nginx安装与基本配置
2017-09-15 01:16
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一、编译安装
下载nginx-1.12.1放到任意目录下(传送门:http://t.cn/RpElw8S)[root@server1 ~] cd /root/nginx-1.12.1/src/core [root@server1 core] vim nginx.h #define nginx_ver "nginx/" ##把版本号注释掉,这是为了防止针对特定版本的恶意攻击 [root@server1 cc] cd /root/nginx-1.12.1/auto/cc/ [root@server1 cc] vim gcc #debug #CFLAGS="$CFLAGS -g" ##这一行注释起来,关闭编译时的调试模式,这样编译得到的源码包的大小会减少很多 [root@server1 nginx-1.12.1] ./configure --prefix=/usr/local/nginx --with-http_ssl_module --with-file-aio --with-threads --with-http_stub_status_module [root@server1 nginx-1.12.1] make [root@server1 nginx-1.12.1] make install [root@server1 nginx-1.12.1] cd /usr/local/nginx/sbin/ [root@server1 sbin] ln -s /usr/local/nginx/sbin/nginx /usr/local/sbin/ [root@server1 sbin] nginx [root@server1 sbin] netstat -antlp [root@server1 sbin] curl localhost
https和虚拟主机
[root@server1 nginx]# useradd -M -d /usr/local/nginx/ -s /sbin/nologin -u 800 nginx [root@server1 nginx]# id nginx uid=800(nginx) gid=800(nginx) groups=800(nginx) [root@server1 nginx]# lscpu ##查看系统拥有几个cpu,配置文件中绑定cpu时需要保存一致 [root@server1 nginx]# vim /usr/local/nginx/conf/nginx.conf 2 user nginx nginx; 3 worker_processes 2; 4 worker_cpu_affinity 01 10; 12 events { 13 worker_connections 65535; 14 } 98 server { ##https 99 listen 443 ssl; 100 server_name localhost; 101 102 ssl_certificate cert.pem; 103 ssl_certificate_key cert.pem; 104 105 ssl_session_cache shared:SSL:1m; 106 ssl_session_timeout 5m; 107 108 ssl_ciphers HIGH:!aNULL:!MD5; 109 ssl_prefer_server_ciphers on; 110 111 location / { 112 root html; 113 index index.html index.htm; 114 } 115 } 117 server{ ##虚拟主机 118 listen 80; 119 server_name www.westos.org; 120 121 location / { 122 root /www; 123 index index.html; 124 125 } 126 } 127 128 server{ ##虚拟主机 129 listen 80; 130 server_name bbs.westos.org; 131 132 location / { 133 root /bbs; 134 index index.html; 135 136 } 137 }
[root@server1 nginx]# vim /etc/security/limits.conf 52 nginx - nofile 65535
[root@server1 nginx]# echo "www.westos.org_nginx" >/www/index.html [root@server1 nginx]# echo "bbs.westos.org_nginx" >/bbs/index.html [root@server1 nginx]# cd /etc/pki/tls/certs/ [root@server1 certs]# make cert.pem ----- Country Name (2 letter code) [XX]:CN State or Province Name (full name) []:shaanxi Locality Name (eg, city) [Default City]:xi'an Organization Name (eg, company) [Default Company Ltd]:westos Organizational Unit Name (eg, section) []:linux Common Name (eg, your name or your server's hostname) []:server1 Email Address []:fangrong@163.com [root@server1 certs]# [root@server1 certs]# cp cert.pem /usr/local/nginx/conf/ [root@server1 certs]# nginx -t [root@server1 certs]# nginx -s reload 测试: https://172.25.20.1/ http://www.westos.org/ http://bbs.westos.org/[/code]负载均衡
stacky 粘滞 同一cookie不进行负载均衡[root@server1 nginx]# vim /usr/local/nginx/conf/nginx.conf 12 events { 13 worker_connections 65535; 14 } 15 16 17 http { 18 19 upstream westos{ 20 #ip_hash; ##ip哈希 20 #hash $request_uri consistent; ##域名哈希 20 server 172.25.8.2:80; 21 server 172.25.8.3:80 weight=3; ##3的权重为3,2和3 的比例为1:3,不加默认均衡 22 server 127.0.0.1:80 backup; ##2和3 全挂掉之后,读自己的 23 } 24 25 include mime.types; 26 default_type application/octet-stream; -------------------------------------------- 124 server{ 125 listen 80; 126 server_name www.westos.org; 127 128 location / { 129 # root /www; 130 # index index.html; 131 proxy_pass http://westos; ##代理,将所有的westos域名的请求转发到num:19 的upstream里 132 133 } 134 }重定向
[root@server1 nginx]# vim /usr/local/nginx/conf/nginx.conf 149 server{ 150 listen 80; 151 server_name westos.org ; 152 rewrite ^(.*) http://bbs.westos.org$1 permanent; ##westos.org -->http://bbs.westos.org permanent--永久;redirect:临时 153 } 139 server{ 140 listen 80; 141 server_name bbs.westos.org; 142 rewrite ^(.*) https://bbs.westos.org$1 permanent; ##bbs.westos.org -->https://bbs.westos.org 143 location / { 144 root /bbs; 145 index index.html; 146 147 } 148 } 120 121 location / { ##默认的根 https://bbs.westos.org 122 root html; 123 index index.html index.htm; 124 } 125 location /images{ ##https://bbs.westos.org/images/lvs-dr.jpg 访问的目录 126 alias /www/images; ##重定向到/www/images/ 目录下 127 } 128 } ##/www/images/lvs-dr.png ##目标文件位置
浏览器测试:
浏览器输入westos.org,自动调转到http://bbs.westos.org
浏览器输入westos.org/images/lvs-dr.png,自动调转到https://bbs.westos.org/images/lvs-dr.png
westos.org/images/lvs-dr.png—>http://bbs.westos.org/images/lvs-dr.png—>https://bbs.westos.org/images/lvs-dr.png
实际最后读取的并不是 /bbs/images/lvs-dr.png 而是/www/images/lvs-dr.png
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