Compile Apache Tomcat mod_jk on CentOS

Installing mod_jk on Apache.

Software

Software used in this article:

  1. CentOS 6.9
  2. Apache 2.2.15
  3. Tomcat Connectors 1.2.42

Installation

# yum install httpd-devel apr apr-devel apr-util apr-util-devel gcc make libtool autoconf

Get the latest source tarball:

# wget http://www.eu.apache.org/dist/tomcat/tomcat-connectors/jk/tomcat-connectors-1.2.42-src.tar.gz
# wget http://www.eu.apache.org/dist/tomcat/tomcat-connectors/jk/tomcat-connectors-1.2.42-src.tar.gz.sha1

Check the integrity of the file:

# sha1sum -c tomcat-connectors-1.2.42-src.tar.gz.sha1
tomcat-connectors-1.2.42-src.tar.gz: OK

Extract the archive:

# tar xf tomcat-connectors-1.2.42-src.tar.gz 
# cd tomcat-connectors-1.2.42-src/native/

Get the path for apxs:

# which apxs
/usr/sbin/apxs

Configure, compile and install:

# ./configure --with-apxs=/usr/sbin/apxs
# make
# libtool --finish /usr/lib64/httpd/modules
# make install

Configuration

Open the file /etc/httpd/conf/workers.properties and add the following to reflect your application details:

worker.list=app1,app2

worker.app1.type=ajp13
worker.app1.host=app1.example.com
worker.app1.port=8201
worker.app1.socket_timeout=10

worker.app2.type=ajp13
worker.app2.host=app2.example.com
worker.app2.port=8201
worker.app1.socket_timeout=10

Open the file /etc/httpd/conf/httpd.conf and add the following:

LoadModule jk_module modules/mod_jk.so

JkWorkersFile "/etc/httpd/conf/workers.properties"
JkLogFile     "/var/log/mod_jk.log"
JkLogLevel  info
JkLogStampFormat "[%a %b %d %H:%M:%S %Y] "
JkOptions     +ForwardKeySize +ForwardURICompat -ForwardDirectories
JkRequestLogFormat     "%w %V %T"

Restart Apache. Check the log file mod_jk.log for any issues:

[Sun Dec 03 10:08:57 2017] [7005:140288381306848] [info] init_jk::mod_jk.c (3595): mod_jk/1.2.42 initialized

Related Articles

Configure IIS 8 and Tomcat Connector ISAPI Filter on Windows Server 2012

References

http://www.diegoacuna.me/installing-mod_jk-on-apache-httpd-in-centos-6-x7-x/

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