Add volume snapshot CLI get command

Signed-off-by: Wayne Witzel III <wayne@riotousliving.com>

pkg/cmd/ark/ark.go

@@ -35,6 +35,7 @@ import (
 	"github.com/heptio/ark/pkg/cmd/cli/restic"
 	"github.com/heptio/ark/pkg/cmd/cli/restore"
 	"github.com/heptio/ark/pkg/cmd/cli/schedule"
+	"github.com/heptio/ark/pkg/cmd/cli/snapshotlocation"
 	"github.com/heptio/ark/pkg/cmd/server"
 	runplugin "github.com/heptio/ark/pkg/cmd/server/plugin"
 	"github.com/heptio/ark/pkg/cmd/version"
@@ -73,6 +74,7 @@ operations can also be performed as 'ark backup get' and 'ark schedule create'.`
 		restic.NewCommand(f),
 		bug.NewCommand(),
 		backuplocation.NewCommand(f),
+		snapshotlocation.NewCommand(f),
 	)
 
 	// add the glog flags

pkg/cmd/cli/get/get.go

@@ -24,6 +24,7 @@ import (
 	"github.com/heptio/ark/pkg/cmd/cli/backuplocation"
 	"github.com/heptio/ark/pkg/cmd/cli/restore"
 	"github.com/heptio/ark/pkg/cmd/cli/schedule"
+	"github.com/heptio/ark/pkg/cmd/cli/snapshotlocation"
 )
 
 func NewCommand(f client.Factory) *cobra.Command {
@@ -45,11 +46,15 @@ func NewCommand(f client.Factory) *cobra.Command {
 	backupLocationCommand := backuplocation.NewGetCommand(f, "backup-locations")
 	backupLocationCommand.Aliases = []string{"backup-location"}
 
+	snapshotLocationCommand := snapshotlocation.NewGetCommand(f, "snapshot-locations")
+	snapshotLocationCommand.Aliases = []string{"snapshot-location"}
+
 	c.AddCommand(
 		backupCommand,
 		scheduleCommand,
 		restoreCommand,
 		backupLocationCommand,
+		snapshotLocationCommand,
 	)
 
 	return c

pkg/cmd/cli/snapshotlocation/get.go

@@ -0,0 +1,57 @@
+/*
+Copyright 2018 the Heptio Ark contributors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+
+You may obtain a copy of the License at
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package snapshotlocation
+
+import (
+	api "github.com/heptio/ark/pkg/apis/ark/v1"
+	"github.com/heptio/ark/pkg/client"
+	"github.com/heptio/ark/pkg/cmd"
+	"github.com/heptio/ark/pkg/cmd/util/output"
+	"github.com/spf13/cobra"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+func NewGetCommand(f client.Factory, use string) *cobra.Command {
+	var listOptions metav1.ListOptions
+	c := &cobra.Command{
+		Use:   use,
+		Short: "Get snapshot locations",
+		Run: func(c *cobra.Command, args []string) {
+			err := output.ValidateFlags(c)
+			cmd.CheckError(err)
+			arkClient, err := f.Client()
+			cmd.CheckError(err)
+			var locations *api.VolumeSnapshotLocationList
+			if len(args) > 0 {
+				locations = new(api.VolumeSnapshotLocationList)
+				for _, name := range args {
+					location, err := arkClient.Ark().VolumeSnapshotLocations(f.Namespace()).Get(name, metav1.GetOptions{})
+					cmd.CheckError(err)
+					locations.Items = append(locations.Items, *location)
+				}
+			} else {
+				locations, err = arkClient.ArkV1().VolumeSnapshotLocations(f.Namespace()).List(listOptions)
+				cmd.CheckError(err)
+			}
+			_, err = output.PrintWithFormat(c, locations)
+			cmd.CheckError(err)
+		},
+	}
+	c.Flags().StringVarP(&listOptions.LabelSelector, "selector", "l", listOptions.LabelSelector, "only show items matching this label selector")
+	output.BindFlags(c.Flags())
+	return c
+}

pkg/cmd/cli/snapshotlocation/snapshot_location.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2018 the Heptio Ark contributors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package snapshotlocation
+
+import (
+	"github.com/spf13/cobra"
+
+	"github.com/heptio/ark/pkg/client"
+)
+
+func NewCommand(f client.Factory) *cobra.Command {
+	c := &cobra.Command{
+		Use:   "snapshot-location",
+		Short: "Work with snapshot locations",
+		Long:  "Work with snapshot locations",
+	}
+
+	c.AddCommand(
+		NewGetCommand(f, "get"),
+	)
+
+	return c
+}