108 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			108 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
| # Copyright 2021 The Matrix.org Foundation C.I.C.
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| import logging
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| from typing import TYPE_CHECKING, Tuple
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| 
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| from synapse.api.errors import SynapseError
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| from synapse.http.servlet import RestServlet, parse_json_object_from_request
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| from synapse.http.site import SynapseRequest
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| from synapse.rest.admin._base import admin_patterns, assert_user_is_admin
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| from synapse.types import JsonDict
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| 
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| if TYPE_CHECKING:
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|     from synapse.server import HomeServer
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| 
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| logger = logging.getLogger(__name__)
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| 
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| 
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| class BackgroundUpdateEnabledRestServlet(RestServlet):
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|     """Allows temporarily disabling background updates"""
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| 
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|     PATTERNS = admin_patterns("/background_updates/enabled")
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| 
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|     def __init__(self, hs: "HomeServer"):
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|         self.group_server = hs.get_groups_server_handler()
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|         self.is_mine_id = hs.is_mine_id
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|         self.auth = hs.get_auth()
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| 
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|         self.data_stores = hs.get_datastores()
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| 
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|     async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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|         requester = await self.auth.get_user_by_req(request)
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|         await assert_user_is_admin(self.auth, requester.user)
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| 
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|         # We need to check that all configured databases have updates enabled.
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|         # (They *should* all be in sync.)
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|         enabled = all(db.updates.enabled for db in self.data_stores.databases)
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| 
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|         return 200, {"enabled": enabled}
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| 
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|     async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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|         requester = await self.auth.get_user_by_req(request)
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|         await assert_user_is_admin(self.auth, requester.user)
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| 
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|         body = parse_json_object_from_request(request)
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| 
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|         enabled = body.get("enabled", True)
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| 
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|         if not isinstance(enabled, bool):
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|             raise SynapseError(400, "'enabled' parameter must be a boolean")
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| 
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|         for db in self.data_stores.databases:
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|             db.updates.enabled = enabled
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| 
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|             # If we're re-enabling them ensure that we start the background
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|             # process again.
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|             if enabled:
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|                 db.updates.start_doing_background_updates()
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| 
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|         return 200, {"enabled": enabled}
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| 
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| 
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| class BackgroundUpdateRestServlet(RestServlet):
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|     """Fetch information about background updates"""
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| 
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|     PATTERNS = admin_patterns("/background_updates/status")
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| 
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|     def __init__(self, hs: "HomeServer"):
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|         self.group_server = hs.get_groups_server_handler()
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|         self.is_mine_id = hs.is_mine_id
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|         self.auth = hs.get_auth()
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| 
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|         self.data_stores = hs.get_datastores()
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| 
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|     async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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|         requester = await self.auth.get_user_by_req(request)
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|         await assert_user_is_admin(self.auth, requester.user)
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| 
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|         # We need to check that all configured databases have updates enabled.
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|         # (They *should* all be in sync.)
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|         enabled = all(db.updates.enabled for db in self.data_stores.databases)
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| 
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|         current_updates = {}
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| 
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|         for db in self.data_stores.databases:
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|             update = db.updates.get_current_update()
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|             if not update:
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|                 continue
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| 
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|             current_updates[db.name()] = {
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|                 "name": update.name,
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|                 "total_item_count": update.total_item_count,
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|                 "total_duration_ms": update.total_duration_ms,
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|                 "average_items_per_ms": update.average_items_per_ms(),
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|             }
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| 
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|         return 200, {"enabled": enabled, "current_updates": current_updates}
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