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-rw-r--r--synapse/rest/client/transactions.py45
-rw-r--r--synapse/rest/client/v1/base.py2
-rw-r--r--synapse/rest/client/v1/logout.py3
-rw-r--r--synapse/rest/client/v1/register.py6
-rw-r--r--synapse/rest/client/v2_alpha/account.py3
-rw-r--r--synapse/rest/client/v2_alpha/register.py5
-rw-r--r--synapse/rest/client/v2_alpha/sendtodevice.py2
7 files changed, 31 insertions, 35 deletions
diff --git a/synapse/rest/client/transactions.py b/synapse/rest/client/transactions.py
index 7c01b438cb..00b1b3066e 100644
--- a/synapse/rest/client/transactions.py
+++ b/synapse/rest/client/transactions.py
@@ -17,38 +17,20 @@
 to ensure idempotency when performing PUTs using the REST API."""
 import logging
 
-from synapse.api.auth import get_access_token_from_request
 from synapse.util.async import ObservableDeferred
 from synapse.util.logcontext import make_deferred_yieldable, run_in_background
 
 logger = logging.getLogger(__name__)
 
-
-def get_transaction_key(request):
-    """A helper function which returns a transaction key that can be used
-    with TransactionCache for idempotent requests.
-
-    Idempotency is based on the returned key being the same for separate
-    requests to the same endpoint. The key is formed from the HTTP request
-    path and the access_token for the requesting user.
-
-    Args:
-        request (twisted.web.http.Request): The incoming request. Must
-        contain an access_token.
-    Returns:
-        str: A transaction key
-    """
-    token = get_access_token_from_request(request)
-    return request.path + "/" + token
-
-
 CLEANUP_PERIOD_MS = 1000 * 60 * 30  # 30 mins
 
 
 class HttpTransactionCache(object):
 
-    def __init__(self, clock):
-        self.clock = clock
+    def __init__(self, hs):
+        self.hs = hs
+        self.auth = self.hs.get_auth()
+        self.clock = self.hs.get_clock()
         self.transactions = {
             # $txn_key: (ObservableDeferred<(res_code, res_json_body)>, timestamp)
         }
@@ -56,6 +38,23 @@ class HttpTransactionCache(object):
         # for at *LEAST* 30 mins, and at *MOST* 60 mins.
         self.cleaner = self.clock.looping_call(self._cleanup, CLEANUP_PERIOD_MS)
 
+    def _get_transaction_key(self, request):
+        """A helper function which returns a transaction key that can be used
+        with TransactionCache for idempotent requests.
+
+        Idempotency is based on the returned key being the same for separate
+        requests to the same endpoint. The key is formed from the HTTP request
+        path and the access_token for the requesting user.
+
+        Args:
+            request (twisted.web.http.Request): The incoming request. Must
+            contain an access_token.
+        Returns:
+            str: A transaction key
+        """
+        token = self.auth.get_access_token_from_request(request)
+        return request.path + "/" + token
+
     def fetch_or_execute_request(self, request, fn, *args, **kwargs):
         """A helper function for fetch_or_execute which extracts
         a transaction key from the given request.
@@ -64,7 +63,7 @@ class HttpTransactionCache(object):
             fetch_or_execute
         """
         return self.fetch_or_execute(
-            get_transaction_key(request), fn, *args, **kwargs
+            self._get_transaction_key(request), fn, *args, **kwargs
         )
 
     def fetch_or_execute(self, txn_key, fn, *args, **kwargs):
diff --git a/synapse/rest/client/v1/base.py b/synapse/rest/client/v1/base.py
index dde02328c3..c77d7aba68 100644
--- a/synapse/rest/client/v1/base.py
+++ b/synapse/rest/client/v1/base.py
@@ -62,4 +62,4 @@ class ClientV1RestServlet(RestServlet):
         self.hs = hs
         self.builder_factory = hs.get_event_builder_factory()
         self.auth = hs.get_auth()
-        self.txns = HttpTransactionCache(hs.get_clock())
+        self.txns = HttpTransactionCache(hs)
diff --git a/synapse/rest/client/v1/logout.py b/synapse/rest/client/v1/logout.py
index 05a8ecfcd8..430c692336 100644
--- a/synapse/rest/client/v1/logout.py
+++ b/synapse/rest/client/v1/logout.py
@@ -17,7 +17,6 @@ import logging
 
 from twisted.internet import defer
 
-from synapse.api.auth import get_access_token_from_request
 from synapse.api.errors import AuthError
 
 from .base import ClientV1RestServlet, client_path_patterns
@@ -51,7 +50,7 @@ class LogoutRestServlet(ClientV1RestServlet):
             if requester.device_id is None:
                 # the acccess token wasn't associated with a device.
                 # Just delete the access token
-                access_token = get_access_token_from_request(request)
+                access_token = self._auth.get_access_token_from_request(request)
                 yield self._auth_handler.delete_access_token(access_token)
             else:
                 yield self._device_handler.delete_device(
diff --git a/synapse/rest/client/v1/register.py b/synapse/rest/client/v1/register.py
index b2d5baccdc..25a143af8d 100644
--- a/synapse/rest/client/v1/register.py
+++ b/synapse/rest/client/v1/register.py
@@ -21,7 +21,6 @@ from hashlib import sha1
 from twisted.internet import defer
 
 import synapse.util.stringutils as stringutils
-from synapse.api.auth import get_access_token_from_request
 from synapse.api.constants import LoginType
 from synapse.api.errors import Codes, SynapseError
 from synapse.http.servlet import assert_params_in_dict, parse_json_object_from_request
@@ -65,6 +64,7 @@ class RegisterRestServlet(ClientV1RestServlet):
         # TODO: persistent storage
         self.sessions = {}
         self.enable_registration = hs.config.enable_registration
+        self.auth = hs.get_auth()
         self.auth_handler = hs.get_auth_handler()
         self.handlers = hs.get_handlers()
 
@@ -307,7 +307,7 @@ class RegisterRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def _do_app_service(self, request, register_json, session):
-        as_token = get_access_token_from_request(request)
+        as_token = self.auth.get_access_token_from_request(request)
 
         assert_params_in_dict(register_json, ["user"])
         user_localpart = register_json["user"].encode("utf-8")
@@ -390,7 +390,7 @@ class CreateUserRestServlet(ClientV1RestServlet):
     def on_POST(self, request):
         user_json = parse_json_object_from_request(request)
 
-        access_token = get_access_token_from_request(request)
+        access_token = self.auth.get_access_token_from_request(request)
         app_service = self.store.get_app_service_by_token(
             access_token
         )
diff --git a/synapse/rest/client/v2_alpha/account.py b/synapse/rest/client/v2_alpha/account.py
index 28a5e76ae3..eeae466d82 100644
--- a/synapse/rest/client/v2_alpha/account.py
+++ b/synapse/rest/client/v2_alpha/account.py
@@ -20,7 +20,6 @@ from six.moves import http_client
 
 from twisted.internet import defer
 
-from synapse.api.auth import has_access_token
 from synapse.api.constants import LoginType
 from synapse.api.errors import Codes, SynapseError
 from synapse.http.servlet import (
@@ -130,7 +129,7 @@ class PasswordRestServlet(RestServlet):
         #
         # In the second case, we require a password to confirm their identity.
 
-        if has_access_token(request):
+        if self.auth.has_access_token(request):
             requester = yield self.auth.get_user_by_req(request)
             params = yield self.auth_handler.validate_user_via_ui_auth(
                 requester, body, self.hs.get_ip_from_request(request),
diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py
index 0d0eeb8c0b..1918897f68 100644
--- a/synapse/rest/client/v2_alpha/register.py
+++ b/synapse/rest/client/v2_alpha/register.py
@@ -24,7 +24,6 @@ from twisted.internet import defer
 
 import synapse
 import synapse.types
-from synapse.api.auth import get_access_token_from_request, has_access_token
 from synapse.api.constants import LoginType
 from synapse.api.errors import Codes, SynapseError, UnrecognizedRequestError
 from synapse.http.servlet import (
@@ -224,7 +223,7 @@ class RegisterRestServlet(RestServlet):
             desired_username = body['username']
 
         appservice = None
-        if has_access_token(request):
+        if self.auth.has_access_token(request):
             appservice = yield self.auth.get_appservice_by_req(request)
 
         # fork off as soon as possible for ASes and shared secret auth which
@@ -242,7 +241,7 @@ class RegisterRestServlet(RestServlet):
             # because the IRC bridges rely on being able to register stupid
             # IDs.
 
-            access_token = get_access_token_from_request(request)
+            access_token = self.auth.get_access_token_from_request(request)
 
             if isinstance(desired_username, string_types):
                 result = yield self._do_appservice_registration(
diff --git a/synapse/rest/client/v2_alpha/sendtodevice.py b/synapse/rest/client/v2_alpha/sendtodevice.py
index 90bdb1db15..a9e9a47a0b 100644
--- a/synapse/rest/client/v2_alpha/sendtodevice.py
+++ b/synapse/rest/client/v2_alpha/sendtodevice.py
@@ -40,7 +40,7 @@ class SendToDeviceRestServlet(servlet.RestServlet):
         super(SendToDeviceRestServlet, self).__init__()
         self.hs = hs
         self.auth = hs.get_auth()
-        self.txns = HttpTransactionCache(hs.get_clock())
+        self.txns = HttpTransactionCache(hs)
         self.device_message_handler = hs.get_device_message_handler()
 
     def on_PUT(self, request, message_type, txn_id):