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(use-modules
  ((srfi srfi-1) #:prefix s1:)
  ((xyz euandreh heredoc) #:prefix heredoc:)
  ((org euandre queue) #:prefix q:)
  ((org euandre services) #:prefix serv:)
  (gnu))
(use-package-modules
  version-control)
(use-service-modules
  certbot
  cgit
  mail
  networking
  security
  ssh
  web)
(heredoc:enable-syntax)



(define (path s)
  ;; src/guix/system.scm + ../../../ = ./
  (serv:str (dirname (dirname (dirname (current-filename)))) "/" s))

(define +users+
  `(("andre"  "EuAndreh" ("wheel") ,(path "src/keys/SSH/andre.pub.txt"))))



(add-to-load-path (dirname (current-filename)))
(use-modules
  ((packages) #:prefix packages:))


(define file
  (compose serv:slurp path))

(define +tld+
  ((compose string-trim-right
            serv:slurp
            path)
   "src/config/tld.txt"))



(define package-symbols
  '())

(define package-records
  (list
   #;
   packages:papo.im))  ;; FIXME: move to "website" repository


(operating-system
  (locale "en_GB.UTF-8")
  (timezone "America/Sao_Paulo")
  (host-name +tld+)
  (skeletons serv:skeletons)
  (users (append (serv:user-accounts +users+) %base-user-accounts))
  (packages (serv:package-set package-symbols package-records))
  (services
    (append
     (list
      (service ntp-service-type)
      (service dhcp-client-service-type)
      (service fail2ban-service-type)
      (service serv:binder-service-type (serv:binder-configuration (package packages:binder)))
      (service serv:glaze-service-type  (serv:glaze-configuration  (package packages:glaze)))
      (service serv:untls-service-type  (serv:untls-configuration  (package packages:untls)))
      (service serv:wscat-service-type  (serv:wscat-configuration  (package packages:wscat)))
      (service serv:papod-service-type  (serv:papod-configuration  (package packages:papod)))
      (service openssh-service-type (q:openssh-default-configuration (serv:users->keys +users+)))
      (service certbot-service-type (q:tld-certbot-configuration +tld+))
      (service cgit-service-type q:cgit-pre-configuration)
      (service serv:syskeep-service-type)
      (service q:shadow-group-service-type)
      (service q:dkimproxyout-service-type)
      (service q:cyrus-sasl-service-type)
      (service q:dovecot-service-type)
      (service q:internet-postfix-service-type)
      (service nginx-service-type
        (nginx-configuration
          (server-blocks
            (list
             (nginx-server-configuration
               (server-name (list +tld+))
               (listen '("[::]:443 ssl http2" "443 ssl http2"))
               (root "/srv/www")
               (ssl-certificate     (serv:fmt "/etc/letsencrypt/live/~a/fullchain.pem" +tld+))
               (ssl-certificate-key (serv:fmt "/etc/letsencrypt/live/~a/privkey.pem"   +tld+))
               (locations
                 (list
                  (nginx-location-configuration
                    (uri "/api/")
                    (body
                      (list
                       ;; FIXME: use this for blue/green deployment
                       #;
                       (serv:fmt "include /var/run/~a/curr.conf;~%" +tld+))))
                  (nginx-location-configuration
                    (uri "/git/static/")
                    (body
                      (list
                       (list "alias " cgit "/share/cgit/;"))))
                  (nginx-location-configuration
                    (uri "/git/")
                    (body
                      (list
                       (list "fastcgi_param SCRIPT_FILENAME " cgit "/lib/cgit/cgit.cgi;")
                       #"-
                         fastcgi_param PATH_INFO    $uri;
                         fastcgi_param QUERY_STRING $args;
                         fastcgi_param HTTP_HOST    $server_name;
                         fastcgi_pass localhost:9000;
                         rewrite /git(.*) $1 break;
                         "#)))))
               (raw-content
                 '(#"-
                     ssl_protocols TLSv1.3;
                     ssl_ciphers EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH;
                     ssl_prefer_server_ciphers on;
                     gzip off;  # Disable catch-all compression due to BREACH
                     charset UTF-8;
                     autoindex on;
                     add_header Strict-Transport-Security 'max-age=31536000; includeSubdomains' always;
                     "#)))))))
      (service mail-aliases-service-type
        `(("root"    "andre")
          ("support" ,@(map s1:first +users+)))))
     serv:base-services))
  (bootloader
    (bootloader-configuration
      (bootloader grub-bootloader)
      (targets '("/dev/vda"))))
  (swap-devices
    (list
     (swap-space
       (target
         (uuid "fde5e4a8-acc2-4c9a-9712-5494724c2c04")))))
  (file-systems
    (append
     (list
      (file-system
        (mount-point "/")
        (device
          (uuid "da72be6a-0c6b-4874-a57f-2046fcba13af" 'btrfs))
        (type "btrfs"))
      (file-system
        (mount-point "/mnt/production")
        (needed-for-boot? #t)
        (device
          (uuid "c50ad9fa-c7a1-49a1-93d2-6633f3cf929f" 'btrfs))
        (type "btrfs"))
      (file-system
        (mount-point "/mnt/backup")
        (device
          (uuid "d675e98c-3f48-44d1-b085-36c476d9313f" 'btrfs))
        (type "btrfs")))
     %base-file-systems)))