1 files changed, 41 insertions, 0 deletions
diff --git a/synapse/_scripts/generate_signing_key.py b/synapse/_scripts/generate_signing_key.py
new file mode 100755
index 0000000000..bc26d25bfd
--- /dev/null
+++ b/synapse/_scripts/generate_signing_key.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# Copyright 2019 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 argparse
+import sys
+
+from signedjson.key import generate_signing_key, write_signing_keys
+
+from synapse.util.stringutils import random_string
+
+
+def main():
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument(
+        "-o",
+        "--output_file",
+        type=argparse.FileType("w"),
+        default=sys.stdout,
+        help="Where to write the output to",
+    )
+    args = parser.parse_args()
+
+    key_id = "a_" + random_string(4)
+    key = (generate_signing_key(key_id),)
+    write_signing_keys(args.output_file, key)
+
+
+if __name__ == "__main__":
+    main()