Use Shell in LINUX to automatically monitor tomcat and restart

In LINUX, Shell is used to automatically monitor tomcat and restart the tomcat instance. 01 #! /Bin/sh0203 # func: automatically monitors tomcat scripts and restarts www.2cto. com04 # author: danny05 # date: 02/20/201306 # DEFINE0708 # get the tomcat process IDwww .... in LINUX, Shell is used to automatically monitor tomcat and restart the tomcat instance. 01 #! /Bin/sh02 03 # func: automatically monitors tomcat scripts and performs restart operations www.2cto.com 04 # author: danny05 # date: 02/20/201306 # DEFINE07 08 # get tomcat process ID www.2cto.com 09 TomcatID =id (ps-ef | grep tomcat | grep-w'dw \/apache-tomcat-
7.0.34 \/Conf' | grep-v 'grep' | awk '{print $2}') 10 11 # tomcat startup program (pay attention to the actual installation path of tomcat) 12 StartTomcat =/home/dw/apache-tomcat-7.0.34/bin/startup. sh13 # TomcatCache =/usr/apache-tomcat-5.5.23/work14 15 # define the page address to be monitored 16 WebUrl = http://haoyayi.eyar. com17 18 # Log output 19 GetPageInfo =/dev/null20TomcatMonitorLog =/tmp/TomcatMonitor. log21 22 Monitor () 23 {24 echo "[info] start monitoring tomcat... [$ (date + '% F % H: % M: % S')] "25 if [$ TomcatID]; then # determine whether the TOMCAT process exists 26 echo "[info] The current tomcat process ID is: $ TomcatID. continue to check the page... "27 # check whether the startup is successful (if successful, the page will return the status" 200 ") 28 TomcatServiceCode = $ (curl-s-o $ GetPageInfo-m 10 --
Connect-timeout 10 $ WebUrl-w % {http_code}) 29 if [$ TomcatServiceCode-eq 200]; then30 echo "[info] Page return code $ TomcatServiceCode, tomcat started successfully,
The test page is normal... "31 else32 echo" [error] tomcat page error. Please note that the status code is $ TomcatServiceCode,
Error log output to $ GetPageInfo "33 echo" [error] Page access error, restart tomcat "34 # kill-9 $ TomcatID # kill the original tomcat process 35 # sleep 336 # rm-rf $ TomcatCache # clear tomcat cache 37 # $ StartTomcat38 fi39 else40 echo" [error] The tomcat process does not exist! Tomcat starts automatic restart... "41 echo" [info] $ StartTomcat, please wait ...... "42 # rm-rf $ TomcatCache43 # $ StartTomcat44 fi45 echo" ---------------------------- "46} 47 Monitor> $ TomcatMonitorLog