133 lines
5.0 KiB
Python
133 lines
5.0 KiB
Python
# Copyright 2018 AT&T Intellectual Property. All other rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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import os
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from airflow.utils.decorators import apply_defaults
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from airflow.plugins_manager import AirflowPlugin
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from airflow.exceptions import AirflowException
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try:
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from service_endpoint import ucp_service_endpoint
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except ImportError:
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from shipyard_airflow.plugins.service_endpoint import ucp_service_endpoint
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try:
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from service_token import shipyard_service_token
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except ImportError:
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from shipyard_airflow.plugins.service_token import shipyard_service_token
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try:
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from ucp_base_operator import UcpBaseOperator
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except ImportError:
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from shipyard_airflow.plugins.ucp_base_operator import UcpBaseOperator
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LOG = logging.getLogger(__name__)
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class PromenadeBaseOperator(UcpBaseOperator):
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"""Promenade Base Operator
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All promenade related workflow operators will use the promenade
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base operator as the parent and inherit attributes and methods
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from this class
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"""
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@apply_defaults
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def __init__(self,
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deckhand_design_ref=None,
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deckhand_svc_type='deckhand',
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promenade_svc_endpoint=None,
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promenade_svc_type='kubernetesprovisioner',
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redeploy_server=None,
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svc_token=None,
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*args, **kwargs):
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"""Initialization of PromenadeBaseOperator object.
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:param deckhand_design_ref: A URI reference to the design documents
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:param deckhand_svc_type: Deckhand Service Type
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:param promenade_svc_endpoint: Promenade Service Endpoint
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:param promenade_svc_type: Promenade Service Type
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:param redeploy_server: Server to be redeployed
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:param svc_token: Keystone Token
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The Drydock operator assumes that prior steps have set xcoms for
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the action and the deployment configuration
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"""
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super(PromenadeBaseOperator,
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self).__init__(
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pod_selector_pattern=[{'pod_pattern': 'promenade-api',
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'container': 'promenade-api'}],
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*args, **kwargs)
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self.deckhand_design_ref = deckhand_design_ref
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self.deckhand_svc_type = deckhand_svc_type
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self.promenade_svc_endpoint = promenade_svc_endpoint
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self.promenade_svc_type = promenade_svc_type
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self.redeploy_server = redeploy_server
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self.svc_token = svc_token
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@shipyard_service_token
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def run_base(self, context):
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# Logs uuid of Shipyard action
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LOG.info("Executing Shipyard Action %s", self.action_info['id'])
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# Retrieve information of the server that we want to redeploy
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# if user executes the 'redeploy_server' dag
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if self.action_info['dag_id'] == 'redeploy_server':
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self.redeploy_server = self.action_info['parameters'].get(
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'server-name')
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if self.redeploy_server:
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LOG.info("Server to be redeployed is %s", self.redeploy_server)
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else:
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raise AirflowException('%s was unable to retrieve the '
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'server to be redeployed.'
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% self.__class__.__name__)
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# Retrieve promenade endpoint
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self.promenade_svc_endpoint = ucp_service_endpoint(
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self, svc_type=self.promenade_svc_type)
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LOG.info("Promenade endpoint is %s", self.promenade_svc_endpoint)
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# Retrieve Deckhand Endpoint Information
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deckhand_svc_endpoint = ucp_service_endpoint(
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self, svc_type=self.deckhand_svc_type)
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LOG.info("Deckhand endpoint is %s", deckhand_svc_endpoint)
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# Form Deckhand Design Reference Path
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# This URL will be used to retrieve the Site Design YAMLs
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deckhand_path = "deckhand+" + deckhand_svc_endpoint
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self.deckhand_design_ref = os.path.join(deckhand_path,
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"revisions",
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str(self.revision_id),
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"rendered-documents")
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if self.deckhand_design_ref:
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LOG.info("Design YAMLs will be retrieved from %s",
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self.deckhand_design_ref)
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else:
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raise AirflowException("Unable to Retrieve Deckhand Revision "
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"%d!" % self.revision_id)
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class PromenadeBaseOperatorPlugin(AirflowPlugin):
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"""Creates PromenadeBaseOperator in Airflow."""
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name = 'promenade_base_operator_plugin'
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operators = [PromenadeBaseOperator]
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