diff --git a/synapse/config/server.py b/synapse/config/server.py
new file mode 100644
index 0000000000..7e8ff6a703
--- /dev/null
+++ b/synapse/config/server.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014 matrix.org
+#
+# 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 nacl.signing
+import os
+from ._base import Config
+from syutil.base64util import encode_base64, decode_base64
+
+
+class ServerConfig(Config):
+ def __init__(self, args):
+ super(ServerConfig, self).__init__(args)
+ self.server_name = args.server_name
+ self.signing_key = self.read_signing_key(args.signing_key_path)
+ self.bind_port = args.bind_port
+ self.bind_host = args.bind_host
+ self.daemonize = args.daemonize
+ self.pid_file = self.abspath(args.pid_file)
+ self.webclient = args.no_webclient
+ self.manhole = args.manhole
+
+ @classmethod
+ def add_arguments(cls, parser):
+ super(ServerConfig, cls).add_arguments(parser)
+ server_group = parser.add_argument_group("server")
+ server_group.add_argument("-H", "--server-name", default="localhost",
+ help="The name of the server")
+ server_group.add_argument("--signing-key-path",
+ help="The signing key to sign messages with")
+ server_group.add_argument("-p", "--bind-port", type=int,
+ help="TCP port to listen on")
+ server_group.add_argument("--bind-host", default="",
+ help="Local interface to listen on")
+ server_group.add_argument("-D", "--daemonize", action='store_true',
+ help="Daemonize the home server")
+ server_group.add_argument('--pid-file', default="hs.pid",
+ help="When running as a daemon, the file to"
+ " store the pid in")
+ server_group.add_argument("-W", "--no-webclient", default=True,
+ action="store_false",
+ help="Don't host a web client.")
+ server_group.add_argument("--manhole", dest="manhole", type=int,
+ help="Turn on the twisted telnet manhole"
+ " service on the given port.")
+
+ def read_signing_key(self, signing_key_path):
+ signing_key_base64 = self.read_file(signing_key_path)
+ signing_key_bytes = decode_base64(signing_key_base64)
+ return nacl.signing.SigningKey(signing_key_bytes)
+
+ @classmethod
+ def generate_config(cls, args, config_dir_path):
+ super(ServerConfig, cls).generate_config(args, config_dir_path)
+ base_key_name = os.path.join(config_dir_path, args.server_name)
+
+ args.pid_file = os.path.abspath(args.pid_file)
+
+ if not args.signing_key_path:
+ args.signing_key_path = base_key_name + ".signing.key"
+
+ if not os.path.exists(args.signing_key_path):
+ with open(args.signing_key_path, "w") as signing_key_file:
+ key = nacl.signing.SigningKey.generate()
+ signing_key_file.write(encode_base64(key.encode()))
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