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Merge branch 'develop' into markjh/synchrotron

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This commit is contained in:
Mark Haines 2016-06-03 10:48:33 +01:00
commit 69f1c0a3c0
6 changed files with 127 additions and 18 deletions
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32
synapse/api/auth.py
View file

@ -13,7 +13,6 @@
# See the License for the specific language governing permissions and
# limitations under the License.
"""This module contains classes for authenticating the user."""
from canonicaljson import encode_canonical_json
from signedjson.key import decode_verify_key_bytes
from signedjson.sign import verify_signed_json, SignatureVerifyException
@ -42,13 +41,20 @@ AuthEventTypes = (
class Auth(object):
"""
FIXME: This class contains a mix of functions for authenticating users
of our client-server API and authenticating events added to room graphs.
"""
def __init__(self, hs):
self.hs = hs
self.clock = hs.get_clock()
self.store = hs.get_datastore()
self.state = hs.get_state_handler()
self.TOKEN_NOT_FOUND_HTTP_STATUS = 401
# Docs for these currently lives at
# https://github.com/matrix-org/matrix-doc/blob/master/drafts/macaroons_caveats.rst
# In addition, we have type == delete_pusher which grants access only to
# delete pushers.
self._KNOWN_CAVEAT_PREFIXES = set([
"gen = ",
"guest = ",
@ -525,7 +531,7 @@ class Auth(object):
return default
@defer.inlineCallbacks
def get_user_by_req(self, request, allow_guest=False):
def get_user_by_req(self, request, allow_guest=False, rights="access"):
""" Get a registered user's ID.
Args:
@ -547,7 +553,7 @@ class Auth(object):
)
access_token = request.args["access_token"][0]
user_info = yield self.get_user_by_access_token(access_token)
user_info = yield self.get_user_by_access_token(access_token, rights)
user = user_info["user"]
token_id = user_info["token_id"]
is_guest = user_info["is_guest"]
@ -608,7 +614,7 @@ class Auth(object):
defer.returnValue(user_id)
@defer.inlineCallbacks
def get_user_by_access_token(self, token):
def get_user_by_access_token(self, token, rights="access"):
""" Get a registered user's ID.
Args:
@ -619,7 +625,7 @@ class Auth(object):
AuthError if no user by that token exists or the token is invalid.
"""
try:
ret = yield self.get_user_from_macaroon(token)
ret = yield self.get_user_from_macaroon(token, rights)
except AuthError:
# TODO(daniel): Remove this fallback when all existing access tokens
# have been re-issued as macaroons.
@ -627,11 +633,11 @@ class Auth(object):
defer.returnValue(ret)
@defer.inlineCallbacks
def get_user_from_macaroon(self, macaroon_str):
def get_user_from_macaroon(self, macaroon_str, rights="access"):
try:
macaroon = pymacaroons.Macaroon.deserialize(macaroon_str)
self.validate_macaroon(macaroon, "access", self.hs.config.expire_access_token)
self.validate_macaroon(macaroon, rights, self.hs.config.expire_access_token)
user_prefix = "user_id = "
user = None
@ -654,6 +660,13 @@ class Auth(object):
"is_guest": True,
"token_id": None,
}
elif rights == "delete_pusher":
# We don't store these tokens in the database
ret = {
"user": user,
"is_guest": False,
"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
@ -685,7 +698,8 @@ class Auth(object):
Args:
macaroon(pymacaroons.Macaroon): The macaroon to validate
type_string(str): The kind of token this is (e.g. "access", "refresh")
type_string(str): The kind of token required (e.g. "access", "refresh",
"delete_pusher")
verify_expiry(bool): Whether to verify whether the macaroon has expired.
This should really always be True, but no clients currently implement
token refresh, so we can't enforce expiry yet.

23
synapse/app/pusher.py
View file

@ -21,6 +21,7 @@ from synapse.config._base import ConfigError
from synapse.config.database import DatabaseConfig
from synapse.config.logger import LoggingConfig
from synapse.config.emailconfig import EmailConfig
from synapse.config.key import KeyConfig
from synapse.http.site import SynapseSite
from synapse.metrics.resource import MetricsResource, METRICS_PREFIX
from synapse.storage.roommember import RoomMemberStore
@ -63,6 +64,26 @@ class SlaveConfig(DatabaseConfig):
self.pid_file = self.abspath(config.get("pid_file"))
self.public_baseurl = config["public_baseurl"]
# some things used by the auth handler but not actually used in the
# pusher codebase
self.bcrypt_rounds = None
self.ldap_enabled = None
self.ldap_server = None
self.ldap_port = None
self.ldap_tls = None
self.ldap_search_base = None
self.ldap_search_property = None
self.ldap_email_property = None
self.ldap_full_name_property = None
# We would otherwise try to use the registration shared secret as the
# macaroon shared secret if there was no macaroon_shared_secret, but
# that means pulling in RegistrationConfig too. We don't need to be
# backwards compaitible in the pusher codebase so just make people set
# macaroon_shared_secret. We set this to None to prevent it referencing
# an undefined key.
self.registration_shared_secret = None
def default_config(self, server_name, **kwargs):
pid_file = self.abspath("pusher.pid")
return """\
@ -95,7 +116,7 @@ class SlaveConfig(DatabaseConfig):
""" % locals()
class PusherSlaveConfig(SlaveConfig, LoggingConfig, EmailConfig):
class PusherSlaveConfig(SlaveConfig, LoggingConfig, EmailConfig, KeyConfig):
pass

5
synapse/handlers/auth.py
View file

@ -529,6 +529,11 @@ class AuthHandler(BaseHandler):
macaroon.add_first_party_caveat("time < %d" % (expiry,))
return macaroon.serialize()
def generate_delete_pusher_token(self, user_id):
macaroon = self._generate_base_macaroon(user_id)
macaroon.add_first_party_caveat("type = delete_pusher")
return macaroon.serialize()
def validate_short_term_login_token_and_get_user_id(self, login_token):
try:
macaroon = pymacaroons.Macaroon.deserialize(login_token)

2
synapse/push/emailpusher.py
View file

@ -279,5 +279,5 @@ class EmailPusher(object):
logger.info("Sending notif email for user %r", self.user_id)
yield self.mailer.send_notification_mail(
self.user_id, self.email, push_actions, reason
self.app_id, self.user_id, self.email, push_actions, reason
)

26
synapse/push/mailer.py
View file

@ -41,7 +41,7 @@ logger = logging.getLogger(__name__)
MESSAGE_FROM_PERSON_IN_ROOM = "You have a message on %(app)s from %(person)s " \
"in the %s room..."
"in the %(room)s room..."
MESSAGE_FROM_PERSON = "You have a message on %(app)s from %(person)s..."
MESSAGES_FROM_PERSON = "You have messages on %(app)s from %(person)s..."
MESSAGES_IN_ROOM = "You have messages on %(app)s in the %(room)s room..."
@ -81,9 +81,11 @@ class Mailer(object):
def __init__(self, hs, app_name):
self.hs = hs
self.store = self.hs.get_datastore()
self.auth_handler = self.hs.get_auth_handler()
self.state_handler = self.hs.get_state_handler()
loader = jinja2.FileSystemLoader(self.hs.config.email_template_dir)
self.app_name = app_name
logger.info("Created Mailer for app_name %s" % app_name)
env = jinja2.Environment(loader=loader)
env.filters["format_ts"] = format_ts_filter
env.filters["mxc_to_http"] = self.mxc_to_http_filter
@ -95,7 +97,8 @@ class Mailer(object):
)
@defer.inlineCallbacks
def send_notification_mail(self, user_id, email_address, push_actions, reason):
def send_notification_mail(self, app_id, user_id, email_address,
push_actions, reason):
raw_from = email.utils.parseaddr(self.hs.config.email_notif_from)[1]
raw_to = email.utils.parseaddr(email_address)[1]
@ -159,7 +162,9 @@ class Mailer(object):
template_vars = {
"user_display_name": user_display_name,
"unsubscribe_link": self.make_unsubscribe_link(),
"unsubscribe_link": self.make_unsubscribe_link(
user_id, app_id, email_address
),
"summary_text": summary_text,
"app_name": self.app_name,
"rooms": rooms,
@ -425,9 +430,18 @@ class Mailer(object):
notif['room_id'], notif['event_id']
)
def make_unsubscribe_link(self):
# XXX: matrix.to
return "https://vector.im/#/settings"
def make_unsubscribe_link(self, user_id, app_id, email_address):
params = {
"access_token": self.auth_handler.generate_delete_pusher_token(user_id),
"app_id": app_id,
"pushkey": email_address,
}
# XXX: make r0 once API is stable
return "%s_matrix/client/unstable/pushers/remove?%s" % (
self.hs.config.public_baseurl,
urllib.urlencode(params),
)
def mxc_to_http_filter(self, value, width, height, resize_method="crop"):
if value[0:6] != "mxc://":

57
synapse/rest/client/v1/pusher.py
View file

@ -17,7 +17,11 @@ from twisted.internet import defer
from synapse.api.errors import SynapseError, Codes
from synapse.push import PusherConfigException
from synapse.http.servlet import parse_json_object_from_request
from synapse.http.servlet import (
parse_json_object_from_request, parse_string, RestServlet
)
from synapse.http.server import finish_request
from synapse.api.errors import StoreError
from .base import ClientV1RestServlet, client_path_patterns
@ -136,6 +140,57 @@ class PushersSetRestServlet(ClientV1RestServlet):
return 200, {}
class PushersRemoveRestServlet(RestServlet):
"""
To allow pusher to be delete by clicking a link (ie. GET request)
"""
PATTERNS = client_path_patterns("/pushers/remove$")
SUCCESS_HTML = "<html><body>You have been unsubscribed</body><html>"
def __init__(self, hs):
super(RestServlet, self).__init__()
self.hs = hs
self.notifier = hs.get_notifier()
self.auth = hs.get_v1auth()
@defer.inlineCallbacks
def on_GET(self, request):
requester = yield self.auth.get_user_by_req(request, rights="delete_pusher")
user = requester.user
app_id = parse_string(request, "app_id", required=True)
pushkey = parse_string(request, "pushkey", required=True)
pusher_pool = self.hs.get_pusherpool()
try:
yield pusher_pool.remove_pusher(
app_id=app_id,
pushkey=pushkey,
user_id=user.to_string(),
)
except StoreError as se:
if se.code != 404:
# This is fine: they're already unsubscribed
raise
self.notifier.on_new_replication_data()
request.setResponseCode(200)
request.setHeader(b"Content-Type", b"text/html; charset=utf-8")
request.setHeader(b"Server", self.hs.version_string)
request.setHeader(b"Content-Length", b"%d" % (
len(PushersRemoveRestServlet.SUCCESS_HTML),
))
request.write(PushersRemoveRestServlet.SUCCESS_HTML)
finish_request(request)
defer.returnValue(None)
def on_OPTIONS(self, _):
return 200, {}
def register_servlets(hs, http_server):
PushersRestServlet(hs).register(http_server)
PushersSetRestServlet(hs).register(http_server)
PushersRemoveRestServlet(hs).register(http_server)