107 lines
2.8 KiB
Python
107 lines
2.8 KiB
Python
# Copyright 2016 - Huawei Technologies Co. Ltd
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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 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 eventlet
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import os
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from oslo_config import cfg
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from oslo_log import log as logging
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import sys
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from terracotta.api import app
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from terracotta import config
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from terracotta import rpc
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from terracotta import version
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from wsgiref import simple_server
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eventlet.monkey_patch(
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os=True,
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select=True,
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socket=True,
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thread=False if '--use-debugger' in sys.argv else True,
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time=True)
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POSSIBLE_TOPDIR = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
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os.pardir,
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os.pardir))
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if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'terracotta', '__init__.py')):
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sys.path.insert(0, POSSIBLE_TOPDIR)
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CONF = cfg.CONF
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LOG = logging.getLogger(__name__)
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def launch_api(transport):
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host = cfg.CONF.api.host
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port = cfg.CONF.api.port
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server = simple_server.make_server(
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host,
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port,
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app.setup_app()
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)
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LOG.info("Terracotta API is serving on http://%s:%s (PID=%s)" %
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(host, port, os.getpid()))
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server.serve_forever()
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TERRACOTTA_TITLE = """
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##### ##### ##### ##### ##### ##### ##### ##### ##### #####
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# # # # # # # # # # # # # # #
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# ##### ##### ##### ##### # # # # # #####
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# # # # # # # # # # # # # # #
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# # # # # # # # # # # # # # #
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# ##### # # # # # # ##### ##### # # # #
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Terracotta Dynamic Scheduling Service, version %s
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""" % version.version_string()
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def print_service_info():
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print(TERRACOTTA_TITLE)
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comp_str = ("terracotta API"
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if cfg.CONF.server == ['all'] else cfg.CONF.server)
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print('Launching server components %s...' % comp_str)
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def launch_any(transport, options):
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thread = eventlet.spawn(launch_api, transport)
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print('Server started.')
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thread.wait()
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def main():
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try:
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config.parse_args()
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print_service_info()
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logging.setup(CONF, 'Terracotta')
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transport = rpc.get_transport()
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launch_any(transport, set(cfg.CONF.server))
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except RuntimeError as excp:
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sys.stderr.write("ERROR: %s\n" % excp)
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sys.exit(1)
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if __name__ == '__main__':
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main()
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