modules/private/certificates.nix

   1 { lib, pkgs, config,  ... }:
   2 {
   3   options.services.myCertificates = {
   4     certConfig = lib.mkOption {
   5       default = {
   6         webroot = "${config.security.acme.directory}/acme-challenge";
   7         email = "ismael@bouya.org";
   8         postRun = ''
   9           systemctl reload httpdTools.service httpdInte.service httpdProd.service
  10         '';
  11         plugins = [ "cert.pem" "chain.pem" "fullchain.pem" "full.pem" "key.pem" "account_key.json" ];
  12       };
  13       description = "Default configuration for certificates";
  14     };
  15   };
  16
  17   config = {
  18     services.backup.profiles.system.excludeFile = ''
  19       + ${config.security.acme.directory}
  20       '';
  21     services.websites.certs = config.services.myCertificates.certConfig;
  22     myServices.databasesCerts = config.services.myCertificates.certConfig;
  23     myServices.ircCerts = config.services.myCertificates.certConfig;
  24
  25     security.acme.preliminarySelfsigned = true;
  26
  27     security.acme.certs = {
  28       "eldiron" = config.services.myCertificates.certConfig // {
  29         domain = "eldiron.immae.eu";
  30       };
  31     };
  32
  33     systemd.services = lib.attrsets.mapAttrs' (k: v:
  34       lib.attrsets.nameValuePair "acme-selfsigned-${k}" (lib.mkBefore { script =
  35         (lib.optionalString (builtins.elem "cert.pem" v.plugins) ''
  36         cp $workdir/server.crt ${config.security.acme.directory}/${k}/cert.pem
  37         chown '${v.user}:${v.group}' ${config.security.acme.directory}/${k}/cert.pem
  38         chmod ${if v.allowKeysForGroup then "750" else "700"} ${config.security.acme.directory}/${k}/cert.pem
  39         '') +
  40         (lib.optionalString (builtins.elem "chain.pem" v.plugins) ''
  41         cp $workdir/ca.crt ${config.security.acme.directory}/${k}/chain.pem
  42         chown '${v.user}:${v.group}' ${config.security.acme.directory}/${k}/chain.pem
  43         chmod ${if v.allowKeysForGroup then "750" else "700"} ${config.security.acme.directory}/${k}/chain.pem
  44         '')
  45       ; })
  46     ) config.security.acme.certs // {
  47       httpdProd.after = [ "acme-selfsigned-certificates.target" ];
  48       httpdProd.wants = [ "acme-selfsigned-certificates.target" ];
  49       httpdTools.after = [ "acme-selfsigned-certificates.target" ];
  50       httpdTools.wants = [ "acme-selfsigned-certificates.target" ];
  51       httpdInte.after = [ "acme-selfsigned-certificates.target" ];
  52       httpdInte.wants = [ "acme-selfsigned-certificates.target" ];
  53     };
  54   };
  55 }