enable podman-remote pod rm

add the ability to delete a pod from the remote client.

Signed-off-by: baude <bbaude@redhat.com>

10 files changed, 156 insertions, 24 deletions

diff --git a/API.md b/API.md
index 0cb06e3bb..c5e138bca 100755
--- a/API.md
+++ b/API.md
@@ -51,6 +51,8 @@ in the [API.md](https://github.com/containers/libpod/blob/master/API.md) file in
 
 [func GetPodStats(name: string) string, ContainerStats](#GetPodStats)
 
+[func GetPodsByContext(all: bool, latest: bool, args: []string) []string](#GetPodsByContext)
+
 [func GetVersion() string, string, string, string, string, int](#GetVersion)
 
 [func GetVolumes(args: []string, all: bool) Volume](#GetVolumes)
@@ -529,6 +531,11 @@ $ varlink call unix:/run/podman/io.podman/io.podman.GetPodStats '{"name": "7f62b
   "pod": "7f62b508b6f12b11d8fe02e0db4de6b9e43a7d7699b33a4fc0d574f6e82b4ebd"
 }
 ~~~
+### <a name="GetPodsByContext"></a>func GetPodsByContext
+<div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;">
+
+method GetPodsByContext(all: [bool](https://godoc.org/builtin#bool), latest: [bool](https://godoc.org/builtin#bool), args: [[]string](#[]string)) [[]string](#[]string)</div>
+
 ### <a name="GetVersion"></a>func GetVersion
 <div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;">
 
diff --git a/cmd/podman/commands.go b/cmd/podman/commands.go
index 387e35767..466ffa22f 100644
--- a/cmd/podman/commands.go
+++ b/cmd/podman/commands.go
@@ -15,7 +15,6 @@ func getMainCommands() []*cobra.Command {
 		_diffCommand,
 		_execCommand,
 		generateCommand.Command,
-		podCommand.Command,
 		_containerKubeCommand,
 		_psCommand,
 		_loadCommand,
@@ -100,7 +99,6 @@ func getPodSubCommands() []*cobra.Command {
 		_podPauseCommand,
 		_podPsCommand,
 		_podRestartCommand,
-		_podRmCommand,
 		_podStartCommand,
 		_podStatsCommand,
 		_podStopCommand,
diff --git a/cmd/podman/main.go b/cmd/podman/main.go
index 5fa6cf233..b60f3e1e1 100644
--- a/cmd/podman/main.go
+++ b/cmd/podman/main.go
@@ -45,6 +45,7 @@ var mainCommands = []*cobra.Command{
 	_infoCommand,
 	_inspectCommand,
 	_killCommand,
+	podCommand.Command,
 	_pullCommand,
 	_pushCommand,
 	_rmiCommand,
diff --git a/cmd/podman/pod.go b/cmd/podman/pod.go
index e988875ab..cf87730d7 100644
--- a/cmd/podman/pod.go
+++ b/cmd/podman/pod.go
@@ -18,7 +18,13 @@ var podCommand = cliconfig.PodmanCommand{
 	},
 }
 
+//podSubCommands are implemented both in local and remote clients
+var podSubCommands = []*cobra.Command{
+	_podRmCommand,
+}
+
 func init() {
+	podCommand.AddCommand(podSubCommands...)
 	podCommand.AddCommand(getPodSubCommands()...)
 	podCommand.SetUsageTemplate(UsageTemplate())
 }
diff --git a/cmd/podman/pod_rm.go b/cmd/podman/pod_rm.go
index 54cee2a50..b615f88c9 100644
--- a/cmd/podman/pod_rm.go
+++ b/cmd/podman/pod_rm.go
@@ -2,9 +2,9 @@ package main
 
 import (
 	"fmt"
+	"github.com/containers/libpod/libpod/adapter"
 
 	"github.com/containers/libpod/cmd/podman/cliconfig"
-	"github.com/containers/libpod/cmd/podman/libpodruntime"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
@@ -42,36 +42,30 @@ func init() {
 
 }
 
-// saveCmd saves the image to either docker-archive or oci
+// podRmCmd deletes pods
 func podRmCmd(c *cliconfig.PodRmValues) error {
 	if err := checkMutuallyExclusiveFlags(&c.PodmanCommand); err != nil {
 		return err
 	}
-
-	runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand)
+	runtime, err := adapter.GetRuntime(&c.PodmanCommand)
 	if err != nil {
 		return errors.Wrapf(err, "could not get runtime")
 	}
 	defer runtime.Shutdown(false)
+	podRmIds, podRmErrors := runtime.RemovePods(getContext(), c)
+	for _, p := range podRmIds {
+		fmt.Println(p)
+	}
+	if len(podRmErrors) == 0 {
+		return nil
+	}
+	// Grab the last error
+	lastError := podRmErrors[len(podRmErrors)-1]
+	// Remove the last error from the error slice
+	podRmErrors = podRmErrors[:len(podRmErrors)-1]
 
-	ctx := getContext()
-	force := c.Force
-
-	// getPodsFromContext returns an error when a requested pod
-	// isn't found. The only fatal error scenerio is when there are no pods
-	// in which case the following loop will be skipped.
-	pods, lastError := getPodsFromContext(&c.PodmanCommand, runtime)
-
-	for _, pod := range pods {
-		err = runtime.RemovePod(ctx, pod, force, force)
-		if err != nil {
-			if lastError != nil {
-				logrus.Errorf("%q", lastError)
-			}
-			lastError = errors.Wrapf(err, "failed to delete pod %v", pod.ID())
-		} else {
-			fmt.Println(pod.ID())
-		}
+	for _, err := range podRmErrors {
+		logrus.Errorf("%q", err)
 	}
 	return lastError
 }
diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink
index cae77e5b3..53c21cb21 100644
--- a/cmd/podman/varlink/io.podman.varlink
+++ b/cmd/podman/varlink/io.podman.varlink
@@ -1102,6 +1102,8 @@ method VolumesPrune() -> (prunedNames: []string, prunedErrors: []string)
 
 method ImageSave(options: ImageSaveOptions) -> (reply: MoreResponse)
 
+method GetPodsByContext(all: bool, latest: bool, args: []string) -> (pods: []string)
+
 # ImageNotFound means the image could not be found by the provided name or ID in local storage.
 error ImageNotFound (id: string)
 
diff --git a/libpod/adapter/pods.go b/libpod/adapter/pods.go
new file mode 100644
index 000000000..59642c42e
--- /dev/null
+++ b/libpod/adapter/pods.go
@@ -0,0 +1,38 @@
+// +build !remoteclient
+
+package adapter
+
+import (
+	"context"
+	"github.com/containers/libpod/libpod/adapter/shortcuts"
+
+	"github.com/containers/libpod/cmd/podman/cliconfig"
+	"github.com/containers/libpod/libpod"
+)
+
+// Pod ...
+type Pod struct {
+	*libpod.Pod
+}
+
+// RemovePods ...
+func (r *LocalRuntime) RemovePods(ctx context.Context, cli *cliconfig.PodRmValues) ([]string, []error) {
+	var (
+		errs   []error
+		podids []string
+	)
+	pods, err := shortcuts.GetPodsByContext(cli.All, cli.Latest, cli.InputArgs, r.Runtime)
+	if err != nil {
+		errs = append(errs, err)
+		return nil, errs
+	}
+
+	for _, p := range pods {
+		if err := r.RemovePod(ctx, p, cli.Force, cli.Force); err != nil {
+			errs = append(errs, err)
+		} else {
+			podids = append(podids, p.ID())
+		}
+	}
+	return podids, errs
+}
diff --git a/libpod/adapter/pods_remote.go b/libpod/adapter/pods_remote.go
new file mode 100644
index 000000000..3fb147f48
--- /dev/null
+++ b/libpod/adapter/pods_remote.go
@@ -0,0 +1,44 @@
+// +build remoteclient
+
+package adapter
+
+import (
+	"context"
+
+	"github.com/containers/libpod/cmd/podman/cliconfig"
+	"github.com/containers/libpod/cmd/podman/varlink"
+	"github.com/containers/libpod/libpod"
+)
+
+// Pod ...
+type Pod struct {
+	remotepod
+}
+
+type remotepod struct {
+	config  *libpod.PodConfig
+	state   *libpod.PodInspectState
+	Runtime *LocalRuntime
+}
+
+func (r *LocalRuntime) RemovePods(ctx context.Context, cli *cliconfig.PodRmValues) ([]string, []error) {
+	var (
+		rmErrs []error
+		rmPods []string
+	)
+	podIDs, err := iopodman.GetPodsByContext().Call(r.Conn, cli.All, cli.Latest, cli.InputArgs)
+	if err != nil {
+		rmErrs = append(rmErrs, err)
+		return nil, rmErrs
+	}
+
+	for _, p := range podIDs {
+		reply, err := iopodman.RemovePod().Call(r.Conn, p, cli.Force)
+		if err != nil {
+			rmErrs = append(rmErrs, err)
+		} else {
+			rmPods = append(rmPods, reply)
+		}
+	}
+	return rmPods, rmErrs
+}
diff --git a/libpod/adapter/shortcuts/shortcuts.go b/libpod/adapter/shortcuts/shortcuts.go
new file mode 100644
index 000000000..0633399ae
--- /dev/null
+++ b/libpod/adapter/shortcuts/shortcuts.go
@@ -0,0 +1,27 @@
+package shortcuts
+
+import "github.com/containers/libpod/libpod"
+
+// GetPodsByContext gets pods whether all, latest, or a slice of names/ids
+func GetPodsByContext(all, latest bool, pods []string, runtime *libpod.Runtime) ([]*libpod.Pod, error) {
+	var outpods []*libpod.Pod
+	if all {
+		return runtime.GetAllPods()
+	}
+	if latest {
+		p, err := runtime.GetLatestPod()
+		if err != nil {
+			return nil, err
+		}
+		outpods = append(outpods, p)
+		return outpods, nil
+	}
+	for _, p := range pods {
+		pod, err := runtime.LookupPod(p)
+		if err != nil {
+			return nil, err
+		}
+		outpods = append(outpods, pod)
+	}
+	return outpods, nil
+}
diff --git a/pkg/varlinkapi/pods.go b/pkg/varlinkapi/pods.go
index 6e758786a..1dd864d03 100644
--- a/pkg/varlinkapi/pods.go
+++ b/pkg/varlinkapi/pods.go
@@ -2,6 +2,7 @@ package varlinkapi
 
 import (
 	"encoding/json"
+	"github.com/containers/libpod/libpod/adapter/shortcuts"
 	"github.com/containers/libpod/pkg/rootless"
 	"syscall"
 
@@ -271,3 +272,17 @@ func (i *LibpodAPI) GetPodStats(call iopodman.VarlinkCall, name string) error {
 	}
 	return call.ReplyGetPodStats(pod.ID(), containersStats)
 }
+
+// GetPodsByContext returns a slice of pod ids based on all, latest, or a list
+func (i *LibpodAPI) GetPodsByContext(call iopodman.VarlinkCall, all, latest bool, input []string) error {
+	var podids []string
+
+	pods, err := shortcuts.GetPodsByContext(all, latest, input, i.Runtime)
+	if err != nil {
+		return call.ReplyErrorOccurred(err.Error())
+	}
+	for _, p := range pods {
+		podids = append(podids, p.ID())
+	}
+	return call.ReplyGetPodsByContext(podids)
+}