838 lines
29 KiB
Python
838 lines
29 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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"""Orchestration v1 Stack action implementations"""
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import logging
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from cliff import lister
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from cliff import show
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from openstackclient.common import exceptions as exc
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from openstackclient.common import parseractions
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from openstackclient.common import utils
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from oslo_serialization import jsonutils
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import six
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from six.moves.urllib import request
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from heatclient.common import format_utils
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from heatclient.common import http
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from heatclient.common import template_utils
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from heatclient.common import utils as heat_utils
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from heatclient import exc as heat_exc
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from heatclient.openstack.common._i18n import _
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def _authenticated_fetcher(client):
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def _do(*args, **kwargs):
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if isinstance(client.http_client, http.SessionClient):
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method, url = args
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return client.http_client.request(url, method, **kwargs).content
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else:
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return client.http_client.raw_request(*args, **kwargs).content
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return _do
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class CreateStack(show.ShowOne):
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"""Create a stack."""
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log = logging.getLogger(__name__ + '.CreateStack')
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def get_parser(self, prog_name):
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parser = super(CreateStack, self).get_parser(prog_name)
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parser.add_argument(
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'-t', '--template',
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metavar='<FILE or URL>',
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required=True,
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help=_('Path to the template')
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)
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parser.add_argument(
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'-e', '--environment',
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metavar='<FILE or URL>',
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action='append',
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help=_('Path to the environment. Can be specified multiple times')
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)
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parser.add_argument(
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'--timeout',
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metavar='<TIMEOUT>',
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type=int,
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help=_('Stack creating timeout in minutes')
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)
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parser.add_argument(
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'--pre-create',
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metavar='<RESOURCE>',
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default=None,
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action='append',
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help=_('Name of a resource to set a pre-create hook to. Resources '
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'in nested stacks can be set using slash as a separator: '
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'nested_stack/another/my_resource. You can use wildcards '
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'to match multiple stacks or resources: '
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'nested_stack/an*/*_resource. This can be specified '
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'multiple times')
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)
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parser.add_argument(
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'--enable-rollback',
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action='store_true',
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help=_('Enable rollback on create/update failure')
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)
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parser.add_argument(
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'--parameter',
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metavar='<KEY=VALUE>',
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action='append',
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help=_('Parameter values used to create the stack. This can be '
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'specified multiple times')
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)
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parser.add_argument(
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'--parameter-file',
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metavar='<KEY=FILE>',
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action='append',
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help=_('Parameter values from file used to create the stack. '
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'This can be specified multiple times. Parameter values '
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'would be the content of the file')
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)
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parser.add_argument(
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'--wait',
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action='store_true',
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help=_('Wait until stack goes to CREATE_COMPLETE or CREATE_FAILED')
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)
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parser.add_argument(
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'--tags',
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metavar='<TAG1,TAG2...>',
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help=_('A list of tags to associate with the stack')
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)
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parser.add_argument(
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'--dry-run',
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action='store_true',
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help=_('Do not actually perform the stack create, but show what '
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'would be created')
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)
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parser.add_argument(
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'name',
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metavar='<STACK_NAME>',
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help=_('Name of the stack to create')
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)
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return parser
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def take_action(self, parsed_args):
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self.log.debug('take_action(%s)', parsed_args)
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client = self.app.client_manager.orchestration
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tpl_files, template = template_utils.process_template_path(
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parsed_args.template,
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object_request=_authenticated_fetcher(client))
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env_files, env = (
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template_utils.process_multiple_environments_and_files(
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env_paths=parsed_args.environment))
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parameters = heat_utils.format_all_parameters(
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parsed_args.parameter,
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parsed_args.parameter_file,
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parsed_args.template)
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if parsed_args.pre_create:
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template_utils.hooks_to_env(env, parsed_args.pre_create,
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'pre-create')
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fields = {
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'stack_name': parsed_args.name,
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'disable_rollback': not parsed_args.enable_rollback,
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'parameters': parameters,
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'template': template,
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'files': dict(list(tpl_files.items()) + list(env_files.items())),
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'environment': env
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}
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if parsed_args.tags:
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fields['tags'] = parsed_args.tags
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if parsed_args.timeout:
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fields['timeout_mins'] = parsed_args.timeout
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if parsed_args.dry_run:
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stack = client.stacks.preview(**fields)
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formatters = {
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'description': heat_utils.text_wrap_formatter,
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'template_description': heat_utils.text_wrap_formatter,
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'stack_status_reason': heat_utils.text_wrap_formatter,
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'parameters': heat_utils.json_formatter,
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'outputs': heat_utils.json_formatter,
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'resources': heat_utils.json_formatter,
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'links': heat_utils.link_formatter,
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}
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columns = []
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for key in stack.to_dict():
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columns.append(key)
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columns.sort()
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return (
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columns,
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utils.get_item_properties(stack, columns,
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formatters=formatters)
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)
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stack = client.stacks.create(**fields)['stack']
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if parsed_args.wait:
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if not utils.wait_for_status(client.stacks.get, parsed_args.name,
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status_field='stack_status',
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success_status='create_complete',
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error_status='create_failed'):
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msg = _('Stack %s failed to create.') % parsed_args.name
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raise exc.CommandError(msg)
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return _show_stack(client, stack['id'], format='table', short=True)
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class UpdateStack(show.ShowOne):
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"""Update a stack."""
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log = logging.getLogger(__name__ + '.UpdateStack')
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def get_parser(self, prog_name):
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parser = super(UpdateStack, self).get_parser(prog_name)
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parser.add_argument(
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'-t', '--template', metavar='<FILE or URL>',
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help=_('Path to the template')
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)
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parser.add_argument(
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'-e', '--environment', metavar='<FILE or URL>',
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action='append',
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help=_('Path to the environment. Can be specified multiple times')
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)
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parser.add_argument(
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'--pre-update', metavar='<RESOURCE>', action='append',
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help=_('Name of a resource to set a pre-update hook to. Resources '
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'in nested stacks can be set using slash as a separator: '
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'nested_stack/another/my_resource. You can use wildcards '
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'to match multiple stacks or resources: '
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'nested_stack/an*/*_resource. This can be specified '
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'multiple times')
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)
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parser.add_argument(
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'--timeout', metavar='<TIMEOUT>', type=int,
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help=_('Stack update timeout in minutes')
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)
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parser.add_argument(
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'--rollback', metavar='<VALUE>',
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help=_('Set rollback on update failure. '
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'Value "enabled" sets rollback to enabled. '
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'Value "disabled" sets rollback to disabled. '
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'Value "keep" uses the value of existing stack to be '
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'updated (default)')
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)
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parser.add_argument(
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'--dry-run', action="store_true",
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help=_('Do not actually perform the stack update, but show what '
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'would be changed')
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)
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parser.add_argument(
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'--parameter', metavar='<KEY=VALUE>',
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help=_('Parameter values used to create the stack. '
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'This can be specified multiple times'),
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action='append'
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)
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parser.add_argument(
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'--parameter-file', metavar='<KEY=FILE>',
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help=_('Parameter values from file used to create the stack. '
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'This can be specified multiple times. Parameter value '
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'would be the content of the file'),
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action='append'
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)
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parser.add_argument(
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'--existing', action="store_true",
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help=_('Re-use the template, parameters and environment of the '
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'current stack. If the template argument is omitted then '
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'the existing template is used. If no %(env_arg)s is '
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'specified then the existing environment is used. '
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'Parameters specified in %(arg)s will patch over the '
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'existing values in the current stack. Parameters omitted '
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'will keep the existing values') % {
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'arg': '--parameter', 'env_arg': '--environment'}
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)
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parser.add_argument(
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'--clear-parameter', metavar='<PARAMETER>',
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help=_('Remove the parameters from the set of parameters of '
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'current stack for the %(cmd)s. The default value in the '
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'template will be used. This can be specified multiple '
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'times') % {'cmd': 'stack-update'},
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action='append'
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)
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parser.add_argument(
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'stack', metavar='<STACK>',
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help=_('Name or ID of stack to update')
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)
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parser.add_argument(
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'--tags', metavar='<TAG1,TAG2>',
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help=_('An updated list of tags to associate with the stack')
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)
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parser.add_argument(
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'--wait',
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action='store_true',
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help=_('Wait until stack goes to UPDATE_COMPLETE or '
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'UPDATE_FAILED')
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)
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return parser
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def take_action(self, parsed_args):
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self.log.debug('take_action(%s)', parsed_args)
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client = self.app.client_manager.orchestration
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tpl_files, template = template_utils.process_template_path(
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parsed_args.template,
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object_request=_authenticated_fetcher(client),
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existing=parsed_args.existing)
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env_files, env = (
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template_utils.process_multiple_environments_and_files(
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env_paths=parsed_args.environment))
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parameters = heat_utils.format_all_parameters(
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parsed_args.parameter,
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parsed_args.parameter_file,
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parsed_args.template)
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if parsed_args.pre_update:
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template_utils.hooks_to_env(env, parsed_args.pre_update,
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'pre-update')
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fields = {
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'stack_id': parsed_args.stack,
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'parameters': parameters,
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'existing': parsed_args.existing,
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'template': template,
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'files': dict(list(tpl_files.items()) + list(env_files.items())),
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'environment': env
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}
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if parsed_args.tags:
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fields['tags'] = parsed_args.tags
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if parsed_args.timeout:
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fields['timeout_mins'] = parsed_args.timeout
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if parsed_args.clear_parameter:
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fields['clear_parameters'] = list(parsed_args.clear_parameter)
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if parsed_args.rollback:
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rollback = parsed_args.rollback.strip().lower()
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if rollback not in ('enabled', 'disabled', 'keep'):
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msg = _('--rollback invalid value: %s') % parsed_args.rollback
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raise exc.CommandError(msg)
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if rollback != 'keep':
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fields['disable_rollback'] = rollback == 'disabled'
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if parsed_args.dry_run:
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changes = client.stacks.preview_update(**fields)
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fields = ['state', 'resource_name', 'resource_type',
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'resource_identity']
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columns = sorted(changes.get("resource_changes", {}).keys())
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data = [heat_utils.json_formatter(changes["resource_changes"][key])
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for key in columns]
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return columns, data
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client.stacks.update(**fields)
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if parsed_args.wait:
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if not utils.wait_for_status(client.stacks.get, parsed_args.stack,
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status_field='stack_status',
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success_status='update_complete',
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error_status='update_failed'):
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msg = _('Stack %s failed to update.') % parsed_args.stack
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raise exc.CommandError(msg)
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return _show_stack(client, parsed_args.stack, format='table',
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short=True)
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class ShowStack(show.ShowOne):
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"""Show stack details"""
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log = logging.getLogger(__name__ + ".ShowStack")
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def get_parser(self, prog_name):
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parser = super(ShowStack, self).get_parser(prog_name)
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parser.add_argument(
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'stack',
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metavar='<stack>',
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help='Stack to display (name or ID)',
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)
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return parser
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def take_action(self, parsed_args):
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self.log.debug("take_action(%s)", parsed_args)
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heat_client = self.app.client_manager.orchestration
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return _show_stack(heat_client, stack_id=parsed_args.stack,
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format=parsed_args.formatter)
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def _show_stack(heat_client, stack_id, format='', short=False):
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try:
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data = heat_client.stacks.get(stack_id=stack_id)
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except heat_exc.HTTPNotFound:
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raise exc.CommandError('Stack not found: %s' % stack_id)
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else:
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columns = [
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'id',
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'stack_name',
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'description',
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'creation_time',
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'updated_time',
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'stack_status',
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'stack_status_reason',
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]
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if not short:
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columns += [
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'parameters',
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'outputs',
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'links',
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]
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exclude_columns = ('template_description',)
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for key in data.to_dict():
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# add remaining columns without an explicit order
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if key not in columns and key not in exclude_columns:
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columns.append(key)
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formatters = {}
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complex_formatter = None
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if format in 'table':
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complex_formatter = heat_utils.yaml_formatter
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elif format in ('shell', 'value', 'html'):
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complex_formatter = heat_utils.json_formatter
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if complex_formatter:
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formatters['parameters'] = complex_formatter
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formatters['outputs'] = complex_formatter
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formatters['links'] = complex_formatter
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formatters['tags'] = complex_formatter
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return columns, utils.get_item_properties(data, columns,
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formatters=formatters)
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class ListStack(lister.Lister):
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"""List stacks."""
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log = logging.getLogger(__name__ + '.ListStack')
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def get_parser(self, prog_name):
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parser = super(ListStack, self).get_parser(prog_name)
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parser.add_argument(
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'--deleted',
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action='store_true',
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help=_('Include soft-deleted stacks in the stack listing')
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)
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parser.add_argument(
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'--nested',
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action='store_true',
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help=_('Include nested stacks in the stack listing')
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)
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parser.add_argument(
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'--hidden',
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action='store_true',
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help=_('Include hidden stacks in the stack listing')
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)
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parser.add_argument(
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'--property',
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dest='properties',
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metavar='<KEY=VALUE>',
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help=_('Filter properties to apply on returned stacks (repeat to '
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'filter on multiple properties)'),
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action=parseractions.KeyValueAction
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)
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parser.add_argument(
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'--tags',
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metavar='<TAG1,TAG2...>',
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help=_('List of tags to filter by. Can be combined with '
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'--tag-mode to specify how to filter tags')
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)
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parser.add_argument(
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'--tag-mode',
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metavar='<MODE>',
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help=_('Method of filtering tags. Must be one of "any", "not", '
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'or "not-any". If not specified, multiple tags will be '
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'combined with the boolean AND expression')
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)
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parser.add_argument(
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'--limit',
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metavar='<LIMIT>',
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help=_('The number of stacks returned')
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)
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parser.add_argument(
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'--marker',
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metavar='<ID>',
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help=_('Only return stacks that appear after the given ID')
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)
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parser.add_argument(
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'--sort',
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metavar='<KEY>[:<DIRECTION>]',
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help=_('Sort output by selected keys and directions (asc or desc) '
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'(default: asc). Specify multiple times to sort on '
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'multiple properties')
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)
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parser.add_argument(
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'--all-projects',
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action='store_true',
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help=_('Include all projects (admin only)')
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)
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parser.add_argument(
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'--short',
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action='store_true',
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help=_('List fewer fields in output')
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)
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parser.add_argument(
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'--long',
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action='store_true',
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help=_('List additional fields in output, this is implied by '
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'--all-projects')
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)
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return parser
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def take_action(self, parsed_args):
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self.log.debug("take_action(%s)", parsed_args)
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client = self.app.client_manager.orchestration
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return _list(client, args=parsed_args)
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def _list(client, args=None):
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kwargs = {}
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columns = [
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'ID',
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'Stack Name',
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'Stack Status',
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'Creation Time',
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'Updated Time',
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]
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if args:
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kwargs = {'limit': args.limit,
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'marker': args.marker,
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'filters': heat_utils.format_parameters(args.properties),
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'tags': None,
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'tags_any': None,
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'not_tags': None,
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'not_tags_any': None,
|
|
'global_tenant': args.all_projects or args.long,
|
|
'show_deleted': args.deleted,
|
|
'show_hidden': args.hidden}
|
|
|
|
if args.tags:
|
|
if args.tag_mode:
|
|
if args.tag_mode == 'any':
|
|
kwargs['tags_any'] = args.tags
|
|
elif args.tag_mode == 'not':
|
|
kwargs['not_tags'] = args.tags
|
|
elif args.tag_mode == 'not-any':
|
|
kwargs['not_tags_any'] = args.tags
|
|
else:
|
|
err = _('tag mode must be one of "any", "not", "not-any"')
|
|
raise exc.CommandError(err)
|
|
else:
|
|
kwargs['tags'] = args.tags
|
|
|
|
if args.short:
|
|
columns.pop()
|
|
columns.pop()
|
|
if args.long:
|
|
columns.insert(2, 'Stack Owner')
|
|
if args.long or args.all_projects:
|
|
columns.insert(2, 'Project')
|
|
|
|
if args.nested:
|
|
columns.append('Parent')
|
|
kwargs['show_nested'] = True
|
|
|
|
data = client.stacks.list(**kwargs)
|
|
data = utils.sort_items(data, args.sort if args else None)
|
|
|
|
return (
|
|
columns,
|
|
(utils.get_item_properties(s, columns) for s in data)
|
|
)
|
|
|
|
|
|
class AdoptStack(show.ShowOne):
|
|
"""Adopt a stack."""
|
|
|
|
log = logging.getLogger(__name__ + '.AdoptStack')
|
|
|
|
def get_parser(self, prog_name):
|
|
parser = super(AdoptStack, self).get_parser(prog_name)
|
|
parser.add_argument(
|
|
'name',
|
|
metavar='<STACK_NAME>',
|
|
help=_('Name of the stack to adopt')
|
|
)
|
|
parser.add_argument(
|
|
'-e', '--environment',
|
|
metavar='<FILE or URL>',
|
|
action='append',
|
|
help=_('Path to the environment. Can be specified multiple times')
|
|
)
|
|
parser.add_argument(
|
|
'--timeout',
|
|
metavar='<TIMEOUT>',
|
|
type=int,
|
|
help=_('Stack creation timeout in minutes')
|
|
)
|
|
parser.add_argument(
|
|
'--adopt-file',
|
|
metavar='<FILE or URL>',
|
|
required=True,
|
|
help=_('Path to adopt stack data file')
|
|
)
|
|
parser.add_argument(
|
|
'--enable-rollback',
|
|
action='store_true',
|
|
help=_('Enable rollback on create/update failure')
|
|
)
|
|
parser.add_argument(
|
|
'--parameter',
|
|
metavar='<KEY=VALUE>',
|
|
action='append',
|
|
help=_('Parameter values used to create the stack. Can be '
|
|
'specified multiple times')
|
|
)
|
|
parser.add_argument(
|
|
'--wait',
|
|
action='store_true',
|
|
help=_('Wait until stack adopt completes')
|
|
)
|
|
return parser
|
|
|
|
def take_action(self, parsed_args):
|
|
self.log.debug('take_action(%s)', parsed_args)
|
|
|
|
client = self.app.client_manager.orchestration
|
|
|
|
env_files, env = (
|
|
template_utils.process_multiple_environments_and_files(
|
|
env_paths=parsed_args.environment))
|
|
|
|
adopt_url = heat_utils.normalise_file_path_to_url(
|
|
parsed_args.adopt_file)
|
|
adopt_data = request.urlopen(adopt_url).read().decode('utf-8')
|
|
|
|
fields = {
|
|
'stack_name': parsed_args.name,
|
|
'disable_rollback': not parsed_args.enable_rollback,
|
|
'adopt_stack_data': adopt_data,
|
|
'parameters': heat_utils.format_parameters(parsed_args.parameter),
|
|
'files': dict(list(env_files.items())),
|
|
'environment': env,
|
|
'timeout': parsed_args.timeout
|
|
}
|
|
|
|
stack = client.stacks.create(**fields)['stack']
|
|
|
|
if parsed_args.wait:
|
|
if not utils.wait_for_status(client.stacks.get, parsed_args.name,
|
|
status_field='stack_status',
|
|
success_status='create_complete',
|
|
error_status=['create_failed']):
|
|
msg = _('Stack %s failed to create.') % parsed_args.name
|
|
raise exc.CommandError(msg)
|
|
|
|
return _show_stack(client, stack['id'], format='table', short=True)
|
|
|
|
|
|
class AbandonStack(format_utils.JsonFormat):
|
|
"""Abandon stack and output results."""
|
|
|
|
log = logging.getLogger(__name__ + '.AbandonStack')
|
|
|
|
def get_parser(self, prog_name):
|
|
parser = super(AbandonStack, self).get_parser(prog_name)
|
|
parser.add_argument(
|
|
'stack',
|
|
metavar='<NAME or ID>',
|
|
help=_('Name or ID of stack to abandon')
|
|
)
|
|
parser.add_argument(
|
|
'--output-file',
|
|
metavar='<FILE>',
|
|
help=_('File to output abandon results')
|
|
)
|
|
|
|
return parser
|
|
|
|
def take_action(self, parsed_args):
|
|
self.log.debug('take_action(%s)', parsed_args)
|
|
|
|
client = self.app.client_manager.orchestration
|
|
|
|
try:
|
|
stack = client.stacks.abandon(stack_id=parsed_args.stack)
|
|
except heat_exc.HTTPNotFound:
|
|
msg = _('Stack not found: %s') % parsed_args.stack
|
|
raise exc.CommandError(msg)
|
|
|
|
if parsed_args.output_file is not None:
|
|
try:
|
|
with open(parsed_args.output_file, 'w') as f:
|
|
f.write(jsonutils.dumps(stack, indent=2))
|
|
return [], None
|
|
except IOError as e:
|
|
raise exc.CommandError(str(e))
|
|
|
|
data = list(six.itervalues(stack))
|
|
columns = list(six.iterkeys(stack))
|
|
return columns, data
|
|
|
|
|
|
class OutputShowStack(show.ShowOne):
|
|
"""Show stack output."""
|
|
|
|
log = logging.getLogger(__name__ + '.OutputShowStack')
|
|
|
|
def get_parser(self, prog_name):
|
|
parser = super(OutputShowStack, self).get_parser(prog_name)
|
|
parser.add_argument(
|
|
'stack',
|
|
metavar='<NAME or ID>',
|
|
help=_('Name or ID of stack to query')
|
|
)
|
|
parser.add_argument(
|
|
'output',
|
|
metavar='<OUTPUT NAME>',
|
|
nargs='?',
|
|
default=None,
|
|
help=_('Name of an output to display')
|
|
)
|
|
parser.add_argument(
|
|
'--all',
|
|
action='store_true',
|
|
help=_('Display all stack outputs')
|
|
)
|
|
return parser
|
|
|
|
def take_action(self, parsed_args):
|
|
self.log.debug('take_action(%s)', parsed_args)
|
|
|
|
client = self.app.client_manager.orchestration
|
|
|
|
if not parsed_args.all and parsed_args.output is None:
|
|
msg = _('Either <OUTPUT NAME> or --all must be specified.')
|
|
raise exc.CommandError(msg)
|
|
|
|
if parsed_args.all and parsed_args.output is not None:
|
|
msg = _('Cannot specify both <OUTPUT NAME> and --all.')
|
|
raise exc.CommandError(msg)
|
|
|
|
if parsed_args.all:
|
|
try:
|
|
stack = client.stacks.get(parsed_args.stack)
|
|
except heat_exc.HTTPNotFound:
|
|
msg = _('Stack not found: %s') % parsed_args.stack
|
|
raise exc.CommandError(msg)
|
|
|
|
outputs = stack.to_dict().get('outputs', [])
|
|
columns = []
|
|
values = []
|
|
for output in outputs:
|
|
columns.append(output['output_key'])
|
|
values.append(heat_utils.json_formatter(output))
|
|
|
|
return columns, values
|
|
|
|
try:
|
|
output = client.stacks.output_show(parsed_args.stack,
|
|
parsed_args.output)['output']
|
|
except heat_exc.HTTPNotFound:
|
|
msg = _('Stack %(id)s or output %(out)s not found.') % {
|
|
'id': parsed_args.stack, 'out': parsed_args.output}
|
|
raise exc.CommandError(msg)
|
|
|
|
if 'output_error' in output:
|
|
msg = _('Output error: %s') % output['output_error']
|
|
raise exc.CommandError(msg)
|
|
|
|
if (isinstance(output['output_value'], list) or
|
|
isinstance(output['output_value'], dict)):
|
|
output['output_value'] = heat_utils.json_formatter(
|
|
output['output_value'])
|
|
|
|
return self.dict2columns(output)
|
|
|
|
|
|
class OutputListStack(lister.Lister):
|
|
"""List stack outputs."""
|
|
|
|
log = logging.getLogger(__name__ + '.OutputListStack')
|
|
|
|
def get_parser(self, prog_name):
|
|
parser = super(OutputListStack, self).get_parser(prog_name)
|
|
parser.add_argument(
|
|
'stack',
|
|
metavar='<NAME or ID>',
|
|
help=_('Name or ID of stack to query')
|
|
)
|
|
return parser
|
|
|
|
def take_action(self, parsed_args):
|
|
self.log.debug('take_action(%s)', parsed_args)
|
|
|
|
client = self.app.client_manager.orchestration
|
|
|
|
try:
|
|
outputs = client.stacks.output_list(parsed_args.stack)['outputs']
|
|
except heat_exc.HTTPNotFound:
|
|
msg = _('Stack not found: %s') % parsed_args.stack
|
|
raise exc.CommandError(msg)
|
|
|
|
columns = ['output_key', 'description']
|
|
|
|
return (
|
|
columns,
|
|
(utils.get_dict_properties(s, columns) for s in outputs)
|
|
)
|
|
|
|
|
|
class TemplateShowStack(format_utils.YamlFormat):
|
|
"""Display stack template."""
|
|
|
|
log = logging.getLogger(__name__ + '.TemplateShowStack')
|
|
|
|
def get_parser(self, prog_name):
|
|
parser = super(TemplateShowStack, self).get_parser(prog_name)
|
|
parser.add_argument(
|
|
'stack',
|
|
metavar='<NAME or ID>',
|
|
help=_('Name or ID of stack to query')
|
|
)
|
|
return parser
|
|
|
|
def take_action(self, parsed_args):
|
|
self.log.debug('take_action(%s)', parsed_args)
|
|
|
|
client = self.app.client_manager.orchestration
|
|
|
|
try:
|
|
template = client.stacks.template(stack_id=parsed_args.stack)
|
|
except heat_exc.HTTPNotFound:
|
|
msg = _('Stack not found: %s') % parsed_args.stack
|
|
raise exc.CommandError(msg)
|
|
|
|
return self.dict2columns(template)
|