您将如何解析“ping”输出,如下所示:
root@m2m-probe1:~/M2M/src# ping -c 20 -q google.es
PING google.es (173.194.34.247) 56(84) bytes of data.
--- google.es ping statistics ---
20 packets transmitted, 20 received, 0% packet loss, time 19043ms
rtt min/avg/max/mdev = 314.766/381.299/430.826/36.513 ms
用 Python 吗?到目前为止,我发现的更好的是:
output = subprocess.check_output('ping ' + host + " -c 5 -q | egrep \"packet loss|rtt\"", shell=True)
match = re.search('([\d]*\.[\d]*)/([\d]*\.[\d]*)/([\d]*\.[\d]*)/([\d]*\.[\d]*)', output)
ping_min = match.group(1)
ping_avg = match.group(2)
ping_max = match.group(3)
match = re.search('(\d*)% packet loss', output)
pkt_loss = match.group(1)
它有效,但我知道它远非实现它的最佳方式。有什么建议吗?
提前致谢!