diff options
Diffstat (limited to 'gnu/services/base.scm')
| -rw-r--r-- | gnu/services/base.scm | 125 |
1 files changed, 67 insertions, 58 deletions
diff --git a/gnu/services/base.scm b/gnu/services/base.scm index 5001298ab3..64620a9b0a 100644 --- a/gnu/services/base.scm +++ b/gnu/services/base.scm @@ -29,6 +29,7 @@ #:use-module (gnu services networking) #:use-module (gnu system pam) #:use-module (gnu system shadow) ; 'user-account', etc. + #:use-module (gnu system uuid) #:use-module (gnu system file-systems) ; 'file-system', etc. #:use-module (gnu system mapped-devices) #:use-module ((gnu system linux-initrd) @@ -47,6 +48,7 @@ #:select (mount-flags->bit-mask)) #:use-module (guix gexp) #:use-module (guix records) + #:use-module (guix modules) #:use-module (srfi srfi-1) #:use-module (srfi srfi-26) #:use-module (ice-9 match) @@ -57,8 +59,6 @@ user-unmount-service swap-service user-processes-service - session-environment-service - session-environment-service-type host-name-service console-keymap-service %default-console-font @@ -208,7 +208,10 @@ (list (service-extension etc-service-type file-systems->fstab))) (compose concatenate) - (extend append))) + (extend append) + (description + "Populate the @file{/etc/fstab} based on the given file +system objects."))) (define %root-file-system-shepherd-service (shepherd-service @@ -276,18 +279,12 @@ FILE-SYSTEM." "Return the shepherd service for @var{file-system}, or @code{#f} if @var{file-system} is not auto-mounted upon boot." (let ((target (file-system-mount-point file-system)) - (device (file-system-device file-system)) - (type (file-system-type file-system)) - (title (file-system-title file-system)) - (flags (file-system-flags file-system)) - (options (file-system-options file-system)) - (check? (file-system-check? file-system)) (create? (file-system-create-mount-point? file-system)) (dependencies (file-system-dependencies file-system)) (packages (file-system-packages (list file-system)))) (and (file-system-mount? file-system) - (with-imported-modules '((gnu build file-systems) - (guix build bournish)) + (with-imported-modules (source-module-closure + '((gnu build file-systems))) (shepherd-service (provision (list (file-system->shepherd-service-name file-system))) (requirement `(root-file-system @@ -310,8 +307,7 @@ FILE-SYSTEM." '#$packages)))) (lambda () (mount-file-system - `(#$device #$title #$target #$type #$flags - #$options #$check?) + '#$(file-system->spec file-system) #:root "/")) (lambda () (setenv "PATH" $PATH))) @@ -354,7 +350,10 @@ FILE-SYSTEM." (service-extension fstab-service-type identity))) (compose concatenate) - (extend append))) + (extend append) + (description + "Provide Shepherd services to mount and unmount the given +file systems, as well as corresponding @file{/etc/fstab} entries."))) (define user-unmount-service-type (shepherd-service-type @@ -550,7 +549,11 @@ stopped before 'kill' is called." (service-type (name 'urandom-seed) (extensions (list (service-extension shepherd-root-service-type - urandom-seed-shepherd-service))))) + urandom-seed-shepherd-service))) + (description + "Seed the @file{/dev/urandom} pseudo-random number +generator (RNG) with the value recorded when the system was last shut +down."))) (define (urandom-seed-service) (service urandom-seed-service-type #f)) @@ -595,39 +598,6 @@ to add @var{device} to the kernel's entropy pool. The service will fail if (rng-tools rng-tools) (device device)))) - -;;; -;;; System-wide environment variables. -;;; - -(define (environment-variables->environment-file vars) - "Return a file for pam_env(8) that contains environment variables VARS." - (apply mixed-text-file "environment" - (append-map (match-lambda - ((key . value) - (list key "=" value "\n"))) - vars))) - -(define session-environment-service-type - (service-type - (name 'session-environment) - (extensions - (list (service-extension - etc-service-type - (lambda (vars) - (list `("environment" - ,(environment-variables->environment-file vars))))))) - (compose concatenate) - (extend append))) - -(define (session-environment-service vars) - "Return a service that builds the @file{/etc/environment}, which can be read -by PAM-aware applications to set environment variables for sessions. - -VARS should be an association list in which both the keys and the values are -strings or string-valued gexps." - (service session-environment-service-type vars)) - ;;; ;;; Console & co. @@ -718,7 +688,15 @@ strings or string-valued gexps." (list (service-extension shepherd-root-service-type console-font-shepherd-services))) (compose concatenate) - (extend append))) + (extend append) + (description + "Install the given fonts on the specified ttys (fonts are per +virtual console on GNU/Linux). The value of this service is a list of +tty/font pairs like: + +@example +'((\"tty1\" . \"LatGrkCyr-8x16\")) +@end example\n"))) (define* (console-font-service tty #:optional (font "LatGrkCyr-8x16")) "This procedure is deprecated in favor of @code{console-font-service-type}. @@ -753,7 +731,10 @@ Return a service that sets up Unicode support in @var{tty} and loads (define login-service-type (service-type (name 'login) (extensions (list (service-extension pam-root-service-type - login-pam-service))))) + login-pam-service))) + (description + "Provide a console log-in service as specified by its +configuration value, a @code{login-configuration} object."))) (define* (login-service #:optional (config (login-configuration))) "Return a service configure login according to @var{config}, which specifies @@ -969,7 +950,10 @@ the message of the day, among other things." (define agetty-service-type (service-type (name 'agetty) (extensions (list (service-extension shepherd-root-service-type - agetty-shepherd-service))))) + agetty-shepherd-service))) + (description + "Provide console login using the @command{agetty} +program."))) (define* (agetty-service config) "Return a service to run agetty according to @var{config}, which specifies @@ -1020,7 +1004,10 @@ the tty to run, among other things." (define mingetty-service-type (service-type (name 'mingetty) (extensions (list (service-extension shepherd-root-service-type - mingetty-shepherd-service))))) + mingetty-shepherd-service))) + (description + "Provide console login using the @command{mingetty} +program."))) (define* (mingetty-service config) "Return a service to run mingetty according to @var{config}, which specifies @@ -1189,7 +1176,11 @@ the tty to run, among other things." (inherit config) (name-services (append (nscd-configuration-name-services config) - name-services))))))) + name-services))))) + (description + "Runs libc's @dfn{name service cache daemon} (nscd) with the +given configuration---an @code{<nscd-configuration>} object. @xref{Name +Service Switch}, for an example."))) (define* (nscd-service #:optional (config %nscd-default-configuration)) "Return a service that runs libc's name service cache daemon (nscd) with the @@ -1285,7 +1276,11 @@ information on the configuration file syntax." (extensions (list (service-extension etc-service-type security-limits) (service-extension pam-root-service-type - (lambda _ (list pam-extension)))))))) + (lambda _ (list pam-extension))))) + (description + "Install the specified resource usage limits by populating +@file{/etc/security/limits.conf} and using the @code{pam_limits} +authentication module.")))) (define* (pam-limits-service #:optional (limits '())) "Return a service that makes selected programs respect the list of @@ -1461,7 +1456,9 @@ failed to register hydra.gnu.org public key: ~a~%" status)))))))) (service-extension activation-service-type guix-activation) (service-extension profile-service-type (compose list guix-configuration-guix)))) - (default-value (guix-configuration)))) + (default-value (guix-configuration)) + (description + "Run the build daemon of GNU@tie{}Guix, aka. @command{guix-daemon}."))) (define* (guix-service #:optional (config %default-guix-configuration)) "Return a service that runs the Guix build daemon according to @@ -1559,7 +1556,10 @@ failed to register hydra.gnu.org public key: ~a~%" status)))))))) (const %guix-publish-accounts)) (service-extension activation-service-type guix-publish-activation))) - (default-value (guix-publish-configuration)))) + (default-value (guix-publish-configuration)) + (description + "Add a Shepherd service running @command{guix publish}, a +command that allows you to share pre-built binaries with others over HTTP."))) (define* (guix-publish-service #:key (guix guix) (port 80) (host "localhost")) "Return a service that runs @command{guix publish} listening on @var{host} @@ -1731,7 +1731,11 @@ item of @var{packages}." (($ <udev-configuration> udev initial-rules) (udev-configuration (udev udev) - (rules (append initial-rules rules))))))))) + (rules (append initial-rules rules))))))) + (description + "Run @command{udev}, which populates the @file{/dev} +directory dynamically. Get extra rules from the packages listed in the +@code{rules} field of its value, @code{udev-configuration} object."))) (define* (udev-service #:key (udev eudev) (rules '())) "Run @var{udev}, which populates the @file{/dev} directory dynamically. Get @@ -1802,7 +1806,12 @@ extra rules from the packages listed in @var{rules}." (service-type (name 'gpm) (extensions (list (service-extension shepherd-root-service-type - gpm-shepherd-service))))) + gpm-shepherd-service))) + (description + "Run GPM, the general-purpose mouse daemon, with the given +command-line options. GPM allows users to use the mouse in the console, +notably to select, copy, and paste text. The default options use the +@code{ps2} protocol, which works for both USB and PS/2 mice."))) (define* (gpm-service #:key (gpm gpm) (options '("-m" "/dev/input/mice" "-t" "ps2"))) |