apache http server下载地址
jk下载地址
首先安装apache
将mod_jk.so文件复制到apache/modules文件夹
include conf/mod_jk.conf
在apache/conf目录中,建立mod_jk.conf文件,文件内容如下
#加载mod_jk Module LoadModule jk_module modules/mod_jk.so #指定 workers.properties文件路径 JkWorkersFile conf/workers.properties #指定那些请求交给tomcat处理,"controller"为在workers.propertise里指定的负载分配控制器 JkMount /**.do controller
JkMount /**.html controller
JkMount /* controller
在apache/conf目录中,建立workers.properties文件,内容如下
worker.list = controller,tomcat1,tomcat2 #server 列表 #========tomcat1======== worker.tomcat1.port=18009 #ajp13 端口号,在tomcat下server.xml配置,默认8009 worker.tomcat1.host=localhost #tomcat的主机地址,如果不是本机,请填写ip地址 worker.tomcat1.type=ajp13 worker.tomcat1.lbfactor = 1 #server的加权比重,值越高,分得的请求越多 #========tomcat2======== worker.tomcat2.port=28009 #ajp13 端口号,在tomcat下server.xml配置,默认8009 worker.tomcat2.host=localhost #tomcat的主机地址,如果不是本机,请填写ip地址 worker.tomcat2.type=ajp13 worker.tomcat2.lbfactor = 1 #server的加权比重,值越高,分得的请求越多 #========controller,负载均衡控制器======== worker.controller.type=lb worker.controller.balanced_workers=tomcat1,tomcat2 #指定分担请求的tomcat worker.controller.sticky_session=1
修改第一个tomcat/conf/server.xml
改为<Server port="8005" shutdown
将<Server port="18005"
改为<Connector port="8080" protocol="HTTP/1.1"
将<Connector port="18080"
改为<Connector port="8009" protocol="AJP/1.3"
将<Connector port="18009"
增加jvmRoute<Engine name="Catalina" defaultHost="localhost"
在<Engine name="Catalina"这个标签的下面添加<Engine name="Catalina" defaultHost="localhost" jvmRoute="tomcat1"
<Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster" channelSendOptions="8"> <Manager className="org.apache.catalina.ha.session.DeltaManager" expireSessionsOnShutdown="false" notifyListenersOnReplication="true"/> <Channel className="org.apache.catalina.tribes.group.GroupChannel"> <Membership className="org.apache.catalina.tribes.membership.McastService" address="228.0.0.4" port="45564" frequency="500" dropTime="3000"/> <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver" address="auto" port="14000" autoBind="100" selectorTimeout="5000" maxThreads="6"/> <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter"> <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/> </Sender> <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/> <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatch15Interceptor"/> </Channel> <Valve className="org.apache.catalina.ha.tcp.ReplicationValve" filter=""/> <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/> <ClusterListener className="org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener"/> <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/> </Cluster>
改为<Server port="8005" shutdown
将<Server port="28005"
改为<Connector port="8080" protocol="HTTP/1.1"
将<Connector port="28080"
改为<Connector port="8009" protocol="AJP/1.3"
将<Connector port="28009"
增加jvmRoute<Engine name="Catalina" defaultHost="localhost"
在<Engine name="Catalina"这个标签的下面添加<Engine name="Catalina" defaultHost="localhost" jvmRoute="tomcat2"
<Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster" channelSendOptions="8"> <Manager className="org.apache.catalina.ha.session.DeltaManager" expireSessionsOnShutdown="false" notifyListenersOnReplication="true"/> <Channel className="org.apache.catalina.tribes.group.GroupChannel"> <Membership className="org.apache.catalina.tribes.membership.McastService" address="228.0.0.4" port="45564" frequency="500" dropTime="3000"/> <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver" address="auto" port="24000" autoBind="100" selectorTimeout="5000" maxThreads="6"/> <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter"> <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/> </Sender> <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/> <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatch15Interceptor"/> </Channel> <Valve className="org.apache.catalina.ha.tcp.ReplicationValve" filter=""/> <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/> <ClusterListener className="org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener"/> <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/> </Cluster>
在项目的web.xml的最下方,添加支持session复制的语句
<distributable /> </web-app>
这个sessionInfo必须 implements java.io.Serializable 才可以进行session复制,否则报错。SessionInfo sessionInfo = new SessionInfo();
session.setAttribute("sessionInfo",sessionInfo);