Changeset - d9386a3924db
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0 3 0
Mads Kiilerich - 10 years ago 2015-08-20 17:29:55
madski@unity3d.com
vcs: invalidate repo caches _after_ a push finishes

Caches were invalidated right after creating the result iterator, before
actually applying the change. Caches would thus be refreshed too early and soon
be outdated.

This bug was especially seen causing errors with missing revisions when
creating PRs right after pushing.
3 files changed with 29 insertions and 12 deletions:
0 comments (0 inline, 0 general)
kallithea/lib/base.py
Show inline comments
 
@@ -475,48 +475,65 @@ class BaseRepoController(BaseController)
 
            if route in ['delete_repo']:
 
                return
 

	
 
            if _dbr.repo_state in [Repository.STATE_PENDING]:
 
                if route in ['repo_creating_home']:
 
                    return
 
                check_url = url('repo_creating_home', repo_name=c.repo_name)
 
                return redirect(check_url)
 

	
 
            dbr = c.db_repo = _dbr
 
            c.db_repo_scm_instance = c.db_repo.scm_instance
 
            if c.db_repo_scm_instance is None:
 
                log.error('%s this repository is present in database but it '
 
                          'cannot be created as an scm instance', c.repo_name)
 
                from kallithea.lib import helpers as h
 
                h.flash(h.literal(_('Repository not found in the filesystem')),
 
                        category='error')
 
                raise paste.httpexceptions.HTTPNotFound()
 

	
 
            # some globals counter for menu
 
            c.repository_followers = self.scm_model.get_followers(dbr)
 
            c.repository_forks = self.scm_model.get_forks(dbr)
 
            c.repository_pull_requests = self.scm_model.get_pull_requests(dbr)
 
            c.repository_following = self.scm_model.is_following_repo(
 
                                    c.repo_name, self.authuser.user_id)
 

	
 
    @staticmethod
 
    def _get_ref_rev(repo, ref_type, ref_name, returnempty=False):
 
        """
 
        Safe way to get changeset. If error occurs show error.
 
        """
 
        from kallithea.lib import helpers as h
 
        try:
 
            return repo.scm_instance.get_ref_revision(ref_type, ref_name)
 
        except EmptyRepositoryError as e:
 
            if returnempty:
 
                return repo.scm_instance.EMPTY_CHANGESET
 
            h.flash(h.literal(_('There are no changesets yet')),
 
                    category='error')
 
            raise webob.exc.HTTPNotFound()
 
        except ChangesetDoesNotExistError as e:
 
            h.flash(h.literal(_('Changeset not found')),
 
                    category='error')
 
            raise webob.exc.HTTPNotFound()
 
        except RepositoryError as e:
 
            log.error(traceback.format_exc())
 
            h.flash(safe_str(e), category='error')
 
            raise webob.exc.HTTPBadRequest()
 

	
 

	
 
class WSGIResultCloseCallback(object):
 
    """Wrap a WSGI result and let close call close after calling the
 
    close method on the result.
 
    """
 
    def __init__(self, result, close):
 
        self._result = result
 
        self._close = close
 

	
 
    def __iter__(self):
 
        return iter(self._result)
 

	
 
    def close(self):
 
        if hasattr(self._result, 'close'):
 
            self._result.close()
 
        self._close()
kallithea/lib/middleware/simplegit.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
# 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, either version 3 of the License, or
 
# (at your option) any later version.
 
#
 
# This program is distributed in the hope that it will be useful,
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
# GNU General Public License for more details.
 
#
 
# You should have received a copy of the GNU General Public License
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
"""
 
kallithea.lib.middleware.simplegit
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

	
 
SimpleGit middleware for handling git protocol request (push/clone etc.)
 
It's implemented with basic auth function
 

	
 
This file was forked by the Kallithea project in July 2014.
 
Original author and date, and relevant copyright and licensing information is below:
 
:created_on: Apr 28, 2010
 
:author: marcink
 
:copyright: (c) 2013 RhodeCode GmbH, and others.
 
:license: GPLv3, see LICENSE.md for more details.
 

	
 
"""
 

	
 

	
 
import os
 
import re
 
import logging
 
import traceback
 

	
 
from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError, \
 
    HTTPNotAcceptable
 
from kallithea.model.db import User, Ui
 

	
 
from kallithea.lib.utils2 import safe_str, fix_PATH, get_server_url,\
 
    _set_extras
 
from kallithea.lib.base import BaseVCSController
 
from kallithea.lib.base import BaseVCSController, WSGIResultCloseCallback
 
from kallithea.lib.utils import make_ui, is_valid_repo
 
from kallithea.lib.exceptions import HTTPLockedRC
 
from kallithea.lib.hooks import pre_pull
 
from kallithea.lib import auth_modules
 

	
 
log = logging.getLogger(__name__)
 

	
 

	
 
GIT_PROTO_PAT = re.compile(r'^/(.+)/(info/refs|git-upload-pack|git-receive-pack)')
 

	
 

	
 
def is_git(environ):
 
    path_info = environ['PATH_INFO']
 
    isgit_path = GIT_PROTO_PAT.match(path_info)
 
    log.debug('pathinfo: %s detected as Git %s',
 
        path_info, isgit_path is not None
 
    )
 
    return isgit_path
 

	
 

	
 
class SimpleGit(BaseVCSController):
 

	
 
    def _handle_request(self, environ, start_response):
 
        if not is_git(environ):
 
            return self.application(environ, start_response)
 
        if not self._check_ssl(environ):
 
            return HTTPNotAcceptable('SSL REQUIRED !')(environ, start_response)
 

	
 
        ip_addr = self._get_ip_addr(environ)
 
        username = None
 
        self._git_first_op = False
 
        # skip passing error to error controller
 
        environ['pylons.status_code_redirect'] = True
 

	
 
        #======================================================================
 
        # EXTRACT REPOSITORY NAME FROM ENV
 
        #======================================================================
 
        try:
 
            repo_name = self.__get_repository(environ)
 
            log.debug('Extracted repo name is %s', repo_name)
 
        except Exception:
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
        # quick check if that dir exists...
 
        if not is_valid_repo(repo_name, self.basepath, 'git'):
 
            return HTTPNotFound()(environ, start_response)
 

	
 
        #======================================================================
 
@@ -158,108 +158,108 @@ class SimpleGit(BaseVCSController):
 
                    return HTTPForbidden()(environ, start_response)
 

	
 
        # extras are injected into UI object and later available
 
        # in hooks executed by kallithea
 
        from kallithea import CONFIG
 
        server_url = get_server_url(environ)
 
        extras = {
 
            'ip': ip_addr,
 
            'username': username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'git',
 
            'config': CONFIG['__file__'],
 
            'server_url': server_url,
 
            'make_lock': None,
 
            'locked_by': [None, None]
 
        }
 

	
 
        #===================================================================
 
        # GIT REQUEST HANDLING
 
        #===================================================================
 
        str_repo_name = safe_str(repo_name)
 
        repo_path = os.path.join(safe_str(self.basepath),str_repo_name)
 
        log.debug('Repository path is %s', repo_path)
 

	
 
        # CHECK LOCKING only if it's not ANONYMOUS USER
 
        if username != User.DEFAULT_USER:
 
            log.debug('Checking locking on repository')
 
            (make_lock,
 
             locked,
 
             locked_by) = self._check_locking_state(
 
                            environ=environ, action=action,
 
                            repo=repo_name, user_id=user.user_id
 
                       )
 
            # store the make_lock for later evaluation in hooks
 
            extras.update({'make_lock': make_lock,
 
                           'locked_by': locked_by})
 

	
 
        fix_PATH()
 
        log.debug('HOOKS extras is %s', extras)
 
        baseui = make_ui('db')
 
        self.__inject_extras(repo_path, baseui, extras)
 

	
 
        try:
 
            self._handle_githooks(repo_name, action, baseui, environ)
 
            log.info('%s action on Git repo "%s" by "%s" from %s',
 
                     action, str_repo_name, safe_str(username), ip_addr)
 
            app = self.__make_app(repo_name, repo_path, extras)
 
            return app(environ, start_response)
 
            result = app(environ, start_response)
 
            if action == 'push':
 
                result = WSGIResultCloseCallback(result,
 
                    lambda: self._invalidate_cache(repo_name))
 
            return result
 
        except HTTPLockedRC as e:
 
            _code = CONFIG.get('lock_ret_code')
 
            log.debug('Repository LOCKED ret code %s!', _code)
 
            return e(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 
        finally:
 
            # invalidate cache on push
 
            if action == 'push':
 
                self._invalidate_cache(repo_name)
 

	
 
    def __make_app(self, repo_name, repo_path, extras):
 
        """
 
        Make an wsgi application using dulserver
 

	
 
        :param repo_name: name of the repository
 
        :param repo_path: full path to the repository
 
        """
 

	
 
        from kallithea.lib.middleware.pygrack import make_wsgi_app
 
        app = make_wsgi_app(
 
            repo_root=safe_str(self.basepath),
 
            repo_name=repo_name,
 
            extras=extras,
 
        )
 
        return app
 

	
 
    def __get_repository(self, environ):
 
        """
 
        Gets repository name out of PATH_INFO header
 

	
 
        :param environ: environ where PATH_INFO is stored
 
        """
 
        try:
 
            environ['PATH_INFO'] = self._get_by_id(environ['PATH_INFO'])
 
            repo_name = GIT_PROTO_PAT.match(environ['PATH_INFO']).group(1)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
        return repo_name
 

	
 
    def __get_user(self, username):
 
        return User.get_by_username(username)
 

	
 
    def __get_action(self, environ):
 
        """
 
        Maps git request commands into a pull or push command.
 

	
 
        :param environ:
 
        """
 
        service = environ['QUERY_STRING'].split('=')
 

	
 
        if len(service) > 1:
 
            service_cmd = service[1]
 
            mapping = {
 
                'git-receive-pack': 'push',
 
                'git-upload-pack': 'pull',
kallithea/lib/middleware/simplehg.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
# 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, either version 3 of the License, or
 
# (at your option) any later version.
 
#
 
# This program is distributed in the hope that it will be useful,
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
# GNU General Public License for more details.
 
#
 
# You should have received a copy of the GNU General Public License
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
"""
 
kallithea.lib.middleware.simplehg
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

	
 
SimpleHg middleware for handling mercurial protocol request
 
(push/clone etc.). It's implemented with basic auth function
 

	
 
This file was forked by the Kallithea project in July 2014.
 
Original author and date, and relevant copyright and licensing information is below:
 
:created_on: Apr 28, 2010
 
:author: marcink
 
:copyright: (c) 2013 RhodeCode GmbH, and others.
 
:license: GPLv3, see LICENSE.md for more details.
 

	
 
"""
 

	
 

	
 
import os
 
import logging
 
import traceback
 

	
 
from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError, \
 
    HTTPNotAcceptable
 
from kallithea.model.db import User
 

	
 
from kallithea.lib.utils2 import safe_str, fix_PATH, get_server_url,\
 
    _set_extras
 
from kallithea.lib.base import BaseVCSController
 
from kallithea.lib.base import BaseVCSController, WSGIResultCloseCallback
 
from kallithea.lib.utils import make_ui, is_valid_repo, ui_sections
 
from kallithea.lib.vcs.utils.hgcompat import RepoError, hgweb_mod
 
from kallithea.lib.exceptions import HTTPLockedRC
 
from kallithea.lib import auth_modules
 

	
 
log = logging.getLogger(__name__)
 

	
 

	
 
def is_mercurial(environ):
 
    """
 
    Returns True if request's target is mercurial server - header
 
    ``HTTP_ACCEPT`` of such request would start with ``application/mercurial``.
 
    """
 
    http_accept = environ.get('HTTP_ACCEPT')
 
    path_info = environ['PATH_INFO']
 
    if http_accept and http_accept.startswith('application/mercurial'):
 
        ishg_path = True
 
    else:
 
        ishg_path = False
 

	
 
    log.debug('pathinfo: %s detected as Mercurial %s',
 
        path_info, ishg_path
 
    )
 
    return ishg_path
 

	
 

	
 
class SimpleHg(BaseVCSController):
 

	
 
    def _handle_request(self, environ, start_response):
 
        if not is_mercurial(environ):
 
            return self.application(environ, start_response)
 
        if not self._check_ssl(environ):
 
            return HTTPNotAcceptable('SSL REQUIRED !')(environ, start_response)
 

	
 
        ip_addr = self._get_ip_addr(environ)
 
        username = None
 
        # skip passing error to error controller
 
        environ['pylons.status_code_redirect'] = True
 

	
 
        #======================================================================
 
        # EXTRACT REPOSITORY NAME FROM ENV
 
        #======================================================================
 
        try:
 
            repo_name = environ['REPO_NAME'] = self.__get_repository(environ)
 
            log.debug('Extracted repo name is %s', repo_name)
 
        except Exception:
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
@@ -160,111 +160,111 @@ class SimpleHg(BaseVCSController):
 
                perm = self._check_permission(action, user, repo_name, ip_addr)
 
                if not perm:
 
                    return HTTPForbidden()(environ, start_response)
 

	
 
        # extras are injected into mercurial UI object and later available
 
        # in hg hooks executed by kallithea
 
        from kallithea import CONFIG
 
        server_url = get_server_url(environ)
 
        extras = {
 
            'ip': ip_addr,
 
            'username': username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'hg',
 
            'config': CONFIG['__file__'],
 
            'server_url': server_url,
 
            'make_lock': None,
 
            'locked_by': [None, None]
 
        }
 
        #======================================================================
 
        # MERCURIAL REQUEST HANDLING
 
        #======================================================================
 
        str_repo_name = safe_str(repo_name)
 
        repo_path = os.path.join(safe_str(self.basepath), str_repo_name)
 
        log.debug('Repository path is %s', repo_path)
 

	
 
        # CHECK LOCKING only if it's not ANONYMOUS USER
 
        if username != User.DEFAULT_USER:
 
            log.debug('Checking locking on repository')
 
            (make_lock,
 
             locked,
 
             locked_by) = self._check_locking_state(
 
                            environ=environ, action=action,
 
                            repo=repo_name, user_id=user.user_id
 
                       )
 
            # store the make_lock for later evaluation in hooks
 
            extras.update({'make_lock': make_lock,
 
                           'locked_by': locked_by})
 

	
 
        fix_PATH()
 
        log.debug('HOOKS extras is %s', extras)
 
        baseui = make_ui('db')
 
        self.__inject_extras(repo_path, baseui, extras)
 

	
 
        try:
 
            log.info('%s action on Mercurial repo "%s" by "%s" from %s',
 
                     action, str_repo_name, safe_str(username), ip_addr)
 
            app = self.__make_app(repo_path, baseui, extras)
 
            return app(environ, start_response)
 
            result = app(environ, start_response)
 
            if action == 'push':
 
                result = WSGIResultCloseCallback(result,
 
                    lambda: self._invalidate_cache(repo_name))
 
            return result
 
        except RepoError as e:
 
            if str(e).find('not found') != -1:
 
                return HTTPNotFound()(environ, start_response)
 
        except HTTPLockedRC as e:
 
            _code = CONFIG.get('lock_ret_code')
 
            log.debug('Repository LOCKED ret code %s!', _code)
 
            return e(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 
        finally:
 
            # invalidate cache on push
 
            if action == 'push':
 
                self._invalidate_cache(repo_name)
 

	
 
    def __make_app(self, repo_name, baseui, extras):
 
        """
 
        Make an wsgi application using hgweb, and inject generated baseui
 
        instance, additionally inject some extras into ui object
 
        """
 
        return hgweb_mod.hgweb(repo_name, name=repo_name, baseui=baseui)
 

	
 
    def __get_repository(self, environ):
 
        """
 
        Gets repository name out of PATH_INFO header
 

	
 
        :param environ: environ where PATH_INFO is stored
 
        """
 
        try:
 
            environ['PATH_INFO'] = self._get_by_id(environ['PATH_INFO'])
 
            repo_name = '/'.join(environ['PATH_INFO'].split('/')[1:])
 
            if repo_name.endswith('/'):
 
                repo_name = repo_name.rstrip('/')
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
        return repo_name
 

	
 
    def __get_user(self, username):
 
        return User.get_by_username(username)
 

	
 
    def __get_action(self, environ):
 
        """
 
        Maps mercurial request commands into a clone,pull or push command.
 
        This should always return a valid command string
 

	
 
        :param environ:
 
        """
 
        mapping = {'changegroup': 'pull',
 
                   'changegroupsubset': 'pull',
 
                   'stream_out': 'pull',
 
                   'listkeys': 'pull',
 
                   'unbundle': 'push',
 
                   'pushkey': 'push', }
 
        for qry in environ['QUERY_STRING'].split('&'):
 
            if qry.startswith('cmd'):
 
                cmd = qry.split('=')[-1]
 
                if cmd in mapping:
 
                    return mapping[cmd]
 

	
 
                return 'pull'
0 comments (0 inline, 0 general)