diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index f4dec70393..09f24a5c8e 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -51,7 +51,7 @@ logger = logging.getLogger(__name__)
# Remember to update this number every time a change is made to database
# schema files, so the users will be informed on server restarts.
-SCHEMA_VERSION = 15
+SCHEMA_VERSION = 16
dir_path = os.path.abspath(os.path.dirname(__file__))
diff --git a/synapse/storage/keys.py b/synapse/storage/keys.py
index 09d1e63657..8b08d42859 100644
--- a/synapse/storage/keys.py
+++ b/synapse/storage/keys.py
@@ -118,3 +118,59 @@ class KeyStore(SQLBaseStore):
},
or_ignore=True,
)
+
+ def store_server_keys_json(self, server_name, key_id, from_server,
+ ts_now_ms, ts_expires_ms, key_json_bytes):
+ """Stores the JSON bytes for a set of keys from a server
+ The JSON should be signed by the originating server, the intermediate
+ server, and by this server. Updates the value for the
+ (server_name, key_id, from_server) triplet if one already existed.
+ Args:
+ server_name (str): The name of the server.
+ key_id (str): The identifer of the key this JSON is for.
+ from_server (str): The server this JSON was fetched from.
+ ts_now_ms (int): The time now in milliseconds.
+ ts_valid_until_ms (int): The time when this json stops being valid.
+ key_json (bytes): The encoded JSON.
+ """
+ return self._simple_insert(
+ table="server_keys_json",
+ values={
+ "server_name": server_name,
+ "key_id": key_id,
+ "from_server": from_server,
+ "ts_added_ms": ts_now_ms,
+ "ts_valid_until_ms": ts_valid_until_ms,
+ "key_json": key_json_bytes,
+ },
+ or_replace=True,
+ )
+
+ def get_server_keys_json(self, server_keys):
+ """Retrive the key json for a list of server_keys and key ids.
+ If no keys are found for a given server, key_id and source then
+ that server, key_id, and source triplet will be missing from the
+ returned dictionary. The JSON is returned as a byte array so that it
+ can be efficiently used in an HTTP response.
+ Args:
+ server_keys (list): List of (server_name, key_id, source) triplets.
+ Returns:
+ Dict mapping (server_name, key_id, source) triplets to dicts with
+ "ts_valid_until_ms" and "key_json" keys.
+ """
+ def _get_server_keys_json_txn(txn):
+ results = {}
+ for server_name, key_id, from_server in server_keys:
+ rows = _simple_select_list_txn(
+ keyvalues={
+ "server_name": server_name,
+ "key_id": key_id,
+ "from_server": from_server,
+ },
+ retcols=("ts_valid_until_ms", "key_json"),
+ )
+ results[(server_name, key_id, from_server)] = rows
+ return results
+ return runInteraction(
+ "get_server_keys_json", _get_server_keys_json_txn
+ )
diff --git a/synapse/storage/schema/delta/16/server_keys.sql b/synapse/storage/schema/delta/16/server_keys.sql
new file mode 100644
index 0000000000..9cb589ff6d
--- /dev/null
+++ b/synapse/storage/schema/delta/16/server_keys.sql
@@ -0,0 +1,24 @@
+/* Copyright 2015 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.
+ */
+
+CREATE TABLE IF NOT EXISTS server_keys_json (
+ server_name TEXT, -- Server name.
+ key_id TEXT, -- Requested key id.
+ from_server TEXT, -- Which server the keys were fetched from.
+ ts_added_ms INTEGER, -- When the keys were fetched
+ ts_valid_until_ms INTEGER, -- When this version of the keys exipires.
+ key_json BLOB, -- JSON certificate for the remote server.
+ CONSTRAINT uniqueness UNIQUE (server_name, key_id, from_server)
+);
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