stockholm/lass/2configs/radio/weather.nix

61 lines
1.9 KiB
Nix

{ 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"
];
};
};
}