87 lines
2.9 KiB
Scheme
87 lines
2.9 KiB
Scheme
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 Peter Mikkelsen <petermikkelsen10@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services audio)
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#:use-module (guix gexp)
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#:use-module (gnu services)
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#:use-module (gnu services shepherd)
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#:use-module (gnu packages mpd)
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#:use-module (guix records)
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#:use-module (ice-9 match)
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#:export (mpd-configuration
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mpd-configuration?
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mpd-service-type))
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;;; Commentary:
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;;;
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;;; Audio related services
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;;;
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;;; Code:
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(define-record-type* <mpd-configuration>
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mpd-configuration make-mpd-configuration
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mpd-configuration?
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(user mpd-configuration-user
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(default "mpd"))
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(music-dir mpd-configuration-music-dir
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(default "~/Music"))
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(playlist-dir mpd-configuration-playlist-dir
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(default "~/.mpd/playlists"))
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(port mpd-configuration-port
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(default "6600"))
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(address mpd-configuration-address
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(default "any"))
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(pid-file mpd-configuration-pid-file
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(default "/var/run/mpd.pid")))
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(define (mpd-config->file config)
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(apply
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mixed-text-file "mpd.conf"
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"audio_output {\n"
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" type \"pulse\"\n"
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" name \"MPD\"\n"
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"}\n"
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(map (match-lambda
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((config-name config-val)
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(string-append config-name " \"" (config-val config) "\"\n")))
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`(("user" ,mpd-configuration-user)
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("music_directory" ,mpd-configuration-music-dir)
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("playlist_directory" ,mpd-configuration-playlist-dir)
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("port" ,mpd-configuration-port)
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("bind_to_address" ,mpd-configuration-address)
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("pid_file" ,mpd-configuration-pid-file)))))
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(define (mpd-service config)
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(shepherd-service
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(documentation "Run the MPD (Music Player Daemon)")
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(provision '(mpd))
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(start #~(make-forkexec-constructor
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(list #$(file-append mpd "/bin/mpd")
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"--no-daemon"
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#$(mpd-config->file config))
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#:pid-file #$(mpd-configuration-pid-file config)))
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(stop #~(make-kill-destructor))))
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(define mpd-service-type
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(service-type
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(name 'mpd)
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(extensions
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(list (service-extension shepherd-root-service-type
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(compose list mpd-service))))
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(default-value (mpd-configuration))))
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