Do you know all three reverse proxy methods of nginx?

worker_processes 1; events { worker_connections 1024; } http { charset utf-8; include mime.types; default_type application/octet-stream; log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; # log_format main 'remote_addr=$remote_addr:$remote_port, http_x_forwarded_for=$http_x_forwarded_for, proxy_add_x_forwarded_for=$proxy_add_x_forwarded_for '; access_log logs/access_format.log main; sendfile on; #tcp_nopush on; #keepalive_timeout 0; keepalive_timeout 65; #gzip on # 原始server server { listen 80; server_name localhost; location / { root html; index index.html index.htm; } } # 引入自定义的server配置 include my-proxy-server.conf; }

######################################################################## # 基于端口代理 ######################################################################## server { listen 81; server_name localhost; location / { proxy_pass http://192.168.0.153:9091; proxy_redirect default; } location = /50x.html { root html; } } server { listen 82; server_name localhost; location / { proxy_pass http://git.itplh.com; proxy_redirect default; } location = /50x.html { root html; } } ######################################################################## # 基于域名代理 + gitlocal负载均衡 ######################################################################## upstream gitlocal{ server 192.168.0.153:9091; server 192.168.0.154:9091; server 192.168.0.155:9091; } upstream gitbj{ server git.itplh.con; } server { listen 80; server_name gitlocal.com; location / { proxy_pass http://gitlocal; proxy_redirect default; } location = /50x.html { root html; } } server { listen 80; server_name gitbj.com; location / { proxy_pass http://gitbj; proxy_redirect default; } location = /50x.html { root html; } }