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authorLudovic Courtès <ludo@gnu.org>2015-09-17 23:44:26 +0200
committerLudovic Courtès <ludo@gnu.org>2015-10-10 22:55:15 +0200
commit0adfe95a3eee335847c3127edde3de550e692440 (patch)
tree1c5a059d8f261f09254c0e420e61e1344c9edb45 /gnu/services/web.scm
parente79467f63a06811ba5dd8c8b0cc79553c5dd4e3a (diff)
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 (<service>): Replace with new record type. (<service-extension>, <service-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 (<avahi-configuration>): 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. (<guix-configuration>): 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'. (<udev-configuration>): 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 (<postgresql-configuration>): 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. (<upower-configuration>): New record type. (upower-configuration-file): Replace keyword parameters with single <upower-configuration> 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'. (<geoclue-configuration>): 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-configuration>)[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. (<dmd-service>): New record type. * gnu/services/lirc.scm (<lirc-configuration>): 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 (<static-networking>): 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'. (<ntp-configuration>): 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'. (<bitlbee-configuration>): 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 (<lsh-configuration>): 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 (<nginx-configuration>): 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 (<slim-configuration>): 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.
Diffstat (limited to 'gnu/services/web.scm')
-rw-r--r--gnu/services/web.scm108
1 files changed, 69 insertions, 39 deletions
diff --git a/gnu/services/web.scm b/gnu/services/web.scm
index c6b4153d05..84bb30d8fd 100644
--- a/gnu/services/web.scm
+++ b/gnu/services/web.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 David Thompson <davet@gnu.org>
+;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -18,12 +19,13 @@
(define-module (gnu services web)
#:use-module (gnu services)
+ #:use-module (gnu services dmd)
#:use-module (gnu system shadow)
#:use-module (gnu packages admin)
#:use-module (gnu packages web)
#:use-module (guix records)
- #:use-module (guix store)
#:use-module (guix gexp)
+ #:use-module (ice-9 match)
#:export (nginx-service))
;;; Commentary:
@@ -32,6 +34,14 @@
;;;
;;; Code:
+(define-record-type* <nginx-configuration>
+ nginx-configuration make-nginx-configuration
+ nginx-configuration?
+ (nginx nginx-configuration-nginx) ;<package>
+ (log-directory nginx-configuration-log-directory) ;string
+ (run-directory nginx-configuration-run-directory) ;string
+ (file nginx-configuration-file)) ;string | file-like
+
(define (default-nginx-config log-directory run-directory)
(plain-file "nginx.conf"
(string-append
@@ -45,6 +55,58 @@
"}\n"
"events {}\n")))
+(define %nginx-accounts
+ (list (user-group (name "nginx") (system? #t))
+ (user-account
+ (name "nginx")
+ (group "nginx")
+ (system? #t)
+ (comment "nginx server user")
+ (home-directory "/var/empty")
+ (shell #~(string-append #$shadow "/sbin/nologin")))))
+
+(define nginx-activation
+ (match-lambda
+ (($ <nginx-configuration> nginx log-directory run-directory config-file)
+ #~(begin
+ (use-modules (guix build utils))
+
+ (format #t "creating nginx log directory '~a'~%" #$log-directory)
+ (mkdir-p #$log-directory)
+ (format #t "creating nginx run directory '~a'~%" #$run-directory)
+ (mkdir-p #$run-directory)
+ ;; Check configuration file syntax.
+ (system* (string-append #$nginx "/bin/nginx")
+ "-c" #$config-file "-t")))))
+
+(define nginx-dmd-service
+ (match-lambda
+ (($ <nginx-configuration> nginx log-directory run-directory config-file)
+ (let* ((nginx-binary #~(string-append #$nginx "/sbin/nginx"))
+ (nginx-action
+ (lambda args
+ #~(lambda _
+ (zero?
+ (system* #$nginx-binary "-c" #$config-file #$@args))))))
+
+ ;; TODO: Add 'reload' action.
+ (list (dmd-service
+ (provision '(nginx))
+ (documentation "Run the nginx daemon.")
+ (requirement '(user-processes loopback))
+ (start (nginx-action "-p" run-directory))
+ (stop (nginx-action "-s" "stop"))))))))
+
+(define nginx-service-type
+ (service-type (name 'nginx)
+ (extensions
+ (list (service-extension dmd-root-service-type
+ nginx-dmd-service)
+ (service-extension activation-service-type
+ nginx-activation)
+ (service-extension account-service-type
+ (const %nginx-accounts))))))
+
(define* (nginx-service #:key (nginx nginx)
(log-directory "/var/log/nginx")
(run-directory "/var/run/nginx")
@@ -54,41 +116,9 @@
The nginx daemon loads its runtime configuration from CONFIG-FIGLE, stores log
files in LOG-DIRECTORY, and stores temporary runtime files in RUN-DIRECTORY."
- (define nginx-binary
- #~(string-append #$nginx "/sbin/nginx"))
-
- (define (nginx-action . args)
- #~(lambda _
- (zero?
- (system* #$nginx-binary "-c" #$config-file #$@args))))
-
- (define activate
- #~(begin
- (use-modules (guix build utils))
- (format #t "creating nginx log directory '~a'~%" #$log-directory)
- (mkdir-p #$log-directory)
- (format #t "creating nginx run directory '~a'~%" #$run-directory)
- (mkdir-p #$run-directory)
- ;; Check configuration file syntax.
- (system* #$nginx-binary "-c" #$config-file "-t")))
-
- (define nologin #~(string-append #$shadow "/sbin/nologin"))
-
- ;; TODO: Add 'reload' action.
- (service
- (provision '(nginx))
- (documentation "Run the nginx daemon.")
- (requirement '(user-processes loopback))
- (start (nginx-action "-p" run-directory))
- (stop (nginx-action "-s" "stop"))
- (activate activate)
- (user-groups (list (user-group
- (name "nginx")
- (system? #t))))
- (user-accounts (list (user-account
- (name "nginx")
- (group "nginx")
- (system? #t)
- (comment "nginx server user")
- (home-directory "/var/empty")
- (shell nologin))))))
+ (service nginx-service-type
+ (nginx-configuration
+ (nginx nginx)
+ (log-directory log-directory)
+ (run-directory run-directory)
+ (file config-file))))