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# -*- coding: utf-8 -*-
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# Copyright (C) 2010-2016 RhodeCode GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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from urlparse import urljoin
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import requests
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import rhodecode
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from rhodecode.lib.middleware import simplevcs
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from rhodecode.lib.utils import is_valid_repo
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class SimpleSvnApp(object):
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IGNORED_HEADERS = [
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'connection', 'keep-alive', 'content-encoding',
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'transfer-encoding', 'content-length']
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def __init__(self, config):
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self.config = config
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def __call__(self, environ, start_response):
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request_headers = self._get_request_headers(environ)
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data = environ['wsgi.input']
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# johbo: Avoid that we end up with sending the request in chunked
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# transfer encoding (mainly on Gunicorn). If we know the content
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# length, then we should transfer the payload in one request.
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if environ['REQUEST_METHOD'] == 'MKCOL' or 'CONTENT_LENGTH' in environ:
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data = data.read()
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response = requests.request(
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environ['REQUEST_METHOD'], self._get_url(environ['PATH_INFO']),
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data=data, headers=request_headers)
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response_headers = self._get_response_headers(response.headers)
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start_response(
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'{} {}'.format(response.status_code, response.reason),
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response_headers)
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return response.iter_content(chunk_size=1024)
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def _get_url(self, path):
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return urljoin(
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self.config.get('subversion_http_server_url', ''), path)
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def _get_request_headers(self, environ):
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headers = {}
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for key in environ:
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if not key.startswith('HTTP_'):
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continue
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new_key = key.split('_')
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new_key = [k.capitalize() for k in new_key[1:]]
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new_key = '-'.join(new_key)
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headers[new_key] = environ[key]
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if 'CONTENT_TYPE' in environ:
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headers['Content-Type'] = environ['CONTENT_TYPE']
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if 'CONTENT_LENGTH' in environ:
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headers['Content-Length'] = environ['CONTENT_LENGTH']
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return headers
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def _get_response_headers(self, headers):
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headers = [
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(h, headers[h])
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for h in headers
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if h.lower() not in self.IGNORED_HEADERS
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]
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# Add custom response header to indicate that this is a VCS response
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# and which backend is used.
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headers.append(('X-RhodeCode-Backend', 'svn'))
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return headers
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class SimpleSvn(simplevcs.SimpleVCS):
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SCM = 'svn'
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READ_ONLY_COMMANDS = ('OPTIONS', 'PROPFIND', 'GET', 'REPORT')
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def _get_repository_name(self, environ):
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"""
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Gets repository name out of PATH_INFO header
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:param environ: environ where PATH_INFO is stored
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"""
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path = environ['PATH_INFO'].split('!')
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repo_name = path[0].strip('/')
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# SVN includes the whole path in it's requests, including
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# subdirectories inside the repo. Therefore we have to search for
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# the repo root directory.
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if not is_valid_repo(repo_name, self.basepath, self.SCM):
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current_path = ''
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for component in repo_name.split('/'):
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current_path += component
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if is_valid_repo(current_path, self.basepath, self.SCM):
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return current_path
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current_path += '/'
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return repo_name
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def _get_action(self, environ):
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return (
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'pull'
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if environ['REQUEST_METHOD'] in self.READ_ONLY_COMMANDS
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else 'push')
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def _create_wsgi_app(self, repo_path, repo_name, config):
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return SimpleSvnApp(config)
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def _create_config(self, extras, repo_name):
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server_url = rhodecode.CONFIG.get(
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'rhodecode_subversion_http_server_url', '')
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extras['subversion_http_server_url'] = (
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server_url or 'http://localhost/')
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return extras
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