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# -*- coding: utf-8 -*-
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# Copyright 2010 - 2017 RhodeCode GmbH and the AppEnlight project authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import datetime
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import logging
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import pyelasticsearch
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import redis
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import os
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from pkg_resources import iter_entry_points
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import appenlight.lib.jinja2_filters as jinja2_filters
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import appenlight.lib.encryption as encryption
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from pyramid.config import PHASE3_CONFIG
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from pyramid.authentication import AuthTktAuthenticationPolicy
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from pyramid.authorization import ACLAuthorizationPolicy
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from pyramid_mailer.mailer import Mailer
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from pyramid.renderers import JSON
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from pyramid_redis_sessions import session_factory_from_settings
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from pyramid.settings import asbool, aslist
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from pyramid.security import AllPermissionsList
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from pyramid_authstack import AuthenticationStackPolicy
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from redlock import Redlock
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from sqlalchemy import engine_from_config
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from appenlight.celery import configure_celery
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from appenlight.lib.configurator import (CythonCompatConfigurator,
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register_appenlight_plugin)
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from appenlight.lib import cache_regions
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from appenlight.lib.ext_json import json
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from appenlight.security import groupfinder, AuthTokenAuthenticationPolicy
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__license__ = 'Apache 2.0'
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__author__ = 'RhodeCode GmbH'
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__url__ = 'http://rhodecode.com'
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json_renderer = JSON(serializer=json.dumps, indent=4)
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log = logging.getLogger(__name__)
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def datetime_adapter(obj, request):
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return obj.isoformat()
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def all_permissions_adapter(obj, request):
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return '__all_permissions__'
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json_renderer.add_adapter(datetime.datetime, datetime_adapter)
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json_renderer.add_adapter(AllPermissionsList, all_permissions_adapter)
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def main(global_config, **settings):
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""" This function returns a Pyramid WSGI application.
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"""
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auth_tkt_policy = AuthTktAuthenticationPolicy(
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settings['authtkt.secret'],
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hashalg='sha512',
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callback=groupfinder,
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max_age=2592000,
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secure=asbool(settings.get('authtkt.secure', 'false')))
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auth_token_policy = AuthTokenAuthenticationPolicy(
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callback=groupfinder
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)
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authorization_policy = ACLAuthorizationPolicy()
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authentication_policy = AuthenticationStackPolicy()
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authentication_policy.add_policy('auth_tkt', auth_tkt_policy)
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authentication_policy.add_policy('auth_token', auth_token_policy)
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# set crypto key
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encryption.ENCRYPTION_SECRET = settings.get('encryption_secret')
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# import this later so encyption key can be monkeypatched
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from appenlight.models import DBSession, register_datastores
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# registration
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settings['appenlight.disable_registration'] = asbool(
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settings.get('appenlight.disable_registration'))
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# update config with cometd info
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settings['cometd_servers'] = {'server': settings['cometd.server'],
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'secret': settings['cometd.secret']}
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# Create the Pyramid Configurator.
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settings['_mail_url'] = settings['mailing.app_url']
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config = CythonCompatConfigurator(
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settings=settings,
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authentication_policy=authentication_policy,
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authorization_policy=authorization_policy,
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root_factory='appenlight.security.RootFactory',
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default_permission='view')
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# custom registry variables
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# resource type information
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config.registry.resource_types = ['resource', 'application']
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# plugin information
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config.registry.appenlight_plugins = {}
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config.set_default_csrf_options(require_csrf=True, header='X-XSRF-TOKEN')
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config.add_view_deriver('appenlight.predicates.csrf_view',
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name='csrf_view')
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# later, when config is available
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dogpile_config = {'url': settings['redis.url'],
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"redis_expiration_time": 86400,
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"redis_distributed_lock": True}
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cache_regions.regions = cache_regions.CacheRegions(dogpile_config)
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config.registry.cache_regions = cache_regions.regions
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engine = engine_from_config(settings, 'sqlalchemy.',
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json_serializer=json.dumps)
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DBSession.configure(bind=engine)
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# json rederer that serializes datetime
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config.add_renderer('json', json_renderer)
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config.set_request_property('appenlight.lib.request.es_conn', 'es_conn')
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config.set_request_property('appenlight.lib.request.get_user', 'user',
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reify=True)
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config.set_request_property('appenlight.lib.request.get_csrf_token',
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'csrf_token', reify=True)
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config.set_request_property('appenlight.lib.request.safe_json_body',
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'safe_json_body', reify=True)
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config.set_request_property('appenlight.lib.request.unsafe_json_body',
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'unsafe_json_body', reify=True)
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config.add_request_method('appenlight.lib.request.add_flash_to_headers',
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'add_flash_to_headers')
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config.add_request_method('appenlight.lib.request.get_authomatic',
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'authomatic', reify=True)
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config.include('pyramid_redis_sessions')
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config.include('pyramid_tm')
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config.include('pyramid_jinja2')
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config.include('appenlight_client.ext.pyramid_tween')
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config.include('ziggurat_foundations.ext.pyramid.sign_in')
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es_server_list = aslist(settings['elasticsearch.nodes'])
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redis_url = settings['redis.url']
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log.warning('Elasticsearch server list: {}'.format(es_server_list))
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log.warning('Redis server: {}'.format(redis_url))
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config.registry.es_conn = pyelasticsearch.ElasticSearch(es_server_list)
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config.registry.redis_conn = redis.StrictRedis.from_url(redis_url)
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config.registry.redis_lockmgr = Redlock([settings['redis.redlock.url'], ],
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retry_count=0, retry_delay=0)
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# mailer
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config.registry.mailer = Mailer.from_settings(settings)
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# Configure sessions
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session_factory = session_factory_from_settings(settings)
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config.set_session_factory(session_factory)
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# Configure renderers and event subscribers
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config.add_jinja2_extension('jinja2.ext.loopcontrols')
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config.add_jinja2_search_path('appenlight:templates')
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# event subscribers
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config.add_subscriber("appenlight.subscribers.application_created",
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"pyramid.events.ApplicationCreated")
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config.add_subscriber("appenlight.subscribers.add_renderer_globals",
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"pyramid.events.BeforeRender")
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config.add_subscriber('appenlight.subscribers.new_request',
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'pyramid.events.NewRequest')
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config.add_view_predicate('context_type_class',
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'appenlight.predicates.contextTypeClass')
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register_datastores(es_conn=config.registry.es_conn,
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redis_conn=config.registry.redis_conn,
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redis_lockmgr=config.registry.redis_lockmgr)
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# base stuff and scan
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# need to ensure webassets exists otherwise config.override_asset()
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# throws exception
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if not os.path.exists(settings['webassets.dir']):
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os.mkdir(settings['webassets.dir'])
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config.add_static_view(path='appenlight:webassets',
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name='static', cache_max_age=3600)
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config.override_asset(to_override='appenlight:webassets/',
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override_with=settings['webassets.dir'])
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config.include('appenlight.views')
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config.include('appenlight.views.admin')
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config.scan(ignore=['appenlight.migrations', 'appenlight.scripts',
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'appenlight.tests'])
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config.add_directive('register_appenlight_plugin',
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register_appenlight_plugin)
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for entry_point in iter_entry_points(group='appenlight.plugins'):
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plugin = entry_point.load()
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plugin.includeme(config)
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# include other appenlight plugins explictly if needed
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includes = aslist(settings.get('appenlight.includes', []))
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for inc in includes:
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config.include(inc)
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# run this after everything registers in configurator
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def pre_commit():
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jinja_env = config.get_jinja2_environment()
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jinja_env.filters['tojson'] = json.dumps
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jinja_env.filters['toJSONUnsafe'] = jinja2_filters.toJSONUnsafe
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config.action(None, pre_commit, order=PHASE3_CONFIG + 999)
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def wrap_config_celery():
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configure_celery(config.registry)
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config.action(None, wrap_config_celery, order=PHASE3_CONFIG + 999)
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app = config.make_wsgi_app()
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return app
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