server {
    listen         80;
    server_name    chat.navercorp.com;
    return         301 https://$server_name$request_uri;
}

server {
    listen 443;

    ssl on;
    ssl_certificate /cert/cert.pem;
    ssl_certificate_key /cert/key-no-password.pem;
    ssl_session_timeout 5m;
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers HIGH:MEDIUM:!SSLv2:!PSK:!SRP:!ADH:!AECDH;
    ssl_prefer_server_ciphers on;

    location / {
        gzip off;
        proxy_set_header X-Forwarded-Ssl on;

        client_max_body_size 50M;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header   X-Frame-Options   SAMEORIGIN;
        proxy_pass http://PLATFORM_ADDR:PLATFORM_PORT;
    }
}

# See https://github.com/mattermost/platform/blob/master/doc/install/Production-Ubuntu.md for the SSL configuration