CLI: Port "ara task delete" command from ara 0.x

This provides support for deleting a specific task.

Change-Id: I3c9ea49b025e8d83a3702ddb9252084371fdc6ce

ara/cli/task.py

@@ -4,6 +4,7 @@
 import logging
 import sys
 
+from cliff.command import Command
 from cliff.lister import Lister
 from cliff.show import ShowOne
 
@@ -159,3 +160,34 @@ class TaskShow(ShowOne):
             "handler",
         )
         return (columns, ([task[column] for column in columns]))
+
+
+class TaskDelete(Command):
+    """ Deletes the specified task and associated resources """
+
+    log = logging.getLogger(__name__)
+
+    def get_parser(self, prog_name):
+        parser = super(TaskDelete, self).get_parser(prog_name)
+        parser = global_arguments(parser)
+        # fmt: off
+        parser.add_argument(
+            "task_id",
+            metavar="<task-id>",
+            help="Task to delete",
+        )
+        # fmt: on
+        return parser
+
+    def take_action(self, args):
+        client = get_client(
+            client=args.client,
+            endpoint=args.server,
+            timeout=args.timeout,
+            username=args.username,
+            password=args.password,
+            verify=False if args.insecure else True,
+        )
+
+        # TODO: Improve client to be better at handling exceptions
+        client.delete("/api/v1/tasks/%s" % args.task_id)

doc/source/cli.rst

@@ -216,6 +216,16 @@ Return detailed information about a specific task:
 
     ara task show 9001
 
+ara task delete
+---------------
+
+.. note::
+
+    This command requires write privileges.
+    You can read more about read and write permissions :ref:`here <api-security:user management>`.
+
+.. command-output:: ara task delete --help
+
 CLI: ara-manage (django)
 ========================
 

setup.cfg

@@ -46,6 +46,7 @@ ara.cli =
     result delete = ara.cli.result:ResultDelete
     task list = ara.cli.task:TaskList
     task show = ara.cli.task:TaskShow
+    task delete = ara.cli.task:TaskDelete
 
 [extras]
 server=