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+# Copyright 2014 Huawei Technologies Co. Ltd
+#
+# 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.
+
+"""Module to deploy a given cluster
+"""
+import logging
+
+from compass.actions import util
+from compass.db.api import cluster as cluster_db
+from compass.db.api import health_check_report as health_check_db
+from compass.db.api import user as user_db
+from compass.deployment.deploy_manager import DeployManager
+from compass.deployment.utils import constants as const
+
+
+def deploy(cluster_id, hosts_id_list, username=None):
+ """Deploy clusters.
+
+ :param cluster_hosts: clusters and hosts in each cluster to deploy.
+ :type cluster_hosts: dict of int or str to list of int or str
+
+ .. note::
+ The function should be called out of database session.
+ """
+ with util.lock('serialized_action', timeout=1000) as lock:
+ if not lock:
+ raise Exception('failed to acquire lock to deploy')
+
+ user = user_db.get_user_object(username)
+
+ cluster_info = util.ActionHelper.get_cluster_info(cluster_id, user)
+ adapter_id = cluster_info[const.ADAPTER_ID]
+
+ adapter_info = util.ActionHelper.get_adapter_info(
+ adapter_id, cluster_id, user)
+ hosts_info = util.ActionHelper.get_hosts_info(
+ cluster_id, hosts_id_list, user)
+
+ deploy_successful = True
+ try:
+ deploy_manager = DeployManager(
+ adapter_info, cluster_info, hosts_info)
+ # deploy_manager.prepare_for_deploy()
+ logging.debug('Created deploy manager with %s %s %s'
+ % (adapter_info, cluster_info, hosts_info))
+ deployed_config = deploy_manager.deploy()
+ except Exception as error:
+ logging.exception(error)
+ deploy_successful = False
+
+ if deploy_successful:
+ util.ActionHelper.save_deployed_config(deployed_config, user)
+ util.ActionHelper.update_state(
+ cluster_id, hosts_id_list, user, state='INSTALLING'
+ )
+ else:
+ util.ActionHelper.update_state(
+ cluster_id, hosts_id_list, user, state='ERROR',
+ message='failed to start deployment', severity='ERROR'
+ )
+
+
+def redeploy(cluster_id, username=None):
+ """Deploy clusters.
+
+ :param cluster_hosts: clusters and hosts in each cluster to deploy.
+ :type cluster_hosts: dict of int or str to list of int or str
+ """
+ with util.lock('serialized_action') as lock:
+ if not lock:
+ raise Exception('failed to acquire lock to deploy')
+
+ user = user_db.get_user_object(username)
+ cluster_info = util.ActionHelper.get_cluster_info(cluster_id, user)
+ adapter_id = cluster_info[const.ADAPTER_ID]
+
+ adapter_info = util.ActionHelper.get_adapter_info(
+ adapter_id, cluster_id, user)
+
+ cluster_hosts = cluster_db.list_cluster_hosts(cluster_id, user)
+ hosts_id_list = [host['id'] for host in cluster_hosts]
+
+ hosts_info = util.ActionHelper.get_hosts_info(
+ cluster_id, hosts_id_list, user)
+
+ deploy_successful = True
+ try:
+ deploy_manager = DeployManager(
+ adapter_info, cluster_info, hosts_info)
+ # deploy_manager.prepare_for_deploy()
+ deploy_manager.redeploy()
+ except Exception as error:
+ logging.exception(error)
+ deploy_successful = False
+ if deploy_successful:
+ util.ActionHelper.update_state(
+ cluster_id, hosts_id_list, user, state='INSTALLING',
+ )
+ else:
+ util.ActionHelper.update_state(
+ cluster_id, hosts_id_list, user, state='ERROR',
+ message='failed to start redeployment', severity='ERROR'
+ )
+
+
+def health_check(cluster_id, report_uri, username):
+ with util.lock('cluster_health_check') as lock:
+ if not lock:
+ raise Exception('failed to acquire lock to check health')
+
+ user = user_db.get_user_object(username)
+ cluster_info = util.ActionHelper.get_cluster_info(cluster_id, user)
+ adapter_id = cluster_info[const.ADAPTER_ID]
+
+ adapter_info = util.ActionHelper.get_adapter_info(
+ adapter_id, cluster_id, user
+ )
+
+ deploy_manager = DeployManager(adapter_info, cluster_info, None)
+ try:
+ deploy_manager.check_cluster_health(report_uri)
+ except Exception as exc:
+ logging.error("health_check exception: ============= %s" % exc)
+ data = {'state': 'error', 'error_message': str(exc), 'report': {}}
+ reports = health_check_db.list_health_reports(
+ cluster_id, user=user)
+ if not reports:
+ # Exception before executing command remotely for health check.
+ # No reports names sending back yet. Create a report
+ name = 'pre_remote_health_check'
+ health_check_db.add_report_record(
+ cluster_id, name, user=user, **data
+ )
+
+ health_check_db.update_multi_reports(cluster_id, user=user, **data)
+
+
+class ServerPowerMgmt(object):
+ """Power management for bare-metal machines by IPMI command."""
+ @staticmethod
+ def poweron(machine_id, user):
+ """Power on the specified machine."""
+ pass
+
+ @staticmethod
+ def poweroff(machine_id, user):
+ pass
+
+ @staticmethod
+ def reset(machine_id, user):
+ pass
+
+
+class HostPowerMgmt(object):
+ """Power management for hosts installed OS by OS installer. OS installer
+
+ will poweron/poweroff/reset host.
+
+ """
+ @staticmethod
+ def poweron(host_id, user):
+ """Power on the specified host."""
+ pass
+
+ @staticmethod
+ def poweroff(host_id, user):
+ pass
+
+ @staticmethod
+ def reset(host_id, user):
+ pass