diff options
Diffstat (limited to 'lass/2configs/services/radio/default.nix')
| -rw-r--r-- | lass/2configs/services/radio/default.nix | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/lass/2configs/services/radio/default.nix b/lass/2configs/services/radio/default.nix new file mode 100644 index 000000000..a511196fd --- /dev/null +++ b/lass/2configs/services/radio/default.nix @@ -0,0 +1,328 @@ +{ config, pkgs, lib, ... }: + +let + name = "radio"; + + music_dir = "/var/music"; + + skip_track = pkgs.writers.writeBashBin "skip_track" '' + set -eu + + # TODO come up with new rating, without moving files + # current_track=$(${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | ${pkgs.jq}/bin/jq -r .filename) + # track_infos=$(${print_current}/bin/print_current) + # skip_count=$(${pkgs.attr}/bin/getfattr -n user.skip_count --only-values "$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" "$current_track" + # echo skipping: "$track_infos" skip_count: "$skip_count" + # else + # mkdir -p "$music_dir"/the_playlist/.graveyard/ + # mv "$current_track" "$music_dir"/the_playlist/.graveyard/ + # echo killing: "$track_infos" + # fi + ${pkgs.curl}/bin/curl -fSs -X POST http://localhost:8002/skip | + ${pkgs.jq}/bin/jq -r '.filename' + ''; + + good_track = pkgs.writeBashBin "good_track" '' + set -eu + + current_track=$(${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | ${pkgs.jq}/bin/jq -r .filename) + track_infos=$(${print_current}/bin/print_current) + # TODO come up with new rating, without moving files + # if [[ "$current_track" =~ .*/the_playlist/music/.* ]]; then + # ${pkgs.attr}/bin/setfattr -n user.skip_count -v 0 "$current_track" + # else + # mv "$current_track" "$music_dir"/the_playlist/music/ || : + # fi + echo good: "$track_infos" + ''; + + print_current = pkgs.writeDashBin "print_current" '' + file=$(${pkgs.curl}/bin/curl -fSs http://localhost:8002/current | + ${pkgs.jq}/bin/jq -r '.filename' | + ${pkgs.gnused}/bin/sed 's,^${music_dir},,' + ) + link=$(${pkgs.curl}/bin/curl http://localhost:8002/current | + ${pkgs.jq}/bin/jq -r '.filename' | + ${pkgs.gnused}/bin/sed 's@.*\(.\{11\}\)\.ogg@https://youtu.be/\1@' + ) + echo "$file": "$link" + ''; + + 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 + ./weather.nix + ]; + + users.users = { + "${name}" = rec { + inherit name; + createHome = lib.mkForce false; + group = name; + uid = pkgs.stockholm.lib.genid_uint31 name; + description = "radio manager"; + home = "/home/${name}"; + useDefaultShell = true; + openssh.authorizedKeys.keys = with config.krebs.users; [ + lass.pubkey + ]; + }; + }; + + users.groups = { + "radio" = {}; + }; + + krebs.per-user.${name}.packages = with pkgs; [ + good_track + skip_track + print_current + ]; + + services.liquidsoap.streams.radio = ./radio.liq; + systemd.services.radio = { + environment = { + RADIO_PORT = "8002"; + HOOK_TRACK_CHANGE = pkgs.writers.writeDash "on_change" '' + set -xefu + LIMIT=1000 #how many tracks to keep in the history + HISTORY_FILE=/var/lib/radio/recent + + listeners=$(${pkgs.curl}/bin/curl -fSs http://localhost:8000/status-json.xsl | + ${pkgs.jq}/bin/jq '[.icestats.source[].listeners] | add' || echo 0) + echo "$(${pkgs.coreutils}/bin/date -Is)" "$filename" | ${pkgs.coreutils}/bin/tee -a "$HISTORY_FILE" + echo "$(${pkgs.coreutils}/bin/tail -$LIMIT "$HISTORY_FILE")" > "$HISTORY_FILE" + ${set_irc_topic} "playing: $filename listeners: $listeners" + ''; + MUSIC = "${music_dir}/the_playlist"; + ICECAST_HOST = "localhost"; + }; + path = [ + pkgs.yt-dlp + ]; + serviceConfig.User = lib.mkForce "radio"; + }; + + nixpkgs.config.packageOverrides = opkgs: { + icecast = opkgs.icecast.overrideAttrs (old: rec { + version = "2.5-beta3"; + + src = pkgs.fetchurl { + url = "http://downloads.xiph.org/releases/icecast/icecast-${version}.tar.gz"; + sha256 = "sha256-4FDokoA9zBDYj8RAO/kuTHaZ6jZYBLSJZiX/IYFaCW8="; + }; + + buildInputs = old.buildInputs ++ [ pkgs.pkg-config ]; + }); + }; + services.icecast = { + enable = true; + hostname = "radio.lassul.us"; + admin.password = "hackme"; + extraConf = '' + <authentication> + <source-password>hackme</source-password> + <admin-user>admin</admin-user> + <admin-password>hackme</admin-password> + </authentication> + <logging> + <accesslog>-</accesslog> + <errorlog>-</errorlog> + <loglevel>3</loglevel> + </logging> + ''; + }; + + krebs.iptables = { + tables = { + filter.INPUT.rules = [ + { predicate = "-p tcp --dport 8000"; target = "ACCEPT"; } + { predicate = "-i retiolum -p tcp --dport 8001"; target = "ACCEPT"; } + ]; + }; + }; + + # allow reaktor2 to modify files + systemd.services."reaktor2-the_playlist".serviceConfig.DynamicUser = lib.mkForce false; + + krebs.reaktor2.the_playlist = { + hostname = "irc.hackint.org"; + port = "6697"; + useTLS = true; + nick = "the_playlist"; + username = "radio"; + API.listen = "unix:/home/radio/reaktor.sock"; + plugins = [ + { + plugin = "register"; + config = { + channels = [ + "#the_playlist" + "#krebs" + ]; + }; + } + { + plugin = "system"; + config = { + workdir = config.krebs.reaktor2.the_playlist.stateDir; + hooks.PRIVMSG = [ + { + activate = "match"; + pattern = "^(?:.*\\s)?\\s*the_playlist:\\s*([0-9A-Za-z._][0-9A-Za-z._-]*)(?:\\s+(.*\\S))?\\s*$"; + 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"; + wish.filename = pkgs.writeDash "wish" '' + echo "youtube-dl:$1" | ${pkgs.curl}/bin/curl -fSs http://localhost:8002/wish -d @- > /dev/null + ''; + wishlist.filename = pkgs.writeDash "wishlist" '' + ${pkgs.curl}/bin/curl -fSs http://localhost:8002/wish | ${pkgs.jq}/bin/jq -r '.[]' + ''; + suggest.filename = pkgs.writeDash "suggest" '' + echo "$@" >> playlist_suggest + ''; + }; + } + ]; + }; + } + ]; + }; + + krebs.htgen.radio = { + port = 8001; + user = { + name = "radio"; + }; + scriptFile = pkgs.writeDash "radio" '' + case "$Method $Request_URI" in + "POST /skip") + printf 'HTTP/1.1 200 OK\r\n' + printf 'Connection: close\r\n' + printf '\r\n' + msg=$(${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 + ''; + }; + + networking.firewall.allowedTCPPorts = [ 80 ]; + services.nginx = { + enable = true; + virtualHosts."radio.r" = { + locations."/".extraConfig = '' + # https://github.com/aswild/icecast-notes#core-nginx-config + proxy_pass http://localhost:8000; + # Disable request size limit, very important for uploading large files + client_max_body_size 0; + + # Enable support `Transfer-Encoding: chunked` + chunked_transfer_encoding on; + + # Disable request and response buffering, minimize latency to/from Icecast + proxy_buffering off; + proxy_request_buffering off; + + # Icecast needs HTTP/1.1, not 1.0 or 2 + proxy_http_version 1.1; + + # Forward all original request headers + proxy_pass_request_headers on; + + # Set some standard reverse proxy headers. Icecast server currently ignores these, + # but may support them in a future version so that access logs are more useful. + proxy_set_header Host $host; + proxy_set_header X-Real-IP $remote_addr; + proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; + proxy_set_header X-Forwarded-Proto $scheme; + + # get source ip for weather reports + proxy_set_header user-agent "$http_user_agent; client-ip=$remote_addr"; + ''; + locations."= /recent".extraConfig = '' + default_type "text/plain"; + alias /var/lib/radio/recent; + ''; + locations."= /current".extraConfig = '' + proxy_pass http://localhost:8002; + ''; + locations."= /skip".extraConfig = '' + proxy_pass http://localhost:8001; + ''; + locations."= /good".extraConfig = '' + proxy_pass http://localhost:8001; + ''; + locations."= /radio.sh".alias = pkgs.writeScript "radio.sh" '' + #!/bin/sh + trap 'exit 0' EXIT + while sleep 1; do + mpv \ + --cache-secs=0 --demuxer-readahead-secs=0 --untimed --cache-pause=no \ + 'http://radio.lassul.us/radio.ogg' + done + ''; + locations."= /controls".extraConfig = '' + default_type "text/html"; + alias ${./controls.html}; + ''; + extraConfig = '' + add_header 'Access-Control-Allow-Origin' '*'; + add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS'; + ''; + }; + }; + services.syncthing.declarative.folders."the_playlist" = { + path = "/var/music/the_playlist"; + devices = [ "mors" "phone" "prism" "omo" "radio" ]; + }; + krebs.acl."/var/music/the_playlist"."u:syncthing:X".parents = true; + krebs.acl."/var/music/the_playlist"."u:syncthing:rwX" = {}; + krebs.acl."/var/music/the_playlist"."u:radio:rwX" = {}; +} |