687 lines
31 KiB
Scheme
687 lines
31 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
|
||
;;;
|
||
;;; This file is part of GNU Guix.
|
||
;;;
|
||
;;; GNU Guix is free software; you can redistribute it and/or modify it
|
||
;;; under the terms of the GNU General Public License as published by
|
||
;;; the Free Software Foundation; either version 3 of the License, or (at
|
||
;;; your option) any later version.
|
||
;;;
|
||
;;; GNU Guix is distributed in the hope that it will be useful, but
|
||
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
;;; GNU General Public License for more details.
|
||
;;;
|
||
;;; You should have received a copy of the GNU General Public License
|
||
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
|
||
|
||
(define-module (gnu system vm)
|
||
#:use-module (guix config)
|
||
#:use-module (guix store)
|
||
#:use-module (guix derivations)
|
||
#:use-module (guix packages)
|
||
#:use-module (guix monads)
|
||
#:use-module ((gnu packages base)
|
||
#:select (%final-inputs
|
||
guile-final gcc-final glibc-final
|
||
coreutils findutils grep sed))
|
||
#:use-module (gnu packages guile)
|
||
#:use-module (gnu packages bash)
|
||
#:use-module (gnu packages qemu)
|
||
#:use-module (gnu packages parted)
|
||
#:use-module (gnu packages zile)
|
||
#:use-module (gnu packages grub)
|
||
#:use-module (gnu packages linux)
|
||
#:use-module (gnu packages linux-initrd)
|
||
#:use-module (gnu packages package-management)
|
||
#:use-module ((gnu packages make-bootstrap)
|
||
#:select (%guile-static-stripped))
|
||
#:use-module (gnu packages system)
|
||
|
||
#:use-module (gnu system shadow)
|
||
#:use-module (gnu system linux)
|
||
#:use-module (gnu system grub)
|
||
#:use-module (gnu system dmd)
|
||
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-26)
|
||
#:use-module (ice-9 match)
|
||
|
||
#:export (expression->derivation-in-linux-vm
|
||
qemu-image
|
||
system-qemu-image))
|
||
|
||
|
||
;;; Commentary:
|
||
;;;
|
||
;;; Tools to evaluate build expressions within virtual machines.
|
||
;;;
|
||
;;; Code:
|
||
|
||
(define (lower-inputs inputs)
|
||
"Turn any package from INPUTS into a derivation; return the corresponding
|
||
input list as a monadic value."
|
||
(with-monad %store-monad
|
||
(sequence %store-monad
|
||
(map (match-lambda
|
||
((name (? package? package) sub-drv ...)
|
||
(mlet %store-monad ((drv (package->derivation package)))
|
||
(return `(,name ,drv ,@sub-drv))))
|
||
((name (? string? file))
|
||
(return `(,name ,file)))
|
||
(tuple
|
||
(return tuple)))
|
||
inputs))))
|
||
|
||
(define* (expression->derivation-in-linux-vm name exp
|
||
#:key
|
||
(system (%current-system))
|
||
(inputs '())
|
||
(linux linux-libre)
|
||
(initrd qemu-initrd)
|
||
(qemu qemu/smb-shares)
|
||
(env-vars '())
|
||
(modules '())
|
||
(guile-for-build
|
||
(%guile-for-build))
|
||
|
||
(make-disk-image? #f)
|
||
(references-graphs #f)
|
||
(disk-image-size
|
||
(* 100 (expt 2 20))))
|
||
"Evaluate EXP in a QEMU virtual machine running LINUX with INITRD. In the
|
||
virtual machine, EXP has access to all of INPUTS from the store; it should put
|
||
its output files in the `/xchg' directory, which is copied to the derivation's
|
||
output when the VM terminates.
|
||
|
||
When MAKE-DISK-IMAGE? is true, then create a QEMU disk image of
|
||
DISK-IMAGE-SIZE bytes and return it.
|
||
|
||
When REFERENCES-GRAPHS is true, it must be a list of file name/store path
|
||
pairs, as for `derivation'. The files containing the reference graphs are
|
||
made available under the /xchg CIFS share."
|
||
;; FIXME: Allow use of macros from other modules, as done in
|
||
;; `build-expression->derivation'.
|
||
|
||
(define input-alist
|
||
(with-monad %store-monad
|
||
(map (match-lambda
|
||
((input (? package? package))
|
||
(mlet %store-monad ((out (package-file package #:system system)))
|
||
(return `(,input . ,out))))
|
||
((input (? package? package) sub-drv)
|
||
(mlet %store-monad ((out (package-file package
|
||
#:output sub-drv
|
||
#:system system)))
|
||
(return `(,input . ,out))))
|
||
((input (? derivation? drv))
|
||
(return `(,input . ,(derivation->output-path drv))))
|
||
((input (? derivation? drv) sub-drv)
|
||
(return `(,input . ,(derivation->output-path drv sub-drv))))
|
||
((input (and (? string?) (? store-path?) file))
|
||
(return `(,input . ,file))))
|
||
inputs)))
|
||
|
||
(define builder
|
||
;; Code that launches the VM that evaluates EXP.
|
||
`(let ()
|
||
(use-modules (guix build utils)
|
||
(srfi srfi-1)
|
||
(ice-9 rdelim))
|
||
|
||
(let ((out (assoc-ref %outputs "out"))
|
||
(cu (string-append (assoc-ref %build-inputs "coreutils")
|
||
"/bin"))
|
||
(qemu (string-append (assoc-ref %build-inputs "qemu")
|
||
"/bin/qemu-system-"
|
||
(car (string-split ,system #\-))))
|
||
(img (string-append (assoc-ref %build-inputs "qemu")
|
||
"/bin/qemu-img"))
|
||
(linux (string-append (assoc-ref %build-inputs "linux")
|
||
"/bzImage"))
|
||
(initrd (string-append (assoc-ref %build-inputs "initrd")
|
||
"/initrd"))
|
||
(builder (assoc-ref %build-inputs "builder")))
|
||
|
||
;; XXX: QEMU uses "rm -rf" when it's done to remove the temporary SMB
|
||
;; directory, so it really needs `rm' in $PATH.
|
||
(setenv "PATH" cu)
|
||
|
||
,(if make-disk-image?
|
||
`(zero? (system* img "create" "-f" "qcow2" "image.qcow2"
|
||
,(number->string disk-image-size)))
|
||
'(begin))
|
||
|
||
(mkdir "xchg")
|
||
|
||
;; Copy the reference-graph files under xchg/ so EXP can access it.
|
||
(begin
|
||
,@(match references-graphs
|
||
(((graph-files . _) ...)
|
||
(map (lambda (file)
|
||
`(copy-file ,file
|
||
,(string-append "xchg/" file)))
|
||
graph-files))
|
||
(#f '())))
|
||
|
||
(and (zero?
|
||
(system* qemu "-nographic" "-no-reboot"
|
||
"-net" "nic,model=e1000"
|
||
"-net" (string-append "user,smb=" (getcwd))
|
||
"-kernel" linux
|
||
"-initrd" initrd
|
||
"-append" (string-append "console=ttyS0 --load="
|
||
builder)
|
||
,@(if make-disk-image?
|
||
'("-hda" "image.qcow2")
|
||
'())))
|
||
,(if make-disk-image?
|
||
'(copy-file "image.qcow2" ; XXX: who mkdir'd OUT?
|
||
out)
|
||
'(begin
|
||
(mkdir out)
|
||
(copy-recursively "xchg" out)))))))
|
||
|
||
(mlet* %store-monad
|
||
((input-alist (sequence %store-monad input-alist))
|
||
(exp* -> `(let ((%build-inputs ',input-alist))
|
||
,exp))
|
||
(user-builder (text-file "builder-in-linux-vm"
|
||
(object->string exp*)))
|
||
(coreutils -> (car (assoc-ref %final-inputs "coreutils")))
|
||
(inputs (lower-inputs `(("qemu" ,qemu)
|
||
("linux" ,linux)
|
||
("initrd" ,initrd)
|
||
("coreutils" ,coreutils)
|
||
("builder" ,user-builder)
|
||
,@inputs))))
|
||
(derivation-expression name builder
|
||
#:system system
|
||
#:inputs inputs
|
||
#:env-vars env-vars
|
||
#:modules (delete-duplicates
|
||
`((guix build utils)
|
||
,@modules))
|
||
#:guile-for-build guile-for-build
|
||
#:references-graphs references-graphs)))
|
||
|
||
(define* (qemu-image #:key
|
||
(name "qemu-image")
|
||
(system (%current-system))
|
||
(disk-image-size (* 100 (expt 2 20)))
|
||
grub-configuration
|
||
(initialize-store? #f)
|
||
(populate #f)
|
||
(inputs '())
|
||
(inputs-to-copy '()))
|
||
"Return a bootable, stand-alone QEMU image. The returned image is a full
|
||
disk image, with a GRUB installation that uses GRUB-CONFIGURATION as its
|
||
configuration file.
|
||
|
||
INPUTS-TO-COPY is a list of inputs (as for packages) whose closure is copied
|
||
into the image being built. When INITIALIZE-STORE? is true, initialize the
|
||
store database in the image so that Guix can be used in the image.
|
||
|
||
POPULATE is a list of directives stating directories or symlinks to be created
|
||
in the disk image partition. It is evaluated once the image has been
|
||
populated with INPUTS-TO-COPY. It can be used to provide additional files,
|
||
such as /etc files."
|
||
(define (input->name+derivation tuple)
|
||
(with-monad %store-monad
|
||
(match tuple
|
||
((name (? package? package))
|
||
(mlet %store-monad ((drv (package->derivation package system)))
|
||
(return `(,name . ,(derivation->output-path drv)))))
|
||
((name (? package? package) sub-drv)
|
||
(mlet %store-monad ((drv (package->derivation package system)))
|
||
(return `(,name . ,(derivation->output-path drv sub-drv)))))
|
||
((name (? derivation? drv))
|
||
(return `(,name . ,(derivation->output-path drv))))
|
||
((name (? derivation? drv) sub-drv)
|
||
(return `(,name . ,(derivation->output-path drv sub-drv))))
|
||
((input (and (? string?) (? store-path?) file))
|
||
(return `(,input . ,file))))))
|
||
|
||
(mlet %store-monad
|
||
((graph (sequence %store-monad
|
||
(map input->name+derivation inputs-to-copy))))
|
||
(expression->derivation-in-linux-vm
|
||
"qemu-image"
|
||
`(let ()
|
||
(use-modules (ice-9 rdelim)
|
||
(srfi srfi-1)
|
||
(guix build utils)
|
||
(guix build linux-initrd))
|
||
|
||
(let ((parted (string-append (assoc-ref %build-inputs "parted")
|
||
"/sbin/parted"))
|
||
(mkfs (string-append (assoc-ref %build-inputs "e2fsprogs")
|
||
"/sbin/mkfs.ext3"))
|
||
(grub (string-append (assoc-ref %build-inputs "grub")
|
||
"/sbin/grub-install"))
|
||
(umount (string-append (assoc-ref %build-inputs "util-linux")
|
||
"/bin/umount")) ; XXX: add to Guile
|
||
(grub.cfg (assoc-ref %build-inputs "grub.cfg")))
|
||
|
||
(define (read-reference-graph port)
|
||
;; Return a list of store paths from the reference graph at PORT.
|
||
;; The data at PORT is the format produced by #:references-graphs.
|
||
(let loop ((line (read-line port))
|
||
(result '()))
|
||
(cond ((eof-object? line)
|
||
(delete-duplicates result))
|
||
((string-prefix? "/" line)
|
||
(loop (read-line port)
|
||
(cons line result)))
|
||
(else
|
||
(loop (read-line port)
|
||
result)))))
|
||
|
||
(define (things-to-copy)
|
||
;; Return the list of store files to copy to the image.
|
||
(define (graph-from-file file)
|
||
(call-with-input-file file
|
||
read-reference-graph))
|
||
|
||
,(match inputs-to-copy
|
||
(((graph-files . _) ...)
|
||
`(let* ((graph-files ',(map (cut string-append "/xchg/" <>)
|
||
graph-files))
|
||
(paths (append-map graph-from-file graph-files)))
|
||
(delete-duplicates paths)))
|
||
(#f ''())))
|
||
|
||
;; GRUB is full of shell scripts.
|
||
(setenv "PATH"
|
||
(string-append (dirname grub) ":"
|
||
(assoc-ref %build-inputs "coreutils") "/bin:"
|
||
(assoc-ref %build-inputs "findutils") "/bin:"
|
||
(assoc-ref %build-inputs "sed") "/bin:"
|
||
(assoc-ref %build-inputs "grep") "/bin:"
|
||
(assoc-ref %build-inputs "gawk") "/bin"))
|
||
|
||
(display "creating partition table...\n")
|
||
(and (zero? (system* parted "/dev/vda" "mklabel" "msdos"
|
||
"mkpart" "primary" "ext2" "1MiB"
|
||
,(format #f "~aB"
|
||
(- disk-image-size
|
||
(* 5 (expt 2 20))))))
|
||
(begin
|
||
(display "creating ext3 partition...\n")
|
||
(and (zero? (system* mkfs "-F" "/dev/vda1"))
|
||
(let ((store (string-append "/fs" ,%store-directory)))
|
||
(display "mounting partition...\n")
|
||
(mkdir "/fs")
|
||
(mount "/dev/vda1" "/fs" "ext3")
|
||
(mkdir-p "/fs/boot/grub")
|
||
(symlink grub.cfg "/fs/boot/grub/grub.cfg")
|
||
|
||
;; Populate the image's store.
|
||
(mkdir-p store)
|
||
(chmod store #o1775)
|
||
(for-each (lambda (thing)
|
||
(copy-recursively thing
|
||
(string-append "/fs"
|
||
thing)))
|
||
(cons grub.cfg (things-to-copy)))
|
||
|
||
;; Populate /dev.
|
||
(make-essential-device-nodes #:root "/fs")
|
||
|
||
;; Optionally, register the inputs in the image's store.
|
||
(let* ((guix (assoc-ref %build-inputs "guix"))
|
||
(register (string-append guix
|
||
"/sbin/guix-register")))
|
||
,@(if initialize-store?
|
||
(match inputs-to-copy
|
||
(((graph-files . _) ...)
|
||
(map (lambda (closure)
|
||
`(system* register "--prefix" "/fs"
|
||
,(string-append "/xchg/"
|
||
closure)))
|
||
graph-files)))
|
||
'(#f)))
|
||
|
||
;; Evaluate the POPULATE directives.
|
||
,@(let loop ((directives populate)
|
||
(statements '()))
|
||
(match directives
|
||
(()
|
||
(reverse statements))
|
||
((('directory name) rest ...)
|
||
(loop rest
|
||
(cons `(mkdir-p ,(string-append "/fs" name))
|
||
statements)))
|
||
((('directory name uid gid) rest ...)
|
||
(let ((dir (string-append "/fs" name)))
|
||
(loop rest
|
||
(cons* `(chown ,dir ,uid ,gid)
|
||
`(mkdir-p ,dir)
|
||
statements))))
|
||
(((new '-> old) rest ...)
|
||
(loop rest
|
||
(cons `(symlink ,old
|
||
,(string-append "/fs" new))
|
||
statements)))))
|
||
|
||
(and=> (assoc-ref %build-inputs "populate")
|
||
(lambda (populate)
|
||
(chdir "/fs")
|
||
(primitive-load populate)
|
||
(chdir "/")))
|
||
|
||
(display "clearing file timestamps...\n")
|
||
(for-each (lambda (file)
|
||
(let ((s (lstat file)))
|
||
;; XXX: Guile uses libc's 'utime' function
|
||
;; (not 'futime'), so the timestamp of
|
||
;; symlinks cannot be changed, and there
|
||
;; are symlinks here pointing to
|
||
;; /nix/store, which is the host,
|
||
;; read-only store.
|
||
(unless (eq? (stat:type s) 'symlink)
|
||
(utime file 0 0 0 0))))
|
||
(find-files "/fs" ".*"))
|
||
|
||
(and (zero?
|
||
(system* grub "--no-floppy"
|
||
"--boot-directory" "/fs/boot"
|
||
"/dev/vda"))
|
||
(zero? (system* umount "/fs"))
|
||
(reboot))))))))
|
||
#:system system
|
||
#:inputs `(("parted" ,parted)
|
||
("grub" ,grub)
|
||
("e2fsprogs" ,e2fsprogs)
|
||
("grub.cfg" ,grub-configuration)
|
||
|
||
;; For shell scripts.
|
||
("sed" ,(car (assoc-ref %final-inputs "sed")))
|
||
("grep" ,(car (assoc-ref %final-inputs "grep")))
|
||
("coreutils" ,(car (assoc-ref %final-inputs "coreutils")))
|
||
("findutils" ,(car (assoc-ref %final-inputs "findutils")))
|
||
("gawk" ,(car (assoc-ref %final-inputs "gawk")))
|
||
("util-linux" ,util-linux)
|
||
|
||
,@(if initialize-store?
|
||
`(("guix" ,guix))
|
||
'())
|
||
|
||
,@inputs-to-copy)
|
||
#:make-disk-image? #t
|
||
#:disk-image-size disk-image-size
|
||
#:references-graphs graph
|
||
#:modules '((guix build utils)
|
||
(guix build linux-initrd)))))
|
||
|
||
|
||
;;;
|
||
;;; Stand-alone VM image.
|
||
;;;
|
||
|
||
(define* (union inputs
|
||
#:key (guile (%guile-for-build)) (system (%current-system))
|
||
(name "union"))
|
||
"Return a derivation that builds the union of INPUTS. INPUTS is a list of
|
||
input tuples."
|
||
(define builder
|
||
'(begin
|
||
(use-modules (guix build union))
|
||
|
||
(setvbuf (current-output-port) _IOLBF)
|
||
(setvbuf (current-error-port) _IOLBF)
|
||
|
||
(let ((output (assoc-ref %outputs "out"))
|
||
(inputs (map cdr %build-inputs)))
|
||
(format #t "building union `~a' with ~a packages...~%"
|
||
output (length inputs))
|
||
(union-build output inputs))))
|
||
|
||
(mlet %store-monad
|
||
((inputs (sequence %store-monad
|
||
(map (match-lambda
|
||
((name (? package? p))
|
||
(mlet %store-monad
|
||
((drv (package->derivation p system)))
|
||
(return `(,name ,drv))))
|
||
((name (? package? p) output)
|
||
(mlet %store-monad
|
||
((drv (package->derivation p system)))
|
||
(return `(,name ,drv ,output))))
|
||
(x
|
||
(return x)))
|
||
inputs))))
|
||
(derivation-expression name builder
|
||
#:system system
|
||
#:inputs inputs
|
||
#:modules '((guix build union))
|
||
#:guile-for-build guile)))
|
||
|
||
(define* (file-union files
|
||
#:key (inputs '()) (name "file-union"))
|
||
"Return a derivation that builds a directory containing all of FILES. Each
|
||
item in FILES must be a list where the first element is the file name to use
|
||
in the new directory, and the second element is the target file.
|
||
|
||
The subset of FILES corresponding to plain store files is automatically added
|
||
as an inputs; additional inputs, such as derivations, are taken from INPUTS."
|
||
(mlet %store-monad ((inputs (lower-inputs inputs)))
|
||
(let* ((outputs (append-map (match-lambda
|
||
((_ (? derivation? drv))
|
||
(list (derivation->output-path drv)))
|
||
((_ (? derivation? drv) sub-drv ...)
|
||
(map (cut derivation->output-path drv <>)
|
||
sub-drv))
|
||
(_ '()))
|
||
inputs))
|
||
(inputs (append inputs
|
||
(filter (match-lambda
|
||
((_ file)
|
||
;; Elements of FILES that are store
|
||
;; files and that do not correspond to
|
||
;; the output of INPUTS are considered
|
||
;; inputs (still here?).
|
||
(and (direct-store-path? file)
|
||
(not (member file outputs)))))
|
||
files))))
|
||
(derivation-expression name
|
||
`(let ((out (assoc-ref %outputs "out")))
|
||
(mkdir out)
|
||
(chdir out)
|
||
,@(map (match-lambda
|
||
((name target)
|
||
`(symlink ,target ,name)))
|
||
files))
|
||
|
||
#:inputs inputs))))
|
||
|
||
(define* (etc-directory #:key
|
||
(accounts '())
|
||
(groups '())
|
||
(pam-services '())
|
||
(profile "/var/run/current-system/profile"))
|
||
"Return a derivation that builds the static part of the /etc directory."
|
||
(mlet* %store-monad
|
||
((services (package-file net-base "etc/services"))
|
||
(protocols (package-file net-base "etc/protocols"))
|
||
(rpc (package-file net-base "etc/rpc"))
|
||
(passwd (passwd-file accounts))
|
||
(shadow (passwd-file accounts #:shadow? #t))
|
||
(group (group-file groups))
|
||
(pam.d (pam-services->directory pam-services))
|
||
(login.defs (text-file "login.defs" "# Empty for now.\n"))
|
||
(issue (text-file "issue" "
|
||
This is an alpha preview of the GNU system. Welcome.
|
||
|
||
This image features the GNU Guix package manager, which was used to
|
||
build it (http://www.gnu.org/software/guix/). The init system is
|
||
GNU dmd (http://www.gnu.org/software/dmd/).
|
||
|
||
You can log in as 'guest' or 'root' with no password.
|
||
"))
|
||
|
||
;; TODO: Generate bashrc from packages' search-paths.
|
||
(bashrc (text-file "bashrc" (string-append "
|
||
export PS1='\\u@\\h\\$ '
|
||
export PATH=$HOME/.guix-profile/bin:" profile "/bin:" profile "/sbin
|
||
export CPATH=$HOME/.guix-profile/include:" profile "/include
|
||
export LIBRARY_PATH=$HOME/.guix-profile/lib:" profile "/lib
|
||
alias ls='ls -p --color'
|
||
alias ll='ls -l'
|
||
")))
|
||
|
||
(files -> `(("services" ,services)
|
||
("protocols" ,protocols)
|
||
("rpc" ,rpc)
|
||
("pam.d" ,(derivation->output-path pam.d))
|
||
("login.defs" ,login.defs)
|
||
("issue" ,issue)
|
||
("profile" ,bashrc)
|
||
("passwd" ,passwd)
|
||
("shadow" ,shadow)
|
||
("group" ,group))))
|
||
(file-union files
|
||
#:inputs `(("net" ,net-base)
|
||
("pam.d" ,pam.d))
|
||
#:name "etc")))
|
||
|
||
(define (system-qemu-image)
|
||
"Return the derivation of a QEMU image of the GNU system."
|
||
(mlet* %store-monad
|
||
((services (listm %store-monad
|
||
(host-name-service "gnu")
|
||
(mingetty-service "tty1")
|
||
(mingetty-service "tty2")
|
||
(mingetty-service "tty3")
|
||
(mingetty-service "tty4")
|
||
(mingetty-service "tty5")
|
||
(mingetty-service "tty6")
|
||
(syslog-service)
|
||
(guix-service)
|
||
(nscd-service)
|
||
|
||
;; QEMU networking settings.
|
||
(static-networking-service "eth0" "10.0.2.10"
|
||
#:name-servers '("10.0.2.3")
|
||
#:gateway "10.0.2.2")))
|
||
(motd (text-file "motd" "
|
||
Happy birthday, GNU! http://www.gnu.org/gnu30
|
||
|
||
"))
|
||
(pam-services ->
|
||
;; Services known to PAM.
|
||
(delete-duplicates
|
||
(cons %pam-other-services
|
||
(append-map service-pam-services services))))
|
||
|
||
(bash-file (package-file bash "bin/bash"))
|
||
(dmd-file (package-file dmd "bin/dmd"))
|
||
(dmd-conf (dmd-configuration-file services))
|
||
(accounts -> (cons* (user-account
|
||
(name "root")
|
||
(password "")
|
||
(uid 0) (gid 0)
|
||
(comment "System administrator")
|
||
(home-directory "/")
|
||
(shell bash-file))
|
||
(user-account
|
||
(name "guest")
|
||
(password "")
|
||
(uid 1000) (gid 100)
|
||
(comment "Guest of GNU")
|
||
(home-directory "/home/guest")
|
||
(shell bash-file))
|
||
(append-map service-user-accounts
|
||
services)))
|
||
(groups -> (cons* (user-group
|
||
(name "root")
|
||
(id 0))
|
||
(user-group
|
||
(name "users")
|
||
(id 100)
|
||
(members '("guest")))
|
||
(append-map service-user-groups services)))
|
||
(build-user-gid -> (any (lambda (service)
|
||
(and (equal? '(guix-daemon)
|
||
(service-provision service))
|
||
(match (service-user-groups service)
|
||
((group)
|
||
(user-group-id group)))))
|
||
services))
|
||
(packages -> `(("coreutils" ,coreutils)
|
||
("bash" ,bash)
|
||
("guile" ,guile-2.0)
|
||
("dmd" ,dmd)
|
||
("gcc" ,gcc-final)
|
||
("libc" ,glibc-final)
|
||
("inetutils" ,inetutils)
|
||
("findutils" ,findutils)
|
||
("grep" ,grep)
|
||
("sed" ,sed)
|
||
("procps" ,procps)
|
||
("psmisc" ,psmisc)
|
||
("zile" ,zile)
|
||
("guix" ,guix)))
|
||
|
||
;; TODO: Replace with a real profile with a manifest.
|
||
(profile-drv (union packages
|
||
#:name "default-profile"))
|
||
(profile -> (derivation->output-path profile-drv))
|
||
(etc-drv (etc-directory #:accounts accounts #:groups groups
|
||
#:pam-services pam-services
|
||
#:profile profile))
|
||
(etc -> (derivation->output-path etc-drv))
|
||
|
||
|
||
(populate -> `((directory "/nix/store" 0 ,build-user-gid)
|
||
(directory "/etc")
|
||
(directory "/var/log") ; for dmd
|
||
(directory "/var/run/nscd")
|
||
("/etc/static" -> ,etc)
|
||
("/etc/shadow" -> "/etc/static/shadow")
|
||
("/etc/passwd" -> "/etc/static/passwd")
|
||
("/etc/group" -> "/etc/static/group")
|
||
("/etc/login.defs" -> "/etc/static/login.defs")
|
||
("/etc/pam.d" -> "/etc/static/pam.d")
|
||
("/etc/profile" -> "/etc/static/profile")
|
||
("/etc/issue" -> "/etc/static/issue")
|
||
("/etc/services" -> "/etc/static/services")
|
||
("/etc/protocols" -> "/etc/static/protocols")
|
||
("/etc/rpc" -> "/etc/static/rpc")
|
||
(directory "/var/nix/gcroots")
|
||
("/var/nix/gcroots/default-profile" -> ,profile)
|
||
("/var/nix/gcroots/etc-directory" -> ,etc)
|
||
(directory "/tmp")
|
||
(directory "/var/nix/profiles/per-user/root" 0 0)
|
||
(directory "/var/nix/profiles/per-user/guest"
|
||
1000 100)
|
||
(directory "/home/guest" 1000 100)))
|
||
(boot (text-file "boot" (object->string
|
||
`(execl ,dmd-file "dmd"
|
||
"--config" ,dmd-conf))))
|
||
(entries -> (list (return (menu-entry
|
||
(label (string-append
|
||
"GNU system with Linux-Libre "
|
||
(package-version linux-libre)
|
||
" (technology preview)"))
|
||
(linux linux-libre)
|
||
(linux-arguments `("--root=/dev/vda1"
|
||
,(string-append "--load=" boot)))
|
||
(initrd gnu-system-initrd)))))
|
||
(grub.cfg (grub-configuration-file entries)))
|
||
(qemu-image #:grub-configuration grub.cfg
|
||
#:populate populate
|
||
#:disk-image-size (* 550 (expt 2 20))
|
||
#:initialize-store? #t
|
||
#:inputs-to-copy `(("boot" ,boot)
|
||
("linux" ,linux-libre)
|
||
("initrd" ,gnu-system-initrd)
|
||
("dmd.conf" ,dmd-conf)
|
||
("profile" ,profile-drv)
|
||
("etc" ,etc-drv)
|
||
,@(append-map service-inputs
|
||
services)))))
|
||
|
||
;;; vm.scm ends here
|