Merge pull request #1065 from haircommander/pod-start-create-rm

Podman pod create/rm/ps commands with man pages and tests

5 files changed, 838 insertions, 0 deletions

diff --git a/cmd/podman/main.go b/cmd/podman/main.go
index f533a8b13..a83dc5fb4 100644
--- a/cmd/podman/main.go
+++ b/cmd/podman/main.go
@@ -71,6 +71,7 @@ func main() {
 		mountCommand,
 		pauseCommand,
 		psCommand,
+		podCommand,
 		portCommand,
 		pullCommand,
 		pushCommand,
diff --git a/cmd/podman/pod.go b/cmd/podman/pod.go
new file mode 100644
index 000000000..6cf2920a5
--- /dev/null
+++ b/cmd/podman/pod.go
@@ -0,0 +1,25 @@
+package main
+
+import (
+	"github.com/urfave/cli"
+)
+
+var (
+	podDescription = `
+   podman pod
+
+   Manage container pods.
+   Pods are a group of one or more containers sharing the same network, pid and ipc namespaces.
+`
+	podCommand = cli.Command{
+		Name:                   "pod",
+		Usage:                  "Manage pods",
+		Description:            podDescription,
+		UseShortOptionHandling: true,
+		Subcommands: []cli.Command{
+			podCreateCommand,
+			podPsCommand,
+			podRmCommand,
+		},
+	}
+)
diff --git a/cmd/podman/pod_create.go b/cmd/podman/pod_create.go
new file mode 100644
index 000000000..f86faa409
--- /dev/null
+++ b/cmd/podman/pod_create.go
@@ -0,0 +1,109 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/pkg/errors"
+	"github.com/projectatomic/libpod/cmd/podman/libpodruntime"
+	"github.com/projectatomic/libpod/libpod"
+	"github.com/sirupsen/logrus"
+	"github.com/urfave/cli"
+)
+
+var podCreateDescription = "Creates a new empty pod. The pod ID is then" +
+	" printed to stdout. You can then start it at any time with the" +
+	" podman pod start <pod_id> command. The pod will be created with the" +
+	" initial state 'created'."
+
+var podCreateFlags = []cli.Flag{
+	cli.StringFlag{
+		Name:  "cgroup-parent",
+		Usage: "Set parent cgroup for the pod",
+	},
+	cli.StringSliceFlag{
+		Name:  "label-file",
+		Usage: "Read in a line delimited file of labels (default [])",
+	},
+	cli.StringSliceFlag{
+		Name:  "label, l",
+		Usage: "Set metadata on pod (default [])",
+	},
+	cli.StringFlag{
+		Name:  "name, n",
+		Usage: "Assign a name to the pod",
+	},
+	cli.StringFlag{
+		Name:  "pod-id-file",
+		Usage: "Write the pod ID to the file",
+	},
+}
+
+var podCreateCommand = cli.Command{
+	Name:                   "create",
+	Usage:                  "create a new empty pod",
+	Description:            podCreateDescription,
+	Flags:                  podCreateFlags,
+	Action:                 podCreateCmd,
+	SkipArgReorder:         true,
+	UseShortOptionHandling: true,
+}
+
+func podCreateCmd(c *cli.Context) error {
+	var options []libpod.PodCreateOption
+	var err error
+
+	if err = validateFlags(c, createFlags); err != nil {
+		return err
+	}
+
+	runtime, err := libpodruntime.GetRuntime(c)
+	if err != nil {
+		return errors.Wrapf(err, "error creating libpod runtime")
+	}
+	defer runtime.Shutdown(false)
+
+	if c.IsSet("pod-id-file") {
+		if _, err = os.Stat(c.String("pod-id-file")); err == nil {
+			return errors.Errorf("pod id file exists. ensure another pod is not using it or delete %s", c.String("pod-id-file"))
+		}
+		if err = libpod.WriteFile("", c.String("pod-id-file")); err != nil {
+			return errors.Wrapf(err, "unable to write pod id file %s", c.String("pod-id-file"))
+		}
+	}
+
+	if c.IsSet("cgroup-parent") {
+		options = append(options, libpod.WithPodCgroupParent(c.String("cgroup-parent")))
+	}
+
+	labels, err := getAllLabels(c.StringSlice("label-file"), c.StringSlice("label"))
+	if err != nil {
+		return errors.Wrapf(err, "unable to process labels")
+	}
+	if len(labels) != 0 {
+		options = append(options, libpod.WithPodLabels(labels))
+	}
+
+	if c.IsSet("name") {
+		options = append(options, libpod.WithPodName(c.String("name")))
+	}
+
+	// always have containers use pod cgroups
+	options = append(options, libpod.WithPodCgroups())
+
+	pod, err := runtime.NewPod(options...)
+	if err != nil {
+		return err
+	}
+
+	if c.IsSet("pod-id-file") {
+		err = libpod.WriteFile(pod.ID(), c.String("pod-id-file"))
+		if err != nil {
+			logrus.Error(err)
+		}
+	}
+
+	fmt.Printf("%s\n", pod.ID())
+
+	return nil
+}
diff --git a/cmd/podman/pod_ps.go b/cmd/podman/pod_ps.go
new file mode 100644
index 000000000..470810901
--- /dev/null
+++ b/cmd/podman/pod_ps.go
@@ -0,0 +1,600 @@
+package main
+
+import (
+	"reflect"
+	"sort"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/docker/go-units"
+	"github.com/pkg/errors"
+	"github.com/projectatomic/libpod/cmd/podman/batchcontainer"
+	"github.com/projectatomic/libpod/cmd/podman/formats"
+	"github.com/projectatomic/libpod/cmd/podman/libpodruntime"
+	"github.com/projectatomic/libpod/libpod"
+	"github.com/projectatomic/libpod/pkg/util"
+	"github.com/urfave/cli"
+)
+
+const (
+	STOPPED      = "Stopped"
+	RUNNING      = "Running"
+	PAUSED       = "Paused"
+	EXITED       = "Exited"
+	ERROR        = "Error"
+	CREATED      = "Created"
+	NUM_CTR_INFO = 10
+)
+
+var (
+	bc_opts batchcontainer.PsOptions
+)
+
+type podPsCtrInfo struct {
+	Name   string `"json:name,omitempty"`
+	Id     string `"json:id,omitempty"`
+	Status string `"json:status,omitempty"`
+}
+
+type podPsOptions struct {
+	NoTrunc            bool
+	Format             string
+	Sort               string
+	Quiet              bool
+	NumberOfContainers bool
+	Cgroup             bool
+	NamesOfContainers  bool
+	IdsOfContainers    bool
+	StatusOfContainers bool
+}
+
+type podPsTemplateParams struct {
+	Created            string
+	ID                 string
+	Name               string
+	NumberOfContainers int
+	Status             string
+	Cgroup             string
+	UsePodCgroup       bool
+	ContainerInfo      string
+}
+
+// podPsJSONParams is used as a base structure for the psParams
+// If template output is requested, podPsJSONParams will be converted to
+// podPsTemplateParams.
+// podPsJSONParams will be populated by data from libpod.Container,
+// the members of the struct are the sama data types as their sources.
+type podPsJSONParams struct {
+	CreatedAt          time.Time      `json:"createdAt"`
+	ID                 string         `json:"id"`
+	Name               string         `json:"name"`
+	NumberOfContainers int            `json:"numberofcontainers"`
+	Status             string         `json:"status"`
+	CtrsInfo           []podPsCtrInfo `json:"containerinfo,omitempty"`
+	Cgroup             string         `json:"cgroup,omitempty"`
+	UsePodCgroup       bool           `json:"podcgroup,omitempty"`
+}
+
+// Type declaration and functions for sorting the pod PS output
+type podPsSorted []podPsJSONParams
+
+func (a podPsSorted) Len() int      { return len(a) }
+func (a podPsSorted) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
+
+type podPsSortedCreated struct{ podPsSorted }
+
+func (a podPsSortedCreated) Less(i, j int) bool {
+	return a.podPsSorted[i].CreatedAt.After(a.podPsSorted[j].CreatedAt)
+}
+
+type podPsSortedId struct{ podPsSorted }
+
+func (a podPsSortedId) Less(i, j int) bool { return a.podPsSorted[i].ID < a.podPsSorted[j].ID }
+
+type podPsSortedNumber struct{ podPsSorted }
+
+func (a podPsSortedNumber) Less(i, j int) bool {
+	return len(a.podPsSorted[i].CtrsInfo) < len(a.podPsSorted[j].CtrsInfo)
+}
+
+type podPsSortedName struct{ podPsSorted }
+
+func (a podPsSortedName) Less(i, j int) bool { return a.podPsSorted[i].Name < a.podPsSorted[j].Name }
+
+type podPsSortedStatus struct{ podPsSorted }
+
+func (a podPsSortedStatus) Less(i, j int) bool {
+	return a.podPsSorted[i].Status < a.podPsSorted[j].Status
+}
+
+var (
+	podPsFlags = []cli.Flag{
+		cli.BoolFlag{
+			Name:  "cgroup",
+			Usage: "Print the Cgroup information of the pod",
+		},
+		cli.BoolFlag{
+			Name:  "ctr-names",
+			Usage: "Display the container names",
+		},
+		cli.BoolFlag{
+			Name:  "ctr-ids",
+			Usage: "Display the container UUIDs. If no-trunc is not set they will be truncated",
+		},
+		cli.BoolFlag{
+			Name:  "ctr-status",
+			Usage: "Display the container status",
+		},
+		cli.StringFlag{
+			Name:  "filter, f",
+			Usage: "Filter output based on conditions given",
+		},
+		cli.StringFlag{
+			Name:  "format",
+			Usage: "Pretty-print pods to JSON or using a Go template",
+		},
+		cli.BoolFlag{
+			Name:  "latest, l",
+			Usage: "Show the latest pod created",
+		},
+		cli.BoolFlag{
+			Name:  "no-trunc",
+			Usage: "Do not truncate pod and container IDs",
+		},
+		cli.BoolFlag{
+			Name:  "quiet, q",
+			Usage: "Print the numeric IDs of the pods only",
+		},
+		cli.StringFlag{
+			Name:  "sort",
+			Usage: "Sort output by created, id, name, or number",
+			Value: "created",
+		},
+	}
+	podPsDescription = "List all pods on system including their names, ids and current state."
+	podPsCommand     = cli.Command{
+		Name:                   "ps",
+		Aliases:                []string{"ls", "list"},
+		Usage:                  "List pods",
+		Description:            podPsDescription,
+		Flags:                  podPsFlags,
+		Action:                 podPsCmd,
+		UseShortOptionHandling: true,
+	}
+)
+
+func podPsCmd(c *cli.Context) error {
+	if err := validateFlags(c, podPsFlags); err != nil {
+		return err
+	}
+
+	if err := podPsCheckFlagsPassed(c); err != nil {
+		return errors.Wrapf(err, "error with flags passed")
+	}
+
+	runtime, err := libpodruntime.GetRuntime(c)
+	if err != nil {
+		return errors.Wrapf(err, "error creating libpod runtime")
+	}
+	defer runtime.Shutdown(false)
+
+	if len(c.Args()) > 0 {
+		return errors.Errorf("too many arguments, ps takes no arguments")
+	}
+
+	opts := podPsOptions{
+		NoTrunc:            c.Bool("no-trunc"),
+		Quiet:              c.Bool("quiet"),
+		Sort:               c.String("sort"),
+		IdsOfContainers:    c.Bool("ctr-ids"),
+		NamesOfContainers:  c.Bool("ctr-names"),
+		StatusOfContainers: c.Bool("ctr-status"),
+	}
+
+	opts.Format = genPodPsFormat(c)
+
+	var filterFuncs []libpod.PodFilter
+	if c.String("filter") != "" {
+		filters := strings.Split(c.String("filter"), ",")
+		for _, f := range filters {
+			filterSplit := strings.Split(f, "=")
+			if len(filterSplit) < 2 {
+				return errors.Errorf("filter input must be in the form of filter=value: %s is invalid", f)
+			}
+			generatedFunc, err := generatePodFilterFuncs(filterSplit[0], filterSplit[1], runtime)
+			if err != nil {
+				return errors.Wrapf(err, "invalid filter")
+			}
+			filterFuncs = append(filterFuncs, generatedFunc)
+		}
+	}
+
+	var pods []*libpod.Pod
+	if c.IsSet("latest") {
+		pod, err := runtime.GetLatestPod()
+		if err != nil {
+			return err
+		}
+		pods = append(pods, pod)
+	} else {
+		pods, err = runtime.GetAllPods()
+		if err != nil {
+			return err
+		}
+	}
+
+	podsFiltered := make([]*libpod.Pod, 0, len(pods))
+	for _, pod := range pods {
+		include := true
+		for _, filter := range filterFuncs {
+			include = include && filter(pod)
+		}
+
+		if include {
+			podsFiltered = append(podsFiltered, pod)
+		}
+	}
+
+	return generatePodPsOutput(podsFiltered, opts, runtime)
+}
+
+// podPsCheckFlagsPassed checks if mutually exclusive flags are passed together
+func podPsCheckFlagsPassed(c *cli.Context) error {
+	// quiet, and format with Go template are mutually exclusive
+	flags := 0
+	if c.Bool("quiet") {
+		flags++
+	}
+	if c.IsSet("format") && c.String("format") != formats.JSONString {
+		flags++
+	}
+	if flags > 1 {
+		return errors.Errorf("quiet and format with Go template are mutually exclusive")
+	}
+	return nil
+}
+
+func generatePodFilterFuncs(filter, filterValue string, runtime *libpod.Runtime) (func(pod *libpod.Pod) bool, error) {
+	switch filter {
+	case "ctr-ids":
+		return func(p *libpod.Pod) bool {
+			ctrIds, err := p.AllContainersByID()
+			if err != nil {
+				return false
+			}
+			return util.StringInSlice(filterValue, ctrIds)
+		}, nil
+	case "ctr-names":
+		return func(p *libpod.Pod) bool {
+			ctrs, err := p.AllContainers()
+			if err != nil {
+				return false
+			}
+			for _, ctr := range ctrs {
+				if filterValue == ctr.Name() {
+					return true
+				}
+			}
+			return false
+		}, nil
+	case "ctr-number":
+		return func(p *libpod.Pod) bool {
+			ctrIds, err := p.AllContainersByID()
+			if err != nil {
+				return false
+			}
+
+			fVint, err2 := strconv.Atoi(filterValue)
+			if err2 != nil {
+				return false
+			}
+			return len(ctrIds) == fVint
+		}, nil
+	case "ctr-status":
+		if !util.StringInSlice(filterValue, []string{"created", "restarting", "running", "paused", "exited", "unknown"}) {
+			return nil, errors.Errorf("%s is not a valid status", filterValue)
+		}
+		return func(p *libpod.Pod) bool {
+			ctrs, err := p.AllContainers()
+			if err != nil {
+				return false
+			}
+			for _, ctr := range ctrs {
+				status, err := ctr.State()
+				if err != nil {
+					return false
+				}
+				state := status.String()
+				if status == libpod.ContainerStateConfigured {
+					state = "created"
+				}
+				if state == filterValue {
+					return true
+				}
+			}
+			return false
+		}, nil
+	case "id":
+		return func(p *libpod.Pod) bool {
+			return strings.Contains(p.ID(), filterValue)
+		}, nil
+	case "name":
+		return func(p *libpod.Pod) bool {
+			return strings.Contains(p.Name(), filterValue)
+		}, nil
+	case "status":
+		if !util.StringInSlice(filterValue, []string{"stopped", "running", "paused", "exited", "dead", "created"}) {
+			return nil, errors.Errorf("%s is not a valid pod status", filterValue)
+		}
+		return func(p *libpod.Pod) bool {
+			ctrs, err := p.AllContainers()
+			if err != nil {
+				return false
+			}
+			status, err := getPodStatus(ctrs)
+			if err != nil {
+				return false
+			}
+			if strings.ToLower(status) == filterValue {
+				return true
+			}
+			return false
+		}, nil
+	}
+	return nil, errors.Errorf("%s is an invalid filter", filter)
+}
+
+// generate the template based on conditions given
+func genPodPsFormat(c *cli.Context) string {
+	format := ""
+	if c.String("format") != "" {
+		// "\t" from the command line is not being recognized as a tab
+		// replacing the string "\t" to a tab character if the user passes in "\t"
+		format = strings.Replace(c.String("format"), `\t`, "\t", -1)
+	} else if c.Bool("quiet") {
+		format = formats.IDString
+	} else {
+		format = "table {{.ID}}\t{{.Name}}\t{{.Status}}\t{{.Created}}"
+		if c.Bool("cgroup") {
+			format += "\t{{.Cgroup}}\t{{.UsePodCgroup}}"
+		}
+		if c.Bool("ctr-names") || c.Bool("ctr-ids") || c.Bool("ctr-status") {
+			format += "\t{{.ContainerInfo}}"
+		} else {
+			format += "\t{{.NumberOfContainers}}"
+		}
+	}
+	return format
+}
+
+func podPsToGeneric(templParams []podPsTemplateParams, JSONParams []podPsJSONParams) (genericParams []interface{}) {
+	if len(templParams) > 0 {
+		for _, v := range templParams {
+			genericParams = append(genericParams, interface{}(v))
+		}
+		return
+	}
+	for _, v := range JSONParams {
+		genericParams = append(genericParams, interface{}(v))
+	}
+	return
+}
+
+// generate the accurate header based on template given
+func (p *podPsTemplateParams) podHeaderMap() map[string]string {
+	v := reflect.Indirect(reflect.ValueOf(p))
+	values := make(map[string]string)
+
+	for i := 0; i < v.NumField(); i++ {
+		key := v.Type().Field(i).Name
+		value := key
+		if value == "ID" {
+			value = "Pod" + value
+		}
+		values[key] = strings.ToUpper(splitCamelCase(value))
+	}
+	return values
+}
+
+func sortPodPsOutput(sortBy string, psOutput podPsSorted) (podPsSorted, error) {
+	switch sortBy {
+	case "created":
+		sort.Sort(podPsSortedCreated{psOutput})
+	case "id":
+		sort.Sort(podPsSortedId{psOutput})
+	case "name":
+		sort.Sort(podPsSortedName{psOutput})
+	case "number":
+		sort.Sort(podPsSortedNumber{psOutput})
+	case "status":
+		sort.Sort(podPsSortedStatus{psOutput})
+	default:
+		return nil, errors.Errorf("invalid option for --sort, options are: id, names, or number")
+	}
+	return psOutput, nil
+}
+
+// getPodTemplateOutput returns the modified container information
+func getPodTemplateOutput(psParams []podPsJSONParams, opts podPsOptions) ([]podPsTemplateParams, error) {
+	var (
+		psOutput []podPsTemplateParams
+	)
+
+	for _, psParam := range psParams {
+		podID := psParam.ID
+		var ctrStr string
+
+		truncated := ""
+		if !opts.NoTrunc {
+			podID = shortID(podID)
+			if len(psParam.CtrsInfo) > NUM_CTR_INFO {
+				psParam.CtrsInfo = psParam.CtrsInfo[:NUM_CTR_INFO]
+				truncated = "..."
+			}
+		}
+		for _, ctrInfo := range psParam.CtrsInfo {
+			ctrStr += "[ "
+			if opts.IdsOfContainers {
+				if opts.NoTrunc {
+					ctrStr += ctrInfo.Id
+				} else {
+					ctrStr += shortID(ctrInfo.Id)
+				}
+			}
+			if opts.NamesOfContainers {
+				ctrStr += ctrInfo.Name + " "
+			}
+			if opts.StatusOfContainers {
+				ctrStr += ctrInfo.Status + " "
+			}
+			ctrStr += "] "
+		}
+		ctrStr += truncated
+		params := podPsTemplateParams{
+			Created:            units.HumanDuration(time.Since(psParam.CreatedAt)) + " ago",
+			ID:                 podID,
+			Name:               psParam.Name,
+			Status:             psParam.Status,
+			NumberOfContainers: psParam.NumberOfContainers,
+			UsePodCgroup:       psParam.UsePodCgroup,
+			Cgroup:             psParam.Cgroup,
+			ContainerInfo:      ctrStr,
+		}
+
+		psOutput = append(psOutput, params)
+	}
+
+	return psOutput, nil
+}
+
+func getPodStatus(ctrs []*libpod.Container) (string, error) {
+	ctrNum := len(ctrs)
+	if ctrNum == 0 {
+		return CREATED, nil
+	}
+	statuses := map[string]int{
+		STOPPED: 0,
+		RUNNING: 0,
+		PAUSED:  0,
+		CREATED: 0,
+		ERROR:   0,
+	}
+	for _, ctr := range ctrs {
+		state, err := ctr.State()
+		if err != nil {
+			return "", err
+		}
+		switch state {
+		case libpod.ContainerStateStopped:
+			statuses[STOPPED]++
+		case libpod.ContainerStateRunning:
+			statuses[RUNNING]++
+		case libpod.ContainerStatePaused:
+			statuses[PAUSED]++
+		case libpod.ContainerStateCreated, libpod.ContainerStateConfigured:
+			statuses[CREATED]++
+		default:
+			statuses[ERROR]++
+		}
+	}
+
+	if statuses[RUNNING] > 0 {
+		return RUNNING, nil
+	} else if statuses[PAUSED] == ctrNum {
+		return PAUSED, nil
+	} else if statuses[STOPPED] == ctrNum {
+		return EXITED, nil
+	} else if statuses[STOPPED] > 0 {
+		return STOPPED, nil
+	} else if statuses[ERROR] > 0 {
+		return ERROR, nil
+	} else {
+		return CREATED, nil
+	}
+}
+
+// getAndSortPodJSONOutput returns the container info in its raw, sorted form
+func getAndSortPodJSONParams(pods []*libpod.Pod, opts podPsOptions, runtime *libpod.Runtime) ([]podPsJSONParams, error) {
+	var (
+		psOutput []podPsJSONParams
+	)
+
+	for _, pod := range pods {
+		ctrs, err := pod.AllContainers()
+		ctrsInfo := make([]podPsCtrInfo, 0)
+		if err != nil {
+			return nil, err
+		}
+		ctrNum := len(ctrs)
+		status, err := getPodStatus(ctrs)
+		if err != nil {
+			return nil, err
+		}
+
+		for _, ctr := range ctrs {
+			batchInfo, err := batchcontainer.BatchContainerOp(ctr, bc_opts)
+			if err != nil {
+				return nil, err
+			}
+			var status string
+			switch batchInfo.ConState {
+			case libpod.ContainerStateStopped:
+				status = EXITED
+			case libpod.ContainerStateRunning:
+				status = RUNNING
+			case libpod.ContainerStatePaused:
+				status = PAUSED
+			case libpod.ContainerStateCreated, libpod.ContainerStateConfigured:
+				status = CREATED
+			default:
+				status = ERROR
+			}
+			ctrsInfo = append(ctrsInfo, podPsCtrInfo{
+				Name:   batchInfo.ConConfig.Name,
+				Id:     ctr.ID(),
+				Status: status,
+			})
+		}
+		params := podPsJSONParams{
+			CreatedAt:          pod.CreatedTime(),
+			ID:                 pod.ID(),
+			Name:               pod.Name(),
+			Status:             status,
+			Cgroup:             pod.CgroupParent(),
+			UsePodCgroup:       pod.UsePodCgroup(),
+			NumberOfContainers: ctrNum,
+			CtrsInfo:           ctrsInfo,
+		}
+
+		psOutput = append(psOutput, params)
+	}
+	return sortPodPsOutput(opts.Sort, psOutput)
+}
+
+func generatePodPsOutput(pods []*libpod.Pod, opts podPsOptions, runtime *libpod.Runtime) error {
+	if len(pods) == 0 && opts.Format != formats.JSONString {
+		return nil
+	}
+	psOutput, err := getAndSortPodJSONParams(pods, opts, runtime)
+	if err != nil {
+		return err
+	}
+	var out formats.Writer
+
+	switch opts.Format {
+	case formats.JSONString:
+		if err != nil {
+			return errors.Wrapf(err, "unable to create JSON for output")
+		}
+		out = formats.JSONStructArray{Output: podPsToGeneric([]podPsTemplateParams{}, psOutput)}
+	default:
+		psOutput, err := getPodTemplateOutput(psOutput, opts)
+		if err != nil {
+			return errors.Wrapf(err, "unable to create output")
+		}
+		out = formats.StdoutTemplateArray{Output: podPsToGeneric(psOutput, []podPsJSONParams{}), Template: opts.Format, Fields: psOutput[0].podHeaderMap()}
+	}
+
+	return formats.Writer(out).Out()
+}
diff --git a/cmd/podman/pod_rm.go b/cmd/podman/pod_rm.go
new file mode 100644
index 000000000..8cc46761e
--- /dev/null
+++ b/cmd/podman/pod_rm.go
@@ -0,0 +1,103 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/pkg/errors"
+	"github.com/projectatomic/libpod/cmd/podman/libpodruntime"
+	"github.com/projectatomic/libpod/libpod"
+	"github.com/urfave/cli"
+)
+
+var (
+	podRmFlags = []cli.Flag{
+		cli.BoolFlag{
+			Name:  "force, f",
+			Usage: "Force removal of a running pod by first stopping all containers, then removing all containers in the pod.  The default is false",
+		},
+		cli.BoolFlag{
+			Name:  "all, a",
+			Usage: "Remove all pods",
+		},
+		LatestFlag,
+	}
+	podRmDescription = "Remove one or more pods"
+	podRmCommand     = cli.Command{
+		Name: "rm",
+		Usage: fmt.Sprintf(`podman rm will remove one or more pods from the host. The pod name or ID can be used.
+                            A pod with containers will not be removed without --force.
+                            If --force is specified, all containers will be stopped, then removed.`),
+		Description:            podRmDescription,
+		Flags:                  podRmFlags,
+		Action:                 podRmCmd,
+		ArgsUsage:              "[POD ...]",
+		UseShortOptionHandling: true,
+	}
+)
+
+// saveCmd saves the image to either docker-archive or oci
+func podRmCmd(c *cli.Context) error {
+	ctx := getContext()
+	if err := validateFlags(c, rmFlags); err != nil {
+		return err
+	}
+
+	if c.Bool("latest") && c.Bool("all") {
+		return errors.Errorf("--all and --latest cannot be used together")
+	}
+
+	runtime, err := libpodruntime.GetRuntime(c)
+	if err != nil {
+		return errors.Wrapf(err, "could not get runtime")
+	}
+	defer runtime.Shutdown(false)
+
+	args := c.Args()
+
+	if len(args) == 0 && !c.Bool("all") && !c.Bool("latest") {
+		return errors.Errorf("specify one or more pods to remove")
+	}
+
+	var delPods []*libpod.Pod
+	var lastError error
+	if c.IsSet("all") {
+		delPods, err = runtime.GetAllPods()
+		if err != nil {
+			return errors.Wrapf(err, "unable to get pod list")
+		}
+	} else if c.IsSet("latest") {
+		delPod, err := runtime.GetLatestPod()
+		if err != nil {
+			return errors.Wrapf(err, "unable to get latest pod")
+		}
+		delPods = append(delPods, delPod)
+	} else {
+		for _, i := range args {
+			pod, err := runtime.LookupPod(i)
+			if err != nil {
+				fmt.Fprintln(os.Stderr, err)
+				if lastError != nil {
+					fmt.Fprintln(os.Stderr, lastError)
+				}
+				lastError = errors.Wrapf(err, "unable to find pods %s", i)
+				continue
+			}
+			delPods = append(delPods, pod)
+		}
+	}
+	force := c.IsSet("force")
+
+	for _, pod := range delPods {
+		err = runtime.RemovePod(ctx, pod, force, force)
+		if err != nil {
+			if lastError != nil {
+				fmt.Fprintln(os.Stderr, lastError)
+			}
+			lastError = errors.Wrapf(err, "failed to delete pod %v", pod.ID())
+		} else {
+			fmt.Println(pod.ID())
+		}
+	}
+	return lastError
+}