Learning Locker in a Docker container

A list to help install Learning Locker:

  • Apache on the host supports TLS and SNI:
<VirtualHost *:80>
  ServerAdmin email@somedomain.com
  ServerName lrs.somedomain.com
  ErrorLog /path/to/my/error_log
  CustomLog /path/to/access_log common

  Redirect / https://lrs.somedomain.com/
</VirtualHost>

<VirtualHost *:443>
  Protocols h2 http/1.1
  ServerAdmin email@somedomain.com
  ServerName lrs.somedomain.com
  ErrorLog /path/to/error_log
  CustomLog /path/to/access_log common

  AddType application/x-httpd-php .php

  ProxyRequests On
  <Location "/">
    ProxyPass http://localhost:8001/
    ProxyPassReverse http://localhost:8001/
#    AllowMethods GET POST OPTIONS
    AllowOverride All
    Require all granted
  </Location>

  SSLEngine on
  #SSLProtocol -ALL +TLSv1.1 +TLSv1.2
  SSLProtocol -ALL +TLSv1.2
  SSLCipherSuite ALL:!aNULL:!ADH:!eNULL:!LOW:!EXP:!RC4:!DES:!3DES:+HIGH:+MEDIUM
  SSLCertificateKeyFile /etc/letsencrypt/live/c3iq.co.uk/privkey.pem
  SSLCertificateFile /etc/letsencrypt/live/c3iq.co.uk/fullchain.pem

  <Files ~ "\.(cgi|shtml|phtml|php?)$">
     SSLOptions +StdEnvVars
  </Files>
</VirtualHost>

Let’s Encrypt is a beautiful thing.

  • I use a user called docker to corral configs for my docker containers:
  • git clone https://github.com/michzimny/learninglocker2-docker
  • mv learninglocker2-docker LRS
  • In LRS, mkdir volumes
  • edit .env
  • edit app/Dockerfile to use the latest version of Learning Locker
  • edit nginx.conf.template to reflect that Apache on the host does the redirect from 80 to 443

./build-dev.sh and docker-compose up -d.

While a default of HTTPS is a good thing it took me a while to find the redirect in NGINX.  That’s my job. 🙂  I assumed there was an issue with versions when the server reported Service Not Available.  It took several iterations and some debugging to get right.

This is a test of Gutenberg on my Gemini PDA

So, this is a standard paragraph. and it has some text.

Gemini PDA with an Illy cup
Gemini PDA with an Illy cup

This is another text block.  This seems to be working quite well.  I think, that the speed of typing with a small keyboard is dependant on how high the table is compared to where my elbows are and the angle of them.  I’m currently sitting on my sofa with the PDA and I’m typing quite quickly.  My back is hurting so maybe…