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-*- mode: org; coding: utf-8; -*-

#+TITLE: Hacking GNU Guix and Its Incredible Distro

Copyright © 2012, 2013, 2014, 2016, 2017, 2019 Ludovic Courtès <ludo@gnu.org>
Copyright © 2015, 2017 Mathieu Lirzin <mthl@gnu.org>
Copyright © 2017 Leo Famulari <leo@famulari.name>
Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net>

  Copying and distribution of this file, with or without modification,
  are permitted in any medium without royalty provided the copyright
  notice and this notice are preserved.

* Contributing

See the manual for useful hacking information, either by running

  info -f doc/guix.info "Contributing"

or by checking the [[https://guix.gnu.org/manual/devel/en/html_node/Contributing.html][web copy of the manual]].
(mpd-service-type): Likewise. * gnu/services/avahi.scm (avahi-service-type): Likewise. * gnu/services/ssh.scm (lsh-service-type) (openssh-service-type, dropbear-service-type): Likewise. Ludovic Courtès 2017-08-09services: admin: Simplify the handling of the Tailon debug? option....* gnu/services/admin.scm (tailon-configuration-file-compiler): Simplify the handling of debug?. Christopher Baines 2017-08-09services: Update the Tailon service for Tailon 1.3.0....Tailon 1.3.0 (upgraded from 1.1.1) adds support for HTTP authentication. * gnu/services/admin.scm (<tailon-configuration-file>): Add http-auth and users configuration values. (tailon-configuration-file-http-auth, tailon-configuration-file-users): New procedures. (tailon-configuration-file-compiler): Add support for the http-auth and users configuration options. * doc/guix.texi (Monitoring Services): Document authentication for Tailon. Christopher Baines 2017-08-09services: Add missing wrap-lines option to tailon....* gnu/services/admin.scm (<tailon-configuration-file>): Add wrap-lines. (tailon-configuration-wrap-lines): New procedure. (tailon-configuration-file-compiler): Add support for wrap-lines. * doc/guix.texi (Monitoring Services): Document the wrap-lines Tailon configuration option. Christopher Baines 2017-07-29gnu: services: admin: Add tailon....* gnu/services/admin.scm (<tailon-configuration>, <tailon-configuration-file>): New record types. (tailon-configuration-files-string, tailon-shepherd-service): New procedures. (%tailon-accounts, tailon-service-type: New variables. * doc/guix.texi (Monitoring Services: Document the Tailon service. * gnu/local.mk (GNU_SYSTEM_MODULES): Add gnu/tests/admin.scm. * gnu/tests/admin.scm: New file. Christopher Baines 2017-06-12services: rottlog: Make extensible....* gnu/services/admin.scm (rottlog-service-type)[compose, extend]: New fields. * doc/guix.texi (Log Rotation): Mention extension. Ludovic Courtès 2017-06-12services: rottlog: Define <log-rotation> objects....* gnu/services/admin.scm (<log-rotation>): New record type. (syslog-rotation-config, simple-rotation-config): Remove. (%default-rotations): Define as a list of <log-rotation> objects. (log-rotation->config, log-rotations->/etc-entries): New procedures. (<rottlog-configuration>)[periodic-rotations]: Remove. [rotations]: New field. (rottlog-etc): Use 'log-rotations->/etc-entries'. * doc/guix.texi (Log Rotation): Update accordingly. Ludovic Courtès 2017-04-16services: Add a default value to various service types....* gnu/services/admin.scm (rottlog-service-type)[default-value]: New field. * gnu/services/base.scm (guix-service-type)[default-value]: New field. (guix-publish-service-type)[default-value]: New field. * gnu/services/cups.scm (cups-service-type)[default-value]: New field. * gnu/services/dict.scm (dicod-service-type)[default-value]: New field. * gnu/services/mcron.scm (mcron-service-type)[default-value]: New field. * gnu/services/networking.scm (<tor-configuration>)[config-file]: Add default value. (tor-service-type)[default-value]: New field. (<bitlbee-configuration>)[interface, port, extra-settings]: Add default values. (bitlbee-service-type)[default-value]: New field. (wpa-supplicant-service-type)[default-value]: New field. (tlp-service-type)[default-value]: New field. (openssh-service-type)[default-value]: New field. * doc/guix.texi (Base Services, Log Rotation) (Networking Services, Printing Services): (Power management Services): Adjust examples accordingly. Ludovic Courtès 2016-12-19services: guix: Add 'log-file' configuration option....* gnu/services/base.scm (<guix-configuration>)[log-file]: New field. (guix-shepherd-service): Pass #:log-file to 'make-forkexec-constructor'. * gnu/services/admin.scm (simple-rotation-config): Take a list of files and join them with commas. (%default-rotations): Add /var/log/guix-daemon.log. * doc/guix.texi (Base Services): Document it. Ludovic Courtès 2016-10-03services: rottlog: Add Rottlog to the global profile....* gnu/services/admin.scm (rottlog-service-type): Extend PROFILE-SERVICE-TYPE. Ludovic Courtès 2016-10-03services: rottlog: Improve default weekly rotations....* gnu/services/admin.scm (%rotated-files): Add "/var/log/maillog". (syslog-rotation-config): Change parameter to 'files'. Return a string-append gexp for all of FILES. (simple-rotation-config): Remove unnecessary 'postrotate' and 'endscript'. (%default-rotations): Adjust accordingly. Ludovic Courtès 2016-10-03services: Add rottlog....* gnu/services/admin.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. * doc/guix.texi (Log Rotation): New node. Co-authored-by: Ludovic Courtès <ludo@gnu.org> Jan Nieuwenhuizen