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-rw-r--r--gnu/system/examples/lightweight-desktop.tmpl6
-rw-r--r--gnu/system/grub.scm2
-rw-r--r--gnu/system/vm.scm106
3 files changed, 65 insertions, 49 deletions
diff --git a/gnu/system/examples/lightweight-desktop.tmpl b/gnu/system/examples/lightweight-desktop.tmpl
index 131c43af77..389ec8574b 100644
--- a/gnu/system/examples/lightweight-desktop.tmpl
+++ b/gnu/system/examples/lightweight-desktop.tmpl
@@ -4,7 +4,7 @@
(use-modules (gnu) (gnu system nss))
(use-service-modules desktop)
-(use-package-modules wm ratpoison certs)
+(use-package-modules wm ratpoison certs suckless)
(operating-system
(host-name "antelope")
@@ -33,8 +33,8 @@
;; Add a bunch of window managers; we can choose one at
;; the log-in screen with F1.
- (packages (cons* ratpoison i3-wm xmonad ;window managers
- nss-certs ;for HTTPS access
+ (packages (cons* ratpoison i3-wm i3status dmenu ;window managers
+ nss-certs ;for HTTPS access
%base-packages))
;; Use the "desktop" services, which include the X11
diff --git a/gnu/system/grub.scm b/gnu/system/grub.scm
index b18b8be6d7..1f2cd08ff0 100644
--- a/gnu/system/grub.scm
+++ b/gnu/system/grub.scm
@@ -255,7 +255,7 @@ code."
""
(match device
;; Preferably refer to DEVICE by its UUID or label. This is more
- ;; efficient and less ambiguous, see <>.
+ ;; efficient and less ambiguous, see <http://bugs.gnu.org/22281>.
((? bytevector? uuid)
(format #f "search --fs-uuid --set ~a"
(uuid->string device)))
diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 8a35f7fbc5..5c6e7f684a 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -141,7 +141,8 @@ made available under the /xchg CIFS share."
(gnu build vm))
(let ((inputs '#$(list qemu coreutils))
- (linux (string-append #$linux "/bzImage"))
+ (linux (string-append #$linux "/"
+ #$(system-linux-image-file-name)))
(initrd (string-append #$initrd "/initrd"))
(loader #$loader)
(graphs '#$(match references-graphs
@@ -364,7 +365,7 @@ of the GNU system as described by OS."
(check? #f)
(create-mount-point? #t)))))
-(define (virtualized-operating-system os mappings)
+(define* (virtualized-operating-system os mappings #:optional (full-boot? #f))
"Return an operating system based on OS suitable for use in a virtualized
environment with the store shared with the host. MAPPINGS is a list of
<file-system-mapping> to realize in the virtualized OS."
@@ -380,6 +381,15 @@ environment with the store shared with the host. MAPPINGS is a list of
(string-prefix? "/dev/" source)))))
(operating-system-file-systems os)))
+ (define virtual-file-systems
+ (cons (file-system
+ (mount-point "/")
+ (device "/dev/vda1")
+ (type "ext4"))
+
+ (append (map mapping->file-system mappings)
+ user-file-systems)))
+
(operating-system (inherit os)
(initrd (lambda (file-systems . rest)
(apply base-initrd file-systems
@@ -390,17 +400,16 @@ environment with the store shared with the host. MAPPINGS is a list of
;; Disable swap.
(swap-devices '())
- (file-systems (cons* (file-system
- (mount-point "/")
- (device "/dev/vda1")
- (type "ext4"))
-
- (file-system (inherit
- (mapping->file-system %store-mapping))
- (needed-for-boot? #t))
-
- (append (map mapping->file-system mappings)
- user-file-systems)))))
+ ;; XXX: When FULL-BOOT? is true, do not add a 9p mount for /gnu/store
+ ;; since that would lead the bootloader config to look for the kernel and
+ ;; initrd in it.
+ (file-systems (if full-boot?
+ virtual-file-systems
+ (cons
+ (file-system
+ (inherit (mapping->file-system %store-mapping))
+ (needed-for-boot? #t))
+ virtual-file-systems)))))
(define* (system-qemu-image/shared-store
os
@@ -433,25 +442,26 @@ bootloader refers to: OS kernel, initrd, bootloader data, etc."
(define* (common-qemu-options image shared-fs)
"Return the a string-value gexp with the common QEMU options to boot IMAGE,
with '-virtfs' options for the host file systems listed in SHARED-FS."
+
(define (virtfs-option fs)
- #~(string-append "-virtfs local,path=\"" #$fs
- "\",security_model=none,mount_tag=\""
- #$(file-system->mount-tag fs)
- "\" "))
+ #~(format #f "-virtfs local,path=~s,security_model=none,mount_tag=~s"
+ #$fs #$(file-system->mount-tag fs)))
- #~(string-append
- ;; Only enable kvm if we see /dev/kvm exists.
+ #~(;; Only enable kvm if we see /dev/kvm exists.
;; This allows users without hardware virtualization to still use these
;; commands.
- #$(if (file-exists? "/dev/kvm")
- " -enable-kvm "
- "")
- " -no-reboot -net nic,model=virtio \
- " #$@(map virtfs-option shared-fs) " \
- -vga std \
- -drive file=" #$image
- ",if=virtio,cache=writeback,werror=report,readonly \
- -m 256"))
+ #$@(if (file-exists? "/dev/kvm")
+ '("-enable-kvm")
+ '())
+
+ "-no-reboot"
+ "-net nic,model=virtio"
+
+ #$@(map virtfs-option shared-fs)
+ "-vga std"
+ (format #f "-drive file=~a,if=virtio,cache=writeback,werror=report,readonly"
+ #$image)
+ "-m 256"))
(define* (system-qemu-image/shared-store-script os
#:key
@@ -472,31 +482,37 @@ When FULL-BOOT? is true, the returned script runs everything starting from the
bootloader; otherwise it directly starts the operating system kernel. The
DISK-IMAGE-SIZE parameter specifies the size in bytes of the root disk image;
it is mostly useful when FULL-BOOT? is true."
- (mlet* %store-monad ((os -> (virtualized-operating-system os mappings))
+ (mlet* %store-monad ((os -> (virtualized-operating-system os mappings full-boot?))
(os-drv (operating-system-derivation os))
(image (system-qemu-image/shared-store
os
#:full-boot? full-boot?
#:disk-image-size disk-image-size)))
+ (define kernel-arguments
+ #~(list "--root=/dev/vda1"
+ (string-append "--system=" #$os-drv)
+ (string-append "--load=" #$os-drv "/boot")
+ #$@(if graphic? #~() #~("console=ttyS0"))
+ #+@(operating-system-kernel-arguments os)))
+
+ (define qemu-exec
+ #~(list (string-append #$qemu "/bin/" #$(qemu-command (%current-system)))
+ #$@(if full-boot?
+ #~()
+ #~("-kernel" #$(operating-system-kernel-file os)
+ "-initrd" #$(file-append os-drv "/initrd")
+ (format #f "-append ~s"
+ (string-join #$kernel-arguments " "))))
+ #$@(common-qemu-options image
+ (map file-system-mapping-source
+ (cons %store-mapping mappings)))))
+
(define builder
#~(call-with-output-file #$output
(lambda (port)
- (display
- (string-append "#!" #$bash "/bin/sh
-exec " #$qemu "/bin/" #$(qemu-command (%current-system))
-
-#$@(if full-boot?
- #~()
- #~(" -kernel " #$(operating-system-kernel os) "/bzImage \
- -initrd " #$os-drv "/initrd \
- -append \"" #$(if graphic? "" "console=ttyS0 ")
- "--system=" #$os-drv " --load=" #$os-drv "/boot --root=/dev/vda1 "
- (string-join (list #+@(operating-system-kernel-arguments os))) "\" "))
-#$(common-qemu-options image
- (map file-system-mapping-source
- (cons %store-mapping mappings)))
-" \"$@\"\n")
- port)
+ (format port "#!~a~% exec ~a \"$@\"~%"
+ #$(file-append bash "/bin/sh")
+ (string-join #$qemu-exec " "))
(chmod port #o555))))
(gexp->derivation "run-vm.sh" builder)))