blob: 62ab0aadc6facbed74becccd38032424da559e4a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Andrew Tropin <andrew@trop.in>
;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu home services shepherd)
#:use-module (gnu home services)
#:use-module (gnu packages admin)
#:use-module (gnu services shepherd)
#:use-module (guix sets)
#:use-module (guix gexp)
#:use-module (guix records)
#:use-module (srfi srfi-1)
#:export (home-shepherd-service-type
home-shepherd-configuration
home-shepherd-configuration?
home-shepherd-configuration-shepherd
home-shepherd-configuration-auto-start?
home-shepherd-configuration-services)
#:re-export (shepherd-service
shepherd-service?
shepherd-service-documentation
shepherd-service-provision
shepherd-service-canonical-name
shepherd-service-requirement
shepherd-service-one-shot?
shepherd-service-respawn?
shepherd-service-start
shepherd-service-stop
shepherd-service-auto-start?
shepherd-service-modules
shepherd-action))
(define-record-type* <home-shepherd-configuration>
home-shepherd-configuration make-home-shepherd-configuration
home-shepherd-configuration?
(shepherd home-shepherd-configuration-shepherd
(default shepherd-0.9)) ; package
(auto-start? home-shepherd-configuration-auto-start?
(default #t))
(services home-shepherd-configuration-services
(default '())))
(define (home-shepherd-configuration-file services shepherd)
"Return the shepherd configuration file for SERVICES. SHEPHERD is used
as shepherd package."
(assert-valid-graph services)
(let ((files (map shepherd-service-file services))
;; TODO: Add compilation of services, it can improve start
;; time.
;; (scm->go (cute scm->go <> shepherd))
)
(define config
#~(begin
(use-modules (srfi srfi-34)
(system repl error-handling))
(apply
register-services
(map
(lambda (file) (load file))
'#$files))
(action 'root 'daemonize)
(format #t "Starting services...~%")
(let ((services-to-start
'#$(append-map shepherd-service-provision
(filter shepherd-service-auto-start?
services))))
(if (defined? 'start-in-the-background)
(start-in-the-background services-to-start)
(for-each start services-to-start))
(redirect-port (open-input-file "/dev/null")
(current-input-port)))))
(scheme-file "shepherd.conf" config)))
(define (launch-shepherd-gexp config)
(let* ((shepherd (home-shepherd-configuration-shepherd config))
(services (home-shepherd-configuration-services config)))
(if (home-shepherd-configuration-auto-start? config)
(with-imported-modules '((guix build utils))
#~(unless (file-exists?
(string-append
(or (getenv "XDG_RUNTIME_DIR")
(format #f "/run/user/~a" (getuid)))
"/shepherd/socket"))
(let ((log-dir (or (getenv "XDG_LOG_HOME")
(format #f "~a/.local/var/log"
(getenv "HOME")))))
((@ (guix build utils) mkdir-p) log-dir)
(system*
#$(file-append shepherd "/bin/shepherd")
"--logfile"
(string-append log-dir "/shepherd.log")
"--config"
#$(home-shepherd-configuration-file services shepherd)))))
#~"")))
(define (reload-configuration-gexp config)
(let* ((shepherd (home-shepherd-configuration-shepherd config))
(services (home-shepherd-configuration-services config)))
#~(system*
#$(file-append shepherd "/bin/herd")
"load" "root"
#$(home-shepherd-configuration-file services shepherd))))
(define (ensure-shepherd-gexp config)
#~(if (file-exists?
(string-append
(or (getenv "XDG_RUNTIME_DIR")
(format #f "/run/user/~a" (getuid)))
"/shepherd/socket"))
#$(reload-configuration-gexp config)
#$(launch-shepherd-gexp config)))
(define-public home-shepherd-service-type
(service-type (name 'home-shepherd)
(extensions
(list (service-extension
home-run-on-first-login-service-type
launch-shepherd-gexp)
(service-extension
home-activation-service-type
ensure-shepherd-gexp)
(service-extension
home-profile-service-type
(lambda (config)
`(,(home-shepherd-configuration-shepherd config))))))
(compose concatenate)
(extend
(lambda (config extra-services)
(home-shepherd-configuration
(inherit config)
(services
(append (home-shepherd-configuration-services config)
extra-services)))))
(default-value (home-shepherd-configuration))
(description "Configure and install userland Shepherd.")))
|