81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright © 2012 New Dream Network, LLC (DreamHost)
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# All Rights Reserved.
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#
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# 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 oslo.config import cfg
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import pecan
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from tuskar.api import acl
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from tuskar.api import config
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from tuskar.api import hooks
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from tuskar.api import renderers
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auth_opts = [
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cfg.StrOpt('auth_strategy',
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default='noauth',
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help='Method to use for auth: noauth or keystone.'),
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]
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CONF = cfg.CONF
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CONF.register_opts(auth_opts)
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def get_pecan_config():
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# Set up the pecan configuration
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filename = config.__file__.replace('.pyc', '.py')
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return pecan.configuration.conf_from_file(filename)
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def setup_app(pecan_config=None, extra_hooks=None):
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app_hooks = [hooks.ConfigHook(),
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hooks.DBHook()]
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if extra_hooks:
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app_hooks.extend(extra_hooks)
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if not pecan_config:
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pecan_config = get_pecan_config()
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if pecan_config.app.enable_acl:
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app_hooks.append(acl.AdminAuthHook())
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pecan.configuration.set_config(dict(pecan_config), overwrite=True)
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# TODO(deva): add middleware.ParsableErrorMiddleware from Ceilometer
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app = pecan.make_app(
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pecan_config.app.root,
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custom_renderers=dict(wsmejson=renderers.JSONRenderer),
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static_root=pecan_config.app.static_root,
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template_path=pecan_config.app.template_path,
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debug=CONF.debug,
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force_canonical=getattr(pecan_config.app, 'force_canonical', True),
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hooks=app_hooks,
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)
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if pecan_config.app.enable_acl:
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return acl.install(app, cfg.CONF)
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return app
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class VersionSelectorApplication(object):
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def __init__(self):
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pc = get_pecan_config()
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pc.app.enable_acl = (CONF.auth_strategy == 'keystone')
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self.v1 = setup_app(pecan_config=pc)
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def __call__(self, environ, start_response):
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return self.v1(environ, start_response)
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