受欢迎的网站建设,工信部备案网站查,网站建设方案百度文库,创建网站基本步骤本次试验用到的软件包的版本如下#xff1a;一、针对10.43.2.134的操作1.安装jdk环境tar zxf jdk-8u5-linux-x64.tar.gz mkdir /usr/javamv jdk1.8.0_05/ /usr/java/编辑/etc/profile在文档的末尾追加如下5行内容#xff1a;JAVA_HOME/usr/java/jdk1.8.0_05JRE_HOME/usr/java… 本次试验用到的软件包的版本如下一、针对10.43.2.134的操作1.安装jdk环境tar zxf jdk-8u5-linux-x64.tar.gz mkdir /usr/javamv jdk1.8.0_05/ /usr/java/编辑/etc/profile在文档的末尾追加如下5行内容JAVA_HOME/usr/java/jdk1.8.0_05JRE_HOME/usr/java/jdk1.8.0_05/jrePATH$PATH:$JAVA_HOME/bin:$JRE_HOME/binCLASSPATH.:${JAVA_HOME}/lib/:$JRE_HOME/libexport JAVA_HOME JRE_HOME PATH CLASSPATH[rootlocalhost jdk1.8.0_05]# source /etc/profile查看Java的版本[rootlocalhost ~]# java -versionjava version 1.8.0_05Java(TM) SE Runtime Environment (build 1.8.0_05-b13)Java HotSpot(TM) 64-Bit Server VM (build 25.5-b02, mixed mode)2.安装Tomcat tar zxvf apache-tomcat-8.0.8.tar.gzmv apache-tomcat-8.0.8 /usr/local/tomcat/#默认tomcat是root身份运行的这样不安全我们设置来用普通用户groupadd tomcat useradd -g tomcat tomcat passwd tomcat chown tomcat.tomcat -R /usr/local/tomcat su – tomcat /usr/local/tomcat/bin/startup.sh echo “su – tomcat /usr/local/tomcat/bin/startup.sh” /etc/rc.local #开机启动确认服务是否启动成功:http://localhost:8080同样的方式再部署一个tomcat端口号8081tar zxvf apache-tomcat-8.0.8.tar.gzmv apache-tomcat-8.0.8 /usr/local/tomcat2chown tomcat.tomcat -R /usr/local/tomcat2 编辑 /usr/local/tomcat2/conf/server.xml三处修改分别是su – tomcat /usr/local/tomcat2/bin/startup.sh echo “su – tomcat /usr/local/tomcat2/bin/startup.sh” /etc/rc.local确认服务是否启动成功:http://localhost:80813.制作tomcat服务器测试页并测试访问分别在$CATALINA/webapps/ROOT/下建立测试页面t.jsp# vim /usr/local/tomcat/webapps/ROOT/t.jsphtml body bgcolorgreen center % request.getSession().getId() % h110.43.2.134/h1 h1port:8080/h1 /center /body/html# vim /usr/local/tomcat2/webapps/ROOT/t.jsphtml body bgcolorred center % request.getSession().getId() % h110.43.2.134/h1 h1port:8081/h1 /center /body/html打开http://10.43.2.134:8080/t.jsp和http://10.43.2.134:8081/t.jsp可以看到不同的页面二、针对10.43.2.135的操作nginx的安装安装依赖包yum -y install gcc openssl-devel pcre-devel zlib-devel 安装nginxuseradd nginx -s /sbin/nologintar zxvf nginx-0.8.46.tar.gz cd nginx-0.8.46/ ./configure --usernginx--groupnginx --prefix/usr/local/nginx --with-http_stub_status_module --with-http_ssl_module make make install启动服务/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf [rootlocalhost ~]# netstat -anpt|grep nginx tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 7920/nginx测试nginx默认web服务器是否能正常运行设置nginx开机自动启动 [rootrhel6u3-7 ~]# echo /usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf /etc/rc.local [rootrhel6u3-7 ~]# cat /etc/rc.local | grep nginx /usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf nginx的启动脚本#编写nginx启动、停止、重启的管理脚本方便使用cat /etc/init.d/nginx#!/bin/sh # # nginx - this script starts and stops the nginx daemon # # chkconfig: - 85 15 # description: Nginx is an HTTP(S) server, HTTP(S) reverse \ # proxy and IMAP/POP3 proxy server # processname: nginx # config: /etc/nginx/nginx.conf # config: /etc/sysconfig/nginx # pidfile: /var/run/nginx.pid # Source function library. . /etc/rc.d/init.d/functions # Source networking configuration. . /etc/sysconfig/network # Check that networking is up. [ $NETWORKING no ] exit 0 nginx/usr/local/nginx/sbin/nginx prog$(basename $nginx) NGINX_CONF_FILE/usr/local/nginx/conf/nginx.conf [ -f /etc/sysconfig/nginx ] . /etc/sysconfig/nginx lockfile/var/lock/subsys/nginx start() { [ -x $nginx ] || exit 5 [ -f $NGINX_CONF_FILE ] || exit 6 echo -n $Starting $prog: daemon $nginx -c $NGINX_CONF_FILE retval$? echo [ $retval -eq 0 ] touch $lockfile return $retval } stop() { echo -n $Stopping $prog: killproc $prog -QUIT retval$? echo [ $retval -eq 0 ] rm -f $lockfile return $retval killall -9 nginx } restart() { configtest || return $? stop sleep 1 start } reload() { configtest || return $? echo -n $Reloading $prog: killproc $nginx -HUP RETVAL$? echo } force_reload() { restart } configtest() { $nginx -t -c $NGINX_CONF_FILE } rh_status() { status $prog } rh_status_q() { rh_status /dev/null 21 } case $1 in start) rh_status_q exit 0 $1 ;; stop) rh_status_q || exit 0 $1 ;; restart|configtest) $1 ;; reload) rh_status_q || exit 7 $1 ;; force-reload) force_reload ;; status) rh_status ;; condrestart|try-restart) rh_status_q || exit 0 ;; *) echo $Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest} exit 2 esac [rootrhel6u3-7 init.d]# chmod 755 nginx [rootrhel6u3-7 init.d]# chkconfig --add nginx [rootrhel6u3-7 init.d]# chkconfig --level 35 nginx on [rootrhel6u3-7 init.d]# chkconfig --list | grep nginx nginx 0:off 1:off 2:off 3:on 4:off 5:on 6:off 测试nginx脚本文件是否能够正常使用[rootrhel6u3-7 init.d]# /etc/init.d/nginx restart nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful Stopping nginx: [ OK ] Starting nginx: [ OK ] [rootrhel6u3-7 init.d]# /etc/init.d/nginx reload nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful Reloading nginx: [ OK ] [rootrhel6u3-7 ~]# cat /usr/local/nginx/logs/nginx.pid 15799 [rootrhel6u3-7 ~]# kill -HUP cat /usr/local/nginx/logs/nginx.pid [rootrhel6u3-7 init.d]# /etc/init.d/nginx stop Stopping nginx: [ OK ] 2.编辑nginx的主配置文件实现对10.43.2.134上两个tomcat的代理cat nginx.confuser nginx nginx;worker_processes 1;error_log logs/error.log;pid logs/nginx.pid;events { worker_connections 1024;}http { include mime.types; default_type application/octet-stream; log_format main $remote_addr - $remote_user [$time_local] $request $status $body_bytes_sent $http_referer $http_user_agent $http_x_forwarded_for; #access_log logs/access.log main; sendfile on; #tcp_nopush on; #keepalive_timeout 0; keepalive_timeout 65; #gzip on; upstream tomcatweb {server 10.43.2.134:8080;server 10.43.2.134:8081; } server { listen 80; server_name localhost; #charset koi8-r; #access_log logs/host.access.log main; location / { root html; index index.html index.htm; proxy_pass http://tomcatweb; } error_page 500 502 503 504 /50x.html; location /50x.html { root html; } }}3.重新加载nginx服务并验证重新加载/etc/init.d/nginx reload 验证可以看到nginx已经成功代理10.43.2.134上的两个tomcat访问http://10.43.2.135/t.jsp能够正常访问到10.43.2.134:8080/test.jsp和http://10.43.2.134:8081/test.jsp交替出现并且session id 刷新一次变化一次。4.安装memcache安装libevent注memcached是基于libevent进行事件处理的所以我们得先安装libevent[rootmemcache src]# tar xf libevent-2.0.21-stable.tar.gz[rootmemcache src]# cd libevent-2.0.21-stable[rootmemcache libevent-2.0.21-stable]# ./configure --prefix/usr/local/libevent[rootmemcache libevent-2.0.21-stable]# make make install安装memcached[rootmemcache src]# tar xf memcached-1.4.15.tar.gz[rootmemcache src]# cd memcached-1.4.15[rootmemcache memcached-1.4.15]# ./configure --prefix/usr/local/memcached --with-libevent/usr/local/libevent[rootmemcache memcached-1.4.15]# make make install[rootmemcache ~]# memcached -d -m 500 -u root -l 192.168.18.201 -c 256 -P /tmp/memcached.pid -vvv 查看一下启动端口rootmemcache ~]# netstat -ntulp Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program nametcp 0 0 192.168.18.201:11211 0.0.0.0:* LISTEN 8086/memcached tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1026/sshd tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN 1103/master tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN 1137/sshd tcp 0 0 127.0.0.1:6011 0.0.0.0:* LISTEN 8044/sshd tcp 0 0 :::22 :::* LISTEN 1026/sshd tcp 0 0 ::1:25 :::* LISTEN 1103/master tcp 0 0 ::1:6010 :::* LISTEN 1137/sshd tcp 0 0 ::1:6011 :::* LISTEN 8044/sshd udp 0 0 192.168.18.201:11211 0.0.0.0:* 8086/memcached提供SysV的startup脚本[rootmemcache ~]# vim /etc/init.d/memcached #!/bin/bash # # Init file for memcached # # chkconfig: - 86 14 # description: Distributed memory caching daemon # # processname: memcached # config: /etc/sysconfig/memcached. /etc/rc.d/init.d/functions## Default variables PORT11211 USERroot MAXCONN1024 CACHESIZE64 OPTIONSRETVAL0 prog/usr/local/memcached/bin/memcached descDistributed memory caching lockfile/var/lock/subsys/memcachedstart() { echo -n $Starting $desc (memcached): daemon $prog -d -p $PORT -u $USER -c $MAXCONN -m $CACHESIZE $OPTIONS RETVAL$? echo [ $RETVAL -eq 0 ] touch $lockfile return $RETVAL }stop() { echo -n $Shutting down $desc (memcached): killproc $prog RETVAL$? echo [ $RETVAL -eq 0 ] rm -f $lockfile return $RETVAL }restart() { stop start }reload() { echo -n $Reloading $desc ($prog): killproc $prog -HUP RETVAL$? echo return $RETVAL }case $1 in start) start ;; stop) stop ;; restart) restart ;; condrestart) [ -e $lockfile ] restart RETVAL$? ;; reload) reload ;; status) status $prog RETVAL$? ;; *) echo $Usage: $0 {start|stop|restart|condrestart|status} RETVAL1 esac增加执行权限[rootmemcache ~]# chmod x /etc/init.d/memcached加入服务列表并设置开机自启动[rootmemcache ~]# chkconfig --add memcached [rootmemcache ~]# chkconfig memcached on [rootmemcache ~]# chkconfig memcached --list memcached 0:关闭 1:关闭 2:启用 3:启用 4:启用 5:启用 6:关闭三 、如何实现memcached session共享以下操作在每个tomcat上都需要执行在$CATALINA/lib中添加如下jar包jar包的下载地址http://down.51cto.com/data/16342732.修改配置文件context.xml在context.xml中添加如下内容ManagerclassNamede.javakaffee.web.msm.MemcachedBackupSessionManager memcachedNodesn1:10.43.2.135:11211 stickyfalse sessionBackupAsyncfalse lockingModenone requestUriIgnorePattern.*\.(ico|png|gif|jpg|css|js)$ transcoderFactoryClassde.javakaffee.web.msm.JavaSerializationTranscoderFactory/3.重启tomcat服务并进行验证再次http://10.43.2.135/t.jsp 可以看到10.43.2.134:8080/t.jsp和http://10.43.2.134:8081/t.jsp交替出现端口变化session id保持不变 转载于:https://blog.51cto.com/5250070/1531488
