martedì 2 febbraio 2010

Tomcat 6 su CentOS 5

1.Scaricare dal sito della Sun java 6 update 10 jdk e jre versione bin
2.Scaricare da http://ant.apache.org Apache Ant 1.7.1 versione binaria (apache-ant-1.7.1-bin.tar.bz2)
3.Scaricare da http://tomcat.apache.org/ Apache Tomcat 6.0.20 versione binaria (apache-tomcat-6.0.20.tar.gz)
4.Creare la cartella /usr/java
5.Scompattare i file .bin di java in /usr/java
cd /usr/java
sh /root/jre-6u10-linux-i586.bin
sh /root/jdk-6u10-linux-i586.bin
6.Settare la variabile JAVA_HOME che punti in /usr/java/jdk1.6.0_10
7.Estrarre apache-ant in /usr/share
cd /usr/share
tar jxvf /root/apache-ant-1.7.1-bin.tar.bz2
ln -s apache-ant-1.7.1 apache-ant
8.Estrarre apache-tomcat in /usr/share
cd /usr/share
tar zxvf /root/apache-tomcat-6.0.20.tar.gz
ln -s apache-tomcat-6.0.20 tomcat6
9.Creare il link ad ant
ln -s /usr/share/apache-ant/bin/ant /usr/bin
10.Settare JAVA_HOME nel file catalina.sh in /usr/share/tomcat6/bin
11.Creare il file tomcat6 in /etc/init.d simile a questo:

##################START CUT######################################

#!/bin/bash
# This is the init script for starting up the
#  Jakarta Tomcat server
#
# chkconfig: 345 91 10
# description: Starts and stops the Tomcat daemon.
#
# THIS SCRIPT RUNS TOMCAT AS ROOT - BE AWARE

# Source function library.
. /etc/rc.d/init.d/functions

# Get config.
. /etc/sysconfig/network

# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 0

# Here I installed Tomcat 6
tomcat=/usr/share/tomcat6
startup=$tomcat/bin/startup.sh
shutdown=$tomcat/bin/shutdown.sh

TOMCAT_USER="tomcat"
export CATALINA_PID=$tomcat/logs/catalina.pid

# Link created by the Sun JRE rmp
export JAVA_HOME=/usr/java/jdk1.6.0_10

start(){
 echo -n $"Starting Tomcat service: "
 #daemon -c
 #su - $TOMCAT_USER -c "$startup"
 $startup
 RETVAL=$?
 echo
}

stop(){
 #action $"Stopping Tomcat service: " su - $TOMCAT_USER -c "$shutdown"
 action $"Stopping Tomcat service: " $shutdown
 RETVAL=$?
 echo
}

restart(){
  stop
  start
}

# See how we were called.
case "$1" in
start)
 start
 ;;
stop)
 stop
 ;;
status)
      # This doesn't work ;)
 status tomcat6
 ;;
restart)
 restart
 ;;
*)
 echo $"Usage: $0 {start|stop|status|restart}"
 exit 1
esac

exit 0

###################### END CUT #################################



INSTALLAZIONE TOMCAT COMPLETATA
Se si vuole accedere agli appplicativi che girano su tomcat senza dover digitare il numero di porta (8080) allora è necessario configurare il jk connectors o il proxy_ajp.

Per il connector jk seguire i seguenti semplici passi:
1.Scaricare il connector da http://tomcat.apache.org/download-connectors.cgi (Binary Release và bene)
2.Rinominare il file scaricato in mod_jk.so e copiarlo nella cartella modules di apache
3.Creare il file jk_connectors.con in /etc/httpd/conf.d:
LoadModule jk_module modules/mod_jk.so
# Configuration for mod_jk.so.
JkWorkersFile /etc/httpd/conf/workers.properties
JkLogFile     /var/log/httpd/mod_jk.log
JkShmFile     /var/log/httpd/jk-runtime-status
JkLogLevel    info
JkLogStampFormat "[%a %b %d %H:%M:%S %Y] "
JkMount /app/* ajp13
JkMount /app2/* ajp13
4.Creare il file workers.properties in /etc/httpd/conf:
workers.tomcat_home=/usr/share/tomcat6/
workers.java_home=/usr/java/jdk
worker.list=ajp13
worker.ajp13.port=8009
worker.ajp13.host=localhost
worker.ajp13.type=ajp13
worker.default.lbfactor=1
5.Avviare apache.