;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015 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)
operating-system-host-name
operating-system-hosts-file
operating-system-kernel
+ operating-system-kernel-arguments
operating-system-initrd
operating-system-users
operating-system-groups
make-operating-system
operating-system?
(kernel operating-system-kernel ; package
- (default linux-libre))
+ (default linux-libre-4.0))
+ (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))
(setuid-programs operating-system-setuid-programs
(default %setuid-programs)) ; list of string-valued gexps
- (sudoers operating-system-sudoers ; /etc/sudoers contents
- (default %sudoers-specification)))
+ (sudoers-file operating-system-sudoers-file ; file-like
+ (default %sudoers-specification)))
\f
;;;
(operating-system-mapped-devices os)))
(define (requirements fs)
- (map (lambda (md)
- (symbol-append 'device-mapping-
- (string->symbol (mapped-device-target md))))
- (device-mappings fs)))
+ ;; XXX: Fiddling with dmd service names is not nice.
+ (append (map (lambda (fs)
+ (symbol-append 'file-system-
+ (string->symbol
+ (file-system-mount-point fs))))
+ (file-system-dependencies fs))
+ (map (lambda (md)
+ (symbol-append 'device-mapping-
+ (string->symbol (mapped-device-target md))))
+ (device-mappings fs))))
(sequence %store-monad
(map (lambda (fs)
(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
;; 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")))))
+ ;; Attempt to load geiser.
+ (require 'geiser-install nil t))))
(define (emacs-site-directory)
"Return the Emacs site directory, aka. /etc/emacs."
(chdir #$output)
(symlink #$file "site-start.el")))))
+(define (user-shells os)
+ "Return the list of all the shells used by the accounts of OS. These may be
+gexps or strings."
+ (mlet %store-monad ((accounts (operating-system-accounts os)))
+ (return (map user-account-shell accounts))))
+
+(define (shells-file shells)
+ "Return a derivation that builds a shell list for use as /etc/shells based
+on SHELLS. /etc/shells is used by xterm, polkit, and other programs."
+ (gexp->derivation "shells"
+ #~(begin
+ (use-modules (srfi srfi-1))
+
+ (define shells
+ (delete-duplicates (list #$@shells)))
+
+ (call-with-output-file #$output
+ (lambda (port)
+ (display "\
+/bin/sh
+/run/current-system/profile/bin/sh
+/run/current-system/profile/bin/bash\n" port)
+ (for-each (lambda (shell)
+ (display shell port)
+ (newline port))
+ shells))))))
+
(define* (etc-directory #:key
(locale "C") (timezone "Europe/Paris")
(issue "Hello!\n")
(skeletons '())
(pam-services '())
(profile "/run/current-system/profile")
- hosts-file nss
- (sudoers ""))
+ hosts-file nss (shells '())
+ (sudoers-file (plain-file "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"))
+ (shells (shells-file shells))
(emacs (emacs-site-directory))
(issue (text-file "issue" issue))
(nsswitch (text-file "nsswitch.conf"
# 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
+# 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\"
+
+# 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
+# Ignore the default value of 'PATH'.
+unset PATH
+
+# Load the system profile's settings.
+GUIX_PROFILE=/run/current-system/profile \\
+. /run/current-system/profile/etc/profile
+
+# 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
+
# Append the directory of 'site-start.el' to the search path.
export EMACSLOADPATH=:/etc/emacs
# when /etc/machine-id is missing. Make sure these warnings are non-fatal.
export DBUS_FATAL_WARNINGS=0
-# 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\"
-
# Allow Aspell to find dictionaries installed in the user profile.
export ASPELL_CONF=\"dict-dir $HOME/.guix-profile/lib/aspell\"
if [ -n \"$BASH_VERSION\" -a -f /etc/bashrc ]
then
# Load Bash-specific initialization code.
- source /etc/bashrc
+ . /etc/bashrc
fi
"))
("hosts" ,#~#$hosts-file)
("localtime" ,#~(string-append #$tzdata "/share/zoneinfo/"
#$timezone))
- ("sudoers" ,#~#$sudoers)))))
+ ("sudoers" ,sudoers-file)))))
(define (operating-system-profile os)
"Return a derivation that builds the system profile of OS."
(return (append users
(append-map service-user-accounts services)))))
+(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
(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/hosts (maybe-file->monadic
+ "hosts"
+ (or (operating-system-hosts-file os)
+ (default-/etc/hosts (operating-system-host-name os)))))
+ (shells (user-shells os)))
(etc-directory #:pam-services pam-services
#:skeletons skeletons
#:issue (operating-system-issue os)
#:nss (operating-system-name-service-switch os)
#:timezone (operating-system-timezone os)
#:hosts-file /etc/hosts
- #:sudoers (operating-system-sudoers os)
+ #:shells shells
+ #:sudoers-file (maybe-string->file
+ "sudoers"
+ (operating-system-sudoers-file os))
#:profile profile-drv)))
(define %setuid-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")
+ (plain-file "sudoers" "\
+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
(gnu build linux-modules)
(gnu build file-systems)
(guix build utils)
+ (guix build syscalls)
(guix elf)))
(define (service-activations services)
(define group-specs
(map user-group->gexp groups))
+ (assert-valid-users/groups accounts groups)
+
(gexp->file "activate"
#~(begin
(eval-when (expand load eval)
(activate-firmware
(string-append #$firmware "/lib/firmware"))
+ ;; Let users debug their own processes!
+ (activate-ptrace-attach)
+
;; Run the services' activation snippets.
;; TODO: Use 'load-compiled'.
(for-each primitive-load '#$actions)
(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 #$activate)
(label (kernel->grub-label kernel))
(linux kernel)
(linux-arguments
- (list (string-append "--root="
- (file-system-device root-fs))
- #~(string-append "--system=" #$system)
- #~(string-append "--load=" #$system
- "/boot")))
+ (cons* (string-append "--root="
+ (file-system-device root-fs))
+ #~(string-append "--system=" #$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)