1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
#!/bin/bash
mkdir -p /var/cache/popcon/
mkdir -p tmp
date=$(date +%Y%m%d)
wget http://popcon.debian.org/by_inst.gz --no-clobber --output-document=/var/cache/popcon/debian_$date.gz
# the Ubuntu file is unreliably updated, sometimes it's stale for months
last_ubuntu=$(cd /var/cache/popcon/ ; ls -1 ubuntu_201*.gz | tail -n 1)
md5_old=$(md5sum /var/cache/popcon/$last_ubuntu | cut -f 1 -d ' ')
wget http://popcon.ubuntu.com/by_inst.gz --no-clobber --output-document=tmp/ubuntu_$date.gz
md5_new=$(md5sum tmp/ubuntu_$date.gz | cut -f 1 -d ' ')
if [ ! "$md5_old" = "$md5_new" ]
then
echo "New Ubuntu file"
mv tmp/ubuntu_$date.gz /var/cache/popcon/ -v
else
echo "No Ubuntu update"
rm tmp/ubuntu_$date.gz
fi
|
