l radio: reimplement in liquidsoap
This commit is contained in:
lassulus
parent
4c057b9929
commit
610cd87749
@ -1,85 +1,47 @@
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{ config, pkgs, ... }:
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with pkgs.stockholm.lib;
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{ config, pkgs, lib, ... }:
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let
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name = "radio";
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music_dir = "/home/radio/music";
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add_random = pkgs.writeDashBin "add_random" ''
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${pkgs.mpc_cli}/bin/mpc add "$(${pkgs.findutils}/bin/find "${music_dir}/the_playlist" \
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| grep -Ev '/other/|/.graveyard/' \
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| grep '\.ogg$' \
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| shuf -n1 \
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| sed 's,${music_dir}/,,' \
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)"
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'';
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get_current_track_position = pkgs.writeDash "get_current_track_position" ''
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${pkgs.mpc_cli}/bin/mpc status | ${pkgs.gawk}/bin/awk '/^\[playing\]/ { sub(/\/.+/,"",$3); split($3,a,/:/); print a[1]*60+a[2] }'
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'';
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skip_track = pkgs.writeBashBin "skip_track" ''
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skip_track = pkgs.writers.writeBashBin "skip_track" ''
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set -eu
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${add_random}/bin/add_random
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music_dir=${escapeShellArg music_dir}
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current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%)
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track_infos=$(${print_current}/bin/print_current)
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skip_count=$(${pkgs.attr}/bin/getfattr -n user.skip_count --only-values "$music_dir"/"$current_track" || echo 0)
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if [[ "$current_track" =~ ^the_playlist/music/.* ]] && [ "$skip_count" -le 2 ]; then
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skip_count=$((skip_count+1))
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${pkgs.attr}/bin/setfattr -n user.skip_count -v "$skip_count" "$music_dir"/"$current_track"
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echo skipping: "$track_infos" skip_count: "$skip_count"
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else
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mkdir -p "$music_dir"/the_playlist/.graveyard/
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mv "$music_dir"/"$current_track" "$music_dir"/the_playlist/.graveyard/
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echo killing: "$track_infos"
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fi
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${pkgs.mpc_cli}/bin/mpc -q next
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# TODO come up with new rating, without moving files
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# music_dir=${lib.escapeShellArg music_dir}
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# current_track=$(${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | ${pkgs.jq}/bin/jq -r .filename)
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# track_infos=$(${print_current}/bin/print_current)
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# skip_count=$(${pkgs.attr}/bin/getfattr -n user.skip_count --only-values "$current_track" || echo 0)
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# if [[ "$current_track" =~ .*/the_playlist/music/.* ]] && [ "$skip_count" -le 2 ]; then
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# skip_count=$((skip_count+1))
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# ${pkgs.attr}/bin/setfattr -n user.skip_count -v "$skip_count" "$current_track"
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# echo skipping: "$track_infos" skip_count: "$skip_count"
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# else
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# mkdir -p "$music_dir"/the_playlist/.graveyard/
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# mv "$current_track" "$music_dir"/the_playlist/.graveyard/
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# echo killing: "$track_infos"
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# fi
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${pkgs.curl}/bin/curl -X POST http://localhost:8002/skip
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'';
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good_track = pkgs.writeBashBin "good_track" ''
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set -eu
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music_dir=${escapeShellArg music_dir}
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current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%)
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music_dir=${lib.escapeShellArg music_dir}
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current_track=$(${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | ${pkgs.jq}/bin/jq -r .filename)
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track_infos=$(${print_current}/bin/print_current)
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if [[ "$current_track" =~ ^the_playlist/music/.* ]]; then
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${pkgs.attr}/bin/setfattr -n user.skip_count -v 0 "$music_dir"/"$current_track"
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else
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mv "$music_dir"/"$current_track" "$music_dir"/the_playlist/music/ || :
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fi
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# TODO come up with new rating, without moving files
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# if [[ "$current_track" =~ .*/the_playlist/music/.* ]]; then
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# ${pkgs.attr}/bin/setfattr -n user.skip_count -v 0 "$current_track"
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# else
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# mv "$current_track" "$music_dir"/the_playlist/music/ || :
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# fi
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echo good: "$track_infos"
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'';
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track_youtube_link = pkgs.writeDash "track_youtube_link" ''
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${pkgs.mpc_cli}/bin/mpc current -f %file% \
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| ${pkgs.gnused}/bin/sed 's@.*\(.\{11\}\)\.ogg@https://www.youtube.com/watch?v=\1@'
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'';
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print_current = pkgs.writeDashBin "print_current" ''
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echo "$(${pkgs.mpc_cli}/bin/mpc current -f %file%) \
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$(${track_youtube_link})"
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'';
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print_current_json = pkgs.writeDashBin "print_current_json" ''
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${pkgs.jq}/bin/jq -n -c \
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--arg name "$(${pkgs.mpc_cli}/bin/mpc current)" \
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--arg artist "$(${pkgs.mpc_cli}/bin/mpc current -f %artist%)" \
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--arg title "$(${pkgs.mpc_cli}/bin/mpc current -f %title%)" \
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--arg filename "$(${pkgs.mpc_cli}/bin/mpc current -f %file%)" \
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--arg position "$(${get_current_track_position})" \
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--arg length "$(${pkgs.mpc_cli}/bin/mpc current -f %time%)" \
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--arg youtube "$(${track_youtube_link})" '{
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name: $name,
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artist: $artist,
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title: $title,
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filename: $filename,
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position: $position,
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length: $length,
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youtube: $youtube
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}'
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${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | ${pkgs.jq}/bin/jq -r '"\(.filename): \(.purl)"'
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'';
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set_irc_topic = pkgs.writeDash "set_irc_topic" ''
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@ -113,15 +75,14 @@ in {
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users.users = {
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"${name}" = rec {
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inherit name;
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createHome = mkForce false;
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createHome = lib.mkForce false;
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group = name;
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uid = genid_uint31 name;
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uid = pkgs.stockholm.lib.genid_uint31 name;
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description = "radio manager";
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home = "/home/${name}";
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useDefaultShell = true;
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openssh.authorizedKeys.keys = with config.krebs.users; [
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lass.pubkey
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lass-mors.pubkey
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];
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};
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};
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@ -131,50 +92,35 @@ in {
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};
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krebs.per-user.${name}.packages = with pkgs; [
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add_random
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good_track
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skip_track
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print_current
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print_current_json
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ncmpcpp
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mpc_cli
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];
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services.mpd = {
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enable = true;
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user = "radio";
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musicDirectory = "${music_dir}";
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dataDir = "/home/radio/state"; # TODO create this somwhere
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extraConfig = ''
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log_level "default"
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auto_update "yes"
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volume_normalization "yes"
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services.liquidsoap.streams.radio = ./radio.liq;
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systemd.services.radio = {
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environment = {
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RADIO_PORT = "8002";
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HOOK_TRACK_CHANGE = pkgs.writers.writeDash "on_change" ''
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set -xefu
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LIMIT=1000 #how many tracks to keep in the history
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HISTORY_FILE=/var/lib/radio/recent
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audio_output {
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type "httpd"
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name "raw radio"
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encoder "wave"
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port "7900"
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format "44100:16:2"
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always_on "yes" # prevent MPD from disconnecting all listeners when playback is stopped.
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tags "yes" # httpd supports sending tags to listening streams.
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}
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listeners=$(${pkgs.curl}/bin/curl -fSs lassul.us:8000/status-json.xsl |
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${pkgs.jq}/bin/jq '[.icestats.source[].listeners] | add' || echo 0)
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echo "$(${pkgs.coreutils}/bin/date -Is)" "$filename" | ${pkgs.coreutils}/bin/tee -a "$HISTORY_FILE"
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echo "$(${pkgs.coreutils}/bin/tail -$LIMIT "$HISTORY_FILE")" > "$HISTORY_FILE"
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${set_irc_topic} "playing: $filename listeners: $listeners"
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'';
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MUSIC = "${music_dir}/the_playlist";
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ICECAST_HOST = "localhost";
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};
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path = [
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pkgs.yt-dlp
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];
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serviceConfig.User = lib.mkForce "radio";
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};
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services.liquidsoap.streams.radio-news = pkgs.writeText "radio-news.liq" ''
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source = mksafe(input.http("http://localhost:7900/raw.wave"))
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output.icecast(mount = '/music.ogg', password = 'hackme', %vorbis(quality = 1), source)
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output.icecast(mount = '/music.mp3', password = 'hackme', %mp3.vbr(), source)
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output.icecast(mount = '/music.opus', password = 'hackme', %opus(bitrate = 96), source)
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extra_input = amplify(1.4, audio_to_stereo(input.harbor("live", port=1338)))
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o = smooth_add(normal = source, special = extra_input)
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output.icecast(mount = '/radio.ogg', password = 'hackme', %vorbis(quality = 1), o)
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output.icecast(mount = '/radio.mp3', password = 'hackme', %mp3.vbr(), o)
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output.icecast(mount = '/radio.opus', password = 'hackme', %opus(bitrate = 96), o)
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'';
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services.icecast = {
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enable = true;
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hostname = "radio.lassul.us";
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@ -195,73 +141,8 @@ in {
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};
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};
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systemd.timers.radio = {
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description = "radio autoadder timer";
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnCalendar = "*:0/1";
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};
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};
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systemd.services.radio = let
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autoAdd = pkgs.writeDash "autoAdd" ''
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LIMIT=$1 #in seconds
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timeLeft () {
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playlistDuration=$(${pkgs.mpc_cli}/bin/mpc --format '%time%' playlist | ${pkgs.gawk}/bin/awk -F ':' 'BEGIN{t=0} {t+=$1*60+$2} END{print t}')
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currentTime=$(${get_current_track_position})
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expr ''${playlistDuration:-0} - ''${currentTime:-0}
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}
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if test $(timeLeft) -le $LIMIT; then
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${add_random}/bin/add_random
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fi
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${pkgs.mpc_cli}/bin/mpc play > /dev/null
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'';
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in {
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description = "radio playlist autoadder";
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after = [ "network.target" ];
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restartIfChanged = true;
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serviceConfig = {
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ExecStart = "${autoAdd} 150";
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};
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};
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systemd.services.radio-recent = let
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recentlyPlayed = pkgs.writeDash "recentlyPlayed" ''
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set -xefu
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LIMIT=1000 #how many tracks to keep in the history
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HISTORY_FILE=/var/lib/radio/recent
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while :; do
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${pkgs.mpc_cli}/bin/mpc idle player > /dev/null
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${pkgs.mpc_cli}/bin/mpc current -f %file%
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done | while read track; do
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listeners=$(${pkgs.curl}/bin/curl lassul.us:8000/status-json.xsl |
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${pkgs.jq}/bin/jq '[.icestats.source[].listeners] | add')
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echo "$(date -Is)" "$track" | tee -a "$HISTORY_FILE"
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echo "$(tail -$LIMIT "$HISTORY_FILE")" > "$HISTORY_FILE"
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${set_irc_topic} "playing: $track listeners: $listeners"
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done
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'';
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in {
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description = "radio recently played";
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after = [ "mpd.service" "network.target" ];
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wantedBy = [ "multi-user.target" ];
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restartIfChanged = true;
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serviceConfig = {
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ExecStart = recentlyPlayed;
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User = "radio";
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};
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};
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# allow reaktor2 to modify files
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systemd.services."reaktor2-the_playlist".serviceConfig.DynamicUser = mkForce false;
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systemd.services."reaktor2-the_playlist".serviceConfig.DynamicUser = lib.mkForce false;
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krebs.reaktor2.the_playlist = {
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hostname = "irc.hackint.org";
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@ -318,13 +199,6 @@ in {
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};
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script = ''. ${pkgs.writeDash "radio" ''
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case "$Method $Request_URI" in
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"GET /current")
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printf 'HTTP/1.1 200 OK\r\n'
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printf 'Connection: close\r\n'
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printf '\r\n'
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${print_current_json}/bin/print_current_json
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exit
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;;
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"POST /skip")
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printf 'HTTP/1.1 200 OK\r\n'
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printf 'Connection: close\r\n'
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@ -365,7 +239,7 @@ in {
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alias /var/lib/radio/recent;
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'';
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locations."= /current".extraConfig = ''
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proxy_pass http://localhost:8001;
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proxy_pass http://localhost:8002;
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'';
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locations."= /skip".extraConfig = ''
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proxy_pass http://localhost:8001;
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@ -375,10 +249,11 @@ in {
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'';
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locations."= /radio.sh".alias = pkgs.writeScript "radio.sh" ''
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#!/bin/sh
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trap 'exit 0' EXIT
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while sleep 1; do
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mpv \
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--cache-secs=0 --demuxer-readahead-secs=0 --untimed --cache-pause=no \
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'http://lassul.us:8000/radio.opus'
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'http://lassul.us:8000/radio.ogg'
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done
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'';
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locations."= /controls".extraConfig = ''
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@ -3,7 +3,8 @@ let
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send_to_radio = pkgs.writers.writeDashBin "send_to_radio" ''
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${pkgs.vorbis-tools}/bin/oggenc - |
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${pkgs.libshout}/bin/shout --format ogg --host localhost --port 1338 --mount /live
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${pkgs.cyberlocker-tools}/bin/cput news.ogg
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${pkgs.curl}/bin/curl -fSs -X POST http://localhost:8002/newsshow
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'';
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gc_news = pkgs.writers.writeDashBin "gc_news" ''
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111
lass/2configs/radio/radio.liq
Normal file
111
lass/2configs/radio/radio.liq
Normal file
@ -0,0 +1,111 @@
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log.stdout.set(true)
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# use yt-dlp
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settings.protocol.youtube_dl.path.set("yt-dlp")
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## functions
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def stringify_attrs(attrs) =
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let json.stringify out = (attrs : [(string * string)] as json.object)
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out
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end
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def filter_graveyard(req) =
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filename = request.filename(req)
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if string.match(pattern = '.*/\\.graveyard/.*', filename) then
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false
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else
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true
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end
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end
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def queue_contents(q) =
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list.map(fun (req) -> request.uri(req), q)
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end
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## main
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env = environment()
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port = string.to_int(env["RADIO_PORT"], default = 8000)
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all_music = playlist(env["MUSIC"], check_next = filter_graveyard)
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wishlist = request.queue()
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tracks = fallback(track_sensitive = true, [wishlist, all_music])
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last_metadata = ref([])
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def on_metadata(m) =
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last_metadata := m
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print("changing tracks")
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out = process.read(env["HOOK_TRACK_CHANGE"], env = m)
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print(out)
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end
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tracks.on_metadata(on_metadata)
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# some nice effects
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music = crossfade(tracks)
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music = mksafe(music)
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music = normalize(music)
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news = request.queue()
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radio = smooth_add(normal = music, special = amplify(1.5, news))
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if string.length(env["ICECAST_HOST"]) > 0 then
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output.icecast(host = env["ICECAST_HOST"], mount = '/music.ogg', password = 'hackme', %vorbis(quality = 1), music)
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output.icecast(host = env["ICECAST_HOST"], mount = '/music.mp3', password = 'hackme', %mp3.vbr(), music)
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output.icecast(host = env["ICECAST_HOST"], mount = '/music.opus', password = 'hackme', %opus(bitrate = 128), music)
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output.icecast(host = env["ICECAST_HOST"], mount = '/radio.ogg', password = 'hackme', %vorbis(quality = 1), radio)
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output.icecast(host = env["ICECAST_HOST"], mount = '/radio.mp3', password = 'hackme', %mp3.vbr(), radio)
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output.icecast(host = env["ICECAST_HOST"], mount = '/radio.opus', password = 'hackme', %opus(bitrate = 128), radio)
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else
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output(fallible = true, buffer(radio))
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end
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interactive.harbor(port = port)
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def current(~protocol, ~headers, ~data, uri) =
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http.response(content_type = "application/json", data = stringify_attrs(
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!last_metadata
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))
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end
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harbor.http.register("/current", port = port, current)
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def skip(~protocol, ~headers, ~data, uri) =
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tracks.skip()
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http.response(content_type = "application/json", data = stringify_attrs(
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!last_metadata
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))
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end
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harbor.http.register("/skip", method = "POST", port = port, skip)
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def all_tracks(~protocol, ~headers, ~data, uri) =
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http.response(content_type = "application/json", data = json.stringify(
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all_music.remaining_files()
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))
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end
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harbor.http.register("/all_tracks", port = port, all_tracks)
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def wish_track(~protocol, ~headers, ~data, uri) =
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# disallow process:
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if string.match(pattern = '^process:', data) then
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http.response(code = 400)
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else
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# TODO report errors back
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wish = request.create(data)
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wishlist.push(wish)
|
||||
http.response(content_type = "application/json", data = "ok")
|
||||
end
|
||||
end
|
||||
harbor.http.register("/wish", method = "POST", port = port, wish_track)
|
||||
|
||||
def wish_tracklist(~protocol, ~headers, ~data, uri) =
|
||||
http.response(content_type = "application/json", data = json.stringify(
|
||||
queue_contents(wishlist.queue())
|
||||
))
|
||||
end
|
||||
harbor.http.register("/wish", port = port, wish_tracklist)
|
||||
|
||||
def newsshow(~protocol, ~headers, ~data, uri) =
|
||||
news.push(request.create("http://c.r/news.ogg"))
|
||||
http.response(content_type = "application/json", data = "ok")
|
||||
end
|
||||
harbor.http.register("/newsshow", method = "POST", port = port, newsshow)
|
||||
7
lass/2configs/radio/shell.nix
Normal file
7
lass/2configs/radio/shell.nix
Normal file
@ -0,0 +1,7 @@
|
||||
{ pkgs ? import <nixpkgs> {} }:
|
||||
pkgs.mkShell {
|
||||
buildInputs = [
|
||||
pkgs.liquidsoap
|
||||
pkgs.yt-dlp
|
||||
];
|
||||
}
|
||||
@ -6,7 +6,7 @@ let
|
||||
} ./weather_for_ips.py;
|
||||
|
||||
weather_report = pkgs.writers.writeDashBin "weather_report" ''
|
||||
set -efu
|
||||
set -efux
|
||||
export PATH="${lib.makeBinPath [
|
||||
pkgs.coreutils
|
||||
pkgs.curl
|
||||
@ -14,7 +14,7 @@ let
|
||||
pkgs.jc
|
||||
pkgs.jq
|
||||
]}"
|
||||
curl -z /tmp/GeoLite2-City.mmdb -o /tmp/GeoLite2-City.mmdb http://c.r/GeoLite2-City.mmdb
|
||||
curl -fSsz /tmp/GeoLite2-City.mmdb -o /tmp/GeoLite2-City.mmdb http://c.r/GeoLite2-City.mmdb
|
||||
MAXMIND_GEOIP_DB="/tmp/GeoLite2-City.mmdb"; export MAXMIND_GEOIP_DB
|
||||
OPENWEATHER_API_KEY=$(cat "$CREDENTIALS_DIRECTORY/openweather_api"); export OPENWEATHER_API_KEY
|
||||
ss -no 'sport = :8000' |
|
||||
@ -42,7 +42,7 @@ in {
|
||||
--arg to "$(date -u +'%FT%TZ' -d '+1 hours')" \
|
||||
--slurp --raw-input --compact-output --ascii-output \
|
||||
'{text: ., from: $from, to: $to, priority: 100}' |
|
||||
retry -t 5 -d 10 -- curl -v -d@- http://radio-news.r
|
||||
retry -t 5 -d 10 -- curl -fSs -d@- http://radio-news.r
|
||||
'';
|
||||
startAt = "*:58:00";
|
||||
serviceConfig = {
|
||||
|
||||
@ -24,9 +24,10 @@ for ip in fileinput.input():
|
||||
weather = json.loads(resp.text)
|
||||
output.append(
|
||||
f'Weather report for {location.city.name}, {location.country.name}. '
|
||||
f'Currently it is {weather["current"]["weather"][0]["description"]} outside '
|
||||
f'It is {weather["current"]["weather"][0]["description"]} outside '
|
||||
f'with a temperature of {weather["current"]["temp"]:.1f} degrees, '
|
||||
f'and a wind speed of {weather["current"]["wind_speed"]:.1f} meters per second. '
|
||||
f'a wind speed of {weather["current"]["wind_speed"]:.1f} meters per second '
|
||||
f'and a humidity of {weather["current"]["humidity"]} percent. '
|
||||
f'The probability of precipitation is {weather["hourly"][0]["pop"] * 100:.0f} percent. '
|
||||
)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user