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核心代码:

复制代码 代码如下:
#/bin/bash
set -x
HOSTS="nginx mysql php-cgi"
for myhost in $HOSTS
  do
  count=(`ps aux |grep $myhost |grep -v grep |wc -l`)
  echo "$myhost"
  echo "$count"

if [ $count -eq 0 ]; then
  case $myhost in
  nginx)
  cd /usr/local/webserver/nginx/sbin/
  ./nginx
  echo "nginx has be down"
  sleep 5

  mysql)
  /etc/init.d/mysqld start
  echo "mysql has be down"

  *)
  echo "what‘s the hell?"

esac
  fi
done
set +x

标签:
shell,for循环,case

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