Merge branch 'develop' into room-initial-sync

Conflicts:
	synapse/handlers/message.py

3 files changed, 32 insertions, 11 deletions

diff --git a/synapse/http/client.py b/synapse/http/client.py
index c34b086eb9..29e6053bc1 100644
--- a/synapse/http/client.py
+++ b/synapse/http/client.py
@@ -23,6 +23,7 @@ from twisted.web.http_headers import Headers
 
 from synapse.http.endpoint import matrix_endpoint
 from synapse.util.async import sleep
+from synapse.util.logcontext import PreserveLoggingContext
 
 from syutil.jsonutil import encode_canonical_json
 
@@ -108,16 +109,17 @@ class BaseHttpClient(object):
                 producer = body_callback(method, url_bytes, headers_dict)
 
             try:
-                response = yield self.agent.request(
-                    destination,
-                    endpoint,
-                    method,
-                    path_bytes,
-                    param_bytes,
-                    query_bytes,
-                    Headers(headers_dict),
-                    producer
-                )
+                with PreserveLoggingContext():
+                    response = yield self.agent.request(
+                        destination,
+                        endpoint,
+                        method,
+                        path_bytes,
+                        param_bytes,
+                        query_bytes,
+                        Headers(headers_dict),
+                        producer
+                    )
 
                 logger.debug("Got response to %s", method)
                 break
diff --git a/synapse/http/content_repository.py b/synapse/http/content_repository.py
index 3159ffff0a..1306b35271 100644
--- a/synapse/http/content_repository.py
+++ b/synapse/http/content_repository.py
@@ -129,6 +129,14 @@ class ContentRepoResource(resource.Resource):
             logger.info("Sending file %s", file_path)
             f = open(file_path, 'rb')
             request.setHeader('Content-Type', content_type)
+
+            # cache for at least a day.
+            # XXX: we might want to turn this off for data we don't want to recommend
+            # caching as it's sensitive or private - or at least select private.
+            # don't bother setting Expires as all our matrix clients are smart enough to
+            # be happy with Cache-Control (right?)
+            request.setHeader('Cache-Control', 'public,max-age=86400,s-maxage=86400')
+            
             d = FileSender().beginFileTransfer(f, request)
 
             # after the file has been sent, clean up and finish the request
diff --git a/synapse/http/server.py b/synapse/http/server.py
index 8d419c02dd..ed1f1170cb 100644
--- a/synapse/http/server.py
+++ b/synapse/http/server.py
@@ -20,6 +20,7 @@ from syutil.jsonutil import (
 from synapse.api.errors import (
     cs_exception, SynapseError, CodeMessageException
 )
+from synapse.util.logcontext import LoggingContext
 
 from twisted.internet import defer, reactor
 from twisted.web import server, resource
@@ -88,9 +89,19 @@ class JsonResource(HttpServer, resource.Resource):
     def render(self, request):
         """ This get's called by twisted every time someone sends us a request.
         """
-        self._async_render(request)
+        self._async_render_with_logging_context(request)
         return server.NOT_DONE_YET
 
+    _request_id = 0
+
+    @defer.inlineCallbacks
+    def _async_render_with_logging_context(self, request):
+        request_id = "%s-%s" % (request.method, JsonResource._request_id)
+        JsonResource._request_id += 1
+        with LoggingContext(request_id) as request_context:
+            request_context.request = request_id
+            yield self._async_render(request)
+
     @defer.inlineCallbacks
     def _async_render(self, request):
         """ This get's called by twisted every time someone sends us a request.