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-rw-r--r--synapse/federation/federation_client.py2
-rw-r--r--synapse/federation/transport/client.py1
-rw-r--r--synapse/handlers/message.py21
-rw-r--r--synapse/handlers/sync.py34
-rw-r--r--synapse/notifier.py2
-rw-r--r--synapse/push/clientformat.py112
-rw-r--r--synapse/replication/resource.py28
-rw-r--r--synapse/rest/client/v1/push_rule.py130
-rw-r--r--synapse/storage/__init__.py17
-rw-r--r--synapse/storage/_base.py25
-rw-r--r--synapse/storage/push_rule.py193
-rw-r--r--synapse/storage/schema/delta/30/push_rule_stream.sql38
-rw-r--r--synapse/storage/util/id_generators.py84
-rw-r--r--synapse/streams/events.py4
-rw-r--r--synapse/types.py7
-rw-r--r--tests/replication/test_resource.py6
-rw-r--r--tests/rest/client/v1/test_rooms.py4
17 files changed, 509 insertions, 199 deletions
diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index e30e2da58d..83c1f46586 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -114,7 +114,7 @@ class FederationClient(FederationBase):
 
     @log_function
     def make_query(self, destination, query_type, args,
-                   retry_on_dns_fail=True):
+                   retry_on_dns_fail=False):
         """Sends a federation Query to a remote homeserver of the given type
         and arguments.
 
diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index 2b5d40ea7f..2237e3413c 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -160,6 +160,7 @@ class TransportLayerClient(object):
             path=path,
             args=args,
             retry_on_dns_fail=retry_on_dns_fail,
+            timeout=10000,
         )
 
         defer.returnValue(content)
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index cace1cb82a..5c50c611ba 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -196,12 +196,25 @@ class MessageHandler(BaseHandler):
 
         if builder.type == EventTypes.Member:
             membership = builder.content.get("membership", None)
+            target = UserID.from_string(builder.state_key)
+
             if membership == Membership.JOIN:
-                joinee = UserID.from_string(builder.state_key)
                 # If event doesn't include a display name, add one.
                 yield collect_presencelike_data(
-                    self.distributor, joinee, builder.content
+                    self.distributor, target, builder.content
                 )
+            elif membership == Membership.INVITE:
+                profile = self.hs.get_handlers().profile_handler
+                content = builder.content
+
+                try:
+                    content["displayname"] = yield profile.get_displayname(target)
+                    content["avatar_url"] = yield profile.get_avatar_url(target)
+                except Exception as e:
+                    logger.info(
+                        "Failed to get profile information for %r: %s",
+                        target, e
+                    )
 
         if token_id is not None:
             builder.internal_metadata.token_id = token_id
@@ -649,8 +662,8 @@ class MessageHandler(BaseHandler):
             user_id, messages, is_peeking=is_peeking
         )
 
-        start_token = StreamToken(token[0], 0, 0, 0, 0)
-        end_token = StreamToken(token[1], 0, 0, 0, 0)
+        start_token = StreamToken.START.copy_and_replace("room_key", token[0])
+        end_token = StreamToken.START.copy_and_replace("room_key", token[1])
 
         time_now = self.clock.time_msec()
 
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index fded6e4009..1f6fde8e8a 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -20,6 +20,7 @@ from synapse.api.constants import Membership, EventTypes
 from synapse.util import unwrapFirstError
 from synapse.util.logcontext import LoggingContext, preserve_fn
 from synapse.util.metrics import Measure
+from synapse.push.clientformat import format_push_rules_for_user
 
 from twisted.internet import defer
 
@@ -209,9 +210,9 @@ class SyncHandler(BaseHandler):
             key=None
         )
 
-        membership_list = (Membership.INVITE, Membership.JOIN)
-        if sync_config.filter_collection.include_leave:
-            membership_list += (Membership.LEAVE, Membership.BAN)
+        membership_list = (
+            Membership.INVITE, Membership.JOIN, Membership.LEAVE, Membership.BAN
+        )
 
         room_list = yield self.store.get_rooms_for_user_where_membership_is(
             user_id=sync_config.user.to_string(),
@@ -224,6 +225,10 @@ class SyncHandler(BaseHandler):
             )
         )
 
+        account_data['m.push_rules'] = yield self.push_rules_for_user(
+            sync_config.user
+        )
+
         tags_by_room = yield self.store.get_tags_for_user(
             sync_config.user.to_string()
         )
@@ -257,6 +262,12 @@ class SyncHandler(BaseHandler):
                         invite=invite,
                     ))
                 elif event.membership in (Membership.LEAVE, Membership.BAN):
+                    # Always send down rooms we were banned or kicked from.
+                    if not sync_config.filter_collection.include_leave:
+                        if event.membership == Membership.LEAVE:
+                            if sync_config.user.to_string() == event.sender:
+                                continue
+
                     leave_token = now_token.copy_and_replace(
                         "room_key", "s%d" % (event.stream_ordering,)
                     )
@@ -322,6 +333,14 @@ class SyncHandler(BaseHandler):
 
         defer.returnValue(room_sync)
 
+    @defer.inlineCallbacks
+    def push_rules_for_user(self, user):
+        user_id = user.to_string()
+        rawrules = yield self.store.get_push_rules_for_user(user_id)
+        enabled_map = yield self.store.get_push_rules_enabled_for_user(user_id)
+        rules = format_push_rules_for_user(user, rawrules, enabled_map)
+        defer.returnValue(rules)
+
     def account_data_for_user(self, account_data):
         account_data_events = []
 
@@ -481,6 +500,15 @@ class SyncHandler(BaseHandler):
             )
         )
 
+        push_rules_changed = yield self.store.have_push_rules_changed_for_user(
+            user_id, int(since_token.push_rules_key)
+        )
+
+        if push_rules_changed:
+            account_data["m.push_rules"] = yield self.push_rules_for_user(
+                sync_config.user
+            )
+
         # Get a list of membership change events that have happened.
         rooms_changed = yield self.store.get_membership_changes_for_user(
             user_id, since_token.room_key, now_token.room_key
diff --git a/synapse/notifier.py b/synapse/notifier.py
index 3c36a20868..9b69b0333a 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -284,7 +284,7 @@ class Notifier(object):
 
     @defer.inlineCallbacks
     def wait_for_events(self, user_id, timeout, callback, room_ids=None,
-                        from_token=StreamToken("s0", "0", "0", "0", "0")):
+                        from_token=StreamToken.START):
         """Wait until the callback returns a non empty response or the
         timeout fires.
         """
diff --git a/synapse/push/clientformat.py b/synapse/push/clientformat.py
new file mode 100644
index 0000000000..ae9db9ec2f
--- /dev/null
+++ b/synapse/push/clientformat.py
@@ -0,0 +1,112 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from synapse.push.baserules import list_with_base_rules
+
+from synapse.push.rulekinds import (
+    PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP
+)
+
+import copy
+import simplejson as json
+
+
+def format_push_rules_for_user(user, rawrules, enabled_map):
+    """Converts a list of rawrules and a enabled map into nested dictionaries
+    to match the Matrix client-server format for push rules"""
+
+    ruleslist = []
+    for rawrule in rawrules:
+        rule = dict(rawrule)
+        rule["conditions"] = json.loads(rawrule["conditions"])
+        rule["actions"] = json.loads(rawrule["actions"])
+        ruleslist.append(rule)
+
+    # We're going to be mutating this a lot, so do a deep copy
+    ruleslist = copy.deepcopy(list_with_base_rules(ruleslist))
+
+    rules = {'global': {}, 'device': {}}
+
+    rules['global'] = _add_empty_priority_class_arrays(rules['global'])
+
+    for r in ruleslist:
+        rulearray = None
+
+        template_name = _priority_class_to_template_name(r['priority_class'])
+
+        # Remove internal stuff.
+        for c in r["conditions"]:
+            c.pop("_id", None)
+
+            pattern_type = c.pop("pattern_type", None)
+            if pattern_type == "user_id":
+                c["pattern"] = user.to_string()
+            elif pattern_type == "user_localpart":
+                c["pattern"] = user.localpart
+
+        rulearray = rules['global'][template_name]
+
+        template_rule = _rule_to_template(r)
+        if template_rule:
+            if r['rule_id'] in enabled_map:
+                template_rule['enabled'] = enabled_map[r['rule_id']]
+            elif 'enabled' in r:
+                template_rule['enabled'] = r['enabled']
+            else:
+                template_rule['enabled'] = True
+            rulearray.append(template_rule)
+
+    return rules
+
+
+def _add_empty_priority_class_arrays(d):
+    for pc in PRIORITY_CLASS_MAP.keys():
+        d[pc] = []
+    return d
+
+
+def _rule_to_template(rule):
+    unscoped_rule_id = None
+    if 'rule_id' in rule:
+        unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id'])
+
+    template_name = _priority_class_to_template_name(rule['priority_class'])
+    if template_name in ['override', 'underride']:
+        templaterule = {k: rule[k] for k in ["conditions", "actions"]}
+    elif template_name in ["sender", "room"]:
+        templaterule = {'actions': rule['actions']}
+        unscoped_rule_id = rule['conditions'][0]['pattern']
+    elif template_name == 'content':
+        if len(rule["conditions"]) != 1:
+            return None
+        thecond = rule["conditions"][0]
+        if "pattern" not in thecond:
+            return None
+        templaterule = {'actions': rule['actions']}
+        templaterule["pattern"] = thecond["pattern"]
+
+    if unscoped_rule_id:
+            templaterule['rule_id'] = unscoped_rule_id
+    if 'default' in rule:
+        templaterule['default'] = rule['default']
+    return templaterule
+
+
+def _rule_id_from_namespaced(in_rule_id):
+    return in_rule_id.split('/')[-1]
+
+
+def _priority_class_to_template_name(pc):
+    return PRIORITY_CLASS_INVERSE_MAP[pc]
diff --git a/synapse/replication/resource.py b/synapse/replication/resource.py
index e0d039518d..adc1eb1d0b 100644
--- a/synapse/replication/resource.py
+++ b/synapse/replication/resource.py
@@ -36,6 +36,7 @@ STREAM_NAMES = (
     ("receipts",),
     ("user_account_data", "room_account_data", "tag_account_data",),
     ("backfill",),
+    ("push_rules",),
 )
 
 
@@ -63,6 +64,7 @@ class ReplicationResource(Resource):
     * "room_account_data: Per room per user account data.
     * "tag_account_data": Per room per user tags.
     * "backfill": Old events that have been backfilled from other servers.
+    * "push_rules": Per user changes to push rules.
 
     The API takes two additional query parameters:
 
@@ -117,14 +119,16 @@ class ReplicationResource(Resource):
     def current_replication_token(self):
         stream_token = yield self.sources.get_current_token()
         backfill_token = yield self.store.get_current_backfill_token()
+        push_rules_token, room_stream_token = self.store.get_push_rules_stream_token()
 
         defer.returnValue(_ReplicationToken(
-            stream_token.room_stream_id,
+            room_stream_token,
             int(stream_token.presence_key),
             int(stream_token.typing_key),
             int(stream_token.receipt_key),
             int(stream_token.account_data_key),
             backfill_token,
+            push_rules_token,
         ))
 
     @request_handler
@@ -146,6 +150,7 @@ class ReplicationResource(Resource):
             yield self.presence(writer, current_token)  # TODO: implement limit
             yield self.typing(writer, current_token)  # TODO: implement limit
             yield self.receipts(writer, current_token, limit)
+            yield self.push_rules(writer, current_token, limit)
             self.streams(writer, current_token)
 
             logger.info("Replicated %d rows", writer.total)
@@ -277,6 +282,21 @@ class ReplicationResource(Resource):
                 "position", "user_id", "room_id", "tags"
             ))
 
+    @defer.inlineCallbacks
+    def push_rules(self, writer, current_token, limit):
+        current_position = current_token.push_rules
+
+        push_rules = parse_integer(writer.request, "push_rules")
+
+        if push_rules is not None:
+            rows = yield self.store.get_all_push_rule_updates(
+                push_rules, current_position, limit
+            )
+            writer.write_header_and_rows("push_rules", rows, (
+                "position", "event_stream_ordering", "user_id", "rule_id", "op",
+                "priority_class", "priority", "conditions", "actions"
+            ))
+
 
 class _Writer(object):
     """Writes the streams as a JSON object as the response to the request"""
@@ -307,12 +327,16 @@ class _Writer(object):
 
 class _ReplicationToken(collections.namedtuple("_ReplicationToken", (
     "events", "presence", "typing", "receipts", "account_data", "backfill",
+    "push_rules"
 ))):
     __slots__ = []
 
     def __new__(cls, *args):
         if len(args) == 1:
-            return cls(*(int(value) for value in args[0].split("_")))
+            streams = [int(value) for value in args[0].split("_")]
+            if len(streams) < len(cls._fields):
+                streams.extend([0] * (len(cls._fields) - len(streams)))
+            return cls(*streams)
         else:
             return super(_ReplicationToken, cls).__new__(cls, *args)
 
diff --git a/synapse/rest/client/v1/push_rule.py b/synapse/rest/client/v1/push_rule.py
index 970a019223..981d7708db 100644
--- a/synapse/rest/client/v1/push_rule.py
+++ b/synapse/rest/client/v1/push_rule.py
@@ -22,12 +22,10 @@ from .base import ClientV1RestServlet, client_path_patterns
 from synapse.storage.push_rule import (
     InconsistentRuleException, RuleNotFoundException
 )
-from synapse.push.baserules import list_with_base_rules, BASE_RULE_IDS
-from synapse.push.rulekinds import (
-    PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP
-)
+from synapse.push.clientformat import format_push_rules_for_user
+from synapse.push.baserules import BASE_RULE_IDS
+from synapse.push.rulekinds import PRIORITY_CLASS_MAP
 
-import copy
 import simplejson as json
 
 
@@ -36,6 +34,11 @@ class PushRuleRestServlet(ClientV1RestServlet):
     SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR = (
         "Unrecognised request: You probably wanted a trailing slash")
 
+    def __init__(self, hs):
+        super(PushRuleRestServlet, self).__init__(hs)
+        self.store = hs.get_datastore()
+        self.notifier = hs.get_notifier()
+
     @defer.inlineCallbacks
     def on_PUT(self, request):
         spec = _rule_spec_from_path(request.postpath)
@@ -51,8 +54,11 @@ class PushRuleRestServlet(ClientV1RestServlet):
 
         content = _parse_json(request)
 
+        user_id = requester.user.to_string()
+
         if 'attr' in spec:
-            yield self.set_rule_attr(requester.user.to_string(), spec, content)
+            yield self.set_rule_attr(user_id, spec, content)
+            self.notify_user(user_id)
             defer.returnValue((200, {}))
 
         if spec['rule_id'].startswith('.'):
@@ -77,8 +83,8 @@ class PushRuleRestServlet(ClientV1RestServlet):
             after = _namespaced_rule_id(spec, after[0])
 
         try:
-            yield self.hs.get_datastore().add_push_rule(
-                user_id=requester.user.to_string(),
+            yield self.store.add_push_rule(
+                user_id=user_id,
                 rule_id=_namespaced_rule_id_from_spec(spec),
                 priority_class=priority_class,
                 conditions=conditions,
@@ -86,6 +92,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
                 before=before,
                 after=after
             )
+            self.notify_user(user_id)
         except InconsistentRuleException as e:
             raise SynapseError(400, e.message)
         except RuleNotFoundException as e:
@@ -98,13 +105,15 @@ class PushRuleRestServlet(ClientV1RestServlet):
         spec = _rule_spec_from_path(request.postpath)
 
         requester = yield self.auth.get_user_by_req(request)
+        user_id = requester.user.to_string()
 
         namespaced_rule_id = _namespaced_rule_id_from_spec(spec)
 
         try:
-            yield self.hs.get_datastore().delete_push_rule(
-                requester.user.to_string(), namespaced_rule_id
+            yield self.store.delete_push_rule(
+                user_id, namespaced_rule_id
             )
+            self.notify_user(user_id)
             defer.returnValue((200, {}))
         except StoreError as e:
             if e.code == 404:
@@ -115,58 +124,16 @@ class PushRuleRestServlet(ClientV1RestServlet):
     @defer.inlineCallbacks
     def on_GET(self, request):
         requester = yield self.auth.get_user_by_req(request)
-        user = requester.user
+        user_id = requester.user.to_string()
 
         # we build up the full structure and then decide which bits of it
         # to send which means doing unnecessary work sometimes but is
         # is probably not going to make a whole lot of difference
-        rawrules = yield self.hs.get_datastore().get_push_rules_for_user(
-            user.to_string()
-        )
-
-        ruleslist = []
-        for rawrule in rawrules:
-            rule = dict(rawrule)
-            rule["conditions"] = json.loads(rawrule["conditions"])
-            rule["actions"] = json.loads(rawrule["actions"])
-            ruleslist.append(rule)
-
-        # We're going to be mutating this a lot, so do a deep copy
-        ruleslist = copy.deepcopy(list_with_base_rules(ruleslist))
-
-        rules = {'global': {}, 'device': {}}
-
-        rules['global'] = _add_empty_priority_class_arrays(rules['global'])
-
-        enabled_map = yield self.hs.get_datastore().\
-            get_push_rules_enabled_for_user(user.to_string())
-
-        for r in ruleslist:
-            rulearray = None
-
-            template_name = _priority_class_to_template_name(r['priority_class'])
-
-            # Remove internal stuff.
-            for c in r["conditions"]:
-                c.pop("_id", None)
-
-                pattern_type = c.pop("pattern_type", None)
-                if pattern_type == "user_id":
-                    c["pattern"] = user.to_string()
-                elif pattern_type == "user_localpart":
-                    c["pattern"] = user.localpart
+        rawrules = yield self.store.get_push_rules_for_user(user_id)
 
-            rulearray = rules['global'][template_name]
+        enabled_map = yield self.store.get_push_rules_enabled_for_user(user_id)
 
-            template_rule = _rule_to_template(r)
-            if template_rule:
-                if r['rule_id'] in enabled_map:
-                    template_rule['enabled'] = enabled_map[r['rule_id']]
-                elif 'enabled' in r:
-                    template_rule['enabled'] = r['enabled']
-                else:
-                    template_rule['enabled'] = True
-                rulearray.append(template_rule)
+        rules = format_push_rules_for_user(requester.user, rawrules, enabled_map)
 
         path = request.postpath[1:]
 
@@ -188,6 +155,12 @@ class PushRuleRestServlet(ClientV1RestServlet):
     def on_OPTIONS(self, _):
         return 200, {}
 
+    def notify_user(self, user_id):
+        stream_id, _ = self.store.get_push_rules_stream_token()
+        self.notifier.on_new_event(
+            "push_rules_key", stream_id, users=[user_id]
+        )
+
     def set_rule_attr(self, user_id, spec, val):
         if spec['attr'] == 'enabled':
             if isinstance(val, dict) and "enabled" in val:
@@ -198,7 +171,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
                 # bools directly, so let's not break them.
                 raise SynapseError(400, "Value for 'enabled' must be boolean")
             namespaced_rule_id = _namespaced_rule_id_from_spec(spec)
-            return self.hs.get_datastore().set_push_rule_enabled(
+            return self.store.set_push_rule_enabled(
                 user_id, namespaced_rule_id, val
             )
         elif spec['attr'] == 'actions':
@@ -210,7 +183,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
             if is_default_rule:
                 if namespaced_rule_id not in BASE_RULE_IDS:
                     raise SynapseError(404, "Unknown rule %r" % (namespaced_rule_id,))
-            return self.hs.get_datastore().set_push_rule_actions(
+            return self.store.set_push_rule_actions(
                 user_id, namespaced_rule_id, actions, is_default_rule
             )
         else:
@@ -308,12 +281,6 @@ def _check_actions(actions):
             raise InvalidRuleException("Unrecognised action")
 
 
-def _add_empty_priority_class_arrays(d):
-    for pc in PRIORITY_CLASS_MAP.keys():
-        d[pc] = []
-    return d
-
-
 def _filter_ruleset_with_path(ruleset, path):
     if path == []:
         raise UnrecognizedRequestError(
@@ -362,37 +329,6 @@ def _priority_class_from_spec(spec):
     return pc
 
 
-def _priority_class_to_template_name(pc):
-    return PRIORITY_CLASS_INVERSE_MAP[pc]
-
-
-def _rule_to_template(rule):
-    unscoped_rule_id = None
-    if 'rule_id' in rule:
-        unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id'])
-
-    template_name = _priority_class_to_template_name(rule['priority_class'])
-    if template_name in ['override', 'underride']:
-        templaterule = {k: rule[k] for k in ["conditions", "actions"]}
-    elif template_name in ["sender", "room"]:
-        templaterule = {'actions': rule['actions']}
-        unscoped_rule_id = rule['conditions'][0]['pattern']
-    elif template_name == 'content':
-        if len(rule["conditions"]) != 1:
-            return None
-        thecond = rule["conditions"][0]
-        if "pattern" not in thecond:
-            return None
-        templaterule = {'actions': rule['actions']}
-        templaterule["pattern"] = thecond["pattern"]
-
-    if unscoped_rule_id:
-            templaterule['rule_id'] = unscoped_rule_id
-    if 'default' in rule:
-        templaterule['default'] = rule['default']
-    return templaterule
-
-
 def _namespaced_rule_id_from_spec(spec):
     return _namespaced_rule_id(spec, spec['rule_id'])
 
@@ -401,10 +337,6 @@ def _namespaced_rule_id(spec, rule_id):
     return "global/%s/%s" % (spec['template'], rule_id)
 
 
-def _rule_id_from_namespaced(in_rule_id):
-    return in_rule_id.split('/')[-1]
-
-
 class InvalidRuleException(Exception):
     pass
 
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index f257721ea3..6f37a85d09 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -45,7 +45,7 @@ from .search import SearchStore
 from .tags import TagsStore
 from .account_data import AccountDataStore
 
-from util.id_generators import IdGenerator, StreamIdGenerator
+from util.id_generators import IdGenerator, StreamIdGenerator, ChainedIdGenerator
 
 from synapse.api.constants import PresenceState
 from synapse.util.caches.stream_change_cache import StreamChangeCache
@@ -122,6 +122,9 @@ class DataStore(RoomMemberStore, RoomStore,
         self._pushers_id_gen = IdGenerator(db_conn, "pushers", "id")
         self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id")
         self._push_rules_enable_id_gen = IdGenerator(db_conn, "push_rules_enable", "id")
+        self._push_rules_stream_id_gen = ChainedIdGenerator(
+            self._stream_id_gen, db_conn, "push_rules_stream", "stream_id"
+        )
 
         events_max = self._stream_id_gen.get_max_token()
         event_cache_prefill, min_event_val = self._get_cache_dict(
@@ -157,6 +160,18 @@ class DataStore(RoomMemberStore, RoomStore,
             prefilled_cache=presence_cache_prefill
         )
 
+        push_rules_prefill, push_rules_id = self._get_cache_dict(
+            db_conn, "push_rules_stream",
+            entity_column="user_id",
+            stream_column="stream_id",
+            max_value=self._push_rules_stream_id_gen.get_max_token()[0],
+        )
+
+        self.push_rules_stream_cache = StreamChangeCache(
+            "PushRulesStreamChangeCache", push_rules_id,
+            prefilled_cache=push_rules_prefill,
+        )
+
         super(DataStore, self).__init__(hs)
 
     def take_presence_startup_info(self):
diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py
index 2e97ac84a8..7dc67ecd57 100644
--- a/synapse/storage/_base.py
+++ b/synapse/storage/_base.py
@@ -770,18 +770,29 @@ class SQLBaseStore(object):
             table : string giving the table name
             keyvalues : dict of column names and values to select the row with
         """
+        return self.runInteraction(
+            desc, self._simple_delete_one_txn, table, keyvalues
+        )
+
+    @staticmethod
+    def _simple_delete_one_txn(txn, table, keyvalues):
+        """Executes a DELETE query on the named table, expecting to delete a
+        single row.
+
+        Args:
+            table : string giving the table name
+            keyvalues : dict of column names and values to select the row with
+        """
         sql = "DELETE FROM %s WHERE %s" % (
             table,
             " AND ".join("%s = ?" % (k, ) for k in keyvalues)
         )
 
-        def func(txn):
-            txn.execute(sql, keyvalues.values())
-            if txn.rowcount == 0:
-                raise StoreError(404, "No row found")
-            if txn.rowcount > 1:
-                raise StoreError(500, "more than one row matched")
-        return self.runInteraction(desc, func)
+        txn.execute(sql, keyvalues.values())
+        if txn.rowcount == 0:
+            raise StoreError(404, "No row found")
+        if txn.rowcount > 1:
+            raise StoreError(500, "more than one row matched")
 
     @staticmethod
     def _simple_delete_txn(txn, table, keyvalues):
diff --git a/synapse/storage/push_rule.py b/synapse/storage/push_rule.py
index 56e69495b1..9dbad2fd5f 100644
--- a/synapse/storage/push_rule.py
+++ b/synapse/storage/push_rule.py
@@ -99,30 +99,32 @@ class PushRuleStore(SQLBaseStore):
             results.setdefault(row['user_name'], {})[row['rule_id']] = row['enabled']
         defer.returnValue(results)
 
+    @defer.inlineCallbacks
     def add_push_rule(
         self, user_id, rule_id, priority_class, conditions, actions,
         before=None, after=None
     ):
         conditions_json = json.dumps(conditions)
         actions_json = json.dumps(actions)
-
-        if before or after:
-            return self.runInteraction(
-                "_add_push_rule_relative_txn",
-                self._add_push_rule_relative_txn,
-                user_id, rule_id, priority_class,
-                conditions_json, actions_json, before, after,
-            )
-        else:
-            return self.runInteraction(
-                "_add_push_rule_highest_priority_txn",
-                self._add_push_rule_highest_priority_txn,
-                user_id, rule_id, priority_class,
-                conditions_json, actions_json,
-            )
+        with self._push_rules_stream_id_gen.get_next() as ids:
+            stream_id, event_stream_ordering = ids
+            if before or after:
+                yield self.runInteraction(
+                    "_add_push_rule_relative_txn",
+                    self._add_push_rule_relative_txn,
+                    stream_id, event_stream_ordering, user_id, rule_id, priority_class,
+                    conditions_json, actions_json, before, after,
+                )
+            else:
+                yield self.runInteraction(
+                    "_add_push_rule_highest_priority_txn",
+                    self._add_push_rule_highest_priority_txn,
+                    stream_id, event_stream_ordering, user_id, rule_id, priority_class,
+                    conditions_json, actions_json,
+                )
 
     def _add_push_rule_relative_txn(
-        self, txn, user_id, rule_id, priority_class,
+        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
         conditions_json, actions_json, before, after
     ):
         # Lock the table since otherwise we'll have annoying races between the
@@ -174,12 +176,12 @@ class PushRuleStore(SQLBaseStore):
         txn.execute(sql, (user_id, priority_class, new_rule_priority))
 
         self._upsert_push_rule_txn(
-            txn, user_id, rule_id, priority_class, new_rule_priority,
-            conditions_json, actions_json,
+            txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
+            new_rule_priority, conditions_json, actions_json,
         )
 
     def _add_push_rule_highest_priority_txn(
-        self, txn, user_id, rule_id, priority_class,
+        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
         conditions_json, actions_json
     ):
         # Lock the table since otherwise we'll have annoying races between the
@@ -201,13 +203,13 @@ class PushRuleStore(SQLBaseStore):
 
         self._upsert_push_rule_txn(
             txn,
-            user_id, rule_id, priority_class, new_prio,
+            stream_id, event_stream_ordering, user_id, rule_id, priority_class, new_prio,
             conditions_json, actions_json,
         )
 
     def _upsert_push_rule_txn(
-        self, txn, user_id, rule_id, priority_class,
-        priority, conditions_json, actions_json
+        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
+        priority, conditions_json, actions_json, update_stream=True
     ):
         """Specialised version of _simple_upsert_txn that picks a push_rule_id
         using the _push_rule_id_gen if it needs to insert the rule. It assumes
@@ -242,12 +244,17 @@ class PushRuleStore(SQLBaseStore):
                 },
             )
 
-        txn.call_after(
-            self.get_push_rules_for_user.invalidate, (user_id,)
-        )
-        txn.call_after(
-            self.get_push_rules_enabled_for_user.invalidate, (user_id,)
-        )
+        if update_stream:
+            self._insert_push_rules_update_txn(
+                txn, stream_id, event_stream_ordering, user_id, rule_id,
+                op="ADD",
+                data={
+                    "priority_class": priority_class,
+                    "priority": priority,
+                    "conditions": conditions_json,
+                    "actions": actions_json,
+                }
+            )
 
     @defer.inlineCallbacks
     def delete_push_rule(self, user_id, rule_id):
@@ -260,25 +267,37 @@ class PushRuleStore(SQLBaseStore):
             user_id (str): The matrix ID of the push rule owner
             rule_id (str): The rule_id of the rule to be deleted
         """
-        yield self._simple_delete_one(
-            "push_rules",
-            {'user_name': user_id, 'rule_id': rule_id},
-            desc="delete_push_rule",
-        )
+        def delete_push_rule_txn(txn, stream_id, event_stream_ordering):
+            self._simple_delete_one_txn(
+                txn,
+                "push_rules",
+                {'user_name': user_id, 'rule_id': rule_id},
+            )
 
-        self.get_push_rules_for_user.invalidate((user_id,))
-        self.get_push_rules_enabled_for_user.invalidate((user_id,))
+            self._insert_push_rules_update_txn(
+                txn, stream_id, event_stream_ordering, user_id, rule_id,
+                op="DELETE"
+            )
+
+        with self._push_rules_stream_id_gen.get_next() as ids:
+            stream_id, event_stream_ordering = ids
+            yield self.runInteraction(
+                "delete_push_rule", delete_push_rule_txn, stream_id, event_stream_ordering
+            )
 
     @defer.inlineCallbacks
     def set_push_rule_enabled(self, user_id, rule_id, enabled):
-        ret = yield self.runInteraction(
-            "_set_push_rule_enabled_txn",
-            self._set_push_rule_enabled_txn,
-            user_id, rule_id, enabled
-        )
-        defer.returnValue(ret)
+        with self._push_rules_stream_id_gen.get_next() as ids:
+            stream_id, event_stream_ordering = ids
+            yield self.runInteraction(
+                "_set_push_rule_enabled_txn",
+                self._set_push_rule_enabled_txn,
+                stream_id, event_stream_ordering, user_id, rule_id, enabled
+            )
 
-    def _set_push_rule_enabled_txn(self, txn, user_id, rule_id, enabled):
+    def _set_push_rule_enabled_txn(
+        self, txn, stream_id, event_stream_ordering, user_id, rule_id, enabled
+    ):
         new_id = self._push_rules_enable_id_gen.get_next()
         self._simple_upsert_txn(
             txn,
@@ -287,25 +306,26 @@ class PushRuleStore(SQLBaseStore):
             {'enabled': 1 if enabled else 0},
             {'id': new_id},
         )
-        txn.call_after(
-            self.get_push_rules_for_user.invalidate, (user_id,)
-        )
-        txn.call_after(
-            self.get_push_rules_enabled_for_user.invalidate, (user_id,)
+
+        self._insert_push_rules_update_txn(
+            txn, stream_id, event_stream_ordering, user_id, rule_id,
+            op="ENABLE" if enabled else "DISABLE"
         )
 
+    @defer.inlineCallbacks
     def set_push_rule_actions(self, user_id, rule_id, actions, is_default_rule):
         actions_json = json.dumps(actions)
 
-        def set_push_rule_actions_txn(txn):
+        def set_push_rule_actions_txn(txn, stream_id, event_stream_ordering):
             if is_default_rule:
                 # Add a dummy rule to the rules table with the user specified
                 # actions.
                 priority_class = -1
                 priority = 1
                 self._upsert_push_rule_txn(
-                    txn, user_id, rule_id, priority_class, priority,
-                    "[]", actions_json
+                    txn, stream_id, event_stream_ordering, user_id, rule_id,
+                    priority_class, priority, "[]", actions_json,
+                    update_stream=False
                 )
             else:
                 self._simple_update_one_txn(
@@ -315,10 +335,81 @@ class PushRuleStore(SQLBaseStore):
                     {'actions': actions_json},
                 )
 
+            self._insert_push_rules_update_txn(
+                txn, stream_id, event_stream_ordering, user_id, rule_id,
+                op="ACTIONS", data={"actions": actions_json}
+            )
+
+        with self._push_rules_stream_id_gen.get_next() as ids:
+            stream_id, event_stream_ordering = ids
+            yield self.runInteraction(
+                "set_push_rule_actions", set_push_rule_actions_txn,
+                stream_id, event_stream_ordering
+            )
+
+    def _insert_push_rules_update_txn(
+        self, txn, stream_id, event_stream_ordering, user_id, rule_id, op, data=None
+    ):
+        values = {
+            "stream_id": stream_id,
+            "event_stream_ordering": event_stream_ordering,
+            "user_id": user_id,
+            "rule_id": rule_id,
+            "op": op,
+        }
+        if data is not None:
+            values.update(data)
+
+        self._simple_insert_txn(txn, "push_rules_stream", values=values)
+
+        txn.call_after(
+            self.get_push_rules_for_user.invalidate, (user_id,)
+        )
+        txn.call_after(
+            self.get_push_rules_enabled_for_user.invalidate, (user_id,)
+        )
+        txn.call_after(
+            self.push_rules_stream_cache.entity_has_changed, user_id, stream_id
+        )
+
+    def get_all_push_rule_updates(self, last_id, current_id, limit):
+        """Get all the push rules changes that have happend on the server"""
+        def get_all_push_rule_updates_txn(txn):
+            sql = (
+                "SELECT stream_id, event_stream_ordering, user_id, rule_id,"
+                " op, priority_class, priority, conditions, actions"
+                " FROM push_rules_stream"
+                " WHERE ? < stream_id AND stream_id <= ?"
+                " ORDER BY stream_id ASC LIMIT ?"
+            )
+            txn.execute(sql, (last_id, current_id, limit))
+            return txn.fetchall()
         return self.runInteraction(
-            "set_push_rule_actions", set_push_rule_actions_txn,
+            "get_all_push_rule_updates", get_all_push_rule_updates_txn
         )
 
+    def get_push_rules_stream_token(self):
+        """Get the position of the push rules stream.
+        Returns a pair of a stream id for the push_rules stream and the
+        room stream ordering it corresponds to."""
+        return self._push_rules_stream_id_gen.get_max_token()
+
+    def have_push_rules_changed_for_user(self, user_id, last_id):
+        if not self.push_rules_stream_cache.has_entity_changed(user_id, last_id):
+            return defer.succeed(False)
+        else:
+            def have_push_rules_changed_txn(txn):
+                sql = (
+                    "SELECT COUNT(stream_id) FROM push_rules_stream"
+                    " WHERE user_id = ? AND ? < stream_id"
+                )
+                txn.execute(sql, (user_id, last_id))
+                count, = txn.fetchone()
+                return bool(count)
+            return self.runInteraction(
+                "have_push_rules_changed", have_push_rules_changed_txn
+            )
+
 
 class RuleNotFoundException(Exception):
     pass
diff --git a/synapse/storage/schema/delta/30/push_rule_stream.sql b/synapse/storage/schema/delta/30/push_rule_stream.sql
new file mode 100644
index 0000000000..735aa8d5f6
--- /dev/null
+++ b/synapse/storage/schema/delta/30/push_rule_stream.sql
@@ -0,0 +1,38 @@
+/* Copyright 2016 OpenMarket Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+
+CREATE TABLE push_rules_stream(
+    stream_id BIGINT NOT NULL,
+    event_stream_ordering BIGINT NOT NULL,
+    user_id TEXT NOT NULL,
+    rule_id TEXT NOT NULL,
+    op TEXT NOT NULL, -- One of "ENABLE", "DISABLE", "ACTIONS", "ADD", "DELETE"
+    priority_class SMALLINT,
+    priority INTEGER,
+    conditions TEXT,
+    actions TEXT
+);
+
+-- The extra data for each operation is:
+-- * ENABLE, DISABLE, DELETE: []
+-- * ACTIONS: ["actions"]
+-- * ADD: ["priority_class", "priority", "actions", "conditions"]
+
+-- Index for replication queries.
+CREATE INDEX push_rules_stream_id ON push_rules_stream(stream_id);
+-- Index for /sync queries.
+CREATE INDEX push_rules_stream_user_stream_id on push_rules_stream(user_id, stream_id);
diff --git a/synapse/storage/util/id_generators.py b/synapse/storage/util/id_generators.py
index efe3f68e6e..af425ba9a4 100644
--- a/synapse/storage/util/id_generators.py
+++ b/synapse/storage/util/id_generators.py
@@ -20,23 +20,21 @@ import threading
 
 class IdGenerator(object):
     def __init__(self, db_conn, table, column):
-        self.table = table
-        self.column = column
         self._lock = threading.Lock()
-        cur = db_conn.cursor()
-        self._next_id = self._load_next_id(cur)
-        cur.close()
-
-    def _load_next_id(self, txn):
-        txn.execute("SELECT MAX(%s) FROM %s" % (self.column, self.table,))
-        val, = txn.fetchone()
-        return val + 1 if val else 1
+        self._next_id = _load_max_id(db_conn, table, column)
 
     def get_next(self):
         with self._lock:
-            i = self._next_id
             self._next_id += 1
-            return i
+            return self._next_id
+
+
+def _load_max_id(db_conn, table, column):
+    cur = db_conn.cursor()
+    cur.execute("SELECT MAX(%s) FROM %s" % (column, table,))
+    val, = cur.fetchone()
+    cur.close()
+    return val if val else 1
 
 
 class StreamIdGenerator(object):
@@ -52,23 +50,10 @@ class StreamIdGenerator(object):
             # ... persist event ...
     """
     def __init__(self, db_conn, table, column):
-        self.table = table
-        self.column = column
-
         self._lock = threading.Lock()
-
-        cur = db_conn.cursor()
-        self._current_max = self._load_current_max(cur)
-        cur.close()
-
+        self._current_max = _load_max_id(db_conn, table, column)
         self._unfinished_ids = deque()
 
-    def _load_current_max(self, txn):
-        txn.execute("SELECT MAX(%s) FROM %s" % (self.column, self.table))
-        rows = txn.fetchall()
-        val, = rows[0]
-        return int(val) if val else 1
-
     def get_next(self):
         """
         Usage:
@@ -124,3 +109,50 @@ class StreamIdGenerator(object):
                 return self._unfinished_ids[0] - 1
 
             return self._current_max
+
+
+class ChainedIdGenerator(object):
+    """Used to generate new stream ids where the stream must be kept in sync
+    with another stream. It generates pairs of IDs, the first element is an
+    integer ID for this stream, the second element is the ID for the stream
+    that this stream needs to be kept in sync with."""
+
+    def __init__(self, chained_generator, db_conn, table, column):
+        self.chained_generator = chained_generator
+        self._lock = threading.Lock()
+        self._current_max = _load_max_id(db_conn, table, column)
+        self._unfinished_ids = deque()
+
+    def get_next(self):
+        """
+        Usage:
+            with stream_id_gen.get_next() as (stream_id, chained_id):
+                # ... persist event ...
+        """
+        with self._lock:
+            self._current_max += 1
+            next_id = self._current_max
+            chained_id = self.chained_generator.get_max_token()
+
+            self._unfinished_ids.append((next_id, chained_id))
+
+        @contextlib.contextmanager
+        def manager():
+            try:
+                yield (next_id, chained_id)
+            finally:
+                with self._lock:
+                    self._unfinished_ids.remove((next_id, chained_id))
+
+        return manager()
+
+    def get_max_token(self):
+        """Returns the maximum stream id such that all stream ids less than or
+        equal to it have been successfully persisted.
+        """
+        with self._lock:
+            if self._unfinished_ids:
+                stream_id, chained_id = self._unfinished_ids[0]
+                return (stream_id - 1, chained_id)
+
+            return (self._current_max, self.chained_generator.get_max_token())
diff --git a/synapse/streams/events.py b/synapse/streams/events.py
index 5ddf4e988b..d4c0bb6732 100644
--- a/synapse/streams/events.py
+++ b/synapse/streams/events.py
@@ -38,9 +38,12 @@ class EventSources(object):
             name: cls(hs)
             for name, cls in EventSources.SOURCE_TYPES.items()
         }
+        self.store = hs.get_datastore()
 
     @defer.inlineCallbacks
     def get_current_token(self, direction='f'):
+        push_rules_key, _ = self.store.get_push_rules_stream_token()
+
         token = StreamToken(
             room_key=(
                 yield self.sources["room"].get_current_key(direction)
@@ -57,5 +60,6 @@ class EventSources(object):
             account_data_key=(
                 yield self.sources["account_data"].get_current_key()
             ),
+            push_rules_key=push_rules_key,
         )
         defer.returnValue(token)
diff --git a/synapse/types.py b/synapse/types.py
index d5bd95cbd3..5b166835bd 100644
--- a/synapse/types.py
+++ b/synapse/types.py
@@ -115,6 +115,7 @@ class StreamToken(
         "typing_key",
         "receipt_key",
         "account_data_key",
+        "push_rules_key",
     ))
 ):
     _SEPARATOR = "_"
@@ -150,6 +151,7 @@ class StreamToken(
             or (int(other.typing_key) < int(self.typing_key))
             or (int(other.receipt_key) < int(self.receipt_key))
             or (int(other.account_data_key) < int(self.account_data_key))
+            or (int(other.push_rules_key) < int(self.push_rules_key))
         )
 
     def copy_and_advance(self, key, new_value):
@@ -174,6 +176,11 @@ class StreamToken(
         return StreamToken(**d)
 
 
+StreamToken.START = StreamToken(
+    *(["s0"] + ["0"] * (len(StreamToken._fields) - 1))
+)
+
+
 class RoomStreamToken(namedtuple("_StreamToken", "topological stream")):
     """Tokens are positions between events. The token "s1" comes after event 1.
 
diff --git a/tests/replication/test_resource.py b/tests/replication/test_resource.py
index daabc563b4..4a42eb3365 100644
--- a/tests/replication/test_resource.py
+++ b/tests/replication/test_resource.py
@@ -35,7 +35,8 @@ class ReplicationResourceCase(unittest.TestCase):
                 "send_message",
             ]),
         )
-        self.user = UserID.from_string("@seeing:red")
+        self.user_id = "@seeing:red"
+        self.user = UserID.from_string(self.user_id)
 
         self.hs.get_ratelimiter().send_message.return_value = (True, 0)
 
@@ -101,7 +102,7 @@ class ReplicationResourceCase(unittest.TestCase):
         event_id = yield self.send_text_message(room_id, "Hello, World")
         get = self.get(receipts="-1")
         yield self.hs.get_handlers().receipts_handler.received_client_receipt(
-            room_id, "m.read", self.user.to_string(), event_id
+            room_id, "m.read", self.user_id, event_id
         )
         code, body = yield get
         self.assertEquals(code, 200)
@@ -129,6 +130,7 @@ class ReplicationResourceCase(unittest.TestCase):
     test_timeout_room_account_data = _test_timeout("room_account_data")
     test_timeout_tag_account_data = _test_timeout("tag_account_data")
     test_timeout_backfill = _test_timeout("backfill")
+    test_timeout_push_rules = _test_timeout("push_rules")
 
     @defer.inlineCallbacks
     def send_text_message(self, room_id, message):
diff --git a/tests/rest/client/v1/test_rooms.py b/tests/rest/client/v1/test_rooms.py
index afca5303ba..fe4fd71272 100644
--- a/tests/rest/client/v1/test_rooms.py
+++ b/tests/rest/client/v1/test_rooms.py
@@ -1032,7 +1032,7 @@ class RoomMessageListTestCase(RestTestCase):
 
     @defer.inlineCallbacks
     def test_topo_token_is_accepted(self):
-        token = "t1-0_0_0_0_0"
+        token = "t1-0_0_0_0_0_0"
         (code, response) = yield self.mock_resource.trigger_get(
             "/rooms/%s/messages?access_token=x&from=%s" %
             (self.room_id, token))
@@ -1044,7 +1044,7 @@ class RoomMessageListTestCase(RestTestCase):
 
     @defer.inlineCallbacks
     def test_stream_token_is_accepted_for_fwd_pagianation(self):
-        token = "s0_0_0_0_0"
+        token = "s0_0_0_0_0_0"
         (code, response) = yield self.mock_resource.trigger_get(
             "/rooms/%s/messages?access_token=x&from=%s" %
             (self.room_id, token))