107 lines
3.7 KiB
Python
107 lines
3.7 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 oslo_middleware.cors as cors_middleware
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import pecan
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from ironic.api import acl
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from ironic.api import config
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from ironic.api.controllers.base import Version
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from ironic.api import hooks
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from ironic.api import middleware
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from ironic.common.i18n import _
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api_opts = [
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cfg.StrOpt(
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'auth_strategy',
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default='keystone',
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help=_('Authentication strategy used by ironic-api: one of "keystone" '
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'or "noauth". "noauth" should not be used in a production '
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'environment because all authentication will be disabled.')),
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cfg.BoolOpt('debug_tracebacks_in_api',
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default=False,
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help=_('Return server tracebacks in the API response for any '
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'error responses. WARNING: this is insecure '
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'and should not be used in a production environment.')),
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cfg.BoolOpt('pecan_debug',
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default=False,
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help=_('Enable pecan debug mode. WARNING: this is insecure '
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'and should not be used in a production environment.')),
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]
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CONF = cfg.CONF
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CONF.register_opts(api_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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hooks.ContextHook(pecan_config.app.acl_public_routes),
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hooks.RPCHook(),
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hooks.NoExceptionTracebackHook(),
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hooks.PublicUrlHook()]
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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(hooks.TrustedCallHook())
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pecan.configuration.set_config(dict(pecan_config), overwrite=True)
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app = pecan.make_app(
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pecan_config.app.root,
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static_root=pecan_config.app.static_root,
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debug=CONF.pecan_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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wrap_app=middleware.ParsableErrorMiddleware,
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)
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if pecan_config.app.enable_acl:
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app = acl.install(app, cfg.CONF, pecan_config.app.acl_public_routes)
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# Create a CORS wrapper, and attach ironic-specific defaults that must be
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# included in all CORS responses.
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app = cors_middleware.CORS(app, CONF)
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app.set_latent(
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allow_headers=[Version.max_string, Version.min_string, Version.string],
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allow_methods=['GET', 'PUT', 'POST', 'DELETE', 'PATCH'],
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expose_headers=[Version.max_string, Version.min_string, Version.string]
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)
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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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