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
| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 David Thompson <davet@gnu.org>
;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.org>
;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
;;;
;;; 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 (guix scripts deploy)
#:use-module (gnu machine)
#:use-module (guix discovery)
#:use-module (guix scripts)
#:use-module (guix scripts build)
#:use-module (guix store)
#:use-module (guix ui)
#:use-module (guix utils)
#:use-module (guix grafts)
#:use-module (guix status)
#:use-module (ice-9 format)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-34)
#:use-module (srfi srfi-35)
#:use-module (srfi srfi-37)
#:export (guix-deploy))
;;; Commentary:
;;;
;;; This program provides a command-line interface to (gnu machine), allowing
;;; users to perform remote deployments through specification files.
;;;
;;; Code:
\f
(define (show-help)
(display (G_ "Usage: guix deploy [OPTION] FILE...
Perform the deployment specified by FILE.\n"))
(show-build-options-help)
(newline)
(display (G_ "
-h, --help display this help and exit"))
(display (G_ "
-V, --version display version information and exit"))
(newline)
(display (G_ "
-v, --verbosity=LEVEL use the given verbosity LEVEL"))
(show-bug-report-information))
(define %options
(cons* (option '(#\h "help") #f #f
(lambda args
(show-help)
(exit 0)))
(option '(#\V "version") #f #f
(lambda args
(show-version-and-exit "guix deploy")))
(option '(#\s "system") #t #f
(lambda (opt name arg result)
(alist-cons 'system arg
(alist-delete 'system result eq?))))
(option '(#\v "verbosity") #t #f
(lambda (opt name arg result)
(let ((level (string->number* arg)))
(alist-cons 'verbosity level
(alist-delete 'verbosity result)))))
%standard-build-options))
(define %default-options
;; Alist of default option values.
`((verbosity . 1)
(debug . 0)
(graft? . #t)
(substitutes? . #t)
(offload? . #t)
(print-build-trace? . #t)
(print-extended-build-trace? . #t)
(multiplexed-build-output? . #t)))
(define (load-source-file file)
"Load FILE as a user module."
(let* ((guix-path (dirname (search-path %load-path "guix.scm")))
(environment-modules (scheme-modules* guix-path "gnu/machine"))
(module (make-user-module (append '((gnu) (gnu machine))
environment-modules))))
(load* file module)))
(define (show-what-to-deploy machines)
"Show the list of machines to deploy, MACHINES."
(let ((count (length machines)))
(format (current-error-port)
(N_ "The following ~*machine will be deployed:~%"
"The following ~d machines will be deployed:~%"
count)
count)
(display (indented-string
(fill-paragraph (string-join (map machine-display-name machines)
", ")
(- (%text-width) 2) 2)
2)
(current-error-port))
(display "\n\n" (current-error-port))))
(define (guix-deploy . args)
(define (handle-argument arg result)
(alist-cons 'file arg result))
(let* ((opts (parse-command-line args %options (list %default-options)
#:argument-handler handle-argument))
(file (assq-ref opts 'file))
(machines (or (and file (load-source-file file)) '())))
(show-what-to-deploy machines)
(with-status-verbosity (assoc-ref opts 'verbosity)
(with-store store
(set-build-options-from-command-line store opts)
(for-each (lambda (machine)
(info (G_ "deploying to ~a...~%")
(machine-display-name machine))
(parameterize ((%graft? (assq-ref opts 'graft?)))
(guard (c ((message-condition? c)
(report-error (G_ "failed to deploy ~a: ~a~%")
(machine-display-name machine)
(condition-message c)))
((deploy-error? c)
(when (deploy-error-should-roll-back c)
(info (G_ "rolling back ~a...~%")
(machine-display-name machine))
(run-with-store store (roll-back-machine machine)))
(apply throw (deploy-error-captured-args c))))
(run-with-store store (deploy-machine machine))
(info (G_ "successfully deployed ~a~%")
(machine-display-name machine)))))
machines)))))
|