install/logical/friot/discourse.nix

   1 {config, lib, pkgs, ...}:
   2 {
   3   options = {
   4     services.discourse = {
   5       hostname = lib.mkOption {
   6         type = lib.types.str;
   7       };
   8
   9       config = lib.mkOption {
  10         type = lib.types.str;
  11         default =
  12           ''
  13             ## this is the all-in-one, standalone Discourse Docker container template
  14             ##
  15             ## After making changes to this file, you MUST rebuild
  16             ## /var/discourse/launcher rebuild app
  17             ##
  18             ## BE *VERY* CAREFUL WHEN EDITING!
  19             ## YAML FILES ARE SUPER SUPER SENSITIVE TO MISTAKES IN WHITESPACE OR ALIGNMENT!
  20             ## visit http://www.yamllint.com/ to validate this file as needed
  21
  22             templates:
  23               - "templates/postgres.template.yml"
  24               - "templates/redis.template.yml"
  25               - "templates/web.template.yml"
  26               - "templates/web.ratelimited.template.yml"
  27             ## Uncomment these two lines if you wish to add Lets Encrypt (https)
  28               #- "templates/web.ssl.template.yml"
  29               #- "templates/web.letsencrypt.ssl.template.yml"
  30
  31             ## which TCP/IP ports should this container expose?
  32             ## If you want Discourse to share a port with another webserver like Apache or nginx,
  33             ## see https://meta.discourse.org/t/17247 for details
  34             expose:
  35               - "80:80"   # http
  36               - "443:443" # https
  37
  38             params:
  39               db_default_text_search_config: "pg_catalog.english"
  40
  41               ## Set db_shared_buffers to a max of 25% of the total memory.
  42               ## will be set automatically by bootstrap based on detected RAM, or you can override
  43               db_shared_buffers: "256MB"
  44
  45               ## can improve sorting performance, but adds memory usage per-connection
  46               #db_work_mem: "40MB"
  47
  48               ## Which Git revision should this container use? (default: tests-passed)
  49               #version: tests-passed
  50
  51             env:
  52               LANG: en_US.UTF-8
  53               # DISCOURSE_DEFAULT_LOCALE: en
  54
  55               ## How many concurrent web requests are supported? Depends on memory and CPU cores.
  56               ## will be set automatically by bootstrap based on detected CPUs, or you can override
  57               UNICORN_WORKERS: 2
  58
  59               ## TODO: The domain name this Discourse instance will respond to
  60               DISCOURSE_HOSTNAME: ${config.networking.domain}
  61
  62               ## Uncomment if you want the container to be started with the same
  63               ## hostname (-h option) as specified above (default "$hostname-$config")
  64               #DOCKER_USE_HOSTNAME: true
  65
  66               ## TODO: List of comma delimited emails that will be made admin and developer
  67               ## on initial signup example 'user1@example.com,user2@example.com'
  68               DISCOURSE_DEVELOPER_EMAILS: 'julm@autogeree.net'
  69
  70               ## TODO: The SMTP mail server used to validate new accounts and send notifications
  71               DISCOURSE_SMTP_ADDRESS: smtp.${config.networking.domain}
  72               DISCOURSE_SMTP_PORT: 2525
  73               DISCOURSE_SMTP_USER_NAME: discourse@${config.networking.domain}
  74               DISCOURSE_SMTP_PASSWORD: password
  75               #DISCOURSE_SMTP_ENABLE_START_TLS: true           # (optional, default true)
  76
  77               ## If you added the Lets Encrypt template, uncomment below to get a free SSL certificate
  78               #LETSENCRYPT_ACCOUNT_EMAIL: me@example.com
  79
  80               ## The CDN address for this Discourse instance (configured to pull)
  81               ## see https://meta.discourse.org/t/14857 for details
  82               #DISCOURSE_CDN_URL: //discourse-cdn.example.com
  83
  84             ## The Docker container is stateless; all data is stored in /shared
  85             volumes:
  86               - volume:
  87                   host: /var/discourse/shared/standalone
  88                   guest: /shared
  89               - volume:
  90                   host: /var/discourse/shared/standalone/log/var-log
  91                   guest: /var/log
  92
  93             ## Plugins go here
  94             ## see https://meta.discourse.org/t/19157 for details
  95             hooks:
  96               after_code:
  97                 - exec:
  98                     cd: $home/plugins
  99                     cmd:
 100                       - git clone https://github.com/discourse/docker_manager.git
 101                       - git clone https://github.com/teozkr/discourse-plugin-discord-auth.git
 102
 103             ## Any custom commands to run after building
 104             run:
 105               - exec: echo "Beginning of custom commands"
 106               ## If you want to set the 'From' email address for your first registration, uncomment and change:
 107               ## After getting the first signup email, re-comment the line. It only needs to run once.
 108               - exec: rails r "SiteSetting.notification_email='noreply@${config.networking.domain}'"
 109               - replace:
 110                  filename: "/etc/nginx/conf.d/discourse.conf"
 111                  from: /listen 80;/
 112                  to: |
 113                    listen 80;
 114                    set_real_ip_from 0.0.0.0/0;
 115               - exec: echo "End of custom commands"
 116           '';
 117       };
 118     };
 119   };
 120
 121   config = {
 122     virtualisation.docker.enable = true;
 123     #networking.firewall.enable = false;
 124     environment.systemPackages = [ pkgs.git ];
 125     systemd.services.discourse-setup = {
 126       wants = [ "docker.service" ];
 127       after = [ "network.target" "docker.service" ];
 128       wantedBy = [ "multi-user.target" ];
 129       path = [ pkgs.git pkgs.bash pkgs.nettools pkgs.which pkgs.gawk pkgs.docker ];
 130       script =
 131       ''
 132         if [[ ! -e /var/discourse ]]; then
 133           git clone --depth 1 https://github.com/discourse/discourse_docker.git /var/discourse
 134         fi
 135         cp ${pkgs.writeText "discourse-app.yml" config.services.discourse.config} \
 136          /var/discourse/containers/app.yml
 137         cd /var/discourse
 138         git pull --depth 1
 139         bash ./launcher rebuild app
 140       '';
 141       serviceConfig = {
 142         Type = "simple";
 143         RemainAfterExit = "yes";
 144       };
 145     };
 146   };
 147 }