nginx + TLS + docker

nginx.conf

user  nginx;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '[$time_local] $host $remote_addr - $remote_user "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    keepalive_timeout  65;

    #gzip  on;

    resolver 127.0.0.11 valid=30s;

    server {
        listen 80;
        listen [::]:80;

        server_name example.org;

        location ^~ /.well-known/acme-challenge/ {
            alias /var/www/certbot;
        }        

        location / {
            return 301 https://$host$request_uri;
        }    
    }

    server {
        listen 443 ssl;
        listen [::]:443;

        ssl_certificate /etc/letsencrypt/live/example.org/fullchain.pem;
        ssl_certificate_key /etc/letsencrypt/live/example.org/privkey.pem;

        include /etc/letsencrypt/options-ssl-nginx.conf;
        ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

        server_name example.org;

        location / {
            set $upstream foobar;
            proxy_pass http://$upstream;
        }
    }
}