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wget http://nginx.org/download/nginx-1.17.0.tar.gz
wget http://labs.frickle.com/files/ngx_cache_purge-2.3.tar.gz
tar -zxf nginx-1.17.0.tar.gz
tar -zxf ngx_cache_purge-2.3.tar.gz
cd nginx-1.17.0
./configure --user=www --group=www --prefix=/usr/local/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_v2_module --with-http_gzip_static_module --with-http_sub_module --with-stream --with-stream_ssl_module --with-openssl=/root/lnmp1.5/src/openssl-1.0.2o --with-ld-opt=-Wl,-rpath,/usr/local/luajit/lib --add-module=/root/lnmp1.5/src/lua-nginx-module-0.10.11 --add-module=/root/lnmp1.5/src/ngx_devel_kit-0.3.0 --add-module=/root/ngx_cache_purge-2.3
make
make upgrade
/etc/init.d/nginx stop
cp objs/nginx /usr/local/nginx/sbin/nginx
/etc/init.d/nginx start

[root@laoxie~]# nginx -V 2>&1 | grep -o ngx_cache_purge
ngx_cache_purge
 
[root@laoxie ~]# nginx -V
nginx version: nginx/1.17.0
built by gcc 4.4.7 20120313 (Red Hat 4.4.7-23) (GCC)
built with OpenSSL 1.0.2o  27 Mar 2018
TLS SNI support enabled
configure arguments: --user=www --group=www --prefix=/usr/local/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_v2_module --with-http_gzip_static_module --with-http_sub_module --with-stream --with-stream_ssl_module --with-openssl=/root/lnmp1.5/src/openssl-1.0.2o --with-ld-opt=-Wl,-rpath,/usr/local/luajit/lib --add-module=/root/lnmp1.5/src/lua-nginx-module-0.10.11 --add-module=/root/lnmp1.5/src/ngx_devel_kit-0.3.0 --add-module=/root/ngx_cache_purge-2.3

#路径需要提前创建好
fastcgi_cache_path /tmp/nginx_cache levels=1:2 keys_zone=WORDPRESS:250m inactive=1d max_size=500m;
fastcgi_temp_path /tmp/nginx_cache/temp;
fastcgi_cache_key "$scheme$request_method$host$request_uri";
fastcgi_cache_use_stale error timeout invalid_header http_500;

		#ngx_cache_purge
		#post访问不缓存
		set $skip_cache 0; 
		if ($request_method = POST) {
			 set $skip_cache 1;
					}   
		#动态查询不缓存
		if ($query_string != "") {
			 set $skip_cache 1;
					}   
 
		#后台等特定页面不缓存（其他需求请自行添加即可）
		if ($request_uri ~* "/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|/sitemap*") {
			 set $skip_cache 1;
					} 
		#对登录用户、评论过的用户不展示缓存
		if ($http_cookie ~* "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in") {
			 set $skip_cache 1;
				}

			add_header Strict-Transport-Security "max-age=63072000; includeSubdomains; preload";
			fastcgi_cache_bypass $skip_cache;
			fastcgi_no_cache $skip_cache;
			add_header X-Cache "$upstream_cache_status From $host";
			add_header Cache-Control  max-age=0;
			add_header Nginx-Cache "$upstream_cache_status";
			add_header Last-Modified $date_gmt;
			# 只允许本站用 frame 来嵌套
			add_header X-Frame-Options SAMEORIGIN; 
			# 禁止嗅探文件类型
			add_header X-Content-Type-Options nosniff;
			# XSS 保护
			add_header X-XSS-Protection "1; mode=block";
			etag  on;
			fastcgi_cache WORDPRESS;
			fastcgi_cache_valid 200 301 302 1d;
 
			#忽略一切nocache申明，避免不缓存伪静态等
			fastcgi_ignore_headers Cache-Control Expires Set-Cookie;
		        fastcgi_cache_bypass $skip_cache;
		        fastcgi_no_cache $skip_cache;

#缓存清理配置（可选）
		location ~ /purge(/.*) {
			allow 127.0.0.1;
			#此处填写你的服务器IP
			allow 114.215.187.51;
			deny all;
			请注意此处的WORDPRESS要与上面的keys_zone保持一致
			fastcgi_cache_purge WORDPRESS "$scheme$request_method$host$1";
		}

[root@laoxie vhost]# curl -X GET -I https://www.xj123.info/7558.html
 
HTTP/1.1 200 OK
Server: nginx
Date: Sun, 14 Jul 2019 15:56:25 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
X-Powered-By: PHP/5.6.20
Set-Cookie: PHPSESSID=9jeedb5jkv1mb5snnccghjgd33; path=/
X-Pingback: https://www.xj123.info/xmlrpc.php
Link: <https://www.xj123.info/wp-json/>; rel="https://api.w.org/"
Link: <https://www.xj123.info/?p=7558>; rel=shortlink
Strict-Transport-Security: max-age=63072000; includeSubdomains; preload
X-Cache: MISS From www.xj123.info
Cache-Control: max-age=0
Nginx-Cache: MISS
Last-Modified: Sunday, 14-Jul-2019 15:56:25 GMT
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
 
[root@laoxie vhost]# curl -X GET -I https://www.xj123.info/7558.html
 
HTTP/1.1 200 OK
Server: nginx
Date: Sun, 14 Jul 2019 15:56:32 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
X-Powered-By: PHP/5.6.20
Set-Cookie: PHPSESSID=9jeedb5jkv1mb5snnccghjgd33; path=/
X-Pingback: https://www.xj123.info/xmlrpc.php
Link: <https://www.xj123.info/wp-json/>; rel="https://api.w.org/"
Link: <https://www.xj123.info/?p=7558>; rel=shortlink
Strict-Transport-Security: max-age=63072000; includeSubdomains; preload
X-Cache: HIT From www.xj123.info
Cache-Control: max-age=0
Nginx-Cache: HIT
Last-Modified: Sunday, 14-Jul-2019 15:56:32 GMT
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block

//根据实际情况定义缓存的存放路径
define( 'RT_WP_NGINX_HELPER_CACHE_PATH','/tmp/wpcache');

ln -s /tmp/nginx_cache/ /tmp/wpcache