;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; 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 science)
  #:export (<rshiny-configuration>
            rshiny-configuration
            rshiny-configuration?
            rshiny-configuration-package
            rshiny-configuration-binary
            rshiny-shepherd-service
            rshiny-service-type))

(use-modules (gnu)
             (guix records)
             (ice-9 match))
(use-service-modules shepherd)
(use-package-modules cran)

(define-record-type* <rshiny-configuration>
  rshiny-configuration
  make-rshiny-configuration
  rshiny-configuration?
  (package          rshiny-configuration-package    ; file-like
                    (default r-shiny))
  (binary           rshiny-configuration-binary     ; string
                    (default "rshiny")))

(define rshiny-shepherd-service
  (match-lambda
    (($ <rshiny-configuration> package binary)
     (list
       (shepherd-service
         (documentation (string-append "R-Shiny service for " binary))
         (provision (list (symbol-append 'rshiny- (string->symbol
                                                    (string-take binary 9)))))
         (requirement '(networking))
         (start
           #~(exec-command
               (list
                 #$(string-append "/run/current-system/profile/bin/" binary))
               ;#:log-file #$(string-append "/var/log/" binary ".log") ; kills shepherd
               #:environment-variables
               (list "R_LIBS_USER=/run/current-system/profile/site-library/")))
         (stop #~(make-kill-destructor)))))))

(define rshiny-service-type
  (service-type
    (name 'rshiny)
    (extensions
      (list
        (service-extension shepherd-root-service-type
                           rshiny-shepherd-service)
        (service-extension profile-service-type
                           ;; We want the package installed so that it
                           ;; pulls in the propagated inputs as well.
                           (lambda (config)
                             (list
                               (rshiny-configuration-package config))))))
    (description
     "Run an R-Shiny webapp as a Guix Service.")))
avail'>...<span class='msg-tooltip'>* gnu/installer.scm (installer-program): Remove dependency on the guix
package for the PATH.
* gnu/installer/final.scm (install-system): Set PATH inside container
to /run/current-system/profile/bin/.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:44 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=112ef30b84744872b3a7617d9e54b3df5db95560'>installer: Turn passwords into opaque records.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/user.scm (&lt;secret&gt;, secret?, make-secret,
secret-content): Add opaque &lt;secret&gt; record that boxes its contents,
with a custom printer that doesn't display anything.
* gnu/installer/newt/user.scm (run-user-add-page, run-user-page): Box
it.
* gnu/installer/final.scm (create-user-database): Unbox it.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:43 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=c57ec6ed1ee5f2367833c3e11ae7074f114dbf02'>installer: Remove specific logging code.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/final.scm (install-system): Remove command logging to
syslog, as this is taken care of by the new facilities.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:43 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=2f7f1d11e9dd8dcf32c2f171f746f087e9354934'>installer: Keep PATH inside the install container.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/final.scm (install-system): Set PATH inside the
container.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:43 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=4f2fd33b4f27f590ec2337daef339cf3e2337dab'>installer: Use new installer-log-line everywhere.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer.scm (installer-program)
* gnu/installer/final.scm (install-locale)
* gnu/installer/newt.scm (init)
* gnu/installer/newt/final.scm (run-final-page)
* gnu/installer/newt/page.scm (run-form-with-clients)
* gnu/installer/newt/partition.scm (run-partitioning-page)
* gnu/installer/parted.scm (eligible-devices, mkpart,
luks-format-and-open, luks-close, mount-user-partitions,
umount-user-partitions, free-parted):
* gnu/installer/steps.scm (run-installer-steps):
* gnu/installer/utils.scm (run-command, send-to-clients): Use it.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-01-14 14:29:19 +0100'>2022-01-14</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=e92723452d2f1e7639579ea327d3fff6fa25ef4c'>installer: Install the locale before mounting the cow-store.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes: &lt;https://issues.guix.gnu.org/52831&gt;.

Make sure to install the en_US.utf8 fallback locale if the selected locale is
not supported.

* gnu/installer/final.scm (install-locale): New procedure.
(install-system): Call it.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-01-14 14:29:15 +0100'>2022-01-14</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=0c9693d8b3f9ecd40732ec86b732bbf99f8e8b4d'>installer: Do not set the locale in run-command.</a><span class='msg-avail'>...<span class='msg-tooltip'>Installing the locale inside the container, once the cow-store is mounted,
causes the process to keep opened locale files that can later prevent the
cow-store umount.

* gnu/installer/utils.scm (run-command): Remove locale argument.
* gnu/installer/final.scm (install-system): Adapt it.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-01-14 14:29:12 +0100'>2022-01-14</span></td><td><a href='/guix/commit/gnu/installer/final.scm?id=7c923e6cf4412db3ef22792d639b98f8fbf7f037'>installer: Remove an unused procedure.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/final.scm (kill-cow-users): Remove it.
</span></span></td><td>Mathieu Othacehe</td></tr>