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authorHarry Huang <huangxiangyu5@huawei.com>2017-11-01 15:05:30 +0800
committerHarry Huang <huangxiangyu5@huawei.com>2017-11-03 14:59:22 +0800
commit8120b2583c459c85116d69211038e0110d71e5b7 (patch)
tree886448deb230ba530fe8814cd5d224e0f2a6299d /compass-tasks/db/api/health_check_report.py
parent3656ab7b5e3f2f26f7c98f9dcc97b3c461fa2a76 (diff)
Add compass-tasks
Registered tasks and MQ modules for Compass Change-Id: Id1569a61fe53357d53448478d5ba42cb1f386bc6 Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>
Diffstat (limited to 'compass-tasks/db/api/health_check_report.py')
-rw-r--r--compass-tasks/db/api/health_check_report.py190
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diff --git a/compass-tasks/db/api/health_check_report.py b/compass-tasks/db/api/health_check_report.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.
+
+"""Cluster health check report."""
+import logging
+
+from compass.db.api import cluster as cluster_api
+from compass.db.api import database
+from compass.db.api import host as host_api
+from compass.db.api import permission
+from compass.db.api import user as user_api
+from compass.db.api import utils
+from compass.db import exception
+from compass.db import models
+
+
+REQUIRED_INSERT_FIELDS = ['name']
+OPTIONAL_INSERT_FIELDS = [
+ 'display_name', 'report', 'category', 'state', 'error_message'
+]
+UPDATE_FIELDS = ['report', 'state', 'error_message']
+RESP_FIELDS = [
+ 'cluster_id', 'name', 'display_name', 'report',
+ 'category', 'state', 'error_message'
+]
+RESP_ACTION_FIELDS = ['cluster_id', 'status']
+
+
+@utils.supported_filters(REQUIRED_INSERT_FIELDS, OPTIONAL_INSERT_FIELDS)
+@database.run_in_session()
+@utils.wrap_to_dict(RESP_FIELDS)
+def add_report_record(cluster_id, name=None, report={},
+ state='verifying', session=None, **kwargs):
+ """Create a health check report record."""
+ # Replace any white space into '-'
+ words = name.split()
+ name = '-'.join(words)
+ cluster = cluster_api.get_cluster_internal(cluster_id, session=session)
+ return utils.add_db_object(
+ session, models.HealthCheckReport, True, cluster.id, name,
+ report=report, state=state, **kwargs
+ )
+
+
+def _get_report(cluster_id, name, session=None):
+ cluster = cluster_api.get_cluster_internal(cluster_id, session=session)
+ return utils.get_db_object(
+ session, models.HealthCheckReport, cluster_id=cluster.id, name=name
+ )
+
+
+@utils.supported_filters(UPDATE_FIELDS)
+@database.run_in_session()
+@utils.wrap_to_dict(RESP_FIELDS)
+def update_report(cluster_id, name, session=None, **kwargs):
+ """Update health check report."""
+ report = _get_report(cluster_id, name, session=session)
+ if report.state == 'finished':
+ err_msg = 'Report cannot be updated if state is in "finished"'
+ raise exception.Forbidden(err_msg)
+
+ return utils.update_db_object(session, report, **kwargs)
+
+
+@utils.supported_filters(UPDATE_FIELDS)
+@database.run_in_session()
+@utils.wrap_to_dict(RESP_FIELDS)
+def update_multi_reports(cluster_id, session=None, **kwargs):
+ """Bulk update reports."""
+ # TODO(grace): rename the fuction if needed to reflect the fact.
+ return set_error(cluster_id, session=session, **kwargs)
+
+
+def set_error(cluster_id, report={}, session=None,
+ state='error', error_message=None):
+ cluster = cluster_api.get_cluster_internal(cluster_id, session=session)
+ logging.debug(
+ "updates all reports as %s in cluster %s",
+ state, cluster_id
+ )
+ return utils.update_db_objects(
+ session, models.HealthCheckReport,
+ updates={
+ 'report': {},
+ 'state': 'error',
+ 'error_message': error_message
+ }, cluster_id=cluster.id
+ )
+
+
+@database.run_in_session()
+@user_api.check_user_permission(
+ permission.PERMISSION_LIST_HEALTH_REPORT
+)
+@utils.wrap_to_dict(RESP_FIELDS)
+def list_health_reports(cluster_id, user=None, session=None):
+ """List all reports in the specified cluster."""
+ cluster = cluster_api.get_cluster_internal(cluster_id, session=session)
+ return utils.list_db_objects(
+ session, models.HealthCheckReport, cluster_id=cluster.id
+ )
+
+
+@database.run_in_session()
+@user_api.check_user_permission(
+ permission.PERMISSION_GET_HEALTH_REPORT
+)
+@utils.wrap_to_dict(RESP_FIELDS)
+def get_health_report(cluster_id, name, user=None, session=None):
+ return _get_report(
+ cluster_id, name, session=session
+ )
+
+
+@database.run_in_session()
+@user_api.check_user_permission(
+ permission.PERMISSION_DELETE_REPORT
+)
+@utils.wrap_to_dict(RESP_FIELDS)
+def delete_reports(cluster_id, name=None, user=None, session=None):
+ # TODO(grace): better to separate this function into two.
+ # One is to delete a report of a cluster, the other to delete all
+ # reports under a cluster.
+ if name:
+ report = _get_report(cluster_id, name, session=session)
+ return utils.del_db_object(session, report)
+ else:
+ cluster = cluster_api.get_cluster_internal(
+ cluster_id, session=session
+ )
+ return utils.del_db_objects(
+ session, models.HealthCheckReport, cluster_id=cluster.id
+ )
+
+
+@utils.supported_filters(optional_support_keys=['check_health'])
+@database.run_in_session()
+@user_api.check_user_permission(
+ permission.PERMISSION_CHECK_CLUSTER_HEALTH
+)
+@utils.wrap_to_dict(RESP_ACTION_FIELDS)
+def start_check_cluster_health(cluster_id, send_report_url,
+ user=None, session=None, check_health={}):
+ """Start to check cluster health."""
+ cluster = cluster_api.get_cluster_internal(cluster_id, session=session)
+
+ if cluster.state.state != 'SUCCESSFUL':
+ logging.debug("state is %s" % cluster.state.state)
+ err_msg = "Healthcheck starts only after cluster finished deployment!"
+ raise exception.Forbidden(err_msg)
+
+ reports = utils.list_db_objects(
+ session, models.HealthCheckReport,
+ cluster_id=cluster.id, state='verifying'
+ )
+ if reports:
+ err_msg = 'Healthcheck in progress, please wait for it to complete!'
+ raise exception.Forbidden(err_msg)
+
+ # Clear all preivous report
+ # TODO(grace): the delete should be moved into celery task.
+ # We should consider the case that celery task is down.
+ utils.del_db_objects(
+ session, models.HealthCheckReport, cluster_id=cluster.id
+ )
+
+ from compass.tasks import client as celery_client
+ celery_client.celery.send_task(
+ 'compass.tasks.cluster_health',
+ (cluster.id, send_report_url, user.email),
+ queue=user.email,
+ exchange=user.email,
+ routing_key=user.email
+ )
+ return {
+ "cluster_id": cluster.id,
+ "status": "start to check cluster health."
+ }