Nginx + Tomcat情况下实现消息疏散和负载平衡

　　0.前期筹备

　　利用Debian情况。安装Nginx(默认安装)，一个web项目，安装tomcat(默认安装)等。

　　1.一份Nginx.conf设置文件

#界说Nginx运行的用户和用户组假如对应处事器袒露在外面的话发起利用权限较小的用户防备被入侵#userwwwwww;#Nginx历程数,发起配置为便是CPU总焦点数worker_processes;#开启全局错误日志范例error_log/var/log/nginx/error.loginfo;#历程文件pid/var/run/nginx.pid;#一个Nginx历程打开的最多文件描写数目发起与ulimit-n一致#假如面临高并发时留意修改该值ulimit-n尚有部门系统参数而并非这个单独确定worker_rlimit_nofile;events{#利用epoll模子提高机能useepoll;#单个历程最大毗连数worker_connections;}http{#扩展名与文件范例映射表includemime.types;#默认范例default_typeapplication/octet-stream;sendfileon;tcp_nopushon;tcp_nodelayon;keepalive_timeout;types_hash_max_size;#日志access_log/var/log/nginx/access.log;error_log/var/log/nginx/error.log;#gzip压缩传输gzipon;gzip_min_length1k;#最小1Kgzip_buffers64K;gzip_http_version1.1;gzip_comp_level;gzip_typestext/plainapplication/x-javascripttext/cssapplication/xmlapplication/javascript;gzip_varyon;#负载平衡组#静态处事器组upstreamstatic.zh-jieli.com{server127.0.0.1:weight=;}#动态处事器组upstreamzh-jieli.com{server127.0.0.1:;#server192.168.8.203:;}#设置署理参数proxy_redirectoff;proxy_set_headerHost$host;proxy_set_headerX-Real-IP$remote_addr;proxy_set_headerX-Forwarded-For$proxy_add_x_forwarded_for;client_max_body_size10m;client_body_buffer_size128k;proxy_connect_timeout;proxy_send_timeout;proxy_read_timeout;proxy_buffer_size4k;proxy_buffers32k;proxy_busy_buffers_size64k;#缓存设置proxy_cache_key'$host:$server_port$request_uri';proxy_temp_file_write_size64k;proxy_temp_path/dev/shm/JieLiERP/proxy_temp_path;proxy_cache_path/dev/shm/JieLiERP/proxy_cache_pathlevels=:keys_zone=cache_one:200minactive=5dmax_size=1g;proxy_ignore_headersX-Accel-ExpiresExpiresCache-ControlSet-Cookie;server{listen;server_nameerp.zh-jieli.com;location/{indexindex;#默认主页为/index#proxy_passhttp://jieli;}location~.*.(js|css|ico|png|jpg|eot|svg|ttf|woff){proxy_cachecache_one;proxy_cache_valid5d;proxy_cache_validany5d;proxy_cache_key'$host:$server_port$request_uri';add_headerX-Cache'$upstream_cache_statusfrom$host';proxy_passhttp://static.zh-jieli.com;#所有静态文件直接读取硬盘#root/var/lib/tomcat7/webapps/JieLiERP/WEB-INF;expires30d;#缓存30天}#其他页面反向署理到tomcat容器location~.*${indexindex;proxy_passhttp://zh-jieli.com;}}server{listen;server_namestatic;location/{}location~.*.(js|css|ico|png|jpg|eot|svg|ttf|woff){#所有静态文件直接读取硬盘root/var/lib/tomcat7/webapps/JieLiERP/WEB-INF;expires30d;#缓存30天}}}