1
#!/bin/bash
pid=`ps -ef | grep tomcat8082 | grep -v grep | wc -l`
port=`netstat -anplt | grep 8082 | wc -l `
path=/usr/tomcat/tomcat8082/bin/startup.sh
if [ $pid = 1 -a $port -eq 1 ];then
echo "tomcat is running"
else
echo "tomcat8082 is stoped and now let‘s run it"
sleep 3
echo "now restart tomcat8082"
[ -x $path ] && sh $path > /dev/null 2>&1 && status="sucess" || status="failure"
sleep 5
pid=`ps -ef | grep tomcat8082 | grep -v grep | wc -l`
port=`netstat -anplt | grep 8082 | wc -l `
pid8082=`ps -ef |grep tomcat8082|grep -v grep |awk ‘{print $2}‘`
if [ $pid -ne 1 -a $port -ne 1 ];then
while true
do
kill -9 $pid8082
[ $? -eq 0 ] && break
sleep 1
done
[ -x $path ] sh $path && status="success" || status="failure"
fi
fi
~
2 #!/bin/bash
port=`netstat -anplt |grep httpd | wc -l `
process=`ps -ef |grep httpd | wc -l `
path=/etc/init.d/httpd
if [ $port -eq 1 -a $process -gt 1 ];then
echo "http is running"
else
echo "http is stopping,do you want to start httpd?"
read -p "start [1] \t not start [2] :" a
[ $a -eq 1 ] && [ -x $path ] && $path start
if [ $port -ne 1 -o $process -le 1 ];then
while true
do
pkill httpd
[ $? -eq 0 ] && break
done
[ -x $path ] && $path start
fi
[ $a -eq 2 ] && exit
fi~
3
#!/bin/bash
#stat=`nmap 192.168.0.200 -p 80 | grep open |wc -l`
ip=192.168.0.200
wget -T 10 -q 192.168.0.200
if [ $? -eq 0 ];then
echo "the httpd service of $ip is running"
else
/etc/init.d/httpd start
fi
~
4
#!/bin/bash
#stat=`nmap 192.168.0.200 -p 80 | grep open |wc -l`
[ -f /etc/init.d/functions ] && . /etc/init.d/functions ||exit 1
httpcode=`curl -I -s 192.168.0.200 | head -1 | awk ‘{print $2}‘`
if [ "$httpcode" == "200" ];then
action "http is running." /bin/true
else
action "http is not running." /bin/false
sleep 1
/etc/init.d/httpd start >/dev/null && \
action "nginx is started." /bin/true
fi
~
原文：http://wangxm.blog.51cto.com/5688274/1548153