Deploy haproxy in centOS

Down load haproxy from http://haproxy.1wt.eu/
We could use  wget http://haproxy.1wt.eu/download/1.4/src/haproxy-1.4.20.tar.gz

Extract the package.
tar -xzvf haproxy-1.4.20.tar.gz

compile and install.

cd haproxy-1.4.20.tar.gz

make TARGET=linux26 PREFIX=/home/khisserver/haproxy install

Copy the haproxy to /usr/sbin/haproxy

 cp /home/khisserver/haproxy/sbin/haproxy /usr/bin/haproxy

Add config file.

wget http://layer1.rack911.com/haproxy/haproxy-standard.cfg -O /etc/haproxy.cfg
wget http://layer1.rack911.com/haproxy/haproxy.init -O /etc/init.d/haproxy
chmod +x /etc/init.d/haproxy  

Update the haproxy.cfg to the following contents.

global

     maxconn     4096 # Total Max Connections. This is dependent on ulimit

     daemon

     nbproc      1 # Number of processing cores. Dual Dual-core Opteron is 4 cores for example.

defaults

     mode         http

     clitimeout  60000

     srvtimeout  30000

     contimeout  4000

     option      httpclose # Disable Keepalive

listen admin_stats

     bind 0.0.0.0:1080

     mode         http

     stats uri /admin?stats

listen     http_proxy 150.245.172.34:8081 #This should be your current ip address

     balance     roundrobin # Load Balancing algorithm

     option httpchk

     option forwardfor # This sets X-Forwarded-For

     ## Define your servers to balance

     server server1 150.245.167.59:8080 weight 1 maxconn 512 check

     #server server2 150.245.172.60:8080 weight 1 maxconn 512 check

Start haproxy :

service haproxy start

[root@null-000c29b19d60 Desktop]# service haproxy start
Starting HAproxy:                                          [  OK  ]
You have new mail in /var/spool/mail/root

Open browser:

     http://150.245.172.34:8081/  It will redired to  150.245.167.59:8080 

     

     Open managerment web site:

     http://150.245.172.34:1080/admin?stats