From 7a7dac8351135a4cd6a5039a61cf249b922030d1 Mon Sep 17 00:00:00 2001
From: Michael Drake <michael.drake@codethink.co.uk>
Date: Fri, 18 Sep 2015 14:16:19 +0100
Subject: Try different approach to printing ssh command output.

---
 openstack/tester | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/openstack/tester b/openstack/tester
index 18ab59f..0f3526c 100755
--- a/openstack/tester
+++ b/openstack/tester
@@ -81,12 +81,15 @@ class DeployedSystemInstance(object):
         self.connection = None
 
     def runcmd(self, cmd):
-        tran = self.connection.get_transport()
-        chan = tran.open_session()
-        chan.get_pty()
-        f = chan.makefile()
-        chan.exec_command(cmd)
-        print f.read()
+        stdin, stdout, stderr = self.connection.exec_command(cmd)
+
+        while not stdout.channel.exit_status_ready():
+            if stdout.channel.recv_ready():
+                rl, wl, xl = select.select([stdout.channel], [], [], 0.0)
+                if len(rl) > 0:
+                    # Print data from stdout
+                    print stdout.channel.recv(1024),
+        print stderr.read(),
 
     def _wait_for_dhcp(self, timeout):
         '''Block until given hostname resolves successfully.
-- 
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