{
  kubernetes.resources = {
    configMaps.radicale.data = {
      users = "pim:$apr1$GUiTihkS$dDCkaUxFx/O86m6NCy/yQ.";

      # TODO: Can this be generated with nix?
      config = ''
        [server]
        hosts = 0.0.0.0:5232, [::]:5232
        ssl = False

        [encoding]
        request = utf-8
        stock = utf-8

        [auth]
        realm = Radicale - Password Required
        type = htpasswd
        htpasswd_filename = /config/users
        htpasswd_encryption = md5

        [rights]
        type = owner_only

        [storage]
        type = multifilesystem
        filesystem_folder = /data

        [logging]

        [headers]
      '';
    };

    deployments.radicale = {
      metadata.labels.app = "radicale";

      spec = {
        selector.matchLabels.app = "radicale";

        template = {
          metadata.labels.app = "radicale";

          spec = {
            containers.radicale = {
              image = "tomsquest/docker-radicale";

              ports = [{
                containerPort = 5232;
                protocol = "TCP";
              }];

              volumeMounts = [
                {
                  name = "data";
                  mountPath = "/data";
                }
                {
                  name = "config";
                  mountPath = "/config/config";
                  subPath = "config";
                }
                {
                  name = "config";
                  mountPath = "/config/users";
                  subPath = "users";
                }
              ];
            };

            volumes = {
              data.persistentVolumeClaim.claimName = "radicale";
              config.configMap.name = "radicale";
            };
          };
        };
      };
    };

    persistentVolumes.radicale.spec = {
      capacity.storage = "1Mi";
      accessModes = [ "ReadWriteMany" ];

      nfs = {
        server = "lewis.dmz";
        path = "/mnt/data/nfs/radicale";
      };
    };

    persistentVolumeClaims.radicale.spec = {
      accessModes = [ "ReadWriteMany" ];
      storageClassName = "";
      resources.requests.storage = "1Mi";
      volumeName = "radicale";
    };

    services.radicale.spec = {
      selector.app = "radicale";

      ports = [{
        protocol = "TCP";
        port = 80;
        targetPort = 5232;
      }];
    };

    ingresses.radicale = {
      metadata.annotations."cert-manager.io/cluster-issuer" = "letsencrypt";

      spec = {
        ingressClassName = "traefik";

        rules = [{
          host = "dav.kun.is";

          http.paths = [{
            path = "/";
            pathType = "Prefix";

            backend.service = {
              name = "radicale";
              port.number = 80;
            };
          }];
        }];

        tls = [{
          secretName = "radicale-tls";
          hosts = [ "dav.kun.is" ];
        }];
      };
    };
  };
}