This is an OpenWeatherMap exporter for Prometheus, it exposes weather metrics.

The config file /etc/sensors/metar.yml would look like:

metar_base_url: "https://tgftp.nws.noaa.gov/data/observations/metar/stations/"
metar_http_port: "12345"
metar_locations:
  - Elba:
     province: LI
     stationcode: LIRX
     stationgeohash: spx729xc6xu6
  - Pisa:
     province: PI
     stationcode: LIRP
     stationgeohash: spz2s7rdd037

http_port is the tcp port where the server will listen

Install

This script needs perl modules that you can install from cpan

cpanm install HTTP::Server::Simple::CGI cpanm install base qw(HTTP::Server::Simple::CGI) cpanm install Config::YAML cpanm install WWW::Mechanize cpanm install Geo::METAR cpanm install CGI cpanm install Time::Local cpanm install Data::Dumper cpanm install Text::Unidecode

Copy the script in /usr/local/sbin/ Make it executable chmod +x /usr/local/sbin/metar-exporter.pl

Run

/usr/local/sbin/metar-exporter.pl > /dev/null 2>&1

To stop, kill its PID