force tty to get interactive questions from master

diff --git a/bin/instance b/bin/instance
index 9cacded..ebb924a 100755 (executable)
--- a/bin/instance
+++ b/bin/instance
@@ -1,4 +1,4 @@
 #!/bin/sh -ex
 
 #!/bin/sh -ex
 

-ssh `gnt-cluster getmaster` \
+ssh -t `gnt-cluster getmaster` \

 gnt-instance $*
 gnt-instance $*