149 lines
4.7 KiB
Python
149 lines
4.7 KiB
Python
# Copyright 2014 Huawei Technologies Co. Ltd
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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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"""Module to delete a given cluster
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"""
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import logging
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from compass.actions import util
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from compass.db.api import cluster as cluster_api
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from compass.db.api import host as host_api
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from compass.db.api import user as user_db
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from compass.deployment.deploy_manager import DeployManager
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from compass.deployment.utils import constants as const
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def delete_cluster(
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cluster_id, host_id_list,
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username=None, delete_underlying_host=False
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):
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"""Delete cluster and all clusterhosts on it.
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:param cluster_id: id of the cluster.
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:type cluster_id: int
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:param host_id_list: list of host id.
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:type host_id_list: list of int.
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If delete_underlying_host is set, all underlying hosts will
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be deleted.
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.. note::
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The function should be called out of database session.
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"""
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with util.lock('serialized_action', timeout=100) as lock:
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if not lock:
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raise Exception('failed to acquire lock to delete cluster')
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user = user_db.get_user_object(username)
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cluster_info = util.ActionHelper.get_cluster_info(cluster_id, user)
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adapter_id = cluster_info[const.ADAPTER_ID]
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adapter_info = util.ActionHelper.get_adapter_info(
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adapter_id, cluster_id, user)
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hosts_info = util.ActionHelper.get_hosts_info(
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cluster_id, host_id_list, user)
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deploy_manager = DeployManager(adapter_info, cluster_info, hosts_info)
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deploy_manager.remove_hosts(
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package_only=not delete_underlying_host,
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delete_cluster=True
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)
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util.ActionHelper.delete_cluster(
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cluster_id, host_id_list, user,
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delete_underlying_host
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)
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def delete_cluster_host(
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cluster_id, host_id,
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username=None, delete_underlying_host=False
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):
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"""Delete clusterhost.
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:param cluster_id: id of the cluster.
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:type cluster_id: int
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:param host_id: id of the host.
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:type host_id: int
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If delete_underlying_host is set, the underlying host
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will be deleted too.
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.. note::
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The function should be called out of database session.
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"""
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with util.lock('serialized_action', timeout=100) as lock:
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if not lock:
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raise Exception('failed to acquire lock to delete clusterhost')
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user = user_db.get_user_object(username)
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cluster_info = util.ActionHelper.get_cluster_info(cluster_id, user)
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adapter_id = cluster_info[const.ADAPTER_ID]
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adapter_info = util.ActionHelper.get_adapter_info(
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adapter_id, cluster_id, user)
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hosts_info = util.ActionHelper.get_hosts_info(
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cluster_id, [host_id], user)
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deploy_manager = DeployManager(adapter_info, cluster_info, hosts_info)
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deploy_manager.remove_hosts(
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package_only=not delete_underlying_host,
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delete_cluster=False
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)
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util.ActionHelper.delete_cluster_host(
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cluster_id, host_id, user,
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delete_underlying_host
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)
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def delete_host(
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host_id, cluster_id_list, username=None
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):
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"""Delete host and all clusterhosts on it.
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:param host_id: id of the host.
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:type host_id: int
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.. note::
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The function should be called out of database session.
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"""
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with util.lock('serialized_action', timeout=100) as lock:
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if not lock:
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raise Exception('failed to acquire lock to delete host')
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user = user_db.get_user_object(username)
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for cluster_id in cluster_id_list:
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cluster_info = util.ActionHelper.get_cluster_info(
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cluster_id, user)
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adapter_id = cluster_info[const.ADAPTER_ID]
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adapter_info = util.ActionHelper.get_adapter_info(
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adapter_id, cluster_id, user)
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hosts_info = util.ActionHelper.get_hosts_info(
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cluster_id, [host_id], user)
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deploy_manager = DeployManager(
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adapter_info, cluster_info, hosts_info)
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deploy_manager.remove_hosts(
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package_only=True,
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delete_cluster=False
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)
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util.ActionHelper.delete_host(
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host_id, user
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)
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