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Diffstat (limited to 'guix/forge/laminar.scm')
| -rw-r--r-- | guix/forge/laminar.scm | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/guix/forge/laminar.scm b/guix/forge/laminar.scm new file mode 100644 index 0000000..5d95372 --- /dev/null +++ b/guix/forge/laminar.scm @@ -0,0 +1,135 @@ +;;; guix-forge --- Guix software forge meta-service +;;; Copyright © 2021, 2022 Arun Isaac <arunisaac@systemreboot.net> +;;; +;;; This file is part of guix-forge. +;;; +;;; guix-forge is free software: you can redistribute it and/or modify +;;; it under the terms of the GNU General Public License as published +;;; by the Free Software Foundation, either version 3 of the License, +;;; or (at your option) any later version. +;;; +;;; guix-forge is distributed in the hope that it will be useful, but +;;; WITHOUT ANY WARRANTY; without even the implied warranty of +;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;;; General Public License for more details. +;;; +;;; You should have received a copy of the GNU General Public License +;;; along with guix-forge. If not, see +;;; <https://www.gnu.org/licenses/>. + +(define-module (forge laminar) + #:use-module (gnu) + #:use-module (srfi srfi-1) + #:use-module (gnu packages ci) + #:use-module (gnu services ci) + #:use-module (guix records) + #:export (forge-laminar-service-type + forge-laminar-configuration + forge-laminar-configuration? + forge-laminar-configuration-state-directory + forge-laminar-configuration-jobs + forge-laminar-job + forge-laminar-job? + this-forge-laminar-job + forge-laminar-job-name + forge-laminar-job-run + forge-laminar-job-after + forge-laminar-group + forge-laminar-group? + forge-laminar-group-name + forge-laminar-group-regex)) + +(define-record-type* <forge-laminar-configuration> + forge-laminar-configuration make-forge-laminar-configuration + forge-laminar-configuration? + (state-directory forge-laminar-configuration-state-directory + (default "/var/lib/laminar")) + (jobs forge-laminar-configuration-jobs + (default '())) + (groups forge-laminar-configuration-groups + (default '()))) + +(define-record-type* <forge-laminar-job> + forge-laminar-job make-forge-laminar-job + forge-laminar-job? + this-forge-laminar-job + (name forge-laminar-job-name) + (run forge-laminar-job-run (thunked)) + (after forge-laminar-job-after + (default #f))) + +(define-record-type* <forge-laminar-group> + forge-laminar-group make-forge-laminar-group + forge-laminar-group? + (name forge-laminar-group-name) + (regex forge-laminar-group-regex)) + +(define (forge-laminar-activation config) + (let* ((state-directory (forge-laminar-configuration-state-directory config)) + (configuration-directory (string-append state-directory "/cfg")) + (groups-configuration (string-append configuration-directory "/groups.conf")) + (jobs-directory (string-append configuration-directory "/jobs"))) + #~(begin + (use-modules (srfi srfi-26)) + + ;; Ensure configuration directory exists. + (mkdir-p #$configuration-directory) + ;; Configure groups. + (when (file-exists? #$groups-configuration) + (delete-file #$groups-configuration)) + (symlink + #$(plain-file "laminar-groups" + (string-join (map (lambda (group) + (string-append (forge-laminar-group-name group) + "=" + (forge-laminar-group-regex group))) + (forge-laminar-configuration-groups config)) + "\n")) + #$groups-configuration) + ;; Create jobs directory and populate with job scripts. + (mkdir-p #$(dirname jobs-directory)) + (when (file-exists? #$jobs-directory) + (delete-file #$jobs-directory)) + (symlink + #$(file-union "laminar-jobs" + (append-map (lambda (job) + (let ((name (forge-laminar-job-name job)) + (run (forge-laminar-job-run job)) + (after (forge-laminar-job-after job))) + (cons (list (string-append name ".run") + (program-file name run)) + (if after + (list (list (string-append name ".after") + (program-file name after))) + (list))))) + (forge-laminar-configuration-jobs config))) + #$jobs-directory) + ;; Set permissions for laminar directory. + (for-each (lambda (file) + (let ((user (getpw "laminar"))) + (chown file (passwd:uid user) (passwd:gid user)))) + (find-files #$state-directory + (lambda (file stat) + (memq (stat:type stat) + '(regular directory))) + #:directories? #t))))) + +(define forge-laminar-service-type + (service-type + (name 'forge-laminar) + (description "Run forge-laminar.") + (extensions (list (service-extension activation-service-type + forge-laminar-activation) + ;; Extend the laminar service with a dummy value, + ;; thus requiring it. + (service-extension laminar-service-type + (const #t)))) + (compose concatenate) + (extend (lambda (config extended-values) + (forge-laminar-configuration + (inherit config) + (jobs (append (forge-laminar-configuration-jobs config) + (filter forge-laminar-job? extended-values))) + (groups (append (forge-laminar-configuration-groups config) + (filter forge-laminar-group? extended-values)))))) + (default-value (forge-laminar-configuration)))) |