def sub_devs(self):
pseudofs = [
'lofs',
'none',
'proc',
'sysfs',
]
if self.fs_type in pseudofs + Env.fs_net:
return set()
if self.fs_type == "zfs":
from utilities.subsystems.zfs import zpool_devs
return set(zpool_devs(self.device.split("/")[0], self.svc.node))
for res in self.svc.get_resources():
if hasattr(res, "is_child_dev") and res.is_child_dev(self.device):
# don't account fs device if the parent resource is driven by the service
return set()
return set([self.device])
def sub_devs(self):
if self.fs_type == "btrfs":
from utilities.subsystems.btrfs import btrfs_devs
return set(btrfs_devs(self.mount_point))
if self.fs_type == "zfs":
return set(zpool_devs(self.device.split("/")[0], self.svc.node))
dev = self.realdev()
if dev is None or dev.startswith("LABEL=") or dev.startswith("UUID="):
# realdev() may fail to resolve UUID and LABEL if the hosting dev
# is not visible
return set()
if dev.startswith("/dev/rbd") or dev.startswith("/dev/loop"):
return set([dev])
if self.dm_major is None:
return set([dev])
try:
statinfo = os.stat(dev)
except:
self.log.error("can not stat %s", dev)
raise ex.Error
if not self.is_devmap(statinfo):
return set([dev])
if utilities.devices.linux.lv_exists(self, dev):
# If the fs is built on a lv of a private vg, its
# disks will be given by the vg resource.
# if the fs is built on a lv of a shared vg, we
# don't want to account its disks : don't reserve
# them, don't account their size multiple times.
return set()
devname = 'dm-' + str(os.minor(statinfo.st_rdev))
syspath = '/sys/block/' + devname + '/slaves'
devs = utilities.devices.linux.get_blockdev_sd_slaves(syspath)
return devs
def sub_devs(self):
resources = [res for res in self.svc.get_resources("disk.zpool") \
if res.name == self.pool]
if resources:
return resources[0].sub_devs()
return set(zpool_devs(self.pool, self.svc.node))
def _sub_devs(self):
"""
Search zpool vdevs from the output of "zpool status poolname" if
imported.
"""
return set(zpool_devs(self.name, self.svc.node))