mistral/mistral/api/controllers/v2/cron_trigger.py

194 lines
8.1 KiB
Python

# Copyright 2014 - Mirantis, Inc.
#
# 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.
from oslo_log import log as logging
from pecan import rest
from wsme import types as wtypes
import wsmeext.pecan as wsme_pecan
from mistral.api import access_control as acl
from mistral.api.controllers.v2 import resources
from mistral.api.controllers.v2 import types
from mistral import context
from mistral.db.v2 import api as db_api
from mistral.services import triggers
from mistral.utils import filter_utils
from mistral.utils import rest_utils
LOG = logging.getLogger(__name__)
class CronTriggersController(rest.RestController):
@rest_utils.wrap_wsme_controller_exception
@wsme_pecan.wsexpose(resources.CronTrigger, wtypes.text)
def get(self, identifier):
"""Returns the named cron_trigger.
:param identifier: Id or name of cron trigger to retrieve
"""
acl.enforce('cron_triggers:get', context.ctx())
LOG.debug('Fetch cron trigger [identifier=%s]', identifier)
# Use retries to prevent possible failures.
db_model = rest_utils.rest_retry_on_db_error(
db_api.get_cron_trigger
)(identifier)
return resources.CronTrigger.from_db_model(db_model)
@rest_utils.wrap_wsme_controller_exception
@wsme_pecan.wsexpose(
resources.CronTrigger,
body=resources.CronTrigger,
status_code=201
)
def post(self, cron_trigger):
"""Creates a new cron trigger.
:param cron_trigger: Required. Cron trigger structure.
"""
acl.enforce('cron_triggers:create', context.ctx())
LOG.debug('Create cron trigger: %s', cron_trigger)
values = cron_trigger.to_dict()
db_model = rest_utils.rest_retry_on_db_error(
triggers.create_cron_trigger
)(
name=values['name'],
workflow_name=values.get('workflow_name'),
workflow_input=values.get('workflow_input'),
workflow_params=values.get('workflow_params'),
pattern=values.get('pattern'),
first_time=values.get('first_execution_time'),
count=values.get('remaining_executions'),
workflow_id=values.get('workflow_id')
)
return resources.CronTrigger.from_db_model(db_model)
@rest_utils.wrap_wsme_controller_exception
@wsme_pecan.wsexpose(None, wtypes.text, status_code=204)
def delete(self, identifier):
"""Delete cron trigger.
:param identifier: Id or name of cron trigger to delete
"""
acl.enforce('cron_triggers:delete', context.ctx())
LOG.debug("Delete cron trigger [identifier=%s]", identifier)
rest_utils.rest_retry_on_db_error(
triggers.delete_cron_trigger
)(identifier)
@rest_utils.wrap_wsme_controller_exception
@wsme_pecan.wsexpose(resources.CronTriggers, types.uuid, int,
types.uniquelist, types.list, types.uniquelist,
wtypes.text, wtypes.text, types.uuid, types.jsontype,
types.jsontype, resources.SCOPE_TYPES, wtypes.text,
wtypes.IntegerType(minimum=1), wtypes.text,
wtypes.text, wtypes.text, wtypes.text,
types.uuid, bool)
def get_all(self, marker=None, limit=None, sort_keys='created_at',
sort_dirs='asc', fields='', name=None, workflow_name=None,
workflow_id=None, workflow_input=None, workflow_params=None,
scope=None, pattern=None, remaining_executions=None,
first_execution_time=None, next_execution_time=None,
created_at=None, updated_at=None, project_id=None,
all_projects=False):
"""Return all cron triggers.
:param marker: Optional. Pagination marker for large data sets.
:param limit: Optional. Maximum number of resources to return in a
single result. Default value is None for backward
compatibility.
:param sort_keys: Optional. Columns to sort results by.
Default: created_at, which is backward compatible.
:param sort_dirs: Optional. Directions to sort corresponding to
sort_keys, "asc" or "desc" can be chosen.
Default: desc. The length of sort_dirs can be equal
or less than that of sort_keys.
:param fields: Optional. A specified list of fields of the resource to
be returned. 'id' will be included automatically in
fields if it's provided, since it will be used when
constructing 'next' link.
:param name: Optional. Keep only resources with a specific name.
:param workflow_name: Optional. Keep only resources with a specific
workflow name.
:param workflow_id: Optional. Keep only resources with a specific
workflow ID.
:param workflow_input: Optional. Keep only resources with a specific
workflow input.
:param workflow_params: Optional. Keep only resources with specific
workflow parameters.
:param scope: Optional. Keep only resources with a specific scope.
:param pattern: Optional. Keep only resources with a specific pattern.
:param remaining_executions: Optional. Keep only resources with a
specific number of remaining executions.
:param project_id: Optional. Keep only resources with the specific
project id.
:param first_execution_time: Optional. Keep only resources with a
specific time and date of first execution.
:param next_execution_time: Optional. Keep only resources with a
specific time and date of next execution.
:param created_at: Optional. Keep only resources created at a specific
time and date.
:param updated_at: Optional. Keep only resources with specific latest
update time and date.
:param all_projects: Optional. Get resources of all projects.
"""
acl.enforce('cron_triggers:list', context.ctx())
if all_projects:
acl.enforce('cron_triggers:list:all_projects', context.ctx())
filters = filter_utils.create_filters_from_request_params(
created_at=created_at,
name=name,
updated_at=updated_at,
workflow_name=workflow_name,
workflow_id=workflow_id,
workflow_input=workflow_input,
workflow_params=workflow_params,
scope=scope,
pattern=pattern,
remaining_executions=remaining_executions,
first_execution_time=first_execution_time,
next_execution_time=next_execution_time,
project_id=project_id,
)
LOG.debug(
"Fetch cron triggers. marker=%s, limit=%s, sort_keys=%s, "
"sort_dirs=%s, filters=%s, all_projects=%s",
marker, limit, sort_keys, sort_dirs, filters, all_projects
)
return rest_utils.get_all(
resources.CronTriggers,
resources.CronTrigger,
db_api.get_cron_triggers,
db_api.get_cron_trigger,
marker=marker,
limit=limit,
sort_keys=sort_keys,
sort_dirs=sort_dirs,
fields=fields,
all_projects=all_projects,
**filters
)