def _resize_if_needed(guid):
name = devicemapper.getDmId(guid)
slaves = [(slave, getDeviceSize(slave))
for slave in devicemapper.getSlaves(name)]
if len(slaves) == 0:
log.warning("Map %r has no slaves" % guid)
return False
if len(set(size for slave, size in slaves)) != 1:
raise Error("Map %r slaves size differ %s" % (guid, slaves))
map_size = getDeviceSize(name)
slave_size = slaves[0][1]
if map_size == slave_size:
return False
log.info("Resizing map %r (map_size=%d, slave_size=%d)",
guid, map_size, slave_size)
supervdsm.getProxy().resizeMap(name)
return True
def _getpvblksize(pv):
dev = devicemapper.getDmId(os.path.basename(pv))
return multipath.getDeviceBlockSizes(dev)
def _getpvblksize(pv):
dev = devicemapper.getDmId(os.path.basename(pv))
return multipath.getDeviceBlockSizes(dev)
