diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index dee0ef45e7..40b1c25a36 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -1,5 +1,6 @@
# -*- coding: utf-8 -*-
# Copyright 2014-2016 OpenMarket Ltd
+# Copyright 2018 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@@ -14,7 +15,11 @@
# limitations under the License.
import logging
import random
-from typing import TYPE_CHECKING, Optional
+from typing import TYPE_CHECKING, List, Optional
+
+from signedjson.sign import sign_json
+
+from twisted.internet import reactor
from synapse.api.errors import (
AuthError,
@@ -24,7 +29,11 @@ from synapse.api.errors import (
StoreError,
SynapseError,
)
-from synapse.metrics.background_process_metrics import wrap_as_background_process
+from synapse.logging.context import run_in_background
+from synapse.metrics.background_process_metrics import (
+ run_as_background_process,
+ wrap_as_background_process,
+)
from synapse.types import (
JsonDict,
Requester,
@@ -54,6 +63,8 @@ class ProfileHandler(BaseHandler):
PROFILE_UPDATE_MS = 60 * 1000
PROFILE_UPDATE_EVERY_MS = 24 * 60 * 60 * 1000
+ PROFILE_REPLICATE_INTERVAL = 2 * 60 * 1000
+
def __init__(self, hs: "HomeServer"):
super().__init__(hs)
@@ -64,11 +75,98 @@ class ProfileHandler(BaseHandler):
self.user_directory_handler = hs.get_user_directory_handler()
+ self.http_client = hs.get_simple_http_client()
+
+ self.max_avatar_size = hs.config.max_avatar_size
+ self.allowed_avatar_mimetypes = hs.config.allowed_avatar_mimetypes
+ self.replicate_user_profiles_to = hs.config.replicate_user_profiles_to
+
if hs.config.run_background_tasks:
self.clock.looping_call(
self._update_remote_profile_cache, self.PROFILE_UPDATE_MS
)
+ if len(self.hs.config.replicate_user_profiles_to) > 0:
+ reactor.callWhenRunning(self._do_assign_profile_replication_batches)
+ reactor.callWhenRunning(self._start_replicate_profiles)
+ # Add a looping call to replicate_profiles: this handles retries
+ # if the replication is unsuccessful when the user updated their
+ # profile.
+ self.clock.looping_call(
+ self._start_replicate_profiles, self.PROFILE_REPLICATE_INTERVAL
+ )
+
+ def _do_assign_profile_replication_batches(self):
+ return run_as_background_process(
+ "_assign_profile_replication_batches",
+ self._assign_profile_replication_batches,
+ )
+
+ def _start_replicate_profiles(self):
+ return run_as_background_process(
+ "_replicate_profiles", self._replicate_profiles
+ )
+
+ async def _assign_profile_replication_batches(self):
+ """If no profile replication has been done yet, allocate replication batch
+ numbers to each profile to start the replication process.
+ """
+ logger.info("Assigning profile batch numbers...")
+ total = 0
+ while True:
+ assigned = await self.store.assign_profile_batch()
+ total += assigned
+ if assigned == 0:
+ break
+ logger.info("Assigned %d profile batch numbers", total)
+
+ async def _replicate_profiles(self):
+ """If any profile data has been updated and not pushed to the replication targets,
+ replicate it.
+ """
+ host_batches = await self.store.get_replication_hosts()
+ latest_batch = await self.store.get_latest_profile_replication_batch_number()
+ if latest_batch is None:
+ latest_batch = -1
+ for repl_host in self.hs.config.replicate_user_profiles_to:
+ if repl_host not in host_batches:
+ host_batches[repl_host] = -1
+ try:
+ for i in range(host_batches[repl_host] + 1, latest_batch + 1):
+ await self._replicate_host_profile_batch(repl_host, i)
+ except Exception:
+ logger.exception(
+ "Exception while replicating to %s: aborting for now", repl_host
+ )
+
+ async def _replicate_host_profile_batch(self, host, batchnum):
+ logger.info("Replicating profile batch %d to %s", batchnum, host)
+ batch_rows = await self.store.get_profile_batch(batchnum)
+ batch = {
+ UserID(r["user_id"], self.hs.hostname).to_string(): (
+ {"display_name": r["displayname"], "avatar_url": r["avatar_url"]}
+ if r["active"]
+ else None
+ )
+ for r in batch_rows
+ }
+
+ url = "https://%s/_matrix/identity/api/v1/replicate_profiles" % (host,)
+ body = {"batchnum": batchnum, "batch": batch, "origin_server": self.hs.hostname}
+ signed_body = sign_json(body, self.hs.hostname, self.hs.config.signing_key[0])
+ try:
+ await self.http_client.post_json_get_json(url, signed_body)
+ await self.store.update_replication_batch_for_host(host, batchnum)
+ logger.info(
+ "Successfully replicated profile batch %d to %s", batchnum, host
+ )
+ except Exception:
+ # This will get retried when the looping call next comes around
+ logger.exception(
+ "Failed to replicate profile batch %d to %s", batchnum, host
+ )
+ raise
+
async def get_profile(self, user_id: str) -> JsonDict:
target_user = UserID.from_string(user_id)
@@ -210,8 +308,16 @@ class ProfileHandler(BaseHandler):
target_user, authenticated_entity=requester.authenticated_entity,
)
+ if len(self.hs.config.replicate_user_profiles_to) > 0:
+ cur_batchnum = (
+ await self.store.get_latest_profile_replication_batch_number()
+ )
+ new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1
+ else:
+ new_batchnum = None
+
await self.store.set_profile_displayname(
- target_user.localpart, displayname_to_set
+ target_user.localpart, displayname_to_set, new_batchnum
)
if self.hs.config.user_directory_search_all_users:
@@ -222,6 +328,46 @@ class ProfileHandler(BaseHandler):
await self._update_join_states(requester, target_user)
+ # start a profile replication push
+ run_in_background(self._replicate_profiles)
+
+ async def set_active(
+ self, users: List[UserID], active: bool, hide: bool,
+ ):
+ """
+ Sets the 'active' flag on a set of user profiles. If set to false, the
+ accounts are considered deactivated or hidden.
+
+ If 'hide' is true, then we interpret active=False as a request to try to
+ hide the users rather than deactivating them. This means withholding the
+ profiles from replication (and mark it as inactive) rather than clearing
+ the profile from the HS DB.
+
+ Note that unlike set_displayname and set_avatar_url, this does *not*
+ perform authorization checks! This is because the only place it's used
+ currently is in account deactivation where we've already done these
+ checks anyway.
+
+ Args:
+ users: The users to modify
+ active: Whether to set the user to active or inactive
+ hide: Whether to hide the user (withold from replication). If
+ False and active is False, user will have their profile
+ erased
+ """
+ if len(self.replicate_user_profiles_to) > 0:
+ cur_batchnum = (
+ await self.store.get_latest_profile_replication_batch_number()
+ )
+ new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1
+ else:
+ new_batchnum = None
+
+ await self.store.set_profiles_active(users, active, hide, new_batchnum)
+
+ # start a profile replication push
+ run_in_background(self._replicate_profiles)
+
async def get_avatar_url(self, target_user: UserID) -> Optional[str]:
if self.hs.is_mine(target_user):
try:
@@ -286,13 +432,53 @@ class ProfileHandler(BaseHandler):
400, "Avatar URL is too long (max %i)" % (MAX_AVATAR_URL_LEN,)
)
+ # Enforce a max avatar size if one is defined
+ if self.max_avatar_size or self.allowed_avatar_mimetypes:
+ media_id = self._validate_and_parse_media_id_from_avatar_url(new_avatar_url)
+
+ # Check that this media exists locally
+ media_info = await self.store.get_local_media(media_id)
+ if not media_info:
+ raise SynapseError(
+ 400, "Unknown media id supplied", errcode=Codes.NOT_FOUND
+ )
+
+ # Ensure avatar does not exceed max allowed avatar size
+ media_size = media_info["media_length"]
+ if self.max_avatar_size and media_size > self.max_avatar_size:
+ raise SynapseError(
+ 400,
+ "Avatars must be less than %s bytes in size"
+ % (self.max_avatar_size,),
+ errcode=Codes.TOO_LARGE,
+ )
+
+ # Ensure the avatar's file type is allowed
+ if (
+ self.allowed_avatar_mimetypes
+ and media_info["media_type"] not in self.allowed_avatar_mimetypes
+ ):
+ raise SynapseError(
+ 400, "Avatar file type '%s' not allowed" % media_info["media_type"]
+ )
+
# Same like set_displayname
if by_admin:
requester = create_requester(
target_user, authenticated_entity=requester.authenticated_entity
)
- await self.store.set_profile_avatar_url(target_user.localpart, new_avatar_url)
+ if len(self.hs.config.replicate_user_profiles_to) > 0:
+ cur_batchnum = (
+ await self.store.get_latest_profile_replication_batch_number()
+ )
+ new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1
+ else:
+ new_batchnum = None
+
+ await self.store.set_profile_avatar_url(
+ target_user.localpart, new_avatar_url, new_batchnum
+ )
if self.hs.config.user_directory_search_all_users:
profile = await self.store.get_profileinfo(target_user.localpart)
@@ -302,6 +488,23 @@ class ProfileHandler(BaseHandler):
await self._update_join_states(requester, target_user)
+ # start a profile replication push
+ run_in_background(self._replicate_profiles)
+
+ def _validate_and_parse_media_id_from_avatar_url(self, mxc):
+ """Validate and parse a provided avatar url and return the local media id
+
+ Args:
+ mxc (str): A mxc URL
+
+ Returns:
+ str: The ID of the media
+ """
+ avatar_pieces = mxc.split("/")
+ if len(avatar_pieces) != 4 or avatar_pieces[0] != "mxc:":
+ raise SynapseError(400, "Invalid avatar URL '%s' supplied" % mxc)
+ return avatar_pieces[-1]
+
async def on_profile_query(self, args: JsonDict) -> JsonDict:
user = UserID.from_string(args["user_id"])
if not self.hs.is_mine(user):
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