gnu: dmd: Add SLiM service.
* gnu/system/dmd.scm (xorg-service): Remove. (xorg-start-command, slim-service): New procedure.master
Ludovic Courtès
parent
f3d4af173a
commit
06d275f67f
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@ -22,9 +22,9 @@
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#:use-module (guix derivations)
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#:use-module (guix records)
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#:use-module ((gnu packages base)
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#:select (glibc-final))
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#:select (glibc-final guile-final))
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#:use-module ((gnu packages admin)
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#:select (mingetty inetutils shadow))
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#:select (dmd mingetty inetutils shadow))
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#:use-module ((gnu packages package-management)
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#:select (guix))
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#:use-module ((gnu packages linux)
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@ -32,6 +32,8 @@
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#:use-module (gnu packages xorg)
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#:use-module (gnu packages bash)
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#:use-module (gnu packages gl)
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#:use-module (gnu packages slim)
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#:use-module (gnu packages ratpoison)
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#:use-module (gnu system shadow) ; for user accounts/groups
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#:use-module (gnu system linux) ; for PAM services
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@ -58,7 +60,8 @@
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nscd-service
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guix-service
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static-networking-service
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xorg-service
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xorg-start-command
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slim-service
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dmd-configuration-file))
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@ -270,8 +273,12 @@ true, it must be a string specifying the default network gateway."
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`(("net-tools" ,net-tools))
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'())))))))
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(define (xorg-service)
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"Return a service that starts the Xorg graphical display server."
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(define* (xorg-start-command #:key
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(guile guile-final)
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(xorg-server xorg-server))
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"Return a derivation that builds a GUILE script to start the X server from
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XORG-SERVER. Usually the X server is started by a login manager."
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(define (xserver.conf)
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(text-file* "xserver.conf" "
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Section \"Files\"
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@ -314,36 +321,103 @@ Section \"Screen\"
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Device \"Device-vesa\"
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EndSection"))
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(mlet %store-monad ((xorg-bin (package-file xorg-server "bin/X"))
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(mlet %store-monad ((guile-bin (package-file guile "bin/guile"))
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(xorg-bin (package-file xorg-server "bin/X"))
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(dri (package-file mesa "lib/dri"))
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(xkbcomp-bin (package-file xkbcomp "bin"))
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(xkb-dir (package-file xkeyboard-config
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"share/X11/xkb"))
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(sh (package-file bash "bin/sh"))
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(config (xserver.conf)))
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(define builder
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;; Write a small wrapper around the X server.
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`(let ((out (assoc-ref %outputs "out")))
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(call-with-output-file out
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(lambda (port)
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(format port "#!~a --no-auto-compile~%!#~%" ,guile-bin)
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(write '(begin
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(setenv "XORG_DRI_DRIVER_PATH" ,dri)
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(setenv "XKB_BINDIR" ,xkbcomp-bin)
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(apply execl
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,xorg-bin "-ac" "-logverbose" "-verbose"
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"-xkbdir" ,xkb-dir
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"-config" ,(derivation->output-path config)
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"-nolisten" "tcp" "-terminate"
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;; Note: SLiM and other display managers add the
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;; '-auth' flag by themselves.
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(cdr (command-line))))
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port)))
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(chmod out #o555)
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#t))
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(mlet %store-monad ((inputs (lower-inputs
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`(("xorg" ,xorg-server)
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("xkbcomp" ,xkbcomp)
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("xkeyboard-config" ,xkeyboard-config)
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("mesa" ,mesa)
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("guile" ,guile)
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("xorg.conf" ,config)))))
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(derivation-expression "start-xorg" builder
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#:inputs inputs))))
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(define* (slim-service #:key (slim slim)
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(allow-empty-passwords? #t) auto-login?
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(default-user "")
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(xauth xauth) (dmd dmd) (bash bash)
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startx)
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"Return a service that spawns the SLiM graphical login manager, which in
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turn start the X display server with STARTX, a command as returned by
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'xorg-start-command'.
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When ALLOW-EMPTY-PASSWORDS? is true, allow logins with an empty password.
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When AUTO-LOGIN? is true, log in automatically as DEFAULT-USER."
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(define (slim.cfg)
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;; TODO: Run "bash -login ~/.xinitrc %session".
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(mlet %store-monad ((startx (or startx (xorg-start-command))))
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(text-file* "slim.cfg" "
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default_path /run/current-system/bin
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default_xserver " startx "
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xserver_arguments :0 vt7
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xauth_path " xauth "/bin/xauth
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authfile /var/run/slim.auth
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# The login command. '%session' is replaced by the chosen session name, one
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# of the names specified in the 'sessions' setting: 'wmaker', 'xfce', etc.
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login_cmd exec " ratpoison "/bin/ratpoison
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halt_cmd " dmd "/sbin/halt
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reboot_cmd " dmd "/sbin/reboot
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" (if auto-login?
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(string-append "auto_login yes\ndefault_user " default-user)
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""))))
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(mlet %store-monad ((slim-bin (package-file slim "bin/slim"))
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(bash-bin (package-file bash "bin/bash"))
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(slim.cfg (slim.cfg)))
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(return
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(service
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(documentation "The X11 graphic server")
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(documentation "Xorg display server")
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(provision '(xorg-server))
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(requirement '(host-name))
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(start `(make-forkexec-constructor
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;; XXX: 'make-forkexec-constructor' should allow use to specify
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;; env vars.
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,sh "-c" ,(string-append "XORG_DRI_DRIVER_PATH=" dri " "
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"XKB_BINDIR=" xkbcomp-bin " "
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xorg-bin " -ac -logverbose -verbose "
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"-xkbdir " xkb-dir " "
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"-config "
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(derivation->output-path config) " "
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"-nolisten tcp :0 vt7")))
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(start
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;; XXX: Work around the inability to specify env. vars. directly.
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`(make-forkexec-constructor
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,bash-bin "-c"
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,(string-append "SLIM_CFGFILE=" (derivation->output-path slim.cfg)
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" " slim-bin
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" -nodaemon")))
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(stop `(make-kill-destructor))
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(respawn? #f)
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(inputs `(("xorg" ,xorg-server)
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("xkbcomp" ,xkbcomp)
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("xkeyboard-config" ,xkeyboard-config)
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("mesa" ,mesa)
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("bash" ,bash)
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("xorg.conf" ,config)))))))
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(inputs `(("slim" ,slim)
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("slim.cfg" ,slim.cfg)
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("bash" ,bash)))
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(respawn? #t)
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(pam-services
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;; Tell PAM about 'slim'.
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(list (unix-pam-service
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"slim"
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#:allow-empty-passwords? allow-empty-passwords?)))))))
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(define (dmd-configuration-file services etc)
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