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authorErik Johnston <erik@matrix.org>2016-07-08 14:11:37 +0100
committerErik Johnston <erik@matrix.org>2016-07-08 14:11:37 +0100
commit58930da52b073f16199b8f7fbe07075ff5f45d36 (patch)
treeba6bb7e4d34492d115d08e111a51f18abb969a3d /synapse
parentMerge pull request #911 from matrix-org/erikj/purge_history (diff)
parentMerge branch 'hotfixes-v0.16.1' (diff)
downloadsynapse-58930da52b073f16199b8f7fbe07075ff5f45d36.tar.xz
Merge branch 'master' of github.com:matrix-org/synapse into develop
Diffstat (limited to 'synapse')
-rw-r--r--synapse/__init__.py2
-rw-r--r--synapse/api/auth.py15
-rw-r--r--synapse/storage/engines/__init__.py2
-rw-r--r--synapse/storage/engines/postgres.py13
-rw-r--r--synapse/storage/engines/sqlite3.py2
5 files changed, 25 insertions, 9 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)
diff --git a/synapse/storage/engines/__init__.py b/synapse/storage/engines/__init__.py
index 7bb5de1fe7..338b495611 100644
--- a/synapse/storage/engines/__init__.py
+++ b/synapse/storage/engines/__init__.py
@@ -32,7 +32,7 @@ def create_engine(database_config):
 
     if engine_class:
         module = importlib.import_module(name)
-        return engine_class(module)
+        return engine_class(module, database_config)
 
     raise RuntimeError(
         "Unsupported database engine '%s'" % (name,)
diff --git a/synapse/storage/engines/postgres.py b/synapse/storage/engines/postgres.py
index c2290943b4..a6ae79dfad 100644
--- a/synapse/storage/engines/postgres.py
+++ b/synapse/storage/engines/postgres.py
@@ -19,9 +19,10 @@ from ._base import IncorrectDatabaseSetup
 class PostgresEngine(object):
     single_threaded = False
 
-    def __init__(self, database_module):
+    def __init__(self, database_module, database_config):
         self.module = database_module
         self.module.extensions.register_type(self.module.extensions.UNICODE)
+        self.synchronous_commit = database_config.get("synchronous_commit", True)
 
     def check_database(self, txn):
         txn.execute("SHOW SERVER_ENCODING")
@@ -40,9 +41,19 @@ class PostgresEngine(object):
         db_conn.set_isolation_level(
             self.module.extensions.ISOLATION_LEVEL_REPEATABLE_READ
         )
+        # Asynchronous commit, don't wait for the server to call fsync before
+        # ending the transaction.
+        # https://www.postgresql.org/docs/current/static/wal-async-commit.html
+        if not self.synchronous_commit:
+            cursor = db_conn.cursor()
+            cursor.execute("SET synchronous_commit TO OFF")
+            cursor.close()
 
     def is_deadlock(self, error):
         if isinstance(error, self.module.DatabaseError):
+            # https://www.postgresql.org/docs/current/static/errcodes-appendix.html
+            # "40001" serialization_failure
+            # "40P01" deadlock_detected
             return error.pgcode in ["40001", "40P01"]
         return False
 
diff --git a/synapse/storage/engines/sqlite3.py b/synapse/storage/engines/sqlite3.py
index 14203aa500..755c9a1f07 100644
--- a/synapse/storage/engines/sqlite3.py
+++ b/synapse/storage/engines/sqlite3.py
@@ -21,7 +21,7 @@ import struct
 class Sqlite3Engine(object):
     single_threaded = True
 
-    def __init__(self, database_module):
+    def __init__(self, database_module, database_config):
         self.module = database_module
 
     def check_database(self, txn):