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plugin: add volume_snapshot_info function

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which allows for better choices of common replication snapshots.

Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
This commit is contained in:
Fabian Ebner
2021-10-19 09:54:50 +02:00
committed by Fabian Grünbichler
parent 665f61a24b
commit 8c20d8afa3
3 changed files with 41 additions and 0 deletions
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22
PVE/Storage/ZFSPoolPlugin.pm
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@ -510,6 +510,28 @@ sub volume_rollback_is_possible {
return 1;
}
sub volume_snapshot_info {
my ($class, $scfg, $storeid, $volname) = @_;
my $vname = ($class->parse_volname($volname))[1];
my @params = ('-Hp', '-t', 'snapshot', '-o', 'name,guid,creation', "$scfg->{pool}\/$vname");
my $text = $class->zfs_request($scfg, undef, 'list', @params);
my @lines = split(/\n/, $text);
my $info = {};
for my $line (@lines) {
my ($snapshot, $guid, $creation) = split(/\s+/, $line);
(my $snap_name = $snapshot) =~ s/^.*@//;
$info->{$snap_name} = {
id => $guid,
timestamp => $creation,
};
}
return $info;
}
sub volume_snapshot_list {
my ($class, $scfg, $storeid, $volname) = @_;