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#!/usr/bin/perl |
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|
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use warnings; |
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use strict; |
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|
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use DateTime; |
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use Data::Dump qw/dump/; |
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|
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my $debug = 0; |
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|
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my $config = { |
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'default' => { |
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21 => 5, |
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30 => 10, |
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60 => 30, |
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}, |
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'212052' => { # koha-dev |
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7 => 10, |
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14 => 30, |
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}, |
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'212056' => { # webpac2 |
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7 => 5, |
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} |
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}; |
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|
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my $now = DateTime->now(); |
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|
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my $last_backup; |
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|
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open(my $fs, '-|', 'zfs list -H'); |
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while(<$fs>) { |
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chomp; |
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my ( $name, $used, $avail, $refer, $mountpoint ) = split(/\t/,$_,6); |
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|
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next unless $name =~ m{(.+)@(\d\d\d\d)-(\d\d)-(\d\d)}; |
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|
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my $host = $1; |
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|
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my $date = DateTime->new( year => $2, month => $3, day => $4 ); |
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|
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my $age = $now->delta_days( $date )->delta_days; |
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|
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my $op = ' '; |
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my $last = 0; |
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|
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my $c = (grep { $host =~ m{\Q$_\E} } keys %$config)[0]; |
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$c = 'default' unless defined $c; |
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|
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warn "# config: $c\n" if $debug; |
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|
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my $h = $host; |
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$h =~ s{,+/([^/]+)$}{}; # just hostname without path |
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|
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$c = $config->{$c} || die "can't find config for $c"; |
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|
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warn "# c = ",dump($c) if $debug; |
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|
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my $keep_every_days; |
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my $older_than_days; |
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foreach ( sort keys %$c ) { |
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$older_than_days = $_; |
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$keep_every_days = $c->{$_}; |
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warn "## $host $age > $older_than_days" if $debug; |
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last if $age > $older_than_days; |
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} |
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|
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my $config_applied = ''; |
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|
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if ( $age > $older_than_days ) { |
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|
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$config_applied = "> $older_than_days keep $keep_every_days"; |
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|
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$last_backup->{$host} ||= $date; |
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$last = $last_backup->{$host}->delta_days( $date )->delta_days; |
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|
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if ( $last && $last < $keep_every_days ) { |
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$op = 'D'; |
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} else { |
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$op = ' '; |
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$last_backup->{$host} = $date; |
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} |
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} else { |
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$config_applied = 'none'; |
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} |
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|
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print "$op $name\t$used\t$refer\t$age\t$last\t$config_applied\n"; |
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|
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system "zfs destroy $name" if $op eq 'D' && @ARGV; |
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} |