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-rw-r--r--gnu/system/image.scm90
-rw-r--r--gnu/system/images/hurd.scm29
-rw-r--r--gnu/tests/install.scm46
3 files changed, 118 insertions, 47 deletions
diff --git a/gnu/system/image.scm b/gnu/system/image.scm
index 0f2fb62a6b..c81054f847 100644
--- a/gnu/system/image.scm
+++ b/gnu/system/image.scm
@@ -18,6 +18,8 @@
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu system image)
+ #:use-module (guix diagnostics)
+ #:use-module (guix discovery)
#:use-module (guix gexp)
#:use-module (guix modules)
#:use-module (guix monads)
@@ -64,9 +66,16 @@
efi-disk-image
iso9660-image
- find-image
+ image-with-os
+ raw-image-type
+ iso-image-type
+ uncompressed-iso-image-type
+
+ image-with-label
system-image
- image-with-label))
+
+ %image-types
+ lookup-image-type-by-name))
;;;
@@ -114,6 +123,37 @@
(flags '(boot)))))))
+;;;
+;;; Images types.
+;;;
+
+(define-syntax-rule (image-with-os base-image os)
+ "Return an image inheriting from BASE-IMAGE, with the operating-system field
+set to the given OS."
+ (image
+ (inherit base-image)
+ (operating-system os)))
+
+(define raw-image-type
+ (image-type
+ (name 'raw)
+ (constructor (cut image-with-os efi-disk-image <>))))
+
+(define iso-image-type
+ (image-type
+ (name 'iso9660)
+ (constructor (cut image-with-os iso9660-image <>))))
+
+(define uncompressed-iso-image-type
+ (image-type
+ (name 'uncompressed-iso9660)
+ (constructor (cut image-with-os
+ (image
+ (inherit iso9660-image)
+ (compression? #f))
+ <>))))
+
+
;;
;; Helpers.
;;
@@ -442,7 +482,7 @@ returns an image record where the first partition's label is set to <label>."
image-size)
(else root-size))))
-(define* (image-with-os base-image os)
+(define* (image-with-os* base-image os)
"Return an image based on BASE-IMAGE but with the operating-system field set
to OS. Also set the UUID and the size of the root partition."
(define root-file-system
@@ -523,7 +563,7 @@ image, depending on IMAGE format."
(with-parameters ((%current-target-system target))
(let* ((os (operating-system-for-image image))
- (image* (image-with-os image os))
+ (image* (image-with-os* image os))
(image-format (image-format image))
(register-closures? (has-guix-service-type? os))
(bootcfg (operating-system-bootcfg os))
@@ -556,18 +596,34 @@ image, depending on IMAGE format."
#:grub-mkrescue-environment
'(("MKRESCUE_SED_MODE" . "mbr_only"))))))))
-(define (find-image file-system-type target)
- "Find and return an image built that could match the given FILE-SYSTEM-TYPE,
-built for TARGET. This is useful to adapt to interfaces written before the
-addition of the <image> record."
- (match file-system-type
- ("iso9660" iso9660-image)
- (_ (cond
- ((and target
- (hurd-triplet? target))
- (module-ref (resolve-interface '(gnu system images hurd))
- 'hurd-disk-image))
- (else
- efi-disk-image)))))
+
+;;
+;; Image detection.
+;;
+
+(define (image-modules)
+ "Return the list of image modules."
+ (cons (resolve-interface '(gnu system image))
+ (all-modules (map (lambda (entry)
+ `(,entry . "gnu/system/images/"))
+ %load-path)
+ #:warn warn-about-load-error)))
+
+(define %image-types
+ ;; The list of publically-known image types.
+ (delay (fold-module-public-variables (lambda (obj result)
+ (if (image-type? obj)
+ (cons obj result)
+ result))
+ '()
+ (image-modules))))
+
+(define (lookup-image-type-by-name name)
+ "Return the image type called NAME."
+ (or (srfi-1:find (lambda (image-type)
+ (eq? name (image-type-name image-type)))
+ (force %image-types))
+ (raise
+ (formatted-message (G_ "~a: no such image type~%") name))))
;;; image.scm ends here
diff --git a/gnu/system/images/hurd.scm b/gnu/system/images/hurd.scm
index 6d46eb5eda..4417952c5d 100644
--- a/gnu/system/images/hurd.scm
+++ b/gnu/system/images/hurd.scm
@@ -29,8 +29,11 @@
#:use-module (gnu system file-systems)
#:use-module (gnu system hurd)
#:use-module (gnu system image)
+ #:use-module (srfi srfi-26)
#:export (hurd-barebones-os
hurd-disk-image
+ hurd-image-type
+ hurd-qcow2-image-type
hurd-barebones-disk-image
hurd-barebones-qcow2-image))
@@ -83,14 +86,28 @@
(flags '(boot))
(initializer hurd-initialize-root-partition))))))
+(define hurd-image-type
+ (image-type
+ (name 'hurd-raw)
+ (constructor (cut image-with-os hurd-disk-image <>))))
+
+(define hurd-qcow2-image-type
+ (image-type
+ (name 'hurd-qcow2)
+ (constructor (lambda (os)
+ (image
+ (inherit hurd-disk-image)
+ (format 'compressed-qcow2)
+ (operating-system os))))))
+
(define hurd-barebones-disk-image
(image
- (inherit hurd-disk-image)
- (name 'hurd-barebones-disk-image)
- (operating-system hurd-barebones-os)))
+ (inherit
+ (os->image hurd-barebones-os #:type hurd-image-type))
+ (name 'hurd-barebones-disk-image)))
(define hurd-barebones-qcow2-image
(image
- (inherit hurd-barebones-disk-image)
- (name 'hurd-barebones.qcow2)
- (format 'compressed-qcow2)))
+ (inherit
+ (os->image hurd-barebones-os #:type hurd-qcow2-image-type))
+ (name 'hurd-barebones.qcow2)))
diff --git a/gnu/tests/install.scm b/gnu/tests/install.scm
index 5b7f9bf671..dee2b870e8 100644
--- a/gnu/tests/install.scm
+++ b/gnu/tests/install.scm
@@ -218,7 +218,7 @@ reboot\n")
#:imported-modules '((gnu services herd)
(gnu installer tests)
(guix combinators))))
- (installation-disk-image-file-system-type "ext4")
+ (installation-image-type 'raw)
(install-size 'guess)
(target-size (* 2200 MiB)))
"Run SCRIPT (a shell script following the system installation procedure) in
@@ -228,10 +228,6 @@ packages defined in installation-os."
(mlet* %store-monad ((_ (set-grafting #f))
(system (current-system))
- (target (current-target-system))
- (base-image -> (find-image
- installation-disk-image-file-system-type
- target))
;; Since the installation system has no network access,
;; we cheat a little bit by adding TARGET to its GC
@@ -239,18 +235,20 @@ packages defined in installation-os."
;; succeed. Also add guile-final, which is pulled in
;; through provenance.drv and may not always be present.
(target (operating-system-derivation target-os))
+ (base-image ->
+ (os->image
+ (operating-system-with-gc-roots
+ os (list target guile-final))
+ #:type (lookup-image-type-by-name
+ installation-image-type)))
(image ->
- (system-image
- (image
- (inherit base-image)
- (size install-size)
- (operating-system
- (operating-system-with-gc-roots
- os (list target guile-final)))
- ;; Do not compress to speed-up the tests.
- (compression? #f)
- ;; Don't provide substitutes; too big.
- (substitutable? #f)))))
+ (system-image
+ (image
+ (inherit base-image)
+ (size install-size)
+
+ ;; Don't provide substitutes; too big.
+ (substitutable? #f)))))
(define install
(with-imported-modules '((guix build utils)
(gnu build marionette))
@@ -270,16 +268,16 @@ packages defined in installation-os."
"-no-reboot"
"-m" "1200"
#$@(cond
- ((string=? "ext4" installation-disk-image-file-system-type)
+ ((eq? 'raw installation-image-type)
#~("-drive"
,(string-append "file=" #$image
",if=virtio,readonly")))
- ((string=? "iso9660" installation-disk-image-file-system-type)
+ ((eq? 'uncompressed-iso9660 installation-image-type)
#~("-cdrom" #$image))
(else
(error
- "unsupported installation-disk-image-file-system-type:"
- installation-disk-image-file-system-type)))
+ "unsupported installation-image-type:"
+ installation-image-type)))
"-drive"
,(string-append "file=" #$output ",if=virtio")
,@(if (file-exists? "/dev/kvm")
@@ -443,8 +441,8 @@ reboot\n")
%minimal-os-on-vda-source
#:script
%simple-installation-script-for-/dev/vda
- #:installation-disk-image-file-system-type
- "iso9660"))
+ #:installation-image-type
+ 'uncompressed-iso9660))
(command (qemu-command/writable-image image)))
(run-basic-test %minimal-os-on-vda command name)))))
@@ -1309,8 +1307,8 @@ build (current-guix) and then store a couple of full system images.")
#:os installation-os-for-gui-tests
#:install-size install-size
#:target-size target-size
- #:installation-disk-image-file-system-type
- "iso9660"
+ #:installation-image-type
+ 'uncompressed-iso9660
#:gui-test
(lambda (marionette)
(gui-test-program