673952f024
Now calling launch_api_service and service.start() for sahara-api when launching sahara-all to get the api server to start, even in debug mode. Change-Id: I8668a70b99e3f1fba98ec9df783b7962b9632037 Closes-Bug: #1521266
162 lines
4.7 KiB
Python
162 lines
4.7 KiB
Python
# Copyright (c) 2013 Mirantis Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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from oslo_config import cfg
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from oslo_log import log
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from oslo_service import service as oslo_service
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from oslo_service import sslutils
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from oslo_service import wsgi as oslo_wsgi
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import stevedore
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from sahara.api import acl
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from sahara import config
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from sahara.i18n import _LI
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from sahara.i18n import _LW
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from sahara.plugins import base as plugins_base
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from sahara.service import api as service_api
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from sahara.service.edp import api as edp_api
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from sahara.service import ops as service_ops
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from sahara.service import periodic
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from sahara.utils.openstack import cinder
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from sahara.utils import remote
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from sahara.utils import rpc as messaging
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LOG = log.getLogger(__name__)
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opts = [
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cfg.StrOpt('os_region_name',
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help='Region name used to get services endpoints.'),
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cfg.StrOpt('remote',
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default='ssh',
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help='A method for Sahara to execute commands '
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'on VMs.'),
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cfg.IntOpt('api_workers', default=1,
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help="Number of workers for Sahara API service (0 means "
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"all-in-one-thread configuration)."),
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# TODO(vgridnev): Remove in N release
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cfg.StrOpt('infrastructure_engine',
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default='heat',
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help='An engine which will be used to provision '
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'infrastructure for Hadoop cluster.',
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deprecated_for_removal=True),
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]
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INFRASTRUCTURE_ENGINE = 'heat'
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CONF = cfg.CONF
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CONF.register_opts(opts)
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class SaharaWSGIService(oslo_wsgi.Server):
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def __init__(self, service_name, app):
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super(SaharaWSGIService, self).__init__(
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CONF, service_name, app, host=CONF.host, port=CONF.port,
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use_ssl=sslutils.is_enabled(CONF))
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def setup_common(possible_topdir, service_name):
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dev_conf = os.path.join(possible_topdir,
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'etc',
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'sahara',
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'sahara.conf')
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config_files = None
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if os.path.exists(dev_conf):
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config_files = [dev_conf]
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config.parse_configs(config_files)
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log.setup(CONF, "sahara")
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# Validate other configurations (that may produce logs) here
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cinder.validate_config()
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if service_name != 'all-in-one' or cfg.CONF.enable_notifications:
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messaging.setup()
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plugins_base.setup_plugins()
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LOG.info(_LI('Sahara {service} started').format(service=service_name))
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def setup_sahara_api(mode):
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ops = _get_ops_driver(mode)
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service_api.setup_service_api(ops)
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edp_api.setup_edp_api(ops)
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def setup_sahara_engine():
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periodic.setup()
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engine = _get_infrastructure_engine()
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service_ops.setup_ops(engine)
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remote_driver = _get_remote_driver()
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remote.setup_remote(remote_driver, engine)
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def setup_auth_policy():
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acl.setup_policy()
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def make_app():
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app_loader = oslo_wsgi.Loader(CONF)
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return app_loader.load_app("sahara")
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def _load_driver(namespace, name):
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extension_manager = stevedore.DriverManager(
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namespace=namespace,
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name=name,
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invoke_on_load=True
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)
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LOG.info(_LI("Driver {name} successfully loaded").format(name=name))
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return extension_manager.driver
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def _get_infrastructure_engine():
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"""Import and return one of sahara.service.*_engine.py modules."""
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if CONF.infrastructure_engine != "heat":
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LOG.warning(_LW("Engine {engine} is not supported. Loading Heat "
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"infrastructure engine instead.").format(
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engine=CONF.infrastructure_engine))
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LOG.debug("Infrastructure engine {engine} is loading".format(
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engine=INFRASTRUCTURE_ENGINE))
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return _load_driver('sahara.infrastructure.engine', INFRASTRUCTURE_ENGINE)
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def _get_remote_driver():
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LOG.debug("Remote {remote} is loading".format(remote=CONF.remote))
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return _load_driver('sahara.remote', CONF.remote)
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def _get_ops_driver(driver_name):
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LOG.debug("Ops {driver} is loading".format(driver=driver_name))
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return _load_driver('sahara.run.mode', driver_name)
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def get_process_launcher():
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return oslo_service.ProcessLauncher(CONF)
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def launch_api_service(launcher, service):
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launcher.launch_service(service, workers=CONF.api_workers)
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service.start()
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launcher.wait()
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