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authorchenjiankun <chenjiankun1@huawei.com>2017-07-17 02:10:34 +0000
committerchenjiankun <chenjiankun1@huawei.com>2017-07-17 04:57:39 +0000
commit146e193c209fe654c4aeb88e9a2564df9960a8e4 (patch)
treeefb8653e9fb770e19b82e7b1b5cf0cf1f53d1ae2 /api/resources/v2
parenteeda3f6b215c16cbb567168cb63d987c65f8a1b9 (diff)
Add API(v2) to create influxdb
JIRA: YARDSTICK-726 API: /api/v2/yardstick/containers/action METHOD: POST PARAMS: { 'action': 'create_influxdb', 'args': { 'environment_id': environment_id } } Change-Id: I20961fc6ae9918c894de7fabd3f81ca966bd24cd Signed-off-by: chenjiankun <chenjiankun1@huawei.com>
Diffstat (limited to 'api/resources/v2')
-rw-r--r--api/resources/v2/containers.py175
1 files changed, 175 insertions, 0 deletions
diff --git a/api/resources/v2/containers.py b/api/resources/v2/containers.py
new file mode 100644
index 000000000..9219c7cac
--- /dev/null
+++ b/api/resources/v2/containers.py
@@ -0,0 +1,175 @@
+##############################################################################
+# Copyright (c) 2016 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+from __future__ import absolute_import
+
+import logging
+import threading
+import time
+import uuid
+
+from six.moves import configparser
+from oslo_serialization import jsonutils
+from docker import Client
+
+from api import ApiResource
+from api.utils import influx
+from api.database.v2.handlers import V2ContainerHandler
+from api.database.v2.handlers import V2EnvironmentHandler
+from yardstick.common import constants as consts
+from yardstick.common import utils
+from yardstick.common.utils import result_handler
+from yardstick.common.utils import get_free_port
+
+
+LOG = logging.getLogger(__name__)
+LOG.setLevel(logging.DEBUG)
+
+environment_handler = V2EnvironmentHandler()
+container_handler = V2ContainerHandler()
+
+
+class V2Containers(ApiResource):
+
+ def post(self):
+ return self._dispatch_post()
+
+ def create_influxdb(self, args):
+ try:
+ environment_id = args['environment_id']
+ except KeyError:
+ return result_handler(consts.API_ERROR, 'environment_id must be provided')
+
+ try:
+ uuid.UUID(environment_id)
+ except ValueError:
+ return result_handler(consts.API_ERROR, 'invalid environment id')
+
+ try:
+ environment = environment_handler.get_by_uuid(environment_id)
+ except ValueError:
+ return result_handler(consts.API_ERROR, 'no such environment id')
+
+ container_info = environment.container_id
+ container_info = jsonutils.loads(container_info) if container_info else {}
+
+ if container_info.get('influxdb'):
+ return result_handler(consts.API_ERROR, 'influxdb container already exist')
+
+ name = 'influxdb-{}'.format(environment_id[:8])
+ port = get_free_port(consts.SERVER_IP)
+ container_id = str(uuid.uuid4())
+ LOG.info('%s will launch on : %s', name, port)
+
+ LOG.info('launch influxdb background')
+ args = (name, port, container_id)
+ thread = threading.Thread(target=self._create_influxdb, args=args)
+ thread.start()
+
+ LOG.info('record container in database')
+ container_init_data = {
+ 'uuid': container_id,
+ 'environment_id': environment_id,
+ 'name': name,
+ 'port': port,
+ 'status': 0
+ }
+ container_handler.insert(container_init_data)
+
+ LOG.info('update container in environment')
+ container_info['influxdb'] = container_id
+ environment_info = {'container_id': jsonutils.dumps(container_info)}
+ environment_handler.update_attr(environment_id, environment_info)
+
+ return result_handler(consts.API_SUCCESS, {'uuid': container_id})
+
+ def _check_image_exist(self, client, t):
+ return any(t in a['RepoTags'][0]
+ for a in client.images() if a['RepoTags'])
+
+ def _create_influxdb(self, name, port, container_id):
+ client = Client(base_url=consts.DOCKER_URL)
+
+ try:
+ LOG.info('Checking if influxdb image exist')
+ if not self._check_image_exist(client, '%s:%s' %
+ (consts.INFLUXDB_IMAGE,
+ consts.INFLUXDB_TAG)):
+ LOG.info('Influxdb image not exist, start pulling')
+ client.pull(consts.INFLUXDB_IMAGE, tag=consts.INFLUXDB_TAG)
+
+ LOG.info('Createing influxdb container')
+ container = self._create_influxdb_container(client, name, port)
+ LOG.info('Influxdb container is created')
+
+ time.sleep(5)
+
+ container = client.inspect_container(container['Id'])
+ ip = container['NetworkSettings']['Networks']['bridge']['IPAddress']
+ LOG.debug('container ip is: %s', ip)
+
+ LOG.info('Changing output to influxdb')
+ self._change_output_to_influxdb(ip, port)
+
+ LOG.info('Config influxdb')
+ self._config_influxdb(port)
+
+ container_handler.update_attr(container_id, 'status', 1)
+
+ LOG.info('Finished')
+ except Exception:
+ container_handler.update_attr(container_id, 'status', 2)
+ LOG.exception('Creating influxdb failed')
+
+ def _create_influxdb_container(self, client, name, port):
+
+ ports = [port]
+ port_bindings = {8086: port}
+ restart_policy = {"MaximumRetryCount": 0, "Name": "always"}
+ host_config = client.create_host_config(port_bindings=port_bindings,
+ restart_policy=restart_policy)
+
+ LOG.info('Creating container')
+ container = client.create_container(image='%s:%s' %
+ (consts.INFLUXDB_IMAGE,
+ consts.INFLUXDB_TAG),
+ ports=ports,
+ name=name,
+ detach=True,
+ tty=True,
+ host_config=host_config)
+ LOG.info('Starting container')
+ client.start(container)
+ return container
+
+ def _config_influxdb(self, port):
+ try:
+ client = influx.get_data_db_client()
+ client.create_user(consts.INFLUXDB_USER,
+ consts.INFLUXDB_PASS,
+ consts.INFLUXDB_DB_NAME)
+ client.create_database(consts.INFLUXDB_DB_NAME)
+ LOG.info('Success to config influxDB')
+ except Exception:
+ LOG.exception('Config influxdb failed')
+
+ def _change_output_to_influxdb(self, ip, port):
+ utils.makedirs(consts.CONF_DIR)
+
+ parser = configparser.ConfigParser()
+ LOG.info('Reading output sample configuration')
+ parser.read(consts.CONF_SAMPLE_FILE)
+
+ LOG.info('Set dispatcher to influxdb')
+ parser.set('DEFAULT', 'dispatcher', 'influxdb')
+ parser.set('dispatcher_influxdb', 'target',
+ 'http://{}:{}'.format(ip, port))
+
+ LOG.info('Writing to %s', consts.CONF_FILE)
+ with open(consts.CONF_FILE, 'w') as f:
+ parser.write(f)