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authormakefu <github@syntax-fehler.de>2023-03-08 19:27:59 +0100
committermakefu <github@syntax-fehler.de>2023-03-08 19:27:59 +0100
commitcaa8f83e79f7373bf234874b8614117c3f7a0710 (patch)
tree9167f06d093d44a662536aa4b5e3d32c271ccca0 /lass/2configs/services/radio
parent8b4c488bff6b61e2e3ed7c75d96b161a66f5a8c4 (diff)
parent2168f3961298b661fd010add7972a86af77f81de (diff)
Merge remote-tracking branch 'lass/master'
Diffstat (limited to 'lass/2configs/services/radio')
-rw-r--r--lass/2configs/services/radio/container-host.nix23
-rw-r--r--lass/2configs/services/radio/controls.html83
-rw-r--r--lass/2configs/services/radio/default.nix328
-rw-r--r--lass/2configs/services/radio/news.nix106
-rw-r--r--lass/2configs/services/radio/proxy.nix17
-rw-r--r--lass/2configs/services/radio/radio.liq112
-rw-r--r--lass/2configs/services/radio/shell.nix7
-rw-r--r--lass/2configs/services/radio/weather.nix60
-rw-r--r--lass/2configs/services/radio/weather_for_ips.py48
9 files changed, 784 insertions, 0 deletions
diff --git a/lass/2configs/services/radio/container-host.nix b/lass/2configs/services/radio/container-host.nix
new file mode 100644
index 000000000..de0ea9afe
--- /dev/null
+++ b/lass/2configs/services/radio/container-host.nix
@@ -0,0 +1,23 @@
+{ config, pkgs, ... }:
+{
+ krebs.sync-containers3.containers.radio = {
+ sshKey = "${toString <secrets>}/radio.sync.key";
+ };
+ containers.radio = {
+ bindMounts."/var/music" = {
+ hostPath = "/var/music";
+ isReadOnly = false;
+ };
+ };
+ krebs.iptables.tables.filter.INPUT.rules = [
+ { predicate = "-p tcp --dport 8000"; target = "ACCEPT"; }
+ ];
+ krebs.htgen.radio-redirect = {
+ port = 8000;
+ scriptFile = pkgs.writers.writeDash "redir" ''
+ printf 'HTTP/1.1 301 Moved Permanently\r\n'
+ printf "Location: http://radio.lassul.us''${Request_URI}\r\n"
+ printf '\r\n'
+ '';
+ };
+}
diff --git a/lass/2configs/services/radio/controls.html b/lass/2configs/services/radio/controls.html
new file mode 100644
index 000000000..858dc3656
--- /dev/null
+++ b/lass/2configs/services/radio/controls.html
@@ -0,0 +1,83 @@
+<!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"
+ document.getElementById("bad").disabled = true
+ window.setTimeout(function(){
+ document.getElementById("bad").disabled = false
+ }, 100000)
+
+ };
+
+ 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>
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" = {};
+}
diff --git a/lass/2configs/services/radio/news.nix b/lass/2configs/services/radio/news.nix
new file mode 100644
index 000000000..0dc711e6c
--- /dev/null
+++ b/lass/2configs/services/radio/news.nix
@@ -0,0 +1,106 @@
+{ config, lib, pkgs, ... }:
+let
+
+ send_to_radio = pkgs.writers.writeDashBin "send_to_radio" ''
+ ${pkgs.vorbis-tools}/bin/oggenc - |
+ ${pkgs.cyberlocker-tools}/bin/cput news.ogg
+ ${pkgs.curl}/bin/curl -fSs -X POST http://localhost:8002/newsshow
+ '';
+
+ gc_news = pkgs.writers.writeDashBin "gc_news" ''
+ set -xefu
+ export TZ=UTC #workaround for jq parsing wrong timestamp
+ ${pkgs.coreutils}/bin/cat $HOME/news | ${pkgs.jq}/bin/jq -cs 'map(select((.to|fromdateiso8601) > now)) | .[]' > $HOME/bla-news.tmp
+ ${pkgs.coreutils}/bin/mv $HOME/bla-news.tmp $HOME/news
+ '';
+
+ get_current_news = pkgs.writers.writeDashBin "get_current_news" ''
+ set -xefu
+ export TZ=UTC #workaround for jq parsing wrong timestamp
+ ${pkgs.coreutils}/bin/cat $HOME/news | ${pkgs.jq}/bin/jq -rs '
+ sort_by(.priority) |
+ map(select(
+ ((.to | fromdateiso8601) > now) and
+ (.from|fromdateiso8601) < now) |
+ .text
+ ) | .[]'
+ '';
+
+ newsshow = pkgs.writers.writeDashBin "newsshow" /* sh */ ''
+ cat << EOF
+ hello crabpeople!
+ $(${pkgs.ddate}/bin/ddate +'Today is %{%A, the %e of %B%}, %Y. %N%nCelebrate %H')
+ It is $(date --utc +%H) o clock UTC.
+ todays news:
+ $(get_current_news)
+ $(gc_news)
+ EOF
+ '';
+in
+{
+ systemd.services.newsshow = {
+ path = [
+ newsshow
+ send_to_radio
+ gc_news
+ get_current_news
+ pkgs.curl
+ pkgs.retry
+ ];
+ script = ''
+ set -efu
+ retry -t 5 -d 10 -- newsshow |
+ retry -t 5 -d 10 -- curl -fSsG http://tts.r/api/tts --data-urlencode 'text@-' |
+ retry -t 5 -d 10 -- send_to_radio
+ '';
+ startAt = "*:00:00";
+ serviceConfig = {
+ User = "radio-news";
+ };
+ };
+
+ services.nginx.virtualHosts."radio-news.r" = {
+ locations."/" = {
+ proxyPass = "http://localhost:7999";
+ proxyWebsockets = true;
+ extraConfig = ''
+ add_header 'Access-Control-Allow-Origin' '*';
+ add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
+ '';
+ };
+ };
+ krebs.htgen.news = {
+ port = 7999;
+ user = {
+ name = "radio-news";
+ };
+ script = ''. ${pkgs.writers.writeDash "htgen-news" ''
+ set -xefu
+ case "''${Method:-GET} $Request_URI" in
+ "GET /")
+ printf 'HTTP/1.1 200 OK\r\n'
+ printf 'Connection: close\r\n'
+ printf '\r\n'
+ cat "$HOME"/news | jq -sc .
+ exit
+ ;;
+ "POST /")
+ payload=$(head -c "$req_content_length")
+ printf '%s' "$payload" | jq 'has("from") and has("to") and has("text")' >&2
+ printf '%s' "$payload" | jq -c '{ from: .from, to: .to, text: .text, priority: (.priority // 0)}' >> "$HOME"/news
+ printf 'HTTP/1.1 200 OK\r\n'
+ printf 'Connection: close\r\n'
+ printf '\r\n'
+ exit
+ ;;
+ esac
+ ''}'';
+ };
+
+ ## debug
+ # environment.systemPackages = [
+ # weather_report
+ # send_to_radio
+ # newsshow
+ # ];
+}
diff --git a/lass/2configs/services/radio/proxy.nix b/lass/2configs/services/radio/proxy.nix
new file mode 100644
index 000000000..49f8ade79
--- /dev/null
+++ b/lass/2configs/services/radio/proxy.nix
@@ -0,0 +1,17 @@
+{ config, pkgs, ... }:
+{
+ services.nginx.virtualHosts."radio.lassul.us" = {
+ enableACME = true;
+ addSSL = true;
+ locations."/" = {
+ # recommendedProxySettings = true;
+ proxyWebsockets = true;
+ proxyPass = "http://radio.r";
+ extraConfig = ''
+ proxy_set_header Host radio.r;
+ # get source ip for weather reports
+ proxy_set_header user-agent "$http_user_agent; client-ip=$remote_addr";
+ '';
+ };
+ };
+}
diff --git a/lass/2configs/services/radio/radio.liq b/lass/2configs/services/radio/radio.liq
new file mode 100644
index 000000000..1366287a7
--- /dev/null
+++ b/lass/2configs/services/radio/radio.liq
@@ -0,0 +1,112 @@
+log.stdout.set(true)
+
+# use yt-dlp
+settings.protocol.youtube_dl.path.set("yt-dlp")
+
+## functions
+
+def stringify_attrs(attrs) =
+ let json.stringify out = (attrs : [(string * string)] as json.object)
+ out
+end
+
+def filter_music(req) =
+ filename = request.filename(req)
+ if string.match(pattern = '.*/\\.graveyard/.*', filename) then
+ false
+ else
+ true
+ end
+end
+
+def queue_contents(q) =
+ list.map(fun (req) -> request.uri(req), q)
+end
+## main
+
+env = environment()
+port = string.to_int(env["RADIO_PORT"], default = 8000)
+
+all_music = playlist(env["MUSIC"], check_next = filter_music)
+wishlist = request.queue()
+tracks = fallback(track_sensitive = true, [wishlist, all_music])
+tracks = blank.eat(tracks)
+
+last_metadata = ref([])
+def on_metadata(m) =
+ last_metadata := m
+ print("changing tracks")
+ out = process.read(env["HOOK_TRACK_CHANGE"], env = m, timeout = 5.0)
+ print(out)
+end
+tracks.on_metadata(on_metadata)
+
+# some nice effects
+music = crossfade(tracks)
+music = mksafe(music)
+music = normalize(music)
+
+news = request.queue()
+radio = smooth_add(normal = music, special = amplify(1.5, news))
+
+if string.length(env["ICECAST_HOST"]) > 0 then
+ output.icecast(host = env["ICECAST_HOST"], mount = '/music.ogg', password = 'hackme', %vorbis(quality = 1), music)
+ output.icecast(host = env["ICECAST_HOST"], mount = '/music.mp3', password = 'hackme', %mp3.vbr(), music)
+ output.icecast(host = env["ICECAST_HOST"], mount = '/music.opus', password = 'hackme', %opus(bitrate = 128), music)
+
+ output.icecast(host = env["ICECAST_HOST"], mount = '/radio.ogg', password = 'hackme', %vorbis(quality = 1), radio)
+ output.icecast(host = env["ICECAST_HOST"], mount = '/radio.mp3', password = 'hackme', %mp3.vbr(), radio)
+ output.icecast(host = env["ICECAST_HOST"], mount = '/radio.opus', password = 'hackme', %opus(bitrate = 128), radio)
+else
+ output(fallible = true, buffer(radio))
+end
+
+interactive.harbor(port = port)
+
+def current(~protocol, ~headers, ~data, uri) =
+ http.response(content_type = "application/json", data = stringify_attrs(
+ !last_metadata
+ ))
+end
+harbor.http.register("/current", port = port, current)
+
+def skip(~protocol, ~headers, ~data, uri) =
+ tracks.skip()
+ http.response(content_type = "application/json", data = stringify_attrs(
+ !last_metadata
+ ))
+end
+harbor.http.register("/skip", method = "POST", port = port, skip)
+
+def all_tracks(~protocol, ~headers, ~data, uri) =
+ http.response(content_type = "application/json", data = json.stringify(
+ all_music.remaining_files()
+ ))
+end
+harbor.http.register("/all_tracks", port = port, all_tracks)
+
+def wish_track(~protocol, ~headers, ~data, uri) =
+ # disallow process:
+ if string.match(pattern = '^process:', data) then
+ http.response(code = 400)
+ else
+ # TODO report errors back
+ wish = request.create(data)
+ 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)
diff --git a/lass/2configs/services/radio/shell.nix b/lass/2configs/services/radio/shell.nix
new file mode 100644
index 000000000..9d00e3b06
--- /dev/null
+++ b/lass/2configs/services/radio/shell.nix
@@ -0,0 +1,7 @@
+{ pkgs ? import <nixpkgs> {} }:
+pkgs.mkShell {
+ buildInputs = [
+ pkgs.liquidsoap
+ pkgs.yt-dlp
+ ];
+}
diff --git a/lass/2configs/services/radio/weather.nix b/lass/2configs/services/radio/weather.nix
new file mode 100644
index 000000000..dca8a7843
--- /dev/null
+++ b/lass/2configs/services/radio/weather.nix
@@ -0,0 +1,60 @@
+{ config, lib, pkgs, ... }:
+let
+ weather_for_ips = pkgs.writers.writePython3Bin "weather_for_ips" {
+ libraries = [ pkgs.python3Packages.geoip2 ];
+ flakeIgnore = [ "E501" ];
+ } ./weather_for_ips.py;
+
+ weather_report = pkgs.writers.writeDashBin "weather_report" ''
+ set -efux
+ export PATH="${lib.makeBinPath [
+ pkgs.coreutils
+ pkgs.curl
+ pkgs.jq
+ ]}"
+ 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
+ (
+ curl -sS 'http://admin:hackme@localhost:8000/admin/listclients.json?mount=/radio.ogg'
+ curl -sS 'http://admin:hackme@localhost:8000/admin/listclients.json?mount=/radio.mp3'
+ curl -sS 'http://admin:hackme@localhost:8000/admin/listclients.json?mount=/radio.opus'
+ ) | jq -rs '
+ [
+ .[][].source|values|to_entries[].value |
+ (.listener//[]) [] |
+ (.useragent | capture("client-ip=(?<ip>[a-f0-9.:]+)")).ip // .ip
+ ] |
+ unique[] |
+ select(. != "127.0.0.1") |
+ select(. != "::1")
+ ' |
+ ${weather_for_ips}/bin/weather_for_ips
+ '';
+in {
+ systemd.services.weather = {
+ path = [
+ weather_report
+ pkgs.retry
+ pkgs.jq
+ pkgs.curl
+ ];
+ script = ''
+ set -xefu
+ retry -t 5 -d 10 -- weather_report |
+ jq \
+ --arg from "$(date -u +'%FT%TZ')" \
+ --arg to "$(date -u +'%FT%TZ' -d '+1 hours')" \
+ --slurp --raw-input --compact-output --ascii-output \
+ '{text: ., from: $from, to: $to, priority: 100}' |
+ retry -t 5 -d 10 -- curl -fSs -d@- http://radio-news.r
+ '';
+ startAt = "*:58:00";
+ serviceConfig = {
+ User = "radio-news";
+ LoadCredential = [
+ "openweather_api:${toString <secrets>}/openweather_api_key"
+ ];
+ };
+ };
+}
diff --git a/lass/2configs/services/radio/weather_for_ips.py b/lass/2configs/services/radio/weather_for_ips.py
new file mode 100644
index 000000000..62206a985
--- /dev/null
+++ b/lass/2configs/services/radio/weather_for_ips.py
@@ -0,0 +1,48 @@
+import geoip2.database
+import fileinput
+import json
+import requests
+import os
+import random
+
+
+geoip = geoip2.database.Reader(os.environ['MAXMIND_GEOIP_DB'])
+seen = {}
+output = []
+for ip in fileinput.input():
+ if "80.147.140.51" in ip:
+ output.append(
+ 'Weather report for c-base, space.'
+ 'It is empty space outside '
+ 'with a temperature of -270 degrees, '
+ 'a lightspeed of 299792 kilometers per second '
+ 'and a humidity of Not a Number percent. '
+ f'The probability of reincarnation is {random.randrange(0, 100)} percent.'
+ )
+ else:
+ try:
+ location = geoip.city(ip.strip())
+ if location.city.geoname_id not in seen:
+ seen[location.city.geoname_id] = True
+ weather_api_key = os.environ['OPENWEATHER_API_KEY']
+ url = (
+ f'https://api.openweathermap.org/data/2.5/onecall'
+ f'?lat={location.location.latitude}'
+ f'&lon={location.location.longitude}'
+ f'&appid={weather_api_key}'
+ f'&units=metric'
+ )
+ resp = requests.get(url)
+ weather = json.loads(resp.text)
+ output.append(
+ f'Weather report for {location.city.name}, {location.country.name}. '
+ f'It is {weather["current"]["weather"][0]["description"]} outside '
+ f'with a temperature of {weather["current"]["temp"]:.1f} degrees, '
+ 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. '
+ )
+ except: # noqa E722
+ pass
+
+print('\n'.join(output))