;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
+;;; Copyright © 2015 Alex Kost <alezost@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
#:use-module (guix packages)
#:use-module (guix derivations)
#:use-module (guix profiles)
+ #:use-module (guix ui)
#:use-module (gnu packages base)
#:use-module (gnu packages bash)
#:use-module (gnu packages guile)
#:use-module (gnu system shadow)
#:use-module (gnu system nss)
#:use-module (gnu system locale)
- #:use-module (gnu system linux)
+ #:use-module (gnu system pam)
#:use-module (gnu system linux-initrd)
#:use-module (gnu system file-systems)
#:use-module (ice-9 match)
operating-system-host-name
operating-system-hosts-file
operating-system-kernel
+ operating-system-kernel-arguments
operating-system-initrd
operating-system-users
operating-system-groups
operating-system-timezone
operating-system-locale
operating-system-locale-definitions
+ operating-system-locale-libcs
operating-system-mapped-devices
operating-system-file-systems
operating-system-activation-script
operating-system-derivation
operating-system-profile
operating-system-grub.cfg
+ operating-system-etc-directory
+ operating-system-locale-directory
+ operating-system-boot-script
+
+ boot-parameters
+ boot-parameters?
+ boot-parameters-label
+ boot-parameters-root-device
+ boot-parameters-kernel
+ boot-parameters-kernel-arguments
+ read-boot-parameters
local-host-aliases
%setuid-programs
operating-system?
(kernel operating-system-kernel ; package
(default linux-libre))
+ (kernel-arguments operating-system-kernel-arguments
+ (default '())) ; list of gexps/strings
(bootloader operating-system-bootloader) ; <grub-configuration>
(initrd operating-system-initrd ; (list fs) -> M derivation
(default %base-firmware))
(host-name operating-system-host-name) ; string
- (hosts-file operating-system-hosts-file ; M item | #f
+ (hosts-file operating-system-hosts-file ; file-like | #f
(default #f))
(mapped-devices operating-system-mapped-devices ; list of <mapped-device>
(default '()))
(users operating-system-users ; list of user accounts
- (default '()))
+ (default %base-user-accounts))
(groups operating-system-groups ; list of user groups
(default %base-groups))
(default "en_US.utf8"))
(locale-definitions operating-system-locale-definitions ; list of <locale-definition>
(default %default-locale-definitions))
+ (locale-libcs operating-system-locale-libcs ; list of <packages>
+ (default %default-locale-libcs))
(name-service-switch operating-system-name-service-switch ; <name-service-switch>
(default %default-nss))
(setuid-programs operating-system-setuid-programs
(default %setuid-programs)) ; list of string-valued gexps
- (sudoers operating-system-sudoers ; /etc/sudoers contents
- (default %sudoers-specification)))
-
-\f
-;;;
-;;; Derivation.
-;;;
-
-(define* (file-union name files)
- "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 a gexp denoting the target
-file."
- (define builder
- #~(begin
- (mkdir #$output)
- (chdir #$output)
- #$@(map (match-lambda
- ((target source)
- #~(symlink #$source #$target)))
- files)))
-
- (gexp->derivation name builder))
-
-(define (directory-union name things)
- "Return a directory that is the union of THINGS."
- (match things
- ((one)
- ;; Only one thing; return it.
- (with-monad %store-monad (return one)))
- (_
- (gexp->derivation name
- #~(begin
- (use-modules (guix build union))
- (union-build #$output '#$things))
- #:modules '((guix build union))
- #:local-build? #t))))
+ (sudoers-file operating-system-sudoers-file ; file-like
+ (default %sudoers-specification)))
\f
;;;
(operating-system-file-systems os)))
(define (device-mappings fs)
- (filter (lambda (md)
- (string=? (string-append "/dev/mapper/"
- (mapped-device-target md))
- (file-system-device fs)))
- (operating-system-mapped-devices os)))
-
- (define (requirements fs)
- (map (lambda (md)
- (symbol-append 'device-mapping-
- (string->symbol (mapped-device-target md))))
- (device-mappings fs)))
-
- (sequence %store-monad
- (map (lambda (fs)
- (match fs
- (($ <file-system> device title target type flags opts
- #f check? create?)
- (file-system-service device target type
- #:title title
- #:requirements (requirements fs)
- #:check? check?
- #:create-mount-point? create?
- #:options opts
- #:flags flags))))
- file-systems)))
+ (let ((device (file-system-device fs)))
+ (if (string? device) ;title is 'device
+ (filter (lambda (md)
+ (string=? (string-append "/dev/mapper/"
+ (mapped-device-target md))
+ device))
+ (operating-system-mapped-devices os))
+ '())))
+
+ (define (add-dependencies fs)
+ ;; Add the dependencies due to device mappings to FS.
+ (file-system
+ (inherit fs)
+ (dependencies
+ (delete-duplicates (append (device-mappings fs)
+ (file-system-dependencies fs))
+ eq?))))
+
+ (map (compose file-system-service add-dependencies) file-systems))
(define (mapped-device-user device file-systems)
"Return a file system among FILE-SYSTEMS that uses DEVICE, or #f."
(let ((target (string-append "/dev/mapper/" (mapped-device-target device))))
(find (lambda (fs)
- (string=? (file-system-device fs) target))
+ (and (eq? 'device (file-system-title fs))
+ (string=? (file-system-device fs) target)))
file-systems)))
(define (operating-system-user-mapped-devices os)
devices)))
(define (device-mapping-services os)
- "Return the list of device-mapping services for OS as a monadic list."
- (sequence %store-monad
- (map (lambda (md)
- (let* ((source (mapped-device-source md))
- (target (mapped-device-target md))
- (type (mapped-device-type md))
- (open (mapped-device-kind-open type))
- (close (mapped-device-kind-close type)))
- (device-mapping-service target
- (open source target)
- (close source target))))
- (operating-system-user-mapped-devices os))))
+ "Return the list of device-mapping services for OS as a list."
+ (map (lambda (md)
+ (let* ((source (mapped-device-source md))
+ (target (mapped-device-target md))
+ (type (mapped-device-type md))
+ (open (mapped-device-kind-open type))
+ (close (mapped-device-kind-close type)))
+ (device-mapping-service target
+ (open source target)
+ (close source target))))
+ (operating-system-user-mapped-devices os)))
(define (swap-services os)
- "Return the list of swap services for OS as a monadic list."
- (sequence %store-monad
- (map swap-service (operating-system-swap-devices os))))
-
-(define (essential-services os)
+ "Return the list of swap services for OS."
+ (map swap-service (operating-system-swap-devices os)))
+
+(define* (operating-system-directory-base-entries os #:key container?)
+ "Return the basic entries of the 'system' directory of OS for use as the
+value of the SYSTEM-SERVICE-TYPE service."
+ (mlet %store-monad ((locale (operating-system-locale-directory os)))
+ (if container?
+ (return `(("locale" ,locale)))
+ (mlet %store-monad
+ ((kernel -> (operating-system-kernel os))
+ (initrd (operating-system-initrd-file os))
+ (params (operating-system-parameters-file os)))
+ (return `(("kernel" ,kernel)
+ ("parameters" ,params)
+ ("initrd" ,initrd)
+ ("locale" ,locale))))))) ;used by libc
+
+(define* (essential-services os #:key container?)
"Return the list of essential services for OS. These are special services
that implement part of what's declared in OS are responsible for low-level
-bookkeeping."
+bookkeeping. CONTAINER? determines whether to return the list of services for
+a container or that of a \"bare metal\" system."
(define known-fs
(map file-system-mount-point (operating-system-file-systems os)))
- (mlet* %store-monad ((mappings (device-mapping-services os))
- (root-fs (root-file-system-service))
- (other-fs (other-file-system-services os))
- (unmount (user-unmount-service known-fs))
- (swaps (swap-services os))
- (procs (user-processes-service
- (map (compose first service-provision)
- other-fs)))
- (host-name (host-name-service
- (operating-system-host-name os))))
- (return (cons* host-name procs root-fs unmount
- (append other-fs mappings swaps)))))
-
-(define (operating-system-services os)
+ (let* ((mappings (device-mapping-services os))
+ (root-fs (root-file-system-service))
+ (other-fs (other-file-system-services os))
+ (unmount (user-unmount-service known-fs))
+ (swaps (swap-services os))
+ (procs (user-processes-service
+ (map service-parameters other-fs)))
+ (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
+
+ ;; %DMD-ROOT-SERVICE must come first so that the gexp that execs
+ ;; dmd comes last in the boot script (XXX). Likewise, the cleanup
+ ;; service must come last so that its gexp runs before activation
+ ;; code.
+ %dmd-root-service
+ %activation-service
+ (service cleanup-service-type #f)
+
+ (pam-root-service (operating-system-pam-services os))
+ (account-service (append (operating-system-accounts os)
+ (operating-system-groups os))
+ (operating-system-skeletons os))
+ (operating-system-etc-service os)
+ (service fstab-service-type '())
+ (session-environment-service
+ (operating-system-environment-variables os))
+ host-name procs root-fs unmount
+ (service setuid-program-service-type
+ (operating-system-setuid-programs os))
+ (service profile-service-type
+ (operating-system-packages os))
+ (append other-fs mappings swaps
+
+ ;; Add the firmware service, unless we are building for a
+ ;; container.
+ (if container?
+ '()
+ (list %linux-bare-metal-service
+ (service firmware-service-type
+ (operating-system-firmware os))))))))
+
+(define* (operating-system-services os #:key container?)
"Return all the services of OS, including \"internal\" services that do not
explicitly appear in OS."
- (mlet %store-monad
- ((user (sequence %store-monad (operating-system-user-services os)))
- (essential (essential-services os)))
- (return (append essential user))))
+ (append (operating-system-user-services os)
+ (essential-services os #:container? container?)))
\f
;;;
(define (default-/etc/hosts host-name)
"Return the default /etc/hosts file."
- (text-file "hosts" (local-host-aliases host-name)))
+ (plain-file "hosts" (local-host-aliases host-name)))
(define (emacs-site-file)
"Return the Emacs 'site-start.el' file. That file contains the necessary
settings for 'guix.el' to work out-of-the-box."
- (gexp->file "site-start.el"
- #~(progn
- ;; Add the "normal" elisp directory to the search path;
- ;; guix.el may be there.
- (add-to-list
- 'load-path
- "/run/current-system/profile/share/emacs/site-lisp")
-
- ;; Attempt to load guix.el.
- (require 'guix-init nil t)
-
- (when (require 'geiser-guile nil t)
- ;; Make sure Geiser's Scheme modules are in Guile's search
- ;; path.
- (add-to-list
- 'geiser-guile-load-path
- "/run/current-system/profile/share/geiser/guile")))))
+ (scheme-file "site-start.el"
+ #~(progn
+ ;; Add the "normal" elisp directory to the search path;
+ ;; guix.el may be there.
+ (add-to-list
+ 'load-path
+ "/run/current-system/profile/share/emacs/site-lisp")
+
+ ;; Attempt to load guix.el.
+ (require 'guix-init nil t)
+
+ ;; Attempt to load geiser.
+ (require 'geiser-install nil t))))
(define (emacs-site-directory)
"Return the Emacs site directory, aka. /etc/emacs."
- (mlet %store-monad ((file (emacs-site-file)))
- (gexp->derivation "emacs"
- #~(begin
- (mkdir #$output)
- (chdir #$output)
- (symlink #$file "site-start.el")))))
-
-(define* (etc-directory #:key
- (locale "C") (timezone "Europe/Paris")
- (issue "Hello!\n")
- (skeletons '())
- (pam-services '())
- (profile "/run/current-system/profile")
- hosts-file nss
- (sudoers ""))
- "Return a derivation that builds the static part of the /etc directory."
- (mlet* %store-monad
- ((pam.d (pam-services->directory pam-services))
- (sudoers (text-file "sudoers" sudoers))
- (login.defs (text-file "login.defs" "# Empty for now.\n"))
-
- ;; /etc/shells is used by xterm and other programs. We don't check
- ;; whether these shells are installed, should be OK.
- (shells (text-file "shells"
- "\
-/bin/sh
-/run/current-system/profile/bin/sh
-/run/current-system/profile/bin/bash
-/run/current-system/profile/bin/fish
-/run/current-system/profile/bin/tcsh
-/run/current-system/profile/bin/zsh\n"))
- (emacs (emacs-site-directory))
- (issue (text-file "issue" issue))
- (nsswitch (text-file "nsswitch.conf"
- (name-service-switch->string nss)))
-
- ;; Startup file for POSIX-compliant login shells, which set system-wide
- ;; environment variables.
- (profile (text-file* "profile" "\
-export LANG=\"" locale "\"
-export TZ=\"" timezone "\"
-export TZDIR=\"" tzdata "/share/zoneinfo\"
-
-# Tell 'modprobe' & co. where to look for modules.
-export LINUX_MODULE_DIRECTORY=/run/booted-system/kernel/lib/modules
-
-export PATH=$HOME/.guix-profile/bin:/run/current-system/profile/bin
-export PATH=/run/setuid-programs:/run/current-system/profile/sbin:$PATH
+ (computed-file "emacs"
+ #~(begin
+ (mkdir #$output)
+ (chdir #$output)
+ (symlink #$(emacs-site-file) "site-start.el"))))
+
+(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"))
+
+ (emacs (emacs-site-directory))
+ (issue (plain-file "issue" (operating-system-issue os)))
+ (nsswitch (plain-file "nsswitch.conf"
+ (name-service-switch->string
+ (operating-system-name-service-switch os))))
+
+ ;; Startup file for POSIX-compliant login shells, which set system-wide
+ ;; environment variables.
+ (profile (mixed-text-file "profile" "\
+# Crucial variables that could be missing in the profiles' 'etc/profile'
+# because they would require combining both profiles.
+# FIXME: See <http://bugs.gnu.org/20255>.
export MANPATH=$HOME/.guix-profile/share/man:/run/current-system/profile/share/man
export INFOPATH=$HOME/.guix-profile/share/info:/run/current-system/profile/share/info
-
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
-# Append the directory of 'site-start.el' to the search path.
-export EMACSLOADPATH=:/etc/emacs
+# Ignore the default value of 'PATH'.
+unset PATH
-# By default, applications that use D-Bus, such as Emacs, abort at startup
-# when /etc/machine-id is missing. Make sure these warnings are non-fatal.
-export DBUS_FATAL_WARNINGS=0
+# Load the system profile's settings.
+GUIX_PROFILE=/run/current-system/profile \\
+. /run/current-system/profile/etc/profile
-# These variables are honored by OpenSSL (libssl) and Git.
-export SSL_CERT_DIR=/etc/ssl/certs
-export SSL_CERT_FILE=\"$SSL_CERT_DIR/ca-certificates.crt\"
-export GIT_SSL_CAINFO=\"$SSL_CERT_FILE\"
+# Prepend setuid programs.
+export PATH=/run/setuid-programs:$PATH
+
+if [ -f \"$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
# Allow Aspell to find dictionaries installed in the user profile.
export ASPELL_CONF=\"dict-dir $HOME/.guix-profile/lib/aspell\"
+# Allow GStreamer-based applications to find plugins.
+export GST_PLUGIN_PATH=\"$HOME/.guix-profile/lib/gstreamer-1.0\"
+
if [ -n \"$BASH_VERSION\" -a -f /etc/bashrc ]
then
# Load Bash-specific initialization code.
- source /etc/bashrc
+ . /etc/bashrc
fi
"))
- (bashrc (text-file "bashrc" "\
+ (bashrc (plain-file "bashrc" "\
# Bash-specific initialization.
# The 'bash-completion' package.
# completion loader that searches its own completion files as well
# as those in ~/.guix-profile and /run/current-system/profile.
source /run/current-system/profile/etc/profile.d/bash_completion.sh
-fi\n"))
- (skel (skeleton-directory skeletons)))
- (file-union "etc"
- `(("services" ,#~(string-append #$net-base "/etc/services"))
- ("protocols" ,#~(string-append #$net-base "/etc/protocols"))
- ("rpc" ,#~(string-append #$net-base "/etc/rpc"))
- ("emacs" ,#~#$emacs)
- ("pam.d" ,#~#$pam.d)
- ("login.defs" ,#~#$login.defs)
- ("issue" ,#~#$issue)
- ("nsswitch.conf" ,#~#$nsswitch)
- ("skel" ,#~#$skel)
- ("shells" ,#~#$shells)
- ("profile" ,#~#$profile)
- ("bashrc" ,#~#$bashrc)
- ("hosts" ,#~#$hosts-file)
- ("localtime" ,#~(string-append #$tzdata "/share/zoneinfo/"
- #$timezone))
- ("sudoers" ,#~#$sudoers)))))
-
-(define (operating-system-profile os)
- "Return a derivation that builds the system profile of OS."
- (profile-derivation (manifest (map package->manifest-entry
- (operating-system-packages os)))))
+fi\n")))
+ (etc-service
+ `(("services" ,#~(string-append #$net-base "/etc/services"))
+ ("protocols" ,#~(string-append #$net-base "/etc/protocols"))
+ ("rpc" ,#~(string-append #$net-base "/etc/rpc"))
+ ("emacs" ,#~#$emacs)
+ ("login.defs" ,#~#$login.defs)
+ ("issue" ,#~#$issue)
+ ("nsswitch.conf" ,#~#$nsswitch)
+ ("profile" ,#~#$profile)
+ ("bashrc" ,#~#$bashrc)
+ ("hosts" ,#~#$(or (operating-system-hosts-file os)
+ (default-/etc/hosts (operating-system-host-name os))))
+ ("localtime" ,#~(string-append #$tzdata "/share/zoneinfo/"
+ #$(operating-system-timezone os)))
+ ("sudoers" ,(operating-system-sudoers-file os))))))
(define %root-account
;; Default root account.
(home-directory "/root")))
(define (operating-system-accounts os)
- "Return the user accounts for OS, including an obligatory 'root' account."
- (define users
- ;; Make sure there's a root account.
- (if (find (lambda (user)
- (and=> (user-account-uid user) zero?))
- (operating-system-users os))
- (operating-system-users os)
- (cons %root-account (operating-system-users os))))
-
- (mlet %store-monad ((services (operating-system-services os)))
- (return (append users
- (append-map service-user-accounts services)))))
+ "Return the user accounts for OS, including an obligatory 'root' account,
+and excluding accounts requested by services."
+ ;; Make sure there's a root account.
+ (if (find (lambda (user)
+ (and=> (user-account-uid user) zero?))
+ (operating-system-users os))
+ (operating-system-users os)
+ (cons %root-account (operating-system-users os))))
+
+(define (maybe-string->file file-name thing)
+ "If THING is a string, return a <plain-file> with THING as its content.
+Otherwise just return THING.
+
+This is for backward-compatibility of fields that used to be strings and are
+now file-like objects.."
+ (match thing
+ ((? string?)
+ (warning (_ "using a string for file '~a' is deprecated; \
+use 'plain-file' instead~%")
+ file-name)
+ (plain-file file-name thing))
+ (x
+ x)))
+
+(define (maybe-file->monadic file-name thing)
+ "If THING is a value in %STORE-MONAD, return it as is; otherwise return
+THING in the %STORE-MONAD.
+
+This is for backward-compatibility of fields that used to be monadic values
+and are now file-like objects."
+ (with-monad %store-monad
+ (match thing
+ ((? procedure?)
+ (warning (_ "using a monadic value for '~a' is deprecated; \
+use 'plain-file' instead~%")
+ file-name)
+ thing)
+ (x
+ (return x)))))
(define (operating-system-etc-directory os)
"Return that static part of the /etc directory of OS."
- (mlet* %store-monad
- ((services (operating-system-services os))
- (pam-services ->
- ;; Services known to PAM.
- (append (operating-system-pam-services os)
- (append-map service-pam-services services)))
- (profile-drv (operating-system-profile os))
- (skeletons (operating-system-skeletons os))
- (/etc/hosts (or (operating-system-hosts-file os)
- (default-/etc/hosts (operating-system-host-name os)))))
- (etc-directory #:pam-services pam-services
- #:skeletons skeletons
- #:issue (operating-system-issue os)
- #:locale (operating-system-locale os)
- #:nss (operating-system-name-service-switch os)
- #:timezone (operating-system-timezone os)
- #:hosts-file /etc/hosts
- #:sudoers (operating-system-sudoers os)
- #:profile profile-drv)))
+ (etc-directory
+ (fold-services (operating-system-services os)
+ #:target-type etc-service-type)))
+
+(define (operating-system-environment-variables 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))
+ ("TZDIR" . ,#~(string-append #$tzdata "/share/zoneinfo"))
+ ;; Tell 'modprobe' & co. where to look for modules.
+ ("LINUX_MODULE_DIRECTORY" . "/run/booted-system/kernel/lib/modules")
+ ;; These variables are honored by OpenSSL (libssl) and Git.
+ ("SSL_CERT_DIR" . "/etc/ssl/certs")
+ ("SSL_CERT_FILE" . "/etc/ssl/certs/ca-certificates.crt")
+ ("GIT_SSL_CAINFO" . "/etc/ssl/certs/ca-certificates.crt")
+ ;; Append the directory of 'site-start.el' to the search path.
+ ("EMACSLOADPATH" . ":/etc/emacs")
+ ;; By default, applications that use D-Bus, such as Emacs, abort at startup
+ ;; when /etc/machine-id is missing. Make sure these warnings are non-fatal.
+ ("DBUS_FATAL_WARNINGS" . "0")))
(define %setuid-programs
;; Default set of setuid-root programs.
(list #~(string-append #$shadow "/bin/passwd")
#~(string-append #$shadow "/bin/su")
#~(string-append #$inetutils "/bin/ping")
+ #~(string-append #$inetutils "/bin/ping6")
#~(string-append #$sudo "/bin/sudo")
#~(string-append #$fuse "/bin/fusermount"))))
;; group can do anything. See
;; <http://www.sudo.ws/sudo/man/1.8.10/sudoers.man.html>.
;; TODO: Add a declarative API.
- "root ALL=(ALL) ALL
-%wheel ALL=(ALL) ALL\n")
-
-(define (user-group->gexp group)
- "Turn GROUP, a <user-group> object, into a list-valued gexp suitable for
-'active-groups'."
- #~(list #$(user-group-name group)
- #$(user-group-password group)
- #$(user-group-id group)
- #$(user-group-system? group)))
-
-(define (user-account->gexp account)
- "Turn ACCOUNT, a <user-account> object, into a list-valued gexp suitable for
-'activate-users'."
- #~`(#$(user-account-name account)
- #$(user-account-uid account)
- #$(user-account-group account)
- #$(user-account-supplementary-groups account)
- #$(user-account-comment account)
- #$(user-account-home-directory account)
- ,#$(user-account-shell account) ; this one is a gexp
- #$(user-account-password account)
- #$(user-account-system? account)))
-
-(define (modprobe-wrapper)
- "Return a wrapper for the 'modprobe' command that knows where modules live.
-
-This wrapper is typically invoked by the Linux kernel ('call_modprobe', in
-kernel/kmod.c), a situation where the 'LINUX_MODULE_DIRECTORY' environment
-variable is not set---hence the need for this wrapper."
- (let ((modprobe "/run/current-system/profile/bin/modprobe"))
- (gexp->script "modprobe"
- #~(begin
- (setenv "LINUX_MODULE_DIRECTORY"
- "/run/booted-system/kernel/lib/modules")
- (apply execl #$modprobe
- (cons #$modprobe (cdr (command-line))))))))
-
-(define (operating-system-activation-script os)
+ (plain-file "sudoers" "\
+root ALL=(ALL) ALL
+%wheel ALL=(ALL) ALL\n"))
+
+(define* (operating-system-activation-script os #:key container?)
"Return the activation script for OS---i.e., the code that \"activates\" the
stateful part of OS, including user accounts and groups, special directories,
etc."
- (define %modules
- '((gnu build activation)
- (gnu build linux-boot)
- (gnu build linux-modules)
- (gnu build file-systems)
- (guix build utils)
- (guix elf)))
-
- (define (service-activations services)
- ;; Return the activation scripts for SERVICES.
- (let ((gexps (filter-map service-activate services)))
- (sequence %store-monad (map (cut gexp->file "activate-service.scm" <>)
- gexps))))
-
- (mlet* %store-monad ((services (operating-system-services os))
- (actions (service-activations services))
- (etc (operating-system-etc-directory os))
- (modules (imported-modules %modules))
- (compiled (compiled-modules %modules))
- (modprobe (modprobe-wrapper))
- (firmware (directory-union
- "firmware" (operating-system-firmware os)))
- (accounts (operating-system-accounts os)))
- (define setuid-progs
- (operating-system-setuid-programs os))
-
- (define user-specs
- (map user-account->gexp accounts))
-
- (define groups
- (append (operating-system-groups os)
- (append-map service-user-groups services)))
-
- (define group-specs
- (map user-group->gexp groups))
-
- (gexp->file "activate"
- #~(begin
- (eval-when (expand load eval)
- ;; Make sure 'use-modules' below succeeds.
- (set! %load-path (cons #$modules %load-path))
- (set! %load-compiled-path
- (cons #$compiled %load-compiled-path)))
-
- (use-modules (gnu build activation))
-
- ;; Make sure /bin/sh is valid and current.
- (activate-/bin/sh
- (string-append #$(canonical-package bash)
- "/bin/sh"))
-
- ;; Populate /etc.
- (activate-etc #$etc)
-
- ;; Add users and user groups.
- (setenv "PATH"
- (string-append #$(@ (gnu packages admin) shadow)
- "/sbin"))
- (activate-users+groups (list #$@user-specs)
- (list #$@group-specs))
-
- ;; Activate setuid programs.
- (activate-setuid-programs (list #$@setuid-progs))
-
- ;; Tell the kernel to use our 'modprobe' command.
- (activate-modprobe #$modprobe)
-
- ;; Tell the kernel where firmware is.
- (activate-firmware
- (string-append #$firmware "/lib/firmware"))
-
- ;; Run the services' activation snippets.
- ;; TODO: Use 'load-compiled'.
- (for-each primitive-load '#$actions)
-
- ;; Set up /run/current-system.
- (activate-current-system)))))
-
-(define (operating-system-boot-script os)
+ (let* ((services (operating-system-services os #:container? container?))
+ (activation (fold-services services
+ #:target-type activation-service-type)))
+ (activation-service->script activation)))
+
+(define* (operating-system-boot-script os #:key container?)
"Return the boot script for OS---i.e., the code started by the initrd once
-we're running in the final root."
- (mlet* %store-monad ((services (operating-system-services os))
- (activate (operating-system-activation-script os))
- (dmd-conf (dmd-configuration-file services)))
- (gexp->file "boot"
- #~(begin
- (use-modules (guix build utils))
-
- ;; Clean out /tmp and /var/run.
- ;;
- ;; XXX This needs to happen before service activations, so
- ;; it has to be here, but this also implicitly assumes
- ;; that /tmp and /var/run are on the root partition.
- (false-if-exception (delete-file-recursively "/tmp"))
- (false-if-exception (delete-file-recursively "/var/run"))
- (false-if-exception (mkdir "/tmp"))
- (false-if-exception (chmod "/tmp" #o1777))
- (false-if-exception (mkdir "/var/run"))
- (false-if-exception (chmod "/var/run" #o755))
-
- ;; Activate the system.
- ;; TODO: Use 'load-compiled'.
- (primitive-load #$activate)
-
- ;; Keep track of the booted system.
- (false-if-exception (delete-file "/run/booted-system"))
- (symlink (readlink "/run/current-system")
- "/run/booted-system")
-
- ;; Close any remaining open file descriptors to be on the
- ;; safe side. This must be the very last thing we do,
- ;; because Guile has internal FDs such as 'sleep_pipe'
- ;; that need to be alive.
- (let loop ((fd 3))
- (when (< fd 1024)
- (false-if-exception (close-fdes fd))
- (loop (+ 1 fd))))
-
- ;; Start dmd.
- (execl (string-append #$dmd "/bin/dmd")
- "dmd" "--config" #$dmd-conf)))))
+we're running in the final root. When CONTAINER? is true, skip all
+hardware-related operations as necessary when booting a Linux container."
+ (let* ((services (operating-system-services os #:container? container?))
+ (boot (fold-services services #:target-type boot-service-type)))
+ ;; BOOT is the script as a monadic value.
+ (service-parameters boot)))
+
+(define* (operating-system-derivation os #:key container?)
+ "Return a derivation that builds OS."
+ (let* ((services (operating-system-services os #:container? container?))
+ (system (fold-services services)))
+ ;; SYSTEM contains the derivation as a monadic value.
+ (service-parameters system)))
+
+(define* (operating-system-profile os #:key container?)
+ "Return a derivation that builds the system profile of OS."
+ (mlet* %store-monad
+ ((services -> (operating-system-services os #:container? container?))
+ (profile (fold-services services
+ #:target-type profile-service-type)))
+ (match profile
+ (("profile" profile)
+ (return profile)))))
(define (operating-system-root-file-system os)
"Return the root file system of OS."
(raise (condition
(&message (message "system locale lacks a definition")))))
- (locale-directory (operating-system-locale-definitions os)))
+ (locale-directory (operating-system-locale-definitions os)
+ #:libcs (operating-system-locale-libcs os)))
(define (kernel->grub-label kernel)
"Return a label for the GRUB menu entry that boots KERNEL."
((system (operating-system-derivation os))
(root-fs -> (operating-system-root-file-system os))
(kernel -> (operating-system-kernel os))
+ (root-device -> (if (eq? 'uuid (file-system-title root-fs))
+ (uuid->string (file-system-device root-fs))
+ (file-system-device root-fs)))
(entries -> (list (menu-entry
(label (kernel->grub-label kernel))
(linux kernel)
(linux-arguments
- (list (string-append "--root="
- (file-system-device root-fs))
- #~(string-append "--system=" #$system)
- #~(string-append "--load=" #$system
- "/boot")))
+ (cons* (string-append "--root=" root-device)
+ #~(string-append "--system=" #$system)
+ #~(string-append "--load=" #$system
+ "/boot")
+ (operating-system-kernel-arguments os)))
(initrd #~(string-append #$system "/initrd"))))))
(grub-configuration-file (operating-system-bootloader os) entries
#:old-entries old-entries)))
(label #$label)
(root-device #$(file-system-device root))
(kernel #$(operating-system-kernel os))
+ (kernel-arguments
+ #$(operating-system-kernel-arguments os))
(initrd #$initrd)))))
-(define (operating-system-derivation os)
- "Return a derivation that builds OS."
- (mlet* %store-monad
- ((profile (operating-system-profile os))
- (etc (operating-system-etc-directory os))
- (boot (operating-system-boot-script os))
- (kernel -> (operating-system-kernel os))
- (initrd (operating-system-initrd-file os))
- (locale (operating-system-locale-directory os))
- (params (operating-system-parameters-file os)))
- (file-union "system"
- `(("boot" ,#~#$boot)
- ("kernel" ,#~#$kernel)
- ("parameters" ,#~#$params)
- ("initrd" ,initrd)
- ("profile" ,#~#$profile)
- ("locale" ,#~#$locale) ;used by libc
- ("etc" ,#~#$etc)))))
+\f
+;;;
+;;; Boot parameters
+;;;
+
+(define-record-type* <boot-parameters>
+ boot-parameters make-boot-parameters boot-parameters?
+ (label boot-parameters-label)
+ (root-device boot-parameters-root-device)
+ (kernel boot-parameters-kernel)
+ (kernel-arguments boot-parameters-kernel-arguments))
+
+(define (read-boot-parameters port)
+ "Read boot parameters from PORT and return the corresponding
+<boot-parameters> object or #f if the format is unrecognized."
+ (match (read port)
+ (('boot-parameters ('version 0)
+ ('label label) ('root-device root)
+ ('kernel linux)
+ rest ...)
+ (boot-parameters
+ (label label)
+ (root-device root)
+ (kernel linux)
+ (kernel-arguments
+ (match (assq 'kernel-arguments rest)
+ ((_ args) args)
+ (#f '()))))) ;the old format
+ (x ;unsupported format
+ (warning (_ "unrecognized boot parameters for '~a'~%")
+ system)
+ #f)))
;;; system.scm ends here