mercurial/streamclone.py

--- a/mercurial/streamclone.py	Fri Oct 02 16:05:52 2015 -0700
+++ b/mercurial/streamclone.py	Fri Oct 02 16:24:56 2015 -0700
@@ -17,6 +17,10 @@
     util,
 )
 
+def allowservergeneration(ui):
+    """Whether streaming clones are allowed from the server."""
+    return ui.configbool('server', 'uncompressed', True, untrusted=True)
+
 # This is it's own function so extensions can override it.
 def _walkstreamfiles(repo):
     return repo.store.walk()