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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)
(:desc (declare (ignore host)) "OS bootstrapper installed")
`(os:host-etypecase ,host
(debian
(os:etypecase
(debianlike (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
(:desc (declare (ignore options root host)) "OS bootstrapped")
(let ((host host))
`(os:host-etypecase ,host
(debian (%debootstrapped ,root ,host ,@options)))))
(defun make-child-host-for-chroot-deploy (propspec)
"Return a preprocessed child host with properties as specified by PROPSPEC,
additionally set up such that deploying the host will not start up any
services."
(preprocess-host
(make-child-host
:propspec (make-propspec
:systems (propspec-systems propspec)
:propspec `(service:without-starting-services
,(propspec-props propspec))))))
(defproplist os-bootstrapped :lisp
(options root properties
&aux (host (make-child-host-for-chroot-deploy properties)))
"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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