summary refs log tree commit diff
path: root/synapse/rest/admin/federation.py
blob: 023ed92144b4259a1a6f54f333b939ea18b68490 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
# 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.federation.transport.server import Authenticator
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_datastores().main

    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 DestinationRestServlet(RestServlet):
    """Get details of a destination.
    This needs user to have administrator access in Synapse.

    GET /_synapse/admin/v1/federation/destinations/<destination>

    returns:
        200 OK with details of a destination if success otherwise an error.
    """

    PATTERNS = admin_patterns("/federation/destinations/(?P<destination>[^/]*)$")

    def __init__(self, hs: "HomeServer"):
        self._auth = hs.get_auth()
        self._store = hs.get_datastores().main

    async def on_GET(
        self, request: SynapseRequest, destination: str
    ) -> Tuple[int, JsonDict]:
        await assert_requester_is_admin(self._auth, request)

        if not await self._store.is_destination_known(destination):
            raise NotFoundError("Unknown destination")

        destination_retry_timings = await self._store.get_destination_retry_timings(
            destination
        )

        last_successful_stream_ordering = (
            await self._store.get_destination_last_successful_stream_ordering(
                destination
            )
        )

        response: JsonDict = {
            "destination": destination,
            "last_successful_stream_ordering": last_successful_stream_ordering,
        }

        if destination_retry_timings:
            response = {
                **response,
                "failure_ts": destination_retry_timings.failure_ts,
                "retry_last_ts": destination_retry_timings.retry_last_ts,
                "retry_interval": destination_retry_timings.retry_interval,
            }
        else:
            response = {
                **response,
                "failure_ts": None,
                "retry_last_ts": 0,
                "retry_interval": 0,
            }

        return HTTPStatus.OK, response


class DestinationMembershipRestServlet(RestServlet):
    """Get list of rooms of a destination.
    This needs user to have administrator access in Synapse.

    GET /_synapse/admin/v1/federation/destinations/<destination>/rooms?from=0&limit=10

    returns:
        200 OK with a list of rooms if success otherwise an error.

    The parameters `from` and `limit` are required only for pagination.
    By default, a `limit` of 100 is used.
    """

    PATTERNS = admin_patterns("/federation/destinations/(?P<destination>[^/]*)/rooms$")

    def __init__(self, hs: "HomeServer"):
        self._auth = hs.get_auth()
        self._store = hs.get_datastores().main

    async def on_GET(
        self, request: SynapseRequest, destination: str
    ) -> Tuple[int, JsonDict]:
        await assert_requester_is_admin(self._auth, request)

        if not await self._store.is_destination_known(destination):
            raise NotFoundError("Unknown destination")

        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,
            )

        direction = parse_string(request, "dir", default="f", allowed_values=("f", "b"))

        rooms, total = await self._store.get_destination_rooms_paginate(
            destination, start, limit, direction
        )
        response = {"rooms": rooms, "total": total}
        if (start + limit) < total:
            response["next_token"] = str(start + len(rooms))

        return HTTPStatus.OK, response


class DestinationResetConnectionRestServlet(RestServlet):
    """Reset destinations' connection timeouts and wake it up.
    This needs user to have administrator access in Synapse.

    POST /_synapse/admin/v1/federation/destinations/<destination>/reset_connection
    {}

    returns:
        200 OK otherwise an error.
    """

    PATTERNS = admin_patterns(
        "/federation/destinations/(?P<destination>[^/]+)/reset_connection$"
    )

    def __init__(self, hs: "HomeServer"):
        self._auth = hs.get_auth()
        self._store = hs.get_datastores().main
        self._authenticator = Authenticator(hs)

    async def on_POST(
        self, request: SynapseRequest, destination: str
    ) -> Tuple[int, JsonDict]:
        await assert_requester_is_admin(self._auth, request)

        if not await self._store.is_destination_known(destination):
            raise NotFoundError("Unknown destination")

        retry_timings = await self._store.get_destination_retry_timings(destination)
        if not (retry_timings and retry_timings.retry_last_ts):
            raise SynapseError(
                HTTPStatus.BAD_REQUEST,
                "The retry timing does not need to be reset for this destination.",
            )

        # reset timings and wake up
        await self._authenticator.reset_retry_timings(destination)

        return HTTPStatus.OK, {}