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Allow guests to register and call /events?room_id=

Browse source 
This follows the same flows-based flow as regular registration, but as
the only implemented flow has no requirements, it auto-succeeds. In the
future, other flows (e.g. captcha) may be required, so clients should
treat this like the regular registration flow choices.
This commit is contained in:
Daniel Wagner-Hall 2015-11-04 17:29:07 +00:00
parent f74f48e9e6
commit f522f50a08
33 changed files with 271 additions and 166 deletions
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95
synapse/api/auth.py
View file

@ -49,6 +49,7 @@ class Auth(object):
self.TOKEN_NOT_FOUND_HTTP_STATUS = 401
self._KNOWN_CAVEAT_PREFIXES = set([
"gen = ",
"guest = ",
"type = ",
"time < ",
"user_id = ",
@ -183,15 +184,11 @@ class Auth(object):
defer.returnValue(member)
@defer.inlineCallbacks
def check_user_was_in_room(self, room_id, user_id, current_state=None):
def check_user_was_in_room(self, room_id, user_id):
"""Check if the user was in the room at some point.
Args:
room_id(str): The room to check.
user_id(str): The user to check.
current_state(dict): Optional map of the current state of the room.
If provided then that map is used to check whether they are a
member of the room. Otherwise the current membership is
loaded from the database.
Raises:
AuthError if the user was never in the room.
Returns:
@ -199,17 +196,11 @@ class Auth(object):
room. This will be the join event if they are currently joined to
the room. This will be the leave event if they have left the room.
"""
if current_state:
member = current_state.get(
(EventTypes.Member, user_id),
None
)
else:
member = yield self.state.get_current_state(
room_id=room_id,
event_type=EventTypes.Member,
state_key=user_id
)
member = yield self.state.get_current_state(
room_id=room_id,
event_type=EventTypes.Member,
state_key=user_id
)
membership = member.membership if member else None
if membership not in (Membership.JOIN, Membership.LEAVE):
@ -497,7 +488,7 @@ class Auth(object):
return default
@defer.inlineCallbacks
def get_user_by_req(self, request):
def get_user_by_req(self, request, allow_guest=False):
""" Get a registered user's ID.
Args:
@ -535,7 +526,7 @@ class Auth(object):
request.authenticated_entity = user_id
defer.returnValue((UserID.from_string(user_id), ""))
defer.returnValue((UserID.from_string(user_id), "", False))
return
except KeyError:
pass # normal users won't have the user_id query parameter set.
@ -543,6 +534,7 @@ class Auth(object):
user_info = yield self._get_user_by_access_token(access_token)
user = user_info["user"]
token_id = user_info["token_id"]
is_guest = user_info["is_guest"]
ip_addr = self.hs.get_ip_from_request(request)
user_agent = request.requestHeaders.getRawHeaders(
@ -557,9 +549,14 @@ class Auth(object):
user_agent=user_agent
)
if is_guest and not allow_guest:
raise AuthError(
403, "Guest access not allowed", errcode=Codes.GUEST_ACCESS_FORBIDDEN
)
request.authenticated_entity = user.to_string()
defer.returnValue((user, token_id,))
defer.returnValue((user, token_id, is_guest,))
except KeyError:
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS, "Missing access token.",
@ -592,31 +589,45 @@ class Auth(object):
self._validate_macaroon(macaroon)
user_prefix = "user_id = "
user = None
guest = False
for caveat in macaroon.caveats:
if caveat.caveat_id.startswith(user_prefix):
user = UserID.from_string(caveat.caveat_id[len(user_prefix):])
# This codepath exists so that we can actually return a
# token ID, because we use token IDs in place of device
# identifiers throughout the codebase.
# TODO(daniel): Remove this fallback when device IDs are
# properly implemented.
ret = yield self._look_up_user_by_access_token(macaroon_str)
if ret["user"] != user:
logger.error(
"Macaroon user (%s) != DB user (%s)",
user,
ret["user"]
)
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS,
"User mismatch in macaroon",
errcode=Codes.UNKNOWN_TOKEN
)
defer.returnValue(ret)
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS, "No user caveat in macaroon",
errcode=Codes.UNKNOWN_TOKEN
)
elif caveat.caveat_id == "guest = true":
guest = True
if user is None:
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS, "No user caveat in macaroon",
errcode=Codes.UNKNOWN_TOKEN
)
if guest:
ret = {
"user": user,
"is_guest": True,
"token_id": None,
}
else:
# This codepath exists so that we can actually return a
# token ID, because we use token IDs in place of device
# identifiers throughout the codebase.
# TODO(daniel): Remove this fallback when device IDs are
# properly implemented.
ret = yield self._look_up_user_by_access_token(macaroon_str)
if ret["user"] != user:
logger.error(
"Macaroon user (%s) != DB user (%s)",
user,
ret["user"]
)
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS,
"User mismatch in macaroon",
errcode=Codes.UNKNOWN_TOKEN
)
defer.returnValue(ret)
except (pymacaroons.exceptions.MacaroonException, TypeError, ValueError):
raise AuthError(
self.TOKEN_NOT_FOUND_HTTP_STATUS, "Invalid macaroon passed.",
@ -629,6 +640,7 @@ class Auth(object):
v.satisfy_exact("type = access")
v.satisfy_general(lambda c: c.startswith("user_id = "))
v.satisfy_general(self._verify_expiry)
v.satisfy_exact("guest = true")
v.verify(macaroon, self.hs.config.macaroon_secret_key)
v = pymacaroons.Verifier()
@ -666,6 +678,7 @@ class Auth(object):
user_info = {
"user": UserID.from_string(ret.get("name")),
"token_id": ret.get("token_id", None),
"is_guest": False,
}
defer.returnValue(user_info)

1
synapse/api/errors.py
View file

@ -33,6 +33,7 @@ class Codes(object):
NOT_FOUND = "M_NOT_FOUND"
MISSING_TOKEN = "M_MISSING_TOKEN"
UNKNOWN_TOKEN = "M_UNKNOWN_TOKEN"
GUEST_ACCESS_FORBIDDEN = "M_GUEST_ACCESS_FORBIDDEN"
LIMIT_EXCEEDED = "M_LIMIT_EXCEEDED"
CAPTCHA_NEEDED = "M_CAPTCHA_NEEDED"
CAPTCHA_INVALID = "M_CAPTCHA_INVALID"

6
synapse/config/registration.py
View file

@ -34,6 +34,7 @@ class RegistrationConfig(Config):
self.registration_shared_secret = config.get("registration_shared_secret")
self.macaroon_secret_key = config.get("macaroon_secret_key")
self.bcrypt_rounds = config.get("bcrypt_rounds", 12)
self.allow_guest_access = config.get("allow_guest_access", False)
def default_config(self, **kwargs):
registration_shared_secret = random_string_with_symbols(50)
@ -54,6 +55,11 @@ class RegistrationConfig(Config):
# Larger numbers increase the work factor needed to generate the hash.
# The default number of rounds is 12.
bcrypt_rounds: 12
# Allows users to register as guests without a password/email/etc, and
# participate in rooms hosted on this server which have been made
# accessible to anonymous users.
allow_guest_access: False
""" % locals()
def add_arguments(self, parser):

75
synapse/handlers/_base.py
View file

@ -47,37 +47,23 @@ class BaseHandler(object):
self.event_builder_factory = hs.get_event_builder_factory()
@defer.inlineCallbacks
def _filter_events_for_client(self, user_id, events):
event_id_to_state = yield self.store.get_state_for_events(
frozenset(e.event_id for e in events),
types=(
(EventTypes.RoomHistoryVisibility, ""),
(EventTypes.Member, user_id),
)
)
def _filter_events_for_client(self, user_id, events, is_guest=False):
# Assumes that user has at some point joined the room if not is_guest.
def allowed(event, state):
if event.type == EventTypes.RoomHistoryVisibility:
def allowed(event, membership, visibility):
if visibility == "world_readable":
return True
membership_ev = state.get((EventTypes.Member, user_id), None)
if membership_ev:
membership = membership_ev.membership
else:
membership = Membership.LEAVE
if is_guest:
return False
if membership == Membership.JOIN:
return True
history = state.get((EventTypes.RoomHistoryVisibility, ''), None)
if history:
visibility = history.content.get("history_visibility", "shared")
else:
visibility = "shared"
if event.type == EventTypes.RoomHistoryVisibility:
return not is_guest
if visibility == "public":
return True
elif visibility == "shared":
if visibility == "shared":
return True
elif visibility == "joined":
return membership == Membership.JOIN
@ -86,11 +72,44 @@ class BaseHandler(object):
return True
defer.returnValue([
event
for event in events
if allowed(event, event_id_to_state[event.event_id])
])
event_id_to_state = yield self.store.get_state_for_events(
frozenset(e.event_id for e in events),
types=(
(EventTypes.RoomHistoryVisibility, ""),
(EventTypes.Member, user_id),
)
)
events_to_return = []
for event in events:
state = event_id_to_state[event.event_id]
membership_event = state.get((EventTypes.Member, user_id), None)
if membership_event:
membership = membership_event.membership
else:
membership = None
visibility_event = state.get((EventTypes.RoomHistoryVisibility, ""), None)
if visibility_event:
visibility = visibility_event.content.get("history_visibility", "shared")
else:
visibility = "shared"
should_include = allowed(event, membership, visibility)
if should_include:
events_to_return.append(event)
if is_guest and len(events_to_return) < len(events):
# This indicates that some events in the requested range were not
# visible to guest users. To be safe, we reject the entire request,
# so that we don't have to worry about interpreting visibility
# boundaries.
raise AuthError(403, "User %s does not have permission" % (
user_id
))
defer.returnValue(events_to_return)
def ratelimit(self, user_id):
time_now = self.clock.time()

5
synapse/handlers/auth.py
View file

@ -372,12 +372,15 @@ class AuthHandler(BaseHandler):
yield self.store.add_refresh_token_to_user(user_id, refresh_token)
defer.returnValue(refresh_token)
def generate_access_token(self, user_id):
def generate_access_token(self, user_id, extra_caveats=None):
extra_caveats = extra_caveats or []
macaroon = self._generate_base_macaroon(user_id)
macaroon.add_first_party_caveat("type = access")
now = self.hs.get_clock().time_msec()
expiry = now + (60 * 60 * 1000)
macaroon.add_first_party_caveat("time < %d" % (expiry,))
for caveat in extra_caveats:
macaroon.add_first_party_caveat(caveat)
return macaroon.serialize()
def generate_refresh_token(self, user_id):

44
synapse/handlers/message.py
View file

@ -71,20 +71,20 @@ class MessageHandler(BaseHandler):
@defer.inlineCallbacks
def get_messages(self, user_id=None, room_id=None, pagin_config=None,
as_client_event=True):
as_client_event=True, is_guest=False):
"""Get messages in a room.
Args:
user_id (str): The user requesting messages.
room_id (str): The room they want messages from.
pagin_config (synapse.api.streams.PaginationConfig): The pagination
config rules to apply, if any.
config rules to apply, if any.
as_client_event (bool): True to get events in client-server format.
is_guest (bool): Whether the requesting user is a guest (as opposed
to a fully registered user).
Returns:
dict: Pagination API results
"""
member_event = yield self.auth.check_user_was_in_room(room_id, user_id)
data_source = self.hs.get_event_sources().sources["room"]
if pagin_config.from_token:
@ -107,23 +107,27 @@ class MessageHandler(BaseHandler):
source_config = pagin_config.get_source_config("room")
if member_event.membership == Membership.LEAVE:
# If they have left the room then clamp the token to be before
# they left the room
leave_token = yield self.store.get_topological_token_for_event(
member_event.event_id
)
leave_token = RoomStreamToken.parse(leave_token)
if leave_token.topological < room_token.topological:
source_config.from_key = str(leave_token)
if not is_guest:
member_event = yield self.auth.check_user_was_in_room(room_id, user_id)
if member_event.membership == Membership.LEAVE:
# If they have left the room then clamp the token to be before
# they left the room.
# If they're a guest, we'll just 403 them if they're asking for
# events they can't see.
leave_token = yield self.store.get_topological_token_for_event(
member_event.event_id
)
leave_token = RoomStreamToken.parse(leave_token)
if leave_token.topological < room_token.topological:
source_config.from_key = str(leave_token)
if source_config.direction == "f":
if source_config.to_key is None:
source_config.to_key = str(leave_token)
else:
to_token = RoomStreamToken.parse(source_config.to_key)
if leave_token.topological < to_token.topological:
if source_config.direction == "f":
if source_config.to_key is None:
source_config.to_key = str(leave_token)
else:
to_token = RoomStreamToken.parse(source_config.to_key)
if leave_token.topological < to_token.topological:
source_config.to_key = str(leave_token)
yield self.hs.get_handlers().federation_handler.maybe_backfill(
room_id, room_token.topological
@ -146,7 +150,7 @@ class MessageHandler(BaseHandler):
"end": next_token.to_string(),
})
events = yield self._filter_events_for_client(user_id, events)
events = yield self._filter_events_for_client(user_id, events, is_guest=is_guest)
time_now = self.clock.time_msec()

12
synapse/handlers/register.py
View file

@ -64,7 +64,7 @@ class RegistrationHandler(BaseHandler):
)
@defer.inlineCallbacks
def register(self, localpart=None, password=None):
def register(self, localpart=None, password=None, generate_token=True):
"""Registers a new client on the server.
Args:
@ -89,7 +89,9 @@ class RegistrationHandler(BaseHandler):
user = UserID(localpart, self.hs.hostname)
user_id = user.to_string()
token = self.auth_handler().generate_access_token(user_id)
token = None
if generate_token:
token = self.auth_handler().generate_access_token(user_id)
yield self.store.register(
user_id=user_id,
token=token,
@ -102,14 +104,14 @@ class RegistrationHandler(BaseHandler):
attempts = 0
user_id = None
token = None
while not user_id and not token:
while not user_id:
try:
localpart = self._generate_user_id()
user = UserID(localpart, self.hs.hostname)
user_id = user.to_string()
yield self.check_user_id_is_valid(user_id)
token = self.auth_handler().generate_access_token(user_id)
if generate_token:
token = self.auth_handler().generate_access_token(user_id)
yield self.store.register(
user_id=user_id,
token=token,

2
synapse/rest/client/v1/admin.py
View file

@ -31,7 +31,7 @@ class WhoisRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
is_admin = yield self.auth.is_server_admin(auth_user)
if not is_admin and target_user != auth_user:

4
synapse/rest/client/v1/directory.py
View file

@ -69,7 +69,7 @@ class ClientDirectoryServer(ClientV1RestServlet):
try:
# try to auth as a user
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
try:
user_id = user.to_string()
yield dir_handler.create_association(
@ -116,7 +116,7 @@ class ClientDirectoryServer(ClientV1RestServlet):
# fallback to default user behaviour if they aren't an AS
pass
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
is_admin = yield self.auth.is_server_admin(user)
if not is_admin:

4
synapse/rest/client/v1/events.py
View file

@ -34,7 +34,7 @@ class EventStreamRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
try:
handler = self.handlers.event_stream_handler
pagin_config = PaginationConfig.from_request(request)
@ -71,7 +71,7 @@ class EventRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, event_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
handler = self.handlers.event_handler
event = yield handler.get_event(auth_user, event_id)

2
synapse/rest/client/v1/initial_sync.py
View file

@ -25,7 +25,7 @@ class InitialSyncRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
as_client_event = "raw" not in request.args
pagination_config = PaginationConfig.from_request(request)
handler = self.handlers.message_handler

8
synapse/rest/client/v1/presence.py
View file

@ -32,7 +32,7 @@ class PresenceStatusRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
state = yield self.handlers.presence_handler.get_state(
@ -42,7 +42,7 @@ class PresenceStatusRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
state = {}
@ -77,7 +77,7 @@ class PresenceListRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
if not self.hs.is_mine(user):
@ -97,7 +97,7 @@ class PresenceListRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
if not self.hs.is_mine(user):

4
synapse/rest/client/v1/profile.py
View file

@ -37,7 +37,7 @@ class ProfileDisplaynameRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
try:
@ -70,7 +70,7 @@ class ProfileAvatarURLRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user = UserID.from_string(user_id)
try:

6
synapse/rest/client/v1/push_rule.py
View file

@ -43,7 +43,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
except InvalidRuleException as e:
raise SynapseError(400, e.message)
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
if '/' in spec['rule_id'] or '\\' in spec['rule_id']:
raise SynapseError(400, "rule_id may not contain slashes")
@ -92,7 +92,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
def on_DELETE(self, request):
spec = _rule_spec_from_path(request.postpath)
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
namespaced_rule_id = _namespaced_rule_id_from_spec(spec)
@ -109,7 +109,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
# we build up the full structure and then decide which bits of it
# to send which means doing unnecessary work sometimes but is

2
synapse/rest/client/v1/pusher.py
View file

@ -27,7 +27,7 @@ class PusherRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)

27
synapse/rest/client/v1/room.py
View file

@ -62,7 +62,7 @@ class RoomCreateRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
room_config = self.get_room_config(request)
info = yield self.make_room(room_config, auth_user, None)
@ -125,7 +125,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, room_id, event_type, state_key):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
msg_handler = self.handlers.message_handler
data = yield msg_handler.get_room_data(
@ -143,7 +143,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, room_id, event_type, state_key, txn_id=None):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
@ -175,7 +175,7 @@ class RoomSendEventRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, room_id, event_type, txn_id=None):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
msg_handler = self.handlers.message_handler
@ -220,7 +220,7 @@ class JoinRoomAliasServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, room_identifier, txn_id=None):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
# the identifier could be a room alias or a room id. Try one then the
# other if it fails to parse, without swallowing other valid
@ -289,7 +289,7 @@ class RoomMemberListRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, room_id):
# TODO support Pagination stream API (limit/tokens)
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
handler = self.handlers.message_handler
events = yield handler.get_state_events(
room_id=room_id,
@ -325,7 +325,7 @@ class RoomMessageListRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, room_id):
user, _ = yield self.auth.get_user_by_req(request)
user, _, is_guest = yield self.auth.get_user_by_req(request, allow_guest=True)
pagination_config = PaginationConfig.from_request(
request, default_limit=10,
)
@ -334,6 +334,7 @@ class RoomMessageListRestServlet(ClientV1RestServlet):
msgs = yield handler.get_messages(
room_id=room_id,
user_id=user.to_string(),
is_guest=is_guest,
pagin_config=pagination_config,
as_client_event=as_client_event
)
@ -347,7 +348,7 @@ class RoomStateRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, room_id):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
handler = self.handlers.message_handler
# Get all the current state for this room
events = yield handler.get_state_events(
@ -363,7 +364,7 @@ class RoomInitialSyncRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, room_id):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
pagination_config = PaginationConfig.from_request(request)
content = yield self.handlers.message_handler.room_initial_sync(
room_id=room_id,
@ -443,7 +444,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, room_id, membership_action, txn_id=None):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
@ -524,7 +525,7 @@ class RoomRedactEventRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, room_id, event_id, txn_id=None):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
msg_handler = self.handlers.message_handler
@ -564,7 +565,7 @@ class RoomTypingRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, room_id, user_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
room_id = urllib.unquote(room_id)
target_user = UserID.from_string(urllib.unquote(user_id))
@ -597,7 +598,7 @@ class SearchRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_POST(self, request):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
content = _parse_json(request)

2
synapse/rest/client/v1/voip.py
View file

@ -28,7 +28,7 @@ class VoipRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks
def on_GET(self, request):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
turnUris = self.hs.config.turn_uris
turnSecret = self.hs.config.turn_shared_secret

6
synapse/rest/client/v2_alpha/account.py
View file

@ -55,7 +55,7 @@ class PasswordRestServlet(RestServlet):
if LoginType.PASSWORD in result:
# if using password, they should also be logged in
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if auth_user.to_string() != result[LoginType.PASSWORD]:
raise LoginError(400, "", Codes.UNKNOWN)
user_id = auth_user.to_string()
@ -102,7 +102,7 @@ class ThreepidRestServlet(RestServlet):
def on_GET(self, request):
yield run_on_reactor()
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
threepids = yield self.hs.get_datastore().user_get_threepids(
auth_user.to_string()
@ -120,7 +120,7 @@ class ThreepidRestServlet(RestServlet):
raise SynapseError(400, "Missing param", Codes.MISSING_PARAM)
threePidCreds = body['threePidCreds']
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
threepid = yield self.identity_handler.threepid_from_creds(threePidCreds)

4
synapse/rest/client/v2_alpha/filter.py
View file

@ -40,7 +40,7 @@ class GetFilterRestServlet(RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id, filter_id):
target_user = UserID.from_string(user_id)
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if target_user != auth_user:
raise AuthError(403, "Cannot get filters for other users")
@ -76,7 +76,7 @@ class CreateFilterRestServlet(RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, user_id):
target_user = UserID.from_string(user_id)
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if target_user != auth_user:
raise AuthError(403, "Cannot create filters for other users")

6
synapse/rest/client/v2_alpha/keys.py
View file

@ -64,7 +64,7 @@ class KeyUploadServlet(RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, device_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user_id = auth_user.to_string()
# TODO: Check that the device_id matches that in the authentication
# or derive the device_id from the authentication instead.
@ -109,7 +109,7 @@ class KeyUploadServlet(RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, device_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
user_id = auth_user.to_string()
result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
@ -181,7 +181,7 @@ class KeyQueryServlet(RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id, device_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
auth_user_id = auth_user.to_string()
user_id = user_id if user_id else auth_user_id
device_ids = [device_id] if device_id else []

2
synapse/rest/client/v2_alpha/receipts.py
View file

@ -40,7 +40,7 @@ class ReceiptRestServlet(RestServlet):
@defer.inlineCallbacks
def on_POST(self, request, room_id, receipt_type, event_id):
user, _ = yield self.auth.get_user_by_req(request)
user, _, _ = yield self.auth.get_user_by_req(request)
if receipt_type != "m.read":
raise SynapseError(400, "Receipt type must be 'm.read'")

27
synapse/rest/client/v2_alpha/register.py
View file

@ -16,7 +16,7 @@
from twisted.internet import defer
from synapse.api.constants import LoginType
from synapse.api.errors import SynapseError, Codes
from synapse.api.errors import SynapseError, Codes, UnrecognizedRequestError
from synapse.http.servlet import RestServlet
from ._base import client_v2_pattern, parse_json_dict_from_request
@ -55,6 +55,19 @@ class RegisterRestServlet(RestServlet):
def on_POST(self, request):
yield run_on_reactor()
kind = "user"
if "kind" in request.args:
kind = request.args["kind"][0]
if kind == "guest":
ret = yield self._do_guest_registration()
defer.returnValue(ret)
return
elif kind != "user":
raise UnrecognizedRequestError(
"Do not understand membership kind: %s" % (kind,)
)
if '/register/email/requestToken' in request.path:
ret = yield self.onEmailTokenRequest(request)
defer.returnValue(ret)
@ -236,6 +249,18 @@ class RegisterRestServlet(RestServlet):
ret = yield self.identity_handler.requestEmailToken(**body)
defer.returnValue((200, ret))
@defer.inlineCallbacks
def _do_guest_registration(self):
if not self.hs.config.allow_guest_access:
defer.returnValue((403, "Guest access is disabled"))
user_id, _ = yield self.registration_handler.register(generate_token=False)
access_token = self.auth_handler.generate_access_token(user_id, ["guest = true"])
defer.returnValue((200, {
"user_id": user_id,
"access_token": access_token,
"home_server": self.hs.hostname,
}))
def register_servlets(hs, http_server):
RegisterRestServlet(hs).register(http_server)

2
synapse/rest/client/v2_alpha/sync.py
View file

@ -81,7 +81,7 @@ class SyncRestServlet(RestServlet):
@defer.inlineCallbacks
def on_GET(self, request):
user, token_id = yield self.auth.get_user_by_req(request)
user, token_id, _ = yield self.auth.get_user_by_req(request)
timeout = parse_integer(request, "timeout", default=0)
since = parse_string(request, "since")

6
synapse/rest/client/v2_alpha/tags.py
View file

@ -42,7 +42,7 @@ class TagListServlet(RestServlet):
@defer.inlineCallbacks
def on_GET(self, request, user_id, room_id):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if user_id != auth_user.to_string():
raise AuthError(403, "Cannot get tags for other users.")
@ -68,7 +68,7 @@ class TagServlet(RestServlet):
@defer.inlineCallbacks
def on_PUT(self, request, user_id, room_id, tag):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if user_id != auth_user.to_string():
raise AuthError(403, "Cannot add tags for other users.")
@ -88,7 +88,7 @@ class TagServlet(RestServlet):
@defer.inlineCallbacks
def on_DELETE(self, request, user_id, room_id, tag):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
if user_id != auth_user.to_string():
raise AuthError(403, "Cannot add tags for other users.")

2
synapse/rest/media/v0/content_repository.py
View file

@ -66,7 +66,7 @@ class ContentRepoResource(resource.Resource):
@defer.inlineCallbacks
def map_request_to_name(self, request):
# auth the user
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
# namespace all file uploads on the user
prefix = base64.urlsafe_b64encode(

2
synapse/rest/media/v1/upload_resource.py
View file

@ -70,7 +70,7 @@ class UploadResource(BaseMediaResource):
@request_handler
@defer.inlineCallbacks
def _async_render_POST(self, request):
auth_user, _ = yield self.auth.get_user_by_req(request)
auth_user, _, _ = yield self.auth.get_user_by_req(request)
# TODO: The checks here are a bit late. The content will have
# already been uploaded to a tmp file at this point
content_length = request.getHeader("Content-Length")

15
synapse/storage/registration.py
View file

@ -102,13 +102,14 @@ class RegistrationStore(SQLBaseStore):
400, "User ID already taken.", errcode=Codes.USER_IN_USE
)
# it's possible for this to get a conflict, but only for a single user
# since tokens are namespaced based on their user ID
txn.execute(
"INSERT INTO access_tokens(id, user_id, token)"
" VALUES (?,?,?)",
(next_id, user_id, token,)
)
if token:
# it's possible for this to get a conflict, but only for a single user
# since tokens are namespaced based on their user ID
txn.execute(
"INSERT INTO access_tokens(id, user_id, token)"
" VALUES (?,?,?)",
(next_id, user_id, token,)
)
def get_user_by_id(self, user_id):
return self._simple_select_one(

25
tests/api/test_auth.py
View file

@ -51,7 +51,7 @@ class AuthTestCase(unittest.TestCase):
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _) = yield self.auth.get_user_by_req(request)
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), self.test_user)
def test_get_user_by_req_user_bad_token(self):
@ -86,7 +86,7 @@ class AuthTestCase(unittest.TestCase):
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _) = yield self.auth.get_user_by_req(request)
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), self.test_user)
def test_get_user_by_req_appservice_bad_token(self):
@ -121,7 +121,7 @@ class AuthTestCase(unittest.TestCase):
request.args["access_token"] = [self.test_token]
request.args["user_id"] = [masquerading_user_id]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _) = yield self.auth.get_user_by_req(request)
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), masquerading_user_id)
def test_get_user_by_req_appservice_valid_token_bad_user_id(self):
@ -158,6 +158,25 @@ class AuthTestCase(unittest.TestCase):
user = user_info["user"]
self.assertEqual(UserID.from_string(user_id), user)
@defer.inlineCallbacks
def test_get_guest_user_from_macaroon(self):
user_id = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user_id,))
macaroon.add_first_party_caveat("guest = true")
serialized = macaroon.serialize()
user_info = yield self.auth._get_user_from_macaroon(serialized)
user = user_info["user"]
is_guest = user_info["is_guest"]
self.assertEqual(UserID.from_string(user_id), user)
self.assertTrue(is_guest)
@defer.inlineCallbacks
def test_get_user_from_macaroon_user_db_mismatch(self):
self.store.get_user_by_access_token = Mock(

10
tests/rest/client/v1/test_presence.py
View file

@ -86,10 +86,11 @@ class PresenceStateTestCase(unittest.TestCase):
return defer.succeed([])
self.datastore.get_presence_list = get_presence_list
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(myid),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -173,10 +174,11 @@ class PresenceListTestCase(unittest.TestCase):
)
self.datastore.has_presence_state = has_presence_state
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(myid),
"token_id": 1,
"is_guest": False,
}
hs.handlers.room_member_handler = Mock(
@ -291,8 +293,8 @@ class PresenceEventStreamTestCase(unittest.TestCase):
hs.get_clock().time_msec.return_value = 1000000
def _get_user_by_req(req=None):
return (UserID.from_string(myid), "")
def _get_user_by_req(req=None, allow_guest=False):
return (UserID.from_string(myid), "", False)
hs.get_v1auth().get_user_by_req = _get_user_by_req

4
tests/rest/client/v1/test_profile.py
View file

@ -52,8 +52,8 @@ class ProfileTestCase(unittest.TestCase):
replication_layer=Mock(),
)
def _get_user_by_req(request=None):
return (UserID.from_string(myid), "")
def _get_user_by_req(request=None, allow_guest=False):
return (UserID.from_string(myid), "", False)
hs.get_v1auth().get_user_by_req = _get_user_by_req

21
tests/rest/client/v1/test_rooms.py
View file

@ -54,10 +54,11 @@ class RoomPermissionsTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -439,10 +440,11 @@ class RoomsMemberListTestCase(RestTestCase):
self.auth_user_id = self.user_id
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -517,10 +519,11 @@ class RoomsCreateTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -608,10 +611,11 @@ class RoomTopicTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -713,10 +717,11 @@ class RoomMemberStateTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -838,10 +843,11 @@ class RoomMessagesTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token
@ -933,10 +939,11 @@ class RoomInitialSyncTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token

3
tests/rest/client/v1/test_typing.py
View file

@ -61,10 +61,11 @@ class RoomTypingTestCase(RestTestCase):
hs.get_handlers().federation_handler = Mock()
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.auth_user_id),
"token_id": 1,
"is_guest": False,
}
hs.get_v1auth()._get_user_by_access_token = _get_user_by_access_token

3
tests/rest/client/v2_alpha/__init__.py
View file

@ -43,10 +43,11 @@ class V2AlphaRestTestCase(unittest.TestCase):
resource_for_federation=self.mock_resource,
)
def _get_user_by_access_token(token=None):
def _get_user_by_access_token(token=None, allow_guest=False):
return {
"user": UserID.from_string(self.USER_ID),
"token_id": 1,
"is_guest": False,
}
hs.get_auth()._get_user_by_access_token = _get_user_by_access_token