Nginx + Tomcat + redis Server Load balancer plan

Software and jar packages required by Server Load balancer

Redis-2.4.14.tar.gz
Tcl8.5.11-src.tar.gz
Nginx-1.2.0.tar.gz
Tomcat-redis-session-manager-1.0.jar
Commons-pool-1.6-bin.tar.gz
Jedis-2.1.0.jar

Step 1: install Tomcat to support redis cache policies
1. Copy the JAR file to ￥atat_home/lib /.
2. Correct ￥ atat_home/CONF/context. xml
Add
<Valve classname = "com. radiadesign. Catalina. session. redissessionhandlervalve"/>
<Manager classname = "com. radiadesign. Catalina. session. redissessionmanager"
Host = "localhost"
Port = "6379"
Database = "0"
Maxinactiveinterval = "60"
/>

Step 2 install the redis Application

Install the redis attachment Library
Tcl8.5.11-src.tar.gz
Tar zxvf tcl8.5.11-src.tar.gz
CD tcl8.5.11/Unix
./Configure -- prefix =/usr
-- Enable-threads
-- Mandir =/usr/share/Man &&
Make &&

Sed-I
-E "s @ ^ (tcl_src_dir =" "). * @ 1/usr/include ""@"
-E "/tcl_ B/s @ =" "(-l )\?. * UNIX @ = "" 1/usr/lib @"
Tclconfig. Sh
Make install &&
Make install-private-headers &&
Ln-v-SF tclsh8.5/usr/bin/tclsh &&
Chmod-V 755/usr/lib/libtcl8.5.so
Ln-v-SF tclsh8.5/usr/bin/tclsh
Ldconfig-p | grep "" TCL ""
Libtcl8.5.so (libc6, x86-64) =>/usr/lib/libtcl8.5.so
Libtcl8.4.so (libc6, x86-64) =>/usr/lib64/libtcl8.4.so
Libopenipmitcl. so.0 (libc6, x86-64) =>/usr/lib64/libopenipmitcl. so.0
The libtcl8.5.so statement is displayed, indicating that the installation is successful.
Start to install redis
Tar zxvf redis-2.4.14.tar.gz
CD redis-2.4.14
Make
Make Test
Make install
Echo 1>/proc/sys/Vm/overcommit_memory
Sudo-S
Mkdir-P/usr/local/redis/bin
Mkdir-P/usr/local/redis/etc
Mkdir-P/usr/local/redis/var
CP redis-server redis-cli redis-benchmark redis-STAT/usr/local/redis/bin/
CP redis. CONF/usr/local/redis/etc/


Vim redis. conf
The current directory redis. conf is the redis device file.

Daemonize no changed no to redis for background running
Run/usr/local/redis/bin/redis-server/usr/local/redis/etc/redis. conf

./Redis-CLI is a test client script (you can execute this script to interact with redis)
Set a B
Get
Installation Complete

Start toncat test session Storage
Step 3 install nginx
First install the attached class library
Yum-y install PCRE-devel // HTTP rewrite Module
Yum-y install OpenSSL-devel // HTTP cache module requireslibrary
Yum install-y zlib-devel // gzib
Install nginx
./Configure -- prefix =/usr/local/nginx -- without-http_rewrite_module
Make make install
Device VI/usr/local/nginx/CONF/nginx. conf

// The default weight of the Server Load balancer host list is 1.
Upstream backend
{
Server 192.168.1.246: 8080;
Server 192.168.1.246: 9080;
}
Server Device
{
Proxy_redirect off;

Proxy_set_header host ￥ host;
Proxy_set_header X-real-IP $ remote_addr;
Proxy_set_header X-forwarded-for ￥ proxy_add_x_forwarded_for;
Proxy_pass http: // backend;

}
// Test the nginx Device

Sbin/nginx-T
Restart nginx
Kill-HUP 'cat/usr/local/nginx/logs/nginx. pid'

Over!