map $http_upgrade $connection_upgrade {
default upgrade;
'' close;
}
server {
なんやかんや
location ~ /socket {
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $connection_upgrade;
proxy_set_header Host $host;
proxy_pass http://localhost:1337;
}
}
した。