Debian ISO weekly builds

get-debian-iso-weekly-builds.sh

#! /bin/bash
# Debian ISO weekly builds
#
#set -x

DEBIAN_ISO_URL=(
http://cdimage.debian.org/cdimage/daily-builds/daily/current/i386/iso-cd/debian-testing-i386-netinst.iso
http://cdimage.debian.org/cdimage/daily-builds/daily/current/amd64/iso-cd/debian-testing-amd64-netinst.iso
http://cdimage.debian.org/cdimage/weekly-builds/amd64/iso-cd/debian-testing-amd64-CD-1.iso
http://cdimage.debian.org/cdimage/weekly-builds/i386/iso-cd/debian-testing-i386-CD-1.iso
http://cdimage.debian.org/cdimage/weekly-builds/amd64/iso-dvd/debian-testing-amd64-DVD-1.iso
http://cdimage.debian.org/cdimage/weekly-builds/i386/iso-dvd/debian-testing-i386-DVD-1.iso
)

NOW=$(date +%s)
for i in ${DEBIAN_ISO_URL[*]}; do
    old_iso=false
    ISO_FILE=$(basename $i)
    if [ -f $ISO_FILE ]; then
        ISO_TMSTAMP=$(date -r $ISO_FILE +%s)
        if [ $(echo $NOW-$ISO_TMSTAMP | bc) -gt 604800 ]; then
            rm ./$ISO_FILE
            old_iso=true
        fi
    else
        old_iso=true
    fi

    if $old_iso; then
        wget -c $i
    fi
done