#:use-module (guix build store-copy)
#:use-module (guix build syscalls)
#:use-module (guix store database)
+ #:use-module (gnu build bootloader)
#:use-module (gnu build linux-boot)
#:use-module (gnu build install)
#:use-module (gnu system uuid)
estimated-partition-size
root-partition-initializer
initialize-partition-table
- initialize-hard-disk
- make-iso9660-image))
+ initialize-hard-disk))
;;; Commentary:
;;;
linux initrd
make-disk-image?
single-file-output?
- target-arm32?
- target-aarch64?
(disk-image-size (* 100 (expt 2 20)))
(disk-image-format "qcow2")
(references-graphs '()))
REFERENCES-GRAPHS can specify a list of reference-graph files as produced by
the #:references-graphs parameter of 'derivation'."
- (define target-arm? (or target-arm32? target-aarch64?))
+ (define target-arm32?
+ (string-prefix? "arm-" %host-type))
+
+ (define target-aarch64?
+ (string-prefix? "aarch64-" %host-type))
+
+ (define target-arm?
+ (or target-arm32? target-aarch64?))
(define arch-specific-flags
`(;; On ARM, a machine has to be specified. Use "virt" machine to avoid
true, reset timestamps on store files and, if DEDUPLICATE? is true,
deduplicates files common to CLOSURE and the rest of PREFIX."
(let ((items (call-with-input-file closure read-reference-graph)))
- (register-items items
- #:prefix prefix
- #:deduplicate? deduplicate?
- #:reset-timestamps? reset-timestamps?
- #:registration-time %epoch
- #:schema schema)))
+ (parameterize ((sql-schema schema))
+ (with-database (store-database-file #:prefix prefix) db
+ (register-items db items
+ #:prefix prefix
+ #:deduplicate? deduplicate?
+ #:reset-timestamps? reset-timestamps?
+ #:registration-time %epoch)))))
\f
;;;
(mkdir-p directory)
(symlink bootcfg (string-append directory "/bootcfg"))))
-(define (install-efi grub esp config-file)
- "Write a self-contained GRUB EFI loader to the mounted ESP using CONFIG-FILE."
- (let* ((system %host-type)
- ;; Hard code the output location to a well-known path recognized by
- ;; compliant firmware. See "3.5.1.1 Removable Media Boot Behaviour":
- ;; http://www.uefi.org/sites/default/files/resources/UEFI%20Spec%202_6.pdf
- (grub-mkstandalone (string-append grub "/bin/grub-mkstandalone"))
- (efi-directory (string-append esp "/EFI/BOOT"))
- ;; Map grub target names to boot file names.
- (efi-targets (cond ((string-prefix? "x86_64" system)
- '("x86_64-efi" . "BOOTX64.EFI"))
- ((string-prefix? "i686" system)
- '("i386-efi" . "BOOTIA32.EFI"))
- ((string-prefix? "armhf" system)
- '("arm-efi" . "BOOTARM.EFI"))
- ((string-prefix? "aarch64" system)
- '("arm64-efi" . "BOOTAA64.EFI")))))
- ;; grub-mkstandalone requires a TMPDIR to prepare the firmware image.
- (setenv "TMPDIR" esp)
-
- (mkdir-p efi-directory)
- (invoke grub-mkstandalone "-O" (car efi-targets)
- "-o" (string-append efi-directory "/"
- (cdr efi-targets))
- ;; Graft the configuration file onto the image.
- (string-append "boot/grub/grub.cfg=" config-file))))
-
-(define* (make-iso9660-image xorriso grub-mkrescue-environment
- grub config-file os-drv target
- #:key (volume-id "Guix_image") (volume-uuid #f)
- register-closures? (closures '()))
- "Given a GRUB package, creates an iso image as TARGET, using CONFIG-FILE as
-GRUB configuration and OS-DRV as the stuff in it."
- (define grub-mkrescue
- (string-append grub "/bin/grub-mkrescue"))
-
- (define grub-mkrescue-sed.sh
- (string-append xorriso "/bin/grub-mkrescue-sed.sh"))
-
- (define target-store
- (string-append "/tmp/root" (%store-directory)))
-
- (define items
- ;; The store items to add to the image.
- (delete-duplicates
- (append-map (lambda (closure)
- (map store-info-item
- (call-with-input-file (string-append "/xchg/" closure)
- read-reference-graph)))
- closures)))
-
- (populate-root-file-system os-drv "/tmp/root")
- (mount (%store-directory) target-store "" MS_BIND)
-
- (when register-closures?
- (display "registering closures...\n")
- (for-each (lambda (closure)
- (register-closure
- "/tmp/root"
- (string-append "/xchg/" closure)
-
- ;; TARGET-STORE is a read-only bind-mount so we shouldn't try
- ;; to modify it.
- #:deduplicate? #f
- #:reset-timestamps? #f))
- closures)
- (register-bootcfg-root "/tmp/root" config-file))
-
- ;; 'grub-mkrescue' calls out to mtools programs to create 'efi.img', a FAT
- ;; file system image, and mtools honors SOURCE_DATE_EPOCH for the mtime of
- ;; those files. The epoch for FAT is Jan. 1st 1980, not 1970, so choose
- ;; that.
- (setenv "SOURCE_DATE_EPOCH"
- (number->string
- (time-second
- (date->time-utc (make-date 0 0 0 0 1 1 1980 0)))))
-
- ;; Our patched 'grub-mkrescue' honors this environment variable and passes
- ;; it to 'mformat', which makes it the serial number of 'efi.img'. This
- ;; allows for deterministic builds.
- (setenv "GRUB_FAT_SERIAL_NUMBER"
- (number->string (if volume-uuid
-
- ;; On 32-bit systems the 2nd argument must be
- ;; lower than 2^32.
- (string-hash (iso9660-uuid->string volume-uuid)
- (- (expt 2 32) 1))
-
- #x77777777)
- 16))
-
- (setenv "MKRESCUE_SED_MODE" "original")
- (setenv "MKRESCUE_SED_XORRISO" (string-append xorriso
- "/bin/xorriso"))
- (setenv "MKRESCUE_SED_IN_EFI_NO_PT" "yes")
- (for-each (match-lambda
- ((name . value) (setenv name value)))
- grub-mkrescue-environment)
-
- (let ((pipe
- (apply open-pipe* OPEN_WRITE
- grub-mkrescue
- (string-append "--xorriso=" grub-mkrescue-sed.sh)
- "-o" target
- (string-append "boot/grub/grub.cfg=" config-file)
- "etc=/tmp/root/etc"
- "var=/tmp/root/var"
- "run=/tmp/root/run"
- ;; /mnt is used as part of the installation
- ;; process, as the mount point for the target
- ;; file system, so create it.
- "mnt=/tmp/root/mnt"
- "-path-list" "-"
- "--"
-
- ;; Set all timestamps to 1.
- "-volume_date" "all_file_dates" "=1"
-
- ;; ‘zisofs’ compression reduces the total image size by ~60%.
- "-zisofs" "level=9:block_size=128k" ; highest compression
- ;; It's transparent to our Linux-Libre kernel but not to GRUB.
- ;; Don't compress the kernel, initrd, and other files read by
- ;; grub.cfg, as well as common already-compressed file names.
- "-find" "/" "-type" "f"
- ;; XXX Even after "--" above, and despite documentation claiming
- ;; otherwise, "-or" is stolen by grub-mkrescue which then chokes
- ;; on it (as ‘-o …’) and dies. Don't use "-or".
- "-not" "-wholename" "/boot/*"
- "-not" "-wholename" "/System/*"
- "-not" "-name" "unicode.pf2"
- "-not" "-name" "bzImage"
- "-not" "-name" "*.gz" ; initrd & all man pages
- "-not" "-name" "*.png" ; includes grub-image.png
- "-exec" "set_filter" "--zisofs"
- "--"
-
- "-volid" (string-upcase volume-id)
- (if volume-uuid
- `("-volume_date" "uuid"
- ,(string-filter (lambda (value)
- (not (char=? #\- value)))
- (iso9660-uuid->string
- volume-uuid)))
- `()))))
- ;; Pass lines like 'gnu/store/…-x=/gnu/store/…-x' corresponding to the
- ;; '-path-list -' option.
- (for-each (lambda (item)
- (format pipe "~a=~a~%"
- (string-drop item 1) item))
- items)
- (unless (zero? (close-pipe pipe))
- (error "oh, my! grub-mkrescue failed" grub-mkrescue))))
-
(define* (initialize-hard-disk device
#:key
bootloader-package
(when esp
;; Mount the ESP somewhere and install GRUB UEFI image.
- (let ((mount-point (string-append target "/boot/efi"))
- (grub-config (string-append target "/tmp/grub-standalone.cfg")))
+ (let ((mount-point (string-append target "/boot/efi")))
(display "mounting EFI system partition...\n")
(mkdir-p mount-point)
(mount (partition-device esp) mount-point
(partition-file-system esp))
- ;; Create a tiny configuration file telling the embedded grub
- ;; where to load the real thing.
- ;; XXX This is quite fragile, and can prevent the image from booting
- ;; when there's more than one volume with this label present.
- ;; Reproducible almost-UUIDs could reduce the risk (not eliminate it).
- (call-with-output-file grub-config
- (lambda (port)
- (format port
- "insmod part_msdos~@
- search --set=root --label Guix_image~@
- configfile /boot/grub/grub.cfg~%")))
-
(display "creating EFI firmware image...")
- (install-efi grub-efi mount-point grub-config)
+ (install-efi-loader grub-efi mount-point)
(display "done.\n")
- (delete-file grub-config)
(umount mount-point)))
;; Register BOOTCFG as a GC root.