From 8b4b153c9e86c04c7db8c74fde4b6a04becbc461 Mon Sep 17 00:00:00 2001 From: Dirk Klimpel <5740567+dklimpel@users.noreply.github.com> Date: Mon, 6 Dec 2021 17:59:50 +0100 Subject: [PATCH] Add admin API to get some information about federation status (#11407) --- changelog.d/11407.feature | 1 + docs/SUMMARY.md | 1 + .../administration/admin_api/federation.md | 114 +++++ synapse/rest/admin/__init__.py | 6 + synapse/rest/admin/federation.py | 135 ++++++ .../storage/databases/main/transactions.py | 70 +++ tests/rest/admin/test_federation.py | 456 ++++++++++++++++++ 7 files changed, 783 insertions(+) create mode 100644 changelog.d/11407.feature create mode 100644 docs/usage/administration/admin_api/federation.md create mode 100644 synapse/rest/admin/federation.py create mode 100644 tests/rest/admin/test_federation.py diff --git a/changelog.d/11407.feature b/changelog.d/11407.feature new file mode 100644 index 0000000000..1d21bde98f --- /dev/null +++ b/changelog.d/11407.feature @@ -0,0 +1 @@ +Add admin API to get some information about federation status with remote servers. \ No newline at end of file diff --git a/docs/SUMMARY.md b/docs/SUMMARY.md index 41c8f0fbc9..b05af6d690 100644 --- a/docs/SUMMARY.md +++ b/docs/SUMMARY.md @@ -65,6 +65,7 @@ - [Statistics](admin_api/statistics.md) - [Users](admin_api/user_admin_api.md) - [Server Version](admin_api/version_api.md) + - [Federation](usage/administration/admin_api/federation.md) - [Manhole](manhole.md) - [Monitoring](metrics-howto.md) - [Understanding Synapse Through Grafana Graphs](usage/administration/understanding_synapse_through_grafana_graphs.md) diff --git a/docs/usage/administration/admin_api/federation.md b/docs/usage/administration/admin_api/federation.md new file mode 100644 index 0000000000..8f9535f57b --- /dev/null +++ b/docs/usage/administration/admin_api/federation.md @@ -0,0 +1,114 @@ +# Federation API + +This API allows a server administrator to manage Synapse's federation with other homeservers. + +Note: This API is new, experimental and "subject to change". + +## List of destinations + +This API gets the current destination retry timing info for all remote servers. + +The list contains all the servers with which the server federates, +regardless of whether an error occurred or not. +If an error occurs, it may take up to 20 minutes for the error to be displayed here, +as a complete retry must have failed. + +The API is: + +A standard request with no filtering: + +``` +GET /_synapse/admin/v1/federation/destinations +``` + +A response body like the following is returned: + +```json +{ + "destinations":[ + { + "destination": "matrix.org", + "retry_last_ts": 1557332397936, + "retry_interval": 3000000, + "failure_ts": 1557329397936, + "last_successful_stream_ordering": null + } + ], + "total": 1 +} +``` + +To paginate, check for `next_token` and if present, call the endpoint again +with `from` set to the value of `next_token`. This will return a new page. + +If the endpoint does not return a `next_token` then there are no more destinations +to paginate through. + +**Parameters** + +The following query parameters are available: + +- `from` - Offset in the returned list. Defaults to `0`. +- `limit` - Maximum amount of destinations to return. Defaults to `100`. +- `order_by` - The method in which to sort the returned list of destinations. + Valid values are: + - `destination` - Destinations are ordered alphabetically by remote server name. + This is the default. + - `retry_last_ts` - Destinations are ordered by time of last retry attempt in ms. + - `retry_interval` - Destinations are ordered by how long until next retry in ms. + - `failure_ts` - Destinations are ordered by when the server started failing in ms. + - `last_successful_stream_ordering` - Destinations are ordered by the stream ordering + of the most recent successfully-sent PDU. +- `dir` - Direction of room order. Either `f` for forwards or `b` for backwards. Setting + this value to `b` will reverse the above sort order. Defaults to `f`. + +*Caution:* The database only has an index on the column `destination`. +This means that if a different sort order is used, +this can cause a large load on the database, especially for large environments. + +**Response** + +The following fields are returned in the JSON response body: + +- `destinations` - An array of objects, each containing information about a destination. + Destination objects contain the following fields: + - `destination` - string - Name of the remote server to federate. + - `retry_last_ts` - integer - The last time Synapse tried and failed to reach the + remote server, in ms. This is `0` if the last attempt to communicate with the + remote server was successful. + - `retry_interval` - integer - How long since the last time Synapse tried to reach + the remote server before trying again, in ms. This is `0` if no further retrying occuring. + - `failure_ts` - nullable integer - The first time Synapse tried and failed to reach the + remote server, in ms. This is `null` if communication with the remote server has never failed. + - `last_successful_stream_ordering` - nullable integer - The stream ordering of the most + recent successfully-sent [PDU](understanding_synapse_through_grafana_graphs.md#federation) + to this destination, or `null` if this information has not been tracked yet. +- `next_token`: string representing a positive integer - Indication for pagination. See above. +- `total` - integer - Total number of destinations. + +# Destination Details API + +This API gets the retry timing info for a specific remote server. + +The API is: + +``` +GET /_synapse/admin/v1/federation/destinations/ +``` + +A response body like the following is returned: + +```json +{ + "destination": "matrix.org", + "retry_last_ts": 1557332397936, + "retry_interval": 3000000, + "failure_ts": 1557329397936, + "last_successful_stream_ordering": null +} +``` + +**Response** + +The response fields are the same like in the `destinations` array in +[List of destinations](#list-of-destinations) response. diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py index c51a029bf3..c499afd4be 100644 --- a/synapse/rest/admin/__init__.py +++ b/synapse/rest/admin/__init__.py @@ -40,6 +40,10 @@ from synapse.rest.admin.event_reports import ( EventReportDetailRestServlet, EventReportsRestServlet, ) +from synapse.rest.admin.federation import ( + DestinationsRestServlet, + ListDestinationsRestServlet, +) from synapse.rest.admin.groups import DeleteGroupAdminRestServlet from synapse.rest.admin.media import ListMediaInRoom, register_servlets_for_media_repo from synapse.rest.admin.registration_tokens import ( @@ -261,6 +265,8 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: ListRegistrationTokensRestServlet(hs).register(http_server) NewRegistrationTokenRestServlet(hs).register(http_server) RegistrationTokenRestServlet(hs).register(http_server) + DestinationsRestServlet(hs).register(http_server) + ListDestinationsRestServlet(hs).register(http_server) # Some servlets only get registered for the main process. if hs.config.worker.worker_app is None: diff --git a/synapse/rest/admin/federation.py b/synapse/rest/admin/federation.py new file mode 100644 index 0000000000..744687be35 --- /dev/null +++ b/synapse/rest/admin/federation.py @@ -0,0 +1,135 @@ +# Copyright 2021 The Matrix.org Foundation C.I.C. +# +# 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 http import HTTPStatus +from typing import TYPE_CHECKING, Tuple + +from synapse.api.errors import Codes, NotFoundError, SynapseError +from synapse.http.servlet import RestServlet, parse_integer, parse_string +from synapse.http.site import SynapseRequest +from synapse.rest.admin._base import admin_patterns, assert_requester_is_admin +from synapse.storage.databases.main.transactions import DestinationSortOrder +from synapse.types import JsonDict + +if TYPE_CHECKING: + from synapse.server import HomeServer + +logger = logging.getLogger(__name__) + + +class ListDestinationsRestServlet(RestServlet): + """Get request to list all destinations. + This needs user to have administrator access in Synapse. + + GET /_synapse/admin/v1/federation/destinations?from=0&limit=10 + + returns: + 200 OK with list of destinations if success otherwise an error. + + The parameters `from` and `limit` are required only for pagination. + By default, a `limit` of 100 is used. + The parameter `destination` can be used to filter by destination. + The parameter `order_by` can be used to order the result. + """ + + PATTERNS = admin_patterns("/federation/destinations$") + + def __init__(self, hs: "HomeServer"): + self._auth = hs.get_auth() + self._store = hs.get_datastore() + + async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: + await assert_requester_is_admin(self._auth, request) + + start = parse_integer(request, "from", default=0) + limit = parse_integer(request, "limit", default=100) + + if start < 0: + raise SynapseError( + HTTPStatus.BAD_REQUEST, + "Query parameter from must be a string representing a positive integer.", + errcode=Codes.INVALID_PARAM, + ) + + if limit < 0: + raise SynapseError( + HTTPStatus.BAD_REQUEST, + "Query parameter limit must be a string representing a positive integer.", + errcode=Codes.INVALID_PARAM, + ) + + destination = parse_string(request, "destination") + + order_by = parse_string( + request, + "order_by", + default=DestinationSortOrder.DESTINATION.value, + allowed_values=[dest.value for dest in DestinationSortOrder], + ) + + direction = parse_string(request, "dir", default="f", allowed_values=("f", "b")) + + destinations, total = await self._store.get_destinations_paginate( + start, limit, destination, order_by, direction + ) + response = {"destinations": destinations, "total": total} + if (start + limit) < total: + response["next_token"] = str(start + len(destinations)) + + return HTTPStatus.OK, response + + +class DestinationsRestServlet(RestServlet): + """Get details of a destination. + This needs user to have administrator access in Synapse. + + GET /_synapse/admin/v1/federation/destinations/ + + returns: + 200 OK with details of a destination if success otherwise an error. + """ + + PATTERNS = admin_patterns("/federation/destinations/(?P[^/]+)$") + + def __init__(self, hs: "HomeServer"): + self._auth = hs.get_auth() + self._store = hs.get_datastore() + + async def on_GET( + self, request: SynapseRequest, destination: str + ) -> Tuple[int, JsonDict]: + await assert_requester_is_admin(self._auth, request) + + destination_retry_timings = await self._store.get_destination_retry_timings( + destination + ) + + if not destination_retry_timings: + raise NotFoundError("Unknown destination") + + last_successful_stream_ordering = ( + await self._store.get_destination_last_successful_stream_ordering( + destination + ) + ) + + response = { + "destination": destination, + "failure_ts": destination_retry_timings.failure_ts, + "retry_last_ts": destination_retry_timings.retry_last_ts, + "retry_interval": destination_retry_timings.retry_interval, + "last_successful_stream_ordering": last_successful_stream_ordering, + } + + return HTTPStatus.OK, response diff --git a/synapse/storage/databases/main/transactions.py b/synapse/storage/databases/main/transactions.py index d7dc1f73ac..1622822552 100644 --- a/synapse/storage/databases/main/transactions.py +++ b/synapse/storage/databases/main/transactions.py @@ -14,6 +14,7 @@ import logging from collections import namedtuple +from enum import Enum from typing import TYPE_CHECKING, Iterable, List, Optional, Tuple import attr @@ -44,6 +45,16 @@ _UpdateTransactionRow = namedtuple( ) +class DestinationSortOrder(Enum): + """Enum to define the sorting method used when returning destinations.""" + + DESTINATION = "destination" + RETRY_LAST_TS = "retry_last_ts" + RETTRY_INTERVAL = "retry_interval" + FAILURE_TS = "failure_ts" + LAST_SUCCESSFUL_STREAM_ORDERING = "last_successful_stream_ordering" + + @attr.s(slots=True, frozen=True, auto_attribs=True) class DestinationRetryTimings: """The current destination retry timing info for a remote server.""" @@ -480,3 +491,62 @@ class TransactionWorkerStore(CacheInvalidationWorkerStore): destinations = [row[0] for row in txn] return destinations + + async def get_destinations_paginate( + self, + start: int, + limit: int, + destination: Optional[str] = None, + order_by: str = DestinationSortOrder.DESTINATION.value, + direction: str = "f", + ) -> Tuple[List[JsonDict], int]: + """Function to retrieve a paginated list of destinations. + This will return a json list of destinations and the + total number of destinations matching the filter criteria. + + Args: + start: start number to begin the query from + limit: number of rows to retrieve + destination: search string in destination + order_by: the sort order of the returned list + direction: sort ascending or descending + Returns: + A tuple of a list of mappings from destination to information + and a count of total destinations. + """ + + def get_destinations_paginate_txn( + txn: LoggingTransaction, + ) -> Tuple[List[JsonDict], int]: + order_by_column = DestinationSortOrder(order_by).value + + if direction == "b": + order = "DESC" + else: + order = "ASC" + + args = [] + where_statement = "" + if destination: + args.extend(["%" + destination.lower() + "%"]) + where_statement = "WHERE LOWER(destination) LIKE ?" + + sql_base = f"FROM destinations {where_statement} " + sql = f"SELECT COUNT(*) as total_destinations {sql_base}" + txn.execute(sql, args) + count = txn.fetchone()[0] + + sql = f""" + SELECT destination, retry_last_ts, retry_interval, failure_ts, + last_successful_stream_ordering + {sql_base} + ORDER BY {order_by_column} {order}, destination ASC + LIMIT ? OFFSET ? + """ + txn.execute(sql, args + [limit, start]) + destinations = self.db_pool.cursor_to_dict(txn) + return destinations, count + + return await self.db_pool.runInteraction( + "get_destinations_paginate_txn", get_destinations_paginate_txn + ) diff --git a/tests/rest/admin/test_federation.py b/tests/rest/admin/test_federation.py new file mode 100644 index 0000000000..5188499ef2 --- /dev/null +++ b/tests/rest/admin/test_federation.py @@ -0,0 +1,456 @@ +# Copyright 2021 The Matrix.org Foundation C.I.C. +# +# 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. +from http import HTTPStatus +from typing import List, Optional + +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 +from synapse.types import JsonDict + +from tests import unittest + + +class FederationTestCase(unittest.HomeserverTestCase): + servlets = [ + synapse.rest.admin.register_servlets, + login.register_servlets, + ] + + def prepare(self, reactor, clock, hs: HomeServer): + self.store = hs.get_datastore() + self.register_user("admin", "pass", admin=True) + self.admin_user_tok = self.login("admin", "pass") + + self.url = "/_synapse/admin/v1/federation/destinations" + + @parameterized.expand( + [ + ("/_synapse/admin/v1/federation/destinations",), + ("/_synapse/admin/v1/federation/destinations/dummy",), + ] + ) + def test_requester_is_no_admin(self, 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( + "GET", + 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. + """ + + # negative limit + channel = self.make_request( + "GET", + self.url + "?limit=-5", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, msg=channel.json_body) + self.assertEqual(Codes.INVALID_PARAM, channel.json_body["errcode"]) + + # negative from + channel = self.make_request( + "GET", + self.url + "?from=-5", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, msg=channel.json_body) + self.assertEqual(Codes.INVALID_PARAM, channel.json_body["errcode"]) + + # unkown order_by + channel = self.make_request( + "GET", + self.url + "?order_by=bar", + 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"]) + + # invalid search order + channel = self.make_request( + "GET", + self.url + "?dir=bar", + 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"]) + + # invalid destination + channel = self.make_request( + "GET", + self.url + "/dummy", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.NOT_FOUND, channel.code, msg=channel.json_body) + self.assertEqual(Codes.NOT_FOUND, channel.json_body["errcode"]) + + def test_limit(self): + """ + Testing list of destinations with limit + """ + + number_destinations = 20 + self._create_destinations(number_destinations) + + channel = self.make_request( + "GET", + self.url + "?limit=5", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), 5) + self.assertEqual(channel.json_body["next_token"], "5") + self._check_fields(channel.json_body["destinations"]) + + def test_from(self): + """ + Testing list of destinations with a defined starting point (from) + """ + + number_destinations = 20 + self._create_destinations(number_destinations) + + channel = self.make_request( + "GET", + self.url + "?from=5", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), 15) + self.assertNotIn("next_token", channel.json_body) + self._check_fields(channel.json_body["destinations"]) + + def test_limit_and_from(self): + """ + Testing list of destinations with a defined starting point and limit + """ + + number_destinations = 20 + self._create_destinations(number_destinations) + + channel = self.make_request( + "GET", + self.url + "?from=5&limit=10", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(channel.json_body["next_token"], "15") + self.assertEqual(len(channel.json_body["destinations"]), 10) + self._check_fields(channel.json_body["destinations"]) + + def test_next_token(self): + """ + Testing that `next_token` appears at the right place + """ + + number_destinations = 20 + self._create_destinations(number_destinations) + + # `next_token` does not appear + # Number of results is the number of entries + channel = self.make_request( + "GET", + self.url + "?limit=20", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), number_destinations) + self.assertNotIn("next_token", channel.json_body) + + # `next_token` does not appear + # Number of max results is larger than the number of entries + channel = self.make_request( + "GET", + self.url + "?limit=21", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), number_destinations) + self.assertNotIn("next_token", channel.json_body) + + # `next_token` does appear + # Number of max results is smaller than the number of entries + channel = self.make_request( + "GET", + self.url + "?limit=19", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), 19) + self.assertEqual(channel.json_body["next_token"], "19") + + # Check + # Set `from` to value of `next_token` for request remaining entries + # `next_token` does not appear + channel = self.make_request( + "GET", + self.url + "?from=19", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], number_destinations) + self.assertEqual(len(channel.json_body["destinations"]), 1) + self.assertNotIn("next_token", channel.json_body) + + def test_list_all_destinations(self): + """ + List all destinations. + """ + number_destinations = 5 + self._create_destinations(number_destinations) + + channel = self.make_request( + "GET", + self.url, + {}, + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(number_destinations, len(channel.json_body["destinations"])) + self.assertEqual(number_destinations, channel.json_body["total"]) + + # Check that all fields are available + self._check_fields(channel.json_body["destinations"]) + + def test_order_by(self): + """ + Testing order list with parameter `order_by` + """ + + def _order_test( + expected_destination_list: List[str], + order_by: Optional[str], + dir: Optional[str] = None, + ): + """Request the list of destinations in a certain order. + Assert that order is what we expect + + Args: + expected_destination_list: The list of user_id in the order + we expect to get back from the server + order_by: The type of ordering to give the server + dir: The direction of ordering to give the server + """ + + url = f"{self.url}?" + if order_by is not None: + url += f"order_by={order_by}&" + if dir is not None and dir in ("b", "f"): + url += f"dir={dir}" + channel = self.make_request( + "GET", + url, + access_token=self.admin_user_tok, + ) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(channel.json_body["total"], len(expected_destination_list)) + + returned_order = [ + row["destination"] for row in channel.json_body["destinations"] + ] + self.assertEqual(expected_destination_list, returned_order) + self._check_fields(channel.json_body["destinations"]) + + # create destinations + dest = [ + ("sub-a.example.com", 100, 300, 200, 300), + ("sub-b.example.com", 200, 200, 100, 100), + ("sub-c.example.com", 300, 100, 300, 200), + ] + for ( + destination, + failure_ts, + retry_last_ts, + retry_interval, + last_successful_stream_ordering, + ) in dest: + self.get_success( + self.store.set_destination_retry_timings( + destination, failure_ts, retry_last_ts, retry_interval + ) + ) + self.get_success( + self.store.set_destination_last_successful_stream_ordering( + destination, last_successful_stream_ordering + ) + ) + + # order by default (destination) + _order_test([dest[0][0], dest[1][0], dest[2][0]], None) + _order_test([dest[0][0], dest[1][0], dest[2][0]], None, "f") + _order_test([dest[2][0], dest[1][0], dest[0][0]], None, "b") + + # order by destination + _order_test([dest[0][0], dest[1][0], dest[2][0]], "destination") + _order_test([dest[0][0], dest[1][0], dest[2][0]], "destination", "f") + _order_test([dest[2][0], dest[1][0], dest[0][0]], "destination", "b") + + # order by failure_ts + _order_test([dest[0][0], dest[1][0], dest[2][0]], "failure_ts") + _order_test([dest[0][0], dest[1][0], dest[2][0]], "failure_ts", "f") + _order_test([dest[2][0], dest[1][0], dest[0][0]], "failure_ts", "b") + + # order by retry_last_ts + _order_test([dest[2][0], dest[1][0], dest[0][0]], "retry_last_ts") + _order_test([dest[2][0], dest[1][0], dest[0][0]], "retry_last_ts", "f") + _order_test([dest[0][0], dest[1][0], dest[2][0]], "retry_last_ts", "b") + + # order by retry_interval + _order_test([dest[1][0], dest[0][0], dest[2][0]], "retry_interval") + _order_test([dest[1][0], dest[0][0], dest[2][0]], "retry_interval", "f") + _order_test([dest[2][0], dest[0][0], dest[1][0]], "retry_interval", "b") + + # order by last_successful_stream_ordering + _order_test( + [dest[1][0], dest[2][0], dest[0][0]], "last_successful_stream_ordering" + ) + _order_test( + [dest[1][0], dest[2][0], dest[0][0]], "last_successful_stream_ordering", "f" + ) + _order_test( + [dest[0][0], dest[2][0], dest[1][0]], "last_successful_stream_ordering", "b" + ) + + def test_search_term(self): + """Test that searching for a destination works correctly""" + + def _search_test( + expected_destination: Optional[str], + search_term: str, + ): + """Search for a destination and check that the returned destinationis a match + + Args: + expected_destination: The room_id expected to be returned by the API. + Set to None to expect zero results for the search + search_term: The term to search for room names with + """ + url = f"{self.url}?destination={search_term}" + channel = self.make_request( + "GET", + url.encode("ascii"), + access_token=self.admin_user_tok, + ) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + + # Check that destinations were returned + self.assertTrue("destinations" in channel.json_body) + self._check_fields(channel.json_body["destinations"]) + destinations = channel.json_body["destinations"] + + # Check that the expected number of destinations were returned + expected_destination_count = 1 if expected_destination else 0 + self.assertEqual(len(destinations), expected_destination_count) + self.assertEqual(channel.json_body["total"], expected_destination_count) + + if expected_destination: + # Check that the first returned destination is correct + self.assertEqual(expected_destination, destinations[0]["destination"]) + + number_destinations = 3 + self._create_destinations(number_destinations) + + # Test searching + _search_test("sub0.example.com", "0") + _search_test("sub0.example.com", "sub0") + + _search_test("sub1.example.com", "1") + _search_test("sub1.example.com", "1.") + + # Test case insensitive + _search_test("sub0.example.com", "SUB0") + + _search_test(None, "foo") + _search_test(None, "bar") + + def test_get_single_destination(self): + """ + Get one specific destinations. + """ + self._create_destinations(5) + + channel = self.make_request( + "GET", + self.url + "/sub0.example.com", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual("sub0.example.com", channel.json_body["destination"]) + + # Check that all fields are available + # convert channel.json_body into a List + self._check_fields([channel.json_body]) + + def _create_destinations(self, number_destinations: int): + """Create a number of destinations + + Args: + number_destinations: Number of destinations to be created + """ + for i in range(0, number_destinations): + dest = f"sub{i}.example.com" + self.get_success(self.store.set_destination_retry_timings(dest, 50, 50, 50)) + self.get_success( + self.store.set_destination_last_successful_stream_ordering(dest, 100) + ) + + def _check_fields(self, content: List[JsonDict]): + """Checks that the expected destination attributes are present in content + + Args: + content: List that is checked for content + """ + for c in content: + self.assertIn("destination", c) + self.assertIn("retry_last_ts", c) + self.assertIn("retry_interval", c) + self.assertIn("failure_ts", c) + self.assertIn("last_successful_stream_ordering", c)