246 lines
10 KiB
Python
246 lines
10 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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from __future__ import print_function
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from __future__ import division
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from __future__ import absolute_import
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import heatclient.v1.client as heatclient
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from oslo_log import log as logging
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from congress.datasources import constants
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from congress.datasources import datasource_driver
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from congress.datasources import datasource_utils as ds_utils
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LOG = logging.getLogger(__name__)
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class HeatV1Driver(datasource_driver.PollingDataSourceDriver,
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datasource_driver.ExecutionDriver):
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STACKS = "stacks"
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STACKS_LINKS = "stacks_links"
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DEPLOYMENTS = "deployments"
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DEPLOYMENT_OUTPUT_VALUES = "deployment_output_values"
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RESOURCES = "resources"
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RESOURCES_LINKS = "resources_links"
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EVENTS = "events"
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EVENTS_LINKS = "events_links"
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# TODO(thinrichs): add snapshots
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value_trans = {'translation-type': 'VALUE'}
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stacks_links_translator = {
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'translation-type': 'HDICT',
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'table-name': STACKS_LINKS,
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'parent-key': 'id',
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'selector-type': 'DICT_SELECTOR',
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'in-list': True,
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'field-translators':
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({'fieldname': 'href', 'translator': value_trans},
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{'fieldname': 'rel', 'translator': value_trans})}
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stacks_translator = {
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'translation-type': 'HDICT',
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'table-name': STACKS,
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'selector-type': 'DOT_SELECTOR',
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'field-translators':
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({'fieldname': 'id', 'translator': value_trans},
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{'fieldname': 'stack_name', 'translator': value_trans},
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{'fieldname': 'description', 'translator': value_trans},
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{'fieldname': 'creation_time', 'translator': value_trans},
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{'fieldname': 'updated_time', 'translator': value_trans},
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{'fieldname': 'stack_status', 'translator': value_trans},
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{'fieldname': 'stack_status_reason', 'translator': value_trans},
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{'fieldname': 'stack_owner', 'translator': value_trans},
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{'fieldname': 'parent', 'translator': value_trans},
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{'fieldname': 'links', 'translator': stacks_links_translator})}
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deployments_output_values_translator = {
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'translation-type': 'HDICT',
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'table-name': DEPLOYMENT_OUTPUT_VALUES,
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'parent-key': 'id',
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'selector-type': 'DICT_SELECTOR',
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'field-translators':
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({'fieldname': 'deploy_stdout', 'translator': value_trans},
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{'fieldname': 'deploy_stderr', 'translator': value_trans},
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{'fieldname': 'deploy_status_code', 'translator': value_trans},
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{'fieldname': 'result', 'translator': value_trans})}
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software_deployment_translator = {
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'translation-type': 'HDICT',
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'table-name': DEPLOYMENTS,
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'selector-type': 'DOT_SELECTOR',
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'field-translators':
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({'fieldname': 'status', 'translator': value_trans},
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{'fieldname': 'server_id', 'translator': value_trans},
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{'fieldname': 'config_id', 'translator': value_trans},
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{'fieldname': 'action', 'translator': value_trans},
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{'fieldname': 'status_reason', 'translator': value_trans},
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{'fieldname': 'id', 'translator': value_trans},
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{'fieldname': 'output_values',
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'translator': deployments_output_values_translator})}
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resources_links_translator = {
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'translation-type': 'HDICT',
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'table-name': RESOURCES_LINKS,
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'parent-key': 'physical_resource_id',
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'selector-type': 'DICT_SELECTOR',
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'in-list': True,
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'field-translators':
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({'fieldname': 'href', 'translator': value_trans},
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{'fieldname': 'rel', 'translator': value_trans})}
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resources_translator = {
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'translation-type': 'HDICT',
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'table-name': RESOURCES,
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'selector-type': 'DICT_SELECTOR',
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'field-translators':
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({'fieldname': 'physical_resource_id', 'translator': value_trans},
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{'fieldname': 'logical_resource_id', 'translator': value_trans},
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{'fieldname': 'stack_id', 'translator': value_trans},
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{'fieldname': 'resource_name', 'translator': value_trans},
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{'fieldname': 'resource_type', 'translator': value_trans},
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{'fieldname': 'creation_time', 'translator': value_trans},
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{'fieldname': 'updated_time', 'translator': value_trans},
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{'fieldname': 'resource_status', 'translator': value_trans},
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{'fieldname': 'resource_status_reason', 'translator': value_trans},
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{'fieldname': 'links', 'translator': resources_links_translator})}
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events_links_translator = {
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'translation-type': 'HDICT',
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'table-name': EVENTS_LINKS,
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'parent-key': 'id',
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'selector-type': 'DICT_SELECTOR',
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'in-list': True,
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'field-translators':
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({'fieldname': 'href', 'translator': value_trans},
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{'fieldname': 'rel', 'translator': value_trans})}
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events_translator = {
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'translation-type': 'HDICT',
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'table-name': EVENTS,
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'selector-type': 'DICT_SELECTOR',
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'field-translators':
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({'fieldname': 'id', 'translator': value_trans},
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{'fieldname': 'physical_resource_id', 'translator': value_trans},
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{'fieldname': 'logical_resource_id', 'translator': value_trans},
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{'fieldname': 'stack_id', 'translator': value_trans},
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{'fieldname': 'resource_name', 'translator': value_trans},
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{'fieldname': 'event_time', 'translator': value_trans},
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{'fieldname': 'resource_status', 'translator': value_trans},
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{'fieldname': 'resource_status_reason', 'translator': value_trans},
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{'fieldname': 'links', 'translator': events_links_translator})}
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TRANSLATORS = [stacks_translator, software_deployment_translator,
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resources_translator, events_translator]
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def __init__(self, name='', args=None):
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super(HeatV1Driver, self).__init__(name, args=args)
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datasource_driver.ExecutionDriver.__init__(self)
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self.creds = args
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session = ds_utils.get_keystone_session(self.creds)
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endpoint = session.get_endpoint(service_type='orchestration',
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interface='publicURL')
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self.heat = heatclient.Client(session=session, endpoint=endpoint)
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self.initialize_update_methods()
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self._init_end_start_poll()
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@staticmethod
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def get_datasource_info():
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result = {}
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result['id'] = 'heat'
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result['description'] = ('Datasource driver that interfaces with'
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' OpenStack orchestration aka heat.')
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result['config'] = ds_utils.get_openstack_required_config()
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result['config']['lazy_tables'] = constants.OPTIONAL
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result['secret'] = ['password']
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return result
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def initialize_update_methods(self):
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stacks_method = lambda: self._translate_stacks(
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{'stacks': self.heat.stacks.list()})
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self.add_update_method(stacks_method, self.stacks_translator)
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resources_method = lambda: self._translate_resources(
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self._get_resources(self.heat.stacks.list()))
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self.add_update_method(resources_method, self.resources_translator)
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events_method = lambda: self._translate_events(
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self._get_events(self.heat.stacks.list()))
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self.add_update_method(events_method, self.events_translator)
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deployments_method = lambda: self._translate_software_deployment(
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{'deployments': self.heat.software_deployments.list()})
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self.add_update_method(deployments_method,
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self.software_deployment_translator)
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def _get_resources(self, stacks):
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rval = []
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for stack in stacks:
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resources = self.heat.resources.list(stack.id)
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for resource in resources:
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resource = resource.to_dict()
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resource['stack_id'] = stack.id
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rval.append(resource)
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return {'resources': rval}
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def _get_events(self, stacks):
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rval = []
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for stack in stacks:
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events = self.heat.events.list(stack.id)
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for event in events:
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event = event.to_dict()
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event['stack_id'] = stack.id
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rval.append(event)
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return {'events': rval}
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@ds_utils.update_state_on_changed(STACKS)
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def _translate_stacks(self, obj):
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"""Translate the stacks represented by OBJ into tables."""
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LOG.debug("STACKS: %s", str(dict(obj)))
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row_data = HeatV1Driver.convert_objs(
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obj['stacks'], HeatV1Driver.stacks_translator)
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return row_data
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@ds_utils.update_state_on_changed(DEPLOYMENTS)
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def _translate_software_deployment(self, obj):
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"""Translate the stacks represented by OBJ into tables."""
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LOG.debug("Software Deployments: %s", str(dict(obj)))
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row_data = HeatV1Driver.convert_objs(
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obj['deployments'], HeatV1Driver.software_deployment_translator)
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return row_data
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@ds_utils.update_state_on_changed(RESOURCES)
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def _translate_resources(self, obj):
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"""Translate the resources represented by OBJ into tables."""
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LOG.debug("Resources: %s", str(dict(obj)))
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row_data = HeatV1Driver.convert_objs(
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obj['resources'], HeatV1Driver.resources_translator)
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return row_data
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@ds_utils.update_state_on_changed(EVENTS)
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def _translate_events(self, obj):
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"""Translate the events represented by OBJ into tables."""
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LOG.debug("Events: %s", str(dict(obj)))
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row_data = HeatV1Driver.convert_objs(
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obj['events'], HeatV1Driver.events_translator)
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return row_data
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def execute(self, action, action_args):
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"""Overwrite ExecutionDriver.execute()."""
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# action can be written as a method or an API call.
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func = getattr(self, action, None)
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if func and self.is_executable(func):
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func(action_args)
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else:
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self._execute_api(self.heat, action, action_args)
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