From 6ad1f9eac2c5ffc496597acbc5728482441c64c7 Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Tue, 17 Oct 2023 08:47:42 -0400 Subject: [PATCH] Convert DeviceLastConnectionInfo to attrs. (#16507) To improve type safety & memory usage. --- changelog.d/16507.misc | 1 + synapse/handlers/device.py | 23 +--- synapse/storage/databases/main/client_ips.py | 46 ++++--- tests/storage/test_client_ips.py | 137 ++++++++++--------- 4 files changed, 104 insertions(+), 103 deletions(-) create mode 100644 changelog.d/16507.misc diff --git a/changelog.d/16507.misc b/changelog.d/16507.misc new file mode 100644 index 000000000..93ceaeafc --- /dev/null +++ b/changelog.d/16507.misc @@ -0,0 +1 @@ +Improve type hints. diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py index 50df4f2b0..544bc7c13 100644 --- a/synapse/handlers/device.py +++ b/synapse/handlers/device.py @@ -14,17 +14,7 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging -from typing import ( - TYPE_CHECKING, - Any, - Dict, - Iterable, - List, - Mapping, - Optional, - Set, - Tuple, -) +from typing import TYPE_CHECKING, Dict, Iterable, List, Mapping, Optional, Set, Tuple from synapse.api import errors from synapse.api.constants import EduTypes, EventTypes @@ -41,6 +31,7 @@ from synapse.metrics.background_process_metrics import ( run_as_background_process, wrap_as_background_process, ) +from synapse.storage.databases.main.client_ips import DeviceLastConnectionInfo from synapse.types import ( JsonDict, JsonMapping, @@ -1008,14 +999,14 @@ class DeviceHandler(DeviceWorkerHandler): def _update_device_from_client_ips( - device: JsonDict, client_ips: Mapping[Tuple[str, str], Mapping[str, Any]] + device: JsonDict, client_ips: Mapping[Tuple[str, str], DeviceLastConnectionInfo] ) -> None: - ip = client_ips.get((device["user_id"], device["device_id"]), {}) + ip = client_ips.get((device["user_id"], device["device_id"])) device.update( { - "last_seen_user_agent": ip.get("user_agent"), - "last_seen_ts": ip.get("last_seen"), - "last_seen_ip": ip.get("ip"), + "last_seen_user_agent": ip.user_agent if ip else None, + "last_seen_ts": ip.last_seen if ip else None, + "last_seen_ip": ip.ip if ip else None, } ) diff --git a/synapse/storage/databases/main/client_ips.py b/synapse/storage/databases/main/client_ips.py index 7da47c3dd..8be151185 100644 --- a/synapse/storage/databases/main/client_ips.py +++ b/synapse/storage/databases/main/client_ips.py @@ -15,6 +15,7 @@ import logging from typing import TYPE_CHECKING, Dict, List, Mapping, Optional, Tuple, Union, cast +import attr from typing_extensions import TypedDict from synapse.metrics.background_process_metrics import wrap_as_background_process @@ -42,7 +43,8 @@ logger = logging.getLogger(__name__) LAST_SEEN_GRANULARITY = 120 * 1000 -class DeviceLastConnectionInfo(TypedDict): +@attr.s(slots=True, frozen=True, auto_attribs=True) +class DeviceLastConnectionInfo: """Metadata for the last connection seen for a user and device combination""" # These types must match the columns in the `devices` table @@ -499,24 +501,29 @@ class ClientIpWorkerStore(ClientIpBackgroundUpdateStore, MonthlyActiveUsersWorke device_id: If None fetches all devices for the user Returns: - A dictionary mapping a tuple of (user_id, device_id) to dicts, with - keys giving the column names from the devices table. + A dictionary mapping a tuple of (user_id, device_id) to DeviceLastConnectionInfo. """ keyvalues = {"user_id": user_id} if device_id is not None: keyvalues["device_id"] = device_id - res = cast( - List[DeviceLastConnectionInfo], - await self.db_pool.simple_select_list( - table="devices", - keyvalues=keyvalues, - retcols=("user_id", "ip", "user_agent", "device_id", "last_seen"), - ), + res = await self.db_pool.simple_select_list( + table="devices", + keyvalues=keyvalues, + retcols=("user_id", "ip", "user_agent", "device_id", "last_seen"), ) - return {(d["user_id"], d["device_id"]): d for d in res} + return { + (d["user_id"], d["device_id"]): DeviceLastConnectionInfo( + user_id=d["user_id"], + device_id=d["device_id"], + ip=d["ip"], + user_agent=d["user_agent"], + last_seen=d["last_seen"], + ) + for d in res + } async def _get_user_ip_and_agents_from_database( self, user: UserID, since_ts: int = 0 @@ -683,8 +690,7 @@ class ClientIpWorkerStore(ClientIpBackgroundUpdateStore, MonthlyActiveUsersWorke device_id: If None fetches all devices for the user Returns: - A dictionary mapping a tuple of (user_id, device_id) to dicts, with - keys giving the column names from the devices table. + A dictionary mapping a tuple of (user_id, device_id) to DeviceLastConnectionInfo. """ ret = await self._get_last_client_ip_by_device_from_database(user_id, device_id) @@ -705,13 +711,13 @@ class ClientIpWorkerStore(ClientIpBackgroundUpdateStore, MonthlyActiveUsersWorke continue if not device_id or did == device_id: - ret[(user_id, did)] = { - "user_id": user_id, - "ip": ip, - "user_agent": user_agent, - "device_id": did, - "last_seen": last_seen, - } + ret[(user_id, did)] = DeviceLastConnectionInfo( + user_id=user_id, + ip=ip, + user_agent=user_agent, + device_id=did, + last_seen=last_seen, + ) return ret async def get_user_ip_and_agents( diff --git a/tests/storage/test_client_ips.py b/tests/storage/test_client_ips.py index 6b9692c48..0c054a598 100644 --- a/tests/storage/test_client_ips.py +++ b/tests/storage/test_client_ips.py @@ -24,7 +24,10 @@ import synapse.rest.admin from synapse.http.site import XForwardedForRequest from synapse.rest.client import login from synapse.server import HomeServer -from synapse.storage.databases.main.client_ips import LAST_SEEN_GRANULARITY +from synapse.storage.databases.main.client_ips import ( + LAST_SEEN_GRANULARITY, + DeviceLastConnectionInfo, +) from synapse.types import UserID from synapse.util import Clock @@ -65,15 +68,15 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): ) r = result[(user_id, device_id)] - self.assertLessEqual( - { - "user_id": user_id, - "device_id": device_id, - "ip": "ip", - "user_agent": "user_agent", - "last_seen": 12345678000, - }.items(), - r.items(), + self.assertEqual( + DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id, + ip="ip", + user_agent="user_agent", + last_seen=12345678000, + ), + r, ) def test_insert_new_client_ip_none_device_id(self) -> None: @@ -201,13 +204,13 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): self.assertEqual( result, { - (user_id, device_id): { - "user_id": user_id, - "device_id": device_id, - "ip": "ip", - "user_agent": "user_agent", - "last_seen": 12345678000, - }, + (user_id, device_id): DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id, + ip="ip", + user_agent="user_agent", + last_seen=12345678000, + ), }, ) @@ -292,20 +295,20 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): self.assertEqual( result, { - (user_id, device_id_1): { - "user_id": user_id, - "device_id": device_id_1, - "ip": "ip_1", - "user_agent": "user_agent_1", - "last_seen": 12345678000, - }, - (user_id, device_id_2): { - "user_id": user_id, - "device_id": device_id_2, - "ip": "ip_2", - "user_agent": "user_agent_3", - "last_seen": 12345688000 + LAST_SEEN_GRANULARITY, - }, + (user_id, device_id_1): DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id_1, + ip="ip_1", + user_agent="user_agent_1", + last_seen=12345678000, + ), + (user_id, device_id_2): DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id_2, + ip="ip_2", + user_agent="user_agent_3", + last_seen=12345688000 + LAST_SEEN_GRANULARITY, + ), }, ) @@ -526,15 +529,15 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): ) r = result[(user_id, device_id)] - self.assertLessEqual( - { - "user_id": user_id, - "device_id": device_id, - "ip": None, - "user_agent": None, - "last_seen": None, - }.items(), - r.items(), + self.assertEqual( + DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id, + ip=None, + user_agent=None, + last_seen=None, + ), + r, ) # Register the background update to run again. @@ -561,15 +564,15 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): ) r = result[(user_id, device_id)] - self.assertLessEqual( - { - "user_id": user_id, - "device_id": device_id, - "ip": "ip", - "user_agent": "user_agent", - "last_seen": 0, - }.items(), - r.items(), + self.assertEqual( + DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id, + ip="ip", + user_agent="user_agent", + last_seen=0, + ), + r, ) def test_old_user_ips_pruned(self) -> None: @@ -640,15 +643,15 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): ) r = result2[(user_id, device_id)] - self.assertLessEqual( - { - "user_id": user_id, - "device_id": device_id, - "ip": "ip", - "user_agent": "user_agent", - "last_seen": 0, - }.items(), - r.items(), + self.assertEqual( + DeviceLastConnectionInfo( + user_id=user_id, + device_id=device_id, + ip="ip", + user_agent="user_agent", + last_seen=0, + ), + r, ) def test_invalid_user_agents_are_ignored(self) -> None: @@ -777,13 +780,13 @@ class ClientIpAuthTestCase(unittest.HomeserverTestCase): self.store.get_last_client_ip_by_device(self.user_id, device_id) ) r = result[(self.user_id, device_id)] - self.assertLessEqual( - { - "user_id": self.user_id, - "device_id": device_id, - "ip": expected_ip, - "user_agent": "Mozzila pizza", - "last_seen": 123456100, - }.items(), - r.items(), + self.assertEqual( + DeviceLastConnectionInfo( + user_id=self.user_id, + device_id=device_id, + ip=expected_ip, + user_agent="Mozzila pizza", + last_seen=123456100, + ), + r, )