diff --git a/synapse/storage/keys.py b/synapse/storage/keys.py
index d3b9b38664..cbe9339ccf 100644
--- a/synapse/storage/keys.py
+++ b/synapse/storage/keys.py
@@ -122,3 +122,68 @@ class KeyStore(SQLBaseStore):
},
desc="store_server_verify_key",
)
+
+ 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_expires_ms,
+ "key_json": buffer(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 entry will be an empty list.
+ 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:
+ keyvalues = {"server_name": server_name}
+ if key_id is not None:
+ keyvalues["key_id"] = key_id
+ if from_server is not None:
+ keyvalues["from_server"] = from_server
+ rows = self._simple_select_list_txn(
+ txn,
+ "server_keys_json",
+ keyvalues=keyvalues,
+ retcols=(
+ "key_id",
+ "from_server",
+ "ts_added_ms",
+ "ts_valid_until_ms",
+ "key_json",
+ ),
+ )
+ results[(server_name, key_id, from_server)] = rows
+ return results
+ return self.runInteraction(
+ "get_server_keys_json", _get_server_keys_json_txn
+ )
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