我的运行环境:windows2003 server sp4 + j2sdk1.5.0 + apache2.0.54 + tomcat5.5.9
**准备软件:
1、apache 2.0.54
2、tomcat 5.5.14
3、jk2连接器(mod_jk2.so)
一:软件的部署和配置计划:(修改server.xml)
configuration parameter instance 1 instance 2 instance 3
instance type load balancer cluster node 1 cluster node 2
node name ap-lb tc01 tc02
node ip 192.168.0.12 192.168.0.12 192.168.0.12
home directory d:/apache2 d:/tomcat51 d:/tomcat52
server ports 8005 9005
ajp connector ports 8009 8011
coyote/jk2 ajp connector 8080 9080
cluster mcastaddr 228.0.0.4 228.0.0.4
cluster mcastport 45564 45564
tcplistenaddress 192.168.0.12 192.168.0.12
cluster tcplistenport 4000 4001
route tomcat51 tomcat52
软件的安装步骤如下:
1、 首先按照jdk1.5.0
2、 安装apache ,按照完成后启动apache,使用ie访问http://localhost 测试apache运行是否正常。
3、 在192.168.0.12上安装tomcat,安装完成后,启动tomcat,使用ie访问http://localhost:8080 ,测试tomcat运行是否正常。
4、 编写一个jsp文件(sessiontest.jsp)把testsession.jsp放到webapps/jsp-examplse;,将tomcat51拷贝到的d:/下,修改名字tomcat52;
在tomcat51中的testsession.jsp有提示信息index page served by tocmat51,在tomcat52的testsession.jsp有提示信息index page served by tomcat52
4、在tc01和tc02bin下编辑startup.bat,分别添加
set catalina_home=d:\tomcat51和set catalina_home=d:\tomcat52
5、 注释掉tc01和tc02中server.xml的
和把下面的注释去掉
tc02的jvmroute="tomcat52"
6、 在tc01的jk2.properties添加:
# sample jk2.properties file for tomcat5a
channelsocket.address=192.168.0.12
channelsocket.port=8009
shm.file=d:/apache2/conf/jk2.shm
tc02的channelsocket.port=8011
7、将mod_jk2.so复制到d:\apache2\modules目录下:
1.编辑d:\apache2\conf\httpd.conf文件,在loadmodule那一段代码中添加:
loadmodule jk2_module modules/mod_jk2.so
8、将adddefaultcharset iso-8859-1 改为 adddefaultcharset gb2312 使apache自动支持中文显示;
9、在“虚拟主机配置代码段”中添加:(此段配置可以根据你的实际情况进行修改)
serveradmin linvsfen◎163.com
documentroot "d:/ tomcat51/webapps/jsp-examples
servername localhost
errorlog logs/error_log
customlog logs/access_log common
10、建立并配置apache2/conf/ workers2.properties,如下:
# usually commented out on production environments
[logger.apache2]
file=”d:/apache2/logs/error.log”
level=error
# provide the basic config needed
[config]
file=d:/apache2/conf/workers2.properties
debug=1
# provide the location of shm file on the apache web server
[shm]
file=d:/apache2/conf/jk2.shm
size=1000000
# tomcat51
[channel.socket:192.168.0.12:8009]
host=192.168.0.12
port=8009
tomcatid=tomcat51
group=balanced
lb_factor=1
route=tomcat51
# tomcat5a worker
[ajp13:192.168.0.12:8009]
channel=channel.socket:tomcat51
# tomcat52
[channel.socket:192.168.0.12:8011]
host=192.168.0.12
port=8011
tomcatid=tomcat52
group=balanced
lb_factor=1
route=tomcat52
# tomcat52 worker
[ajp13:192.168.0.12:8011]
channel=channel.socket:tomcat52
# load balanced worker
[lb:balanced]
worker=ajp13:192.168.0.12:8009
worker=ajp13:192.168.0.12:8011
timeout=30
attempts=2
recovery=90
stickysession=1
noworkersmsg=server busy please retry after some time.
noworkercodemsg=503
# uri mapping
[uri:/jsp-examples/*]
info=mappings for the tomcat context jsp-examples
context=/jsp-examples
group=balanced
# define a status worker to test the run-time request behavior to the all workers
[status:]
# status uri mapping
[uri:/jkstatus/*]
group=status
11、启动apache和同时启动tomcat服务。
二.测试集群功能
1、访问http://localhost/jsp-examples/sessiontest.jsp, apache将请求发给tc01,返回结果,页面显示信息tomcat51。url不变
2、再打开一个ie窗口,访问http://192.168.0.12/jsp-examples/sessiontest.jsp
apache将请求发给tc02,返回结果。页面有信息:tomcat52,url不变
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