Fix crashing console-log

Because of encoding issue, the "nova console-log" is prone to a stack
dump, as explained in the bug report.

This patch sets the encoding output of stdout to utf8 before attempting
to print in it.

Change-Id: I63bc3dc8807021f5a97f58b0fe13a10d93688c7e
Closes-Bug: 1746534

1 files changed, 5 insertions, 1 deletions

diff --git a/novaclient/v2/shell.py b/novaclient/v2/shell.py
index e73bd504..e919caa1 100644
--- a/novaclient/v2/shell.py
+++ b/novaclient/v2/shell.py
@@ -19,6 +19,7 @@
 from __future__ import print_function
 
 import argparse
+import codecs
 import collections
 import datetime
 import getpass
@@ -2594,7 +2595,10 @@ def do_console_log(cs, args):
     """Get console log output of a server."""
     server = _find_server(cs, args.server)
     data = server.get_console_output(length=args.length)
-    print(data)
+
+    if data and data[-1] != '\n':
+        data += '\n'
+    codecs.getwriter('utf-8')(sys.stdout).write(data)
 
 
 @utils.arg('server', metavar='<server>', help=_('Name or ID of server.'))