Avoid the ValueError exception for a ping timeout. 75/2975/3
authorwu.zhihui <wu.zhihui1@zte.com.cn>
Mon, 2 Nov 2015 08:11:54 +0000 (16:11 +0800)
committerwu.zhihui <wu.zhihui1@zte.com.cn>
Mon, 2 Nov 2015 09:25:53 +0000 (17:25 +0800)
commit377fa4dfa142b0bc7e8be92e442199456993fe9d
tree790939e1131bdc1e26a49457af80b66cc1c9898f
parent05d5ac8d6d5e9bd1e6b69afbd764000aeb4a030e
Avoid the ValueError exception for a ping timeout.

In ping.py:
If ping a ip address timeout, the return value "stdout"
is null. And the code "rtt=float(stdout)" raises a
ValueError exception. The better handle is to avoid the
exception and log a ping timeout.

Change-Id: Ia2a3ff44c35dda1a700a5109f8e642a636e89bc6
Signed-off-by: wu.zhihui <wu.zhihui1@zte.com.cn>
yardstick/benchmark/scenarios/networking/ping.py