From 0adfe95a3eee335847c3127edde3de550e692440 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Thu, 17 Sep 2015 23:44:26 +0200 Subject: services: Introduce extensible services. This patch rewrites GuixSD services to make them extensible. * gnu-system.am (GNU_SYSTEM_MODULES): Add gnu/services/dbus.scm. * gnu/services.scm (): Replace with new record type. (, ): New record types. (write-service-type, compute-boot-script, second-argument): New procedures. (%boot-service, boot-service-type): New variables. (file-union, directory-union, modprobe-wrapper, activation-service->script, activation-script, gexps->activation-gexp): New procedures. (activation-service-type, %activation-service): New variables. (etc-directory, files->etc-directory, etc-service): New procedures. (etc-service-type, setuid-program-service, firmware-service-type): New variables. (firmware->activation-gexp): New procedure. (&service-error, &missing-target-service-error, &ambiguous-target-service-error): New condition types. (service-back-edges, fold-services): New procedures. * gnu/services/avahi.scm (): New record type. (configuration-file): Replace keyword parameters with a single 'config' parameter. (%avahi-accounts, %avahi-activation, avahi-service-type): New variables. (avahi-dmd-service): New procedure. (avahi-service): Rewrite using 'service' and 'avahi-configuration'. * gnu/services/base.scm (%root-file-system-dmd-service, root-file-system-service-type): New variables. (root-file-system-service): Use them. (file-system->dmd-service-name): New procedure. (file-system-service-type): New variable. (file-system-service): Use it. Replace keyword parameters with a single 'file-system' object. (user-unmount-service-type): New variable. (user-unmount-service): Use it. (user-processes-service-type): New variable. (user-processes-service): Use it. (host-name-service-type): New variable. (host-name-service): Use it. (console-keymap-service-type): New variable. (console-keymap-service): Use it. (console-font-service-type): New variable. (console-font-service): Use it. (mingetty-pam-service, mingetty-dmd-service): New procedures. (mingetty-service-type): New variable. (mingetty-service): Use it. (nscd-dmd-service): New procedure. (nscd-activation, nscd-service-type): New variables. (nscd-service): Use the latter. (syslog-service-type): New variable. (syslog-service): Use it. (): New record type. (%default-guix-configuration): New variable. (guix-dmd-service, guix-accounts, guix-activation): New procedures. (guix-service-type): New variable. (guix-service): Replace list of keyword parameters with a single 'config' parameter. Rewrite using 'service'. (): New record type. (udev-dmd-service): New procedure. (udev-service-type): New variable. (udev-service): Use it. (device-mapping-service-type): New variable. (device-mapping-service): Use it. (swap-service-type): New variable. (swap-service): Use it. * gnu/services/databases.scm (): New record type. (%postgresql-accounts, postgresql-activation): New variables. (postgresql-dmd-service): New procedure. (postgresql-service): Rewrite using 'service' and 'postgresql-configuration'. * gnu/services/dbus.scm: New file. * gnu/services/desktop.scm (dbus-configuration-directory, dbus-service): Remove. (wrapped-dbus-service): New procedure. (): New record type. (upower-configuration-file): Replace keyword parameters with single parameter. (%upower-accounts, %upower-activation): New variables. (upower-dbus-service, upower-dmd-service): New procedures. (upower-service-type): New variable. (upower-service): Rewrite using 'service' and 'upower-configuration'. (%colord-activation, %colord-accounts): New variables. (colord-dmd-service): New procedure. (colord-service-type): New variable. (colord-service): Rewrite using 'service'. (): New record type. (geoclue-configuration-file): Replace keyword parameters with a single 'config' parameter. (geoclue-dbus-service, geoclue-dmd-service): New procedures. (%geoclue-accounts, geoclue-service-type): New variables. (geoclue-service): Rewrite using 'service' and 'geoclue-configuration'. (%polkit-accounts, %polkit-pam-services, polkit-service-type): New variables. (polkit-dmd-service): New procedure. (polkit-service): Rewrite using 'service'. ()[elogind]: New field. (elogind-dmd-service): New procedure. (elogind-service-type): New variable. (elogind-service): Rewrite using 'service'. (%desktop-services): Remove argument to 'dbus-service'. Remove 'map' over %BASE-SERVICES. * gnu/services/dmd.scm (dmd-boot-gexp): New procedure. (dmd-root-service-type, %dmd-root-service): New variables. (dmd-service-type): New macro. (): New record type. * gnu/services/lirc.scm (): New record type. (%lirc-activation): New variable. (lirc-dmd-service): New procedure. (lirc-service-type): New variable. (lirc-service): Rewrite using 'service' and 'lirc-configuration'. * gnu/services/networking.scm (): New record type. (static-networking-service-type): New variable. (static-networking-service): Rewrite using 'service' and 'static-networking'. (dhcp-client-service-type): New variable. (dhcp-client-service): Rewrite using 'service'. (): New record type. (ntp-dmd-service): New procedure. (ntp-service-type): New variable. (ntp-service): New procedure. (%tor-accounts, tor-service-type): New variable. (tor-dmd-service): New procedure. (tor-service): Rewrite using 'service'. (): New record type. (bitlbee-dmd-service): New procedure. (%bitlbee-accounts, %bitlbee-activation, bitlbee-service-type): New variables. (bitlbee-service): Rewrite using 'service'. (%wicd-activation): New variable. (wicd-dmd-service): New procedure. (wicd-service-type): New variable. (wicd-service): Rewrite using 'service'. * gnu/services/ssh.scm (): New record type. (activation): Rename to... (lsh-initialization): ... this. (lsh-activation, lsh-dmd-service, lsh-pam-services): New procedures. (lsh-service-type): New variable. (lsh-service): Rewrite using 'service' and 'lsh-configuration'. * gnu/services/web.scm (): New record type. (%nginx-accounts): New variable. (nginx-activation, nginx-dmd-service): New procedures. (nginx-service-type): New variable. (nginx-service): Rewrite using 'service' and 'nginx-configuration'. * gnu/services/xorg.scm (): New record type. (slim-pam-service, slim-dmd-service): New procedures. (slim-service-type): New variable. (slim-service): Rewrite using 'service' and 'slim-configuration'. * gnu/system.scm (file-union): Remove. (other-file-system-services): Adjust to new 'file-system-service' signature. (essential-services): Add #:container? parameter. Add %DMD-ROOT-SERVICE, %ACTIVATION-SERVICE, and calls to 'pam-root-service', 'account-service', 'operating-system-etc-service', and a SETUID-PROGRAM-SERVICE instance. (operating-system-services): Pass #:container? to 'essential-services. (etc-directory): Remove. (operating-system-etc-service): New procedure. Rewrite as a call to 'etc-service'. (operating-system-accounts): Change to not return accounts required by services. (operating-system-etc-directory): Rewrite as a call to 'fold-services' and 'etc-directory'. (user-group->gexp, user-account->gexp, modprobe-wrapper): Remove. (operating-system-activation-script): Rewrite as a call to 'fold-services' and 'activation-service->script'. (operating-system-boot-script): Likewise. (operating-system-derivation): Add call to 'lower-object'. (emacs-site-file, emacs-site-directory, shells-file): Change to use 'computed-file' and 'scheme-file' instead of the monadic procedures. * gnu/system/install.scm (cow-store-service-type): New variable. (cow-store-service): Rewrite using 'service'. (/etc/configuration-files): New procedure. (configuration-template-service-type, %configuration-template-service): New variables. (configuration-template-service): Remove. (installation-services): Adjust accordingly. Adjust argument to 'guix-service'. * gnu/system/linux.scm (/etc-entry, pam-root-service): New procedures. (pam-root-service-type): New variable. * gnu/system/shadow.scm (user-group->gexp, user-account->gexp, account-activation, etc-skel, account-service): New procedures. (account-service-type): New variable. * tests/services.scm: New file. * doc/guix.texi (Base Services, Desktop Services): Adjust accordingly. (Defining Services): Rewrite. * doc/images/service-graph.dot: New file. * doc.am (DOT_FILES): Add it. * po/guix/POTFILES.in: Add gnu/services.scm. --- gnu/system.scm | 469 ++++++++++++++++----------------------------------------- 1 file changed, 127 insertions(+), 342 deletions(-) (limited to 'gnu/system.scm') diff --git a/gnu/system.scm b/gnu/system.scm index 5eaafed6ae..b32d26bc8e 100644 --- a/gnu/system.scm +++ b/gnu/system.scm @@ -87,8 +87,6 @@ operating-system-locale-directory operating-system-boot-script - file-union - local-host-aliases %setuid-programs %base-packages @@ -160,41 +158,6 @@ (sudoers-file operating-system-sudoers-file ; file-like (default %sudoers-specification))) - -;;; -;;; 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 '#$things)) - #:modules '((guix build union)) - #:local-build? #t)))) - ;;; ;;; Services. @@ -244,18 +207,7 @@ as 'needed-for-boot'." (string->symbol (mapped-device-target md)))) (device-mappings fs)))) - (map (lambda (fs) - (match fs - (($ 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)) + (map file-system-service file-systems)) (define (mapped-device-user device file-systems) "Return a file system among FILE-SYSTEMS that uses DEVICE, or #f." @@ -302,10 +254,11 @@ from the initrd." "Return the list of swap services for OS." (map swap-service (operating-system-swap-devices os))) -(define (essential-services os) +(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))) @@ -315,17 +268,36 @@ bookkeeping." (unmount (user-unmount-service known-fs)) (swaps (swap-services os)) (procs (user-processes-service - (map (compose first service-provision) - other-fs))) + (map service-parameters other-fs))) (host-name (host-name-service (operating-system-host-name os)))) - (cons* host-name procs root-fs unmount - (append other-fs mappings swaps)))) - -(define (operating-system-services os) + (cons* %boot-service + + ;; %DMD-ROOT-SERVICE must come first so that the gexp that execs + ;; dmd comes last in the boot script (XXX). + %dmd-root-service %activation-service + + (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) + host-name procs root-fs unmount + (service setuid-program-service-type + (operating-system-setuid-programs os)) + (append other-fs mappings swaps + + ;; Add the firmware service, unless we are building for a + ;; container. + (if container? + '() + (list (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." (append (operating-system-user-services os) - (essential-services os))) + (essential-services os #:container? container?))) ;;; @@ -388,28 +360,27 @@ This is the GNU system. Welcome.\n") (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") + (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 guix.el. + (require 'guix-init nil t) - ;; Attempt to load geiser. - (require 'geiser-install 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 #$file "site-start.el"))))) + (computed-file "emacs" + #~(begin + (mkdir #$output) + (chdir #$output) + (symlink #$(emacs-site-file) "site-start.el")))) (define (user-shells os) "Return the list of all the shells used by the accounts of OS. These may be @@ -417,49 +388,43 @@ gexps or strings." (map user-account-shell (operating-system-accounts os))) (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 "\ + "Return a file-like object that builds a shell list for use as /etc/shells +based on SHELLS. /etc/shells is used by xterm, polkit, and other programs." + (computed-file "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 (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)) - (login.defs (text-file "login.defs" "# Empty for now.\n")) - (shells (shells-file shells)) - (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 "\" + (for-each (lambda (shell) + (display shell port) + (newline port)) + shells)))))) + +(define* (operating-system-etc-service os) + "Return a that builds containing the static part of the /etc +directory." + (let ((login.defs (plain-file "login.defs" "# Empty for now.\n")) + + (shells (shells-file (user-shells os))) + (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" "\ +export LANG=\"" (operating-system-locale os) "\" +export TZ=\"" (operating-system-timezone os) "\" export TZDIR=\"" tzdata "/share/zoneinfo\" # Tell 'modprobe' & co. where to look for modules. @@ -516,7 +481,7 @@ then fi ")) - (bashrc (text-file "bashrc" "\ + (bashrc (plain-file "bashrc" "\ # Bash-specific initialization. # The 'bash-completion' package. @@ -526,25 +491,23 @@ then # 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/" - #$timezone)) - ("sudoers" ,sudoers-file))))) +fi\n"))) + (etc-service + `(("services" ,#~(string-append #$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) + ("shells" ,#~#$shells) + ("profile" ,#~#$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 (operating-system-profile os) "Return a derivation that builds the system profile of OS." @@ -561,18 +524,14 @@ fi\n")) (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)))) - - (append users - (append-map service-user-accounts - (operating-system-services os)))) + "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 with THING as its content. @@ -607,31 +566,9 @@ use 'plain-file' instead~%") (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 (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) - #:locale (operating-system-locale os) - #:nss (operating-system-name-service-switch os) - #:timezone (operating-system-timezone os) - #:hosts-file /etc/hosts - #:shells shells - #:sudoers-file (maybe-string->file - "sudoers" - (operating-system-sudoers-file os)) - #:profile profile-drv))) + (etc-directory + (fold-services (operating-system-services os) + #:target-type etc-service-type))) (define %setuid-programs ;; Default set of setuid-root programs. @@ -652,176 +589,23 @@ use 'plain-file' instead~%") root ALL=(ALL) ALL %wheel ALL=(ALL) ALL\n")) -(define (user-group->gexp group) - "Turn GROUP, a 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 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 #$modprobe (cdr (command-line)))))))) - (define* (operating-system-activation-script os #:key container?) "Return the activation script for OS---i.e., the code that \"activates\" the stateful part of OS, including user accounts and groups, special directories, etc." - (define %modules - '((gnu build activation) - (gnu build linux-boot) - (gnu build linux-modules) - (gnu build file-systems) - (guix build utils) - (guix build syscalls) - (guix elf))) - - (define (service-activations services) - ;; Return the activation scripts for SERVICES. - (let ((gexps (filter-map service-activate services))) - (sequence %store-monad (map (cut gexp->file "activate-service.scm" <>) - gexps)))) - - (mlet* %store-monad ((services -> (operating-system-services os)) - (actions (service-activations services)) - (etc (operating-system-etc-directory os)) - (modules (imported-modules %modules)) - (compiled (compiled-modules %modules)) - (modprobe (modprobe-wrapper)) - (firmware (directory-union - "firmware" (operating-system-firmware os))) - (accounts -> (operating-system-accounts os))) - (define setuid-progs - (operating-system-setuid-programs os)) - - (define user-specs - (map user-account->gexp accounts)) - - (define groups - (append (operating-system-groups os) - (append-map service-user-groups services))) - - (define group-specs - (map user-group->gexp groups)) - - (assert-valid-users/groups accounts groups) - - (gexp->file "activate" - #~(begin - (eval-when (expand load eval) - ;; Make sure 'use-modules' below succeeds. - (set! %load-path (cons #$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, unless we are - ;; activating a container. - #$@(if container? - #~() - ;; Tell the kernel where firmware is. - #~((activate-firmware - (string-append #$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 '#$actions) - - ;; Set up /run/current-system. - (activate-current-system))))) + (let* ((services (operating-system-services os #:container? container?)) + (activation (fold-services services + #:target-type activation-service-type))) + (activation-service->script activation))) (define* (operating-system-boot-script os #:key container?) "Return the boot script for OS---i.e., the code started by the initrd once we're running in the final root. When CONTAINER? is true, skip all hardware-related operations as necessary when booting a Linux container." - (mlet* %store-monad ((services -> (operating-system-services os)) - (activate (operating-system-activation-script os)) - (dmd-conf (dmd-configuration-file services))) - (gexp->file "boot" - #~(begin - (use-modules (guix build utils)) - - ;; Clean out /tmp and /var/run. - ;; - ;; XXX This needs to happen before service activations, so - ;; it has to be here, but this also implicitly assumes - ;; that /tmp and /var/run are on the root partition. - (false-if-exception (delete-file-recursively "/tmp")) - (false-if-exception (delete-file-recursively "/var/run")) - (false-if-exception (mkdir "/tmp")) - (false-if-exception (chmod "/tmp" #o1777)) - (false-if-exception (mkdir "/var/run")) - (false-if-exception (chmod "/var/run" #o755)) - - ;; Activate the system. - ;; TODO: Use 'load-compiled'. - (primitive-load #$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))))) + (let* ((services (operating-system-services os #:container? container?)) + (boot (fold-services services))) + ;; BOOT is the script as a monadic value. + (service-parameters boot))) (define (operating-system-root-file-system os) "Return the root file system of OS." @@ -908,19 +692,20 @@ this file is the reconstruction of GRUB menu entries for old configurations." "Return a derivation that builds OS." (mlet* %store-monad ((profile (operating-system-profile os)) - (etc (operating-system-etc-directory 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))))) + (lower-object + (file-union "system" + `(("boot" ,#~#$boot) + ("kernel" ,#~#$kernel) + ("parameters" ,#~#$params) + ("initrd" ,initrd) + ("profile" ,#~#$profile) + ("locale" ,#~#$locale) ;used by libc + ("etc" ,#~#$etc)))))) ;;; system.scm ends here -- cgit v1.2.3