53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import print_function
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from __future__ import division
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from __future__ import absolute_import
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import functools
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import json
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import sys
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from oslo_log import log as logging
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from congress.api import application
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from congress import harness
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LOG = logging.getLogger(__name__)
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def fail_gracefully(f):
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"""Logs exceptions and aborts."""
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@functools.wraps(f)
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def wrapper(*args, **kw):
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try:
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return f(*args, **kw)
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except Exception:
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LOG.exception("Fatal Exception:")
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sys.exit(1)
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return wrapper
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@fail_gracefully
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def congress_app_factory(global_conf, **local_conf):
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# global_conf only accepts an iteratable value as its dict value
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flags_dict = json.loads(global_conf['flags'])
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services = harness.create2(
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node_id=global_conf['node_id'],
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bus_id=global_conf['bus_id'],
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policy_engine=flags_dict['policy_engine'],
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api=flags_dict['api'],
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datasources=flags_dict['datasources'])
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return application.ApiApplication(services['api_service'])
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