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-rw-r--r--gnu/system/file-systems.scm6
-rw-r--r--gnu/system/linux-initrd.scm13
-rw-r--r--gnu/system/uuid.scm13
-rw-r--r--gnu/system/vm.scm22
4 files changed, 47 insertions, 7 deletions
diff --git a/gnu/system/file-systems.scm b/gnu/system/file-systems.scm
index 52f16676f5..92f040425d 100644
--- a/gnu/system/file-systems.scm
+++ b/gnu/system/file-systems.scm
@@ -38,6 +38,7 @@
file-system-check?
file-system-create-mount-point?
file-system-dependencies
+ file-system-location
file-system-type-predicate
@@ -101,7 +102,10 @@
(create-mount-point? file-system-create-mount-point? ; Boolean
(default #f))
(dependencies file-system-dependencies ; list of <file-system>
- (default '()))) ; or <mapped-device>
+ (default '())) ; or <mapped-device>
+ (location file-system-location
+ (default (current-source-location))
+ (innate)))
;; Note: This module is used both on the build side and on the host side.
;; Arrange not to pull (guix store) and (guix config) because the latter
diff --git a/gnu/system/linux-initrd.scm b/gnu/system/linux-initrd.scm
index 5a7aec5c87..969a89266c 100644
--- a/gnu/system/linux-initrd.scm
+++ b/gnu/system/linux-initrd.scm
@@ -78,6 +78,19 @@ the derivations referenced by EXP are automatically copied to the initrd."
(use-modules (gnu build linux-initrd))
(mkdir #$output)
+
+ ;; The guile used in the initrd must be present in the store, so
+ ;; that module loading works once the root is switched.
+ ;;
+ ;; To ensure that is the case, add an explicit reference to the
+ ;; guile package used in the initrd to the output.
+ ;;
+ ;; This fixes guix-patches bug #28399, "Fix mysql activation, and
+ ;; add a basic test".
+ (call-with-output-file (string-append #$ output "/references")
+ (lambda (port)
+ (simple-format port "~A\n" #$guile)))
+
(build-initrd (string-append #$output "/initrd")
#:guile #$guile
#:init #$init
diff --git a/gnu/system/uuid.scm b/gnu/system/uuid.scm
index 6470abb8cc..e422e06a6d 100644
--- a/gnu/system/uuid.scm
+++ b/gnu/system/uuid.scm
@@ -29,6 +29,7 @@
uuid?
uuid-type
uuid-bytevector
+ uuid=?
bytevector->uuid
@@ -281,3 +282,15 @@ corresponding bytevector; otherwise return #f."
((_ . (? procedure? unparse)) (unparse bv))))
(((? uuid? uuid))
(uuid->string (uuid-bytevector uuid) (uuid-type uuid)))))
+
+(define uuid=?
+ ;; Return true if A is equal to B, comparing only the actual bits.
+ (match-lambda*
+ (((? bytevector? a) (? bytevector? b))
+ (bytevector=? a b))
+ (((? uuid? a) (? bytevector? b))
+ (bytevector=? (uuid-bytevector a) b))
+ (((? uuid? a) (? uuid? b))
+ (bytevector=? (uuid-bytevector a) (uuid-bytevector b)))
+ ((a b)
+ (uuid=? b a))))
diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 78143e4f7a..273a895bef 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -304,9 +304,12 @@ the image."
#:register-closures? #$register-closures?
#:system-directory #$os-drv))
(root-size #$(if (eq? 'guess disk-image-size)
- #~(estimated-partition-size
- (map (cut string-append "/xchg/" <>)
- graphs))
+ #~(max
+ ;; Minimum 20 MiB root size
+ (* 20 (expt 2 20))
+ (estimated-partition-size
+ (map (cut string-append "/xchg/" <>)
+ graphs)))
(- disk-image-size
(* 50 (expt 2 20)))))
(partitions (list (partition
@@ -706,6 +709,8 @@ it is mostly useful when FULL-BOOT? is true."
(default #f))
(memory-size virtual-machine-memory-size ;integer (MiB)
(default 256))
+ (disk-image-size virtual-machine-disk-image-size ;integer (bytes)
+ (default 'guess))
(port-forwardings virtual-machine-port-forwardings ;list of integer pairs
(default '())))
@@ -734,12 +739,15 @@ FORWARDINGS is a list of host-port/guest-port pairs."
system target)
;; XXX: SYSTEM and TARGET are ignored.
(match vm
- (($ <virtual-machine> os qemu graphic? memory-size ())
+ (($ <virtual-machine> os qemu graphic? memory-size disk-image-size ())
(system-qemu-image/shared-store-script os
#:qemu qemu
#:graphic? graphic?
- #:memory-size memory-size))
- (($ <virtual-machine> os qemu graphic? memory-size forwardings)
+ #:memory-size memory-size
+ #:disk-image-size
+ disk-image-size))
+ (($ <virtual-machine> os qemu graphic? memory-size disk-image-size
+ forwardings)
(let ((options
`("-net" ,(string-append
"user,"
@@ -748,6 +756,8 @@ FORWARDINGS is a list of host-port/guest-port pairs."
#:qemu qemu
#:graphic? graphic?
#:memory-size memory-size
+ #:disk-image-size
+ disk-image-size
#:options options)))))
;;; vm.scm ends here