tengine负载均衡高可用配置

环境

Tengine-master:192.168.109.100

Tengine-slave:192.168.109.101

tomcat01:192.168.109.102

tomcat02:192.168.109.104

[Tengine部署]

# yum install -y gcc gcc-c++ make

#mkdir /opt/tengine-packages

#cd /opt/tengine-packages

# for tar in *.tar.gz;do tar xvf $tar;done

# cd /opt/tengine-packages/tengine-2.2.3
# ./configure –prefix=/opt/tengine –with-http_ssl_module –with-openssl=../openssl-1.1.1 –with-pcre=../pcre-8.42 –with-zlib=../zlib-1.2.11 –sbin-path=/opt/tengine/sbin/nginx –conf-path=/opt/tengine/conf/nginx.conf –pid-path=/opt/tengine/logs/nginx.pid

# make #编译的时候出现这个错误不要慌张，

# vim ./objs/Makefile #进入makefile编译makefile文件中将-lpthread修改为-pthread重新编译即可，如下图所示

root@hostname-109102 tengine-2.2.3]#make

root@hostname-109102 tengine-2.2.3]#make install

[root@hostname-109101 conf]# ln -s /opt/tengine/sbin/nginx /usr/local/sbin/

worker_processes  1;
events {
    worker_connections  1024;
}
http {
    include       mime.types;
    default_type  application/octet-stream;
    sendfile        on;
    keepalive_timeout  65;
    upstream tomcat_web {
    server 192.168.109.102:8080 weight=1 max_fails=2 fail_timeout=30s;
    server 192.168.109.104:8080 weight=1 max_fails=2 fail_timeout=30s;
}
    server {
        listen       80;
        server_name  localhost;
        location / {
            root   html;
            index  index.html index.htm;
       proxy_next_upstream http_502 http_504 error timeout invalid_header;
       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://tomcat_web;
       expires 3d;
              }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}

[root@hostname-109101 conf]# nginx -t
nginx: the configuration file /opt/tengine/conf/nginx.conf syntax is ok
nginx: configuration file /opt/tengine/conf/nginx.conf test is successful

[tomcat后端]

[root@tomcat-109103 ~]# mv /usr/src/jdk1.7.0_75/ /usr/local/java
[root@tomcat-109103 ~]# ln -s /usr/local/java/bin/* /usr/bin/
[root@tomcat-109103 ~]# vim /etc/profile.d/java.sh
export JAVA_HOME=/usr/local/java
export PATH=$PATH:$JAVA_HOME/bin
[root@tomcat-109103 ~]# source  /etc/profile.d/java.sh
[root@tomcat-109103 ~]# java -version
java version "1.7.0_75"
Java(TM) SE Runtime Environment (build 1.7.0_75-b13)
Java HotSpot(TM) 64-Bit Server VM (build 24.75-b04, mixed mode)
[root@tomcat-109103 ~]# cp -r apache-tomcat-7.0.65/ /usr/local/tomcat01
[root@tomcat-109103 ~]# cp -r apache-tomcat-7.0.65/ /usr/local/tomcat02
[root@hostname-109103 ~]# mkdir /www/{web01,web02}
[root@hostname-109103 ~]# vim /usr/local/tomcat01/conf/server.xml
<Context path="/" docBase="/www/web01"  reloadable="true"/>
[root@hostname-109103 ~]# vim /usr/local/tomcat02/conf/server.xml
     <Context path="/" docBase="/www/web02"  reloadable="true"/>

[root@hostname-109102 ~]# cat /www/web01/index.jsp #ps：这里是109.102机器的tomcat访问测试页面
<html>
<body>
<h1>JSP Test Page 11111</h1>
<%=new java.util.Date()%>
</body>
</html>

[root@hostname-109104 ~]# cat /www/web02/index.jsp #ps：这里是109.104访问测试页面
<html>
<body>
<h1>JSP Test Page 22222</h1>
<%=new java.util.Date()%>
</body>
</html>

[keepalived]

yum install -y ipvsadm keepalived

! Configuration File for keepalived

global_defs {
   notification_email {
     acassen@firewall.loc
   }
   notification_email_from Alexandre.Cassen@firewall.loc
   smtp_server 127.0.0.1
   smtp_connect_timeout 30
   router_id LVS_HOST
}

vrrp_instance VI_1 {
    state MASTER/BACKUP
    interface eth0
    virtual_router_id 51
    priority 100/50
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass 1111
    }
    virtual_ipaddress {
        192.168.109.188
    }
}

virtual_server 192.168.109.188 8080 {
    delay_loop 6
    lb_algo rr
    lb_kind DR
    persistence_timeout 50
    protocol TCP

      real_server 192.168.109.102 8080 {
        weight 1
        TCP_CHECK {
            connect_timeout 3
            nb_get_retry 3
            delay_before_retry 3
            connect_port 8080
        }
    }

      real_server 192.168.109.104 8080 {
        weight 1
        TCP_CHECK {
            connect_timeout 3
            nb_get_retry 3
            delay_before_retry 3
            connect_port 8080
        }
    }
}