openstack
/
heat
Code Issues Proposed changes

Merge "Deploy healthcheck middleware as app instead of filter"

This commit is contained in:
Zuul 2023-02-01 07:25:09 +00:00 committed by Gerrit Code Review
parent a49526c278 e17f68a83b
commit 22237d390f
2 changed files with 77 additions and 20 deletions
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64
etc/heat/api-paste.ini
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@ -1,9 +1,11 @@
# heat-api pipeline
[pipeline:heat-api]
pipeline = healthcheck cors request_id faultwrap http_proxy_to_wsgi versionnegotiation authurl authtoken context osprofiler apiv1app
# heat-api composite
[composite:heat-api]
paste.composite_factory = heat.api:root_app_factory
/: api
/healthcheck: healthcheck
# heat-api pipeline for standalone heat
# heat-api composite for standalone heat
# ie. uses alternative auth backend that authenticates users against keystone
# using username and password instead of validating token (which requires
# an admin/service token).
@ -11,32 +13,54 @@ pipeline = healthcheck cors request_id faultwrap http_proxy_to_wsgi versionnegot
# [paste_deploy]
# flavor = standalone
#
[pipeline:heat-api-standalone]
pipeline = healthcheck cors request_id faultwrap http_proxy_to_wsgi versionnegotiation authurl authpassword context apiv1app
[composite:heat-api-standalone]
paste.composite_factory = heat.api:root_app_factory
/: api
/healthcheck: healthcheck
# heat-api pipeline for custom cloud backends
# heat-api composite for custom cloud backends
# i.e. in heat.conf:
# [paste_deploy]
# flavor = custombackend
#
[pipeline:heat-api-custombackend]
pipeline = healthcheck cors request_id context faultwrap versionnegotiation custombackendauth apiv1app
[composite:heat-api-custombackend]
paste.composite_factory = heat.api:root_app_factory
/: api
/healthcheck: healthcheck
# To enable, in heat.conf:
# [paste_deploy]
# flavor = noauth
#
[pipeline:heat-api-noauth]
pipeline = healthcheck cors request_id faultwrap noauth context http_proxy_to_wsgi versionnegotiation apiv1app
[composite:heat-api-noauth]
paste.composite_factory = heat.api:root_app_factory
/: api
/healthcheck: healthcheck
# heat-api-cfn pipeline
[pipeline:heat-api-cfn]
pipeline = healthcheck cors request_id http_proxy_to_wsgi cfnversionnegotiation ec2authtoken authtoken context osprofiler apicfnv1app
# heat-api-cfn composite
[composite:heat-api-cfn]
paste.composite_factory = heat.api:root_app_factory
/: api-cfn
/healthcheck: healthcheck
# heat-api-cfn pipeline for standalone heat
# heat-api-cfn composite for standalone heat
# relies exclusively on authenticating with ec2 signed requests
[pipeline:heat-api-cfn-standalone]
pipeline = healthcheck cors request_id http_proxy_to_wsgi cfnversionnegotiation ec2authtoken context apicfnv1app
[composite:heat-api-cfn-standalone]
paste.composite_factory = heat.api:root_app_factory
/: api-cfn
/healthcheck: healthcheck
[composite:api]
paste.composite_factory = heat.api:pipeline_factory
default = cors request_id faultwrap http_proxy_to_wsgi versionnegotiation authurl authtoken context osprofiler apiv1app
standalone = cors request_id faultwrap http_proxy_to_wsgi versionnegotiation authurl authpassword context apiv1app
custombackend = cors request_id context faultwrap versionnegotiation custombackendauth apiv1app
noauth = cors request_id faultwrap noauth context http_proxy_to_wsgi versionnegotiation apiv1app
[composite:api-cfn]
paste.composite_factory = heat.api:pipeline_factory
default = cors request_id http_proxy_to_wsgi cfnversionnegotiation ec2authtoken authtoken context osprofiler apicfnv1app
standalone = cors request_id http_proxy_to_wsgi cfnversionnegotiation ec2authtoken context apicfnv1app
[app:apiv1app]
paste.app_factory = heat.common.wsgi:app_factory
@ -46,6 +70,9 @@ heat.app_factory = heat.api.openstack.v1:API
paste.app_factory = heat.common.wsgi:app_factory
heat.app_factory = heat.api.cfn.v1:API
[app:healthcheck]
paste.app_factory = oslo_middleware:Healthcheck.app_factory
[filter:versionnegotiation]
paste.filter_factory = heat.common.wsgi:filter_factory
heat.filter_factory = heat.api.openstack:version_negotiation_filter
@ -100,6 +127,3 @@ paste.filter_factory = oslo_middleware.request_id:RequestId.factory
[filter:osprofiler]
paste.filter_factory = osprofiler.web:WsgiMiddleware.factory
[filter:healthcheck]
paste.filter_factory = oslo_middleware:Healthcheck.factory

33
heat/api/__init__.py
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@ -0,0 +1,33 @@
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_config import cfg
import paste.urlmap
CONF = cfg.CONF
def root_app_factory(loader, global_conf, **local_conf):
return paste.urlmap.urlmap_factory(loader, global_conf, **local_conf)
def pipeline_factory(loader, global_conf, **local_conf):
"""A paste pipeline replica that keys off of deployment flavor."""
pipeline = local_conf[CONF.paste_deploy.flavor or 'default']
pipeline = pipeline.split()
filters = [loader.get_filter(n) for n in pipeline[:-1]]
app = loader.get_app(pipeline[-1])
filters.reverse()
for filter in filters:
app = filter(app)
return app