Changeset - 6c23e72437e3
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Marcin Kuzminski - 15 years ago 2010-07-04 00:52:47
marcin@python-works.com
mercurial middleware now returns 500's instead of 404 on errors and 404 when repo not found, added tracebacks
1 file changed with 17 insertions and 6 deletions:
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pylons_app/lib/middleware/simplehg.py
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#!/usr/bin/env python
 
# encoding: utf-8
 
# middleware to handle mercurial api calls
 
# Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com>
 
from mercurial.error import RepoError
 
 
 
# This program is free software; you can redistribute it and/or
 
# modify it under the terms of the GNU General Public License
 
# as published by the Free Software Foundation; version 2
 
# of the License or (at your opinion) any later version of the license.
 
# 
 
@@ -29,16 +30,17 @@ from datetime import datetime
 
from itertools import chain
 
from mercurial.hgweb import hgweb
 
from mercurial.hgweb.request import wsgiapplication
 
from paste.auth.basic import AuthBasicAuthenticator
 
from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
from pylons_app.lib.auth import authfunc, HasPermissionAnyMiddleware
 
from pylons_app.lib.utils import is_mercurial, make_ui, invalidate_cache
 
from pylons_app.lib.utils import is_mercurial, make_ui, invalidate_cache, \
 
    check_repo_fast
 
from pylons_app.model import meta
 
from pylons_app.model.db import UserLog, User
 
from webob.exc import HTTPNotFound, HTTPForbidden
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError
 
import logging
 
import os
 
import traceback
 
log = logging.getLogger(__name__)
 

	
 
class SimpleHg(object):
 
@@ -65,28 +67,29 @@ class SimpleHg(object):
 
                    REMOTE_USER.update(environ, result)
 
                else:
 
                    return result.wsgi_application(environ, start_response)
 
            
 
            try:
 
                repo_name = '/'.join(environ['PATH_INFO'].split('/')[1:])
 
            except Exception as e:
 
            except:
 
                log.error(traceback.format_exc())
 
                return HTTPNotFound()(environ, start_response)
 
                return HTTPInternalServerError()(environ, start_response)
 
            
 
            #===================================================================
 
            # CHECK PERMISSIONS FOR THIS REQUEST
 
            #===================================================================
 
            action = self.__get_action(environ)
 
            if action:
 
                username = self.__get_environ_user(environ)
 
                try:
 
                    sa = meta.Session
 
                    user = sa.query(User)\
 
                        .filter(User.username == username).one()
 
                except:
 
                    return HTTPNotFound()(environ, start_response)
 
                    log.error(traceback.format_exc())
 
                    return HTTPInternalServerError()(environ, start_response)
 
                #check permissions for this repository
 
                if action == 'pull':
 
                    if not HasPermissionAnyMiddleware('repository.read',
 
                                                      'repository.write',
 
                                                      'repository.admin')\
 
                                                        (user, repo_name):
 
@@ -107,17 +110,25 @@ class SimpleHg(object):
 
            # MERCURIAL REQUEST HANDLING
 
            #===================================================================
 
            environ['PATH_INFO'] = '/'#since we wrap into hgweb, reset the path
 
            self.baseui = make_ui(self.config['hg_app_repo_conf'])
 
            self.basepath = self.config['base_path']
 
            self.repo_path = os.path.join(self.basepath, repo_name)
 

	
 
            #quick check if that dir exists...
 
            if check_repo_fast(repo_name, self.basepath):
 
                return HTTPNotFound()(environ, start_response)
 
            
 
            try:
 
                app = wsgiapplication(self.__make_app)
 
            except RepoError as e:
 
                if str(e).find('not found') != -1:
 
                    return HTTPNotFound()(environ, start_response)
 
            except Exception:
 
                log.error(traceback.format_exc())
 
                return HTTPNotFound()(environ, start_response)
 
                return HTTPInternalServerError()(environ, start_response)
 
            
 
            
 
            #invalidate cache on push
 
            if action == 'push':
 
                self.__invalidate_cache(repo_name)
 
                
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