Nginx配置详解

#运行用户
user nobody nobody;
#启动进程
worker_processes 2;
#全局错误日志及PID文档
error_log logs/error.log notice;
pid logs/Nginx.pid;
#工作模式及连接数上限
events {
use epoll;
worker_connections 1024;
}
#设定http服务器，利用他的反向代理功能提供负载均衡支持
http {
#设定mime类型
include conf/mime.types;
default_type application/octet-stream;
#设定日志格式
log_format main '$remote_addr - $remote_user [$time_local] '
'"$request" $status $bytes_sent '
'"$http_referer" "$http_user_agent" '
'"$gzip_ratio"';
log_format download '$remote_addr - $remote_user [$time_local] '
'"$request" $status $bytes_sent '
'"$http_referer" "$http_user_agent" '
'"$http_range" "$sent_http_content_range"';
#设定请求缓冲
client_header_buffer_size 1k;
large_client_header_buffers 4 4k;
#开启gzip模块
gzip on;
gzip_min_length 1100;
gzip_buffers 4 8k;
gzip_types text/plain;
output_buffers 1 32k;
postpone_output 1460;
#设定access log
access_log logs/access.log main;
client_header_timeout 3m;
client_body_timeout 3m;
send_timeout 3m;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
#设定负载均衡的服务器列表
upstream mysvr {
#weigth参数表示权值，权值越高被分配到的几率越大
#本机上的Squid开启3128端口
server 192.168.8.1:3128 weight=5;
server 192.168.8.2:80 weight=1;
server 192.168.8.3:80 weight=6;
}
#设定虚拟主机
server {
listen 80;
server_name 192.168.8.1
www.yejr.com
;
charset gb2312;
#设定本虚拟主机的访问日志
access_log logs/www.yejr.com.access.log main;
#假如访问 /img/*, /js/*, /css/* 资源，则直接取本地文档，不通过squid
#假如这些文档较多，不推荐这种方式，因为通过squid的缓存效果更好
location ~ ^/(img|js|css)/ {
root /data3/Html;
expires 24h;
}
#对 "/" 启用负载均衡
location / {
proxy_pass http://mysvr;
proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
client_max_body_size 10m;
client_body_buffer_size 128k;
proxy_connect_timeout 90;
proxy_send_timeout 90;
proxy_read_timeout 90;
proxy_buffer_size 4k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
proxy_temp_file_write_size 64k;
}
#设定查看Nginx状态的地址
location /NginxStatus {
stub_status on;
access_log on;
auth_basic "NginxStatus";
auth_basic_user_file conf/htpasswd;
}
}
}