The method of Nginx reverse proxy and cache and cache clearing

This article introduces the methods of Nginx reverse proxy and cache caching and cache clearing, which are shared with you. The details are as follows:

one。 Nginx configuration

# user nobody;worker_processes 1 the errorless log logs/error.log;#error_log logs/error.log notice;#error_log logs/error.log info;#pid logs/nginx.pid;events {worker_connections 1024 } http {log_format main'$remote_addr-$remote_user [$time_local] "$request"'$status $body_bytes_sent "$http_referer"'"$http_user_agent"$http_x_forwarded_for"''$upstream_addr $upstream_status $request_time $upstream_response_time'; access_log / var/log/nginx/access.log main; error_log / var/log/nginx/error.log; server_tokens off " Include mime.types; default_type application/octet-stream; sendfile on; tcp_nopush on; client_max_body_size 10m; client_body_buffer_size 128k; proxy_connect_timeout 300; proxy_send_timeout 300; proxy_read_timeout 300; proxy_buffer_size 64k; proxy_buffers 4 512k; proxy_busy_buffers_size 512k; proxy_temp_file_write_size 512k; proxy_temp_path / data/nginx/proxy_temp Proxy_cache_path / data/nginx/proxy_cache levels=1:2 keys_zone=cache_one:2000m inactive=3d max_size=500g; 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; gzip on; gzip_min_length 1k; gzip_buffers 4 16k; gzip_http_version 1.1; gzip_comp_level 2 Gzip_types text/plain application/x-javascript text/css application/xml; gzip_vary on; upstream go {server www.cnblogs.com:80 weight=4; # server 42.121.252.58 weight=4;} server {listen 192.168.55.133 server 80; # server_name www.cnblogs.com; access_log / var/log/nginx/go.access.log main; error_log / var/log/nginx/go.error.log error Location / {proxy_cache cache_one; # proxy_cache_valid 200 304 301 302 2h; # proxy_cache_valid any 2h; # expires 1d; add_header X-Cache $upstream_cache_status; proxy_pass http://go; proxy_cache_key $uri$is_args$args } location ~ / purge (/. *) {allow 127.0.0.1; allow 192.168.55.0 Compact 24; deny all; proxy_cache_purge cache_one $1 $is_args$args;}

two。 test

1. First visit

two。 Refresh once, that is, the second visit

3. Cache cleanup

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