Merge pull request #3190 from lantz/cmd-exception-log-output

Include command output in switch.cmd() exception
faucetsdn · Aug 19, 2019 · 2ca0926 · 2ca0926
2 parents 8f22548 + aecea04
commit 2ca0926
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/clib/mininet_test_topo.py b/clib/mininet_test_topo.py
@@ -77,7 +77,8 @@ def cmd(self, *args, success=0, **kwargs):
         cmd_output = super().cmd(*args, **kwargs)
         exit_code = int(super().cmd('echo $?'))
         if success is not None and exit_code != success:
-            raise RuntimeError('%s exited with %d' % (args, exit_code))
+            raise RuntimeError(
+                "%s exited with (%d):'%s'" % (args, exit_code, cmd_output))
         return cmd_output
 
     def start(self, controllers):