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authorErik Johnston <erik@matrix.org>2016-07-08 13:22:32 +0100
committerErik Johnston <erik@matrix.org>2016-07-08 13:22:32 +0100
commit0870588c203f87b3cd23091918f43299923db13d (patch)
treee2f8aa68d95d1cbac551a6767b72832d988e8d02 /synapse
parentMerge pull request #886 from matrix-org/markjh/async_commit (diff)
parentBump version and changelog (diff)
downloadsynapse-0870588c203f87b3cd23091918f43299923db13d.tar.xz
Merge branch 'hotfixes-v0.16.1' v0.16.1-r1
Diffstat (limited to '')
-rw-r--r--synapse/__init__.py2
-rw-r--r--synapse/api/auth.py15
2 files changed, 11 insertions, 6 deletions
diff --git a/synapse/__init__.py b/synapse/__init__.py
index 3cd79b1247..2750ad3f7a 100644
--- a/synapse/__init__.py
+++ b/synapse/__init__.py
@@ -16,4 +16,4 @@
 """ This is a reference implementation of a Matrix home server.
 """
 
-__version__ = "0.16.1"
+__version__ = "0.16.1-r1"
diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index 31e1abb964..a4d658a9d0 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -637,17 +637,22 @@ class Auth(object):
         try:
             macaroon = pymacaroons.Macaroon.deserialize(macaroon_str)
 
-            self.validate_macaroon(macaroon, rights, self.hs.config.expire_access_token)
-
             user_prefix = "user_id = "
             user = None
+            user_id = None
             guest = False
             for caveat in macaroon.caveats:
                 if caveat.caveat_id.startswith(user_prefix):
-                    user = UserID.from_string(caveat.caveat_id[len(user_prefix):])
+                    user_id = caveat.caveat_id[len(user_prefix):]
+                    user = UserID.from_string(user_id)
                 elif caveat.caveat_id == "guest = true":
                     guest = True
 
+            self.validate_macaroon(
+                macaroon, rights, self.hs.config.expire_access_token,
+                user_id=user_id,
+            )
+
             if user is None:
                 raise AuthError(
                     self.TOKEN_NOT_FOUND_HTTP_STATUS, "No user caveat in macaroon",
@@ -692,7 +697,7 @@ class Auth(object):
                 errcode=Codes.UNKNOWN_TOKEN
             )
 
-    def validate_macaroon(self, macaroon, type_string, verify_expiry):
+    def validate_macaroon(self, macaroon, type_string, verify_expiry, user_id):
         """
         validate that a Macaroon is understood by and was signed by this server.
 
@@ -707,7 +712,7 @@ class Auth(object):
         v = pymacaroons.Verifier()
         v.satisfy_exact("gen = 1")
         v.satisfy_exact("type = " + type_string)
-        v.satisfy_general(lambda c: c.startswith("user_id = "))
+        v.satisfy_exact("user_id = %s" % user_id)
         v.satisfy_exact("guest = true")
         if verify_expiry:
             v.satisfy_general(self._verify_expiry)