#!bin/bash
while :
do
if [ $(ps -ef | grep "JJFleetyGateway"| grep -v "grep" | wc -l) -eq 1 ];then
kill $(ps -ef|grep "JJFleetyGateway"| grep -v "grep"|awk '{print $2}')
echo "kill"
sh server.sh start
echo "restart"
else
echo "not found"
fi
sleep 2
done
說明:
1.sh腳本聲明
#!bin/bash
2.循環結構體
while :
do
done
3.通過關鍵字查找程序數量
ps -ef | grep "JJFleetyGateway"| grep -v "grep" | wc -l
4.等于符号
-eq
5.通過關鍵字查找程序号
ps -ef|grep "JJFleetyGateway"| grep -v "grep"|awk '{print $2}'
6.線程睡眠2秒
sleep 2
7. if then else if 結構體