From 6444f136ec83856e7d9beabf765124d2a6d18466 Mon Sep 17 00:00:00 2001 From: chenjiankun Date: Mon, 17 Jul 2017 07:40:09 +0000 Subject: Add API(v2) to create grafana JIRA: YARDSTICK-727 API: /api/v2/yardstick/containers/action METHOD: POST PARAMS: { 'action': 'create_influxdb', 'args': { 'environment_id': environment_id } } Change-Id: I12fc23261ba62df6f923a4d34455ad8b46c4aa8f Signed-off-by: chenjiankun --- api/resources/v2/containers.py | 159 +++++++++++++++++++++++++++++++++++++++-- 1 file changed, 152 insertions(+), 7 deletions(-) (limited to 'api/resources/v2') diff --git a/api/resources/v2/containers.py b/api/resources/v2/containers.py index 9219c7cac..5042e0592 100644 --- a/api/resources/v2/containers.py +++ b/api/resources/v2/containers.py @@ -12,6 +12,8 @@ import logging import threading import time import uuid +import os +import glob from six.moves import configparser from oslo_serialization import jsonutils @@ -25,6 +27,7 @@ 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 +from yardstick.common.httpClient import HttpClient LOG = logging.getLogger(__name__) @@ -114,16 +117,16 @@ class V2Containers(ApiResource): LOG.debug('container ip is: %s', ip) LOG.info('Changing output to influxdb') - self._change_output_to_influxdb(ip, port) + self._change_output_to_influxdb(ip) LOG.info('Config influxdb') - self._config_influxdb(port) + self._config_influxdb() - container_handler.update_attr(container_id, 'status', 1) + container_handler.update_attr(container_id, {'status': 1}) LOG.info('Finished') except Exception: - container_handler.update_attr(container_id, 'status', 2) + container_handler.update_attr(container_id, {'status': 2}) LOG.exception('Creating influxdb failed') def _create_influxdb_container(self, client, name, port): @@ -147,7 +150,7 @@ class V2Containers(ApiResource): client.start(container) return container - def _config_influxdb(self, port): + def _config_influxdb(self): try: client = influx.get_data_db_client() client.create_user(consts.INFLUXDB_USER, @@ -158,7 +161,7 @@ class V2Containers(ApiResource): except Exception: LOG.exception('Config influxdb failed') - def _change_output_to_influxdb(self, ip, port): + def _change_output_to_influxdb(self, ip): utils.makedirs(consts.CONF_DIR) parser = configparser.ConfigParser() @@ -168,8 +171,150 @@ class V2Containers(ApiResource): LOG.info('Set dispatcher to influxdb') parser.set('DEFAULT', 'dispatcher', 'influxdb') parser.set('dispatcher_influxdb', 'target', - 'http://{}:{}'.format(ip, port)) + 'http://{}:{}'.format(ip, 8086)) LOG.info('Writing to %s', consts.CONF_FILE) with open(consts.CONF_FILE, 'w') as f: parser.write(f) + + def create_grafana(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 not container_info.get('influxdb'): + return result_handler(consts.API_ERROR, 'influxdb not set') + + if container_info.get('grafana'): + return result_handler(consts.API_ERROR, 'grafana container already exists') + + name = 'grafana-{}'.format(environment_id[:8]) + port = get_free_port(consts.SERVER_IP) + container_id = str(uuid.uuid4()) + + args = (name, port, container_id) + thread = threading.Thread(target=self._create_grafana, args=args) + thread.start() + + container_init_data = { + 'uuid': container_id, + 'environment_id': environment_id, + 'name': name, + 'port': port, + 'status': 0 + } + container_handler.insert(container_init_data) + + container_info['grafana'] = 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 _create_grafana(self, name, port, container_id): + client = Client(base_url=consts.DOCKER_URL) + + try: + LOG.info('Checking if grafana image exist') + image = '{}:{}'.format(consts.GRAFANA_IMAGE, consts.GRAFANA_TAG) + if not self._check_image_exist(client, image): + LOG.info('Grafana image not exist, start pulling') + client.pull(consts.GRAFANA_IMAGE, consts.GRAFANA_TAG) + + LOG.info('Createing grafana container') + container = self._create_grafana_container(client, name, port) + LOG.info('Grafana 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('Creating data source for grafana') + self._create_data_source(ip) + + LOG.info('Creating dashboard for grafana') + self._create_dashboard(ip) + + container_handler.update_attr(container_id, {'status': 1}) + LOG.info('Finished') + except Exception: + container_handler.update_attr(container_id, {'status': 2}) + LOG.exception('Create grafana failed') + + def _create_dashboard(self, ip): + url = 'http://admin:admin@{}:{}/api/dashboards/db'.format(ip, 3000) + path = os.path.join(consts.REPOS_DIR, 'dashboard', '*dashboard.json') + + for i in sorted(glob.iglob(path)): + with open(i) as f: + data = jsonutils.load(f) + try: + HttpClient().post(url, data) + except Exception: + LOG.exception('Create dashboard %s failed', i) + raise + + def _create_data_source(self, ip): + url = 'http://admin:admin@{}:{}/api/datasources'.format(ip, 3000) + + influx_conf = utils.parse_ini_file(consts.CONF_FILE) + try: + influx_url = influx_conf['dispatcher_influxdb']['target'] + except KeyError: + LOG.exception('influxdb url not set in yardstick.conf') + raise + + data = { + "name": "yardstick", + "type": "influxdb", + "access": "proxy", + "url": influx_url, + "password": "root", + "user": "root", + "database": "yardstick", + "basicAuth": True, + "basicAuthUser": "admin", + "basicAuthPassword": "admin", + "isDefault": False, + } + try: + HttpClient().post(url, data) + except Exception: + LOG.exception('Create datasources failed') + raise + + def _create_grafana_container(self, client, name, port): + ports = [3000] + port_bindings = {3000: 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.GRAFANA_IMAGE, + consts.GRAFANA_TAG), + name=name, + ports=ports, + detach=True, + tty=True, + host_config=host_config) + LOG.info('Starting container') + client.start(container) + return container -- cgit 1.2.3-korg