nginx proxypass tcp

stream {
    upstream redis {
        server 127.0.0.1:6379 max_fails=3 fail_timeout=30s; 
    }
    server {
        listen 6379;
        proxy_connect_timeout 1s;
        proxy_timeout 3s;
        proxy_pass redis;
    }
}

放到 http { } 的前面