diff options
Diffstat (limited to 'synapse/storage')
33 files changed, 1787 insertions, 609 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index 53c685c173..42cd3c83ad 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -14,12 +14,10 @@ # See the License for the specific language governing permissions and # limitations under the License. -import datetime +import calendar import logging import time -from dateutil import tz - from synapse.api.constants import PresenceState from synapse.storage.devices import DeviceStore from synapse.storage.user_erasure_store import UserErasureStore @@ -119,7 +117,6 @@ class DataStore(RoomMemberStore, RoomStore, db_conn, "device_lists_stream", "stream_id", ) - self._transaction_id_gen = IdGenerator(db_conn, "sent_transactions", "id") self._access_tokens_id_gen = IdGenerator(db_conn, "access_tokens", "id") self._event_reports_id_gen = IdGenerator(db_conn, "event_reports", "id") self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id") @@ -320,7 +317,7 @@ class DataStore(RoomMemberStore, RoomStore, thirty_days_ago_in_secs)) for row in txn: - if row[0] is 'unknown': + if row[0] == 'unknown': pass results[row[0]] = row[1] @@ -358,10 +355,11 @@ class DataStore(RoomMemberStore, RoomStore, """ Returns millisecond unixtime for start of UTC day. """ - now = datetime.datetime.utcnow() - today_start = datetime.datetime(now.year, now.month, - now.day, tzinfo=tz.tzutc()) - return int(time.mktime(today_start.timetuple())) * 1000 + now = time.gmtime() + today_start = calendar.timegm(( + now.tm_year, now.tm_mon, now.tm_mday, 0, 0, 0, + )) + return today_start * 1000 def generate_user_daily_visits(self): """ diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index d9d0255d0b..5a80eef211 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -12,6 +12,7 @@ # 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 itertools import logging import sys import threading @@ -26,9 +27,12 @@ from prometheus_client import Histogram from twisted.internet import defer from synapse.api.errors import StoreError -from synapse.storage.engines import PostgresEngine +from synapse.metrics.background_process_metrics import run_as_background_process +from synapse.storage.engines import PostgresEngine, Sqlite3Engine +from synapse.types import get_domain_from_id from synapse.util.caches.descriptors import Cache from synapse.util.logcontext import LoggingContext, PreserveLoggingContext +from synapse.util.stringutils import exception_to_unicode logger = logging.getLogger(__name__) @@ -48,6 +52,25 @@ sql_query_timer = Histogram("synapse_storage_query_time", "sec", ["verb"]) sql_txn_timer = Histogram("synapse_storage_transaction_time", "sec", ["desc"]) +# Unique indexes which have been added in background updates. Maps from table name +# to the name of the background update which added the unique index to that table. +# +# This is used by the upsert logic to figure out which tables are safe to do a proper +# UPSERT on: until the relevant background update has completed, we +# have to emulate an upsert by locking the table. +# +UNIQUE_INDEX_BACKGROUND_UPDATES = { + "user_ips": "user_ips_device_unique_index", + "device_lists_remote_extremeties": "device_lists_remote_extremeties_unique_idx", + "device_lists_remote_cache": "device_lists_remote_cache_unique_idx", + "event_search": "event_search_event_id_idx", +} + +# This is a special cache name we use to batch multiple invalidations of caches +# based on the current state when notifying workers over replication. +_CURRENT_STATE_CACHE_NAME = "cs_cache_fake" + + class LoggingTransaction(object): """An object that almost-transparently proxies for the 'txn' object passed to the constructor. Adds logging and metrics to the .execute() @@ -83,6 +106,14 @@ class LoggingTransaction(object): def __iter__(self): return self.txn.__iter__() + def execute_batch(self, sql, args): + if isinstance(self.database_engine, PostgresEngine): + from psycopg2.extras import execute_batch + self._do_execute(lambda *x: execute_batch(self.txn, *x), sql, args) + else: + for val in args: + self.execute(sql, val) + def execute(self, sql, *args): self._do_execute(self.txn.execute, sql, *args) @@ -191,6 +222,57 @@ class SQLBaseStore(object): self.database_engine = hs.database_engine + # A set of tables that are not safe to use native upserts in. + self._unsafe_to_upsert_tables = set(UNIQUE_INDEX_BACKGROUND_UPDATES.keys()) + + # We add the user_directory_search table to the blacklist on SQLite + # because the existing search table does not have an index, making it + # unsafe to use native upserts. + if isinstance(self.database_engine, Sqlite3Engine): + self._unsafe_to_upsert_tables.add("user_directory_search") + + if self.database_engine.can_native_upsert: + # Check ASAP (and then later, every 1s) to see if we have finished + # background updates of tables that aren't safe to update. + self._clock.call_later( + 0.0, + run_as_background_process, + "upsert_safety_check", + self._check_safe_to_upsert + ) + + @defer.inlineCallbacks + def _check_safe_to_upsert(self): + """ + Is it safe to use native UPSERT? + + If there are background updates, we will need to wait, as they may be + the addition of indexes that set the UNIQUE constraint that we require. + + If the background updates have not completed, wait 15 sec and check again. + """ + updates = yield self._simple_select_list( + "background_updates", + keyvalues=None, + retcols=["update_name"], + desc="check_background_updates", + ) + updates = [x["update_name"] for x in updates] + + for table, update_name in UNIQUE_INDEX_BACKGROUND_UPDATES.items(): + if update_name not in updates: + logger.debug("Now safe to upsert in %s", table) + self._unsafe_to_upsert_tables.discard(table) + + # If there's any updates still running, reschedule to run. + if updates: + self._clock.call_later( + 15.0, + run_as_background_process, + "upsert_safety_check", + self._check_safe_to_upsert + ) + def start_profiling(self): self._previous_loop_ts = self._clock.time_msec() @@ -249,32 +331,32 @@ class SQLBaseStore(object): except self.database_engine.module.OperationalError as e: # This can happen if the database disappears mid # transaction. - logger.warn( + logger.warning( "[TXN OPERROR] {%s} %s %d/%d", - name, e, i, N + name, exception_to_unicode(e), i, N ) if i < N: i += 1 try: conn.rollback() except self.database_engine.module.Error as e1: - logger.warn( + logger.warning( "[TXN EROLL] {%s} %s", - name, e1, + name, exception_to_unicode(e1), ) continue raise except self.database_engine.module.DatabaseError as e: if self.database_engine.is_deadlock(e): - logger.warn("[TXN DEADLOCK] {%s} %d/%d", name, i, N) + logger.warning("[TXN DEADLOCK] {%s} %d/%d", name, i, N) if i < N: i += 1 try: conn.rollback() except self.database_engine.module.Error as e1: - logger.warn( + logger.warning( "[TXN EROLL] {%s} %s", - name, e1, + name, exception_to_unicode(e1), ) continue raise @@ -493,8 +575,15 @@ class SQLBaseStore(object): txn.executemany(sql, vals) @defer.inlineCallbacks - def _simple_upsert(self, table, keyvalues, values, - insertion_values={}, desc="_simple_upsert", lock=True): + def _simple_upsert( + self, + table, + keyvalues, + values, + insertion_values={}, + desc="_simple_upsert", + lock=True + ): """ `lock` should generally be set to True (the default), but can be set @@ -515,16 +604,21 @@ class SQLBaseStore(object): inserting lock (bool): True to lock the table when doing the upsert. Returns: - Deferred(bool): True if a new entry was created, False if an - existing one was updated. + Deferred(None or bool): Native upserts always return None. Emulated + upserts return True if a new entry was created, False if an existing + one was updated. """ attempts = 0 while True: try: result = yield self.runInteraction( desc, - self._simple_upsert_txn, table, keyvalues, values, insertion_values, - lock=lock + self._simple_upsert_txn, + table, + keyvalues, + values, + insertion_values, + lock=lock, ) defer.returnValue(result) except self.database_engine.module.IntegrityError as e: @@ -536,30 +630,111 @@ class SQLBaseStore(object): # presumably we raced with another transaction: let's retry. logger.warn( - "IntegrityError when upserting into %s; retrying: %s", - table, e + "%s when upserting into %s; retrying: %s", e.__name__, table, e ) - def _simple_upsert_txn(self, txn, table, keyvalues, values, insertion_values={}, - lock=True): + def _simple_upsert_txn( + self, + txn, + table, + keyvalues, + values, + insertion_values={}, + lock=True, + ): + """ + Pick the UPSERT method which works best on the platform. Either the + native one (Pg9.5+, recent SQLites), or fall back to an emulated method. + + Args: + txn: The transaction to use. + table (str): The table to upsert into + keyvalues (dict): The unique key tables and their new values + values (dict): The nonunique columns and their new values + insertion_values (dict): additional key/values to use only when + inserting + lock (bool): True to lock the table when doing the upsert. + Returns: + None or bool: Native upserts always return None. Emulated + upserts return True if a new entry was created, False if an existing + one was updated. + """ + if ( + self.database_engine.can_native_upsert + and table not in self._unsafe_to_upsert_tables + ): + return self._simple_upsert_txn_native_upsert( + txn, + table, + keyvalues, + values, + insertion_values=insertion_values, + ) + else: + return self._simple_upsert_txn_emulated( + txn, + table, + keyvalues, + values, + insertion_values=insertion_values, + lock=lock, + ) + + def _simple_upsert_txn_emulated( + self, txn, table, keyvalues, values, insertion_values={}, lock=True + ): + """ + Args: + table (str): The table to upsert into + keyvalues (dict): The unique key tables and their new values + values (dict): The nonunique columns and their new values + insertion_values (dict): additional key/values to use only when + inserting + lock (bool): True to lock the table when doing the upsert. + Returns: + bool: Return True if a new entry was created, False if an existing + one was updated. + """ # We need to lock the table :(, unless we're *really* careful if lock: self.database_engine.lock_table(txn, table) - # First try to update. - sql = "UPDATE %s SET %s WHERE %s" % ( - table, - ", ".join("%s = ?" % (k,) for k in values), - " AND ".join("%s = ?" % (k,) for k in keyvalues) - ) - sqlargs = list(values.values()) + list(keyvalues.values()) + def _getwhere(key): + # If the value we're passing in is None (aka NULL), we need to use + # IS, not =, as NULL = NULL equals NULL (False). + if keyvalues[key] is None: + return "%s IS ?" % (key,) + else: + return "%s = ?" % (key,) - txn.execute(sql, sqlargs) - if txn.rowcount > 0: - # successfully updated at least one row. - return False + if not values: + # If `values` is empty, then all of the values we care about are in + # the unique key, so there is nothing to UPDATE. We can just do a + # SELECT instead to see if it exists. + sql = "SELECT 1 FROM %s WHERE %s" % ( + table, + " AND ".join(_getwhere(k) for k in keyvalues) + ) + sqlargs = list(keyvalues.values()) + txn.execute(sql, sqlargs) + if txn.fetchall(): + # We have an existing record. + return False + else: + # First try to update. + sql = "UPDATE %s SET %s WHERE %s" % ( + table, + ", ".join("%s = ?" % (k,) for k in values), + " AND ".join(_getwhere(k) for k in keyvalues) + ) + sqlargs = list(values.values()) + list(keyvalues.values()) - # We didn't update any rows so insert a new one + txn.execute(sql, sqlargs) + if txn.rowcount > 0: + # successfully updated at least one row. + return False + + # We didn't find any existing rows, so insert a new one allvalues = {} allvalues.update(keyvalues) allvalues.update(values) @@ -568,12 +743,144 @@ class SQLBaseStore(object): sql = "INSERT INTO %s (%s) VALUES (%s)" % ( table, ", ".join(k for k in allvalues), - ", ".join("?" for _ in allvalues) + ", ".join("?" for _ in allvalues), ) txn.execute(sql, list(allvalues.values())) # successfully inserted return True + def _simple_upsert_txn_native_upsert( + self, txn, table, keyvalues, values, insertion_values={} + ): + """ + Use the native UPSERT functionality in recent PostgreSQL versions. + + Args: + table (str): The table to upsert into + keyvalues (dict): The unique key tables and their new values + values (dict): The nonunique columns and their new values + insertion_values (dict): additional key/values to use only when + inserting + Returns: + None + """ + allvalues = {} + allvalues.update(keyvalues) + allvalues.update(values) + allvalues.update(insertion_values) + + sql = ( + "INSERT INTO %s (%s) VALUES (%s) " + "ON CONFLICT (%s) DO UPDATE SET %s" + ) % ( + table, + ", ".join(k for k in allvalues), + ", ".join("?" for _ in allvalues), + ", ".join(k for k in keyvalues), + ", ".join(k + "=EXCLUDED." + k for k in values), + ) + txn.execute(sql, list(allvalues.values())) + + def _simple_upsert_many_txn( + self, txn, table, key_names, key_values, value_names, value_values + ): + """ + Upsert, many times. + + Args: + table (str): The table to upsert into + key_names (list[str]): The key column names. + key_values (list[list]): A list of each row's key column values. + value_names (list[str]): The value column names. If empty, no + values will be used, even if value_values is provided. + value_values (list[list]): A list of each row's value column values. + Returns: + None + """ + if ( + self.database_engine.can_native_upsert + and table not in self._unsafe_to_upsert_tables + ): + return self._simple_upsert_many_txn_native_upsert( + txn, table, key_names, key_values, value_names, value_values + ) + else: + return self._simple_upsert_many_txn_emulated( + txn, table, key_names, key_values, value_names, value_values + ) + + def _simple_upsert_many_txn_emulated( + self, txn, table, key_names, key_values, value_names, value_values + ): + """ + Upsert, many times, but without native UPSERT support or batching. + + Args: + table (str): The table to upsert into + key_names (list[str]): The key column names. + key_values (list[list]): A list of each row's key column values. + value_names (list[str]): The value column names. If empty, no + values will be used, even if value_values is provided. + value_values (list[list]): A list of each row's value column values. + Returns: + None + """ + # No value columns, therefore make a blank list so that the following + # zip() works correctly. + if not value_names: + value_values = [() for x in range(len(key_values))] + + for keyv, valv in zip(key_values, value_values): + _keys = {x: y for x, y in zip(key_names, keyv)} + _vals = {x: y for x, y in zip(value_names, valv)} + + self._simple_upsert_txn_emulated(txn, table, _keys, _vals) + + def _simple_upsert_many_txn_native_upsert( + self, txn, table, key_names, key_values, value_names, value_values + ): + """ + Upsert, many times, using batching where possible. + + Args: + table (str): The table to upsert into + key_names (list[str]): The key column names. + key_values (list[list]): A list of each row's key column values. + value_names (list[str]): The value column names. If empty, no + values will be used, even if value_values is provided. + value_values (list[list]): A list of each row's value column values. + Returns: + None + """ + allnames = [] + allnames.extend(key_names) + allnames.extend(value_names) + + if not value_names: + # No value columns, therefore make a blank list so that the + # following zip() works correctly. + latter = "NOTHING" + value_values = [() for x in range(len(key_values))] + else: + latter = ( + "UPDATE SET " + ", ".join(k + "=EXCLUDED." + k for k in value_names) + ) + + sql = "INSERT INTO %s (%s) VALUES (%s) ON CONFLICT (%s) DO %s" % ( + table, + ", ".join(k for k in allnames), + ", ".join("?" for _ in allnames), + ", ".join(key_names), + latter, + ) + + args = [] + + for x, y in zip(key_values, value_values): + args.append(tuple(x) + tuple(y)) + + return txn.execute_batch(sql, args) + def _simple_select_one(self, table, keyvalues, retcols, allow_none=False, desc="_simple_select_one"): """Executes a SELECT query on the named table, which is expected to @@ -849,9 +1156,9 @@ class SQLBaseStore(object): rowcount = cls._simple_update_txn(txn, table, keyvalues, updatevalues) if rowcount == 0: - raise StoreError(404, "No row found") + raise StoreError(404, "No row found (%s)" % (table,)) if rowcount > 1: - raise StoreError(500, "More than one row matched") + raise StoreError(500, "More than one row matched (%s)" % (table,)) @staticmethod def _simple_select_one_txn(txn, table, keyvalues, retcols, @@ -868,9 +1175,9 @@ class SQLBaseStore(object): if not row: if allow_none: return None - raise StoreError(404, "No row found") + raise StoreError(404, "No row found (%s)" % (table,)) if txn.rowcount > 1: - raise StoreError(500, "More than one row matched") + raise StoreError(500, "More than one row matched (%s)" % (table,)) return dict(zip(retcols, row)) @@ -902,9 +1209,9 @@ class SQLBaseStore(object): txn.execute(sql, list(keyvalues.values())) if txn.rowcount == 0: - raise StoreError(404, "No row found") + raise StoreError(404, "No row found (%s)" % (table,)) if txn.rowcount > 1: - raise StoreError(500, "more than one row matched") + raise StoreError(500, "More than one row matched (%s)" % (table,)) def _simple_delete(self, table, keyvalues, desc): return self.runInteraction( @@ -1005,6 +1312,84 @@ class SQLBaseStore(object): be invalidated. """ txn.call_after(cache_func.invalidate, keys) + self._send_invalidation_to_replication(txn, cache_func.__name__, keys) + + def _invalidate_state_caches_and_stream(self, txn, room_id, members_changed): + """Special case invalidation of caches based on current state. + + We special case this so that we can batch the cache invalidations into a + single replication poke. + + Args: + txn + room_id (str): Room where state changed + members_changed (iterable[str]): The user_ids of members that have changed + """ + txn.call_after(self._invalidate_state_caches, room_id, members_changed) + + keys = itertools.chain([room_id], members_changed) + self._send_invalidation_to_replication( + txn, _CURRENT_STATE_CACHE_NAME, keys, + ) + + def _invalidate_state_caches(self, room_id, members_changed): + """Invalidates caches that are based on the current state, but does + not stream invalidations down replication. + + Args: + room_id (str): Room where state changed + members_changed (iterable[str]): The user_ids of members that have + changed + """ + for member in members_changed: + self._attempt_to_invalidate_cache( + "get_rooms_for_user_with_stream_ordering", (member,), + ) + + for host in set(get_domain_from_id(u) for u in members_changed): + self._attempt_to_invalidate_cache( + "is_host_joined", (room_id, host,), + ) + self._attempt_to_invalidate_cache( + "was_host_joined", (room_id, host,), + ) + + self._attempt_to_invalidate_cache( + "get_users_in_room", (room_id,), + ) + self._attempt_to_invalidate_cache( + "get_room_summary", (room_id,), + ) + self._attempt_to_invalidate_cache( + "get_current_state_ids", (room_id,), + ) + + def _attempt_to_invalidate_cache(self, cache_name, key): + """Attempts to invalidate the cache of the given name, ignoring if the + cache doesn't exist. Mainly used for invalidating caches on workers, + where they may not have the cache. + + Args: + cache_name (str) + key (tuple) + """ + try: + getattr(self, cache_name).invalidate(key) + except AttributeError: + # We probably haven't pulled in the cache in this worker, + # which is fine. + pass + + def _send_invalidation_to_replication(self, txn, cache_name, keys): + """Notifies replication that given cache has been invalidated. + + Note that this does *not* invalidate the cache locally. + + Args: + txn + cache_name (str) + keys (iterable[str]) + """ if isinstance(self.database_engine, PostgresEngine): # get_next() returns a context manager which is designed to wrap @@ -1022,7 +1407,7 @@ class SQLBaseStore(object): table="cache_invalidation_stream", values={ "stream_id": stream_id, - "cache_func": cache_func.__name__, + "cache_func": cache_name, "keys": list(keys), "invalidation_ts": self.clock.time_msec(), } diff --git a/synapse/storage/background_updates.py b/synapse/storage/background_updates.py index 5fe1ca2de7..60cdc884e6 100644 --- a/synapse/storage/background_updates.py +++ b/synapse/storage/background_updates.py @@ -240,7 +240,7 @@ class BackgroundUpdateStore(SQLBaseStore): * An integer count of the number of items to update in this batch. The handler should return a deferred integer count of items updated. - The hander is responsible for updating the progress of the update. + The handler is responsible for updating the progress of the update. Args: update_name(str): The name of the update that this code handles. diff --git a/synapse/storage/client_ips.py b/synapse/storage/client_ips.py index 9ad17b7c25..9c21362226 100644 --- a/synapse/storage/client_ips.py +++ b/synapse/storage/client_ips.py @@ -65,7 +65,32 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): columns=["last_seen"], ) - # (user_id, access_token, ip) -> (user_agent, device_id, last_seen) + self.register_background_update_handler( + "user_ips_analyze", + self._analyze_user_ip, + ) + + self.register_background_update_handler( + "user_ips_remove_dupes", + self._remove_user_ip_dupes, + ) + + # Register a unique index + self.register_background_index_update( + "user_ips_device_unique_index", + index_name="user_ips_user_token_ip_unique_index", + table="user_ips", + columns=["user_id", "access_token", "ip"], + unique=True, + ) + + # Drop the old non-unique index + self.register_background_update_handler( + "user_ips_drop_nonunique_index", + self._remove_user_ip_nonunique, + ) + + # (user_id, access_token, ip,) -> (user_agent, device_id, last_seen) self._batch_row_update = {} self._client_ip_looper = self._clock.looping_call( @@ -76,6 +101,205 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): ) @defer.inlineCallbacks + def _remove_user_ip_nonunique(self, progress, batch_size): + def f(conn): + txn = conn.cursor() + txn.execute( + "DROP INDEX IF EXISTS user_ips_user_ip" + ) + txn.close() + + yield self.runWithConnection(f) + yield self._end_background_update("user_ips_drop_nonunique_index") + defer.returnValue(1) + + @defer.inlineCallbacks + def _analyze_user_ip(self, progress, batch_size): + # Background update to analyze user_ips table before we run the + # deduplication background update. The table may not have been analyzed + # for ages due to the table locks. + # + # This will lock out the naive upserts to user_ips while it happens, but + # the analyze should be quick (28GB table takes ~10s) + def user_ips_analyze(txn): + txn.execute("ANALYZE user_ips") + + yield self.runInteraction( + "user_ips_analyze", user_ips_analyze + ) + + yield self._end_background_update("user_ips_analyze") + + defer.returnValue(1) + + @defer.inlineCallbacks + def _remove_user_ip_dupes(self, progress, batch_size): + # This works function works by scanning the user_ips table in batches + # based on `last_seen`. For each row in a batch it searches the rest of + # the table to see if there are any duplicates, if there are then they + # are removed and replaced with a suitable row. + + # Fetch the start of the batch + begin_last_seen = progress.get("last_seen", 0) + + def get_last_seen(txn): + txn.execute( + """ + SELECT last_seen FROM user_ips + WHERE last_seen > ? + ORDER BY last_seen + LIMIT 1 + OFFSET ? + """, + (begin_last_seen, batch_size) + ) + row = txn.fetchone() + if row: + return row[0] + else: + return None + + # Get a last seen that has roughly `batch_size` since `begin_last_seen` + end_last_seen = yield self.runInteraction( + "user_ips_dups_get_last_seen", get_last_seen + ) + + # If it returns None, then we're processing the last batch + last = end_last_seen is None + + logger.info( + "Scanning for duplicate 'user_ips' rows in range: %s <= last_seen < %s", + begin_last_seen, end_last_seen, + ) + + def remove(txn): + # This works by looking at all entries in the given time span, and + # then for each (user_id, access_token, ip) tuple in that range + # checking for any duplicates in the rest of the table (via a join). + # It then only returns entries which have duplicates, and the max + # last_seen across all duplicates, which can the be used to delete + # all other duplicates. + # It is efficient due to the existence of (user_id, access_token, + # ip) and (last_seen) indices. + + # Define the search space, which requires handling the last batch in + # a different way + if last: + clause = "? <= last_seen" + args = (begin_last_seen,) + else: + clause = "? <= last_seen AND last_seen < ?" + args = (begin_last_seen, end_last_seen) + + # (Note: The DISTINCT in the inner query is important to ensure that + # the COUNT(*) is accurate, otherwise double counting may happen due + # to the join effectively being a cross product) + txn.execute( + """ + SELECT user_id, access_token, ip, + MAX(device_id), MAX(user_agent), MAX(last_seen), + COUNT(*) + FROM ( + SELECT DISTINCT user_id, access_token, ip + FROM user_ips + WHERE {} + ) c + INNER JOIN user_ips USING (user_id, access_token, ip) + GROUP BY user_id, access_token, ip + HAVING count(*) > 1 + """.format(clause), + args + ) + res = txn.fetchall() + + # We've got some duplicates + for i in res: + user_id, access_token, ip, device_id, user_agent, last_seen, count = i + + # We want to delete the duplicates so we end up with only a + # single row. + # + # The naive way of doing this would be just to delete all rows + # and reinsert a constructed row. However, if there are a lot of + # duplicate rows this can cause the table to grow a lot, which + # can be problematic in two ways: + # 1. If user_ips is already large then this can cause the + # table to rapidly grow, potentially filling the disk. + # 2. Reinserting a lot of rows can confuse the table + # statistics for postgres, causing it to not use the + # correct indices for the query above, resulting in a full + # table scan. This is incredibly slow for large tables and + # can kill database performance. (This seems to mainly + # happen for the last query where the clause is simply `? < + # last_seen`) + # + # So instead we want to delete all but *one* of the duplicate + # rows. That is hard to do reliably, so we cheat and do a two + # step process: + # 1. Delete all rows with a last_seen strictly less than the + # max last_seen. This hopefully results in deleting all but + # one row the majority of the time, but there may be + # duplicate last_seen + # 2. If multiple rows remain, we fall back to the naive method + # and simply delete all rows and reinsert. + # + # Note that this relies on no new duplicate rows being inserted, + # but if that is happening then this entire process is futile + # anyway. + + # Do step 1: + + txn.execute( + """ + DELETE FROM user_ips + WHERE user_id = ? AND access_token = ? AND ip = ? AND last_seen < ? + """, + (user_id, access_token, ip, last_seen) + ) + if txn.rowcount == count - 1: + # We deleted all but one of the duplicate rows, i.e. there + # is exactly one remaining and so there is nothing left to + # do. + continue + elif txn.rowcount >= count: + raise Exception( + "We deleted more duplicate rows from 'user_ips' than expected", + ) + + # The previous step didn't delete enough rows, so we fallback to + # step 2: + + # Drop all the duplicates + txn.execute( + """ + DELETE FROM user_ips + WHERE user_id = ? AND access_token = ? AND ip = ? + """, + (user_id, access_token, ip) + ) + + # Add in one to be the last_seen + txn.execute( + """ + INSERT INTO user_ips + (user_id, access_token, ip, device_id, user_agent, last_seen) + VALUES (?, ?, ?, ?, ?, ?) + """, + (user_id, access_token, ip, device_id, user_agent, last_seen) + ) + + self._background_update_progress_txn( + txn, "user_ips_remove_dupes", {"last_seen": end_last_seen} + ) + + yield self.runInteraction("user_ips_dups_remove", remove) + + if last: + yield self._end_background_update("user_ips_remove_dupes") + + defer.returnValue(batch_size) + + @defer.inlineCallbacks def insert_client_ip(self, user_id, access_token, ip, user_agent, device_id, now=None): if not now: @@ -114,7 +338,10 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): ) def _update_client_ips_batch_txn(self, txn, to_update): - self.database_engine.lock_table(txn, "user_ips") + if "user_ips" in self._unsafe_to_upsert_tables or ( + not self.database_engine.can_native_upsert + ): + self.database_engine.lock_table(txn, "user_ips") for entry in iteritems(to_update): (user_id, access_token, ip), (user_agent, device_id, last_seen) = entry @@ -127,10 +354,10 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): "user_id": user_id, "access_token": access_token, "ip": ip, - "user_agent": user_agent, - "device_id": device_id, }, values={ + "user_agent": user_agent, + "device_id": device_id, "last_seen": last_seen, }, lock=False, @@ -227,7 +454,7 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): results = {} for key in self._batch_row_update: - uid, access_token, ip = key + uid, access_token, ip, = key if uid == user_id: user_agent, _, last_seen = self._batch_row_update[key] results[(access_token, ip)] = (user_agent, last_seen) diff --git a/synapse/storage/devices.py b/synapse/storage/devices.py index d10ff9e4b9..ecdab34e7d 100644 --- a/synapse/storage/devices.py +++ b/synapse/storage/devices.py @@ -22,14 +22,19 @@ from twisted.internet import defer from synapse.api.errors import StoreError from synapse.metrics.background_process_metrics import run_as_background_process +from synapse.storage.background_updates import BackgroundUpdateStore from synapse.util.caches.descriptors import cached, cachedInlineCallbacks, cachedList -from ._base import Cache, SQLBaseStore, db_to_json +from ._base import Cache, db_to_json logger = logging.getLogger(__name__) +DROP_DEVICE_LIST_STREAMS_NON_UNIQUE_INDEXES = ( + "drop_device_list_streams_non_unique_indexes" +) -class DeviceStore(SQLBaseStore): + +class DeviceStore(BackgroundUpdateStore): def __init__(self, db_conn, hs): super(DeviceStore, self).__init__(db_conn, hs) @@ -52,6 +57,30 @@ class DeviceStore(SQLBaseStore): columns=["user_id", "device_id"], ) + # create a unique index on device_lists_remote_cache + self.register_background_index_update( + "device_lists_remote_cache_unique_idx", + index_name="device_lists_remote_cache_unique_id", + table="device_lists_remote_cache", + columns=["user_id", "device_id"], + unique=True, + ) + + # And one on device_lists_remote_extremeties + self.register_background_index_update( + "device_lists_remote_extremeties_unique_idx", + index_name="device_lists_remote_extremeties_unique_idx", + table="device_lists_remote_extremeties", + columns=["user_id"], + unique=True, + ) + + # once they complete, we can remove the old non-unique indexes. + self.register_background_update_handler( + DROP_DEVICE_LIST_STREAMS_NON_UNIQUE_INDEXES, + self._drop_device_list_streams_non_unique_indexes, + ) + @defer.inlineCallbacks def store_device(self, user_id, device_id, initial_device_display_name): @@ -239,7 +268,19 @@ class DeviceStore(SQLBaseStore): def update_remote_device_list_cache_entry(self, user_id, device_id, content, stream_id): - """Updates a single user's device in the cache. + """Updates a single device in the cache of a remote user's devicelist. + + Note: assumes that we are the only thread that can be updating this user's + device list. + + Args: + user_id (str): User to update device list for + device_id (str): ID of decivice being updated + content (dict): new data on this device + stream_id (int): the version of the device list + + Returns: + Deferred[None] """ return self.runInteraction( "update_remote_device_list_cache_entry", @@ -272,7 +313,11 @@ class DeviceStore(SQLBaseStore): }, values={ "content": json.dumps(content), - } + }, + + # we don't need to lock, because we assume we are the only thread + # updating this user's devices. + lock=False, ) txn.call_after(self._get_cached_user_device.invalidate, (user_id, device_id,)) @@ -289,11 +334,26 @@ class DeviceStore(SQLBaseStore): }, values={ "stream_id": stream_id, - } + }, + + # again, we can assume we are the only thread updating this user's + # extremity. + lock=False, ) def update_remote_device_list_cache(self, user_id, devices, stream_id): - """Replace the cache of the remote user's devices. + """Replace the entire cache of the remote user's devices. + + Note: assumes that we are the only thread that can be updating this user's + device list. + + Args: + user_id (str): User to update device list for + devices (list[dict]): list of device objects supplied over federation + stream_id (int): the version of the device list + + Returns: + Deferred[None] """ return self.runInteraction( "update_remote_device_list_cache", @@ -338,7 +398,11 @@ class DeviceStore(SQLBaseStore): }, values={ "stream_id": stream_id, - } + }, + + # we don't need to lock, because we can assume we are the only thread + # updating this user's extremity. + lock=False, ) def get_devices_by_remote(self, destination, from_stream_id): @@ -589,10 +653,14 @@ class DeviceStore(SQLBaseStore): combined list of changes to devices, and which destinations need to be poked. `destination` may be None if no destinations need to be poked. """ + # We do a group by here as there can be a large number of duplicate + # entries, since we throw away device IDs. sql = """ - SELECT stream_id, user_id, destination FROM device_lists_stream + SELECT MAX(stream_id) AS 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 AND stream_id <= ? + GROUP BY user_id, destination """ return self._execute( "get_all_device_list_changes_for_remotes", None, @@ -718,3 +786,19 @@ class DeviceStore(SQLBaseStore): "_prune_old_outbound_device_pokes", _prune_txn, ) + + @defer.inlineCallbacks + def _drop_device_list_streams_non_unique_indexes(self, progress, batch_size): + def f(conn): + txn = conn.cursor() + txn.execute( + "DROP INDEX IF EXISTS device_lists_remote_cache_id" + ) + txn.execute( + "DROP INDEX IF EXISTS device_lists_remote_extremeties_id" + ) + txn.close() + + yield self.runWithConnection(f) + yield self._end_background_update(DROP_DEVICE_LIST_STREAMS_NON_UNIQUE_INDEXES) + defer.returnValue(1) diff --git a/synapse/storage/e2e_room_keys.py b/synapse/storage/e2e_room_keys.py index f25ded2295..9a3aec759e 100644 --- a/synapse/storage/e2e_room_keys.py +++ b/synapse/storage/e2e_room_keys.py @@ -118,6 +118,11 @@ class EndToEndRoomKeyStore(SQLBaseStore): these room keys. """ + try: + version = int(version) + except ValueError: + defer.returnValue({'rooms': {}}) + keyvalues = { "user_id": user_id, "version": version, @@ -177,7 +182,7 @@ class EndToEndRoomKeyStore(SQLBaseStore): keyvalues = { "user_id": user_id, - "version": version, + "version": int(version), } if room_id: keyvalues['room_id'] = room_id @@ -212,14 +217,23 @@ class EndToEndRoomKeyStore(SQLBaseStore): Raises: StoreError: with code 404 if there are no e2e_room_keys_versions present Returns: - A deferred dict giving the info metadata for this backup version + A deferred dict giving the info metadata for this backup version, with + fields including: + version(str) + algorithm(str) + auth_data(object): opaque dict supplied by the client """ def _get_e2e_room_keys_version_info_txn(txn): if version is None: this_version = self._get_current_version(txn, user_id) else: - this_version = version + try: + this_version = int(version) + except ValueError: + # Our versions are all ints so if we can't convert it to an integer, + # it isn't there. + raise StoreError(404, "No row found") result = self._simple_select_one_txn( txn, @@ -236,6 +250,7 @@ class EndToEndRoomKeyStore(SQLBaseStore): ), ) result["auth_data"] = json.loads(result["auth_data"]) + result["version"] = str(result["version"]) return result return self.runInteraction( @@ -283,6 +298,27 @@ class EndToEndRoomKeyStore(SQLBaseStore): "create_e2e_room_keys_version_txn", _create_e2e_room_keys_version_txn ) + def update_e2e_room_keys_version(self, user_id, version, info): + """Update a given backup version + + Args: + user_id(str): the user whose backup version we're updating + version(str): the version ID of the backup version we're updating + info(dict): the new backup version info to store + """ + + return self._simple_update( + table="e2e_room_keys_versions", + keyvalues={ + "user_id": user_id, + "version": version, + }, + updatevalues={ + "auth_data": json.dumps(info["auth_data"]), + }, + desc="update_e2e_room_keys_version" + ) + def delete_e2e_room_keys_version(self, user_id, version=None): """Delete a given backup version of the user's room keys. Doesn't delete their actual key data. diff --git a/synapse/storage/end_to_end_keys.py b/synapse/storage/end_to_end_keys.py index 1f1721e820..2a0f6cfca9 100644 --- a/synapse/storage/end_to_end_keys.py +++ b/synapse/storage/end_to_end_keys.py @@ -40,7 +40,10 @@ class EndToEndKeyStore(SQLBaseStore): allow_none=True, ) - new_key_json = encode_canonical_json(device_keys) + # In py3 we need old_key_json to match new_key_json type. The DB + # returns unicode while encode_canonical_json returns bytes. + new_key_json = encode_canonical_json(device_keys).decode("utf-8") + if old_key_json == new_key_json: return False diff --git a/synapse/storage/engines/__init__.py b/synapse/storage/engines/__init__.py index e2f9de8451..ff5ef97ca8 100644 --- a/synapse/storage/engines/__init__.py +++ b/synapse/storage/engines/__init__.py @@ -18,7 +18,7 @@ import platform from ._base import IncorrectDatabaseSetup from .postgres import PostgresEngine -from .sqlite3 import Sqlite3Engine +from .sqlite import Sqlite3Engine SUPPORTED_MODULE = { "sqlite3": Sqlite3Engine, diff --git a/synapse/storage/engines/postgres.py b/synapse/storage/engines/postgres.py index 42225f8a2a..4004427c7b 100644 --- a/synapse/storage/engines/postgres.py +++ b/synapse/storage/engines/postgres.py @@ -38,6 +38,13 @@ class PostgresEngine(object): return sql.replace("?", "%s") def on_new_connection(self, db_conn): + + # Get the version of PostgreSQL that we're using. As per the psycopg2 + # docs: The number is formed by converting the major, minor, and + # revision numbers into two-decimal-digit numbers and appending them + # together. For example, version 8.1.5 will be returned as 80105 + self._version = db_conn.server_version + db_conn.set_isolation_level( self.module.extensions.ISOLATION_LEVEL_REPEATABLE_READ ) @@ -54,6 +61,13 @@ class PostgresEngine(object): cursor.close() + @property + def can_native_upsert(self): + """ + Can we use native UPSERTs? This requires PostgreSQL 9.5+. + """ + return self._version >= 90500 + def is_deadlock(self, error): if isinstance(error, self.module.DatabaseError): # https://www.postgresql.org/docs/current/static/errcodes-appendix.html diff --git a/synapse/storage/engines/sqlite3.py b/synapse/storage/engines/sqlite.py index 19949fc474..059ab81055 100644 --- a/synapse/storage/engines/sqlite3.py +++ b/synapse/storage/engines/sqlite.py @@ -30,6 +30,14 @@ class Sqlite3Engine(object): self._current_state_group_id = None self._current_state_group_id_lock = threading.Lock() + @property + def can_native_upsert(self): + """ + Do we support native UPSERTs? This requires SQLite3 3.24+, plus some + more work we haven't done yet to tell what was inserted vs updated. + """ + return self.module.sqlite_version_info >= (3, 24, 0) + def check_database(self, txn): pass diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py index 3faca2a042..38809ed0fc 100644 --- a/synapse/storage/event_federation.py +++ b/synapse/storage/event_federation.py @@ -125,6 +125,29 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, return dict(txn) + @defer.inlineCallbacks + def get_max_depth_of(self, event_ids): + """Returns the max depth of a set of event IDs + + Args: + event_ids (list[str]) + + Returns + Deferred[int] + """ + rows = yield self._simple_select_many_batch( + table="events", + column="event_id", + iterable=event_ids, + retcols=("depth",), + desc="get_max_depth_of", + ) + + if not rows: + defer.returnValue(0) + else: + defer.returnValue(max(row["depth"] for row in rows)) + def _get_oldest_events_in_room_txn(self, txn, room_id): return self._simple_select_onecol_txn( txn, @@ -477,7 +500,7 @@ class EventFederationStore(EventFederationWorkerStore): "is_state": False, } for ev in events - for e_id, _ in ev.prev_events + for e_id in ev.prev_event_ids() ], ) @@ -510,7 +533,7 @@ class EventFederationStore(EventFederationWorkerStore): txn.executemany(query, [ (e_id, ev.room_id, e_id, ev.room_id, e_id, ev.room_id, False) - for ev in events for e_id, _ in ev.prev_events + for ev in events for e_id in ev.prev_event_ids() if not ev.internal_metadata.is_outlier() ]) diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 8881b009df..06db9e56e6 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -38,6 +38,7 @@ from synapse.state import StateResolutionStore from synapse.storage.background_updates import BackgroundUpdateStore from synapse.storage.event_federation import EventFederationStore from synapse.storage.events_worker import EventsWorkerStore +from synapse.storage.state import StateGroupWorkerStore from synapse.types import RoomStreamToken, get_domain_from_id from synapse.util import batch_iter from synapse.util.async_helpers import ObservableDeferred @@ -205,7 +206,8 @@ def _retry_on_integrity_error(func): # inherits from EventFederationStore so that we can call _update_backward_extremities # and _handle_mult_prev_events (though arguably those could both be moved in here) -class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore): +class EventsStore(StateGroupWorkerStore, EventFederationStore, EventsWorkerStore, + BackgroundUpdateStore): EVENT_ORIGIN_SERVER_TS_NAME = "event_origin_server_ts" EVENT_FIELDS_SENDER_URL_UPDATE_NAME = "event_fields_sender_url" @@ -414,7 +416,7 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore ) if len_1: all_single_prev_not_state = all( - len(event.prev_events) == 1 + len(event.prev_event_ids()) == 1 and not event.is_state() for event, ctx in ev_ctx_rm ) @@ -438,7 +440,7 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore # guess this by looking at the prev_events and checking # if they match the current forward extremities. for ev, _ in ev_ctx_rm: - prev_event_ids = set(e for e, _ in ev.prev_events) + prev_event_ids = set(ev.prev_event_ids()) if latest_event_ids == prev_event_ids: state_delta_reuse_delta_counter.inc() break @@ -549,7 +551,7 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore result.difference_update( e_id for event in new_events - for e_id, _ in event.prev_events + for e_id in event.prev_event_ids() ) # Finally, remove any events which are prev_events of any existing events. @@ -737,7 +739,18 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore } events_map = {ev.event_id: ev for ev, _ in events_context} - room_version = yield self.get_room_version(room_id) + + # We need to get the room version, which is in the create event. + # Normally that'd be in the database, but its also possible that we're + # currently trying to persist it. + room_version = None + for ev, _ in events_context: + if ev.type == EventTypes.Create and ev.state_key == "": + room_version = ev.content.get("room_version", "1") + break + + if not room_version: + room_version = yield self.get_room_version(room_id) logger.debug("calling resolve_state_groups from preserve_events") res = yield self._state_resolution_handler.resolve_state_groups( @@ -867,7 +880,7 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore "auth_id": auth_id, } for event, _ in events_and_contexts - for auth_id, _ in event.auth_events + for auth_id in event.auth_event_ids() if event.is_state() ], ) @@ -891,105 +904,82 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore def _update_current_state_txn(self, txn, state_delta_by_room, max_stream_order): for room_id, current_state_tuple in iteritems(state_delta_by_room): - to_delete, to_insert = current_state_tuple - - # First we add entries to the current_state_delta_stream. We - # do this before updating the current_state_events table so - # that we can use it to calculate the `prev_event_id`. (This - # allows us to not have to pull out the existing state - # unnecessarily). - sql = """ - INSERT INTO current_state_delta_stream - (stream_id, room_id, type, state_key, event_id, prev_event_id) - SELECT ?, ?, ?, ?, ?, ( - SELECT event_id FROM current_state_events - WHERE room_id = ? AND type = ? AND state_key = ? - ) - """ - txn.executemany(sql, ( - ( - max_stream_order, room_id, etype, state_key, None, - room_id, etype, state_key, - ) - for etype, state_key in to_delete - # We sanity check that we're deleting rather than updating - if (etype, state_key) not in to_insert - )) - txn.executemany(sql, ( - ( - max_stream_order, room_id, etype, state_key, ev_id, - room_id, etype, state_key, - ) - for (etype, state_key), ev_id in iteritems(to_insert) - )) - - # Now we actually update the current_state_events table + to_delete, to_insert = current_state_tuple - txn.executemany( - "DELETE FROM current_state_events" - " WHERE room_id = ? AND type = ? AND state_key = ?", - ( - (room_id, etype, state_key) - for etype, state_key in itertools.chain(to_delete, to_insert) - ), + # First we add entries to the current_state_delta_stream. We + # do this before updating the current_state_events table so + # that we can use it to calculate the `prev_event_id`. (This + # allows us to not have to pull out the existing state + # unnecessarily). + sql = """ + INSERT INTO current_state_delta_stream + (stream_id, room_id, type, state_key, event_id, prev_event_id) + SELECT ?, ?, ?, ?, ?, ( + SELECT event_id FROM current_state_events + WHERE room_id = ? AND type = ? AND state_key = ? ) - - self._simple_insert_many_txn( - txn, - table="current_state_events", - values=[ - { - "event_id": ev_id, - "room_id": room_id, - "type": key[0], - "state_key": key[1], - } - for key, ev_id in iteritems(to_insert) - ], + """ + txn.executemany(sql, ( + ( + max_stream_order, room_id, etype, state_key, None, + room_id, etype, state_key, ) - - txn.call_after( - self._curr_state_delta_stream_cache.entity_has_changed, - room_id, max_stream_order, + for etype, state_key in to_delete + # We sanity check that we're deleting rather than updating + if (etype, state_key) not in to_insert + )) + txn.executemany(sql, ( + ( + max_stream_order, room_id, etype, state_key, ev_id, + room_id, etype, state_key, ) + for (etype, state_key), ev_id in iteritems(to_insert) + )) - # Invalidate the various caches - - # Figure out the changes of membership to invalidate the - # `get_rooms_for_user` cache. - # We find out which membership events we may have deleted - # and which we have added, then we invlidate the caches for all - # those users. - members_changed = set( - state_key - for ev_type, state_key in itertools.chain(to_delete, to_insert) - if ev_type == EventTypes.Member - ) + # Now we actually update the current_state_events table - for member in members_changed: - self._invalidate_cache_and_stream( - txn, self.get_rooms_for_user_with_stream_ordering, (member,) - ) + txn.executemany( + "DELETE FROM current_state_events" + " WHERE room_id = ? AND type = ? AND state_key = ?", + ( + (room_id, etype, state_key) + for etype, state_key in itertools.chain(to_delete, to_insert) + ), + ) - for host in set(get_domain_from_id(u) for u in members_changed): - self._invalidate_cache_and_stream( - txn, self.is_host_joined, (room_id, host) - ) - self._invalidate_cache_and_stream( - txn, self.was_host_joined, (room_id, host) - ) + self._simple_insert_many_txn( + txn, + table="current_state_events", + values=[ + { + "event_id": ev_id, + "room_id": room_id, + "type": key[0], + "state_key": key[1], + } + for key, ev_id in iteritems(to_insert) + ], + ) - self._invalidate_cache_and_stream( - txn, self.get_users_in_room, (room_id,) - ) + txn.call_after( + self._curr_state_delta_stream_cache.entity_has_changed, + room_id, max_stream_order, + ) - self._invalidate_cache_and_stream( - txn, self.get_room_summary, (room_id,) - ) + # Invalidate the various caches + + # Figure out the changes of membership to invalidate the + # `get_rooms_for_user` cache. + # We find out which membership events we may have deleted + # and which we have added, then we invlidate the caches for all + # those users. + members_changed = set( + state_key + for ev_type, state_key in itertools.chain(to_delete, to_insert) + if ev_type == EventTypes.Member + ) - self._invalidate_cache_and_stream( - txn, self.get_current_state_ids, (room_id,) - ) + self._invalidate_state_caches_and_stream(txn, room_id, members_changed) def _update_forward_extremities_txn(self, txn, new_forward_extremities, max_stream_order): @@ -1255,6 +1245,7 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore event.internal_metadata.get_dict() ), "json": encode_json(event_dict(event)), + "format_version": event.format_version, } for event, _ in events_and_contexts ], @@ -2034,55 +2025,37 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore logger.info("[purge] finding redundant state groups") - # Get all state groups that are only referenced by events that are - # to be deleted. - # This works by first getting state groups that we may want to delete, - # joining against event_to_state_groups to get events that use that - # state group, then left joining against events_to_purge again. Any - # state group where the left join produce *no nulls* are referenced - # only by events that are going to be purged. + # Get all state groups that are referenced by events that are to be + # deleted. We then go and check if they are referenced by other events + # or state groups, and if not we delete them. txn.execute(""" - SELECT state_group FROM - ( - SELECT DISTINCT state_group FROM events_to_purge - INNER JOIN event_to_state_groups USING (event_id) - ) AS sp - INNER JOIN event_to_state_groups USING (state_group) - LEFT JOIN events_to_purge AS ep USING (event_id) - GROUP BY state_group - HAVING SUM(CASE WHEN ep.event_id IS NULL THEN 1 ELSE 0 END) = 0 + SELECT DISTINCT state_group FROM events_to_purge + INNER JOIN event_to_state_groups USING (event_id) """) - state_rows = txn.fetchall() - logger.info("[purge] found %i redundant state groups", len(state_rows)) - - # make a set of the redundant state groups, so that we can look them up - # efficiently - state_groups_to_delete = set([sg for sg, in state_rows]) - - # Now we get all the state groups that rely on these state groups - logger.info("[purge] finding state groups which depend on redundant" - " state groups") - remaining_state_groups = [] - for i in range(0, len(state_rows), 100): - chunk = [sg for sg, in state_rows[i:i + 100]] - # look for state groups whose prev_state_group is one we are about - # to delete - rows = self._simple_select_many_txn( - txn, - table="state_group_edges", - column="prev_state_group", - iterable=chunk, - retcols=["state_group"], - keyvalues={}, - ) - remaining_state_groups.extend( - row["state_group"] for row in rows + referenced_state_groups = set(sg for sg, in txn) + logger.info( + "[purge] found %i referenced state groups", + len(referenced_state_groups), + ) + + logger.info("[purge] finding state groups that can be deleted") - # exclude state groups we are about to delete: no point in - # updating them - if row["state_group"] not in state_groups_to_delete + state_groups_to_delete, remaining_state_groups = ( + self._find_unreferenced_groups_during_purge( + txn, referenced_state_groups, ) + ) + + logger.info( + "[purge] found %i state groups to delete", + len(state_groups_to_delete), + ) + + logger.info( + "[purge] de-delta-ing %i remaining state groups", + len(remaining_state_groups), + ) # Now we turn the state groups that reference to-be-deleted state # groups to non delta versions. @@ -2127,11 +2100,11 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore logger.info("[purge] removing redundant state groups") txn.executemany( "DELETE FROM state_groups_state WHERE state_group = ?", - state_rows + ((sg,) for sg in state_groups_to_delete), ) txn.executemany( "DELETE FROM state_groups WHERE id = ?", - state_rows + ((sg,) for sg in state_groups_to_delete), ) logger.info("[purge] removing events from event_to_state_groups") @@ -2227,6 +2200,85 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore logger.info("[purge] done") + def _find_unreferenced_groups_during_purge(self, txn, state_groups): + """Used when purging history to figure out which state groups can be + deleted and which need to be de-delta'ed (due to one of its prev groups + being scheduled for deletion). + + Args: + txn + state_groups (set[int]): Set of state groups referenced by events + that are going to be deleted. + + Returns: + tuple[set[int], set[int]]: The set of state groups that can be + deleted and the set of state groups that need to be de-delta'ed + """ + # Graph of state group -> previous group + graph = {} + + # Set of events that we have found to be referenced by events + referenced_groups = set() + + # Set of state groups we've already seen + state_groups_seen = set(state_groups) + + # Set of state groups to handle next. + next_to_search = set(state_groups) + while next_to_search: + # We bound size of groups we're looking up at once, to stop the + # SQL query getting too big + if len(next_to_search) < 100: + current_search = next_to_search + next_to_search = set() + else: + current_search = set(itertools.islice(next_to_search, 100)) + next_to_search -= current_search + + # Check if state groups are referenced + sql = """ + SELECT DISTINCT state_group FROM event_to_state_groups + LEFT JOIN events_to_purge AS ep USING (event_id) + WHERE state_group IN (%s) AND ep.event_id IS NULL + """ % (",".join("?" for _ in current_search),) + txn.execute(sql, list(current_search)) + + referenced = set(sg for sg, in txn) + referenced_groups |= referenced + + # We don't continue iterating up the state group graphs for state + # groups that are referenced. + current_search -= referenced + + rows = self._simple_select_many_txn( + txn, + table="state_group_edges", + column="prev_state_group", + iterable=current_search, + keyvalues={}, + retcols=("prev_state_group", "state_group",), + ) + + prevs = set(row["state_group"] for row in rows) + # We don't bother re-handling groups we've already seen + prevs -= state_groups_seen + next_to_search |= prevs + state_groups_seen |= prevs + + for row in rows: + # Note: Each state group can have at most one prev group + graph[row["state_group"]] = row["prev_state_group"] + + to_delete = state_groups_seen - referenced_groups + + to_dedelta = set() + for sg in referenced_groups: + prev_sg = graph.get(sg) + if prev_sg and prev_sg in to_delete: + to_dedelta.add(sg) + + return to_delete, to_dedelta + @defer.inlineCallbacks def is_event_after(self, event_id1, event_id2): """Returns True if event_id1 is after event_id2 in the stream diff --git a/synapse/storage/events_worker.py b/synapse/storage/events_worker.py index a8326f5296..1716be529a 100644 --- a/synapse/storage/events_worker.py +++ b/synapse/storage/events_worker.py @@ -21,13 +21,14 @@ from canonicaljson import json from twisted.internet import defer +from synapse.api.constants import EventFormatVersions, EventTypes from synapse.api.errors import NotFoundError +from synapse.events import FrozenEvent, event_type_from_format_version # noqa: F401 # these are only included to make the type annotations work -from synapse.events import EventBase # noqa: F401 -from synapse.events import FrozenEvent from synapse.events.snapshot import EventContext # noqa: F401 from synapse.events.utils import prune_event from synapse.metrics.background_process_metrics import run_as_background_process +from synapse.types import get_domain_from_id from synapse.util.logcontext import ( LoggingContext, PreserveLoggingContext, @@ -160,9 +161,14 @@ class EventsWorkerStore(SQLBaseStore): log_ctx = LoggingContext.current_context() log_ctx.record_event_fetch(len(missing_events_ids)) + # Note that _enqueue_events is also responsible for turning db rows + # into FrozenEvents (via _get_event_from_row), which involves seeing if + # the events have been redacted, and if so pulling the redaction event out + # of the database to check it. + # + # _enqueue_events is a bit of a rubbish name but naming is hard. missing_events = yield self._enqueue_events( missing_events_ids, - check_redacted=check_redacted, allow_rejected=allow_rejected, ) @@ -174,6 +180,50 @@ class EventsWorkerStore(SQLBaseStore): if not entry: continue + # Starting in room version v3, some redactions need to be rechecked if we + # didn't have the redacted event at the time, so we recheck on read + # instead. + if not allow_rejected and entry.event.type == EventTypes.Redaction: + if entry.event.internal_metadata.need_to_check_redaction(): + # XXX: we need to avoid calling get_event here. + # + # The problem is that we end up at this point when an event + # which has been redacted is pulled out of the database by + # _enqueue_events, because _enqueue_events needs to check the + # redaction before it can cache the redacted event. So obviously, + # calling get_event to get the redacted event out of the database + # gives us an infinite loop. + # + # For now (quick hack to fix during 0.99 release cycle), we just + # go and fetch the relevant row from the db, but it would be nice + # to think about how we can cache this rather than hit the db + # every time we access a redaction event. + # + # One thought on how to do this: + # 1. split _get_events up so that it is divided into (a) get the + # rawish event from the db/cache, (b) do the redaction/rejection + # filtering + # 2. have _get_event_from_row just call the first half of that + + orig_sender = yield self._simple_select_one_onecol( + table="events", + keyvalues={"event_id": entry.event.redacts}, + retcol="sender", + allow_none=True, + ) + + expected_domain = get_domain_from_id(entry.event.sender) + if orig_sender and get_domain_from_id(orig_sender) == expected_domain: + # This redaction event is allowed. Mark as not needing a + # recheck. + entry.event.internal_metadata.recheck_redaction = False + else: + # We don't have the event that is being redacted, so we + # assume that the event isn't authorized for now. (If we + # later receive the event, then we will always redact + # it anyway, since we have this redaction) + continue + if allow_rejected or not entry.event.rejected_reason: if check_redacted and entry.redacted_event: event = entry.redacted_event @@ -197,7 +247,7 @@ class EventsWorkerStore(SQLBaseStore): defer.returnValue(events) def _invalidate_get_event_cache(self, event_id): - self._get_event_cache.invalidate((event_id,)) + self._get_event_cache.invalidate((event_id,)) def _get_events_from_cache(self, events, allow_rejected, update_metrics=True): """Fetch events from the caches @@ -310,7 +360,7 @@ class EventsWorkerStore(SQLBaseStore): self.hs.get_reactor().callFromThread(fire, event_list, e) @defer.inlineCallbacks - def _enqueue_events(self, events, check_redacted=True, allow_rejected=False): + def _enqueue_events(self, events, allow_rejected=False): """Fetches events from the database using the _event_fetch_list. This allows batch and bulk fetching of events - it allows us to fetch events without having to create a new transaction for each request for events. @@ -353,6 +403,7 @@ class EventsWorkerStore(SQLBaseStore): self._get_event_from_row, row["internal_metadata"], row["json"], row["redacts"], rejected_reason=row["rejects"], + format_version=row["format_version"], ) for row in rows ], @@ -377,6 +428,7 @@ class EventsWorkerStore(SQLBaseStore): " e.event_id as event_id, " " e.internal_metadata," " e.json," + " e.format_version, " " r.redacts as redacts," " rej.event_id as rejects " " FROM event_json as e" @@ -392,7 +444,7 @@ class EventsWorkerStore(SQLBaseStore): @defer.inlineCallbacks def _get_event_from_row(self, internal_metadata, js, redacted, - rejected_reason=None): + format_version, rejected_reason=None): with Measure(self._clock, "_get_event_from_row"): d = json.loads(js) internal_metadata = json.loads(internal_metadata) @@ -405,8 +457,13 @@ class EventsWorkerStore(SQLBaseStore): desc="_get_event_from_row_rejected_reason", ) - original_ev = FrozenEvent( - d, + if format_version is None: + # This means that we stored the event before we had the concept + # of a event format version, so it must be a V1 event. + format_version = EventFormatVersions.V1 + + original_ev = event_type_from_format_version(format_version)( + event_dict=d, internal_metadata_dict=internal_metadata, rejected_reason=rejected_reason, ) @@ -436,6 +493,19 @@ class EventsWorkerStore(SQLBaseStore): # will serialise this field correctly redacted_event.unsigned["redacted_because"] = because + # Starting in room version v3, some redactions need to be + # rechecked if we didn't have the redacted event at the + # time, so we recheck on read instead. + if because.internal_metadata.need_to_check_redaction(): + expected_domain = get_domain_from_id(original_ev.sender) + if get_domain_from_id(because.sender) == expected_domain: + # This redaction event is allowed. Mark as not needing a + # recheck. + because.internal_metadata.recheck_redaction = False + else: + # Senders don't match, so the event isn't actually redacted + redacted_event = None + cache_entry = _EventCacheEntry( event=original_ev, redacted_event=redacted_event, diff --git a/synapse/storage/monthly_active_users.py b/synapse/storage/monthly_active_users.py index cf4104dc2e..9e7e09b8c1 100644 --- a/synapse/storage/monthly_active_users.py +++ b/synapse/storage/monthly_active_users.py @@ -34,8 +34,9 @@ class MonthlyActiveUsersStore(SQLBaseStore): self.hs = hs self.reserved_users = () # Do not add more reserved users than the total allowable number - self._initialise_reserved_users( - dbconn.cursor(), + self._new_transaction( + dbconn, "initialise_mau_threepids", [], [], + self._initialise_reserved_users, hs.config.mau_limits_reserved_threepids[:self.hs.config.max_mau_value], ) @@ -54,9 +55,12 @@ class MonthlyActiveUsersStore(SQLBaseStore): txn, tp["medium"], tp["address"] ) + if user_id: - self.upsert_monthly_active_user_txn(txn, user_id) - reserved_user_list.append(user_id) + is_support = self.is_support_user_txn(txn, user_id) + if not is_support: + self.upsert_monthly_active_user_txn(txn, user_id) + reserved_user_list.append(user_id) else: logger.warning( "mau limit reserved threepid %s not found in db" % tp @@ -96,37 +100,38 @@ class MonthlyActiveUsersStore(SQLBaseStore): txn.execute(sql, query_args) - # If MAU user count still exceeds the MAU threshold, then delete on - # a least recently active basis. - # Note it is not possible to write this query using OFFSET due to - # incompatibilities in how sqlite and postgres support the feature. - # sqlite requires 'LIMIT -1 OFFSET ?', the LIMIT must be present - # While Postgres does not require 'LIMIT', but also does not support - # negative LIMIT values. So there is no way to write it that both can - # support - safe_guard = self.hs.config.max_mau_value - len(self.reserved_users) - # Must be greater than zero for postgres - safe_guard = safe_guard if safe_guard > 0 else 0 - query_args = [safe_guard] - - base_sql = """ - DELETE FROM monthly_active_users - WHERE user_id NOT IN ( - SELECT user_id FROM monthly_active_users - ORDER BY timestamp DESC - LIMIT ? + if self.hs.config.limit_usage_by_mau: + # If MAU user count still exceeds the MAU threshold, then delete on + # a least recently active basis. + # Note it is not possible to write this query using OFFSET due to + # incompatibilities in how sqlite and postgres support the feature. + # sqlite requires 'LIMIT -1 OFFSET ?', the LIMIT must be present + # While Postgres does not require 'LIMIT', but also does not support + # negative LIMIT values. So there is no way to write it that both can + # support + safe_guard = self.hs.config.max_mau_value - len(self.reserved_users) + # Must be greater than zero for postgres + safe_guard = safe_guard if safe_guard > 0 else 0 + query_args = [safe_guard] + + base_sql = """ + DELETE FROM monthly_active_users + WHERE user_id NOT IN ( + SELECT user_id FROM monthly_active_users + ORDER BY timestamp DESC + LIMIT ? + ) + """ + # Need if/else since 'AND user_id NOT IN ({})' fails on Postgres + # when len(reserved_users) == 0. Works fine on sqlite. + if len(self.reserved_users) > 0: + query_args.extend(self.reserved_users) + sql = base_sql + """ AND user_id NOT IN ({})""".format( + ','.join(questionmarks) ) - """ - # Need if/else since 'AND user_id NOT IN ({})' fails on Postgres - # when len(reserved_users) == 0. Works fine on sqlite. - if len(self.reserved_users) > 0: - query_args.extend(self.reserved_users) - sql = base_sql + """ AND user_id NOT IN ({})""".format( - ','.join(questionmarks) - ) - else: - sql = base_sql - txn.execute(sql, query_args) + else: + sql = base_sql + txn.execute(sql, query_args) yield self.runInteraction("reap_monthly_active_users", _reap_users) # It seems poor to invalidate the whole cache, Postgres supports @@ -180,15 +185,33 @@ class MonthlyActiveUsersStore(SQLBaseStore): Args: user_id (str): user to add/update """ - is_insert = yield self.runInteraction( + # Support user never to be included in MAU stats. Note I can't easily call this + # from upsert_monthly_active_user_txn because then I need a _txn form of + # is_support_user which is complicated because I want to cache the result. + # Therefore I call it here and ignore the case where + # upsert_monthly_active_user_txn is called directly from + # _initialise_reserved_users reasoning that it would be very strange to + # include a support user in this context. + + is_support = yield self.is_support_user(user_id) + if is_support: + return + + yield self.runInteraction( "upsert_monthly_active_user", self.upsert_monthly_active_user_txn, user_id ) - if is_insert: - self.user_last_seen_monthly_active.invalidate((user_id,)) + user_in_mau = self.user_last_seen_monthly_active.cache.get( + (user_id,), + None, + update_metrics=False + ) + if user_in_mau is None: self.get_monthly_active_count.invalidate(()) + self.user_last_seen_monthly_active.invalidate((user_id,)) + def upsert_monthly_active_user_txn(self, txn, user_id): """Updates or inserts monthly active user member @@ -198,6 +221,16 @@ class MonthlyActiveUsersStore(SQLBaseStore): in a database thread rather than the main thread, and we can't call txn.call_after because txn may not be a LoggingTransaction. + We consciously do not call is_support_txn from this method because it + is not possible to cache the response. is_support_txn will be false in + almost all cases, so it seems reasonable to call it only for + upsert_monthly_active_user and to call is_support_txn manually + for cases where upsert_monthly_active_user_txn is called directly, + like _initialise_reserved_users + + In short, don't call this method with support users. (Support users + should not appear in the MAU stats). + Args: txn (cursor): user_id (str): user to add/update @@ -206,6 +239,7 @@ class MonthlyActiveUsersStore(SQLBaseStore): bool: True if a new entry was created, False if an existing one was updated. """ + # Am consciously deciding to lock the table on the basis that is ought # never be a big table and alternative approaches (batching multiple # upserts into a single txn) introduced a lot of extra complexity. @@ -252,8 +286,7 @@ class MonthlyActiveUsersStore(SQLBaseStore): Args: user_id(str): the user_id to query """ - - if self.hs.config.limit_usage_by_mau: + if self.hs.config.limit_usage_by_mau or self.hs.config.mau_stats_only: # Trial users and guests should not be included as part of MAU group is_guest = yield self.is_guest(user_id) if is_guest: @@ -271,8 +304,14 @@ class MonthlyActiveUsersStore(SQLBaseStore): # but only update if we have not previously seen the user for # LAST_SEEN_GRANULARITY ms if last_seen_timestamp is None: - count = yield self.get_monthly_active_count() - if count < self.hs.config.max_mau_value: + # In the case where mau_stats_only is True and limit_usage_by_mau is + # False, there is no point in checking get_monthly_active_count - it + # adds no value and will break the logic if max_mau_value is exceeded. + if not self.hs.config.limit_usage_by_mau: yield self.upsert_monthly_active_user(user_id) + else: + count = yield self.get_monthly_active_count() + if count < self.hs.config.max_mau_value: + yield self.upsert_monthly_active_user(user_id) elif now - last_seen_timestamp > LAST_SEEN_GRANULARITY: yield self.upsert_monthly_active_user(user_id) diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py index b364719312..fa36daac52 100644 --- a/synapse/storage/prepare_database.py +++ b/synapse/storage/prepare_database.py @@ -25,7 +25,7 @@ logger = logging.getLogger(__name__) # Remember to update this number every time a change is made to database # schema files, so the users will be informed on server restarts. -SCHEMA_VERSION = 51 +SCHEMA_VERSION = 53 dir_path = os.path.abspath(os.path.dirname(__file__)) @@ -257,7 +257,7 @@ def _upgrade_existing_database(cur, current_version, applied_delta_files, module.run_create(cur, database_engine) if not is_empty: module.run_upgrade(cur, database_engine, config=config) - elif ext == ".pyc": + elif ext == ".pyc" or file_name == "__pycache__": # Sometimes .pyc files turn up anyway even though we've # disabled their generation; e.g. from distribution package # installers. Silently skip it diff --git a/synapse/storage/pusher.py b/synapse/storage/pusher.py index 2743b52bad..134297e284 100644 --- a/synapse/storage/pusher.py +++ b/synapse/storage/pusher.py @@ -215,7 +215,7 @@ class PusherStore(PusherWorkerStore): with self._pushers_id_gen.get_next() as stream_id: # no need to lock because `pushers` has a unique key on # (app_id, pushkey, user_name) so _simple_upsert will retry - newly_inserted = yield self._simple_upsert( + yield self._simple_upsert( table="pushers", keyvalues={ "app_id": app_id, @@ -238,7 +238,12 @@ class PusherStore(PusherWorkerStore): lock=False, ) - if newly_inserted: + user_has_pusher = self.get_if_user_has_pusher.cache.get( + (user_id,), None, update_metrics=False + ) + + if user_has_pusher is not True: + # invalidate, since we the user might not have had a pusher before yield self.runInteraction( "add_pusher", self._invalidate_cache_and_stream, diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py index 80d76bf9d7..9b9572890b 100644 --- a/synapse/storage/registration.py +++ b/synapse/storage/registration.py @@ -19,9 +19,11 @@ from six.moves import range from twisted.internet import defer +from synapse.api.constants import UserTypes from synapse.api.errors import Codes, StoreError from synapse.storage import background_updates from synapse.storage._base import SQLBaseStore +from synapse.types import UserID from synapse.util.caches.descriptors import cached, cachedInlineCallbacks @@ -112,6 +114,187 @@ class RegistrationWorkerStore(SQLBaseStore): return None + @cachedInlineCallbacks() + def is_support_user(self, user_id): + """Determines if the user is of type UserTypes.SUPPORT + + Args: + user_id (str): user id to test + + Returns: + Deferred[bool]: True if user is of type UserTypes.SUPPORT + """ + res = yield self.runInteraction( + "is_support_user", self.is_support_user_txn, user_id + ) + defer.returnValue(res) + + def is_support_user_txn(self, txn, user_id): + res = self._simple_select_one_onecol_txn( + txn=txn, + table="users", + keyvalues={"name": user_id}, + retcol="user_type", + allow_none=True, + ) + return True if res == UserTypes.SUPPORT else False + + def get_users_by_id_case_insensitive(self, user_id): + """Gets users that match user_id case insensitively. + Returns a mapping of user_id -> password_hash. + """ + def f(txn): + sql = ( + "SELECT name, password_hash FROM users" + " WHERE lower(name) = lower(?)" + ) + txn.execute(sql, (user_id,)) + return dict(txn) + + return self.runInteraction("get_users_by_id_case_insensitive", f) + + @defer.inlineCallbacks + def count_all_users(self): + """Counts all users registered on the homeserver.""" + def _count_users(txn): + txn.execute("SELECT COUNT(*) AS users FROM users") + rows = self.cursor_to_dict(txn) + if rows: + return rows[0]["users"] + return 0 + + ret = yield self.runInteraction("count_users", _count_users) + defer.returnValue(ret) + + def count_daily_user_type(self): + """ + Counts 1) native non guest users + 2) native guests users + 3) bridged users + who registered on the homeserver in the past 24 hours + """ + def _count_daily_user_type(txn): + yesterday = int(self._clock.time()) - (60 * 60 * 24) + + sql = """ + SELECT user_type, COALESCE(count(*), 0) AS count FROM ( + SELECT + CASE + WHEN is_guest=0 AND appservice_id IS NULL THEN 'native' + WHEN is_guest=1 AND appservice_id IS NULL THEN 'guest' + WHEN is_guest=0 AND appservice_id IS NOT NULL THEN 'bridged' + END AS user_type + FROM users + WHERE creation_ts > ? + ) AS t GROUP BY user_type + """ + results = {'native': 0, 'guest': 0, 'bridged': 0} + txn.execute(sql, (yesterday,)) + for row in txn: + results[row[0]] = row[1] + return results + return self.runInteraction("count_daily_user_type", _count_daily_user_type) + + @defer.inlineCallbacks + def count_nonbridged_users(self): + def _count_users(txn): + txn.execute(""" + SELECT COALESCE(COUNT(*), 0) FROM users + WHERE appservice_id IS NULL + """) + count, = txn.fetchone() + return count + + ret = yield self.runInteraction("count_users", _count_users) + defer.returnValue(ret) + + @defer.inlineCallbacks + def find_next_generated_user_id_localpart(self): + """ + Gets the localpart of the next generated user ID. + + Generated user IDs are integers, and we aim for them to be as small as + we can. Unfortunately, it's possible some of them are already taken by + existing users, and there may be gaps in the already taken range. This + function returns the start of the first allocatable gap. This is to + avoid the case of ID 10000000 being pre-allocated, so us wasting the + first (and shortest) many generated user IDs. + """ + def _find_next_generated_user_id(txn): + txn.execute("SELECT name FROM users") + + regex = re.compile(r"^@(\d+):") + + found = set() + + for user_id, in txn: + match = regex.search(user_id) + if match: + found.add(int(match.group(1))) + for i in range(len(found) + 1): + if i not in found: + return i + + defer.returnValue((yield self.runInteraction( + "find_next_generated_user_id", + _find_next_generated_user_id + ))) + + @defer.inlineCallbacks + def get_3pid_guest_access_token(self, medium, address): + ret = yield self._simple_select_one( + "threepid_guest_access_tokens", + { + "medium": medium, + "address": address + }, + ["guest_access_token"], True, 'get_3pid_guest_access_token' + ) + if ret: + defer.returnValue(ret["guest_access_token"]) + defer.returnValue(None) + + @defer.inlineCallbacks + def get_user_id_by_threepid(self, medium, address): + """Returns user id from threepid + + Args: + medium (str): threepid medium e.g. email + address (str): threepid address e.g. me@example.com + + Returns: + Deferred[str|None]: user id or None if no user id/threepid mapping exists + """ + user_id = yield self.runInteraction( + "get_user_id_by_threepid", self.get_user_id_by_threepid_txn, + medium, address + ) + defer.returnValue(user_id) + + def get_user_id_by_threepid_txn(self, txn, medium, address): + """Returns user id from threepid + + Args: + txn (cursor): + medium (str): threepid medium e.g. email + address (str): threepid address e.g. me@example.com + + Returns: + str|None: user id or None if no user id/threepid mapping exists + """ + ret = self._simple_select_one_txn( + txn, + "user_threepids", + { + "medium": medium, + "address": address + }, + ['user_id'], True + ) + if ret: + return ret['user_id'] + return None + class RegistrationStore(RegistrationWorkerStore, background_updates.BackgroundUpdateStore): @@ -167,7 +350,7 @@ class RegistrationStore(RegistrationWorkerStore, def register(self, user_id, token=None, password_hash=None, was_guest=False, make_guest=False, appservice_id=None, - create_profile_with_localpart=None, admin=False): + create_profile_with_displayname=None, admin=False, user_type=None): """Attempts to register an account. Args: @@ -181,8 +364,12 @@ class RegistrationStore(RegistrationWorkerStore, make_guest (boolean): True if the the new user should be guest, false to add a regular user account. appservice_id (str): The ID of the appservice registering the user. - create_profile_with_localpart (str): Optionally create a profile for - the given localpart. + create_profile_with_displayname (unicode): Optionally create a profile for + the user, setting their displayname to the given value + admin (boolean): is an admin user? + user_type (str|None): type of user. One of the values from + api.constants.UserTypes, or None for a normal user. + Raises: StoreError if the user_id could not be registered. """ @@ -195,8 +382,9 @@ class RegistrationStore(RegistrationWorkerStore, was_guest, make_guest, appservice_id, - create_profile_with_localpart, - admin + create_profile_with_displayname, + admin, + user_type ) def _register( @@ -208,9 +396,12 @@ class RegistrationStore(RegistrationWorkerStore, was_guest, make_guest, appservice_id, - create_profile_with_localpart, + create_profile_with_displayname, admin, + user_type, ): + user_id_obj = UserID.from_string(user_id) + now = int(self.clock.time()) next_id = self._access_tokens_id_gen.get_next() @@ -244,6 +435,7 @@ class RegistrationStore(RegistrationWorkerStore, "is_guest": 1 if make_guest else 0, "appservice_id": appservice_id, "admin": 1 if admin else 0, + "user_type": user_type, } ) else: @@ -257,6 +449,7 @@ class RegistrationStore(RegistrationWorkerStore, "is_guest": 1 if make_guest else 0, "appservice_id": appservice_id, "admin": 1 if admin else 0, + "user_type": user_type, } ) except self.database_engine.module.IntegrityError: @@ -273,12 +466,15 @@ class RegistrationStore(RegistrationWorkerStore, (next_id, user_id, token,) ) - if create_profile_with_localpart: + if create_profile_with_displayname: # set a default displayname serverside to avoid ugly race # between auto-joins and clients trying to set displaynames + # + # *obviously* the 'profiles' table uses localpart for user_id + # while everything else uses the full mxid. txn.execute( "INSERT INTO profiles(user_id, displayname) VALUES (?,?)", - (create_profile_with_localpart, create_profile_with_localpart) + (user_id_obj.localpart, create_profile_with_displayname) ) self._invalidate_cache_and_stream( @@ -286,20 +482,6 @@ class RegistrationStore(RegistrationWorkerStore, ) txn.call_after(self.is_guest.invalidate, (user_id,)) - def get_users_by_id_case_insensitive(self, user_id): - """Gets users that match user_id case insensitively. - Returns a mapping of user_id -> password_hash. - """ - def f(txn): - sql = ( - "SELECT name, password_hash FROM users" - " WHERE lower(name) = lower(?)" - ) - txn.execute(sql, (user_id,)) - return dict(txn) - - return self.runInteraction("get_users_by_id_case_insensitive", f) - def user_set_password_hash(self, user_id, password_hash): """ NB. This does *not* evict any cache because the one use for this @@ -472,47 +654,6 @@ class RegistrationStore(RegistrationWorkerStore, ) defer.returnValue(ret) - @defer.inlineCallbacks - def get_user_id_by_threepid(self, medium, address): - """Returns user id from threepid - - Args: - medium (str): threepid medium e.g. email - address (str): threepid address e.g. me@example.com - - Returns: - Deferred[str|None]: user id or None if no user id/threepid mapping exists - """ - user_id = yield self.runInteraction( - "get_user_id_by_threepid", self.get_user_id_by_threepid_txn, - medium, address - ) - defer.returnValue(user_id) - - def get_user_id_by_threepid_txn(self, txn, medium, address): - """Returns user id from threepid - - Args: - txn (cursor): - medium (str): threepid medium e.g. email - address (str): threepid address e.g. me@example.com - - Returns: - str|None: user id or None if no user id/threepid mapping exists - """ - ret = self._simple_select_one_txn( - txn, - "user_threepids", - { - "medium": medium, - "address": address - }, - ['user_id'], True - ) - if ret: - return ret['user_id'] - return None - def user_delete_threepid(self, user_id, medium, address): return self._simple_delete( "user_threepids", @@ -525,107 +666,6 @@ class RegistrationStore(RegistrationWorkerStore, ) @defer.inlineCallbacks - def count_all_users(self): - """Counts all users registered on the homeserver.""" - def _count_users(txn): - txn.execute("SELECT COUNT(*) AS users FROM users") - rows = self.cursor_to_dict(txn) - if rows: - return rows[0]["users"] - return 0 - - ret = yield self.runInteraction("count_users", _count_users) - defer.returnValue(ret) - - def count_daily_user_type(self): - """ - Counts 1) native non guest users - 2) native guests users - 3) bridged users - who registered on the homeserver in the past 24 hours - """ - def _count_daily_user_type(txn): - yesterday = int(self._clock.time()) - (60 * 60 * 24) - - sql = """ - SELECT user_type, COALESCE(count(*), 0) AS count FROM ( - SELECT - CASE - WHEN is_guest=0 AND appservice_id IS NULL THEN 'native' - WHEN is_guest=1 AND appservice_id IS NULL THEN 'guest' - WHEN is_guest=0 AND appservice_id IS NOT NULL THEN 'bridged' - END AS user_type - FROM users - WHERE creation_ts > ? - ) AS t GROUP BY user_type - """ - results = {'native': 0, 'guest': 0, 'bridged': 0} - txn.execute(sql, (yesterday,)) - for row in txn: - results[row[0]] = row[1] - return results - return self.runInteraction("count_daily_user_type", _count_daily_user_type) - - @defer.inlineCallbacks - def count_nonbridged_users(self): - def _count_users(txn): - txn.execute(""" - SELECT COALESCE(COUNT(*), 0) FROM users - WHERE appservice_id IS NULL - """) - count, = txn.fetchone() - return count - - ret = yield self.runInteraction("count_users", _count_users) - defer.returnValue(ret) - - @defer.inlineCallbacks - def find_next_generated_user_id_localpart(self): - """ - Gets the localpart of the next generated user ID. - - Generated user IDs are integers, and we aim for them to be as small as - we can. Unfortunately, it's possible some of them are already taken by - existing users, and there may be gaps in the already taken range. This - function returns the start of the first allocatable gap. This is to - avoid the case of ID 10000000 being pre-allocated, so us wasting the - first (and shortest) many generated user IDs. - """ - def _find_next_generated_user_id(txn): - txn.execute("SELECT name FROM users") - - regex = re.compile(r"^@(\d+):") - - found = set() - - for user_id, in txn: - match = regex.search(user_id) - if match: - found.add(int(match.group(1))) - for i in range(len(found) + 1): - if i not in found: - return i - - defer.returnValue((yield self.runInteraction( - "find_next_generated_user_id", - _find_next_generated_user_id - ))) - - @defer.inlineCallbacks - def get_3pid_guest_access_token(self, medium, address): - ret = yield self._simple_select_one( - "threepid_guest_access_tokens", - { - "medium": medium, - "address": address - }, - ["guest_access_token"], True, 'get_3pid_guest_access_token' - ) - if ret: - defer.returnValue(ret["guest_access_token"]) - defer.returnValue(None) - - @defer.inlineCallbacks def save_or_get_3pid_guest_access_token( self, medium, address, access_token, inviter_user_id ): diff --git a/synapse/storage/room.py b/synapse/storage/room.py index 61013b8919..41c65e112a 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -47,7 +47,7 @@ class RoomWorkerStore(SQLBaseStore): Args: room_id (str): The ID of the room to retrieve. Returns: - A namedtuple containing the room information, or an empty list. + A dict containing the room information, or None if the room is unknown. """ return self._simple_select_one( table="rooms", diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index 0707f9a86a..592c1bcd33 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -588,12 +588,12 @@ class RoomMemberStore(RoomMemberWorkerStore): ) # We update the local_invites table only if the event is "current", - # i.e., its something that has just happened. - # The only current event that can also be an outlier is if its an - # invite that has come in across federation. + # i.e., its something that has just happened. If the event is an + # outlier it is only current if its an "out of band membership", + # like a remote invite or a rejection of a remote invite. is_new_state = not backfilled and ( not event.internal_metadata.is_outlier() - or event.internal_metadata.is_invite_from_remote() + or event.internal_metadata.is_out_of_band_membership() ) is_mine = self.hs.is_mine_id(event.state_key) if is_new_state and is_mine: diff --git a/synapse/storage/schema/delta/34/sent_txn_purge.py b/synapse/storage/schema/delta/34/sent_txn_purge.py deleted file mode 100644 index 0ffab10b6f..0000000000 --- a/synapse/storage/schema/delta/34/sent_txn_purge.py +++ /dev/null @@ -1,32 +0,0 @@ -# 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 - -from synapse.storage.engines import PostgresEngine - -logger = logging.getLogger(__name__) - - -def run_create(cur, database_engine, *args, **kwargs): - if isinstance(database_engine, PostgresEngine): - cur.execute("TRUNCATE sent_transactions") - else: - cur.execute("DELETE FROM sent_transactions") - - cur.execute("CREATE INDEX sent_transactions_ts ON sent_transactions(ts)") - - -def run_upgrade(cur, database_engine, *args, **kwargs): - pass diff --git a/synapse/storage/schema/delta/40/device_list_streams.sql b/synapse/storage/schema/delta/40/device_list_streams.sql index 54841b3843..dd6dcb65f1 100644 --- a/synapse/storage/schema/delta/40/device_list_streams.sql +++ b/synapse/storage/schema/delta/40/device_list_streams.sql @@ -20,9 +20,6 @@ CREATE TABLE device_lists_remote_cache ( content TEXT NOT NULL ); -CREATE INDEX device_lists_remote_cache_id ON device_lists_remote_cache(user_id, device_id); - - -- The last update we got for a user. Empty if we're not receiving updates for -- that user. CREATE TABLE device_lists_remote_extremeties ( @@ -30,7 +27,11 @@ CREATE TABLE device_lists_remote_extremeties ( stream_id TEXT NOT NULL ); -CREATE INDEX device_lists_remote_extremeties_id ON device_lists_remote_extremeties(user_id, stream_id); +-- we used to create non-unique indexes on these tables, but as of update 52 we create +-- unique indexes concurrently: +-- +-- CREATE INDEX device_lists_remote_cache_id ON device_lists_remote_cache(user_id, device_id); +-- CREATE INDEX device_lists_remote_extremeties_id ON device_lists_remote_extremeties(user_id, stream_id); -- Stream of device lists updates. Includes both local and remotes diff --git a/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql b/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql new file mode 100644 index 0000000000..91e03d13e1 --- /dev/null +++ b/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql @@ -0,0 +1,19 @@ +/* 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. + * 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. + */ + +-- This is needed to efficiently check for unreferenced state groups during +-- purge. Added events_to_state_group(state_group) index +INSERT into background_updates (update_name, progress_json) + VALUES ('event_to_state_groups_sg_index', '{}'); diff --git a/synapse/storage/schema/delta/52/device_list_streams_unique_idx.sql b/synapse/storage/schema/delta/52/device_list_streams_unique_idx.sql new file mode 100644 index 0000000000..bfa49e6f92 --- /dev/null +++ b/synapse/storage/schema/delta/52/device_list_streams_unique_idx.sql @@ -0,0 +1,36 @@ +/* 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. + * 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. + */ + +-- register a background update which will create a unique index on +-- device_lists_remote_cache +INSERT into background_updates (update_name, progress_json) + VALUES ('device_lists_remote_cache_unique_idx', '{}'); + +-- and one on device_lists_remote_extremeties +INSERT into background_updates (update_name, progress_json, depends_on) + VALUES ( + 'device_lists_remote_extremeties_unique_idx', '{}', + + -- doesn't really depend on this, but we need to make sure both happen + -- before we drop the old indexes. + 'device_lists_remote_cache_unique_idx' + ); + +-- once they complete, we can drop the old indexes. +INSERT into background_updates (update_name, progress_json, depends_on) + VALUES ( + 'drop_device_list_streams_non_unique_indexes', '{}', + 'device_lists_remote_extremeties_unique_idx' + ); diff --git a/synapse/storage/schema/delta/52/e2e_room_keys.sql b/synapse/storage/schema/delta/52/e2e_room_keys.sql new file mode 100644 index 0000000000..db687cccae --- /dev/null +++ b/synapse/storage/schema/delta/52/e2e_room_keys.sql @@ -0,0 +1,53 @@ +/* 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. + * 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. + */ + +/* Change version column to an integer so we can do MAX() sensibly + */ +CREATE TABLE e2e_room_keys_versions_new ( + user_id TEXT NOT NULL, + version BIGINT NOT NULL, + algorithm TEXT NOT NULL, + auth_data TEXT NOT NULL, + deleted SMALLINT DEFAULT 0 NOT NULL +); + +INSERT INTO e2e_room_keys_versions_new + SELECT user_id, CAST(version as BIGINT), algorithm, auth_data, deleted FROM e2e_room_keys_versions; + +DROP TABLE e2e_room_keys_versions; +ALTER TABLE e2e_room_keys_versions_new RENAME TO e2e_room_keys_versions; + +CREATE UNIQUE INDEX e2e_room_keys_versions_idx ON e2e_room_keys_versions(user_id, version); + +/* Change e2e_rooms_keys to match + */ +CREATE TABLE e2e_room_keys_new ( + user_id TEXT NOT NULL, + room_id TEXT NOT NULL, + session_id TEXT NOT NULL, + version BIGINT NOT NULL, + first_message_index INT, + forwarded_count INT, + is_verified BOOLEAN, + session_data TEXT NOT NULL +); + +INSERT INTO e2e_room_keys_new + SELECT user_id, room_id, session_id, CAST(version as BIGINT), first_message_index, forwarded_count, is_verified, session_data FROM e2e_room_keys; + +DROP TABLE e2e_room_keys; +ALTER TABLE e2e_room_keys_new RENAME TO e2e_room_keys; + +CREATE UNIQUE INDEX e2e_room_keys_idx ON e2e_room_keys(user_id, room_id, session_id); diff --git a/synapse/storage/schema/delta/53/add_user_type_to_users.sql b/synapse/storage/schema/delta/53/add_user_type_to_users.sql new file mode 100644 index 0000000000..88ec2f83e5 --- /dev/null +++ b/synapse/storage/schema/delta/53/add_user_type_to_users.sql @@ -0,0 +1,19 @@ +/* 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. + * 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. + */ + +/* The type of the user: NULL for a regular user, or one of the constants in + * synapse.api.constants.UserTypes + */ +ALTER TABLE users ADD COLUMN user_type TEXT DEFAULT NULL; diff --git a/synapse/storage/schema/delta/11/v11.sql b/synapse/storage/schema/delta/53/drop_sent_transactions.sql index e7b4f90127..e372f5a44a 100644 --- a/synapse/storage/schema/delta/11/v11.sql +++ b/synapse/storage/schema/delta/53/drop_sent_transactions.sql @@ -1,4 +1,4 @@ -/* Copyright 2015, 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. @@ -13,4 +13,4 @@ * limitations under the License. */ -CREATE INDEX IF NOT EXISTS sent_transaction_txn_id ON sent_transactions(transaction_id); \ No newline at end of file +DROP TABLE IF EXISTS sent_transactions; diff --git a/synapse/storage/schema/delta/53/event_format_version.sql b/synapse/storage/schema/delta/53/event_format_version.sql new file mode 100644 index 0000000000..1d977c2834 --- /dev/null +++ b/synapse/storage/schema/delta/53/event_format_version.sql @@ -0,0 +1,16 @@ +/* Copyright 2019 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. + * 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. + */ + +ALTER TABLE event_json ADD COLUMN format_version INTEGER; diff --git a/synapse/storage/schema/delta/53/user_ips_index.sql b/synapse/storage/schema/delta/53/user_ips_index.sql new file mode 100644 index 0000000000..b812c5794f --- /dev/null +++ b/synapse/storage/schema/delta/53/user_ips_index.sql @@ -0,0 +1,30 @@ +/* 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. + * 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. + */ + + -- analyze user_ips, to help ensure the correct indices are used +INSERT INTO background_updates (update_name, progress_json) VALUES + ('user_ips_analyze', '{}'); + +-- delete duplicates +INSERT INTO background_updates (update_name, progress_json, depends_on) VALUES + ('user_ips_remove_dupes', '{}', 'user_ips_analyze'); + +-- add a new unique index to user_ips table +INSERT INTO background_updates (update_name, progress_json, depends_on) VALUES + ('user_ips_device_unique_index', '{}', 'user_ips_remove_dupes'); + +-- drop the old original index +INSERT INTO background_updates (update_name, progress_json, depends_on) VALUES + ('user_ips_drop_nonunique_index', '{}', 'user_ips_device_unique_index'); diff --git a/synapse/storage/schema/full_schemas/11/transactions.sql b/synapse/storage/schema/full_schemas/11/transactions.sql index a3f4a0a790..f6a058832e 100644 --- a/synapse/storage/schema/full_schemas/11/transactions.sql +++ b/synapse/storage/schema/full_schemas/11/transactions.sql @@ -25,25 +25,6 @@ CREATE TABLE IF NOT EXISTS received_transactions( CREATE INDEX transactions_have_ref ON received_transactions(origin, has_been_referenced);-- WHERE has_been_referenced = 0; - --- Stores what transactions we've sent, what their response was (if we got one) and whether we have --- since referenced the transaction in another outgoing transaction -CREATE TABLE IF NOT EXISTS sent_transactions( - id INTEGER PRIMARY KEY AUTOINCREMENT, -- This is used to apply insertion ordering - transaction_id TEXT, - destination TEXT, - response_code INTEGER DEFAULT 0, - response_json TEXT, - ts BIGINT -); - -CREATE INDEX sent_transaction_dest ON sent_transactions(destination); -CREATE INDEX sent_transaction_txn_id ON sent_transactions(transaction_id); --- So that we can do an efficient look up of all transactions that have yet to be successfully --- sent. -CREATE INDEX sent_transaction_sent ON sent_transactions(response_code); - - -- For sent transactions only. CREATE TABLE IF NOT EXISTS transaction_id_to_pdu( transaction_id INTEGER, diff --git a/synapse/storage/schema/full_schemas/16/transactions.sql b/synapse/storage/schema/full_schemas/16/transactions.sql index 14b67cce25..17e67bedac 100644 --- a/synapse/storage/schema/full_schemas/16/transactions.sql +++ b/synapse/storage/schema/full_schemas/16/transactions.sql @@ -25,25 +25,6 @@ CREATE TABLE IF NOT EXISTS received_transactions( CREATE INDEX transactions_have_ref ON received_transactions(origin, has_been_referenced);-- WHERE has_been_referenced = 0; - --- Stores what transactions we've sent, what their response was (if we got one) and whether we have --- since referenced the transaction in another outgoing transaction -CREATE TABLE IF NOT EXISTS sent_transactions( - id BIGINT PRIMARY KEY, -- This is used to apply insertion ordering - transaction_id TEXT, - destination TEXT, - response_code INTEGER DEFAULT 0, - response_json TEXT, - ts BIGINT -); - -CREATE INDEX sent_transaction_dest ON sent_transactions(destination); -CREATE INDEX sent_transaction_txn_id ON sent_transactions(transaction_id); --- So that we can do an efficient look up of all transactions that have yet to be successfully --- sent. -CREATE INDEX sent_transaction_sent ON sent_transactions(response_code); - - -- For sent transactions only. CREATE TABLE IF NOT EXISTS transaction_id_to_pdu( transaction_id INTEGER, diff --git a/synapse/storage/search.py b/synapse/storage/search.py index d5b5df93e6..c6420b2374 100644 --- a/synapse/storage/search.py +++ b/synapse/storage/search.py @@ -45,6 +45,10 @@ class SearchStore(BackgroundUpdateStore): def __init__(self, db_conn, hs): super(SearchStore, self).__init__(db_conn, hs) + + if not hs.config.enable_search: + return + self.register_background_update_handler( self.EVENT_SEARCH_UPDATE_NAME, self._background_reindex_search ) @@ -316,6 +320,8 @@ class SearchStore(BackgroundUpdateStore): entries (iterable[SearchEntry]): entries to be added to the table """ + if not self.hs.config.enable_search: + return if isinstance(self.database_engine, PostgresEngine): sql = ( "INSERT INTO event_search" diff --git a/synapse/storage/state.py b/synapse/storage/state.py index ef65929bb2..6ddc4055d2 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -428,14 +428,54 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore): """ # for now we do this by looking at the create event. We may want to cache this # more intelligently in future. + + # Retrieve the room's create event + create_event = yield self.get_create_event_for_room(room_id) + defer.returnValue(create_event.content.get("room_version", "1")) + + @defer.inlineCallbacks + def get_room_predecessor(self, room_id): + """Get the predecessor room of an upgraded room if one exists. + Otherwise return None. + + Args: + room_id (str) + + Returns: + Deferred[unicode|None]: predecessor room id + + Raises: + NotFoundError if the room is unknown + """ + # Retrieve the room's create event + create_event = yield self.get_create_event_for_room(room_id) + + # Return predecessor if present + defer.returnValue(create_event.content.get("predecessor", None)) + + @defer.inlineCallbacks + def get_create_event_for_room(self, room_id): + """Get the create state event for a room. + + Args: + room_id (str) + + Returns: + Deferred[EventBase]: The room creation event. + + Raises: + NotFoundError if the room is unknown + """ state_ids = yield self.get_current_state_ids(room_id) create_id = state_ids.get((EventTypes.Create, "")) + # If we can't find the create event, assume we've hit a dead end if not create_id: - raise NotFoundError("Unknown room") + raise NotFoundError("Unknown room %s" % (room_id)) + # Retrieve the room's create event and return create_event = yield self.get_event(create_id) - defer.returnValue(create_event.content.get("room_version", "1")) + defer.returnValue(create_event) @cached(max_entries=100000, iterable=True) def get_current_state_ids(self, room_id): @@ -508,6 +548,31 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore): _get_filtered_current_state_ids_txn, ) + @defer.inlineCallbacks + def get_canonical_alias_for_room(self, room_id): + """Get canonical alias for room, if any + + Args: + room_id (str) + + Returns: + Deferred[str|None]: The canonical alias, if any + """ + + state = yield self.get_filtered_current_state_ids(room_id, StateFilter.from_types( + [(EventTypes.CanonicalAlias, "")] + )) + + event_id = state.get((EventTypes.CanonicalAlias, "")) + if not event_id: + return + + event = yield self.get_event(event_id, allow_none=True) + if not event: + return + + defer.returnValue(event.content.get("canonical_alias")) + @cached(max_entries=10000, iterable=True) def get_state_group_delta(self, state_group): """Given a state group try to return a previous group and a delta between @@ -1257,6 +1322,7 @@ class StateStore(StateGroupWorkerStore, BackgroundUpdateStore): STATE_GROUP_DEDUPLICATION_UPDATE_NAME = "state_group_state_deduplication" STATE_GROUP_INDEX_UPDATE_NAME = "state_group_state_type_index" CURRENT_STATE_INDEX_UPDATE_NAME = "current_state_members_idx" + EVENT_STATE_GROUP_INDEX_UPDATE_NAME = "event_to_state_groups_sg_index" def __init__(self, db_conn, hs): super(StateStore, self).__init__(db_conn, hs) @@ -1275,6 +1341,12 @@ class StateStore(StateGroupWorkerStore, BackgroundUpdateStore): columns=["state_key"], where_clause="type='m.room.member'", ) + self.register_background_index_update( + self.EVENT_STATE_GROUP_INDEX_UPDATE_NAME, + index_name="event_to_state_groups_sg_index", + table="event_to_state_groups", + columns=["state_group"], + ) def _store_event_state_mappings_txn(self, txn, events_and_contexts): state_groups = {} diff --git a/synapse/storage/user_directory.py b/synapse/storage/user_directory.py index a8781b0e5d..fea866c043 100644 --- a/synapse/storage/user_directory.py +++ b/synapse/storage/user_directory.py @@ -22,6 +22,7 @@ from twisted.internet import defer from synapse.api.constants import EventTypes, JoinRules from synapse.storage.engines import PostgresEngine, Sqlite3Engine +from synapse.storage.state import StateFilter from synapse.types import get_domain_from_id, get_localpart_from_id from synapse.util.caches.descriptors import cached, cachedInlineCallbacks @@ -31,12 +32,19 @@ logger = logging.getLogger(__name__) class UserDirectoryStore(SQLBaseStore): - @cachedInlineCallbacks(cache_context=True) - def is_room_world_readable_or_publicly_joinable(self, room_id, cache_context): + @defer.inlineCallbacks + def is_room_world_readable_or_publicly_joinable(self, room_id): """Check if the room is either world_readable or publically joinable """ - current_state_ids = yield self.get_current_state_ids( - room_id, on_invalidate=cache_context.invalidate + + # Create a state filter that only queries join and history state event + types_to_filter = ( + (EventTypes.JoinRules, ""), + (EventTypes.RoomHistoryVisibility, ""), + ) + + current_state_ids = yield self.get_filtered_current_state_ids( + room_id, StateFilter.from_types(types_to_filter) ) join_rules_id = current_state_ids.get((EventTypes.JoinRules, "")) @@ -66,14 +74,8 @@ class UserDirectoryStore(SQLBaseStore): """ yield self._simple_insert_many( table="users_in_public_rooms", - values=[ - { - "user_id": user_id, - "room_id": room_id, - } - for user_id in user_ids - ], - desc="add_users_to_public_room" + values=[{"user_id": user_id, "room_id": room_id} for user_id in user_ids], + desc="add_users_to_public_room", ) for user_id in user_ids: self.get_user_in_public_room.invalidate((user_id,)) @@ -99,7 +101,9 @@ class UserDirectoryStore(SQLBaseStore): """ args = ( ( - user_id, get_localpart_from_id(user_id), get_domain_from_id(user_id), + user_id, + get_localpart_from_id(user_id), + get_domain_from_id(user_id), profile.display_name, ) for user_id, profile in iteritems(users_with_profile) @@ -112,7 +116,7 @@ class UserDirectoryStore(SQLBaseStore): args = ( ( user_id, - "%s %s" % (user_id, p.display_name,) if p.display_name else user_id + "%s %s" % (user_id, p.display_name) if p.display_name else user_id, ) for user_id, p in iteritems(users_with_profile) ) @@ -133,12 +137,10 @@ class UserDirectoryStore(SQLBaseStore): "avatar_url": profile.avatar_url, } for user_id, profile in iteritems(users_with_profile) - ] + ], ) for user_id in users_with_profile: - txn.call_after( - self.get_user_in_directory.invalidate, (user_id,) - ) + txn.call_after(self.get_user_in_directory.invalidate, (user_id,)) return self.runInteraction( "add_profiles_to_user_dir", _add_profiles_to_user_dir_txn @@ -168,39 +170,69 @@ class UserDirectoryStore(SQLBaseStore): if isinstance(self.database_engine, PostgresEngine): # We weight the localpart most highly, then display name and finally # server name - if new_entry: + if self.database_engine.can_native_upsert: sql = """ INSERT INTO user_directory_search(user_id, vector) VALUES (?, setweight(to_tsvector('english', ?), 'A') || setweight(to_tsvector('english', ?), 'D') || setweight(to_tsvector('english', COALESCE(?, '')), 'B') - ) + ) ON CONFLICT (user_id) DO UPDATE SET vector=EXCLUDED.vector """ txn.execute( sql, ( - user_id, get_localpart_from_id(user_id), - get_domain_from_id(user_id), display_name, - ) + user_id, + get_localpart_from_id(user_id), + get_domain_from_id(user_id), + display_name, + ), ) else: - sql = """ - UPDATE user_directory_search - SET vector = setweight(to_tsvector('english', ?), 'A') - || setweight(to_tsvector('english', ?), 'D') - || setweight(to_tsvector('english', COALESCE(?, '')), 'B') - WHERE user_id = ? - """ - txn.execute( - sql, - ( - get_localpart_from_id(user_id), get_domain_from_id(user_id), - display_name, user_id, + # TODO: Remove this code after we've bumped the minimum version + # of postgres to always support upserts, so we can get rid of + # `new_entry` usage + if new_entry is True: + sql = """ + INSERT INTO user_directory_search(user_id, vector) + VALUES (?, + setweight(to_tsvector('english', ?), 'A') + || setweight(to_tsvector('english', ?), 'D') + || setweight(to_tsvector('english', COALESCE(?, '')), 'B') + ) + """ + txn.execute( + sql, + ( + user_id, + get_localpart_from_id(user_id), + get_domain_from_id(user_id), + display_name, + ), + ) + elif new_entry is False: + sql = """ + UPDATE user_directory_search + SET vector = setweight(to_tsvector('english', ?), 'A') + || setweight(to_tsvector('english', ?), 'D') + || setweight(to_tsvector('english', COALESCE(?, '')), 'B') + WHERE user_id = ? + """ + txn.execute( + sql, + ( + get_localpart_from_id(user_id), + get_domain_from_id(user_id), + display_name, + user_id, + ), + ) + else: + raise RuntimeError( + "upsert returned None when 'can_native_upsert' is False" ) - ) elif isinstance(self.database_engine, Sqlite3Engine): - value = "%s %s" % (user_id, display_name,) if display_name else user_id + value = "%s %s" % (user_id, display_name) if display_name else user_id self._simple_upsert_txn( txn, table="user_directory_search", @@ -231,29 +263,18 @@ class UserDirectoryStore(SQLBaseStore): def remove_from_user_dir(self, user_id): def _remove_from_user_dir_txn(txn): self._simple_delete_txn( - txn, - table="user_directory", - keyvalues={"user_id": user_id}, + txn, table="user_directory", keyvalues={"user_id": user_id} ) self._simple_delete_txn( - txn, - table="user_directory_search", - keyvalues={"user_id": user_id}, + txn, table="user_directory_search", keyvalues={"user_id": user_id} ) self._simple_delete_txn( - txn, - table="users_in_public_rooms", - keyvalues={"user_id": user_id}, - ) - txn.call_after( - self.get_user_in_directory.invalidate, (user_id,) + txn, table="users_in_public_rooms", keyvalues={"user_id": user_id} ) - txn.call_after( - self.get_user_in_public_room.invalidate, (user_id,) - ) - return self.runInteraction( - "remove_from_user_dir", _remove_from_user_dir_txn, - ) + txn.call_after(self.get_user_in_directory.invalidate, (user_id,)) + txn.call_after(self.get_user_in_public_room.invalidate, (user_id,)) + + return self.runInteraction("remove_from_user_dir", _remove_from_user_dir_txn) @defer.inlineCallbacks def remove_from_user_in_public_room(self, user_id): @@ -338,6 +359,7 @@ class UserDirectoryStore(SQLBaseStore): share_private (bool): Is the room private user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. """ + def _add_users_who_share_room_txn(txn): self._simple_insert_many_txn( txn, @@ -354,13 +376,12 @@ class UserDirectoryStore(SQLBaseStore): ) for user_id, other_user_id in user_id_tuples: txn.call_after( - self.get_users_who_share_room_from_dir.invalidate, - (user_id,), + self.get_users_who_share_room_from_dir.invalidate, (user_id,) ) txn.call_after( - self.get_if_users_share_a_room.invalidate, - (user_id, other_user_id), + self.get_if_users_share_a_room.invalidate, (user_id, other_user_id) ) + return self.runInteraction( "add_users_who_share_room", _add_users_who_share_room_txn ) @@ -374,6 +395,7 @@ class UserDirectoryStore(SQLBaseStore): share_private (bool): Is the room private user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. """ + def _update_users_who_share_room_txn(txn): sql = """ UPDATE users_who_share_rooms @@ -381,21 +403,16 @@ class UserDirectoryStore(SQLBaseStore): WHERE user_id = ? AND other_user_id = ? """ txn.executemany( - sql, - ( - (room_id, share_private, uid, oid) - for uid, oid in user_id_sets - ) + sql, ((room_id, share_private, uid, oid) for uid, oid in user_id_sets) ) for user_id, other_user_id in user_id_sets: txn.call_after( - self.get_users_who_share_room_from_dir.invalidate, - (user_id,), + self.get_users_who_share_room_from_dir.invalidate, (user_id,) ) txn.call_after( - self.get_if_users_share_a_room.invalidate, - (user_id, other_user_id), + self.get_if_users_share_a_room.invalidate, (user_id, other_user_id) ) + return self.runInteraction( "update_users_who_share_room", _update_users_who_share_room_txn ) @@ -409,22 +426,18 @@ class UserDirectoryStore(SQLBaseStore): share_private (bool): Is the room private user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. """ + def _remove_user_who_share_room_txn(txn): self._simple_delete_txn( txn, table="users_who_share_rooms", - keyvalues={ - "user_id": user_id, - "other_user_id": other_user_id, - }, + keyvalues={"user_id": user_id, "other_user_id": other_user_id}, ) txn.call_after( - self.get_users_who_share_room_from_dir.invalidate, - (user_id,), + self.get_users_who_share_room_from_dir.invalidate, (user_id,) ) txn.call_after( - self.get_if_users_share_a_room.invalidate, - (user_id, other_user_id), + self.get_if_users_share_a_room.invalidate, (user_id, other_user_id) ) return self.runInteraction( @@ -445,10 +458,7 @@ class UserDirectoryStore(SQLBaseStore): """ return self._simple_select_one_onecol( table="users_who_share_rooms", - keyvalues={ - "user_id": user_id, - "other_user_id": other_user_id, - }, + keyvalues={"user_id": user_id, "other_user_id": other_user_id}, retcol="share_private", allow_none=True, desc="get_if_users_share_a_room", @@ -466,17 +476,12 @@ class UserDirectoryStore(SQLBaseStore): """ rows = yield self._simple_select_list( table="users_who_share_rooms", - keyvalues={ - "user_id": user_id, - }, - retcols=("other_user_id", "share_private",), + keyvalues={"user_id": user_id}, + retcols=("other_user_id", "share_private"), desc="get_users_who_share_room_with_user", ) - defer.returnValue({ - row["other_user_id"]: row["share_private"] - for row in rows - }) + defer.returnValue({row["other_user_id"]: row["share_private"] for row in rows}) def get_users_in_share_dir_with_room_id(self, user_id, room_id): """Get all user tuples that are in the users_who_share_rooms due to the @@ -523,6 +528,7 @@ class UserDirectoryStore(SQLBaseStore): def delete_all_from_user_dir(self): """Delete the entire user directory """ + def _delete_all_from_user_dir_txn(txn): txn.execute("DELETE FROM user_directory") txn.execute("DELETE FROM user_directory_search") @@ -532,6 +538,7 @@ class UserDirectoryStore(SQLBaseStore): txn.call_after(self.get_user_in_public_room.invalidate_all) txn.call_after(self.get_users_who_share_room_from_dir.invalidate_all) txn.call_after(self.get_if_users_share_a_room.invalidate_all) + return self.runInteraction( "delete_all_from_user_dir", _delete_all_from_user_dir_txn ) @@ -541,7 +548,7 @@ class UserDirectoryStore(SQLBaseStore): return self._simple_select_one( table="user_directory", keyvalues={"user_id": user_id}, - retcols=("room_id", "display_name", "avatar_url",), + retcols=("room_id", "display_name", "avatar_url"), allow_none=True, desc="get_user_in_directory", ) @@ -574,7 +581,9 @@ class UserDirectoryStore(SQLBaseStore): def get_current_state_deltas(self, prev_stream_id): prev_stream_id = int(prev_stream_id) - if not self._curr_state_delta_stream_cache.has_any_entity_changed(prev_stream_id): + if not self._curr_state_delta_stream_cache.has_any_entity_changed( + prev_stream_id + ): return [] def get_current_state_deltas_txn(txn): @@ -608,7 +617,7 @@ class UserDirectoryStore(SQLBaseStore): WHERE ? < stream_id AND stream_id <= ? ORDER BY stream_id ASC """ - txn.execute(sql, (prev_stream_id, max_stream_id,)) + txn.execute(sql, (prev_stream_id, max_stream_id)) return self.cursor_to_dict(txn) return self.runInteraction( @@ -698,8 +707,11 @@ class UserDirectoryStore(SQLBaseStore): display_name IS NULL, avatar_url IS NULL LIMIT ? - """ % (join_clause, where_clause) - args = join_args + (full_query, exact_query, prefix_query, limit + 1,) + """ % ( + join_clause, + where_clause, + ) + args = join_args + (full_query, exact_query, prefix_query, limit + 1) elif isinstance(self.database_engine, Sqlite3Engine): search_query = _parse_query_sqlite(search_term) @@ -716,7 +728,10 @@ class UserDirectoryStore(SQLBaseStore): display_name IS NULL, avatar_url IS NULL LIMIT ? - """ % (join_clause, where_clause) + """ % ( + join_clause, + where_clause, + ) args = join_args + (search_query, limit + 1) else: # This should be unreachable. @@ -728,10 +743,7 @@ class UserDirectoryStore(SQLBaseStore): limited = len(results) > limit - defer.returnValue({ - "limited": limited, - "results": results, - }) + defer.returnValue({"limited": limited, "results": results}) def _parse_query_sqlite(search_term): @@ -746,7 +758,7 @@ def _parse_query_sqlite(search_term): # Pull out the individual words, discarding any non-word characters. results = re.findall(r"([\w\-]+)", search_term, re.UNICODE) - return " & ".join("(%s* OR %s)" % (result, result,) for result in results) + return " & ".join("(%s* OR %s)" % (result, result) for result in results) def _parse_query_postgres(search_term): @@ -759,7 +771,7 @@ def _parse_query_postgres(search_term): # Pull out the individual words, discarding any non-word characters. results = re.findall(r"([\w\-]+)", search_term, re.UNICODE) - both = " & ".join("(%s:* | %s)" % (result, result,) for result in results) + both = " & ".join("(%s:* | %s)" % (result, result) for result in results) exact = " & ".join("%s" % (result,) for result in results) prefix = " & ".join("%s:*" % (result,) for result in results) |