gnu: Add elogind service.
* gnu/services/desktop.scm (<elogind-configuration>): New record type. (elogind-configuration-file, elogind-service): New functions. (%desktop-services): Add elogind-service.
This commit is contained in:
Andy Wingo
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5c91962afe
commit
04463bb05e
@ -26,10 +26,12 @@
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#:use-module (gnu system shadow)
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#:use-module (gnu packages glib)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages freedesktop)
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#:use-module (gnu packages gnome)
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#:use-module (gnu packages avahi)
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#:use-module (gnu packages wicd)
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#:use-module (guix monads)
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#:use-module (guix records)
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#:use-module (guix store)
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#:use-module (guix gexp)
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#:use-module (ice-9 match)
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@ -39,6 +41,8 @@
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geoclue-application
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%standard-geoclue-applications
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geoclue-service
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elogind-configuration
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elogind-service
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%desktop-services))
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;;; Commentary:
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@ -372,6 +376,159 @@ site} for more information."
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(shell
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"/run/current-system/profile/sbin/nologin"))))))))
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;;;
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;;; Elogind login and seat management service.
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;;;
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(define-record-type* <elogind-configuration> elogind-configuration
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make-elogind-configuration
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elogind-configuration
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(kill-user-processes? elogind-kill-user-processes?
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(default #f))
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(kill-only-users elogind-kill-only-users
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(default '()))
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(kill-exclude-users elogind-kill-exclude-users
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(default '("root")))
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(inhibit-delay-max-seconds elogind-inhibit-delay-max-seconds
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(default 5))
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(handle-power-key elogind-handle-power-key
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(default 'poweroff))
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(handle-suspend-key elogind-handle-suspend-key
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(default 'suspend))
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(handle-hibernate-key elogind-handle-hibernate-key
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(default 'hibernate))
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(handle-lid-switch elogind-handle-lid-switch
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(default 'suspend))
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(handle-lid-switch-docked elogind-handle-lid-switch-docked
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(default 'ignore))
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(power-key-ignore-inhibited? elogind-power-key-ignore-inhibited?
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(default #f))
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(suspend-key-ignore-inhibited? elogind-suspend-key-ignore-inhibited?
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(default #f))
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(hibernate-key-ignore-inhibited? elogind-hibernate-key-ignore-inhibited?
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(default #f))
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(lid-switch-ignore-inhibited? elogind-lid-switch-ignore-inhibited?
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(default #t))
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(holdoff-timeout-seconds elogind-holdoff-timeout-seconds
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(default 30))
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(idle-action elogind-idle-action
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(default 'ignore))
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(idle-action-seconds elogind-idle-action-seconds
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(default (* 30 60)))
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(runtime-directory-size-percent elogind-runtime-directory-size-percent
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(default 10))
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(runtime-directory-size elogind-runtime-directory-size
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(default #f))
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(remove-ipc? elogind-remove-ipc?
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(default #t))
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(suspend-state elogind-suspend-state
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(default '("mem" "standby" "freeze")))
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(suspend-mode elogind-suspend-mode
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(default '()))
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(hibernate-state elogind-hibernate-state
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(default '("disk")))
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(hibernate-mode elogind-hibernate-mode
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(default '("platform" "shutdown")))
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(hybrid-sleep-state elogind-hybrid-sleep-state
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(default '("disk")))
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(hybrid-sleep-mode elogind-hybrid-sleep-mode
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(default
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'("suspend" "platform" "shutdown"))))
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(define (elogind-configuration-file config)
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(define (yesno x)
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(match x
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(#t "yes")
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(#f "no")
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(_ (error "expected #t or #f, instead got:" x))))
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(define char-set:user-name
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(string->char-set "abcdefghijklmnopqrstuvwxyz0123456789_-"))
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(define (valid-list? l pred)
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(and-map (lambda (x) (string-every pred x)) l))
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(define (user-name-list users)
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(unless (valid-list? users char-set:user-name)
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(error "invalid user list" users))
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(string-join users " "))
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(define (enum val allowed)
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(unless (memq val allowed)
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(error "invalid value" val allowed))
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(symbol->string val))
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(define (non-negative-integer x)
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(unless (exact-integer? x) (error "not an integer" x))
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(when (negative? x) (error "negative number not allowed" x))
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(number->string x))
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(define handle-actions
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'(ignore poweroff reboot halt kexec suspend hibernate hybrid-sleep lock))
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(define (handle-action x)
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(enum x handle-actions))
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(define (sleep-list tokens)
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(unless (valid-list? tokens char-set:user-name)
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(error "invalid sleep list" tokens))
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(string-join tokens " "))
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(define-syntax ini-file-clause
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(syntax-rules ()
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((_ config (prop (parser getter)))
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(string-append prop "=" (parser (getter config)) "\n"))
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((_ config str)
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(string-append str "\n"))))
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(define-syntax-rule (ini-file config file clause ...)
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(text-file file (string-append (ini-file-clause config clause) ...)))
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(ini-file
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config "logind.conf"
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"[Login]"
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("KillUserProcesses" (yesno elogind-kill-user-processes?))
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("KillOnlyUsers" (user-name-list elogind-kill-only-users))
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("KillExcludeUsers" (user-name-list elogind-kill-exclude-users))
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("InhibitDelayMaxSecs" (non-negative-integer elogind-inhibit-delay-max-seconds))
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("HandlePowerKey" (handle-action elogind-handle-power-key))
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("HandleSuspendKey" (handle-action elogind-handle-suspend-key))
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("HandleHibernateKey" (handle-action elogind-handle-hibernate-key))
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("HandleLidSwitch" (handle-action elogind-handle-lid-switch))
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("HandleLidSwitchDocked" (handle-action elogind-handle-lid-switch-docked))
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("PowerKeyIgnoreInhibited" (yesno elogind-power-key-ignore-inhibited?))
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("SuspendKeyIgnoreInhibited" (yesno elogind-suspend-key-ignore-inhibited?))
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("HibernateKeyIgnoreInhibited" (yesno elogind-hibernate-key-ignore-inhibited?))
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("LidSwitchIgnoreInhibited" (yesno elogind-lid-switch-ignore-inhibited?))
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("HoldoffTimeoutSecs" (non-negative-integer elogind-holdoff-timeout-seconds))
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("IdleAction" (handle-action elogind-idle-action))
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("IdleActionSeconds" (non-negative-integer elogind-idle-action-seconds))
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("RuntimeDirectorySize"
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(identity
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(lambda (config)
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(match (elogind-runtime-directory-size-percent config)
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(#f (non-negative-integer (elogind-runtime-directory-size config)))
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(percent (string-append (non-negative-integer percent) "%"))))))
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("RemoveIpc" (yesno elogind-remove-ipc?))
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"[Sleep]"
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("SuspendState" (sleep-list elogind-suspend-state))
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("SuspendMode" (sleep-list elogind-suspend-mode))
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("HibernateState" (sleep-list elogind-hibernate-state))
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("HibernateMode" (sleep-list elogind-hibernate-mode))
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("HybridSleepState" (sleep-list elogind-hybrid-sleep-state))
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("HybridSleepMode" (sleep-list elogind-hybrid-sleep-mode))))
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(define* (elogind-service #:key (elogind elogind)
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(config (elogind-configuration)))
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"Return a service that runs the @command{elogind} login and seat management
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service. The @command{elogind} service integrates with PAM to allow other
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system components to know the set of logged-in users as well as their session
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types (graphical, console, remote, etc.). It can also clean up after users
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when they log out."
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(mlet %store-monad ((config-file (elogind-configuration-file config)))
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(return
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(service
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(documentation "Run the elogind login and seat management service.")
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(provision '(elogind))
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(requirement '(dbus-system))
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(start #~(make-forkexec-constructor
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(list (string-append #$elogind "/libexec/elogind/elogind"))
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#:environment-variables
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(list (string-append "ELOGIND_CONF_FILE=" #$config-file))))
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(stop #~(make-kill-destructor))))))
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;;;
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;;; The default set of desktop services.
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@ -389,7 +546,8 @@ site} for more information."
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;; time, so we currently add them to the set of default services.
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(colord-service)
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(geoclue-service)
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(dbus-service (list avahi wicd upower colord geoclue))
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(elogind-service)
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(dbus-service (list avahi wicd upower colord geoclue elogind))
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(ntp-service)
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