# -*- coding: utf-8 -*- # Copyright (C) 2010-2020 RhodeCode GmbH # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License, version 3 # (only), as published by the Free Software Foundation. # # 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 Affero General Public License # along with this program. If not, see . # # This program is dual-licensed. If you wish to learn more about the # RhodeCode Enterprise Edition, including its added features, Support services, # and proprietary license terms, please see https://rhodecode.com/licenses/ import os import sys import collections import tempfile import time import logging.config from paste.gzipper import make_gzip_middleware import pyramid.events from pyramid.wsgi import wsgiapp from pyramid.authorization import ACLAuthorizationPolicy from pyramid.config import Configurator from pyramid.settings import asbool, aslist from pyramid.httpexceptions import ( HTTPException, HTTPError, HTTPInternalServerError, HTTPFound, HTTPNotFound) from pyramid.renderers import render_to_response from rhodecode.model import meta from rhodecode.config import patches from rhodecode.config import utils as config_utils from rhodecode.config.settings_maker import SettingsMaker from rhodecode.config.environment import load_pyramid_environment import rhodecode.events from rhodecode.lib.middleware.vcs import VCSMiddleware from rhodecode.lib.request import Request from rhodecode.lib.vcs import VCSCommunicationError from rhodecode.lib.exceptions import VCSServerUnavailable from rhodecode.lib.middleware.appenlight import wrap_in_appenlight_if_enabled from rhodecode.lib.middleware.https_fixup import HttpsFixup from rhodecode.lib.plugins.utils import register_rhodecode_plugin from rhodecode.lib.utils2 import AttributeDict from rhodecode.lib.exc_tracking import store_exception from rhodecode.subscribers import ( scan_repositories_if_enabled, write_js_routes_if_enabled, write_metadata_if_needed, write_usage_data) from rhodecode.lib.statsd_client import StatsdClient log = logging.getLogger(__name__) def is_http_error(response): # error which should have traceback return response.status_code > 499 def should_load_all(): """ Returns if all application components should be loaded. In some cases it's desired to skip apps loading for faster shell script execution """ ssh_cmd = os.environ.get('RC_CMD_SSH_WRAPPER') if ssh_cmd: return False return True def make_pyramid_app(global_config, **settings): """ Constructs the WSGI application based on Pyramid. Specials: * The application can also be integrated like a plugin via the call to `includeme`. This is accompanied with the other utility functions which are called. Changing this should be done with great care to not break cases when these fragments are assembled from another place. """ start_time = time.time() log.info('Pyramid app config starting') sanitize_settings_and_apply_defaults(global_config, settings) # init and bootstrap StatsdClient StatsdClient.setup(settings) config = Configurator(settings=settings) # Init our statsd at very start config.registry.statsd = StatsdClient.statsd # Apply compatibility patches patches.inspect_getargspec() load_pyramid_environment(global_config, settings) # Static file view comes first includeme_first(config) includeme(config) pyramid_app = config.make_wsgi_app() pyramid_app = wrap_app_in_wsgi_middlewares(pyramid_app, config) pyramid_app.config = config celery_settings = get_celery_config(settings) config.configure_celery(celery_settings) # creating the app uses a connection - return it after we are done meta.Session.remove() total_time = time.time() - start_time log.info('Pyramid app `%s` created and configured in %.2fs', getattr(pyramid_app, 'func_name', 'pyramid_app'), total_time) return pyramid_app def get_celery_config(settings): """ Converts basic ini configuration into celery 4.X options """ def key_converter(key_name): pref = 'celery.' if key_name.startswith(pref): return key_name[len(pref):].replace('.', '_').lower() def type_converter(parsed_key, value): # cast to int if value.isdigit(): return int(value) # cast to bool if value.lower() in ['true', 'false', 'True', 'False']: return value.lower() == 'true' return value celery_config = {} for k, v in settings.items(): pref = 'celery.' if k.startswith(pref): celery_config[key_converter(k)] = type_converter(key_converter(k), v) # TODO:rethink if we want to support celerybeat based file config, probably NOT # beat_config = {} # for section in parser.sections(): # if section.startswith('celerybeat:'): # name = section.split(':', 1)[1] # beat_config[name] = get_beat_config(parser, section) # final compose of settings celery_settings = {} if celery_config: celery_settings.update(celery_config) # if beat_config: # celery_settings.update({'beat_schedule': beat_config}) return celery_settings def not_found_view(request): """ This creates the view which should be registered as not-found-view to pyramid. """ if not getattr(request, 'vcs_call', None): # handle like regular case with our error_handler return error_handler(HTTPNotFound(), request) # handle not found view as a vcs call settings = request.registry.settings ae_client = getattr(request, 'ae_client', None) vcs_app = VCSMiddleware( HTTPNotFound(), request.registry, settings, appenlight_client=ae_client) return wsgiapp(vcs_app)(None, request) def error_handler(exception, request): import rhodecode from rhodecode.lib import helpers from rhodecode.lib.utils2 import str2bool rhodecode_title = rhodecode.CONFIG.get('rhodecode_title') or 'RhodeCode' base_response = HTTPInternalServerError() # prefer original exception for the response since it may have headers set if isinstance(exception, HTTPException): base_response = exception elif isinstance(exception, VCSCommunicationError): base_response = VCSServerUnavailable() if is_http_error(base_response): log.exception( 'error occurred handling this request for path: %s', request.path) error_explanation = base_response.explanation or str(base_response) if base_response.status_code == 404: error_explanation += " Optionally you don't have permission to access this page." c = AttributeDict() c.error_message = base_response.status c.error_explanation = error_explanation c.visual = AttributeDict() c.visual.rhodecode_support_url = ( request.registry.settings.get('rhodecode_support_url') or request.route_url('rhodecode_support') ) c.redirect_time = 0 c.rhodecode_name = rhodecode_title if not c.rhodecode_name: c.rhodecode_name = 'Rhodecode' c.causes = [] if is_http_error(base_response): c.causes.append('Server is overloaded.') c.causes.append('Server database connection is lost.') c.causes.append('Server expected unhandled error.') if hasattr(base_response, 'causes'): c.causes = base_response.causes c.messages = helpers.flash.pop_messages(request=request) exc_info = sys.exc_info() c.exception_id = id(exc_info) c.show_exception_id = isinstance(base_response, VCSServerUnavailable) \ or base_response.status_code > 499 c.exception_id_url = request.route_url( 'admin_settings_exception_tracker_show', exception_id=c.exception_id) if c.show_exception_id: store_exception(c.exception_id, exc_info) c.exception_debug = str2bool(rhodecode.CONFIG.get('debug')) c.exception_config_ini = rhodecode.CONFIG.get('__file__') response = render_to_response( '/errors/error_document.mako', {'c': c, 'h': helpers}, request=request, response=base_response) statsd = request.registry.statsd if statsd and base_response.status_code > 499: exc_type = "{}.{}".format(exception.__class__.__module__, exception.__class__.__name__) statsd.incr('rhodecode_exception_total', tags=["exc_source:web", "http_code:{}".format(base_response.status_code), "type:{}".format(exc_type)]) return response def includeme_first(config): # redirect automatic browser favicon.ico requests to correct place def favicon_redirect(context, request): return HTTPFound( request.static_path('rhodecode:public/images/favicon.ico')) config.add_view(favicon_redirect, route_name='favicon') config.add_route('favicon', '/favicon.ico') def robots_redirect(context, request): return HTTPFound( request.static_path('rhodecode:public/robots.txt')) config.add_view(robots_redirect, route_name='robots') config.add_route('robots', '/robots.txt') config.add_static_view( '_static/deform', 'deform:static') config.add_static_view( '_static/rhodecode', path='rhodecode:public', cache_max_age=3600 * 24) def includeme(config, auth_resources=None): from rhodecode.lib.celerylib.loader import configure_celery log.debug('Initializing main includeme from %s', os.path.basename(__file__)) settings = config.registry.settings config.set_request_factory(Request) # plugin information config.registry.rhodecode_plugins = collections.OrderedDict() config.add_directive( 'register_rhodecode_plugin', register_rhodecode_plugin) config.add_directive('configure_celery', configure_celery) if settings.get('appenlight', False): config.include('appenlight_client.ext.pyramid_tween') load_all = should_load_all() # Includes which are required. The application would fail without them. config.include('pyramid_mako') config.include('rhodecode.lib.rc_beaker') config.include('rhodecode.lib.rc_cache') config.include('rhodecode.apps._base.navigation') config.include('rhodecode.apps._base.subscribers') config.include('rhodecode.tweens') config.include('rhodecode.authentication') if load_all: ce_auth_resources = [ 'rhodecode.authentication.plugins.auth_crowd', 'rhodecode.authentication.plugins.auth_headers', 'rhodecode.authentication.plugins.auth_jasig_cas', 'rhodecode.authentication.plugins.auth_ldap', 'rhodecode.authentication.plugins.auth_pam', 'rhodecode.authentication.plugins.auth_rhodecode', 'rhodecode.authentication.plugins.auth_token', ] # load CE authentication plugins if auth_resources: ce_auth_resources.extend(auth_resources) for resource in ce_auth_resources: config.include(resource) # Auto discover authentication plugins and include their configuration. if asbool(settings.get('auth_plugin.import_legacy_plugins', 'true')): from rhodecode.authentication import discover_legacy_plugins discover_legacy_plugins(config) # apps if load_all: config.include('rhodecode.api') config.include('rhodecode.apps._base') config.include('rhodecode.apps.hovercards') config.include('rhodecode.apps.ops') config.include('rhodecode.apps.channelstream') config.include('rhodecode.apps.file_store') config.include('rhodecode.apps.admin') config.include('rhodecode.apps.login') config.include('rhodecode.apps.home') config.include('rhodecode.apps.journal') config.include('rhodecode.apps.repository') config.include('rhodecode.apps.repo_group') config.include('rhodecode.apps.user_group') config.include('rhodecode.apps.search') config.include('rhodecode.apps.user_profile') config.include('rhodecode.apps.user_group_profile') config.include('rhodecode.apps.my_account') config.include('rhodecode.apps.gist') config.include('rhodecode.apps.svn_support') config.include('rhodecode.apps.ssh_support') config.include('rhodecode.apps.debug_style') if load_all: config.include('rhodecode.integrations') config.add_route('rhodecode_support', 'https://rhodecode.com/help/', static=True) config.add_translation_dirs('rhodecode:i18n/') settings['default_locale_name'] = settings.get('lang', 'en') # Add subscribers. if load_all: config.add_subscriber(scan_repositories_if_enabled, pyramid.events.ApplicationCreated) config.add_subscriber(write_metadata_if_needed, pyramid.events.ApplicationCreated) config.add_subscriber(write_usage_data, pyramid.events.ApplicationCreated) config.add_subscriber(write_js_routes_if_enabled, pyramid.events.ApplicationCreated) # request custom methods config.add_request_method( 'rhodecode.lib.partial_renderer.get_partial_renderer', 'get_partial_renderer') config.add_request_method( 'rhodecode.lib.request_counter.get_request_counter', 'request_count') # Set the authorization policy. authz_policy = ACLAuthorizationPolicy() config.set_authorization_policy(authz_policy) # Set the default renderer for HTML templates to mako. config.add_mako_renderer('.html') config.add_renderer( name='json_ext', factory='rhodecode.lib.ext_json_renderer.pyramid_ext_json') config.add_renderer( name='string_html', factory='rhodecode.lib.string_renderer.html') # include RhodeCode plugins includes = aslist(settings.get('rhodecode.includes', [])) for inc in includes: config.include(inc) # custom not found view, if our pyramid app doesn't know how to handle # the request pass it to potential VCS handling ap config.add_notfound_view(not_found_view) if not settings.get('debugtoolbar.enabled', False): # disabled debugtoolbar handle all exceptions via the error_handlers config.add_view(error_handler, context=Exception) # all errors including 403/404/50X config.add_view(error_handler, context=HTTPError) def wrap_app_in_wsgi_middlewares(pyramid_app, config): """ Apply outer WSGI middlewares around the application. """ registry = config.registry settings = registry.settings # enable https redirects based on HTTP_X_URL_SCHEME set by proxy pyramid_app = HttpsFixup(pyramid_app, settings) pyramid_app, _ae_client = wrap_in_appenlight_if_enabled( pyramid_app, settings) registry.ae_client = _ae_client if settings['gzip_responses']: pyramid_app = make_gzip_middleware( pyramid_app, settings, compress_level=1) # this should be the outer most middleware in the wsgi stack since # middleware like Routes make database calls def pyramid_app_with_cleanup(environ, start_response): try: return pyramid_app(environ, start_response) finally: # Dispose current database session and rollback uncommitted # transactions. meta.Session.remove() # In a single threaded mode server, on non sqlite db we should have # '0 Current Checked out connections' at the end of a request, # if not, then something, somewhere is leaving a connection open pool = meta.Base.metadata.bind.engine.pool log.debug('sa pool status: %s', pool.status()) log.debug('Request processing finalized') return pyramid_app_with_cleanup def sanitize_settings_and_apply_defaults(global_config, settings): """ Applies settings defaults and does all type conversion. We would move all settings parsing and preparation into this place, so that we have only one place left which deals with this part. The remaining parts of the application would start to rely fully on well prepared settings. This piece would later be split up per topic to avoid a big fat monster function. """ global_settings_maker = SettingsMaker(global_config) global_settings_maker.make_setting('debug', default=False, parser='bool') debug_enabled = asbool(global_config.get('debug')) settings_maker = SettingsMaker(settings) settings_maker.make_setting( 'logging.autoconfigure', default=True, parser='bool') logging_conf = os.path.join(os.path.dirname(global_config.get('__file__')), 'logging.ini') settings_maker.enable_logging(logging_conf, level='INFO' if debug_enabled else 'DEBUG') # Default includes, possible to change as a user pyramid_includes = settings_maker.make_setting('pyramid.includes', [], parser='list:newline') log.debug( "Using the following pyramid.includes: %s", pyramid_includes) settings_maker.make_setting('rhodecode.edition', 'Community Edition') settings_maker.make_setting('rhodecode.edition_id', 'CE') if 'mako.default_filters' not in settings: # set custom default filters if we don't have it defined settings['mako.imports'] = 'from rhodecode.lib.base import h_filter' settings['mako.default_filters'] = 'h_filter' if 'mako.directories' not in settings: mako_directories = settings.setdefault('mako.directories', [ # Base templates of the original application 'rhodecode:templates', ]) log.debug( "Using the following Mako template directories: %s", mako_directories) # NOTE(marcink): fix redis requirement for schema of connection since 3.X if 'beaker.session.type' in settings and settings['beaker.session.type'] == 'ext:redis': raw_url = settings['beaker.session.url'] if not raw_url.startswith(('redis://', 'rediss://', 'unix://')): settings['beaker.session.url'] = 'redis://' + raw_url settings_maker.make_setting('__file__', global_config.get('__file__')) # TODO: johbo: Re-think this, usually the call to config.include # should allow to pass in a prefix. settings_maker.make_setting('rhodecode.api.url', '/_admin/api') # Sanitize generic settings. settings_maker.make_setting('default_encoding', 'UTF-8', parser='list') settings_maker.make_setting('is_test', False, parser='bool') settings_maker.make_setting('gzip_responses', False, parser='bool') settings_maker.make_setting('vcs.svn.compatible_version', '') settings_maker.make_setting('vcs.hooks.protocol', 'http') settings_maker.make_setting('vcs.hooks.host', '127.0.0.1') settings_maker.make_setting('vcs.scm_app_implementation', 'http') settings_maker.make_setting('vcs.server', '') settings_maker.make_setting('vcs.server.protocol', 'http') settings_maker.make_setting('startup.import_repos', 'false', parser='bool') settings_maker.make_setting('vcs.hooks.direct_calls', 'false', parser='bool') settings_maker.make_setting('vcs.server.enable', 'true', parser='bool') settings_maker.make_setting('vcs.start_server', 'false', parser='bool') settings_maker.make_setting('vcs.backends', 'hg, git, svn', parser='list') settings_maker.make_setting('vcs.connection_timeout', 3600, parser='int') settings_maker.make_setting('vcs.methods.cache', True, parser='bool') # Support legacy values of vcs.scm_app_implementation. Legacy # configurations may use 'rhodecode.lib.middleware.utils.scm_app_http', or # disabled since 4.13 'vcsserver.scm_app' which is now mapped to 'http'. scm_app_impl = settings['vcs.scm_app_implementation'] if scm_app_impl in ['rhodecode.lib.middleware.utils.scm_app_http', 'vcsserver.scm_app']: settings['vcs.scm_app_implementation'] = 'http' settings_maker.make_setting('appenlight', False, parser='bool') _sanitize_cache_settings(settings) # configure instance id config_utils.set_instance_id(settings) return settings def _sanitize_cache_settings(settings): settings_maker = SettingsMaker(settings) temp_store = tempfile.gettempdir() default_cache_dir = os.path.join(temp_store, 'rc_cache') # save default, cache dir, and use it for all backends later. default_cache_dir = settings_maker.make_setting( 'cache_dir', default=default_cache_dir, default_when_empty=True, parser='dir:ensured') # exception store cache settings_maker.make_setting( 'exception_tracker.store_path', default=os.path.join(default_cache_dir, 'exc_store'), default_when_empty=True, parser='dir:ensured' ) settings_maker.make_setting( 'celerybeat-schedule.path', default=os.path.join(default_cache_dir, 'celerybeat_schedule', 'celerybeat-schedule.db'), default_when_empty=True, parser='file:ensured' ) settings_maker.make_setting('exception_tracker.send_email', False, parser='bool') settings_maker.make_setting('exception_tracker.email_prefix', '[RHODECODE ERROR]', default_when_empty=True) # cache_perms settings_maker.make_setting('rc_cache.cache_perms.backend', 'dogpile.cache.rc.file_namespace') settings_maker.make_setting('rc_cache.cache_perms.expiration_time', 60, parser='int') settings_maker.make_setting('rc_cache.cache_perms.arguments.filename', os.path.join(default_cache_dir, 'rhodecode_cache_perms.db')) # cache_repo settings_maker.make_setting('rc_cache.cache_repo.backend', 'dogpile.cache.rc.file_namespace') settings_maker.make_setting('rc_cache.cache_repo.expiration_time', 60, parser='int') settings_maker.make_setting('rc_cache.cache_repo.arguments.filename', os.path.join(default_cache_dir, 'rhodecode_cache_repo.db')) # cache_license settings_maker.make_setting('rc_cache.cache_license.backend', 'dogpile.cache.rc.file_namespace') settings_maker.make_setting('rc_cache.cache_license.expiration_time', 5*60, parser='int') settings_maker.make_setting('rc_cache.cache_license.arguments.filename', os.path.join(default_cache_dir, 'rhodecode_cache_license.db')) # cache_repo_longterm memory, 96H settings_maker.make_setting('rc_cache.cache_repo_longterm.backend', 'dogpile.cache.rc.memory_lru') settings_maker.make_setting('rc_cache.cache_repo_longterm.expiration_time', 345600, parser='int') settings_maker.make_setting('rc_cache.cache_repo_longterm.max_size', 10000, parser='int') # sql_cache_short settings_maker.make_setting('rc_cache.sql_cache_short.backend', 'dogpile.cache.rc.memory_lru') settings_maker.make_setting('rc_cache.sql_cache_short.expiration_time', 30, parser='int') settings_maker.make_setting('rc_cache.sql_cache_short.max_size', 10000, parser='int')