(define-module (glicid services virtualization)
  #:use-module (gnu services)
  #:use-module (gnu services shepherd)
  #:use-module ((gnu services virtualization) #:prefix gnu)
  #:use-module ((gnu packages virtualization) #:prefix gnu)
;  #:use-module (guix records)
;  #:use-module (guix utils)
  #:use-module (guix gexp) ;; file-like?
  #:use-module (gnu services configuration) ;; define-configuration


  #:export (qemu-guest-agent-service-type)
)


;;;
;;; Redef QEMU guest agent service.
;;;



;(define (serialize-field field-name val)
;  (format #t "~a = ~a\n" (uglify-field-name field-name) val))

;(define (serialize-string field-name val)
;  (serialize-field field-name (quote-val val)))


;; 

;(define-configuration qemu-guest-agent-configuration
;  (qemu
;   (file-like gnu:qemu-minimal)
;   "QEMU package.")
;  (device
;   (string "")
;   "Path to device or socket used to communicate with the host.  If not
;specified, the QEMU default path is used."))

;(define (qemu-guest-agent-shepherd-service config)
;  (let ((qemu   (qemu-guest-agent-configuration-qemu config))
;        (device (qemu-guest-agent-configuration-device config)))
;    (list
;     (shepherd-service
;      (provision '(qemu-guest-agent))
;      (documentation "Run the QEMU guest agent.")
;      (start #~(make-forkexec-constructor
;                `(,(string-append #$qemu "/bin/qemu-ga")
;                  "--statedir" "/var/run"
;                  ,@(if (string-null? #$device)
;                        '()
;                        (list "--path" #$device)))
;                #:log-file "/var/log/qemu-ga.log"))
;      (stop #~(make-kill-destructor))))))


;(define (qemu-guest-agent-shepherd-service config)
;  (let ((qemu   (qemu-guest-agent-configuration-qemu config))
;        (device (qemu-guest-agent-configuration-device config)))
;    (list
;     (shepherd-service
;      (provision '(qemu-guest-agent))
;      (requirement '(udev)) ;; GLiCID
;      (documentation "Run the QEMU guest agent.")
;      (start #~(make-forkexec-constructor
;                `(,(string-append #$qemu "/bin/qemu-ga")
;                  "--statedir" "/var/run"
;                  ,@(if (string-null? #$device)
;                        '()
;                        (list "--path" #$device)))
;                #:log-file "/var/log/qemu-ga.log"))
;      (stop #~(make-kill-destructor))))))

(define (qemu-guest-agent-shepherd-service config)
 (inherit gnu:qemu-guest-agent-shepherd-service)
 (requirement '(udev)) ;; GLiCID

)


;(define qemu-guest-agent-service-type
;  (service-type
;   (name 'qemu-guest-agent)
;   (extensions
;    (list (service-extension shepherd-root-service-type
;                             qemu-guest-agent-shepherd-service)))
;   (default-value (qemu-guest-agent-configuration))
;   (description "Run the QEMU guest agent.")))