gfs-torrent

scripts for distributing GFS files trough bittorrent

mktorrent-gfs-0.25.py

This script poll the FTPPRD server for new files, download them and make .torrent files

Usage : ./mktorrent-gfs-0.25.py {run}

Example : ./mktorrent-gfs-0.25.py 2015011706 will create torrent files for the run 2015-01-16 06h.

Dependencies : sudo apt-get install mktorrent

download-gfs-0.25.py

This script poll the torrent.openwindmap.org server for new torrent files, and download them. Once the download is complete, a temp file named "grib_download_ok" is created. The script then continue seeding for 6 hours before exiting.

Usage : ./download-gfs-0.25.py {run} {max_hour}

Example : ./download-gfs-0.25.py 2015011706 72 will download grib files 0 to 72.

Dependencies : sudo apt-get install python-libtorrent

Integration in a bash script :

#!/bin/bash

RUN=2015011706
LEN=72

# kill previous instance if still running
killall download-gfs-0.25.py  >& /dev/null

# remove state file
rm grib_download_ok >& /dev/null

# start downloading and seeding in a background process
./download-gfs-0.25.py $RUN $LEN &

# wait until the download is finished
while [ ! -e "grib_download_ok" ]; do
  sleep 1
done

# now run your stuf
# ungrib.exe / wrf …