log case steps into logging.info.
Signed-off-by: NFeng Yang <fyang@redhat.com>
Acked-by: NSuqin Huang <shuang@redhat.com>

There could be problem when this test fails, so add
try...except block in the end of this script to avoid
unexpected exception when test fails.

Changes from V1:
 * Rebase this patch against merged tree
 * Verify session before close it.
Signed-off-by: NQingtang Zhou <qzhou@redhat.com>
Acked-by: NFeng Yang <fyang@redhat.com>

Some nic driver would print logs into serial console, so send
a return character then wait for the prompt.

This patch also re-formats the ethtool_set function.

Changes from v3:
 * Add a timeout for waiting the shell prompt.
Signed-off-by: NQingtang Zhou <qzhou@redhat.com>

Move the net related function to utils_net to ignore the
loop import problems.
Signed-off-by: NYiqiao Pu <ypu@redhat.com>

In order to be consistent with previous changes.
Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>

Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>

Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>