From ea20937084903864865f76e22f67d27729f2d6dc Mon Sep 17 00:00:00 2001 From: Dirk Klimpel <5740567+dklimpel@users.noreply.github.com> Date: Fri, 19 Nov 2021 20:39:46 +0100 Subject: Add an admin API to run background jobs. (#11352) Instead of having admins poke into the database directly. Can currently run jobs to populate stats and to populate the user directory. --- changelog.d/11352.feature | 1 + docs/sample_config.yaml | 4 +- .../administration/admin_api/background_updates.md | 27 +++- docs/user_directory.md | 6 +- synapse/config/user_directory.py | 4 +- synapse/rest/admin/__init__.py | 2 + synapse/rest/admin/background_updates.py | 123 ++++++++++++---- synapse/storage/background_updates.py | 2 + tests/rest/admin/test_background_updates.py | 154 +++++++++++++++++++-- 9 files changed, 280 insertions(+), 43 deletions(-) create mode 100644 changelog.d/11352.feature diff --git a/changelog.d/11352.feature b/changelog.d/11352.feature new file mode 100644 index 0000000000..a4d01b3549 --- /dev/null +++ b/changelog.d/11352.feature @@ -0,0 +1 @@ +Add admin API to run background jobs. \ No newline at end of file diff --git a/docs/sample_config.yaml b/docs/sample_config.yaml index 3c931468aa..aee300013f 100644 --- a/docs/sample_config.yaml +++ b/docs/sample_config.yaml @@ -2360,8 +2360,8 @@ user_directory: # indexes were (re)built was before Synapse 1.44, you'll have to # rebuild the indexes in order to search through all known users. # These indexes are built the first time Synapse starts; admins can - # manually trigger a rebuild following the instructions at - # https://matrix-org.github.io/synapse/latest/user_directory.html + # manually trigger a rebuild via API following the instructions at + # https://matrix-org.github.io/synapse/latest/usage/administration/admin_api/background_updates.html#run # # Uncomment to return search results containing all known users, even if that # user does not share a room with the requester. diff --git a/docs/usage/administration/admin_api/background_updates.md b/docs/usage/administration/admin_api/background_updates.md index b36d7fe398..9f6ac7d567 100644 --- a/docs/usage/administration/admin_api/background_updates.md +++ b/docs/usage/administration/admin_api/background_updates.md @@ -42,7 +42,6 @@ For each update: `average_items_per_ms` how many items are processed per millisecond based on an exponential average. - ## Enabled This API allow pausing background updates. @@ -82,3 +81,29 @@ The API returns the `enabled` param. ``` There is also a `GET` version which returns the `enabled` state. + + +## Run + +This API schedules a specific background update to run. The job starts immediately after calling the API. + + +The API is: + +``` +POST /_synapse/admin/v1/background_updates/start_job +``` + +with the following body: + +```json +{ + "job_name": "populate_stats_process_rooms" +} +``` + +The following JSON body parameters are available: + +- `job_name` - A string which job to run. Valid values are: + - `populate_stats_process_rooms` - Recalculate the stats for all rooms. + - `regenerate_directory` - Recalculate the [user directory](../../../user_directory.md) if it is stale or out of sync. diff --git a/docs/user_directory.md b/docs/user_directory.md index 07fe954891..c4794b04cf 100644 --- a/docs/user_directory.md +++ b/docs/user_directory.md @@ -6,9 +6,9 @@ on this particular server - i.e. ones which your account shares a room with, or who are present in a publicly viewable room present on the server. The directory info is stored in various tables, which can (typically after -DB corruption) get stale or out of sync. If this happens, for now the -solution to fix it is to execute the SQL [here](https://github.com/matrix-org/synapse/blob/master/synapse/storage/schema/main/delta/53/user_dir_populate.sql) -and then restart synapse. This should then start a background task to +DB corruption) get stale or out of sync. If this happens, for now the +solution to fix it is to use the [admin API](usage/administration/admin_api/background_updates.md#run) +and execute the job `regenerate_directory`. This should then start a background task to flush the current tables and regenerate the directory. Data model diff --git a/synapse/config/user_directory.py b/synapse/config/user_directory.py index 2552f688d0..6d6678c7e4 100644 --- a/synapse/config/user_directory.py +++ b/synapse/config/user_directory.py @@ -53,8 +53,8 @@ class UserDirectoryConfig(Config): # indexes were (re)built was before Synapse 1.44, you'll have to # rebuild the indexes in order to search through all known users. # These indexes are built the first time Synapse starts; admins can - # manually trigger a rebuild following the instructions at - # https://matrix-org.github.io/synapse/latest/user_directory.html + # manually trigger a rebuild via API following the instructions at + # https://matrix-org.github.io/synapse/latest/usage/administration/admin_api/background_updates.html#run # # Uncomment to return search results containing all known users, even if that # user does not share a room with the requester. diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py index 65b76fa10c..ee4a5e481b 100644 --- a/synapse/rest/admin/__init__.py +++ b/synapse/rest/admin/__init__.py @@ -28,6 +28,7 @@ from synapse.rest.admin._base import admin_patterns, assert_requester_is_admin from synapse.rest.admin.background_updates import ( BackgroundUpdateEnabledRestServlet, BackgroundUpdateRestServlet, + BackgroundUpdateStartJobRestServlet, ) from synapse.rest.admin.devices import ( DeleteDevicesRestServlet, @@ -261,6 +262,7 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: SendServerNoticeServlet(hs).register(http_server) BackgroundUpdateEnabledRestServlet(hs).register(http_server) BackgroundUpdateRestServlet(hs).register(http_server) + BackgroundUpdateStartJobRestServlet(hs).register(http_server) def register_servlets_for_client_rest_resource( diff --git a/synapse/rest/admin/background_updates.py b/synapse/rest/admin/background_updates.py index 0d0183bf20..479672d4d5 100644 --- a/synapse/rest/admin/background_updates.py +++ b/synapse/rest/admin/background_updates.py @@ -12,10 +12,15 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging +from http import HTTPStatus from typing import TYPE_CHECKING, Tuple from synapse.api.errors import SynapseError -from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.http.servlet import ( + RestServlet, + assert_params_in_dict, + parse_json_object_from_request, +) from synapse.http.site import SynapseRequest from synapse.rest.admin._base import admin_patterns, assert_user_is_admin from synapse.types import JsonDict @@ -29,37 +34,36 @@ logger = logging.getLogger(__name__) class BackgroundUpdateEnabledRestServlet(RestServlet): """Allows temporarily disabling background updates""" - PATTERNS = admin_patterns("/background_updates/enabled") + PATTERNS = admin_patterns("/background_updates/enabled$") def __init__(self, hs: "HomeServer"): - self.group_server = hs.get_groups_server_handler() - self.is_mine_id = hs.is_mine_id - self.auth = hs.get_auth() - - self.data_stores = hs.get_datastores() + self._auth = hs.get_auth() + self._data_stores = hs.get_datastores() async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: - requester = await self.auth.get_user_by_req(request) - await assert_user_is_admin(self.auth, requester.user) + requester = await self._auth.get_user_by_req(request) + await assert_user_is_admin(self._auth, requester.user) # We need to check that all configured databases have updates enabled. # (They *should* all be in sync.) - enabled = all(db.updates.enabled for db in self.data_stores.databases) + enabled = all(db.updates.enabled for db in self._data_stores.databases) - return 200, {"enabled": enabled} + return HTTPStatus.OK, {"enabled": enabled} async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: - requester = await self.auth.get_user_by_req(request) - await assert_user_is_admin(self.auth, requester.user) + requester = await self._auth.get_user_by_req(request) + await assert_user_is_admin(self._auth, requester.user) body = parse_json_object_from_request(request) enabled = body.get("enabled", True) if not isinstance(enabled, bool): - raise SynapseError(400, "'enabled' parameter must be a boolean") + raise SynapseError( + HTTPStatus.BAD_REQUEST, "'enabled' parameter must be a boolean" + ) - for db in self.data_stores.databases: + for db in self._data_stores.databases: db.updates.enabled = enabled # If we're re-enabling them ensure that we start the background @@ -67,32 +71,29 @@ class BackgroundUpdateEnabledRestServlet(RestServlet): if enabled: db.updates.start_doing_background_updates() - return 200, {"enabled": enabled} + return HTTPStatus.OK, {"enabled": enabled} class BackgroundUpdateRestServlet(RestServlet): """Fetch information about background updates""" - PATTERNS = admin_patterns("/background_updates/status") + PATTERNS = admin_patterns("/background_updates/status$") def __init__(self, hs: "HomeServer"): - self.group_server = hs.get_groups_server_handler() - self.is_mine_id = hs.is_mine_id - self.auth = hs.get_auth() - - self.data_stores = hs.get_datastores() + self._auth = hs.get_auth() + self._data_stores = hs.get_datastores() async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: - requester = await self.auth.get_user_by_req(request) - await assert_user_is_admin(self.auth, requester.user) + requester = await self._auth.get_user_by_req(request) + await assert_user_is_admin(self._auth, requester.user) # We need to check that all configured databases have updates enabled. # (They *should* all be in sync.) - enabled = all(db.updates.enabled for db in self.data_stores.databases) + enabled = all(db.updates.enabled for db in self._data_stores.databases) current_updates = {} - for db in self.data_stores.databases: + for db in self._data_stores.databases: update = db.updates.get_current_update() if not update: continue @@ -104,4 +105,72 @@ class BackgroundUpdateRestServlet(RestServlet): "average_items_per_ms": update.average_items_per_ms(), } - return 200, {"enabled": enabled, "current_updates": current_updates} + return HTTPStatus.OK, {"enabled": enabled, "current_updates": current_updates} + + +class BackgroundUpdateStartJobRestServlet(RestServlet): + """Allows to start specific background updates""" + + PATTERNS = admin_patterns("/background_updates/start_job") + + def __init__(self, hs: "HomeServer"): + self._auth = hs.get_auth() + self._store = hs.get_datastore() + + async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: + requester = await self._auth.get_user_by_req(request) + await assert_user_is_admin(self._auth, requester.user) + + body = parse_json_object_from_request(request) + assert_params_in_dict(body, ["job_name"]) + + job_name = body["job_name"] + + if job_name == "populate_stats_process_rooms": + jobs = [ + { + "update_name": "populate_stats_process_rooms", + "progress_json": "{}", + }, + ] + elif job_name == "regenerate_directory": + jobs = [ + { + "update_name": "populate_user_directory_createtables", + "progress_json": "{}", + "depends_on": "", + }, + { + "update_name": "populate_user_directory_process_rooms", + "progress_json": "{}", + "depends_on": "populate_user_directory_createtables", + }, + { + "update_name": "populate_user_directory_process_users", + "progress_json": "{}", + "depends_on": "populate_user_directory_process_rooms", + }, + { + "update_name": "populate_user_directory_cleanup", + "progress_json": "{}", + "depends_on": "populate_user_directory_process_users", + }, + ] + else: + raise SynapseError(HTTPStatus.BAD_REQUEST, "Invalid job_name") + + try: + await self._store.db_pool.simple_insert_many( + table="background_updates", + values=jobs, + desc=f"admin_api_run_{job_name}", + ) + except self._store.db_pool.engine.module.IntegrityError: + raise SynapseError( + HTTPStatus.BAD_REQUEST, + "Job %s is already in queue of background updates." % (job_name,), + ) + + self._store.db_pool.updates.start_doing_background_updates() + + return HTTPStatus.OK, {} diff --git a/synapse/storage/background_updates.py b/synapse/storage/background_updates.py index b9a8ca997e..b104f9032c 100644 --- a/synapse/storage/background_updates.py +++ b/synapse/storage/background_updates.py @@ -122,6 +122,8 @@ class BackgroundUpdater: def start_doing_background_updates(self) -> None: if self.enabled: + # if we start a new background update, not all updates are done. + self._all_done = False run_as_background_process("background_updates", self.run_background_updates) async def run_background_updates(self, sleep: bool = True) -> None: diff --git a/tests/rest/admin/test_background_updates.py b/tests/rest/admin/test_background_updates.py index 78c48db552..1786316763 100644 --- a/tests/rest/admin/test_background_updates.py +++ b/tests/rest/admin/test_background_updates.py @@ -11,8 +11,13 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. +from http import HTTPStatus +from typing import Collection + +from parameterized import parameterized import synapse.rest.admin +from synapse.api.errors import Codes from synapse.rest.client import login from synapse.server import HomeServer @@ -30,6 +35,60 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): self.admin_user = self.register_user("admin", "pass", admin=True) self.admin_user_tok = self.login("admin", "pass") + @parameterized.expand( + [ + ("GET", "/_synapse/admin/v1/background_updates/enabled"), + ("POST", "/_synapse/admin/v1/background_updates/enabled"), + ("GET", "/_synapse/admin/v1/background_updates/status"), + ("POST", "/_synapse/admin/v1/background_updates/start_job"), + ] + ) + def test_requester_is_no_admin(self, method: str, url: str): + """ + If the user is not a server admin, an error 403 is returned. + """ + + self.register_user("user", "pass", admin=False) + other_user_tok = self.login("user", "pass") + + channel = self.make_request( + method, + url, + content={}, + access_token=other_user_tok, + ) + + self.assertEqual(HTTPStatus.FORBIDDEN, channel.code, msg=channel.json_body) + self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"]) + + def test_invalid_parameter(self): + """ + If parameters are invalid, an error is returned. + """ + url = "/_synapse/admin/v1/background_updates/start_job" + + # empty content + channel = self.make_request( + "POST", + url, + content={}, + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, msg=channel.json_body) + self.assertEqual(Codes.MISSING_PARAM, channel.json_body["errcode"]) + + # job_name invalid + channel = self.make_request( + "POST", + url, + content={"job_name": "unknown"}, + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, msg=channel.json_body) + self.assertEqual(Codes.UNKNOWN, channel.json_body["errcode"]) + def _register_bg_update(self): "Adds a bg update but doesn't start it" @@ -60,7 +119,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/status", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) # Background updates should be enabled, but none should be running. self.assertDictEqual( @@ -82,7 +141,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/status", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) # Background updates should be enabled, and one should be running. self.assertDictEqual( @@ -114,7 +173,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/enabled", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) self.assertDictEqual(channel.json_body, {"enabled": True}) # Disable the BG updates @@ -124,7 +183,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): content={"enabled": False}, access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) self.assertDictEqual(channel.json_body, {"enabled": False}) # Advance a bit and get the current status, note this will finish the in @@ -137,7 +196,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/status", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) self.assertDictEqual( channel.json_body, { @@ -162,7 +221,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/status", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) # There should be no change from the previous /status response. self.assertDictEqual( @@ -188,7 +247,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): content={"enabled": True}, access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) self.assertDictEqual(channel.json_body, {"enabled": True}) @@ -199,7 +258,7 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "/_synapse/admin/v1/background_updates/status", access_token=self.admin_user_tok, ) - self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) # Background updates should be enabled and making progress. self.assertDictEqual( @@ -216,3 +275,82 @@ class BackgroundUpdatesTestCase(unittest.HomeserverTestCase): "enabled": True, }, ) + + @parameterized.expand( + [ + ("populate_stats_process_rooms", ["populate_stats_process_rooms"]), + ( + "regenerate_directory", + [ + "populate_user_directory_createtables", + "populate_user_directory_process_rooms", + "populate_user_directory_process_users", + "populate_user_directory_cleanup", + ], + ), + ] + ) + def test_start_backround_job(self, job_name: str, updates: Collection[str]): + """ + Test that background updates add to database and be processed. + + Args: + job_name: name of the job to call with API + updates: collection of background updates to be started + """ + + # no background update is waiting + self.assertTrue( + self.get_success( + self.store.db_pool.updates.has_completed_background_updates() + ) + ) + + channel = self.make_request( + "POST", + "/_synapse/admin/v1/background_updates/start_job", + content={"job_name": job_name}, + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + + # test that each background update is waiting now + for update in updates: + self.assertFalse( + self.get_success( + self.store.db_pool.updates.has_completed_background_update(update) + ) + ) + + self.wait_for_background_updates() + + # background updates are done + self.assertTrue( + self.get_success( + self.store.db_pool.updates.has_completed_background_updates() + ) + ) + + def test_start_backround_job_twice(self): + """Test that add a background update twice return an error.""" + + # add job to database + self.get_success( + self.store.db_pool.simple_insert( + table="background_updates", + values={ + "update_name": "populate_stats_process_rooms", + "progress_json": "{}", + }, + ) + ) + + channel = self.make_request( + "POST", + "/_synapse/admin/v1/background_updates/start_job", + content={"job_name": "populate_stats_process_rooms"}, + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, msg=channel.json_body) -- cgit 1.4.1