ceph: add db/wal size helper

reads the sizes from the ceph config db first, then from the
ceph config, first from the osd section then global

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
This commit is contained in:
Dominik Csapak 2019-06-04 14:47:49 +02:00 committed by Thomas Lamprecht
parent d79e9eb587
commit d4e7f1bf3d

View File

@ -271,4 +271,32 @@ sub ceph_volume_zap {
run_command($cmd); run_command($cmd);
} }
sub get_db_wal_sizes {
my $res = {};
my $rados = PVE::RADOS->new();
my $db_config = $rados->mon_command({ prefix => 'config-key dump', key => 'config/' });
$res->{db} = $db_config->{"config/osd/bluestore_block_db_size"} //
$db_config->{"config/global/bluestore_block_db_size"};
$res->{wal} = $db_config->{"config/osd/bluestore_block_wal_size"} //
$db_config->{"config/global/bluestore_block_wal_size"};
if (!$res->{db} || !$res->{wal}) {
my $cfg = cfs_read_file('ceph.conf');
if (!$res->{db}) {
$res->{db} = $cfg->{osd}->{bluestore_block_db_size} //
$cfg->{global}->{bluestore_block_db_size};
}
if (!$res->{wal}) {
$res->{wal} = $cfg->{osd}->{bluestore_block_wal_size} //
$cfg->{global}->{bluestore_block_wal_size};
}
}
return $res;
}
1; 1;