diff options
Diffstat (limited to 'api')
| -rw-r--r-- | api/resources/v2/containers.py | 175 |
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) |