fixes #13: permissions to modify unregistered attendees and notes

This commit is contained in:
Davide Alberani 2017-02-26 20:00:18 +01:00
parent 5a31cc29ab
commit 95ace7f8a4
3 changed files with 63 additions and 22 deletions

73
ibt2.py
View file

@ -138,6 +138,20 @@ class BaseHandler(tornado.web.RequestHandler):
self._users_cache[current_user] = user_info
return user_info
def is_registered(self):
"""Check if the current user is registered.
:returns: True if a registered user is logged in
:rtype: bool"""
return self.current_user_info.get('isRegistered')
def is_admin(self):
"""Check if the current user is an admin.
:returns: True if the logged in user is an admin
:rtype: bool"""
return self.current_user_info.get('isAdmin')
def user_authorized(self, username, password):
"""Check if a combination of username/password is valid.
@ -185,7 +199,7 @@ class BaseHandler(tornado.web.RequestHandler):
:returns: if the logged in user has the permission
:rtype: bool"""
if (owner_id and str(self.current_user) != str(owner_id) and not
self.current_user_info.get('isAdmin')):
self.is_admin()):
self.build_error(status=401, message='insufficient permissions: must be the owner or admin')
return False
return True
@ -213,6 +227,26 @@ class BaseHandler(tornado.web.RequestHandler):
doc['updated_at'] = now
return doc
@staticmethod
def update_global_settings(db_connector, settings=None):
"""Update global settings from the db.
:param db_connector: database connector
:type db_connector: Monco instance
:param settings: the dict to update (in place, and returned)
:type settings: dict
:returns: the updated dictionary, also modified in place
:rtype: dict"""
if settings is None:
settings = {}
settings.clear()
for setting in db_connector.query('settings'):
if not ('_id' in setting and 'value' in setting):
continue
settings[setting['_id']] = setting['value']
return settings
class RootHandler(BaseHandler):
"""Handler for the / path."""
@ -257,6 +291,8 @@ class AttendeesHandler(BaseHandler):
return self.build_error(status=404, message='unable to access the resource')
if not self.has_permission(doc.get('created_by')):
return
if self.global_settings.get('protectUnregistered') and not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
self.add_access_info(data)
merged, doc = self.db.update(self.collection, {'_id': id_}, data)
self.write(doc)
@ -270,6 +306,8 @@ class AttendeesHandler(BaseHandler):
return self.build_error(status=404, message='unable to access the resource')
if not self.has_permission(doc.get('created_by')):
return
if self.global_settings.get('protectUnregistered') and not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
howMany = self.db.delete(self.collection, id_)
self.write({'success': True, 'deleted entries': howMany.get('n')})
@ -352,6 +390,8 @@ class DaysInfoHandler(BaseHandler):
if not day:
return self.build_error(status=404, message='unable to access the resource')
data = self.clean_body
if 'notes' in data and self.global_settings.get('protectDayNotes') and not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
data['day'] = day
self.add_access_info(data)
merged, doc = self.db.update('days', {'day': day}, data)
@ -369,6 +409,8 @@ class GroupsHandler(BaseHandler):
data = self.clean_body
newName = (data.get('newName') or '').strip()
if newName:
if self.global_settings.get('protectGroupName') and not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
query = {'day': day, 'group': group}
data = {'group': newName}
self.db.updateMany('attendees', query, data)
@ -383,7 +425,7 @@ class GroupsHandler(BaseHandler):
group = group.strip()
if not (day and group):
return self.build_error(status=404, message='unable to access the resource')
if not self.current_user_info.get('isAdmin'):
if not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
query = {'day': day, 'group': group}
howMany = self.db.delete('attendees', query)
@ -400,6 +442,8 @@ class GroupsInfoHandler(BaseHandler):
if not (day and group):
return self.build_error(status=404, message='unable to access the resource')
data = self.clean_body
if 'notes' in data and self.global_settings.get('protectGroupNotes') and not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be admin')
data['day'] = day
data['group'] = group
self.add_access_info(data)
@ -421,7 +465,7 @@ class UsersHandler(BaseHandler):
if 'password' in output:
del output['password']
else:
if not self.current_user_info.get('isAdmin'):
if not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be an admin')
output = {self.collection: self.db.query(self.collection, self.clean_arguments)}
for user in output['users']:
@ -444,7 +488,7 @@ class UsersHandler(BaseHandler):
data['password'] = utils.hash_password(password)
data['email'] = email
self.add_access_info(data)
if 'isAdmin' in data and not self.current_user_info.get('isAdmin'):
if 'isAdmin' in data and not self.is_admin():
del data['isAdmin']
doc = self.db.add(self.collection, data)
if 'password' in doc:
@ -460,7 +504,7 @@ class UsersHandler(BaseHandler):
return
if 'username' in data:
del data['username']
if 'isAdmin' in data and (str(self.current_user) == id_ or not self.current_user_info.get('isAdmin')):
if 'isAdmin' in data and (str(self.current_user) == id_ or not self.is_admin()):
del data['isAdmin']
if 'password' in data:
password = (data['password'] or '').strip()
@ -518,13 +562,13 @@ class SettingsHandler(BaseHandler):
self.write(res)
def post(self, id_=None):
if not self.current_user_info.get('isAdmin'):
if not self.is_admin():
return self.build_error(status=401, message='insufficient permissions: must be an admin')
data = self.clean_body
if id_ is not None:
# if we access a specific resource, we assume the data is in {_id: value} format
if id_ not in data:
self.write({'success': False})
return self.build_error(status=404, message='incomplete data')
return
data = {id_: data[id_]}
for key, value in data.items():
@ -532,7 +576,8 @@ class SettingsHandler(BaseHandler):
self.db.update(self.collection, {'_id': key}, {'value': value})
else:
self.db.add(self.collection, {'_id': key, 'value': value})
self.write({'success': True})
settings = SettingsHandler.update_global_settings(self.db, self.global_settings)
self.write(settings)
put = post
@ -619,16 +664,12 @@ def run():
# database backend connector
db_connector = monco.Monco(url=options.mongo_url, dbName=options.db_name)
# all global settings stored in the db
settings = {}
for setting in db_connector.query('settings'):
key = setting.get('setting')
if not key:
continue
settings[key] = setting
# global settings stored in the db
global_settings = {}
BaseHandler.update_global_settings(db_connector, global_settings)
init_params = dict(db=db_connector, listen_port=options.port, logger=logger,
ssl_options=ssl_options, global_settings=settings)
ssl_options=ssl_options, global_settings=global_settings)
# If not present, we store a user 'admin' with password 'ibt2' into the database.
if not db_connector.query('users', {'username': 'admin'}):

View file

@ -2,7 +2,7 @@
Classes and functions used to issue queries to a MongoDB database.
Copyright 2016 Davide Alberani <da@erlug.linux.it>
Copyright 2016-2017 Davide Alberani <da@erlug.linux.it>
RaspiBO <info@raspibo.org>
Licensed under the Apache License, Version 2.0 (the "License");
@ -75,7 +75,7 @@ class MoncoError(Exception):
pass
class MoncoConnection(MoncoError):
class MoncoConnectionError(MoncoError):
"""Monco exceptions raise when a connection problem occurs."""
pass
@ -124,7 +124,7 @@ class Monco(object):
if dbName:
self._dbName = dbName
if not self._dbName:
raise MoncoConnection('no database name specified')
raise MoncoConnectionError('no database name specified')
self.connection = pymongo.MongoClient(self._url)
self.db = self.connection[self._dbName]
return self.db

View file

@ -251,7 +251,7 @@ class Ibt2Tests(unittest.TestCase):
r.raise_for_status()
rj = r.json()
r.connection.close()
self.assertTrue(rj.get('success'), True)
self.assertTrue('error' not in rj)
r = requests.get(BASE_URL + 'settings')
r.raise_for_status()
rj = r.json()
@ -271,7 +271,7 @@ class Ibt2Tests(unittest.TestCase):
r.raise_for_status()
rj = r.json()
r.connection.close()
self.assertTrue(rj.get('success'), True)
self.assertTrue('error' not in rj)
r = requests.get(BASE_URL + 'settings/key2')
r.raise_for_status()
rj = r.json()