Install JDK and Tomcat in CentOS5.5

1. Check whether the built-in JDK of CentOS is installed. If it has been installed and uninstalled

# Rpm-qa | grep jdk

# Rpm-qa | grep gcj

# Yum-y remove java-*-gcj-comat

2. Install JDK

Download jdk-6u18-linux-i586.bin or jdk-6u18-linux-i586-rpm.bin, this installation uses jdk-6u18-linux-i586.bin

# Mkdir/usr/local/java

# Cd. usr/local/java

# Chmod + x jdk-6u18-linux-i586.bin

#./Jdk-6u18-linux-i586.bin

Select YES

3. Configure Environment Variables

# Vi/etc/profile

Add the following lines at the end

Export JAVA_HOME =/usr/local/java/jdk1.6.0 _ 18
Export CLASSPATH =.: $ JAVA_HOME/jre/lib/rt. jar: $ JAVA_HOME/lib/dt. jar: $ JAVA_HOME/lib/tools. jar
Export PATH = $ PATH: $ JAVA_HOME/bin

4. # reboot

5. Check

[Root @ nagios conf] # echo $ JAVA_HOME
/Usr/local/java/jdk1.6.0 _ 18

[Root @ nagios conf] # echo $ PATH
/Usr/kerberos/sbin:/usr/kerberos/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin: /usr/bin:/usr/local/java/jdk1.6.0 _ 18/bin:/root/bin

[Root @ nagios conf] # echo $ CLASSPATH
. :/Usr/local/java/jdk1.6.0 _ 18/jre/lib/rt. jar:/usr/local/java/jdk1.6.0 _ 18/lib/dt. jar:/usr/local/java/jdk1.6.0 _ 18/lib/tools. jar

[Root @ nagios conf] # java-version
Java version "1.6.0 _ 18"
Java (TM) SE Runtime Environment (build 1.6.0 _ 18-b07)
Java HotSpot (TM) Client VM (build 16.0-b13, mixed mode, sharing)

6. Download tomcat

# Tar-zxvf apache-tomcat-6.0.18.tar.gz

# Mv apache-tomcat-6.0.18/usr/local/tomcat

Start tomcat

[Root @ nagios conf] #/usr/local/tomcat/bin/startup. sh
Using CATALINA_BASE:/usr/local/tomcat
Using CATALINA_HOME:/usr/local/tomcat
Using CATALINA_TMPDIR:/usr/local/tomcat/temp
Using JRE_HOME:/usr/local/java/jdk1.6.0 _ 18

Access http: // localhost: 8080 by default. The default page is displayed, indicating that the installation is successful.

Register your own project and put it in/usr/local/tomcat/webapps

Put sms. war in/usr/local/tomcat/webapps

Modify the default port in/usr/localtomcat/conf/server. xml.

Disable tomcat

[Root @ nagios conf] #/usr/local/tomcat/bin/shutdown. sh
Using CATALINA_BASE:/usr/local/tomcat
Using CATALINA_HOME:/usr/local/tomcat
Using CATALINA_TMPDIR:/usr/local/tomcat/temp
Using JRE_HOME:/usr/local/java/jdk1.6.0 _ 18

# Vi/etc/rc. d/rc. local

JAVA_HOME =/usr/local/java/jdk1.6.0 _ 18

Export JAVA_HOME

/Usr/local/tomcat/bin/shutdown. sh boot

 

My SMS sending page sends SMS messages for subsequent nagios monitoring calls

From: ppzlyg's column