Check_Tomcat.sh

#!/bin/bash
# Check_Tomcat.sh 1.0  2009.08.02  Mr.hu
# if tomcat down. startup now. a note of the log. and SMS Alarm.

tomPatch=/usr/local/tomcat6020
tomreblogPatch=$tomPatch/logs/tomreblog.txt
ndate="date  +%Y-%m-%d---%T"

if netstat -tnl |grep "8080" >> /dev/null
then
 :
else
 $ndate >> $tomreblogPatch
 echo "____________________________________" >> $tomreblogPatch
 echo >> $tomreblogPatch
 echo "===   tomcat is down , startup now...   ===" >> $tomreblogPatch
 echo ">>>" >> $tomreblogPatch
 $tomPatch/bin/startup.sh >> $tomreblogPatch
 echo >> $tomreblogPatch
 echo "===   catalina.out of The last 30 lines"   ===>> $tomreblogPatch
 echo ">>>" >> $tomreblogPatch
 sleep 10
 tail -n 30 $tomPatch/logs/catalina.out>> $tomreblogPatch
 echo >> $tomreblogPatch
 echo >> $tomreblogPatch
 echo >> $tomreblogPatch
fi