Changeset - 4c71667160e5
[Not reviewed]
beta
0 4 0
Marcin Kuzminski - 13 years ago 2012-08-15 00:22:53
marcin@python-works.com
use os.environ as a fallback for getting special info from hooks, this will allow
calling RhodeCode hooks from outside the system eg. via SSH
- also verify repo if it's a correct VCS throw 404 error otherwise
4 files changed with 43 insertions and 9 deletions:
0 comments (0 inline, 0 general)
rhodecode/lib/hooks.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
"""
 
    rhodecode.lib.hooks
 
    ~~~~~~~~~~~~~~~~~~~
 

	
 
    Hooks runned by rhodecode
 

	
 
    :created_on: Aug 6, 2010
 
    :author: marcink
 
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
 
    :license: GPLv3, see COPYING for more details.
 
"""
 
# 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/>.
 
import os
 
import sys
 
import binascii
 
from inspect import isfunction
 

	
 
from mercurial.scmutil import revrange
 
from mercurial.node import nullrev
 

	
 
from rhodecode.lib import helpers as h
 
from rhodecode.lib.utils import action_logger
 
from rhodecode.lib.vcs.backends.base import EmptyChangeset
 
from rhodecode.lib.compat import json
 

	
 

	
 
def _get_scm_size(alias, root_path):
 

	
 
    if not alias.startswith('.'):
 
        alias += '.'
 

	
 
    size_scm, size_root = 0, 0
 
    for path, dirs, files in os.walk(root_path):
 
        if path.find(alias) != -1:
 
            for f in files:
 
                try:
 
                    size_scm += os.path.getsize(os.path.join(path, f))
 
                except OSError:
 
                    pass
 
        else:
 
            for f in files:
 
                try:
 
                    size_root += os.path.getsize(os.path.join(path, f))
 
                except OSError:
 
                    pass
 

	
 
    size_scm_f = h.format_byte_size(size_scm)
 
    size_root_f = h.format_byte_size(size_root)
 
    size_total_f = h.format_byte_size(size_root + size_scm)
 

	
 
    return size_scm_f, size_root_f, size_total_f
 

	
 

	
 
def repo_size(ui, repo, hooktype=None, **kwargs):
 
    """
 
    Presents size of repository after push
 

	
 
    :param ui:
 
    :param repo:
 
    :param hooktype:
 
    """
 

	
 
    size_hg_f, size_root_f, size_total_f = _get_scm_size('.hg', repo.root)
 

	
 
    last_cs = repo[len(repo) - 1]
 

	
 
    msg = ('Repository size .hg:%s repo:%s total:%s\n'
 
           'Last revision is now r%s:%s\n') % (
 
        size_hg_f, size_root_f, size_total_f, last_cs.rev(), last_cs.hex()[:12]
 
    )
 

	
 
    sys.stdout.write(msg)
 

	
 

	
 
def log_pull_action(ui, repo, **kwargs):
 
    """
 
    Logs user last pull action
 

	
 
    :param ui:
 
    :param repo:
 
    """
 
    try:
 
        rc_extras = json.loads(os.environ.get('RC_SCM_DATA', "{}"))
 
    except:
 
        rc_extras = {}
 
    extras = dict(repo.ui.configitems('rhodecode_extras'))
 
    if 'username' in extras:
 
    username = extras['username']
 
    repository = extras['repository']
 
    scm = extras['scm']
 
    elif 'username' in rc_extras:
 
        username = rc_extras['username']
 
        repository = rc_extras['repository']
 
        scm = rc_extras['scm']
 
    else:
 
        raise Exception('Missing data in repo.ui and os.environ')
 

	
 
    action = 'pull'
 

	
 
    action_logger(username, action, repository, extras['ip'], commit=True)
 
    # extension hook call
 
    from rhodecode import EXTENSIONS
 
    callback = getattr(EXTENSIONS, 'PULL_HOOK', None)
 

	
 
    if isfunction(callback):
 
        kw = {}
 
        kw.update(extras)
 
        callback(**kw)
 
    return 0
 

	
 

	
 
def log_push_action(ui, repo, **kwargs):
 
    """
 
    Maps user last push action to new changeset id, from mercurial
 

	
 
    :param ui:
 
    :param repo: repo object containing the `ui` object
 
    """
 

	
 
    try:
 
        rc_extras = json.loads(os.environ.get('RC_SCM_DATA', "{}"))
 
    except:
 
        rc_extras = {}
 

	
 
    extras = dict(repo.ui.configitems('rhodecode_extras'))
 
    if 'username' in extras:
 
    username = extras['username']
 
    repository = extras['repository']
 
    action = extras['action'] + ':%s'
 
    scm = extras['scm']
 
    elif 'username' in rc_extras:
 
        username = rc_extras['username']
 
        repository = rc_extras['repository']
 
        scm = rc_extras['scm']
 
    else:
 
        raise Exception('Missing data in repo.ui and os.environ')
 

	
 
    action = 'push' + ':%s'
 

	
 
    if scm == 'hg':
 
        node = kwargs['node']
 

	
 
        def get_revs(repo, rev_opt):
 
            if rev_opt:
 
                revs = revrange(repo, rev_opt)
 

	
 
                if len(revs) == 0:
 
                    return (nullrev, nullrev)
 
                return (max(revs), min(revs))
 
            else:
 
                return (len(repo) - 1, 0)
 

	
 
        stop, start = get_revs(repo, [node + ':'])
 
        h = binascii.hexlify
 
        revs = [h(repo[r].node()) for r in xrange(start, stop + 1)]
 
    elif scm == 'git':
 
        revs = kwargs.get('_git_revs', [])
 
        if '_git_revs' in kwargs:
 
            kwargs.pop('_git_revs')
 

	
 
    action = action % ','.join(revs)
 

	
 
    action_logger(username, action, repository, extras['ip'], commit=True)
 

	
 
    # extension hook call
 
    from rhodecode import EXTENSIONS
 
    callback = getattr(EXTENSIONS, 'PUSH_HOOK', None)
 
    if isfunction(callback):
 
        kw = {'pushed_revs': revs}
 
        kw.update(extras)
 
        callback(**kw)
 
    return 0
 

	
 

	
 
def log_create_repository(repository_dict, created_by, **kwargs):
 
    """
 
    Post create repository Hook. This is a dummy function for admins to re-use
 
    if needed. It's taken from rhodecode-extensions module and executed
 
    if present
 

	
 
    :param repository: dict dump of repository object
 
    :param created_by: username who created repository
 
    :param created_date: date of creation
 

	
 
    available keys of repository_dict:
 

	
 
     'repo_type',
 
     'description',
 
     'private',
 
     'created_on',
 
     'enable_downloads',
 
     'repo_id',
 
     'user_id',
 
     'enable_statistics',
 
     'clone_uri',
 
     'fork_id',
 
     'group_id',
 
     'repo_name'
 

	
 
    """
 
    from rhodecode import EXTENSIONS
 
    callback = getattr(EXTENSIONS, 'CREATE_REPO_HOOK', None)
 
    if isfunction(callback):
 
        kw = {}
 
        kw.update(repository_dict)
 
        kw.update({'created_by': created_by})
 
        kw.update(kwargs)
 
        return callback(**kw)
 

	
 
    return 0
 

	
 

	
 
def handle_git_post_receive(repo_path, revs, env):
 
    """
 
    A really hacky method that is runned by git post-receive hook and logs
 
    an push action together with pushed revisions. It's executed by subprocess
 
    thus needs all info to be able to create a on the fly pylons enviroment,
 
    connect to database and run the logging code. Hacky as sh*t but works.
 

	
 
    :param repo_path:
 
    :type repo_path:
 
    :param revs:
 
    :type revs:
 
    :param env:
 
    :type env:
 
    """
 
    from paste.deploy import appconfig
 
    from sqlalchemy import engine_from_config
 
    from rhodecode.config.environment import load_environment
 
    from rhodecode.model import init_model
 
    from rhodecode.model.db import RhodeCodeUi
 
    from rhodecode.lib.utils import make_ui
 
    from rhodecode.model.db import Repository
 

	
rhodecode/lib/middleware/simplegit.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
"""
 
    rhodecode.lib.middleware.simplegit
 
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

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

	
 
    :created_on: Apr 28, 2010
 
    :author: marcink
 
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
 
    :license: GPLv3, see COPYING for more details.
 
"""
 
# 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/>.
 

	
 
import os
 
import re
 
import logging
 
import traceback
 

	
 
from dulwich import server as dulserver
 
from dulwich.web import LimitedInputFilter, GunzipFilter
 

	
 

	
 
class SimpleGitUploadPackHandler(dulserver.UploadPackHandler):
 

	
 
    def handle(self):
 
        write = lambda x: self.proto.write_sideband(1, x)
 

	
 
        graph_walker = dulserver.ProtocolGraphWalker(self,
 
                                                     self.repo.object_store,
 
                                                     self.repo.get_peeled)
 
        objects_iter = self.repo.fetch_objects(
 
          graph_walker.determine_wants, graph_walker, self.progress,
 
          get_tagged=self.get_tagged)
 

	
 
        # Did the process short-circuit (e.g. in a stateless RPC call)? Note
 
        # that the client still expects a 0-object pack in most cases.
 
        if objects_iter is None:
 
            return
 

	
 
        self.progress("counting objects: %d, done.\n" % len(objects_iter))
 
        dulserver.write_pack_objects(dulserver.ProtocolFile(None, write),
 
                                     objects_iter)
 
        messages = []
 
        messages.append('thank you for using rhodecode')
 

	
 
        for msg in messages:
 
            self.progress(msg + "\n")
 
        # we are done
 
        self.proto.write("0000")
 

	
 

	
 
dulserver.DEFAULT_HANDLERS = {
 
  #git-ls-remote, git-clone, git-fetch and git-pull
 
  'git-upload-pack': SimpleGitUploadPackHandler,
 
  #git-push
 
  'git-receive-pack': dulserver.ReceivePackHandler,
 
}
 

	
 
# not used for now until dulwich get's fixed
 
#from dulwich.repo import Repo
 
#from dulwich.web import make_wsgi_chain
 

	
 
from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError, \
 
    HTTPBadRequest, HTTPNotAcceptable
 

	
 
from rhodecode.lib.utils2 import safe_str
 
from rhodecode.lib.base import BaseVCSController
 
from rhodecode.lib.auth import get_container_username
 
from rhodecode.lib.utils import is_valid_repo, make_ui
 
from rhodecode.lib.compat import json
 
from rhodecode.model.db import User, RhodeCodeUi
 

	
 
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 != 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, start_response):
 
            return HTTPNotAcceptable('SSL REQUIRED !')(environ, start_response)
 
        ipaddr = 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:
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
        # quick check if that dir exists...
 
        if is_valid_repo(repo_name, self.basepath) is False:
 
        if is_valid_repo(repo_name, self.basepath, 'git') is False:
 
            return HTTPNotFound()(environ, start_response)
 

	
 
        #======================================================================
 
        # GET ACTION PULL or PUSH
 
        #======================================================================
 
        action = self.__get_action(environ)
 

	
 
        #======================================================================
 
        # CHECK ANONYMOUS PERMISSION
 
        #======================================================================
 
        if action in ['pull', 'push']:
 
            anonymous_user = self.__get_user('default')
 
            username = anonymous_user.username
 
            anonymous_perm = self._check_permission(action, anonymous_user,
 
                                                    repo_name)
 

	
 
            if anonymous_perm is not True or anonymous_user.active is False:
 
                if anonymous_perm is not True:
 
                    log.debug('Not enough credentials to access this '
 
                              'repository as anonymous user')
 
                if anonymous_user.active is False:
 
                    log.debug('Anonymous access is disabled, running '
 
                              'authentication')
 
                #==============================================================
 
                # DEFAULT PERM FAILED OR ANONYMOUS ACCESS IS DISABLED SO WE
 
                # NEED TO AUTHENTICATE AND ASK FOR AUTH USER PERMISSIONS
 
                #==============================================================
 

	
 
                # Attempting to retrieve username from the container
 
                username = get_container_username(environ, self.config)
 

	
 
                # If not authenticated by the container, running basic auth
 
                if not username:
 
                    self.authenticate.realm = \
 
                        safe_str(self.config['rhodecode_realm'])
 
                    result = self.authenticate(environ)
 
                    if isinstance(result, str):
 
                        AUTH_TYPE.update(environ, 'basic')
 
                        REMOTE_USER.update(environ, result)
 
                        username = result
 
                    else:
 
                        return result.wsgi_application(environ, start_response)
 

	
 
                #==============================================================
 
                # CHECK PERMISSIONS FOR THIS REQUEST USING GIVEN USERNAME
 
                #==============================================================
 
                try:
 
                    user = self.__get_user(username)
 
                    if user is None or not user.active:
 
                        return HTTPForbidden()(environ, start_response)
 
                    username = user.username
 
                except:
 
                    log.error(traceback.format_exc())
 
                    return HTTPInternalServerError()(environ, start_response)
 

	
 
                #check permissions for this repository
 
                perm = self._check_permission(action, user, repo_name)
 
                if perm is not True:
 
                    return HTTPForbidden()(environ, start_response)
 

	
 
        extras = {
 
            'ip': ipaddr,
 
            'username': username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'git',
 
        }
 

	
 
        # set the environ variables for this request
 
        os.environ['RC_SCM_DATA'] = json.dumps(extras)
 
        #===================================================================
 
        # GIT REQUEST HANDLING
 
        #===================================================================
 
        repo_path = os.path.join(safe_str(self.basepath), safe_str(repo_name))
 
        log.debug('Repository path is %s' % repo_path)
 

	
 
        baseui = make_ui('db')
 
        self.__inject_extras(repo_path, baseui, extras)
 

	
 
        try:
 
            # invalidate cache on push
 
            if action == 'push':
 
                self._invalidate_cache(repo_name)
 
            self._handle_githooks(repo_name, action, baseui, environ)
 

	
 
            log.info('%s action on GIT repo "%s"' % (action, repo_name))
 
            app = self.__make_app(repo_name, repo_path, username)
 
            return app(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 

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

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

	
 
        from rhodecode.lib.middleware.pygrack import make_wsgi_app
 
        app = make_wsgi_app(
 
            repo_root=safe_str(self.basepath),
 
            repo_name=repo_name,
 
            username=username,
 
        )
 
        app = GunzipFilter(LimitedInputFilter(app))
 
        return app
 

	
 
    def __get_repository(self, environ):
 
        """
 
        Get's 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:
 
            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',
 
            }
 
            op = mapping[service_cmd]
 
            self._git_stored_op = op
 
            return op
 
        else:
 
            # try to fallback to stored variable as we don't know if the last
 
            # operation is pull/push
 
            op = getattr(self, '_git_stored_op', 'pull')
 
        return op
 

	
 
    def _handle_githooks(self, repo_name, action, baseui, environ):
 
        """
 
        Handles pull action, push is handled by post-receive hook
 
        """
 
        from rhodecode.lib.hooks import log_pull_action
 
        service = environ['QUERY_STRING'].split('=')
 
        if len(service) < 2:
 
            return
 

	
 
        from rhodecode.model.db import Repository
 
        _repo = Repository.get_by_repo_name(repo_name)
 
        _repo = _repo.scm_instance
 
        _repo._repo.ui = baseui
 

	
 
        _hooks = dict(baseui.configitems('hooks')) or {}
 
        if action == 'pull' and _hooks.get(RhodeCodeUi.HOOK_PULL):
rhodecode/lib/middleware/simplehg.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
"""
 
    rhodecode.lib.middleware.simplehg
 
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

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

	
 
    :created_on: Apr 28, 2010
 
    :author: marcink
 
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
 
    :license: GPLv3, see COPYING for more details.
 
"""
 
# 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/>.
 

	
 
import os
 
import logging
 
import traceback
 
import urllib
 

	
 
from mercurial.error import RepoError
 
from mercurial.hgweb import hgweb_mod
 

	
 
from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError, \
 
    HTTPBadRequest, HTTPNotAcceptable
 

	
 
from rhodecode.lib.utils2 import safe_str
 
from rhodecode.lib.base import BaseVCSController
 
from rhodecode.lib.auth import get_container_username
 
from rhodecode.lib.utils import make_ui, is_valid_repo, ui_sections
 
from rhodecode.lib.compat import json
 
from rhodecode.model.db import User
 

	
 

	
 
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 HG %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, start_response):
 
            return HTTPNotAcceptable('SSL REQUIRED !')(environ, start_response)
 

	
 
        ipaddr = 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:
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
        # quick check if that dir exists...
 
        if is_valid_repo(repo_name, self.basepath) is False:
 
        if is_valid_repo(repo_name, self.basepath, 'hg') is False:
 
            return HTTPNotFound()(environ, start_response)
 

	
 
        #======================================================================
 
        # GET ACTION PULL or PUSH
 
        #======================================================================
 
        action = self.__get_action(environ)
 

	
 
        #======================================================================
 
        # CHECK ANONYMOUS PERMISSION
 
        #======================================================================
 
        if action in ['pull', 'push']:
 
            anonymous_user = self.__get_user('default')
 
            username = anonymous_user.username
 
            anonymous_perm = self._check_permission(action, anonymous_user,
 
                                                    repo_name)
 

	
 
            if anonymous_perm is not True or anonymous_user.active is False:
 
                if anonymous_perm is not True:
 
                    log.debug('Not enough credentials to access this '
 
                              'repository as anonymous user')
 
                if anonymous_user.active is False:
 
                    log.debug('Anonymous access is disabled, running '
 
                              'authentication')
 
                #==============================================================
 
                # DEFAULT PERM FAILED OR ANONYMOUS ACCESS IS DISABLED SO WE
 
                # NEED TO AUTHENTICATE AND ASK FOR AUTH USER PERMISSIONS
 
                #==============================================================
 

	
 
                # Attempting to retrieve username from the container
 
                username = get_container_username(environ, self.config)
 

	
 
                # If not authenticated by the container, running basic auth
 
                if not username:
 
                    self.authenticate.realm = \
 
                        safe_str(self.config['rhodecode_realm'])
 
                    result = self.authenticate(environ)
 
                    if isinstance(result, str):
 
                        AUTH_TYPE.update(environ, 'basic')
 
                        REMOTE_USER.update(environ, result)
 
                        username = result
 
                    else:
 
                        return result.wsgi_application(environ, start_response)
 

	
 
                #==============================================================
 
                # CHECK PERMISSIONS FOR THIS REQUEST USING GIVEN USERNAME
 
                #==============================================================
 
                try:
 
                    user = self.__get_user(username)
 
                    if user is None or not user.active:
 
                        return HTTPForbidden()(environ, start_response)
 
                    username = user.username
 
                except:
 
                    log.error(traceback.format_exc())
 
                    return HTTPInternalServerError()(environ, start_response)
 

	
 
                #check permissions for this repository
 
                perm = self._check_permission(action, user, repo_name)
 
                if perm is not True:
 
                    return HTTPForbidden()(environ, start_response)
 

	
 
        # extras are injected into mercurial UI object and later available
 
        # in hg hooks executed by rhodecode
 
        extras = {
 
            'ip': ipaddr,
 
            'username': username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'hg',
 
        }
 

	
 
        # set the environ variables for this request
 
        os.environ['RC_SCM_DATA'] = json.dumps(extras)
 
        #======================================================================
 
        # MERCURIAL REQUEST HANDLING
 
        #======================================================================
 
        repo_path = os.path.join(safe_str(self.basepath), safe_str(repo_name))
 
        log.debug('Repository path is %s' % repo_path)
 

	
 
        baseui = make_ui('db')
 
        self.__inject_extras(repo_path, baseui, extras)
 

	
 
        try:
 
            # invalidate cache on push
 
            if action == 'push':
 
                self._invalidate_cache(repo_name)
 
            log.info('%s action on HG repo "%s"' % (action, repo_name))
 
            app = self.__make_app(repo_path, baseui, extras)
 
            return app(environ, start_response)
 
        except RepoError, e:
 
            if str(e).find('not found') != -1:
 
                return HTTPNotFound()(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
    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):
 
        """
 
        Get's 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:
 
            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'
 

	
 
        raise Exception('Unable to detect pull/push action !!'
 
                        'Are you using non standard command or client ?')
 

	
 
    def __inject_extras(self, repo_path, baseui, extras={}):
 
        """
 
        Injects some extra params into baseui instance
 

	
 
        also overwrites global settings with those takes from local hgrc file
 

	
 
        :param baseui: baseui instance
 
        :param extras: dict with extra params to put into baseui
 
        """
 

	
 
        hgrc = os.path.join(repo_path, '.hg', 'hgrc')
 

	
 
        # make our hgweb quiet so it doesn't print output
 
        baseui.setconfig('ui', 'quiet', 'true')
 

	
 
        #inject some additional parameters that will be available in ui
 
        #for hooks
 
        for k, v in extras.items():
 
            baseui.setconfig('rhodecode_extras', k, v)
 

	
 
        repoui = make_ui('file', hgrc, False)
 

	
rhodecode/lib/utils.py
Show inline comments
 
@@ -110,205 +110,210 @@ def get_repos_group_slug(request):
 
    if _group:
 
        _group = _group.rstrip('/')
 
    return _group
 

	
 

	
 
def action_logger(user, action, repo, ipaddr='', sa=None, commit=False):
 
    """
 
    Action logger for various actions made by users
 

	
 
    :param user: user that made this action, can be a unique username string or
 
        object containing user_id attribute
 
    :param action: action to log, should be on of predefined unique actions for
 
        easy translations
 
    :param repo: string name of repository or object containing repo_id,
 
        that action was made on
 
    :param ipaddr: optional ip address from what the action was made
 
    :param sa: optional sqlalchemy session
 

	
 
    """
 

	
 
    if not sa:
 
        sa = meta.Session()
 

	
 
    try:
 
        if hasattr(user, 'user_id'):
 
            user_obj = user
 
        elif isinstance(user, basestring):
 
            user_obj = User.get_by_username(user)
 
        else:
 
            raise Exception('You have to provide user object or username')
 

	
 
        if hasattr(repo, 'repo_id'):
 
            repo_obj = Repository.get(repo.repo_id)
 
            repo_name = repo_obj.repo_name
 
        elif  isinstance(repo, basestring):
 
            repo_name = repo.lstrip('/')
 
            repo_obj = Repository.get_by_repo_name(repo_name)
 
        else:
 
            repo_obj = None
 
            repo_name = ''
 

	
 
        user_log = UserLog()
 
        user_log.user_id = user_obj.user_id
 
        user_log.action = safe_unicode(action)
 

	
 
        user_log.repository = repo_obj
 
        user_log.repository_name = repo_name
 

	
 
        user_log.action_date = datetime.datetime.now()
 
        user_log.user_ip = ipaddr
 
        sa.add(user_log)
 

	
 
        log.info(
 
            'Adding user %s, action %s on %s' % (user_obj, action,
 
                                                 safe_unicode(repo))
 
        )
 
        if commit:
 
            sa.commit()
 
    except:
 
        log.error(traceback.format_exc())
 
        raise
 

	
 

	
 
def get_repos(path, recursive=False):
 
    """
 
    Scans given path for repos and return (name,(type,path)) tuple
 

	
 
    :param path: path to scan for repositories
 
    :param recursive: recursive search and return names with subdirs in front
 
    """
 

	
 
    # remove ending slash for better results
 
    path = path.rstrip(os.sep)
 

	
 
    def _get_repos(p):
 
        if not os.access(p, os.W_OK):
 
            return
 
        for dirpath in os.listdir(p):
 
            if os.path.isfile(os.path.join(p, dirpath)):
 
                continue
 
            cur_path = os.path.join(p, dirpath)
 
            try:
 
                scm_info = get_scm(cur_path)
 
                yield scm_info[1].split(path, 1)[-1].lstrip(os.sep), scm_info
 
            except VCSError:
 
                if not recursive:
 
                    continue
 
                #check if this dir containts other repos for recursive scan
 
                rec_path = os.path.join(p, dirpath)
 
                if os.path.isdir(rec_path):
 
                    for inner_scm in _get_repos(rec_path):
 
                        yield inner_scm
 

	
 
    return _get_repos(path)
 

	
 

	
 
def is_valid_repo(repo_name, base_path):
 
def is_valid_repo(repo_name, base_path, scm=None):
 
    """
 
    Returns True if given path is a valid repository False otherwise
 
    Returns True if given path is a valid repository False otherwise.
 
    If scm param is given also compare if given scm is the same as expected 
 
    from scm parameter
 

	
 
    :param repo_name:
 
    :param base_path:
 
    :param scm:
 

	
 
    :return True: if given path is a valid repository
 
    """
 
    full_path = os.path.join(safe_str(base_path), safe_str(repo_name))
 

	
 
    try:
 
        get_scm(full_path)
 
        scm_ = get_scm(full_path)
 
        if scm:
 
            return scm_[0] == scm
 
        return True
 
    except VCSError:
 
        return False
 

	
 

	
 
def is_valid_repos_group(repos_group_name, base_path):
 
    """
 
    Returns True if given path is a repos group False otherwise
 

	
 
    :param repo_name:
 
    :param base_path:
 
    """
 
    full_path = os.path.join(safe_str(base_path), safe_str(repos_group_name))
 

	
 
    # check if it's not a repo
 
    if is_valid_repo(repos_group_name, base_path):
 
        return False
 

	
 
    try:
 
        # we need to check bare git repos at higher level
 
        # since we might match branches/hooks/info/objects or possible
 
        # other things inside bare git repo
 
        get_scm(os.path.dirname(full_path))
 
        return False
 
    except VCSError:
 
        pass
 

	
 
    # check if it's a valid path
 
    if os.path.isdir(full_path):
 
        return True
 

	
 
    return False
 

	
 

	
 
def ask_ok(prompt, retries=4, complaint='Yes or no, please!'):
 
    while True:
 
        ok = raw_input(prompt)
 
        if ok in ('y', 'ye', 'yes'):
 
            return True
 
        if ok in ('n', 'no', 'nop', 'nope'):
 
            return False
 
        retries = retries - 1
 
        if retries < 0:
 
            raise IOError
 
        print complaint
 

	
 
#propagated from mercurial documentation
 
ui_sections = ['alias', 'auth',
 
                'decode/encode', 'defaults',
 
                'diff', 'email',
 
                'extensions', 'format',
 
                'merge-patterns', 'merge-tools',
 
                'hooks', 'http_proxy',
 
                'smtp', 'patch',
 
                'paths', 'profiling',
 
                'server', 'trusted',
 
                'ui', 'web', ]
 

	
 

	
 
def make_ui(read_from='file', path=None, checkpaths=True):
 
    """
 
    A function that will read python rc files or database
 
    and make an mercurial ui object from read options
 

	
 
    :param path: path to mercurial config file
 
    :param checkpaths: check the path
 
    :param read_from: read from 'file' or 'db'
 
    """
 

	
 
    baseui = ui.ui()
 

	
 
    # clean the baseui object
 
    baseui._ocfg = config.config()
 
    baseui._ucfg = config.config()
 
    baseui._tcfg = config.config()
 

	
 
    if read_from == 'file':
 
        if not os.path.isfile(path):
 
            log.debug('hgrc file is not present at %s skipping...' % path)
 
            return False
 
        log.debug('reading hgrc from %s' % path)
 
        cfg = config.config()
 
        cfg.read(path)
 
        for section in ui_sections:
 
            for k, v in cfg.items(section):
 
                log.debug('settings ui from file[%s]%s:%s' % (section, k, v))
 
                baseui.setconfig(section, k, v)
 

	
 
    elif read_from == 'db':
 
        sa = meta.Session()
 
        ret = sa.query(RhodeCodeUi)\
 
            .options(FromCache("sql_cache_short", "get_hg_ui_settings"))\
 
            .all()
 

	
 
        hg_ui = ret
 
        for ui_ in hg_ui:
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