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authorRichard van der Hoff <richard@matrix.org>2016-08-01 18:02:07 +0100
committerRichard van der Hoff <richard@matrix.org>2016-08-01 18:02:07 +0100
commit986615b0b21271959adb9d64291761244e4175bd (patch)
tree26c700f93d1ca81aebbf16c29dec8236c211421a /synapse/handlers/e2e_keys.py
parentmissing --upgrade (diff)
downloadsynapse-986615b0b21271959adb9d64291761244e4175bd.tar.xz
Move e2e query logic into a handler
Diffstat (limited to 'synapse/handlers/e2e_keys.py')
-rw-r--r--synapse/handlers/e2e_keys.py67
1 files changed, 67 insertions, 0 deletions
diff --git a/synapse/handlers/e2e_keys.py b/synapse/handlers/e2e_keys.py
new file mode 100644
index 0000000000..73a14cf952
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+++ b/synapse/handlers/e2e_keys.py
@@ -0,0 +1,67 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# 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 json
+import logging
+
+from twisted.internet import defer
+
+import synapse.types
+from ._base import BaseHandler
+
+logger = logging.getLogger(__name__)
+
+
+class E2eKeysHandler(BaseHandler):
+    def __init__(self, hs):
+        super(E2eKeysHandler, self).__init__(hs)
+        self.store = hs.get_datastore()
+        self.federation = hs.get_replication_layer()
+        self.is_mine = hs.is_mine
+
+    @defer.inlineCallbacks
+    def query_devices(self, query_body):
+        local_query = []
+        remote_queries = {}
+        for user_id, device_ids in query_body.get("device_keys", {}).items():
+            user = synapse.types.UserID.from_string(user_id)
+            if self.is_mine(user):
+                if not device_ids:
+                    local_query.append((user_id, None))
+                else:
+                    for device_id in device_ids:
+                        local_query.append((user_id, device_id))
+            else:
+                remote_queries.setdefault(user.domain, {})[user_id] = list(
+                    device_ids
+                )
+        results = yield self.store.get_e2e_device_keys(local_query)
+
+        json_result = {}
+        for user_id, device_keys in results.items():
+            for device_id, json_bytes in device_keys.items():
+                json_result.setdefault(user_id, {})[
+                    device_id] = json.loads(
+                    json_bytes
+                )
+
+        for destination, device_keys in remote_queries.items():
+            remote_result = yield self.federation.query_client_keys(
+                destination, {"device_keys": device_keys}
+            )
+            for user_id, keys in remote_result["device_keys"].items():
+                if user_id in device_keys:
+                    json_result[user_id] = keys
+        defer.returnValue((200, {"device_keys": json_result}))