1 ;;; GNU Guix --- Functional package management for GNU
2 ;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
3 ;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@gnu.org>
4 ;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
6 ;;; This file is part of GNU Guix.
8 ;;; GNU Guix is free software: you can redistribute it and/or modify
9 ;;; it under the terms of the GNU General Public License as published by
10 ;;; the Free Software Foundation, either version 3 of the License, or
11 ;;; (at your option) any later version.
13 ;;; GNU Guix is distributed in the hope that it will be useful,
14 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
15 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 ;;; GNU General Public License for more details.
18 ;;; You should have received a copy of the GNU General Public License
19 ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
21 (define-module (gnu services cuirass)
22 #:use-module (guix gexp)
23 #:use-module (guix records)
24 #:use-module (gnu packages admin)
25 #:autoload (gnu packages ci) (cuirass)
26 #:use-module (gnu services)
27 #:use-module (gnu services base)
28 #:use-module (gnu services shepherd)
29 #:use-module (gnu system shadow)
30 #:export (<cuirass-configuration>
32 cuirass-configuration?
34 cuirass-service-type))
38 ;;; This module implements a service that to run instances of Cuirass, a
39 ;;; continuous integration tool.
43 (define-record-type* <cuirass-configuration>
44 cuirass-configuration make-cuirass-configuration
45 cuirass-configuration?
46 (cuirass cuirass-configuration-cuirass ;package
48 (log-file cuirass-configuration-log-file ;string
49 (default "/var/log/cuirass.log"))
50 (cache-directory cuirass-configuration-cache-directory ;string (dir-name)
51 (default "/var/cache/cuirass"))
52 (user cuirass-configuration-user ;string
54 (group cuirass-configuration-group ;string
56 (interval cuirass-configuration-interval ;integer (seconds)
58 (database cuirass-configuration-database ;string (file-name)
59 (default "/var/run/cuirass/cuirass.db"))
60 (port cuirass-configuration-port ;integer (port)
62 (specifications cuirass-configuration-specifications)
63 ;gexp that evaluates to specification-alist
64 (use-substitutes? cuirass-configuration-use-substitutes? ;boolean
66 (one-shot? cuirass-configuration-one-shot? ;boolean
68 (load-path cuirass-configuration-load-path
71 (define (cuirass-shepherd-service config)
72 "Return a <shepherd-service> for the Cuirass service with CONFIG."
74 (cuirass-configuration? config)
75 (let ((cuirass (cuirass-configuration-cuirass config))
76 (cache-directory (cuirass-configuration-cache-directory config))
77 (log-file (cuirass-configuration-log-file config))
78 (user (cuirass-configuration-user config))
79 (group (cuirass-configuration-group config))
80 (interval (cuirass-configuration-interval config))
81 (database (cuirass-configuration-database config))
82 (port (cuirass-configuration-port config))
83 (specs (cuirass-configuration-specifications config))
84 (use-substitutes? (cuirass-configuration-use-substitutes? config))
85 (one-shot? (cuirass-configuration-one-shot? config))
86 (load-path (cuirass-configuration-load-path config)))
87 (list (shepherd-service
88 (documentation "Run Cuirass.")
89 (provision '(cuirass))
90 (requirement '(guix-daemon networking))
91 (start #~(make-forkexec-constructor
92 (list (string-append #$cuirass "/bin/cuirass")
93 "--cache-directory" #$cache-directory
95 #$(scheme-file "cuirass-specs.scm" specs)
96 "--database" #$database
97 "--port" #$(number->string port)
98 "--interval" #$(number->string interval)
99 #$@(if use-substitutes? '("--use-substitutes") '())
100 #$@(if one-shot? '("--one-shot") '())
101 #$@(if (null? load-path) '()
102 `("--load-path" ,(string-join load-path ":"))))
105 #:log-file #$log-file))
106 (stop #~(make-kill-destructor)))))))
108 (define (cuirass-account config)
109 "Return the user accounts and user groups for CONFIG."
110 (let ((cuirass-user (cuirass-configuration-user config))
111 (cuirass-group (cuirass-configuration-group config)))
117 (group cuirass-group)
119 (comment "Cuirass privilege separation user")
120 (home-directory (string-append "/var/run/" cuirass-user))
121 (shell #~(string-append #$shadow "/sbin/nologin"))))))
123 (define (cuirass-activation config)
124 "Return the activation code for CONFIG."
125 (let ((cache (cuirass-configuration-cache-directory config))
126 (db (dirname (cuirass-configuration-database config)))
127 (user (cuirass-configuration-user config))
128 (group (cuirass-configuration-group config)))
129 (with-imported-modules '((guix build utils))
131 (use-modules (guix build utils))
136 (let ((uid (passwd:uid (getpw #$user)))
137 (gid (group:gid (getgr #$group))))
138 (chown #$cache uid gid)
139 (chown #$db uid gid))))))
141 (define cuirass-service-type
146 (service-extension profile-service-type ;for 'info cuirass'
147 (compose list cuirass-configuration-cuirass))
148 (service-extension activation-service-type cuirass-activation)
149 (service-extension shepherd-root-service-type cuirass-shepherd-service)
150 (service-extension account-service-type cuirass-account)))))