写法一

upstream test1 {
server 127.0.0.1:8090;
}

location / {
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-Host $host;
proxy_set_header X-Forwarded-Port $server_port;
proxy_pass http://test1;
}

写法二

location / {
proxy_pass http://127.0.0.1:8090;
proxy_redirect off;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $http_host;
}

nginx转发的两种写法

原文：https://www.cnblogs.com/xfbx/p/14815590.html