自动检测有无网络 并发送推送/重启虚拟机

iKuai.sh

#!/usr/bin/env bash

DATE=$(date '+%Y-%m-%d %H:%M')
function network() {
  local timeout=2
  local target=www.baidu.com
  local code=`curl -I -s --connect-timeout ${timeout} ${target} -w %{http_code} | tail -n1`
  if [ "Licsber$code" = "Licsber200" ]; then
    return 1
  else
    return 0
  fi
}

network
if [ $? -eq 1 ]; then
  if [ ! -n "$1" ]; then
    echo $DATE有网 >> /tmp/ikuai
    . /etc/profile; sct "$DATE A108有网." "$(cat /tmp/ikuai | grep 没网 | sed 's/$/\n/')"
  fi
else
  echo $DATE没网 >> /tmp/ikuai
  virsh reboot iKuai
  virsh start iKuai
fi