plik nginx configuration

vhost

upstream plik {
    server 127.0.0.1:8080;
    server 127.0.0.1:8081;
}

upstream stream {
    server 127.0.0.1:8080;
    server 127.0.0.1:8081;
    hash $key;
}

server {
    listen 9000;

    location / {
        set $upstream "";
        set $key "";
        access_by_lua '
            _,_,key = string.find(ngx.var.request_uri, "^/stream/[a-zA-Z0-9]{16}/([a-zA-Z0-9]{16})/.*$")
            if key == nil then
                ngx.log(ngx.STDERR, "regular upload")
                ngx.var.upstream = "plik"
            else
                ngx.log(ngx.STDERR, "stream upload")
                ngx.var.upstream = "stream"
                ngx.var.key = key
            end
        ';
        proxy_pass http://$upstream;
    }
}