Start chagning the events stream to work with the new DB schema

This commit is contained in:
Erik Johnston 2014-08-15 13:58:28 +01:00
parent d72f897f07
commit 114984a236
8 changed files with 102 additions and 118 deletions

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@ -28,17 +28,17 @@ import logging
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
class MessagesStreamData(StreamData): class EventsStreamData(StreamData):
EVENT_TYPE = MessageEvent.TYPE EVENT_TYPE = "EventsStream"
def __init__(self, hs, room_id=None, feedback=False): def __init__(self, hs, room_id=None, feedback=False):
super(MessagesStreamData, self).__init__(hs) super(EventsStreamData, self).__init__(hs)
self.room_id = room_id self.room_id = room_id
self.with_feedback = feedback self.with_feedback = feedback
@defer.inlineCallbacks @defer.inlineCallbacks
def get_rows(self, user_id, from_key, to_key, limit): def get_rows(self, user_id, from_key, to_key, limit):
(data, latest_ver) = yield self.store.get_message_stream( data, latest_ver = yield self.store.get_room_events_stream(
user_id=user_id, user_id=user_id,
from_key=from_key, from_key=from_key,
to_key=to_key, to_key=to_key,
@ -50,74 +50,7 @@ class MessagesStreamData(StreamData):
@defer.inlineCallbacks @defer.inlineCallbacks
def max_token(self): def max_token(self):
val = yield self.store.get_max_message_id() val = yield self.store.get_room_events_max_id()
defer.returnValue(val)
class RoomMemberStreamData(StreamData):
EVENT_TYPE = RoomMemberEvent.TYPE
@defer.inlineCallbacks
def get_rows(self, user_id, from_key, to_key, limit):
(data, latest_ver) = yield self.store.get_room_member_stream(
user_id=user_id,
from_key=from_key,
to_key=to_key
)
defer.returnValue((data, latest_ver))
@defer.inlineCallbacks
def max_token(self):
val = yield self.store.get_max_room_member_id()
defer.returnValue(val)
class FeedbackStreamData(StreamData):
EVENT_TYPE = FeedbackEvent.TYPE
def __init__(self, hs, room_id=None):
super(FeedbackStreamData, self).__init__(hs)
self.room_id = room_id
@defer.inlineCallbacks
def get_rows(self, user_id, from_key, to_key, limit):
(data, latest_ver) = yield self.store.get_feedback_stream(
user_id=user_id,
from_key=from_key,
to_key=to_key,
limit=limit,
room_id=self.room_id
)
defer.returnValue((data, latest_ver))
@defer.inlineCallbacks
def max_token(self):
val = yield self.store.get_max_feedback_id()
defer.returnValue(val)
class RoomDataStreamData(StreamData):
EVENT_TYPE = RoomTopicEvent.TYPE # TODO need multiple event types
def __init__(self, hs, room_id=None):
super(RoomDataStreamData, self).__init__(hs)
self.room_id = room_id
@defer.inlineCallbacks
def get_rows(self, user_id, from_key, to_key, limit):
(data, latest_ver) = yield self.store.get_room_data_stream(
user_id=user_id,
from_key=from_key,
to_key=to_key,
limit=limit,
room_id=self.room_id
)
defer.returnValue((data, latest_ver))
@defer.inlineCallbacks
def max_token(self):
val = yield self.store.get_max_room_data_id()
defer.returnValue(val) defer.returnValue(val)

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@ -17,8 +17,7 @@ from twisted.internet import defer
from ._base import BaseHandler from ._base import BaseHandler
from synapse.api.streams.event import ( from synapse.api.streams.event import (
EventStream, MessagesStreamData, RoomMemberStreamData, FeedbackStreamData, EventStream, EventsStreamData
RoomDataStreamData
) )
from synapse.handlers.presence import PresenceStreamData from synapse.handlers.presence import PresenceStreamData
@ -26,10 +25,7 @@ from synapse.handlers.presence import PresenceStreamData
class EventStreamHandler(BaseHandler): class EventStreamHandler(BaseHandler):
stream_data_classes = [ stream_data_classes = [
MessagesStreamData, EventsStreamData,
RoomMemberStreamData,
FeedbackStreamData,
RoomDataStreamData,
PresenceStreamData, PresenceStreamData,
] ]

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@ -23,7 +23,7 @@ from synapse.api.events.room import (
RoomTopicEvent, MessageEvent, InviteJoinEvent, RoomMemberEvent, RoomTopicEvent, MessageEvent, InviteJoinEvent, RoomMemberEvent,
RoomConfigEvent RoomConfigEvent
) )
from synapse.api.streams.event import EventStream, MessagesStreamData from synapse.api.streams.event import EventStream, EventsStreamData
from synapse.util import stringutils from synapse.util import stringutils
from ._base import BaseHandler from ._base import BaseHandler
@ -97,30 +97,30 @@ class MessageHandler(BaseHandler):
self.notifier.on_new_room_event(event, store_id) self.notifier.on_new_room_event(event, store_id)
yield self.hs.get_federation().handle_new_event(event) yield self.hs.get_federation().handle_new_event(event)
#
@defer.inlineCallbacks # @defer.inlineCallbacks
def get_messages(self, user_id=None, room_id=None, pagin_config=None, # def get_messages(self, user_id=None, room_id=None, pagin_config=None,
feedback=False): # feedback=False):
"""Get messages in a room. # """Get messages in a room.
#
Args: # Args:
user_id (str): The user requesting messages. # user_id (str): The user requesting messages.
room_id (str): The room they want messages from. # room_id (str): The room they want messages from.
pagin_config (synapse.api.streams.PaginationConfig): The pagination # pagin_config (synapse.api.streams.PaginationConfig): The pagination
config rules to apply, if any. # config rules to apply, if any.
feedback (bool): True to get compressed feedback with the messages # feedback (bool): True to get compressed feedback with the messages
Returns: # Returns:
dict: Pagination API results # dict: Pagination API results
""" # """
yield self.auth.check_joined_room(room_id, user_id) # yield self.auth.check_joined_room(room_id, user_id)
#
data_source = [MessagesStreamData(self.hs, room_id=room_id, # data_source = [MessagesStreamData(self.hs, room_id=room_id,
feedback=feedback)] # feedback=feedback)]
event_stream = EventStream(user_id, data_source) # event_stream = EventStream(user_id, data_source)
pagin_config = yield event_stream.fix_tokens(pagin_config) # pagin_config = yield event_stream.fix_tokens(pagin_config)
data_chunk = yield event_stream.get_chunk(config=pagin_config) # data_chunk = yield event_stream.get_chunk(config=pagin_config)
defer.returnValue(data_chunk) # defer.returnValue(data_chunk)
#
@defer.inlineCallbacks @defer.inlineCallbacks
def store_room_data(self, event=None, stamp_event=True): def store_room_data(self, event=None, stamp_event=True):
""" Stores data for a room. """ Stores data for a room.
@ -251,20 +251,27 @@ class MessageHandler(BaseHandler):
user_id=user_id, user_id=user_id,
membership_list=[Membership.INVITE, Membership.JOIN] membership_list=[Membership.INVITE, Membership.JOIN]
) )
for room_info in room_list:
if room_info["membership"] != Membership.JOIN: ret = []
for event in room_list:
d = event.get_dict()
ret.append(d)
if event.membership != Membership.JOIN:
continue continue
try: try:
event_chunk = yield self.get_messages( messages = yield self.store.get_recent_events_for_room(
user_id=user_id, event.room_id,
pagin_config=pagin_config, limit=50,
feedback=feedback,
room_id=room_info["room_id"]
) )
room_info["messages"] = event_chunk d["messages"] = [m.get_dict() for m in messages]
except: except:
pass pass
defer.returnValue(room_list)
logger.debug("snapshot_all_rooms returning: %s", ret)
defer.returnValue(ret)
class RoomCreationHandler(BaseHandler): class RoomCreationHandler(BaseHandler):
@ -442,7 +449,7 @@ class RoomMemberHandler(BaseHandler):
member_list = yield self.store.get_room_members(room_id=room_id) member_list = yield self.store.get_room_members(room_id=room_id)
event_list = [ event_list = [
entry.as_event(self.event_factory).get_dict() entry.get_dict()
for entry in member_list for entry in member_list
] ]
chunk_data = { chunk_data = {
@ -685,7 +692,7 @@ class RoomMemberHandler(BaseHandler):
user_id=user.to_string(), membership_list=membership_list user_id=user.to_string(), membership_list=membership_list
) )
defer.returnValue([r["room_id"] for r in rooms]) defer.returnValue([r.room_id for r in rooms])
@defer.inlineCallbacks @defer.inlineCallbacks
def _do_local_membership_update(self, event, membership, broadcast_msg): def _do_local_membership_update(self, event, membership, broadcast_msg):

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@ -104,7 +104,15 @@ class DataStore(RoomMemberStore, RoomStore,
yield self._simple_insert("state_events", vals) yield self._simple_insert("state_events", vals)
# TODO (erikj): We also need to update the current state table? yield self._simple_insert(
"current_state_events",
{
"event_id": event.event_id,
"room_id": event.room_id,
"type": event.type,
"state_key": event.state_key,
}
)
@defer.inlineCallbacks @defer.inlineCallbacks
def get_current_state(self, room_id, event_type=None, state_key=""): def get_current_state(self, room_id, event_type=None, state_key=""):

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@ -293,7 +293,7 @@ class SQLBaseStore(object):
def _parse_event_from_row(self, row_dict): def _parse_event_from_row(self, row_dict):
d = copy.deepcopy({k: v for k, v in row_dict.items() if v}) d = copy.deepcopy({k: v for k, v in row_dict.items() if v})
d.update(json.loads(json.loads(row_dict["unrecognized_keys"]))) d.update(json.loads(row_dict["unrecognized_keys"]))
d["content"] = json.loads(d["content"]) d["content"] = json.loads(d["content"])
del d["unrecognized_keys"] del d["unrecognized_keys"]

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@ -63,6 +63,7 @@ class RoomMemberStore(SQLBaseStore):
yield self._execute(None, sql, event.room_id, domain) yield self._execute(None, sql, event.room_id, domain)
@defer.inlineCallbacks
def get_room_member(self, user_id, room_id): def get_room_member(self, user_id, room_id):
"""Retrieve the current state of a room member. """Retrieve the current state of a room member.
@ -72,11 +73,13 @@ class RoomMemberStore(SQLBaseStore):
Returns: Returns:
Deferred: Results in a MembershipEvent or None. Deferred: Results in a MembershipEvent or None.
""" """
return self._get_members_by_dict({ rows = yield self._get_members_by_dict({
"e.room_id": room_id, "e.room_id": room_id,
"m.user_id": user_id, "m.user_id": user_id,
}) })
defer.returnValue(rows[0] if rows else None)
def get_room_members(self, room_id, membership=None): def get_room_members(self, room_id, membership=None):
"""Retrieve the current room member list for a room. """Retrieve the current room member list for a room.
@ -142,5 +145,8 @@ class RoomMemberStore(SQLBaseStore):
) % (where_clause,) ) % (where_clause,)
rows = yield self._execute_and_decode(sql, *where_values) rows = yield self._execute_and_decode(sql, *where_values)
logger.debug("_get_members_query Got rows %s", rows)
results = [self._parse_event_from_row(r) for r in rows] results = [self._parse_event_from_row(r) for r in rows]
defer.returnValue(results) defer.returnValue(results)

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@ -32,7 +32,10 @@ CREATE TABLE IF NOT EXISTS state_events(
CREATE TABLE IF NOT EXISTS current_state_events( CREATE TABLE IF NOT EXISTS current_state_events(
event_id TEXT NOT NULL, event_id TEXT NOT NULL,
room_id TEXT NOT NULL room_id TEXT NOT NULL,
type TEXT NOT NULL,
state_key TEXT NOT NULL,
CONSTRAINT uniq UNIQUE (room_id, type, state_key) ON CONFLICT REPLACE
); );
CREATE TABLE IF NOT EXISTS room_memberships( CREATE TABLE IF NOT EXISTS room_memberships(

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@ -34,6 +34,7 @@ class StreamStore(SQLBaseStore):
@defer.inlineCallbacks @defer.inlineCallbacks
def get_room_events_stream(self, user_id, from_key, to_key, room_id, def get_room_events_stream(self, user_id, from_key, to_key, room_id,
limit=0, with_feedback=False): limit=0, with_feedback=False):
# TODO (erikj): Handle compressed feedback
current_room_membership_sql = ( current_room_membership_sql = (
"SELECT m.room_id FROM room_memberships as m " "SELECT m.room_id FROM room_memberships as m "
@ -69,3 +70,33 @@ class StreamStore(SQLBaseStore):
) )
defer.returnValue([self._parse_event_from_row(r) for r in rows]) defer.returnValue([self._parse_event_from_row(r) for r in rows])
@defer.inlineCallbacks
def get_recent_events_for_room(self, room_id, limit, with_feedback=False):
# TODO (erikj): Handle compressed feedback
sql = (
"SELECT * FROM events WHERE room_id = ? "
"ORDER BY ordering DESC LIMIT ? "
)
rows = yield self._execute_and_decode(
sql,
room_id, limit
)
rows.reverse() # As we selected with reverse ordering
defer.returnValue([self._parse_event_from_row(r) for r in rows])
@defer.inlineCallbacks
def get_room_events_max_id(self):
res = yield self._execute_and_decode(
"SELECT MAX(ordering) as m FROM events"
)
if not res:
defer.returnValue(0)
return
defer.returnValue(res[0]["m"])