gnu: vm: Remove potluck hacks.
* gnu/system/vm.scm (example1): Remove. (example2): Rename to... (system-qemu-image): ... this. Add 'store' parameter, and remove call to 'open-connection'.master
Ludovic Courtès
parent
a843fe2222
commit
aedb72fbe0
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@ -38,7 +38,8 @@
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#:use-module (srfi srfi-26)
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#:use-module (ice-9 match)
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#:export (expression->derivation-in-linux-vm
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qemu-image))
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qemu-image
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system-qemu-image))
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;;; Commentary:
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@ -342,26 +343,9 @@ It can be used to provide additional files, such as /etc files."
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;;;
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;;; Guile 2.0 potluck examples.
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;;; Stand-alone VM image.
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;;;
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(define (example1)
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(let ((store #f))
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(dynamic-wind
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(lambda ()
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(set! store (open-connection)))
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(lambda ()
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(parameterize ((%guile-for-build (package-derivation store guile-final)))
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(expression->derivation-in-linux-vm
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store "vm-test"
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'(begin
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(display "hello from boot!\n")
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(call-with-output-file "/xchg/hello"
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(lambda (p)
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(display "world" p)))))))
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(lambda ()
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(close-connection store)))))
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(define* (passwd-file store accounts #:key shadow?)
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"Return a password file for ACCOUNTS, a list of vectors as returned by
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'getpwnam'. If SHADOW? is true, then it is a /etc/shadow file, otherwise it
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@ -389,89 +373,83 @@ is a /etc/passwd file."
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(add-text-to-store store (if shadow? "shadow" "passwd")
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contents '()))
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(define (example2)
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(let ((store #f))
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(dynamic-wind
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(lambda ()
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(set! store (open-connection)))
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(lambda ()
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(define %pam-services
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;; Services known to PAM.
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(list %pam-other-services
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(unix-pam-service "login" #:allow-empty-passwords? #t)))
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(define (system-qemu-image store)
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"Return the derivation of a QEMU image of the GNU system."
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(define %pam-services
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;; Services known to PAM.
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(list %pam-other-services
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(unix-pam-service "login" #:allow-empty-passwords? #t)))
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(parameterize ((%guile-for-build (package-derivation store guile-final)))
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(let* ((bash-drv (package-derivation store bash))
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(bash-file (string-append (derivation-path->output-path bash-drv)
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"/bin/bash"))
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(accounts (list (vector "root" "" 0 0 "System administrator"
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"/" bash-file)))
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(passwd (passwd-file store accounts))
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(shadow (passwd-file store accounts #:shadow? #t))
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(pam.d-drv (pam-services->directory store %pam-services))
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(pam.d (derivation-path->output-path pam.d-drv))
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(populate
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(add-text-to-store store "populate-qemu-image"
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(parameterize ((%guile-for-build (package-derivation store guile-final)))
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(let* ((bash-drv (package-derivation store bash))
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(bash-file (string-append (derivation-path->output-path bash-drv)
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"/bin/bash"))
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(accounts (list (vector "root" "" 0 0 "System administrator"
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"/" bash-file)))
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(passwd (passwd-file store accounts))
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(shadow (passwd-file store accounts #:shadow? #t))
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(pam.d-drv (pam-services->directory store %pam-services))
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(pam.d (derivation-path->output-path pam.d-drv))
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(populate
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(add-text-to-store store "populate-qemu-image"
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(object->string
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`(begin
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(mkdir-p "etc")
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(symlink ,shadow "etc/shadow")
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(symlink ,passwd "etc/passwd")
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(symlink "/dev/null"
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"etc/login.defs")
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(symlink ,pam.d "etc/pam.d")
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(mkdir-p "var/run")))
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(list passwd)))
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(out (derivation-path->output-path
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(package-derivation store mingetty)))
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(getty (string-append out "/sbin/mingetty"))
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(iu-drv (package-derivation store inetutils))
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(syslogd (string-append (derivation-path->output-path iu-drv)
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"/libexec/syslogd"))
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(boot (add-text-to-store store "boot"
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(object->string
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`(begin
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(mkdir-p "etc")
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(symlink ,shadow "etc/shadow")
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(symlink ,passwd "etc/passwd")
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(symlink "/dev/null"
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"etc/login.defs")
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(symlink ,pam.d "etc/pam.d")
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(mkdir-p "var/run")))
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(list passwd)))
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(out (derivation-path->output-path
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(package-derivation store mingetty)))
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(getty (string-append out "/sbin/mingetty"))
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(iu-drv (package-derivation store inetutils))
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(syslogd (string-append (derivation-path->output-path iu-drv)
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"/libexec/syslogd"))
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(boot (add-text-to-store store "boot"
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(object->string
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`(begin
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;; Become the session leader,
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;; so that mingetty can do
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;; 'TIOCSCTTY'.
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(setsid)
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;; Become the session leader,
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;; so that mingetty can do
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;; 'TIOCSCTTY'.
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(setsid)
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(when (zero? (primitive-fork))
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(format #t "starting syslogd as ~a~%"
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(getpid))
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(execl ,syslogd "syslogd"))
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(when (zero? (primitive-fork))
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(format #t "starting syslogd as ~a~%"
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(getpid))
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(execl ,syslogd "syslogd"))
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;; Directly into mingetty. XXX
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;; (execl ,getty "mingetty"
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;; "--noclear" "tty1")
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(execl ,bash-file "bash")))
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(list out)))
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(entries (list (menu-entry
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(label "Boot-to-Guile! (GNU System technology preview)")
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(linux linux-libre)
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(linux-arguments `("--root=/dev/vda1"
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,(string-append "--load=" boot)))
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(initrd gnu-system-initrd))))
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(grub.cfg (grub-configuration-file store entries)))
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(build-derivations store (list pam.d-drv))
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(qemu-image store
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#:grub-configuration grub.cfg
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#:populate populate
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#:disk-image-size (* 400 (expt 2 20))
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#:inputs-to-copy `(("boot" ,boot)
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("linux" ,linux-libre)
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("initrd" ,gnu-system-initrd)
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("coreutils" ,coreutils)
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("bash" ,bash)
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("guile" ,guile-2.0)
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("mingetty" ,mingetty)
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("inetutils" ,inetutils)
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;; Directly into mingetty. XXX
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;; (execl ,getty "mingetty"
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;; "--noclear" "tty1")
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(execl ,bash-file "bash")))
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(list out)))
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(entries (list (menu-entry
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(label "Boot-to-Guile! (GNU System technology preview)")
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(linux linux-libre)
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(linux-arguments `("--root=/dev/vda1"
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,(string-append "--load=" boot)))
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(initrd gnu-system-initrd))))
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(grub.cfg (grub-configuration-file store entries)))
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(build-derivations store (list pam.d-drv))
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(qemu-image store
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#:grub-configuration grub.cfg
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#:populate populate
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#:disk-image-size (* 400 (expt 2 20))
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#:inputs-to-copy `(("boot" ,boot)
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("linux" ,linux-libre)
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("initrd" ,gnu-system-initrd)
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("coreutils" ,coreutils)
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("bash" ,bash)
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("guile" ,guile-2.0)
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("mingetty" ,mingetty)
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("inetutils" ,inetutils)
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;; Configuration.
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("etc-pam.d" ,pam.d)
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("etc-passwd" ,passwd)
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("etc-shadow" ,shadow))))))
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(lambda ()
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(close-connection store)))))
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;; Configuration.
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("etc-pam.d" ,pam.d)
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("etc-passwd" ,passwd)
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("etc-shadow" ,shadow))))))
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;;; vm.scm ends here
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