Create user with expiry

- Add unittests for client, api and handler

Signed-off-by: Negar Fazeli <negar.fazeli@ericsson.com>

synapse/config/key.py

@@ -57,6 +57,8 @@ class KeyConfig(Config):
             seed = self.signing_key[0].seed
             self.macaroon_secret_key = hashlib.sha256(seed)
 
+        self.expire_access_token = config.get("expire_access_token", False)
+
     def default_config(self, config_dir_path, server_name, is_generating_file=False,
                        **kwargs):
         base_key_name = os.path.join(config_dir_path, server_name)
@@ -69,6 +71,9 @@ class KeyConfig(Config):
         return """\
         macaroon_secret_key: "%(macaroon_secret_key)s"
 
+        # Used to enable access token expiration.
+        expire_access_token: False
+
         ## Signing Keys ##
 
         # Path to the signing key to sign messages with

synapse/config/registration.py

@@ -32,6 +32,7 @@ class RegistrationConfig(Config):
             )
 
         self.registration_shared_secret = config.get("registration_shared_secret")
+        self.user_creation_max_duration = int(config["user_creation_max_duration"])
 
         self.bcrypt_rounds = config.get("bcrypt_rounds", 12)
         self.trusted_third_party_id_servers = config["trusted_third_party_id_servers"]
@@ -54,6 +55,11 @@ class RegistrationConfig(Config):
         # secret, even if registration is otherwise disabled.
         registration_shared_secret: "%(registration_shared_secret)s"
 
+        # Sets the expiry for the short term user creation in
+        # milliseconds. For instance the bellow duration is two weeks
+        # in milliseconds.
+        user_creation_max_duration: 1209600000
+
         # Set the number of bcrypt rounds used to generate password hash.
         # Larger numbers increase the work factor needed to generate the hash.
         # The default number of rounds is 12.