;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Danny Milosavljevic <dannym@scratchpost.org>
;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Jesse Dowell <jessedowell@gmail.com>
;;;
;;; 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 services docker)
  #:use-module (gnu services)
  #:use-module</td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=1962c6b286e36b8d5165a4992710f3132adb04c4'>refs</a><a href='/guix/log/tests/channels.scm'>log</a><a href='/guix/tree/tests/channels.scm?id=1962c6b286e36b8d5165a4992710f3132adb04c4'>tree</a><a href='/guix/commit/tests/channels.scm?id=1962c6b286e36b8d5165a4992710f3132adb04c4'>commit</a><a class='active' href='/guix/diff/tests/channels.scm?id=1962c6b286e36b8d5165a4992710f3132adb04c4&amp;id2=954e4cf6a4cc67701dff8d089e8e02861e3b36c2'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/channels.scm'>
<input type='hidden' name='id' value='1962c6b286e36b8d5165a4992710f3132adb04c4'/><input type='hidden' name='id2' value='954e4cf6a4cc67701dff8d089e8e02861e3b36c2'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/diff/?id=1962c6b286e36b8d5165a4992710f3132adb04c4&amp;id2=954e4cf6a4cc67701dff8d089e8e02861e3b36c2'>root</a>/<a href='/guix/diff/tests?id=1962c6b286e36b8d5165a4992710f3132adb04c4&amp;id2=954e4cf6a4cc67701dff8d089e8e02861e3b36c2'>tests</a>/<a href='/guix/diff/tests/channels.scm?id=1962c6b286e36b8d5165a4992710f3132adb04c4&amp;id2=954e4cf6a4cc67701dff8d089e8e02861e3b36c2'>channels.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='1962c6b286e36b8d5165a4992710f3132adb04c4'/><input type='hidden' name='id2' value='954e4cf6a4cc67701dff8d089e8e02861e3b36c2'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/guix/diff/?id=1962c6b286e36b8d5165a4992710f3132adb04c4&amp;id2=954e4cf6a4cc67701dff8d089e8e02861e3b36c2'>Diffstat</a> (limited to 'tests/channels.scm')</div><table summary='diffstat' class='diffstat'></table><div class='diffstat-summary'>0 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td></td></tr></table></div> <!-- class=content -->
                         <div class=footer>generated by
                             <a href="https://git.zx2c4.com/cgit/about/">
                                 cgit
                             </a>
                         </div>
                        </div> <!-- id=cgit -->
</body>
</html>
var/run/docker.pid"
                           #$@(if debug?
                                  '("--debug" "--log-level=debug")
                                  '())
                           #$@(if enable-proxy?
                                  (list "--userland-proxy=true"
                                        #~(string-append
                                           "--userland-proxy-path=" #$proxy "/bin/proxy"))
                                  '("--userland-proxy=false"))
                           (if #$enable-iptables?
                               "--iptables"
                               "--iptables=false"))
                     #:pid-file "/var/run/docker.pid"
                     #:log-file "/var/log/docker.log"))
           (stop #~(make-kill-destructor)))))

(define docker-service-type
  (service-type (name 'docker)
                (description "Provide capability to run Docker application
bundles in Docker containers.")
                (extensions
                 (list
                  ;; Make sure the 'docker' command is available.
                  (service-extension profile-service-type
                                     (compose list docker-configuration-docker-cli))
                  (service-extension activation-service-type
                                     %docker-activation)
                  (service-extension shepherd-root-service-type
                                     (lambda (config)
                                       (list (containerd-shepherd-service config)
                                             (docker-shepherd-service config))))
                  (service-extension account-service-type
                                     (const %docker-accounts))))
                (default-value (docker-configuration))))


;;;
;;; Singularity.
;;;

(define %singularity-activation
  (with-imported-modules '((guix build utils))
    #~(begin
        (use-modules (guix build utils))

        (define %mount-directory
          "/var/singularity/mnt/")

        ;; Create the directories that Singularity 2.6 expects to find.  Make
        ;; them #o755 like the 'install-data-hook' rule in 'Makefile.am' of
        ;; Singularity 2.6.1.
        (for-each (lambda (directory)
                    (let ((directory (string-append %mount-directory
                                                    directory)))
                      (mkdir-p directory)
                      (chmod directory #o755)))
                  '("container" "final" "overlay" "session"))
        (chmod %mount-directory #o755))))

(define (singularity-setuid-programs singularity)
  "Return the setuid-root programs that SINGULARITY needs."
  (define helpers
    ;; The helpers, under a meaningful name.
    (computed-file "singularity-setuid-helpers"
                   #~(begin
                       (mkdir #$output)
                       (for-each (lambda (program)
                                   (symlink (string-append #$singularity
                                                           "/libexec/singularity"
                                                           "/bin/"
                                                           program "-suid")
                                            (string-append #$output
                                                           "/singularity-"
                                                           program
                                                           "-helper")))
                                 '("action" "mount" "start")))))

  (list (file-append helpers "/singularity-action-helper")
        (file-append helpers "/singularity-mount-helper")
        (file-append helpers "/singularity-start-helper")))

(define singularity-service-type
  (service-type (name 'singularity)
                (description
                 "Install the Singularity application bundle tool.")
                (extensions
                 (list (service-extension setuid-program-service-type
                                          singularity-setuid-programs)
                       (service-extension activation-service-type
                                          (const %singularity-activation))))
                (default-value singularity)))