mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-10-01 11:49:51 -04:00
576 lines
20 KiB
Python
576 lines
20 KiB
Python
# -*- 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.
|
|
import logging
|
|
import ujson as json
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.api.errors import StoreError
|
|
from ._base import SQLBaseStore
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class DeviceStore(SQLBaseStore):
|
|
def __init__(self, hs):
|
|
super(DeviceStore, self).__init__(hs)
|
|
|
|
self._clock.looping_call(
|
|
self._prune_old_outbound_device_pokes, 60 * 60 * 1000
|
|
)
|
|
|
|
@defer.inlineCallbacks
|
|
def store_device(self, user_id, device_id,
|
|
initial_device_display_name):
|
|
"""Ensure the given device is known; add it to the store if not
|
|
|
|
Args:
|
|
user_id (str): id of user associated with the device
|
|
device_id (str): id of device
|
|
initial_device_display_name (str): initial displayname of the
|
|
device. Ignored if device exists.
|
|
Returns:
|
|
defer.Deferred: boolean whether the device was inserted or an
|
|
existing device existed with that ID.
|
|
"""
|
|
try:
|
|
inserted = yield self._simple_insert(
|
|
"devices",
|
|
values={
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
"display_name": initial_device_display_name
|
|
},
|
|
desc="store_device",
|
|
or_ignore=True,
|
|
)
|
|
defer.returnValue(inserted)
|
|
except Exception as e:
|
|
logger.error("store_device with device_id=%s(%r) user_id=%s(%r)"
|
|
" display_name=%s(%r) failed: %s",
|
|
type(device_id).__name__, device_id,
|
|
type(user_id).__name__, user_id,
|
|
type(initial_device_display_name).__name__,
|
|
initial_device_display_name, e)
|
|
raise StoreError(500, "Problem storing device.")
|
|
|
|
def get_device(self, user_id, device_id):
|
|
"""Retrieve a device.
|
|
|
|
Args:
|
|
user_id (str): The ID of the user which owns the device
|
|
device_id (str): The ID of the device to retrieve
|
|
Returns:
|
|
defer.Deferred for a dict containing the device information
|
|
Raises:
|
|
StoreError: if the device is not found
|
|
"""
|
|
return self._simple_select_one(
|
|
table="devices",
|
|
keyvalues={"user_id": user_id, "device_id": device_id},
|
|
retcols=("user_id", "device_id", "display_name"),
|
|
desc="get_device",
|
|
)
|
|
|
|
def delete_device(self, user_id, device_id):
|
|
"""Delete a device.
|
|
|
|
Args:
|
|
user_id (str): The ID of the user which owns the device
|
|
device_id (str): The ID of the device to delete
|
|
Returns:
|
|
defer.Deferred
|
|
"""
|
|
return self._simple_delete_one(
|
|
table="devices",
|
|
keyvalues={"user_id": user_id, "device_id": device_id},
|
|
desc="delete_device",
|
|
)
|
|
|
|
def update_device(self, user_id, device_id, new_display_name=None):
|
|
"""Update a device.
|
|
|
|
Args:
|
|
user_id (str): The ID of the user which owns the device
|
|
device_id (str): The ID of the device to update
|
|
new_display_name (str|None): new displayname for device; None
|
|
to leave unchanged
|
|
Raises:
|
|
StoreError: if the device is not found
|
|
Returns:
|
|
defer.Deferred
|
|
"""
|
|
updates = {}
|
|
if new_display_name is not None:
|
|
updates["display_name"] = new_display_name
|
|
if not updates:
|
|
return defer.succeed(None)
|
|
return self._simple_update_one(
|
|
table="devices",
|
|
keyvalues={"user_id": user_id, "device_id": device_id},
|
|
updatevalues=updates,
|
|
desc="update_device",
|
|
)
|
|
|
|
@defer.inlineCallbacks
|
|
def get_devices_by_user(self, user_id):
|
|
"""Retrieve all of a user's registered devices.
|
|
|
|
Args:
|
|
user_id (str):
|
|
Returns:
|
|
defer.Deferred: resolves to a dict from device_id to a dict
|
|
containing "device_id", "user_id" and "display_name" for each
|
|
device.
|
|
"""
|
|
devices = yield self._simple_select_list(
|
|
table="devices",
|
|
keyvalues={"user_id": user_id},
|
|
retcols=("user_id", "device_id", "display_name"),
|
|
desc="get_devices_by_user"
|
|
)
|
|
|
|
defer.returnValue({d["device_id"]: d for d in devices})
|
|
|
|
def get_device_list_last_stream_id_for_remote(self, user_id):
|
|
"""Get the last stream_id we got for a user. May be None if we haven't
|
|
got any information for them.
|
|
"""
|
|
return self._simple_select_one_onecol(
|
|
table="device_lists_remote_extremeties",
|
|
keyvalues={"user_id": user_id},
|
|
retcol="stream_id",
|
|
desc="get_device_list_remote_extremity",
|
|
allow_none=True,
|
|
)
|
|
|
|
def mark_remote_user_device_list_as_unsubscribed(self, user_id):
|
|
"""Mark that we no longer track device lists for remote user.
|
|
"""
|
|
return self._simple_delete(
|
|
table="device_lists_remote_extremeties",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
desc="mark_remote_user_device_list_as_unsubscribed",
|
|
)
|
|
|
|
def update_remote_device_list_cache_entry(self, user_id, device_id, content,
|
|
stream_id):
|
|
"""Updates a single user's device in the cache.
|
|
"""
|
|
return self.runInteraction(
|
|
"update_remote_device_list_cache_entry",
|
|
self._update_remote_device_list_cache_entry_txn,
|
|
user_id, device_id, content, stream_id,
|
|
)
|
|
|
|
def _update_remote_device_list_cache_entry_txn(self, txn, user_id, device_id,
|
|
content, stream_id):
|
|
self._simple_upsert_txn(
|
|
txn,
|
|
table="device_lists_remote_cache",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
},
|
|
values={
|
|
"content": json.dumps(content),
|
|
}
|
|
)
|
|
|
|
self._simple_upsert_txn(
|
|
txn,
|
|
table="device_lists_remote_extremeties",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
values={
|
|
"stream_id": stream_id,
|
|
}
|
|
)
|
|
|
|
def update_remote_device_list_cache(self, user_id, devices, stream_id):
|
|
"""Replace the cache of the remote user's devices.
|
|
"""
|
|
return self.runInteraction(
|
|
"update_remote_device_list_cache",
|
|
self._update_remote_device_list_cache_txn,
|
|
user_id, devices, stream_id,
|
|
)
|
|
|
|
def _update_remote_device_list_cache_txn(self, txn, user_id, devices,
|
|
stream_id):
|
|
self._simple_delete_txn(
|
|
txn,
|
|
table="device_lists_remote_cache",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
)
|
|
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="device_lists_remote_cache",
|
|
values=[
|
|
{
|
|
"user_id": user_id,
|
|
"device_id": content["device_id"],
|
|
"content": json.dumps(content),
|
|
}
|
|
for content in devices
|
|
]
|
|
)
|
|
|
|
self._simple_upsert_txn(
|
|
txn,
|
|
table="device_lists_remote_extremeties",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
values={
|
|
"stream_id": stream_id,
|
|
}
|
|
)
|
|
|
|
def get_devices_by_remote(self, destination, from_stream_id):
|
|
"""Get stream of updates to send to remote servers
|
|
|
|
Returns:
|
|
(now_stream_id, [ { updates }, .. ])
|
|
"""
|
|
now_stream_id = self._device_list_id_gen.get_current_token()
|
|
|
|
has_changed = self._device_list_federation_stream_cache.has_entity_changed(
|
|
destination, int(from_stream_id)
|
|
)
|
|
if not has_changed:
|
|
return (now_stream_id, [])
|
|
|
|
return self.runInteraction(
|
|
"get_devices_by_remote", self._get_devices_by_remote_txn,
|
|
destination, from_stream_id, now_stream_id,
|
|
)
|
|
|
|
def _get_devices_by_remote_txn(self, txn, destination, from_stream_id,
|
|
now_stream_id):
|
|
sql = """
|
|
SELECT user_id, device_id, max(stream_id) FROM device_lists_outbound_pokes
|
|
WHERE destination = ? AND ? < stream_id AND stream_id <= ? AND sent = ?
|
|
GROUP BY user_id, device_id
|
|
"""
|
|
txn.execute(
|
|
sql, (destination, from_stream_id, now_stream_id, False)
|
|
)
|
|
rows = txn.fetchall()
|
|
|
|
if not rows:
|
|
return (now_stream_id, [])
|
|
|
|
# maps (user_id, device_id) -> stream_id
|
|
query_map = {(r[0], r[1]): r[2] for r in rows}
|
|
devices = self._get_e2e_device_keys_txn(
|
|
txn, query_map.keys(), include_all_devices=True
|
|
)
|
|
|
|
prev_sent_id_sql = """
|
|
SELECT coalesce(max(stream_id), 0) as stream_id
|
|
FROM device_lists_outbound_pokes
|
|
WHERE destination = ? AND user_id = ? AND stream_id <= ?
|
|
"""
|
|
|
|
results = []
|
|
for user_id, user_devices in devices.iteritems():
|
|
# The prev_id for the first row is always the last row before
|
|
# `from_stream_id`
|
|
txn.execute(prev_sent_id_sql, (destination, user_id, from_stream_id))
|
|
rows = txn.fetchall()
|
|
prev_id = rows[0][0]
|
|
for device_id, device in user_devices.iteritems():
|
|
stream_id = query_map[(user_id, device_id)]
|
|
result = {
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
"prev_id": [prev_id] if prev_id else [],
|
|
"stream_id": stream_id,
|
|
}
|
|
|
|
prev_id = stream_id
|
|
|
|
key_json = device.get("key_json", None)
|
|
if key_json:
|
|
result["keys"] = json.loads(key_json)
|
|
device_display_name = device.get("device_display_name", None)
|
|
if device_display_name:
|
|
result["device_display_name"] = device_display_name
|
|
|
|
results.append(result)
|
|
|
|
return (now_stream_id, results)
|
|
|
|
def get_user_devices_from_cache(self, query_list):
|
|
"""Get the devices (and keys if any) for remote users from the cache.
|
|
|
|
Args:
|
|
query_list(list): List of (user_id, device_ids), if device_ids is
|
|
falsey then return all device ids for that user.
|
|
|
|
Returns:
|
|
(user_ids_not_in_cache, results_map), where user_ids_not_in_cache is
|
|
a set of user_ids and results_map is a mapping of
|
|
user_id -> device_id -> device_info
|
|
"""
|
|
return self.runInteraction(
|
|
"get_user_devices_from_cache", self._get_user_devices_from_cache_txn,
|
|
query_list,
|
|
)
|
|
|
|
def _get_user_devices_from_cache_txn(self, txn, query_list):
|
|
user_ids = {user_id for user_id, _ in query_list}
|
|
|
|
user_ids_in_cache = set()
|
|
for user_id in user_ids:
|
|
stream_ids = self._simple_select_onecol_txn(
|
|
txn,
|
|
table="device_lists_remote_extremeties",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
retcol="stream_id",
|
|
)
|
|
if stream_ids:
|
|
user_ids_in_cache.add(user_id)
|
|
|
|
user_ids_not_in_cache = user_ids - user_ids_in_cache
|
|
|
|
results = {}
|
|
for user_id, device_id in query_list:
|
|
if user_id not in user_ids_in_cache:
|
|
continue
|
|
|
|
if device_id:
|
|
content = self._simple_select_one_onecol_txn(
|
|
txn,
|
|
table="device_lists_remote_cache",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
},
|
|
retcol="content",
|
|
)
|
|
results.setdefault(user_id, {})[device_id] = json.loads(content)
|
|
else:
|
|
devices = self._simple_select_list_txn(
|
|
txn,
|
|
table="device_lists_remote_cache",
|
|
keyvalues={
|
|
"user_id": user_id,
|
|
},
|
|
retcols=("device_id", "content"),
|
|
)
|
|
results[user_id] = {
|
|
device["device_id"]: json.loads(device["content"])
|
|
for device in devices
|
|
}
|
|
user_ids_in_cache.discard(user_id)
|
|
|
|
return user_ids_not_in_cache, results
|
|
|
|
def get_devices_with_keys_by_user(self, user_id):
|
|
"""Get all devices (with any device keys) for a user
|
|
|
|
Returns:
|
|
(stream_id, devices)
|
|
"""
|
|
return self.runInteraction(
|
|
"get_devices_with_keys_by_user",
|
|
self._get_devices_with_keys_by_user_txn, user_id,
|
|
)
|
|
|
|
def _get_devices_with_keys_by_user_txn(self, txn, user_id):
|
|
now_stream_id = self._device_list_id_gen.get_current_token()
|
|
|
|
devices = self._get_e2e_device_keys_txn(
|
|
txn, [(user_id, None)], include_all_devices=True
|
|
)
|
|
|
|
if devices:
|
|
user_devices = devices[user_id]
|
|
results = []
|
|
for device_id, device in user_devices.iteritems():
|
|
result = {
|
|
"device_id": device_id,
|
|
}
|
|
|
|
key_json = device.get("key_json", None)
|
|
if key_json:
|
|
result["keys"] = json.loads(key_json)
|
|
device_display_name = device.get("device_display_name", None)
|
|
if device_display_name:
|
|
result["device_display_name"] = device_display_name
|
|
|
|
results.append(result)
|
|
|
|
return now_stream_id, results
|
|
|
|
return now_stream_id, []
|
|
|
|
def mark_as_sent_devices_by_remote(self, destination, stream_id):
|
|
"""Mark that updates have successfully been sent to the destination.
|
|
"""
|
|
return self.runInteraction(
|
|
"mark_as_sent_devices_by_remote", self._mark_as_sent_devices_by_remote_txn,
|
|
destination, stream_id,
|
|
)
|
|
|
|
def _mark_as_sent_devices_by_remote_txn(self, txn, destination, stream_id):
|
|
sql = """
|
|
DELETE FROM device_lists_outbound_pokes
|
|
WHERE destination = ? AND stream_id < (
|
|
SELECT coalesce(max(stream_id), 0) FROM device_lists_outbound_pokes
|
|
WHERE destination = ? AND stream_id <= ?
|
|
)
|
|
"""
|
|
txn.execute(sql, (destination, destination, stream_id,))
|
|
|
|
sql = """
|
|
UPDATE device_lists_outbound_pokes SET sent = ?
|
|
WHERE destination = ? AND stream_id <= ?
|
|
"""
|
|
txn.execute(sql, (True, destination, stream_id,))
|
|
|
|
@defer.inlineCallbacks
|
|
def get_user_whose_devices_changed(self, from_key):
|
|
"""Get set of users whose devices have changed since `from_key`.
|
|
"""
|
|
from_key = int(from_key)
|
|
changed = self._device_list_stream_cache.get_all_entities_changed(from_key)
|
|
if changed is not None:
|
|
defer.returnValue(set(changed))
|
|
|
|
sql = """
|
|
SELECT user_id FROM device_lists_stream WHERE stream_id > ?
|
|
"""
|
|
rows = yield self._execute("get_user_whose_devices_changed", None, sql, from_key)
|
|
defer.returnValue(set(row[0] for row in rows))
|
|
|
|
def get_all_device_list_changes_for_remotes(self, from_key):
|
|
"""Return a list of `(stream_id, user_id, destination)` which is the
|
|
combined list of changes to devices, and which destinations need to be
|
|
poked. `destination` may be None if no destinations need to be poked.
|
|
"""
|
|
sql = """
|
|
SELECT stream_id, user_id, destination FROM device_lists_stream
|
|
LEFT JOIN device_lists_outbound_pokes USING (stream_id, user_id, device_id)
|
|
WHERE stream_id > ?
|
|
"""
|
|
return self._execute(
|
|
"get_users_and_hosts_device_list", None,
|
|
sql, from_key,
|
|
)
|
|
|
|
@defer.inlineCallbacks
|
|
def add_device_change_to_streams(self, user_id, device_ids, hosts):
|
|
"""Persist that a user's devices have been updated, and which hosts
|
|
(if any) should be poked.
|
|
"""
|
|
with self._device_list_id_gen.get_next() as stream_id:
|
|
yield self.runInteraction(
|
|
"add_device_change_to_streams", self._add_device_change_txn,
|
|
user_id, device_ids, hosts, stream_id,
|
|
)
|
|
defer.returnValue(stream_id)
|
|
|
|
def _add_device_change_txn(self, txn, user_id, device_ids, hosts, stream_id):
|
|
now = self._clock.time_msec()
|
|
|
|
txn.call_after(
|
|
self._device_list_stream_cache.entity_has_changed,
|
|
user_id, stream_id,
|
|
)
|
|
for host in hosts:
|
|
txn.call_after(
|
|
self._device_list_federation_stream_cache.entity_has_changed,
|
|
host, stream_id,
|
|
)
|
|
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="device_lists_stream",
|
|
values=[
|
|
{
|
|
"stream_id": stream_id,
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
}
|
|
for device_id in device_ids
|
|
]
|
|
)
|
|
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="device_lists_outbound_pokes",
|
|
values=[
|
|
{
|
|
"destination": destination,
|
|
"stream_id": stream_id,
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
"sent": False,
|
|
"ts": now,
|
|
}
|
|
for destination in hosts
|
|
for device_id in device_ids
|
|
]
|
|
)
|
|
|
|
def get_device_stream_token(self):
|
|
return self._device_list_id_gen.get_current_token()
|
|
|
|
def _prune_old_outbound_device_pokes(self):
|
|
"""Delete old entries out of the device_lists_outbound_pokes to ensure
|
|
that we don't fill up due to dead servers. We keep one entry per
|
|
(destination, user_id) tuple to ensure that the prev_ids remain correct
|
|
if the server does come back.
|
|
"""
|
|
now = self._clock.time_msec()
|
|
|
|
def _prune_txn(txn):
|
|
select_sql = """
|
|
SELECT destination, user_id, max(stream_id) as stream_id
|
|
FROM device_lists_outbound_pokes
|
|
GROUP BY destination, user_id
|
|
"""
|
|
|
|
txn.execute(select_sql)
|
|
rows = txn.fetchall()
|
|
|
|
delete_sql = """
|
|
DELETE FROM device_lists_outbound_pokes
|
|
WHERE ts < ? AND destination = ? AND user_id = ? AND stream_id < ?
|
|
"""
|
|
|
|
txn.executemany(
|
|
delete_sql,
|
|
(
|
|
(now, row["destination"], row["user_id"], row["stream_id"])
|
|
for row in rows
|
|
)
|
|
)
|
|
|
|
return self.runInteraction(
|
|
"_prune_old_outbound_device_pokes", _prune_txn
|
|
)
|