Merge branch 'develop' of github.com:matrix-org/synapse into erikj/check_alias

.gitignore

@@ -43,3 +43,6 @@ build/
 localhost-800*/
 static/client/register/register_config.js
 .tox
+
+env/
+*.config

CHANGES.rst

@@ -1,3 +1,14 @@
+Changes in synapse v0.10.0 (2015-09-03)
+=======================================
+
+No change from release candidate.
+
+Changes in synapse v0.10.0-rc6 (2015-09-02)
+===========================================
+
+* Remove some of the old database upgrade scripts.
+* Fix database port script to work with newly created sqlite databases.
+
 Changes in synapse v0.10.0-rc5 (2015-08-27)
 ===========================================
 

README.rst

@@ -94,6 +94,7 @@ Synapse is the reference python/twisted Matrix homeserver implementation.
 System requirements:
 - POSIX-compliant system (tested on Linux & OS X)
 - Python 2.7
+- At least 512 MB RAM.
 
 Synapse is written in python but some of the libraries is uses are written in
 C. So before we can install synapse itself we need a working C compiler and the
@@ -120,6 +121,7 @@ To install the synapse homeserver run::
 
     virtualenv -p python2.7 ~/.synapse
     source ~/.synapse/bin/activate
+    pip install --upgrade setuptools
     pip install --process-dependency-links https://github.com/matrix-org/synapse/tarball/master
 
 This installs synapse, along with the libraries it uses, into a virtual
@@ -284,6 +286,11 @@ may need to manually upgrade it::
 
     sudo pip install --upgrade pip
 
+Installing may fail with ``mock requires setuptools>=17.1. Aborting installation``.
+You can fix this by upgrading setuptools::
+
+    pip install --upgrade setuptools
+
 If pip crashes mid-installation for reason (e.g. lost terminal), pip may
 refuse to run until you remove the temporary installation directory it
 created. To reset the installation::

scripts-dev/check_auth.py

@@ -56,10 +56,9 @@ if __name__ == '__main__':
 
     js = json.load(args.json)
 
-
     auth = Auth(Mock())
     check_auth(
         auth,
         [FrozenEvent(d) for d in js["auth_chain"]],
-        [FrozenEvent(d) for d in js["pdus"]],
+        [FrozenEvent(d) for d in js.get("pdus", [])],
     )

scripts/synapse_port_db

@@ -29,7 +29,7 @@ import traceback
 import yaml
 
 
-logger = logging.getLogger("port_from_sqlite_to_postgres")
+logger = logging.getLogger("synapse_port_db")
 
 
 BOOLEAN_COLUMNS = {
@@ -412,14 +412,17 @@ class Porter(object):
         self._convert_rows("sent_transactions", headers, rows)
 
         inserted_rows = len(rows)
-        max_inserted_rowid = max(r[0] for r in rows)
+        if inserted_rows:
+            max_inserted_rowid = max(r[0] for r in rows)
 
-        def insert(txn):
-            self.postgres_store.insert_many_txn(
-                txn, "sent_transactions", headers[1:], rows
-            )
+            def insert(txn):
+                self.postgres_store.insert_many_txn(
+                    txn, "sent_transactions", headers[1:], rows
+                )
 
-        yield self.postgres_store.execute(insert)
+            yield self.postgres_store.execute(insert)
+        else:
+            max_inserted_rowid = 0
 
         def get_start_id(txn):
             txn.execute(

setup.py

@@ -81,7 +81,7 @@ setup(
     packages=find_packages(exclude=["tests", "tests.*"]),
     description="Reference Synapse Home Server",
     install_requires=dependencies['requirements'](include_conditional=True).keys(),
-    dependency_links=dependencies["DEPENDENCY_LINKS"],
+    dependency_links=dependencies["DEPENDENCY_LINKS"].values(),
     include_package_data=True,
     zip_safe=False,
     long_description=long_description,

synapse/__init__.py

@@ -16,4 +16,4 @@
 """ This is a reference implementation of a Matrix home server.
 """
 
-__version__ = "0.10.0-rc5"
+__version__ = "0.10.0"

synapse/api/auth.py

@@ -112,7 +112,7 @@ class Auth(object):
                 self._check_power_levels(event, auth_events)
 
             if event.type == EventTypes.Redaction:
-                self._check_redaction(event, auth_events)
+                self.check_redaction(event, auth_events)
 
             logger.debug("Allowing! %s", event)
         except AuthError as e:
@@ -567,16 +567,35 @@ class Auth(object):
 
         return True
 
-    def _check_redaction(self, event, auth_events):
+    def check_redaction(self, event, auth_events):
+        """Check whether the event sender is allowed to redact the target event.
+
+        Returns:
+            True if the the sender is allowed to redact the target event if the
+            target event was created by them.
+            False if the sender is allowed to redact the target event with no
+            further checks.
+
+        Raises:
+            AuthError if the event sender is definitely not allowed to redact
+            the target event.
+        """
         user_level = self._get_user_power_level(event.user_id, auth_events)
 
         redact_level = self._get_named_level(auth_events, "redact", 50)
 
-        if user_level < redact_level:
-            raise AuthError(
-                403,
-                "You don't have permission to redact events"
-            )
+        if user_level > redact_level:
+            return False
+
+        redacter_domain = EventID.from_string(event.event_id).domain
+        redactee_domain = EventID.from_string(event.redacts).domain
+        if redacter_domain == redactee_domain:
+            return True
+
+        raise AuthError(
+            403,
+            "You don't have permission to redact events"
+        )
 
     def _check_power_levels(self, event, auth_events):
         user_list = event.content.get("users", {})

synapse/app/homeserver.py

@@ -341,7 +341,7 @@ def get_version_string():
                 )
             ).encode("ascii")
     except Exception as e:
-        logger.warn("Failed to check for git repository: %s", e)
+        logger.info("Failed to check for git repository: %s", e)
 
     return ("Synapse/%s" % (synapse.__version__,)).encode("ascii")
 

synapse/config/_base.py

@@ -182,7 +182,7 @@ class Config(object):
                             ) % (entry_path, )
                             continue
 
-                        files.add(config_path)
+                        files.append(entry_path)
 
                     config_files.extend(sorted(files))
                 else:

synapse/crypto/keyring.py

@@ -162,7 +162,9 @@ class Keyring(object):
         def remove_deferreds(res, server_name, group_id):
             server_to_gids[server_name].discard(group_id)
             if not server_to_gids[server_name]:
-                server_to_deferred.pop(server_name).callback(None)
+                d = server_to_deferred.pop(server_name, None)
+                if d:
+                    d.callback(None)
             return res
 
         for g_id, deferred in deferreds.items():
@@ -200,8 +202,15 @@ class Keyring(object):
             else:
                 break
 
-        for server_name, deferred in server_to_deferred:
-            self.key_downloads[server_name] = ObservableDeferred(deferred)
+        for server_name, deferred in server_to_deferred.items():
+            d = ObservableDeferred(deferred)
+            self.key_downloads[server_name] = d
+
+            def rm(r, server_name):
+                self.key_downloads.pop(server_name, None)
+                return r
+
+            d.addBoth(rm, server_name)
 
     def get_server_verify_keys(self, group_id_to_group, group_id_to_deferred):
         """Takes a dict of KeyGroups and tries to find at least one key for
@@ -220,9 +229,8 @@ class Keyring(object):
             merged_results = {}
 
             missing_keys = {
-                group.server_name: key_id
+                group.server_name: set(group.key_ids)
                 for group in group_id_to_group.values()
-                for key_id in group.key_ids
             }
 
             for fn in key_fetch_fns:
@@ -279,16 +287,15 @@ class Keyring(object):
     def get_keys_from_store(self, server_name_and_key_ids):
         res = yield defer.gatherResults(
             [
-                self.store.get_server_verify_keys(server_name, key_ids)
+                self.store.get_server_verify_keys(
+                    server_name, key_ids
+                ).addCallback(lambda ks, server: (server, ks), server_name)
                 for server_name, key_ids in server_name_and_key_ids
             ],
             consumeErrors=True,
         ).addErrback(unwrapFirstError)
 
-        defer.returnValue(dict(zip(
-            [server_name for server_name, _ in server_name_and_key_ids],
-            res
-        )))
+        defer.returnValue(dict(res))
 
     @defer.inlineCallbacks
     def get_keys_from_perspectives(self, server_name_and_key_ids):

synapse/handlers/_base.py

@@ -15,7 +15,7 @@
 
 from twisted.internet import defer
 
-from synapse.api.errors import LimitExceededError, SynapseError
+from synapse.api.errors import LimitExceededError, SynapseError, AuthError
 from synapse.crypto.event_signing import add_hashes_and_signatures
 from synapse.api.constants import Membership, EventTypes
 from synapse.types import UserID, RoomAlias
@@ -146,6 +146,21 @@ class BaseHandler(object):
                         returned_invite.signatures
                     )
 
+        if event.type == EventTypes.Redaction:
+            if self.auth.check_redaction(event, auth_events=context.current_state):
+                original_event = yield self.store.get_event(
+                    event.redacts,
+                    check_redacted=False,
+                    get_prev_content=False,
+                    allow_rejected=False,
+                    allow_none=False
+                )
+                if event.user_id != original_event.user_id:
+                    raise AuthError(
+                        403,
+                        "You don't have permission to redact events"
+                    )
+
         destinations = set(extra_destinations)
         for k, s in context.current_state.items():
             try:

synapse/metrics/__init__.py

@@ -17,7 +17,7 @@
 from __future__ import absolute_import
 
 import logging
-from resource import getrusage, getpagesize, RUSAGE_SELF
+from resource import getrusage, RUSAGE_SELF
 import functools
 import os
 import stat
@@ -100,7 +100,6 @@ def render_all():
 # process resource usage
 
 rusage = None
-PAGE_SIZE = getpagesize()
 
 
 def update_resource_metrics():
@@ -113,8 +112,8 @@ resource_metrics = get_metrics_for("process.resource")
 resource_metrics.register_callback("utime", lambda: rusage.ru_utime * 1000)
 resource_metrics.register_callback("stime", lambda: rusage.ru_stime * 1000)
 
-# pages
-resource_metrics.register_callback("maxrss", lambda: rusage.ru_maxrss * PAGE_SIZE)
+# kilobytes
+resource_metrics.register_callback("maxrss", lambda: rusage.ru_maxrss * 1024)
 
 TYPES = {
     stat.S_IFSOCK: "SOCK",
@@ -131,6 +130,10 @@ def _process_fds():
     counts = {(k,): 0 for k in TYPES.values()}
     counts[("other",)] = 0
 
+    # Not every OS will have a /proc/self/fd directory
+    if not os.path.exists("/proc/self/fd"):
+        return counts
+
     for fd in os.listdir("/proc/self/fd"):
         try:
             s = os.stat("/proc/self/fd/%s" % (fd))

synapse/rest/client/v2_alpha/account.py

@@ -96,6 +96,7 @@ class ThreepidRestServlet(RestServlet):
         self.hs = hs
         self.identity_handler = hs.get_handlers().identity_handler
         self.auth = hs.get_auth()
+        self.auth_handler = hs.get_handlers().auth_handler
 
     @defer.inlineCallbacks
     def on_GET(self, request):

synapse/storage/schema/delta/23/drop_state_index.sql

@@ -0,0 +1,16 @@
+/* Copyright 2015 OpenMarket Ltd
+ *
+ * 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.
+ */
+
+DROP INDEX IF EXISTS state_groups_state_tuple;