;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015, 2016 Alex Kost <alezost@gmail.com>
;;; Copyright © 2016 Chris Marusich <cmmarusich@gmail.com>
#:use-module (gnu packages less)
#:use-module (gnu packages zile)
#:use-module (gnu packages nano)
- #:use-module (gnu packages lsof)
#:use-module (gnu packages gawk)
#:use-module (gnu packages man)
#:use-module (gnu packages texinfo)
#:use-module (gnu system locale)
#:use-module (gnu system pam)
#:use-module (gnu system linux-initrd)
+ #:use-module (gnu system uuid)
#:use-module (gnu system file-systems)
#:use-module (gnu system mapped-devices)
#:use-module (ice-9 match)
operating-system-kernel
operating-system-kernel-file
operating-system-kernel-arguments
+ operating-system-initrd-modules
operating-system-initrd
operating-system-users
operating-system-groups
operating-system-activation-script
operating-system-user-accounts
operating-system-shepherd-service-names
+ operating-system-user-kernel-arguments
operating-system-derivation
operating-system-profile
(define (bootable-kernel-arguments kernel-arguments system.drv root-device)
"Prepend extra arguments to KERNEL-ARGUMENTS that allow SYSTEM.DRV to be
booted from ROOT-DEVICE"
- (cons* (string-append "--root=" root-device)
+ (cons* (string-append "--root="
+ (cond ((uuid? root-device)
+
+ ;; Note: Always use the DCE format because that's
+ ;; what (gnu build linux-boot) expects for the
+ ;; '--root' kernel command-line option.
+ (uuid->string (uuid-bytevector root-device)
+ 'dce))
+ ((file-system-label? root-device)
+ (file-system-label->string root-device))
+ (else root-device)))
#~(string-append "--system=" #$system.drv)
#~(string-append "--load=" #$system.drv "/boot")
kernel-arguments))
(initrd operating-system-initrd ; (list fs) -> M derivation
(default base-initrd))
+ (initrd-modules operating-system-initrd-modules ; list of strings
+ (thunked) ; it's system-dependent
+ (default %base-initrd-modules))
+
(firmware operating-system-firmware ; list of packages
(default %base-firmware))
(kernel-arguments boot-parameters-kernel-arguments)
(initrd boot-parameters-initrd))
+(define (ensure-not-/dev device)
+ "If DEVICE starts with a slash, return #f. This is meant to filter out
+Linux device names such as /dev/sda, and to preserve GRUB device names and
+file system labels."
+ (if (and (string? device) (string-prefix? "/" device))
+ #f
+ device))
+
(define (read-boot-parameters port)
"Read boot parameters from PORT and return the corresponding
<boot-parameters> object or #f if the format is unrecognized."
+ (define device-sexp->device
+ (match-lambda
+ (('uuid (? symbol? type) (? bytevector? bv))
+ (bytevector->uuid bv type))
+ (('file-system-label (? string? label))
+ (file-system-label label))
+ ((? bytevector? bv) ;old format
+ (bytevector->uuid bv 'dce))
+ ((? string? device)
+ ;; It used to be that we would not distinguish between labels and
+ ;; device names. Try to infer the right thing here.
+ (if (string-prefix? "/dev/" device)
+ device
+ (file-system-label device)))))
+
(match (read port)
(('boot-parameters ('version 0)
('label label) ('root-device root)
rest ...)
(boot-parameters
(label label)
- (root-device root)
+ (root-device (device-sexp->device root))
(bootloader-name
(match (assq 'bootloader-name rest)
file)))
(store-device
- (match (assq 'store rest)
- (('store ('device device) _ ...)
- device)
- (_ ;the old format
- ;; Root might be a device path like "/dev/sda1", which is not a
- ;; suitable GRUB device identifier.
- (if (string-prefix? "/" root)
- #f
- root))))
+ ;; Linux device names like "/dev/sda1" are not suitable GRUB device
+ ;; identifiers, so we just filter them out.
+ (ensure-not-/dev
+ (match (assq 'store rest)
+ (('store ('device #f) _ ...)
+ root-device)
+ (('store ('device device) _ ...)
+ (device-sexp->device device))
+ (_ ;the old format
+ root-device))))
(store-mount-point
(match (assq 'store rest)
(_ ;the old format
"/")))))
(x ;unsupported format
- (warning (G_ "unrecognized boot parameters for '~a'~%")
- system)
+ (warning (G_ "unrecognized boot parameters at '~a'~%")
+ (port-filename port))
#f)))
(define (read-boot-parameters-file system)
(let* ((file (string-append system "/parameters"))
(params (call-with-input-file file read-boot-parameters))
(root (boot-parameters-root-device params))
- (root-device (if (bytevector? root)
- (uuid->string root)
- root))
(kernel-arguments (boot-parameters-kernel-arguments params)))
(if params
(boot-parameters
(inherit params)
(kernel-arguments (bootable-kernel-arguments kernel-arguments
- system
- root-device)))
+ system root)))
#f)))
(define (boot-parameters->menu-entry conf)
(remove file-system-needed-for-boot?
(operating-system-file-systems os)))
+ (define mapped-devices-for-boot
+ (operating-system-boot-mapped-devices os))
+
(define (device-mappings fs)
(let ((device (file-system-device fs)))
(if (string? device) ;title is 'device
(file-system
(inherit fs)
(dependencies
- (delete-duplicates (append (device-mappings fs)
- (file-system-dependencies fs))
- eq?))))
+ (delete-duplicates
+ (remove (cut member <> mapped-devices-for-boot)
+ (append (device-mappings fs)
+ (file-system-dependencies fs)))
+ eq?))))
(service file-system-service-type
(map add-dependencies file-systems)))
-(define (mapped-device-user device file-systems)
- "Return a file system among FILE-SYSTEMS that uses DEVICE, or #f."
+(define (mapped-device-users device file-systems)
+ "Return the subset of FILE-SYSTEMS that use DEVICE."
(let ((target (string-append "/dev/mapper/" (mapped-device-target device))))
- (find (lambda (fs)
- (or (member device (file-system-dependencies fs))
- (and (eq? 'device (file-system-title fs))
- (string=? (file-system-device fs) target))))
- file-systems)))
+ (filter (lambda (fs)
+ (or (member device (file-system-dependencies fs))
+ (and (string? (file-system-device fs))
+ (string=? (file-system-device fs) target))))
+ file-systems)))
(define (operating-system-user-mapped-devices os)
"Return the subset of mapped devices that can be installed in
(let ((devices (operating-system-mapped-devices os))
(file-systems (operating-system-file-systems os)))
(filter (lambda (md)
- (let ((user (mapped-device-user md file-systems)))
- (or (not user)
- (not (file-system-needed-for-boot? user)))))
+ (let ((users (mapped-device-users md file-systems)))
+ (not (any file-system-needed-for-boot? users))))
devices)))
(define (operating-system-boot-mapped-devices os)
(let ((devices (operating-system-mapped-devices os))
(file-systems (operating-system-file-systems os)))
(filter (lambda (md)
- (let ((user (mapped-device-user md file-systems)))
- (and user (file-system-needed-for-boot? user))))
+ (let ((users (mapped-device-users md file-systems)))
+ (any file-system-needed-for-boot? users)))
devices)))
(define (device-mapping-services os)
(let* ((mappings (device-mapping-services os))
(root-fs (root-file-system-service))
(other-fs (non-boot-file-system-service os))
- (unmount (user-unmount-service known-fs))
(swaps (swap-services os))
- (procs (user-processes-service))
+ (procs (service user-processes-service-type))
(host-name (host-name-service (operating-system-host-name os)))
(entries (operating-system-directory-base-entries
os #:container? container?)))
(cons* (service system-service-type entries)
%boot-service
- ;; %SHEPHERD-ROOT-SERVICE must come first so that the gexp that
+ ;; %SHEPHERD-ROOT-SERVICE must come last so that the gexp that
;; execs shepherd comes last in the boot script (XXX). Likewise,
- ;; the cleanup service must come last so that its gexp runs before
+ ;; the cleanup service must come first so that its gexp runs before
;; activation code.
- %shepherd-root-service
- %activation-service
(service cleanup-service-type #f)
+ %activation-service
+ %shepherd-root-service
(pam-root-service (operating-system-pam-services os))
(account-service (append (operating-system-accounts os)
(service fstab-service-type '())
(session-environment-service
(operating-system-environment-variables os))
- host-name procs root-fs unmount
+ host-name procs root-fs
(service setuid-program-service-type
(operating-system-setuid-programs os))
(service profile-service-type
(define* (operating-system-services os #:key container?)
"Return all the services of OS, including \"internal\" services that do not
explicitly appear in OS."
- (append (operating-system-user-services os)
- (essential-services os #:container? container?)))
+ (instantiate-missing-services
+ (append (operating-system-user-services os)
+ (essential-services os #:container? container?))))
\f
;;;
;; Default set of packages globally visible. It should include anything
;; required for basic administrator tasks.
(cons* procps psmisc which less zile nano
- lsof ;for Guix's 'list-runtime-roots'
pciutils usbutils
- util-linux inetutils isc-dhcp
+ util-linux
+ inetutils isc-dhcp
(@ (gnu packages admin) shadow) ;for 'passwd'
;; wireless-tools is deprecated in favor of iw, but it's still what
;; many people are familiar with, so keep it around.
- iw wireless-tools rfkill
+ iw wireless-tools
iproute
net-tools ; XXX: remove when Inetutils suffices
(define* (operating-system-etc-service os)
"Return a <service> that builds containing the static part of the /etc
directory."
- (let ((login.defs (plain-file "login.defs" "# Empty for now.\n"))
+ (let ((login.defs
+ (plain-file "login.defs"
+ (string-append
+ "# Default paths for non-login shells started by su(1).\n"
+ "ENV_PATH /run/setuid-programs:"
+ "/run/current-system/profile/bin:"
+ "/run/current-system/profile/sbin\n"
+ "ENV_SUPATH /run/setuid-programs:"
+ "/run/current-system/profile/bin:"
+ "/run/current-system/profile/sbin\n")))
(issue (plain-file "issue" (operating-system-issue os)))
(nsswitch (plain-file "nsswitch.conf"
export XDG_DATA_DIRS=$HOME/.guix-profile/share:/run/current-system/profile/share
export XDG_CONFIG_DIRS=$HOME/.guix-profile/etc/xdg:/run/current-system/profile/etc/xdg
+# Make sure libXcursor finds cursors installed into user or system profiles. See <http://bugs.gnu.org/24445>
+export XCURSOR_PATH=$HOME/.icons:$HOME/.guix-profile/share/icons:/run/current-system/profile/share/icons
+
# Ignore the default value of 'PATH'.
unset PATH
# Load the system profile's settings.
-GUIX_PROFILE=/run/current-system/profile \\
+GUIX_PROFILE=/run/current-system/profile ; \\
. /run/current-system/profile/etc/profile
-# Prepend setuid programs.
-export PATH=/run/setuid-programs:$PATH
-
# Since 'lshd' does not use pam_env, /etc/environment must be explicitly
# loaded when someone logs in via SSH. See <http://bugs.gnu.org/22175>.
# We need 'PATH' to be defined here, for 'cat' and 'cut'. Do this before
export `cat /etc/environment | cut -d= -f1`
fi
-if [ -f \"$HOME/.guix-profile/etc/profile\" ]
-then
- # Load the user profile's settings.
- GUIX_PROFILE=\"$HOME/.guix-profile\" \\
- . \"$HOME/.guix-profile/etc/profile\"
-else
- # At least define this one so that basic things just work
- # when the user installs their first package.
- export PATH=\"$HOME/.guix-profile/bin:$PATH\"
-fi
+# Arrange so that ~/.config/guix/current comes first.
+for profile in \"$HOME/.guix-profile\" \"$HOME/.config/guix/current\"
+do
+ if [ -f \"$profile/etc/profile\" ]
+ then
+ # Load the user profile's settings.
+ GUIX_PROFILE=\"$profile\" ; \\
+ . \"$profile/etc/profile\"
+ else
+ # At least define this one so that basic things just work
+ # when the user installs their first package.
+ export PATH=\"$profile/bin:$PATH\"
+ fi
+done
+
+# Prepend setuid programs.
+export PATH=/run/setuid-programs:$PATH
+
+# Arrange so that ~/.config/guix/current/share/info comes first.
+export INFOPATH=\"$HOME/.config/guix/current/share/info:$INFOPATH\"
# Set the umask, notably for users logging in via 'lsh'.
# See <http://bugs.gnu.org/22650>.
umask 022
+# Allow Hunspell-based applications (IceCat, LibreOffice, etc.) to
+# find dictionaries.
+export DICPATH=\"$HOME/.guix-profile/share/hunspell:/run/current-system/profile/share/hunspell\"
+
# Allow GStreamer-based applications to find plugins.
export GST_PLUGIN_PATH=\"$HOME/.guix-profile/lib/gstreamer-1.0\"
("bashrc" ,#~#$bashrc)
("hosts" ,#~#$(or (operating-system-hosts-file os)
(default-/etc/hosts (operating-system-host-name os))))
+ ;; Write the operating-system-host-name to /etc/hostname to prevent
+ ;; NetworkManager from changing the system's hostname when connecting
+ ;; to certain networks. Some discussion at
+ ;; https://lists.gnu.org/archive/html/help-guix/2017-09/msg00037.html
+ ("hostname" ,(plain-file "hostname" (operating-system-host-name os)))
("localtime" ,(file-append tzdata "/share/zoneinfo/"
(operating-system-timezone os)))
("sudoers" ,(operating-system-sudoers-file os))))))
"Return the environment variables of OS for
@var{session-environment-service-type}, to be used in @file{/etc/environment}."
`(("LANG" . ,(operating-system-locale os))
- ("TZ" . ,(operating-system-timezone os))
+ ;; Note: No need to set 'TZ' since (1) we provide /etc/localtime, and (2)
+ ;; it doesn't work for setuid binaries. See <https://bugs.gnu.org/29212>.
("TZDIR" . ,(file-append tzdata "/share/zoneinfo"))
;; Tell 'modprobe' & co. where to look for modules.
("LINUX_MODULE_DIRECTORY" . "/run/booted-system/kernel/lib/modules")
hardware-related operations as necessary when booting a Linux container."
(let* ((services (operating-system-services os #:container? container?))
(boot (fold-services services #:target-type boot-service-type)))
- ;; BOOT is the script as a monadic value.
(service-value boot)))
(define (operating-system-user-accounts os)
(define (operating-system-root-file-system os)
"Return the root file system of OS."
- (find (match-lambda
- (($ <file-system> device title "/") #t)
- (x #f))
+ (find (lambda (fs)
+ (string=? "/" (file-system-mount-point fs)))
(operating-system-file-systems os)))
(define (operating-system-initrd-file os)
(mlet %store-monad ((initrd (make-initrd boot-file-systems
#:linux (operating-system-kernel os)
+ #:linux-modules
+ (operating-system-initrd-modules os)
#:mapped-devices mapped-devices)))
(return (file-append initrd "/initrd"))))
(mlet* %store-monad
((system (operating-system-derivation os))
(root-fs -> (operating-system-root-file-system os))
- (root-device -> (if (eq? 'uuid (file-system-title root-fs))
- (uuid->string (file-system-device root-fs))
- (file-system-device root-fs)))
+ (root-device -> (file-system-device root-fs))
(params (operating-system-boot-parameters os system root-device))
(entry -> (boot-parameters->menu-entry params))
(bootloader-conf -> (operating-system-bootloader os)))
(bootloader-configuration-bootloader bootloader-conf))
bootloader-conf (list entry) #:old-entries old-entries)))
-(define (fs->boot-device fs)
- "Given FS, a <file-system> object, return a value suitable for use as the
-device in a <menu-entry>."
- (case (file-system-title fs)
- ((uuid) (file-system-device fs))
- ((label) (file-system-device fs))
- (else #f)))
-
(define (operating-system-boot-parameters os system.drv root-device)
"Return a monadic <boot-parameters> record that describes the boot parameters
of OS. SYSTEM.DRV is either a derivation or #f. If it's a derivation, adds
(operating-system-user-kernel-arguments os)))
(initrd initrd)
(bootloader-name bootloader-name)
- (store-device (fs->boot-device store))
+ (store-device (ensure-not-/dev (file-system-device store)))
(store-mount-point (file-system-mount-point store))))))
+(define (device->sexp device)
+ "Serialize DEVICE as an sexp (really, as an object with a read syntax.)"
+ (match device
+ ((? uuid? uuid)
+ `(uuid ,(uuid-type uuid) ,(uuid-bytevector uuid)))
+ ((? file-system-label? label)
+ `(file-system-label ,(file-system-label->string label)))
+ (_
+ device)))
+
(define* (operating-system-boot-parameters-file os #:optional (system.drv #f))
"Return a file that describes the boot parameters of OS. The primary use of
this file is the reconstruction of GRUB menu entries for old configurations.
#~(boot-parameters
(version 0)
(label #$(boot-parameters-label params))
- (root-device #$(boot-parameters-root-device params))
+ (root-device
+ #$(device->sexp
+ (boot-parameters-root-device params)))
(kernel #$(boot-parameters-kernel params))
(kernel-arguments
#$(boot-parameters-kernel-arguments params))
(initrd #$(boot-parameters-initrd params))
(bootloader-name #$(boot-parameters-bootloader-name params))
(store
- (device #$(boot-parameters-store-device params))
+ (device
+ #$(device->sexp (boot-parameters-store-device params)))
(mount-point #$(boot-parameters-store-mount-point params))))
#:set-load-path? #f)))
+(define-gexp-compiler (operating-system-compiler (os <operating-system>)
+ system target)
+ ((store-lift
+ (lambda (store)
+ ;; XXX: This is not super elegant but we can't pass SYSTEM and TARGET to
+ ;; 'operating-system-derivation'.
+ (run-with-store store (operating-system-derivation os)
+ #:system system
+ #:target target)))))
+
;;; system.scm ends here