diff options
Diffstat (limited to 'lass/2configs/radio/default.nix')
| -rw-r--r-- | lass/2configs/radio/default.nix | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/lass/2configs/radio/default.nix b/lass/2configs/radio/default.nix new file mode 100644 index 00000000..34115f56 --- /dev/null +++ b/lass/2configs/radio/default.nix @@ -0,0 +1,504 @@ +{ config, pkgs, ... }: +with pkgs.stockholm.lib; + +let + name = "radio"; + + music_dir = "/home/radio/music"; + + add_random = pkgs.writeDashBin "add_random" '' + ${pkgs.mpc_cli}/bin/mpc add "$(${pkgs.findutils}/bin/find "${music_dir}/the_playlist" \ + | grep -Ev '/other/|/.graveyard/' \ + | grep '\.ogg$' \ + | shuf -n1 \ + | sed 's,${music_dir}/,,' \ + )" + ''; + + get_current_track_position = pkgs.writeDash "get_current_track_position" '' + ${pkgs.mpc_cli}/bin/mpc status | ${pkgs.gawk}/bin/awk '/^\[playing\]/ { sub(/\/.+/,"",$3); split($3,a,/:/); print a[1]*60+a[2] }' + ''; + + skip_track = pkgs.writeBashBin "skip_track" '' + set -eu + + ${add_random}/bin/add_random + music_dir=${escapeShellArg music_dir} + current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%) + track_infos=$(${print_current}/bin/print_current) + skip_count=$(${pkgs.attr}/bin/getfattr -n user.skip_count --only-values "$music_dir"/"$current_track" || echo 0) + if [[ "$current_track" =~ ^the_playlist/music/.* ]] && [ "$skip_count" -le 2 ]; then + skip_count=$((skip_count+1)) + ${pkgs.attr}/bin/setfattr -n user.skip_count -v "$skip_count" "$music_dir"/"$current_track" + echo skipping: "$track_infos" skip_count: "$skip_count" + else + mkdir -p "$music_dir"/the_playlist/.graveyard/ + mv "$music_dir"/"$current_track" "$music_dir"/the_playlist/.graveyard/ + echo killing: "$track_infos" + fi + ${pkgs.mpc_cli}/bin/mpc -q next + ''; + + good_track = pkgs.writeBashBin "good_track" '' + set -eu + + music_dir=${escapeShellArg music_dir} + current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%) + track_infos=$(${print_current}/bin/print_current) + if [[ "$current_track" =~ ^the_playlist/music/.* ]]; then + ${pkgs.attr}/bin/setfattr -n user.skip_count -v 0 "$music_dir"/"$current_track" + else + mv "$music_dir"/"$current_track" "$music_dir"/the_playlist/music/ || : + fi + echo good: "$track_infos" + ''; + + track_youtube_link = pkgs.writeDash "track_youtube_link" '' + ${pkgs.mpc_cli}/bin/mpc current -f %file% \ + | ${pkgs.gnused}/bin/sed 's@.*\(.\{11\}\)\.ogg@https://www.youtube.com/watch?v=\1@' + ''; + + print_current = pkgs.writeDashBin "print_current" '' + echo "$(${pkgs.mpc_cli}/bin/mpc current -f %file%) \ + $(${track_youtube_link})" + ''; + + print_current_json = pkgs.writeDashBin "print_current_json" '' + ${pkgs.jq}/bin/jq -n -c \ + --arg name "$(${pkgs.mpc_cli}/bin/mpc current)" \ + --arg artist "$(${pkgs.mpc_cli}/bin/mpc current -f %artist%)" \ + --arg title "$(${pkgs.mpc_cli}/bin/mpc current -f %title%)" \ + --arg filename "$(${pkgs.mpc_cli}/bin/mpc current -f %file%)" \ + --arg position "$(${get_current_track_position})" \ + --arg length "$(${pkgs.mpc_cli}/bin/mpc current -f %time%)" \ + --arg youtube "$(${track_youtube_link})" '{ + name: $name, + artist: $artist, + title: $title, + filename: $filename, + position: $position, + length: $length, + youtube: $youtube + }' + ''; + + set_irc_topic = pkgs.writeDash "set_irc_topic" '' + ${pkgs.curl}/bin/curl -fsS --unix-socket /home/radio/reaktor.sock http://z/ \ + -H content-type:application/json \ + -d "$(${pkgs.jq}/bin/jq -n \ + --arg text "$1" '{ + command:"TOPIC", + params:["#the_playlist",$text] + }' + )" + ''; + + write_to_irc = pkgs.writeDash "write_to_irc" '' + ${pkgs.curl}/bin/curl -fsSv --unix-socket /home/radio/reaktor.sock http://z/ \ + -H content-type:application/json \ + -d "$(${pkgs.jq}/bin/jq -n \ + --arg text "$1" '{ + command:"PRIVMSG", + params:["#the_playlist",$text] + }' + )" + ''; + +in { + imports = [ + ./news.nix + ]; + + users.users = { + "${name}" = rec { + inherit name; + createHome = mkForce false; + group = name; + uid = genid_uint31 name; + description = "radio manager"; + home = "/home/${name}"; + useDefaultShell = true; + openssh.authorizedKeys.keys = with config.krebs.users; [ + lass.pubkey + lass-mors.pubkey + ]; + }; + }; + + users.groups = { + "radio" = {}; + }; + + krebs.per-user.${name}.packages = with pkgs; [ + add_random + good_track + skip_track + print_current + print_current_json + ncmpcpp + mpc_cli + ]; + + services.mpd = { + enable = true; + user = "radio"; + musicDirectory = "${music_dir}"; + dataDir = "/home/radio/state"; # TODO create this somwhere + extraConfig = '' + log_level "default" + auto_update "yes" + volume_normalization "yes" + + audio_output { + type "httpd" + name "raw radio" + encoder "wave" + port "7900" + format "44100:16:2" + always_on "yes" # prevent MPD from disconnecting all listeners when playback is stopped. + tags "yes" # httpd supports sending tags to listening streams. + } + ''; + }; + services.liquidsoap.streams.radio-news = pkgs.writeText "radio-news.liq" '' + source = mksafe(input.http("http://localhost:7900/raw.wave")) + + output.icecast(mount = '/music.ogg', password = 'hackme', %vorbis(quality = 1), source) + output.icecast(mount = '/music.mp3', password = 'hackme', %mp3.vbr(), source) + output.icecast(mount = '/music.opus', password = 'hackme', %opus(bitrate = 64), source) + + extra_input = audio_to_stereo(input.harbor("live", port=1338)) + + o = smooth_add(normal = source, special = extra_input) + output.icecast(mount = '/radio.ogg', password = 'hackme', %vorbis(quality = 1), o) + output.icecast(mount = '/radio.mp3', password = 'hackme', %mp3.vbr(), o) + output.icecast(mount = '/radio.opus', password = 'hackme', %opus(bitrate = 64), o) + ''; + services.icecast = { + enable = true; + hostname = "radio.lassul.us"; + admin.password = "hackme"; + extraConf = '' + <authentication> + <source-password>hackme</source-password> + </authentication> + ''; + }; + + krebs.iptables = { + tables = { + filter.INPUT.rules = [ + { predicate = "-p tcp --dport 8000"; target = "ACCEPT"; } + { predicate = "-i retiolum -p tcp --dport 8001"; target = "ACCEPT"; } + ]; + }; + }; + + systemd.timers.radio = { + description = "radio autoadder timer"; + wantedBy = [ "timers.target" ]; + + timerConfig = { + OnCalendar = "*:0/1"; + }; + }; + + systemd.services.radio = let + autoAdd = pkgs.writeDash "autoAdd" '' + LIMIT=$1 #in seconds + + timeLeft () { + playlistDuration=$(${pkgs.mpc_cli}/bin/mpc --format '%time%' playlist | ${pkgs.gawk}/bin/awk -F ':' 'BEGIN{t=0} {t+=$1*60+$2} END{print t}') + currentTime=$(${get_current_track_position}) + expr ''${playlistDuration:-0} - ''${currentTime:-0} + } + + if test $(timeLeft) -le $LIMIT; then + ${add_random}/bin/add_random + fi + ${pkgs.mpc_cli}/bin/mpc play > /dev/null + ''; + in { + description = "radio playlist autoadder"; + after = [ "network.target" ]; + + restartIfChanged = true; + + serviceConfig = { + ExecStart = "${autoAdd} 150"; + }; + }; + + systemd.services.radio-recent = let + recentlyPlayed = pkgs.writeDash "recentlyPlayed" '' + set -xefu + LIMIT=1000 #how many tracks to keep in the history + HISTORY_FILE=/var/lib/radio/recent + while :; do + ${pkgs.mpc_cli}/bin/mpc idle player > /dev/null + ${pkgs.mpc_cli}/bin/mpc current -f %file% + done | while read track; do + + listeners=$(${pkgs.curl}/bin/curl lassul.us:8000/status-json.xsl | + ${pkgs.jq}/bin/jq '[.icestats.source[].listeners] | add') + echo "$(date -Is)" "$track" | tee -a "$HISTORY_FILE" + echo "$(tail -$LIMIT "$HISTORY_FILE")" > "$HISTORY_FILE" + ${set_irc_topic} "playing: $track listeners: $listeners" + done + ''; + in { + description = "radio recently played"; + after = [ "mpd.service" "network.target" ]; + wantedBy = [ "multi-user.target" ]; + + restartIfChanged = true; + + serviceConfig = { + ExecStart = recentlyPlayed; + User = "radio"; + }; + }; + + # allow reaktor2 to modify files + systemd.services."reaktor2-the_playlist".serviceConfig.DynamicUser = mkForce false; + + krebs.reaktor2.the_playlist = { + hostname = "irc.hackint.org"; + port = "6697"; + useTLS = true; + nick = "the_playlist"; + username = "radio"; + API.listen = "unix:/home/radio/reaktor.sock"; + plugins = [ + { + plugin = "register"; + config = { + channels = [ + "#the_playlist" + "#krebs" + ]; + }; + } + { + plugin = "system"; + config = { + workdir = config.krebs.reaktor2.the_playlist.stateDir; + hooks.PRIVMSG = [ + { + activate = "match"; + pattern = "^(?:.*\\s)?\\s*the_playlist:\\s*([0-9A-Za-z._][0-9A-Za-z._-]*)(?:\\s+(.*\\S))?\\s*$"; + command = 1; + arguments = [2]; + commands = { + skip.filename = "${skip_track}/bin/skip_track"; + next.filename = "${skip_track}/bin/skip_track"; + bad.filename = "${skip_track}/bin/skip_track"; + + good.filename = "${good_track}/bin/good_track"; + nice.filename = "${good_track}/bin/good_track"; + like.filename = "${good_track}/bin/good_track"; + + current.filename = "${print_current}/bin/print_current"; + suggest.filename = pkgs.writeDash "suggest" '' + echo "$@" >> playlist_suggest + ''; + }; + } + ]; + }; + } + ]; + }; + + krebs.htgen.radio = { + port = 8001; + user = { + name = "radio"; + }; + script = ''. ${pkgs.writeDash "radio" '' + case "$Method $Request_URI" in + "GET /current") + printf 'HTTP/1.1 200 OK\r\n' + printf 'Connection: close\r\n' + printf '\r\n' + ${print_current_json}/bin/print_current_json + exit + ;; + "POST /skip") + printf 'HTTP/1.1 200 OK\r\n' + printf 'Connection: close\r\n' + printf '\r\n' + msg=$(${skip_track}/bin/skip_track) + ${write_to_irc} "$msg" + echo "$msg" + exit + ;; + "POST /good") + printf 'HTTP/1.1 200 OK\r\n' + printf 'Connection: close\r\n' + printf '\r\n' + msg=$(${good_track}/bin/good_track) + ${write_to_irc} "$msg" + echo "$msg" + exit + ;; + esac + ''}''; + }; + + services.nginx = { + enable = true; + virtualHosts."radio.lassul.us" = { + forceSSL = true; + enableACME = true; + locations."/".extraConfig = '' + proxy_set_header Host $host; + proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; + proxy_set_header X-Forwarded-Host $host; + proxy_set_header X-Forwarded-Server $host; + proxy_set_header X-Real-IP $remote_addr; + proxy_pass http://localhost:8000; + ''; + locations."= /recent".extraConfig = '' + default_type "text/plain"; + alias /var/lib/radio/recent; + ''; + locations."= /current".extraConfig = '' + proxy_pass http://localhost:8001; + ''; + locations."= /skip".extraConfig = '' + proxy_pass http://localhost:8001; + ''; + locations."= /good".extraConfig = '' + proxy_pass http://localhost:8001; + ''; + locations."= /radio.sh".extraConfig = '' + alias ${pkgs.writeScript "radio.sh" '' + #!/bin/sh + while sleep 1; do + mpv \ + --cache-secs=0 --demuxer-readahead-secs=0 --untimed --cache-pause=no \ + 'http://lassul.us:8000/radio.opus' + done + ''}; + ''; + locations."= /controls".extraConfig = '' + default_type "text/html"; + alias ${pkgs.writeText "controls.html" '' +<!doctype html> + +<html lang="en"> +<head> + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1"> + + <title>The_Playlist Voting!</title> +<style> +#good { + display: block; + width: 100%; + border: none; + background-color: #04AA6D; + padding: 14px; + margin: 14px 0 0 0; + height: 100px; + font-size: 16px; + cursor: pointer; + text-align: center; +} +#bad { + display: block; + width: 100%; + border: none; + background-color: red; + padding: 14px; + height: 100px; + + margin: 14px 0 0 0; + font-size: 16px; + cursor: pointer; + text-align: center; +} +</style> + +</head> + +<body> + <div id=votenote></div> + <button id=good type="button"> GUT </button> + + <button id=bad type="button"> SCHLECHT </button> + <center> + Currently Running: <br/><div> + <b id=current></b> + </div> + <div id=vote> + </div> + <audio controls autoplay="autoplay"> + <source src="https://radio.lassul.us/radio.ogg" type="audio/ogg"> + Your browser does not support the audio element. + </audio> + </center> + + <script> + document.getElementById("good").onclick=async ()=>{ + let result = await fetch("https://radio.lassul.us/good", {"method": "POST"}) + document.getElementById("vote").textContent = "Dieses Lied findest du gut" + }; + document.getElementById("bad").onclick=async ()=>{ + let result = await fetch("https://radio.lassul.us/skip", {"method": "POST"}) + document.getElementById("vote").textContent = "Dieses Lied findest du schlecht" + }; + + async function current() { + let result = await fetch("https://radio.lassul.us/current", {"method": "GET"}) + let data = await result.json() + document.getElementById("current").textContent = data.name + } + window.onload = function() { + window.setInterval('current()', 10000) + current() + } + + </script> +</body> +</html> + ''}; + ''; + extraConfig = '' + add_header 'Access-Control-Allow-Origin' '*'; + add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS'; + ''; + }; + virtualHosts."lassul.us".locations."= /the_playlist".extraConfig = let + html = pkgs.writeText "index.html" '' + <!DOCTYPE html> + <html lang="en"> + <head> + <meta charset="utf-8"> + <title>lassulus playlist</title> + </head> + <body> + <div style="display:inline-block;margin:0px;padding:0px;overflow:hidden"> + <iframe src="https://kiwiirc.com/client/irc.hackint.org/?nick=kiwi_test|?&theme=cli#the_playlist" frameborder="0" style="overflow:hidden;overflow-x:hidden;overflow-y:hidden;height:95%;width:100%;position:absolute;top:0px;left:0px;right:0px;bottom:0px" height="95%" width="100%"></iframe> + </div> + <div style="position:absolute;bottom:1px;display:inline-block;background-color:red;"> + <audio controls autoplay="autoplay"><source src="http://lassul.us:8000/radio.ogg" type="audio/ogg">Your browser does not support the audio element.</audio> + </div> + <!-- page content --> + </body> + </html> + ''; + in '' + default_type "text/html"; + alias ${html}; + ''; + }; + services.syncthing.declarative.folders."the_playlist" = { + path = "/home/radio/music/the_playlist"; + devices = [ "mors" "phone" "prism" "omo" ]; + }; + krebs.acl."/home/radio/music/the_playlist"."u:syncthing:X".parents = true; + krebs.acl."/home/radio/music/the_playlist"."u:syncthing:rwX" = {}; + krebs.acl."/home/radio/music/the_playlist"."u:radio:rwX" = {}; +} |