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authorJustin chi <chigang@huawei.com>2017-11-03 08:43:12 +0000
committerGerrit Code Review <gerrit@opnfv.org>2017-11-03 08:43:12 +0000
commitd143e4895b1674f35738b579eec0704bc50cd5fa (patch)
tree4d9b3dbb9562843d60c22d7378589e55798409db /compass-tasks/actions/patch.py
parentfce3a0b2765f1e521b7f8d31772f443849c2bb12 (diff)
parent8120b2583c459c85116d69211038e0110d71e5b7 (diff)
Merge "Add compass-tasks"
Diffstat (limited to 'compass-tasks/actions/patch.py')
-rw-r--r--compass-tasks/actions/patch.py69
1 files changed, 69 insertions, 0 deletions
diff --git a/compass-tasks/actions/patch.py b/compass-tasks/actions/patch.py
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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 patch an existing cluster
+"""
+import logging
+import simplejson as json
+
+from compass.actions import util
+from compass.db.api import cluster as cluster_db
+from compass.db.api import user as user_db
+from compass.deployment.deploy_manager import Patcher
+from compass.deployment.utils import constants as const
+
+
+def patch(cluster_id, username=None):
+ """Patch cluster.
+
+ :param cluster_id: id of the cluster
+ :type cluster_id: int
+
+ .. 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_hosts = cluster_db.list_cluster_hosts(cluster_id, user)
+ hosts_id_list = [host['id'] for host in cluster_hosts]
+ 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)
+ patch_successful = True
+ try:
+ patcher = Patcher(
+ adapter_info, cluster_info, hosts_info, cluster_hosts)
+ patched_config = patcher.patch()
+ except Exception as error:
+ logging.exception(error)
+ patch_successful = False
+
+ if patch_successful:
+ clean_payload = '{"patched_roles": []}'
+ clean_payload = json.loads(clean_payload)
+ for cluster_host in cluster_hosts:
+ cluster_db.update_cluster_host(
+ cluster_id, cluster_host['id'], user, **clean_payload)
+ logging.info(
+ "cleaning up patched roles for host id: %s",
+ cluster_host['id']
+ )
+ logging.info("Patch successful: %s", patched_config)