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78 lines
2.6 KiB
78 lines
2.6 KiB
4 months ago
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# Copyright (C) 2019 The Android Open Source Project
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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 logging
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import webapp2
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import urllib
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from google.appengine.api import urlfetch
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from google.appengine.api import memcache
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from config import GERRIT_HOST, GERRIT_PROJECT
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''' Makes anonymous GET-only requests to Gerrit.
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Solves the lack of CORS headers from AOSP gerrit.'''
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def req_cached(url):
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'''Used for requests that return immutable data, avoid hitting Gerrit 500'''
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resp = memcache.get(url)
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if resp is not None:
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return 200, resp
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result = urlfetch.fetch(url)
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if result.status_code == 200:
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memcache.add(url, result.content, 3600 * 24)
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return result.status_code, result.content
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class GerritCommitsHandler(webapp2.RequestHandler):
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def get(self, sha1):
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project = urllib.quote(GERRIT_PROJECT, '')
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url = 'https://%s/projects/%s/commits/%s' % (GERRIT_HOST, project, sha1)
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status, content = req_cached(url)
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self.response.status_int = status
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self.response.write(content[4:]) # 4: -> Strip Gerrit XSSI chars.
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class GerritLogHandler(webapp2.RequestHandler):
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def get(self, first, second):
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url = 'https://%s/%s/+log/%s..%s?format=json' % (GERRIT_HOST.replace(
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'-review', ''), GERRIT_PROJECT, first, second)
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status, content = req_cached(url)
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self.response.status_int = status
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self.response.write(content[4:]) # 4: -> Strip Gerrit XSSI chars.
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class GerritChangesHandler(webapp2.RequestHandler):
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def get(self):
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url = 'https://%s/changes/?q=project:%s+' % (GERRIT_HOST, GERRIT_PROJECT)
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url += self.request.query_string
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result = urlfetch.fetch(url)
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self.response.headers['Content-Type'] = 'text/plain'
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self.response.status_int = result.status_code
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if (result.status_code == 200):
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self.response.write(result.content[4:]) # 4: -> Strip Gerrit XSSI chars.
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else:
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self.response.write('HTTP error %s' % result.status_code)
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app = webapp2.WSGIApplication([
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('/gerrit/commits/([a-f0-9]+)', GerritCommitsHandler),
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('/gerrit/log/([a-f0-9]+)..([a-f0-9]+)', GerritLogHandler),
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('/gerrit/changes/', GerritChangesHandler),
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],
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debug=True)
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