config for setting up http2 + http-https redirect for NginX (version 1.9.7) with OpenSSL (1.0.1f).

nginx + http2 + http-https redirect.conf

upstream secured {
        server 0.0.0.0:8443;
}

server {
        listen 80;
        server_name example.com www.example.com;

        location / {
                add_header Cache-Control public;
                expires 10m;

                return 301 https://$server_name;
        }
}

server {
        listen 80;
        server_name example2.com www.example2.com;

         location / {
                add_header Cache-Control public;
                expires 10m;
                return 301 https://$server_name;
        }
}

server {
        listen 443 ssl http2;
        listen [::]:443 ssl http2;
        server_name example.com www.example.com;
        
        # ssl certificates can be self-signed using OpenSSL, OR
        # get FREE certificates from letsencrypt (https://github.com/letsencrypt/letsencrypt).
        ssl_certificate /path/to/your/ssl/cert/cert.pem;
        ssl_certificate_key /path/to/your/ssl/cert/privatekey/key.pem;

        ssl_session_timeout 1d;
        ssl_session_cache shared:SSL:50m;
        ssl_session_tickets off;

        ssl_dhparam /path/to/your/dhparam/dhparam.pem;

        # Always use the better and up-to-date SSL config, go to:
        # https://mozilla.github.io/server-side-tls/ssl-config-generator/
        ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
        ssl_ciphers 'ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:ECDHE-ECDSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA';
        ssl_prefer_server_ciphers on;

        add_header Strict-Transport-Security max-age=15768000;

        ssl_stapling on;
        ssl_stapling_verify on;

        resolver 8.8.8.8 8.8.4.4;

        root /path/to/your/root;
        index index.html;

        location / {
                try_files $uri $uri/ =404;

                add_header Cache-Control public;
                expires 10m;

                add_header Alternate-Protocol 443:npn-http/2;
                proxy_set_header X-Forwarded-Host $host;
                proxy_set_header X-Forwarded-Server $host;
                proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
                proxy_buffering off;
                proxy_connect_timeout 5;
                proxy_read_timeout 350;
        }
}

server {
        listen 443 ssl http2;
        listen [::]:443 ssl http2;

        server_name example2.com www.example2.com;

         ssl_certificate /path/to/your/ssl/cert/cert.pem;
        ssl_certificate_key /path/to/your/privatekey/key.pem;
        ssl_session_timeout 1d;
        ssl_session_cache shared:SSL:50m;
        ssl_session_tickets off;

        ssl_dhparam /path/to/your/dhparam/dhparam.pem;

        ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
        ssl_ciphers 'ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:ECDHE-ECDSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA';
        ssl_prefer_server_ciphers on;

        add_header Strict-Transport-Security max-age=15768000;

        ssl_stapling on;
        ssl_stapling_verify on;

        resolver 8.8.8.8 8.8.4.4;

        root /path/to/your/root;

         location / {
                try_files $uri $uri/ =404;
                proxy_set_header Host $host;
                proxy_set_header X-Real-IP $proxy_protocol_addr;
                proxy_set_header X-Forwarded-For $proxy_protocol_addr;
                add_header proxy_protocol $host;
                add_header Alternate-Protocol  443:npn-http/2;
                add_header Cache-Control public;
                expires 10m;

                proxy_pass https://secured;
        }
}