219 lines
7.7 KiB
Python
219 lines
7.7 KiB
Python
import logging
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import json
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import string
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import datetime
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import os
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import re
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from random import SystemRandom
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from functools import wraps
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from cachetools import lru_cache
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from flask import make_response, render_template, request, abort, session
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from flask.ext.login import login_user
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from flask.ext.principal import identity_changed
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from app import app, oauth_apps, LoginWrappedDBUser
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from auth.permissions import QuayDeferredPermissionUser
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from auth import scopes
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from config import frontend_visible_config
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from external_libraries import get_external_javascript, get_external_css
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from util.secscan import PRIORITY_LEVELS
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from util.names import parse_namespace_repository
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import endpoints.decorated # Register the various exceptions via decorators.
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import features
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logger = logging.getLogger(__name__)
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route_data = None
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CACHE_BUSTERS_JSON = 'static/dist/cachebusters.json'
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CACHE_BUSTERS = None
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def get_cache_busters():
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""" Retrieves the cache busters hashes. """
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global CACHE_BUSTERS
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if CACHE_BUSTERS is not None:
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return CACHE_BUSTERS
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if not os.path.exists(CACHE_BUSTERS_JSON):
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return {}
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with open(CACHE_BUSTERS_JSON, 'r') as f:
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CACHE_BUSTERS = json.loads(f.read())
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return CACHE_BUSTERS
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def parse_repository_name(include_tag=False,
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ns_kwarg_name='namespace_name',
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repo_kwarg_name='repo_name',
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tag_kwarg_name='tag_name',
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incoming_repo_kwarg='repository'):
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def inner(func):
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@wraps(func)
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def wrapper(*args, **kwargs):
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repo_name_components = parse_namespace_repository(kwargs[incoming_repo_kwarg],
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app.config['LIBRARY_NAMESPACE'],
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include_tag=include_tag)
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del kwargs[incoming_repo_kwarg]
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kwargs[ns_kwarg_name] = repo_name_components[0]
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kwargs[repo_kwarg_name] = repo_name_components[1]
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if include_tag:
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kwargs[tag_kwarg_name] = repo_name_components[2]
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return func(*args, **kwargs)
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return wrapper
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return inner
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def route_show_if(value):
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def decorator(f):
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if not value:
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abort(404)
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return f(*args, **kwargs)
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return decorated_function
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return decorator
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def route_hide_if(value):
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def decorator(f):
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if value:
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abort(404)
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return f(*args, **kwargs)
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return decorated_function
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return decorator
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def truthy_param(param):
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return param not in {False, 'false', 'False', '0', 'FALSE', '', 'null'}
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def param_required(param_name, allow_body=False):
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def wrapper(wrapped):
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@wraps(wrapped)
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def decorated(*args, **kwargs):
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if param_name not in request.args:
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if not allow_body or param_name not in request.values:
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abort(make_response('Required param: %s' % param_name, 400))
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return wrapped(*args, **kwargs)
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return decorated
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return wrapper
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def common_login(db_user):
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if login_user(LoginWrappedDBUser(db_user.uuid, db_user)):
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logger.debug('Successfully signed in as: %s (%s)' % (db_user.username, db_user.uuid))
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new_identity = QuayDeferredPermissionUser.for_user(db_user)
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identity_changed.send(app, identity=new_identity)
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session['login_time'] = datetime.datetime.now()
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return True
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else:
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logger.debug('User could not be logged in, inactive?.')
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return False
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def random_string():
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random = SystemRandom()
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return ''.join([random.choice(string.ascii_uppercase + string.digits) for _ in range(8)])
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def list_files(path, extension):
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import os
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def matches(f):
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return os.path.splitext(f)[1] == '.' + extension
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def join_path(dp, f):
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# Remove the static/ prefix. It is added in the template.
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return os.path.join(dp, f)[len('static/'):]
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filepath = 'static/' + path
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return [join_path(dp, f) for dp, dn, files in os.walk(filepath) for f in files if matches(f)]
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@lru_cache(maxsize=1)
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def _get_version_number():
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try:
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with open('CHANGELOG.md') as f:
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return re.search('(v[0-9]+\.[0-9]+\.[0-9]+)', f.readline()).group(0)
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except IOError:
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return ''
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def render_page_template(name, route_data=None, **kwargs):
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debugging = app.config.get('DEBUGGING', False)
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if debugging:
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# If DEBUGGING is enabled, then we load the full set of individual JS and CSS files
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# from the file system.
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library_styles = list_files('lib', 'css')
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main_styles = list_files('css', 'css')
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library_scripts = list_files('lib', 'js')
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main_scripts = list_files('js', 'js')
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file_lists = [library_styles, main_styles, library_scripts, main_scripts]
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for file_list in file_lists:
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file_list.sort()
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else:
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library_styles = []
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main_styles = ['dist/quay-frontend.css']
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library_scripts = []
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main_scripts = ['dist/quay-frontend.min.js']
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use_cdn = app.config.get('USE_CDN', True)
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if request.args.get('use_cdn') is not None:
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use_cdn = request.args.get('use_cdn') == 'true'
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external_styles = get_external_css(local=not use_cdn)
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external_scripts = get_external_javascript(local=not use_cdn)
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def add_cachebusters(filenames):
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cachebusters = get_cache_busters()
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for filename in filenames:
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cache_buster = cachebusters.get(filename, random_string()) if not debugging else 'debugging'
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yield (filename, cache_buster)
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def get_oauth_config():
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oauth_config = {}
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for oauth_app in oauth_apps:
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oauth_config[oauth_app.key_name] = oauth_app.get_public_config()
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return oauth_config
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contact_href = None
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if len(app.config.get('CONTACT_INFO', [])) == 1:
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contact_href = app.config['CONTACT_INFO'][0]
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version_number = ''
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if not features.BILLING:
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version_number = ' - ' + _get_version_number()
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resp = make_response(render_template(name,
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route_data=json.dumps(route_data),
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external_styles=external_styles,
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external_scripts=external_scripts,
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main_styles=add_cachebusters(main_styles),
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library_styles=add_cachebusters(library_styles),
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main_scripts=add_cachebusters(main_scripts),
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library_scripts=add_cachebusters(library_scripts),
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feature_set=json.dumps(features.get_features()),
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config_set=json.dumps(frontend_visible_config(app.config)),
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oauth_set=json.dumps(get_oauth_config()),
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scope_set=json.dumps(scopes.app_scopes(app.config)),
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vuln_priority_set=json.dumps(PRIORITY_LEVELS),
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mixpanel_key=app.config.get('MIXPANEL_KEY', ''),
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google_analytics_key=app.config.get('GOOGLE_ANALYTICS_KEY', ''),
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sentry_public_dsn=app.config.get('SENTRY_PUBLIC_DSN', ''),
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is_debug=str(app.config.get('DEBUGGING', False)).lower(),
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show_chat=features.OLARK_CHAT,
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aci_conversion=features.ACI_CONVERSION,
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has_billing=features.BILLING,
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contact_href=contact_href,
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hostname=app.config['SERVER_HOSTNAME'],
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preferred_scheme=app.config['PREFERRED_URL_SCHEME'],
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version_number=version_number,
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**kwargs))
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resp.headers['X-FRAME-OPTIONS'] = 'DENY'
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return resp
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