Changeset - 89c30b145bb8
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Mads Kiilerich - 7 years ago 2018-08-08 02:23:11
mads@kiilerich.com
middleware: inline the _set_extras invocation from the __inject_extras method, leaving behind only functionality for augmenting ui from hgrc

I don't know about the logic for merging hg configs ... but for now it is left untouched.
2 files changed with 5 insertions and 26 deletions:
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kallithea/lib/middleware/simplegit.py
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@@ -87,150 +87,141 @@ class SimpleGit(BaseVCSController):
 
        if not is_valid_repo(repo_name, self.basepath, 'git'):
 
            return HTTPNotFound()(environ, start_response)
 

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

	
 
        #======================================================================
 
        # CHECK PERMISSIONS
 
        #======================================================================
 
        user, response_app = self._authorize(environ, start_response, action, repo_name, ip_addr)
 
        if response_app is not None:
 
            return response_app(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': user.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
 
        #===================================================================
 
        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 not user.is_default_user:
 
            log.debug('Checking locking on repository')
 
            make_lock, locked, locked_by = check_locking_state(action, repo_name, user)
 
            # 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)
 
        _set_extras(extras or {})
 

	
 
        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(user.username), ip_addr)
 
            app = self.__make_app(repo_name, repo_path, extras)
 
            result = app(environ, start_response)
 
            if action == 'push':
 
                result = WSGIResultCloseCallback(result,
 
                    lambda: self._invalidate_cache(repo_name))
 
            return result
 
        except HTTPLockedRC as e:
 
            log.debug('Locked, response %s: %s', e.code, e.title)
 
            return e(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
    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=safe_unicode(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_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 kallithea.lib.hooks import log_pull_action
 
        service = environ['QUERY_STRING'].split('=')
 

	
 
        if len(service) < 2:
 
            return
 

	
 
        from kallithea.model.db import Repository
 
        _repo = Repository.get_by_repo_name(repo_name)
 
        _repo = _repo.scm_instance
 

	
 
        _hooks = dict(baseui.configitems('hooks')) or {}
 
        if action == 'pull':
 
            # stupid git, emulate pre-pull hook !
 
            pull_lock_handling(ui=baseui, repo=_repo._repo)
 
        if action == 'pull' and _hooks.get(Ui.HOOK_PULL_LOG):
 
            log_pull_action(ui=baseui, repo=_repo._repo)
 

	
 
    def __inject_extras(self, repo_path, baseui, extras=None):
 
        """
 
        Injects some extra params into baseui instance
 

	
 
        :param baseui: baseui instance
 
        :param extras: dict with extra params to put into baseui
 
        """
 
        _set_extras(extras or {})
kallithea/lib/middleware/simplehg.py
Show inline comments
 
@@ -97,149 +97,137 @@ class SimpleHg(BaseVCSController):
 
            action = self.__get_action(environ)
 
        except HTTPBadRequest as e:
 
            return e(environ, start_response)
 

	
 
        #======================================================================
 
        # CHECK PERMISSIONS
 
        #======================================================================
 
        user, response_app = self._authorize(environ, start_response, action, repo_name, ip_addr)
 
        if response_app is not None:
 
            return response_app(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': user.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
 
        #======================================================================
 
        repo_path = os.path.join(safe_str(self.basepath), str_repo_name)
 
        log.debug('Repository path is %s', repo_path)
 

	
 
        # A Mercurial HTTP server will see listkeys operations (bookmarks,
 
        # phases and obsolescence marker) in a different request - we don't
 
        # want to check locking on those
 
        if environ['QUERY_STRING'] == 'cmd=listkeys':
 
            pass
 
        # CHECK LOCKING only if it's not ANONYMOUS USER
 
        elif not user.is_default_user:
 
            log.debug('Checking locking on repository')
 
            make_lock, locked, locked_by = check_locking_state(action, repo_name, user)
 
            # 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)
 
        self._augment_hgrc(repo_path, baseui)
 
        _set_extras(extras or {})
 

	
 
        try:
 
            log.info('%s action on Mercurial repo "%s" by "%s" from %s',
 
                     action, str_repo_name, safe_str(user.username), ip_addr)
 
            app = self.__make_app(repo_path, baseui, extras)
 
            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:
 
            # Before Mercurial 3.6, lock exceptions were caught here
 
            log.debug('Locked, response %s: %s', e.code, e.title)
 
            return e(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
 
        """
 
        class HgWebWrapper(hgweb_mod.hgweb):
 
            # Work-around for Mercurial 3.6+ causing lock exceptions to be
 
            # thrown late
 
            def _runwsgi(self, *args):
 
                try:
 
                    return super(HgWebWrapper, self)._runwsgi(*args)
 
                except HTTPLockedRC as e:
 
                    log.debug('Locked, response %s: %s', e.code, e.title)
 
                    try:
 
                        req, res, repo = args
 
                        res.status = e.status
 
                        res.headers['Content-Type'] = 'text/plain'
 
                        res.setbodybytes('')
 
                        return res.sendresponse()
 
                    except ValueError: # wsgiresponse was introduced in Mercurial 4.6 (a88d68dc3ee8)
 
                        req, repo = args
 
                        req.respond(e.status, 'text/plain')
 
                        return ''
 

	
 
        return HgWebWrapper(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_action(self, environ):
 
        """
 
        Maps mercurial request commands into a pull or push command.
 

	
 
        Raises HTTPBadRequest if the request environment doesn't look like a hg client.
 
        """
 
        mapping = {'unbundle': 'push',
 
                   'pushkey': 'push'}
 
        for qry in environ['QUERY_STRING'].split('&'):
 
            if qry.startswith('cmd'):
 
                cmd = qry.split('=')[-1]
 
                return mapping.get(cmd, 'pull')
 

	
 
        # Note: the client doesn't get the helpful error message
 
        raise HTTPBadRequest('Unable to detect pull/push action! Are you using non standard command or client?')
 

	
 
    def __inject_extras(self, repo_path, baseui, extras=None):
 
        """
 
        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
 
        """
 

	
 
    def _augment_hgrc(self, repo_path, baseui):
 
        """Augment baseui with config settings from the repo_path repo"""
 
        hgrc = os.path.join(repo_path, '.hg', 'hgrc')
 

	
 
        repoui = make_ui('file', hgrc)
 

	
 
        if repoui:
 
            # overwrite our ui instance with the section from hgrc file
 
            for section in ui_sections:
 
                for k, v in repoui.configitems(section):
 
                    baseui.setconfig(section, k, v)
 
        _set_extras(extras or {})
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