/[sysadmin-cookbook]/recepies/btrfs/btrfs-snap-expire.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /recepies/btrfs/btrfs-snap-expire.pl

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Revision 199 - (show annotations)
Sun Apr 11 20:36:10 2010 UTC (9 years, 2 months ago) by dpavlin
File MIME type: text/plain
File size: 511 byte(s)
expire snapshots older than 3 days

1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 use DateTime;
7
8 my $to = DateTime->now->subtract( days => 3 )->truncate( to => 'day' );
9
10 foreach my $snap ( glob '/mnt/*/.snap/*' ) {
11 if ( $snap =~ m{^(.+)/((\d\d\d\d)-(\d\d)-(\d\d)T(\d\d))$} ) {
12 my $path = $1;
13 my $name = $2;
14 next if $6 == 0; # keep daily snapshot
15 my $dt = DateTime->new( year => $3, month => $4, day => $5, hour => $6 );
16 next if $dt > $to;
17 warn "remove $snap\n";
18 system "btrfsctl -D $name $path";
19 } else {
20 warn "SKIP $snap\n";
21 }
22 }

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