编译安装nginx

yum -y install gcc gcc-c++ pcre-devel zlib-devel openssl-devel

mkdir -p /home/dm/tools

1 wget http://nginx.org/download/nginx-1.8.1.tar.gz
2 ls -l
3 tar xf nginx-1.8.1.tar.gz 
4 cd nginx-1.8.1/

useradd www -s /sbin/nologin -M

1 ./configure --user=www --group=www --prefix=/application/nginx-1.8.1 --with-http_stub_status_module --with-http_ssl_module
2 make && make install

ln -s /application/nginx-1.8.1 /application/nginx

1 root@nginx nginx-1.8.1]# ll /application/|grep nginx
2 lrwxrwxrwx  1 root root  24 8月  19 19:06 nginx -> /application/nginx-1.8.1
3 drwxr-xr-x 11 root root 151 8月  19 19:06 nginx-1.8.1


4 [root@nginx nginx-1.8.1]# ls -l /application//nginx
5 lrwxrwxrwx 1 root root 24 8月  19 19:06 /application//nginx -> /application/nginx-1.8.1
6 [root@nginx nginx-1.8.1]# 

1 检查配置文件语法：
2 /application/nginx/sbin/nginx -t
3 
4 启动nginx：
5 /application/nginx/sbin/nginx 

1 [root@nginx nginx-1.8.1]# lsof -i :80
2 COMMAND  PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
3 nginx   3663 root    6u  IPv4  23418      0t0  TCP *:http (LISTEN)
4 nginx   3665  www    6u  IPv4  23418      0t0  TCP *:http (LISTEN)
5 
6 [root@nginx nginx-1.8.1]# netstat -lnt|grep 80
7 tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN 

centos6开启方法：
/sbin/iptables -I INPUT -p tcp --dport 80 -j ACCEPT
/etc/init.d/iptables save
service iptables restart

centos7开启方法：
firewall-cmd --zone-public --add-port=80/tcp --permanent 
firewall-cmd --zone=public --add-port=80/tcp --permanent 
firewall-cmd --reload

 1 [root@nginx nginx-1.8.1]# curl -I 192.168.200.102
 2 HTTP/1.1 200 OK
 3 Server: nginx/1.8.1
 4 Date: Sun, 19 Aug 2018 12:20:40 GMT
 5 Content-Type: text/html
 6 Content-Length: 612
 7 Last-Modified: Sun, 19 Aug 2018 11:06:05 GMT
 8 Connection: keep-alive
 9 ETag: "5b794f1d-264"
10 Accept-Ranges: bytes

1 --prefix=PATH                      set installation prefix　　　　　　　　　　#设置安装路径
2 --user=USER                        set non-privileged user for　　　　　　　 #设置用户权限
3 --group=GROUP                      set non-privileged group for　　　　　　  #进程用户组权限
4 --with-http_stub_status_module     enable ngx_http_stub_status_module　　　 #激活状态信息
5 --with-http_ssl_module             enable ngx_http_ssl_module　　　　　　　　 #激活ssl功能

1 /application/nginx/sbin/nginx -h
2 
3 -V    显示版本信息和配置选项并退出；
4 -t    检测nginx配置文件是否正确；
5 -s    后面可以跟stop, quit, reopen, reload，用来停止和重启nginx服务；