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authorterramorpha <terramorpha@cock.li>2022-04-11 00:30:07 -0400
committerLudovic Courtès <ludo@gnu.org>2022-06-13 12:27:35 +0200
commitfcad6226486b52e5d45531f60811d35eac34fa67 (patch)
tree043620f1a05a23cf5f832b15cbb1cc3f03b6d9e8
parent8918ce6d1622303465e716ae491b8e5124c7aece (diff)
downloadguix-fcad6226486b52e5d45531f60811d35eac34fa67.tar
guix-fcad6226486b52e5d45531f60811d35eac34fa67.tar.gz
services: guix: Generalize extensions.
* gnu/services/base.scm (<guix-extension>): New record type. (guix-extension-merge): New procedure. (guix-service-type): Honor extensions. * doc/guix.texi (Base Services): Document it. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
-rw-r--r--doc/guix.texi20
-rw-r--r--gnu/services/base.scm43
2 files changed, 57 insertions, 6 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 2aef0380fb..967145a627 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -103,6 +103,7 @@ Copyright @copyright{} 2022 Remco van 't Veer@*
Copyright @copyright{} 2022 Aleksandr Vityazev@*
Copyright @copyright{} 2022 Philip M@sup{c}Grath@*
Copyright @copyright{} 2022 Karl Hallsby@*
+Copyright @copyright{} 2022 Justin Veilleux@*
Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU Free Documentation License, Version 1.3 or
@@ -17729,6 +17730,25 @@ A directory path where the @command{guix-daemon} will perform builds.
@end table
@end deftp
+@deftp {Data Type} guix-extension
+
+This data type represents the parameters of the Guix build daemon that
+are extendable. This is the type of the object that must be used within
+a guix service extension.
+@xref{Service Composition}, for more information.
+
+@table @asis
+@item @code{authorized-keys} (default: @code{'()})
+A list of file-like objects where each element contains a public key.
+
+@item @code{substitute-urls} (default: @code{'()})
+A list of strings where each element is a substitute URL.
+
+@item @code{chroot-directories} (default: @code{'()})
+A list of file-like objects or strings pointing to additional directories the build daemon can use.
+@end table
+@end deftp
+
@deffn {Scheme Procedure} udev-service [#:udev @var{eudev} #:rules @code{'()}]
Run @var{udev}, which populates the @file{/dev} directory dynamically.
udev rules can be provided as a list of files through the @var{rules}
diff --git a/gnu/services/base.scm b/gnu/services/base.scm
index 6865d03f25..ebbe4e128d 100644
--- a/gnu/services/base.scm
+++ b/gnu/services/base.scm
@@ -17,6 +17,7 @@
;;; Copyright © 2021 Hui Lu <luhuins@163.com>
;;; Copyright © 2021, 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;; Copyright © 2022 Guillaume Le Vaillant <glv@posteo.net>
+;;; Copyright © 2022 Justin Veilleux <terramorpha@cock.li>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -187,6 +188,12 @@
guix-configuration-extra-options
guix-configuration-log-file
+ guix-extension
+ guix-extension?
+ guix-extension-authorized-keys
+ guix-extension-substitute-urls
+ guix-extension-chroot-directories
+
guix-service-type
guix-publish-configuration
guix-publish-configuration?
@@ -1768,6 +1775,25 @@ proxy of 'guix-daemon'...~%")
(substitute-key-authorization authorized-keys guix)
#~#f))))
+(define-record-type* <guix-extension>
+ guix-extension make-guix-extension
+ guix-extension?
+ (authorized-keys guix-extension-authorized-keys ;list of file-like
+ (default '()))
+ (substitute-urls guix-extension-substitute-urls ;list of strings
+ (default '()))
+ (chroot-directories guix-extension-chroot-directories ;list of file-like/strings
+ (default '())))
+
+(define (guix-extension-merge a b)
+ (guix-extension
+ (authorized-keys (append (guix-extension-authorized-keys a)
+ (guix-extension-authorized-keys b)))
+ (substitute-urls (append (guix-extension-substitute-urls a)
+ (guix-extension-substitute-urls b)))
+ (chroot-directories (append (guix-extension-chroot-directories a)
+ (guix-extension-chroot-directories b)))))
+
(define guix-service-type
(service-type
(name 'guix)
@@ -1778,14 +1804,19 @@ proxy of 'guix-daemon'...~%")
(service-extension profile-service-type
(compose list guix-configuration-guix))))
- ;; Extensions can specify extra directories to add to the build chroot.
- (compose concatenate)
- (extend (lambda (config directories)
+ ;; Extensions can specify extra directories to add to the build chroot,
+ ;; extra substitute urls and extra authorized keys
+ (compose (lambda (args) (fold guix-extension-merge (guix-extension) args)))
+ (extend (lambda (config extension)
(guix-configuration
(inherit config)
+ (authorized-keys (append (guix-extension-authorized-keys extension)
+ (guix-configuration-authorized-keys config)))
+ (substitute-urls (append (guix-extension-substitute-urls extension)
+ (guix-configuration-substitute-urls config)))
(chroot-directories
- (append (guix-configuration-chroot-directories config)
- directories)))))
+ (append (guix-extension-chroot-directories extension)
+ (guix-configuration-chroot-directories config))))))
(default-value (guix-configuration))
(description
@@ -1801,7 +1832,7 @@ proxy of 'guix-daemon'...~%")
(default 80))
(host guix-publish-configuration-host ;string
(default "localhost"))
- (advertise? guix-publish-advertise? ;boolean
+ (advertise? guix-publish-advertise? ;boolean
(default #f))
(compression guix-publish-configuration-compression
(thunked)