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;;; Consfigurator -- Lisp declarative configuration management system
;;; Copyright (C) 2021 Sean Whitton <spwhitton@spwhitton.name>
;;; This file 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, or (at your option)
;;; any later version.
;;; This file 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 this program. If not, see <http://www.gnu.org/licenses/>.
(in-package :consfigurator.property.chroot)
(named-readtables:in-readtable :consfigurator)
(defprop %debootstrapped :posix (root host &rest options)
"Bootstrap The Universal Operating System into ROOT using debootstrap(1)."
(:check
(declare (ignore options host))
;; check whether a previous debootstrap failed partway through
(if (test "-d" (merge-pathnames "debootstrap/"
(ensure-directory-pathname root)))
(progn (mrun "rm" "-rf" root) nil)
(test "-d" root)))
(:apply
(let* ((os (car (getf (hostattrs host) :os)))
(args (list (if (os:supports-arch-p (get-hostattrs-car :os)
(os:linux-architecture os))
"debootstrap" "qemu-debootstrap")
(plist-to-cmd-args options)
(strcat "--arch=" (os:debian-architecture os))
(os:debian-suite os)
root)))
(when-let ((proxy (get-hostattrs-car :apt.proxy)))
(setq args (list* :env (list :http_proxy proxy) args)))
(when-let ((mirror (get-hostattrs-car :apt.mirror)))
(nconcf args (list mirror)))
(apply #'run args))))
(defpropspec %os-bootstrapper-installed :posix (host)
`(os:host-typecase ,host
(debian
(os:typecase
(debian (apt:installed "debootstrap"))))))
(defpropspec %os-bootstrapped :posix (options root host)
"Bootstrap OS into ROOT, e.g. with debootstrap(1)."
;; evaluate HOST once; can't use ONCE-ONLY because gensyms not serialisable
;; for sending to remote Lisp images
(let ((host host))
`(os:host-typecase ,host
(debian (%debootstrapped ,root ,host ,@options)))))
(defproplist os-bootstrapped :posix
(options root properties
&aux (host
(preprocess-host
(make-child-host
:propspec
(make-propspec
:systems (propspec-systems properties)
;; Note that this apply-and-unapply approach will not
;; work as part of a larger propspec because unapplying
;; SERVICE:NO-SERVICES doesn't remove the :NO-SERVICES
;; hostattr. It's only okay because we know that the
;; unapplication is the last property that will be
;; applied to HOST (though perhaps not to the chroot).
:propspec `(eseqprops
(service:no-services)
,(propspec-props properties)
(unapply (service:no-services))))))))
"Bootstrap an OS into ROOT and apply PROPERTIES.
OPTIONS is a plist of values to pass to the OS-specific bootstrapping property."
(:desc
(declare (ignore options properties))
#?"Built chroot ${root}")
(%os-bootstrapper-installed host)
(%os-bootstrapped options root host)
(deploys `((:chroot :into ,root)) host))
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