman/cliconfig/config.go | 5 | ||||
-rw-r--r-- | cmd/podman/reset.go | 71 | ||||
-rw-r--r-- | cmd/podman/system.go | 1 | ||||
-rw-r--r-- | cmd/podman/varlink/io.podman.varlink | 4 | ||||
-rw-r--r-- | commands.md | 172 | ||||
-rw-r--r-- | completions/bash/podman | 16 | ||||
-rw-r--r-- | docs/source/markdown/podman-system-reset.1.md | 25 | ||||
-rw-r--r-- | docs/source/markdown/podman-system.1.md | 5 | ||||
-rw-r--r-- | libpod/reset.go | 107 | ||||
-rw-r--r-- | libpod/runtime_migrate_unsupported.go | 4 | ||||
-rw-r--r-- | pkg/adapter/reset.go | 13 | ||||
-rw-r--r-- | pkg/adapter/reset_remote.go | 12 | ||||
-rw-r--r-- | pkg/varlinkapi/system.go | 22 | ||||
-rw-r--r-- | test/e2e/libpod_suite_test.go | 4 | ||||
-rw-r--r-- | test/e2e/system_reset_test.go | 83 |
16 files changed, 466 insertions, 86 deletions
@@ -149,6 +149,8 @@ in the [API.md](https://github.com/containers/libpod/blob/master/API.md) file in [func RemovePod(name: string, force: bool) string](#RemovePod) +[func Reset() ](#Reset) + [func RestartContainer(name: string, timeout: int) string](#RestartContainer) [func RestartPod(name: string) string](#RestartPod) @@ -1059,6 +1061,12 @@ $ varlink call -m unix:/run/podman/io.podman/io.podman.RemovePod '{"name": "62f4 "pod": "62f4fd98cb57f529831e8f90610e54bba74bd6f02920ffb485e15376ed365c20" } ~~~ +### <a name="Reset"></a>func Reset +<div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;"> + +method Reset() </div> +Reset resets Podman back to its initial state. +Removes all Pods, Containers, Images and Volumes ### <a name="RestartContainer"></a>func RestartContainer <div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;"> diff --git a/cmd/podman/cliconfig/config.go b/cmd/podman/cliconfig/config.go index a34afa827..df7ea6c33 100644 --- a/cmd/podman/cliconfig/config.go +++ b/cmd/podman/cliconfig/config.go @@ -658,6 +658,11 @@ type SystemPruneValues struct { Volume bool } +type SystemResetValues struct { + PodmanCommand + Force bool +} + type SystemRenumberValues struct { PodmanCommand } diff --git a/cmd/podman/reset.go b/cmd/podman/reset.go new file mode 100644 index 000000000..9d16dc978 --- /dev/null +++ b/cmd/podman/reset.go @@ -0,0 +1,71 @@ +package main + +import ( + "bufio" + "fmt" + "os" + "strings" + + "github.com/containers/libpod/cmd/podman/cliconfig" + "github.com/containers/libpod/pkg/adapter" + "github.com/pkg/errors" + "github.com/spf13/cobra" +) + +var ( + systemResetCommand cliconfig.SystemResetValues + systemResetDescription = `Reset podman storage back to default state" + + All containers will be stopped and removed, and all images, volumes and container content will be removed. +` + _systemResetCommand = &cobra.Command{ + Use: "reset", + Args: noSubArgs, + Short: "Reset podman storage", + Long: systemResetDescription, + RunE: func(cmd *cobra.Command, args []string) error { + systemResetCommand.InputArgs = args + systemResetCommand.GlobalFlags = MainGlobalOpts + systemResetCommand.Remote = remoteclient + return systemResetCmd(&systemResetCommand) + }, + } +) + +func init() { + systemResetCommand.Command = _systemResetCommand + flags := systemResetCommand.Flags() + flags.BoolVarP(&systemResetCommand.Force, "force", "f", false, "Do not prompt for confirmation") + + systemResetCommand.SetHelpTemplate(HelpTemplate()) + systemResetCommand.SetUsageTemplate(UsageTemplate()) +} + +func systemResetCmd(c *cliconfig.SystemResetValues) error { + // Prompt for confirmation if --force is not set + if !c.Force { + reader := bufio.NewReader(os.Stdin) + fmt.Print(` +WARNING! This will remove: + - all containers + - all pods + - all images + - all build cache +Are you sure you want to continue? [y/N] `) + ans, err := reader.ReadString('\n') + if err != nil { + return errors.Wrapf(err, "error reading input") + } + if strings.ToLower(ans)[0] != 'y' { + return nil + } + } + + runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand) + if err != nil { + return errors.Wrapf(err, "error creating libpod runtime") + } + // No shutdown, since storage will be destroyed when command completes + + return runtime.Reset() +} diff --git a/cmd/podman/system.go b/cmd/podman/system.go index 80080bf44..921d0c037 100644 --- a/cmd/podman/system.go +++ b/cmd/podman/system.go @@ -19,6 +19,7 @@ var ( ) var systemCommands = []*cobra.Command{ + _systemResetCommand, _infoCommand, _pruneSystemCommand, } diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink index e76b9627e..a3fd27ed6 100644 --- a/cmd/podman/varlink/io.podman.varlink +++ b/cmd/podman/varlink/io.podman.varlink @@ -536,6 +536,10 @@ method GetVersion() -> ( remote_api_version: int ) +# Reset resets Podman back to its initial state. +# Removes all Pods, Containers, Images and Volumes +method Reset() -> () + # GetInfo returns a [PodmanInfo](#PodmanInfo) struct that describes podman and its host such as storage stats, # build information of Podman, and system-wide registries. method GetInfo() -> (info: PodmanInfo) diff --git a/commands.md b/commands.md index c035b011f..de9169a4b 100644 --- a/commands.md +++ b/commands.md @@ -6,89 +6,95 @@ | Command | Description | Demo | Script | | :----------------------------------------------------------------------- | :------------------------------------------------------------------------- | :-------------------------------------------------------------------------- | :---------------------------------------------------------------------------------- | -| [podman(1)](/docs/podman.1.md) | Simple management tool for pods and images | -| [podman-attach(1)](/docs/podman-attach.1.md) | Attach to a running container | -| [podman-build(1)](/docs/podman-build.1.md) | Build an image using instructions from Dockerfiles | -| [podman-commit(1)](/docs/podman-commit.1.md) | Create new image based on the changed container | -| [podman-container(1)](/docs/podman-container.1.md) | Manage Containers | -| [podman-container-checkpoint(1)](/docs/podman-container-checkpoint.1.md) | Checkpoints one or more running containers | -| [podman-container-cleanup(1)](/docs/podman-container-cleanup.1.md) | Cleanup Container storage and networks | -| [podman-container-exists(1)](/docs/podman-container-exists.1.md) | Check if an container exists in local storage | -| [podman-container-prune(1)](/docs/podman-container-prune.1.md) | Remove all stopped containers | -| [podman-container-refresh(1)](/docs/podman-container-refresh.1.md) | Refresh all containers state in database | -| [podman-container-restore(1)](/docs/podman-container-restore.1.md) | Restores one or more running containers | -| [podman-container-runlabel(1)](/docs/podman-container-runlabel.1.md) | Execute Image Label Method | -| [podman-cp(1)](/docs/podman-cp.1.md) | Copy files/folders between a container and the local filesystem | -| [podman-create(1)](/docs/podman-create.1.md) | Create a new container | -| [podman-diff(1)](/docs/podman-diff.1.md) | Inspect changes on a container or image's filesystem | -| [podman-events(1)](/docs/podman-events.1.md) | Monitor Podman events | -| [podman-exec(1)](/docs/podman-exec.1.md) | Execute a command in a running container | -| [podman-export(1)](/docs/podman-export.1.md) | Export container's filesystem contents as a tar archive | -| [podman-generate(1)](/docs/podman-generate.1.md) | Generate structured output based on Podman containers and pods | -| [podman-generate-kube(1)](/docs/podman-generate-kube.1.md) | Generate Kubernetes YAML based on a container or Pod | -| [podman-generate-systemd(1)](/docs/podman-generate-systemd.1.md) | Generate a Systemd unit file for a container | -| [podman-history(1)](/docs/podman-history.1.md) | Shows the history of an image | -| [podman-image(1)](/docs/podman-image.1.md) | Manage Images | -| [podman-image-exists(1)](/docs/podman-image-exists.1.md) | Check if an image exists in local storage | -| [podman-image-prune(1)](/docs/podman-image-prune.1.md) | Remove all unused images | -| [podman-image-sign(1)](/docs/podman-image-sign.1.md) | Create a signature for an image | -| [podman-image-trust(1)](/docs/podman-image-trust.1.md) | Manage container registry image trust policy | -| [podman-images(1)](/docs/podman-images.1.md) | List images in local storage | [![...](/docs/play.png)](https://podman.io/asciinema/podman/images/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_images.sh) | -| [podman-import(1)](/docs/podman-import.1.md) | Import a tarball and save it as a filesystem image | -| [podman-info(1)](/docs/podman-info.1.md) | Display system information | -| [podman-init(1)](/docs/podman-init.1.md) | Initialize a container | -| [podman-inspect(1)](/docs/podman-inspect.1.md) | Display the configuration of a container or image | [![...](/docs/play.png)](https://asciinema.org/a/133418) | -| [podman-kill(1)](/docs/podman-kill.1.md) | Kill the main process in one or more running containers | -| [podman-load(1)](/docs/podman-load.1.md) | Load an image from a container image archive | -| [podman-login(1)](/docs/podman-login.1.md) | Login to a container registry | -| [podman-logout(1)](/docs/podman-logout.1.md) | Logout of a container registry | -| [podman-logs(1)](/docs/podman-logs.1.md) | Display the logs of a container | -| [podman-mount(1)](/docs/podman-mount.1.md) | Mount a working container's root filesystem | -| [podman-network(1)](/docs/podman-network.1.md) | Manage Podman CNI networks | -| [podman-network-create(1)](/docs/podman-network-create.1.md) | Create a CNI network | -| [podman-network-inspect(1)](/docs/podman-network-inspect.1.md) | Inspect one or more Podman networks | -| [podman-network-ls(1)](/docs/podman-network-ls.1.md) | Display a summary of Podman networks | -| [podman-network-rm(1)](/docs/podman-network-rm.1.md) | Remove one or more Podman networks | -| [podman-pause(1)](/docs/podman-pause.1.md) | Pause one or more running containers | [![...](/docs/play.png)](https://podman.io/asciinema/podman/pause_unpause/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_pause_unpause.sh) | -| [podman-play(1)](/docs/podman-play.1.md) | Play pods and containers based on a structured input file | -| [podman-pod(1)](/docs/podman-pod.1.md) | Simple management tool for groups of containers, called pods | -| [podman-pod-create(1)](/docs/podman-pod-create.1.md) | Create a new pod | -| [podman-pod-inspect(1)](/docs/podman-pod-inspect.1.md) | Inspect a pod | +| [podman(1)](/docs/source/markdown/podman.1.md) | Simple management tool for pods and images | +| [podman-attach(1)](/docs/source/markdown/podman-attach.1.md) | Attach to a running container | +| [podman-build(1)](/docs/source/markdown/podman-build.1.md) | Build an image using instructions from Dockerfiles | +| [podman-commit(1)](/docs/source/markdown/podman-commit.1.md) | Create new image based on the changed container | +| [podman-container(1)](/docs/source/markdown/podman-container.1.md) | Manage Containers | +| [podman-container-checkpoint(1)](/docs/source/markdown/podman-container-checkpoint.1.md) | Checkpoints one or more running containers | +| [podman-container-cleanup(1)](/docs/source/markdown/podman-container-cleanup.1.md) | Cleanup Container storage and networks | +| [podman-container-exists(1)](/docs/source/markdown/podman-container-exists.1.md) | Check if an container exists in local storage | +| [podman-container-prune(1)](/docs/source/markdown/podman-container-prune.1.md) | Remove all stopped containers | +| [podman-container-refresh(1)](/docs/source/markdown/podman-container-refresh.1.md) | Refresh all containers state in database | +| [podman-container-restore(1)](/docs/source/markdown/podman-container-restore.1.md) | Restores one or more running containers | +| [podman-container-runlabel(1)](/docs/source/markdown/podman-container-runlabel.1.md) | Execute Image Label Method | +| [podman-cp(1)](/docs/source/markdown/podman-cp.1.md) | Copy files/folders between a container and the local filesystem | +| [podman-create(1)](/docs/source/markdown/podman-create.1.md) | Create a new container | +| [podman-diff(1)](/docs/source/markdown/podman-diff.1.md) | Inspect changes on a container or image's filesystem | +| [podman-events(1)](/docs/source/markdown/podman-events.1.md) | Monitor Podman events | +| [podman-exec(1)](/docs/source/markdown/podman-exec.1.md) | Execute a command in a running container | +| [podman-export(1)](/docs/source/markdown/podman-export.1.md) | Export container's filesystem contents as a tar archive | +| [podman-generate(1)](/docs/source/markdown/podman-generate.1.md) | Generate structured output based on Podman containers and pods | +| [podman-generate-kube(1)](/docs/source/markdown/podman-generate-kube.1.md) | Generate Kubernetes YAML based on a container or Pod | +| [podman-generate-systemd(1)](/docs/source/markdown/podman-generate-systemd.1.md) | Generate a Systemd unit file for a container | +| [podman-history(1)](/docs/source/markdown/podman-history.1.md) | Shows the history of an image | +| [podman-image(1)](/docs/source/markdown/podman-image.1.md) | Manage Images | +| [podman-image-exists(1)](/docs/source/markdown/podman-image-exists.1.md) | Check if an image exists in local storage | +| [podman-image-prune(1)](/docs/source/markdown/podman-image-prune.1.md) | Remove all unused images | +| [podman-image-sign(1)](/docs/source/markdown/podman-image-sign.1.md) | Create a signature for an image | +| [podman-image-trust(1)](/docs/source/markdown/podman-image-trust.1.md) | Manage container registry image trust policy | +| [podman-images(1)](/docs/source/markdown/podman-images.1.md) | List images in local storage | [![...](/docs/source/markdown/play.png)](https://podman.io/asciinema/podman/images/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_images.sh) | +| [podman-import(1)](/docs/source/markdown/podman-import.1.md) | Import a tarball and save it as a filesystem image | +| [podman-info(1)](/docs/source/markdown/podman-info.1.md) | Display system information | +| [podman-init(1)](/docs/source/markdown/podman-init.1.md) | Initialize a container | +| [podman-inspect(1)](/docs/source/markdown/podman-inspect.1.md) | Display the configuration of a container or image | [![...](/docs/source/markdown/play.png)](https://asciinema.org/a/133418) | +| [podman-kill(1)](/docs/source/markdown/podman-kill.1.md) | Kill the main process in one or more running containers | +| [podman-load(1)](/docs/source/markdown/podman-load.1.md) | Load an image from a container image archive | +| [podman-login(1)](/docs/source/markdown/podman-login.1.md) | Login to a container registry | +| [podman-logout(1)](/docs/source/markdown/podman-logout.1.md) | Logout of a container registry | +| [podman-logs(1)](/docs/source/markdown/podman-logs.1.md) | Display the logs of a container | +| [podman-mount(1)](/docs/source/markdown/podman-mount.1.md) | Mount a working container's root filesystem | +| [podman-network(1)](/docs/source/markdown/podman-network.1.md) | Manage Podman CNI networks | +| [podman-network-create(1)](/docs/source/markdown/podman-network-create.1.md) | Create a CNI network | +| [podman-network-inspect(1)](/docs/source/markdown/podman-network-inspect.1.md) | Inspect one or more Podman networks | +| [podman-network-ls(1)](/docs/source/markdown/podman-network-ls.1.md) | Display a summary of Podman networks | +| [podman-network-rm(1)](/docs/source/markdown/podman-network-rm.1.md) | Remove one or more Podman networks | +| [podman-pause(1)](/docs/source/markdown/podman-pause.1.md) | Pause one or more running containers | [![...](/docs/source/markdown/play.png)](https://podman.io/asciinema/podman/pause_unpause/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_pause_unpause.sh) | +| [podman-play(1)](/docs/source/markdown/podman-play.1.md) | Play pods and containers based on a structured input file | +| [podman-pod(1)](/docs/source/markdown/podman-pod.1.md) | Simple management tool for groups of containers, called pods | +| [podman-pod-create(1)](/docs/source/markdown/podman-pod-create.1.md) | Create a new pod | +| [podman-pod-inspect(1)](/docs/source/markdown/podman-pod-inspect.1.md) | Inspect a pod | | [podman-pod-kill(1)](podman-pod-kill.1.md) | Kill the main process of each container in pod. | -| [podman-pod-ps(1)](/docs/podman-pod-ps.1.md) | List the pods on the system | +| [podman-pod-ps(1)](/docs/source/markdown/podman-pod-ps.1.md) | List the pods on the system | | [podman-pod-pause(1)](podman-pod-pause.1.md) | Pause one or more pods. | -| [podman-pod-restart](/docs/podman-pod-restart.1.md) | Restart one or more pods | -| [podman-pod-rm(1)](/docs/podman-pod-rm.1.md) | Remove one or more pods | -| [podman-pod-start(1)](/docs/podman-pod-start.1.md) | Start one or more pods | -| [podman-pod-stats(1)](/docs/podman-pod-stats.1.md) | Display a live stream of one or more pods' resource usage statistics | | | -| [podman-pod-stop(1)](/docs/podman-pod-stop.1.md) | Stop one or more pods | -| [podman-pod-top(1)](/docs/podman-pod-top.1.md) | Display the running processes of a pod | +| [podman-pod-restart](/docs/source/markdown/podman-pod-restart.1.md) | Restart one or more pods | +| [podman-pod-rm(1)](/docs/source/markdown/podman-pod-rm.1.md) | Remove one or more pods | +| [podman-pod-start(1)](/docs/source/markdown/podman-pod-start.1.md) | Start one or more pods | +| [podman-pod-stats(1)](/docs/source/markdown/podman-pod-stats.1.md) | Display a live stream of one or more pods' resource usage statistics | | | +| [podman-pod-stop(1)](/docs/source/markdown/podman-pod-stop.1.md) | Stop one or more pods | +| [podman-pod-top(1)](/docs/source/markdown/podman-pod-top.1.md) | Display the running processes of a pod | | [podman-pod-unpause(1)](podman-pod-unpause.1.md) | Unpause one or more pods. | -| [podman-port(1)](/docs/podman-port.1.md) | List port mappings for running containers | -| [podman-ps(1)](/docs/podman-ps.1.md) | Prints out information about containers | -| [podman-pull(1)](/docs/podman-pull.1.md) | Pull an image from a registry | -| [podman-push(1)](/docs/podman-push.1.md) | Push an image to a specified destination | [![...](/docs/play.png)](https://asciinema.org/a/133276) | -| [podman-restart](/docs/podman-restart.1.md) | Restarts one or more containers | [![...](/docs/play.png)](https://asciinema.org/a/jiqxJAxcVXw604xdzMLTkQvHM) | -| [podman-rm(1)](/docs/podman-rm.1.md) | Removes one or more containers | -| [podman-rmi(1)](/docs/podman-rmi.1.md) | Removes one or more images | -| [podman-run(1)](/docs/podman-run.1.md) | Run a command in a container | -| [podman-save(1)](/docs/podman-save.1.md) | Saves an image to an archive | -| [podman-search(1)](/docs/podman-search.1.md) | Search a registry for an image | -| [podman-start(1)](/docs/podman-start.1.md) | Starts one or more containers | -| [podman-stats(1)](/docs/podman-stats.1.md) | Display a live stream of one or more containers' resource usage statistics | -| [podman-stop(1)](/docs/podman-stop.1.md) | Stops one or more running containers | -| [podman-system(1)](/docs/podman-system.1.md) | Manage podman | -| [podman-tag(1)](/docs/podman-tag.1.md) | Add an additional name to a local image | [![...](/docs/play.png)](https://asciinema.org/a/133803) | -| [podman-top(1)](/docs/podman-top.1.md) | Display the running processes of a container | -| [podman-umount(1)](/docs/podman-umount.1.md) | Unmount a working container's root filesystem | -| [podman-unpause(1)](/docs/podman-unpause.1.md) | Unpause one or more running containers | [![...](/docs/play.png)](https://podman.io/asciinema/podman/pause_unpause/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_pause_unpause.sh) | -| [podman-unshare(1)](/docs/podman-unshare.1.md) | Run a command inside of a modified user namespace. | -| [podman-varlink(1)](/docs/podman-varlink.1.md) | Run the varlink backend | -| [podman-version(1)](/docs/podman-version.1.md) | Display the version information | -| [podman-volume(1)](/docs/podman-volume.1.md) | Manage Volumes | -| [podman-volume-create(1)](/docs/podman-volume-create.1.md) | Create a volume | -| [podman-volume-inspect(1)](/docs/podman-volume-inspect.1.md) | Get detailed information on one or more volumes | -| [podman-volume-ls(1)](/docs/podman-volume-ls.1.md) | List all the available volumes | -| [podman-volume-rm(1)](/docs/podman-volume-rm.1.md) | Remove one or more volumes | -| [podman-volume-prune(1)](/docs/podman-volume-prune.1.md) | Remove all unused volumes | -| [podman-wait(1)](/docs/podman-wait.1.md) | Wait on one or more containers to stop and print their exit codes | +| [podman-port(1)](/docs/source/markdown/podman-port.1.md) | List port mappings for running containers | +| [podman-ps(1)](/docs/source/markdown/podman-ps.1.md) | Prints out information about containers | +| [podman-pull(1)](/docs/source/markdown/podman-pull.1.md) | Pull an image from a registry | +| [podman-push(1)](/docs/source/markdown/podman-push.1.md) | Push an image to a specified destination | [![...](/docs/source/markdown/play.png)](https://asciinema.org/a/133276) | +| [podman-restart](/docs/source/markdown/podman-restart.1.md) | Restarts one or more containers | [![...](/docs/source/markdown/play.png)](https://asciinema.org/a/jiqxJAxcVXw604xdzMLTkQvHM) | +| [podman-rm(1)](/docs/source/markdown/podman-rm.1.md) | Removes one or more containers | +| [podman-rmi(1)](/docs/source/markdown/podman-rmi.1.md) | Removes one or more images | +| [podman-run(1)](/docs/source/markdown/podman-run.1.md) | Run a command in a container | +| [podman-save(1)](/docs/source/markdown/podman-save.1.md) | Saves an image to an archive | +| [podman-search(1)](/docs/source/markdown/podman-search.1.md) | Search a registry for an image | +| [podman-start(1)](/docs/source/markdown/podman-start.1.md) | Starts one or more containers | +| [podman-stats(1)](/docs/source/markdown/podman-stats.1.md) | Display a live stream of one or more containers' resource usage statistics | +| [podman-stop(1)](/docs/source/markdown/podman-stop.1.md) | Stops one or more running containers | +| [podman-system(1)](/docs/source/markdown/podman-system.1.md) | Manage podman | +| [podman-system-df(1)](/docs/source/markdown/podman-system-df.1.md) | Show podman disk usage. | +| [podman-system-info(1)](/docs/source/markdown/podman-info.1.md) | Displays Podman related system information. | +| [podman-system-migrate(1)](/docs/source/markdown/podman-system-migrate.1.md) | Migrate existing containers to a new podman version. | +| [podman-system-prune(1)](/docs/source/markdown/podman-system-prune.1.md) | Remove all unused container, image and volume data. | +| [podman-system-renumber(1)](/docs/source/markdown/podman-system-renumber.1.md) | Migrate lock numbers to handle a change in maximum number of locks. | +| [podman-system-reset(1)](/docs/source/markdown/podman-system-reset.1.md) | Reset storage back to original state. Remove all pods, containers, images, volumes. | +| [podman-tag(1)](/docs/source/markdown/podman-tag.1.md) | Add an additional name to a local image | [![...](/docs/source/markdown/play.png)](https://asciinema.org/a/133803) | +| [podman-top(1)](/docs/source/markdown/podman-top.1.md) | Display the running processes of a container | +| [podman-umount(1)](/docs/source/markdown/podman-umount.1.md) | Unmount a working container's root filesystem | +| [podman-unpause(1)](/docs/source/markdown/podman-unpause.1.md) | Unpause one or more running containers | [![...](/docs/source/markdown/play.png)](https://podman.io/asciinema/podman/pause_unpause/) | [Here](https://github.com/containers/Demos/blob/master/podman_cli/podman_pause_unpause.sh) | +| [podman-unshare(1)](/docs/source/markdown/podman-unshare.1.md) | Run a command inside of a modified user namespace. | +| [podman-varlink(1)](/docs/source/markdown/podman-varlink.1.md) | Run the varlink backend | +| [podman-version(1)](/docs/source/markdown/podman-version.1.md) | Display the version information | +| [podman-volume(1)](/docs/source/markdown/podman-volume.1.md) | Manage Volumes | +| [podman-volume-create(1)](/docs/source/markdown/podman-volume-create.1.md) | Create a volume | +| [podman-volume-inspect(1)](/docs/source/markdown/podman-volume-inspect.1.md) | Get detailed information on one or more volumes | +| [podman-volume-ls(1)](/docs/source/markdown/podman-volume-ls.1.md) | List all the available volumes | +| [podman-volume-rm(1)](/docs/source/markdown/podman-volume-rm.1.md) | Remove one or more volumes | +| [podman-volume-prune(1)](/docs/source/markdown/podman-volume-prune.1.md) | Remove all unused volumes | +| [podman-wait(1)](/docs/source/markdown/podman-wait.1.md) | Wait on one or more containers to stop and print their exit codes | diff --git a/completions/bash/podman b/completions/bash/podman index 6d145030f..5634a5d8c 100644 --- a/completions/bash/podman +++ b/completions/bash/podman @@ -1142,6 +1142,21 @@ _podman_container() { esac } +_podman_system_reset() { + local options_with_args=" + " + local boolean_options=" + -h + --help + --force + " + case "$cur" in + -*) + COMPREPLY=($(compgen -W "$boolean_options $options_with_args" -- "$cur")) + ;; + esac +} + _podman_system_df() { local options_with_args=" --format @@ -1193,6 +1208,7 @@ _podman_system() { df info prune + reset " __podman_subcommands "$subcommands" && return diff --git a/docs/source/markdown/podman-system-reset.1.md b/docs/source/markdown/podman-system-reset.1.md new file mode 100644 index 000000000..432f275f4 --- /dev/null +++ b/docs/source/markdown/podman-system-reset.1.md @@ -0,0 +1,25 @@ +% podman-system-reset(1) + +## NAME +podman\-system\-reset - Reset storage back to initial state + +## SYNOPSIS +**podman system reset** + +## DESCRIPTION +**podman system reset** removes all pods, containers, images and volumes. + +## OPTIONS +**--force**, **-f** + +Do not prompt for confirmation + +**--help**, **-h** + +Print usage statement + +## SEE ALSO +`podman(1)`, `podman-system(1)` + +## HISTORY +November 2019, Originally compiled by Dan Walsh (dwalsh at redhat dot com) diff --git a/docs/source/markdown/podman-system.1.md b/docs/source/markdown/podman-system.1.md index bbd541066..1af97290d 100644 --- a/docs/source/markdown/podman-system.1.md +++ b/docs/source/markdown/podman-system.1.md @@ -15,9 +15,10 @@ The system command allows you to manage the podman systems | ------- | --------------------------------------------------- | ---------------------------------------------------------------------------- | | df | [podman-system-df(1)](podman-system-df.1.md) | Show podman disk usage. | | info | [podman-system-info(1)](podman-info.1.md) | Displays Podman related system information. | -| prune | [podman-system-prune(1)](podman-system-prune.1.md) | Remove all unused container, image and volume data | -| renumber | [podman-system-renumber(1)](podman-system-renumber.1.md)| Migrate lock numbers to handle a change in maximum number of locks. | | migrate | [podman-system-migrate(1)](podman-system-migrate.1.md)| Migrate existing containers to a new podman version. | +| prune | [podman-system-prune(1)](podman-system-prune.1.md) | Remove all unused container, image and volume data. | +| renumber | [podman-system-renumber(1)](podman-system-renumber.1.md)| Migrate lock numbers to handle a change in maximum number of locks. | +| reset | [podman-system-reset(1)](podman-system-reset.1.md) | Reset storage back to initial state. | ## SEE ALSO podman(1) diff --git a/libpod/reset.go b/libpod/reset.go new file mode 100644 index 000000000..a35b476a4 --- /dev/null +++ b/libpod/reset.go @@ -0,0 +1,107 @@ +package libpod + +import ( + "context" + "os" + "path/filepath" + + "github.com/containers/libpod/libpod/define" + "github.com/containers/libpod/pkg/rootless" + "github.com/pkg/errors" + "github.com/sirupsen/logrus" +) + +// Reset removes all storage +func (r *Runtime) Reset(ctx context.Context) error { + + pods, err := r.GetAllPods() + if err != nil { + return err + } + for _, p := range pods { + if err := r.RemovePod(ctx, p, true, true); err != nil { + if errors.Cause(err) == define.ErrNoSuchPod { + continue + } + logrus.Errorf("Error removing Pod %s: %v", p.ID(), err) + } + } + + ctrs, err := r.GetAllContainers() + if err != nil { + return err + } + + for _, c := range ctrs { + if err := r.RemoveContainer(ctx, c, true, true); err != nil { + if err := r.RemoveStorageContainer(c.ID(), true); err != nil { + if errors.Cause(err) == define.ErrNoSuchCtr { + continue + } + logrus.Errorf("Error removing container %s: %v", c.ID(), err) + } + } + } + + if err := stopPauseProcess(); err != nil { + logrus.Errorf("Error stopping pause process: %v", err) + } + + ir := r.ImageRuntime() + images, err := ir.GetImages() + if err != nil { + return err + } + + for _, i := range images { + if err := i.Remove(ctx, true); err != nil { + if errors.Cause(err) == define.ErrNoSuchImage { + continue + } + logrus.Errorf("Error removing image %s: %v", i.ID(), err) + } + } + volumes, err := r.state.AllVolumes() + if err != nil { + return err + } + for _, v := range volumes { + if err := r.RemoveVolume(ctx, v, true); err != nil { + if errors.Cause(err) == define.ErrNoSuchVolume { + continue + } + logrus.Errorf("Error removing volume %s: %v", v.config.Name, err) + } + } + + _, prevError := r.store.Shutdown(true) + if err := os.RemoveAll(r.store.GraphRoot()); err != nil { + if prevError != nil { + logrus.Error(prevError) + } + prevError = err + } + if err := os.RemoveAll(r.store.RunRoot()); err != nil { + if prevError != nil { + logrus.Error(prevError) + } + prevError = err + } + if err := os.RemoveAll(r.config.TmpDir); err != nil { + if prevError != nil { + logrus.Error(prevError) + } + prevError = err + } + if rootless.IsRootless() { + configPath := filepath.Join(os.Getenv("HOME"), ".config/containers") + if err := os.RemoveAll(configPath); err != nil { + if prevError != nil { + logrus.Error(prevError) + } + prevError = err + } + } + + return prevError +} diff --git a/libpod/runtime_migrate_unsupported.go b/libpod/runtime_migrate_unsupported.go index 1a9e46fdc..e362cca63 100644 --- a/libpod/runtime_migrate_unsupported.go +++ b/libpod/runtime_migrate_unsupported.go @@ -9,3 +9,7 @@ import ( func (r *Runtime) migrate(ctx context.Context) error { return nil } + +func stopPauseProcess() error { + return nil +} diff --git a/pkg/adapter/reset.go b/pkg/adapter/reset.go new file mode 100644 index 000000000..0decc3d15 --- /dev/null +++ b/pkg/adapter/reset.go @@ -0,0 +1,13 @@ +// +build !remoteclient + +package adapter + +import ( + "context" +) + +// Reset the container storage back to initial states. +// Removes all Pods, Containers, Images and Volumes. +func (r *LocalRuntime) Reset() error { + return r.Runtime.Reset(context.TODO()) +} diff --git a/pkg/adapter/reset_remote.go b/pkg/adapter/reset_remote.go new file mode 100644 index 000000000..663fab639 --- /dev/null +++ b/pkg/adapter/reset_remote.go @@ -0,0 +1,12 @@ +// +build remoteclient + +package adapter + +import ( + "github.com/containers/libpod/cmd/podman/varlink" +) + +// Info returns information for the host system and its components +func (r RemoteRuntime) Reset() error { + return iopodman.Reset().Call(r.Conn) +} diff --git a/pkg/varlinkapi/system.go b/pkg/varlinkapi/system.go index f6057f5fc..b81ff11ba 100644 --- a/pkg/varlinkapi/system.go +++ b/pkg/varlinkapi/system.go @@ -3,12 +3,15 @@ package varlinkapi import ( + "context" "fmt" - "github.com/containers/libpod/libpod/define" + "os" goruntime "runtime" "time" "github.com/containers/libpod/cmd/podman/varlink" + "github.com/containers/libpod/libpod/define" + "github.com/sirupsen/logrus" ) // GetVersion ... @@ -105,3 +108,20 @@ func (i *LibpodAPI) GetInfo(call iopodman.VarlinkCall) error { podmanInfo.Insecure_registries = insecureRegistries return call.ReplyGetInfo(podmanInfo) } + +// GetVersion ... +func (i *LibpodAPI) Reset(call iopodman.VarlinkCall) error { + if err := i.Runtime.Reset(context.TODO()); err != nil { + logrus.Errorf("Reset Failed: %v", err) + if err := call.ReplyErrorOccurred(err.Error()); err != nil { + logrus.Errorf("Failed to send ReplyErrorOccurred: %v", err) + } + os.Exit(define.ExecErrorCodeGeneric) + } + if err := call.ReplyReset(); err != nil { + logrus.Errorf("Failed to send ReplyReset: %v", err) + os.Exit(define.ExecErrorCodeGeneric) + } + os.Exit(0) + return nil +} diff --git a/test/e2e/libpod_suite_test.go b/test/e2e/libpod_suite_test.go index 5239f4d8e..43f08bf03 100644 --- a/test/e2e/libpod_suite_test.go +++ b/test/e2e/libpod_suite_test.go @@ -135,3 +135,7 @@ func removeCache() { func (p *PodmanTestIntegration) SeedImages() error { return nil } + +// We don't support running Varlink when local +func (p *PodmanTestIntegration) StartVarlink() { +} diff --git a/test/e2e/system_reset_test.go b/test/e2e/system_reset_test.go new file mode 100644 index 000000000..e5ce69739 --- /dev/null +++ b/test/e2e/system_reset_test.go @@ -0,0 +1,83 @@ +package integration + +import ( + "fmt" + "os" + + . "github.com/containers/libpod/test/utils" + . "github.com/onsi/ginkgo" + . "github.com/onsi/gomega" +) + +var _ = Describe("podman system reset", func() { + var ( + tempdir string + err error + podmanTest *PodmanTestIntegration + ) + + BeforeEach(func() { + tempdir, err = CreateTempDirInTempDir() + if err != nil { + os.Exit(1) + } + podmanTest = PodmanTestCreate(tempdir) + podmanTest.Setup() + podmanTest.SeedImages() + }) + + AfterEach(func() { + podmanTest.Cleanup() + f := CurrentGinkgoTestDescription() + timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds()) + GinkgoWriter.Write([]byte(timedResult)) + }) + + It("podman system reset", func() { + // system reset will not remove additional store images, so need to grab length + + session := podmanTest.Podman([]string{"rmi", "--force", "--all"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + session = podmanTest.Podman([]string{"images", "-n"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + l := len(session.OutputToStringArray()) + + session = podmanTest.Podman([]string{"pull", ALPINE}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + session = podmanTest.Podman([]string{"volume", "create", "data"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + session = podmanTest.Podman([]string{"create", "-v", "data:/data", ALPINE, "echo", "hello"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + session = podmanTest.Podman([]string{"system", "reset", "-f"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + // If remote then the varlink service should have exited + // On local tests this is a noop + podmanTest.StartVarlink() + + session = podmanTest.Podman([]string{"images", "-n"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + Expect(len(session.OutputToStringArray())).To(Equal(l)) + + session = podmanTest.Podman([]string{"volume", "ls"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + Expect(len(session.OutputToStringArray())).To(Equal(0)) + + session = podmanTest.Podman([]string{"container", "ls", "-q"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + Expect(len(session.OutputToStringArray())).To(Equal(0)) + }) +}) |