Add --abandon and --yes flags to svcat deprovision command

cmd/svcat/instance/deprovision_cmd.go

@@ -17,10 +17,14 @@ limitations under the License.
 package instance
 
 import (
+	"bufio"
 	"fmt"
+	"os"
+	"strings"
 
 	"github.com/kubernetes-incubator/service-catalog/cmd/svcat/output"
 	"github.com/kubernetes-incubator/service-catalog/pkg/apis/servicecatalog/v1beta1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 	"github.com/kubernetes-incubator/service-catalog/cmd/svcat/command"
 	"github.com/spf13/cobra"
@@ -31,6 +35,8 @@ type deprovisonCmd struct {
 	*command.Waitable
 
 	instanceName string
+	abandon      bool
+	skipPrompt   bool
 }
 
 // NewDeprovisionCmd builds a "svcat deprovision" command
@@ -44,12 +50,26 @@ func NewDeprovisionCmd(cxt *command.Context) *cobra.Command {
 		Short: "Deletes an instance of a service",
 		Example: command.NormalizeExamples(`
   svcat deprovision wordpress-mysql-instance
+  svcat deprovision --abandon wordpress-mysql-instance
 `),
 		PreRunE: command.PreRunE(deprovisonCmd),
 		RunE:    command.RunE(deprovisonCmd),
 	}
 	deprovisonCmd.AddNamespaceFlags(cmd.Flags(), false)
 	deprovisonCmd.AddWaitFlags(cmd)
+	cmd.Flags().BoolVar(
+		&deprovisonCmd.abandon,
+		"abandon",
+		false,
+		"Forcefully and immediately delete the resource from Service Catalog ONLY, potentially abandoning any broker resources that you may continue to be charged for.",
+	)
+	cmd.Flags().BoolVarP(
+		&deprovisonCmd.skipPrompt,
+		"yes",
+		"y",
+		false,
+		`Automatic yes to prompts. Assume "yes" as answer to all prompts and run non-interactively.`,
+	)
 
 	return cmd
 }
@@ -68,7 +88,30 @@ func (c *deprovisonCmd) Run() error {
 }
 
 func (c *deprovisonCmd) deprovision() error {
-	err := c.App.Deprovision(c.Namespace, c.instanceName)
+	var err error
+	if c.abandon {
+		fmt.Fprintln(c.Output, "This action is not reversible and may cause you to be charged for the broker resources that are abandoned.")
+		if !c.skipPrompt {
+			fmt.Fprintln(c.Output, "Are you sure? [y|n]: ")
+			s := bufio.NewScanner(os.Stdin)
+			s.Scan()
+
+			err = s.Err()
+			fmt.Fprintln(c.Output, err)
+
+			if strings.ToLower(s.Text()) != "y" {
+				err = fmt.Errorf("aborted abandon operation")
+				return err
+			}
+		}
+
+		si := &v1beta1.ServiceInstance{ObjectMeta: metav1.ObjectMeta{Name: c.instanceName, Namespace: c.Namespace}}
+		if _, err = c.App.RemoveBindingFinalizerByInstance(si); err != nil {
+			return err
+		}
+	}
+
+	err = c.App.Deprovision(c.Namespace, c.instanceName)
 	if err != nil {
 		return err
 	}

cmd/svcat/testdata/output/completion-bash.txt

@@ -373,6 +373,8 @@ _svcat_deprovision()
     flags_with_completion=()
     flags_completion=()
 
+    flags+=("--abandon")
+    local_nonpersistent_flags+=("--abandon")
     flags+=("--interval=")
     local_nonpersistent_flags+=("--interval=")
     flags+=("--namespace=")
@@ -382,6 +384,9 @@ _svcat_deprovision()
     local_nonpersistent_flags+=("--timeout=")
     flags+=("--wait")
     local_nonpersistent_flags+=("--wait")
+    flags+=("--yes")
+    flags+=("-y")
+    local_nonpersistent_flags+=("--yes")
     flags+=("--context=")
     flags+=("--kubeconfig=")
     flags+=("--logtostderr")

cmd/svcat/testdata/output/completion-zsh.txt

@@ -507,6 +507,8 @@ _svcat_deprovision()
     flags_with_completion=()
     flags_completion=()
 
+    flags+=("--abandon")
+    local_nonpersistent_flags+=("--abandon")
     flags+=("--interval=")
     local_nonpersistent_flags+=("--interval=")
     flags+=("--namespace=")
@@ -516,6 +518,9 @@ _svcat_deprovision()
     local_nonpersistent_flags+=("--timeout=")
     flags+=("--wait")
     local_nonpersistent_flags+=("--wait")
+    flags+=("--yes")
+    flags+=("-y")
+    local_nonpersistent_flags+=("--yes")
     flags+=("--context=")
     flags+=("--kubeconfig=")
     flags+=("--logtostderr")

cmd/svcat/testdata/plugin.yaml

@@ -79,8 +79,14 @@ tree:
     use: class [NAME] --from [EXISTING_NAME]
   use: create
 - command: ./svcat deprovision
-  example: '  svcat deprovision wordpress-mysql-instance'
+  example: |2-
+      svcat deprovision wordpress-mysql-instance
+      svcat deprovision --abandon wordpress-mysql-instance
   flags:
+  - desc: Forcefully and immediately delete the resource from Service Catalog ONLY,
+      potentially abandoning any broker resources that you may continue to be charged
+      for.
+    name: abandon
   - desc: 'Poll interval for --wait, specified in human readable format: 30s, 1m,
       1h'
     name: interval
@@ -89,6 +95,10 @@ tree:
     name: timeout
   - desc: Wait until the operation completes.
     name: wait
+  - desc: Automatic yes to prompts. Assume "yes" as answer to all prompts and run
+      non-interactively.
+    name: "yes"
+    shorthand: "y"
   name: deprovision
   shortDesc: Deletes an instance of a service
   use: deprovision NAME