diff --git a/synapse/util/async_helpers.py b/synapse/util/async_helpers.py
index 04b6abdc24..581dffd8a0 100644
--- a/synapse/util/async_helpers.py
+++ b/synapse/util/async_helpers.py
@@ -73,6 +73,10 @@ class ObservableDeferred(object):
def errback(f):
object.__setattr__(self, "_result", (False, f))
while self._observers:
+ # This is a little bit of magic to correctly propagate stack
+ # traces when we `await` on one of the observer deferreds.
+ f.value.__failure__ = f
+
try:
# TODO: Handle errors here.
self._observers.pop().errback(f)
diff --git a/synapse/util/caches/response_cache.py b/synapse/util/caches/response_cache.py
index 82d3eefe0e..b68f9fe0d4 100644
--- a/synapse/util/caches/response_cache.py
+++ b/synapse/util/caches/response_cache.py
@@ -144,7 +144,7 @@ class ResponseCache(object):
"""
result = self.get(key)
if not result:
- logger.info(
+ logger.debug(
"[%s]: no cached result for [%s], calculating new one", self._name, key
)
d = run_in_background(callback, *args, **kwargs)
diff --git a/synapse/util/threepids.py b/synapse/util/threepids.py
index 3ec1dfb0c2..34ce7cac16 100644
--- a/synapse/util/threepids.py
+++ b/synapse/util/threepids.py
@@ -16,11 +16,14 @@
import logging
import re
+from twisted.internet import defer
+
logger = logging.getLogger(__name__)
+@defer.inlineCallbacks
def check_3pid_allowed(hs, medium, address):
- """Checks whether a given format of 3PID is allowed to be used on this HS
+ """Checks whether a given 3PID is allowed to be used on this HS
Args:
hs (synapse.server.HomeServer): server
@@ -28,9 +31,36 @@ def check_3pid_allowed(hs, medium, address):
address (str): address within that medium (e.g. "wotan@matrix.org")
msisdns need to first have been canonicalised
Returns:
- bool: whether the 3PID medium/address is allowed to be added to this HS
+ defered bool: whether the 3PID medium/address is allowed to be added to this HS
"""
+ if hs.config.check_is_for_allowed_local_3pids:
+ data = yield hs.get_simple_http_client().get_json(
+ "https://%s%s"
+ % (
+ hs.config.check_is_for_allowed_local_3pids,
+ "/_matrix/identity/api/v1/internal-info",
+ ),
+ {"medium": medium, "address": address},
+ )
+
+ # Check for invalid response
+ if "hs" not in data and "shadow_hs" not in data:
+ defer.returnValue(False)
+
+ # Check if this user is intended to register for this homeserver
+ if (
+ data.get("hs") != hs.config.server_name
+ and data.get("shadow_hs") != hs.config.server_name
+ ):
+ defer.returnValue(False)
+
+ if data.get("requires_invite", False) and not data.get("invited", False):
+ # Requires an invite but hasn't been invited
+ defer.returnValue(False)
+
+ defer.returnValue(True)
+
if hs.config.allowed_local_3pids:
for constraint in hs.config.allowed_local_3pids:
logger.debug(
@@ -43,8 +73,8 @@ def check_3pid_allowed(hs, medium, address):
if medium == constraint["medium"] and re.match(
constraint["pattern"], address
):
- return True
+ defer.returnValue(True)
else:
- return True
+ defer.returnValue(True)
- return False
+ defer.returnValue(False)
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