express 请求者IP
正常情况下: console.log(req.ip); // ::ffff:123.23.12.1 使用nginx代理后: location / { proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header REMOTE-HOST $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://127.0.0.1:2012; p...