def __str__(self):
s = DeviceMapper.__str__(self)
s += (
" free = %(free)s PE Size = %(peSize)s PE Count = %(peCount)s\n"
" PE Free = %(peFree)s PV Count = %(pvCount)s\n"
" LV Names = %(lv_names)s modified = %(modified)s\n"
" extents = %(extents)s free space = %(freeSpace)s\n"
" free extents = %(freeExtents)s\n"
" PVs = %(pvs)s\n"
" LVs = %(lvs)s"
% {
"free": self.free,
"peSize": self.peSize,
"peCount": self.peCount,
"peFree": self.peFree,
"pvCount": self.pvCount,
"lv_names": self.lv_names,
"modified": self.isModified,
"extents": self.extents,
"freeSpace": self.freeSpace,
"freeExtents": self.freeExtents,
"pvs": self.pvs,
"lvs": self.lvs,
}
)
return s
def __str__(self):
s = DeviceMapper.__str__(self)
s += (" free = %(free)s PE Size = %(peSize)s PE Count = %(peCount)s\n"
" PE Free = %(peFree)s PV Count = %(pvCount)s\n"
" LV Names = %(lv_names)s modified = %(modified)s\n"
" extents = %(extents)s free space = %(freeSpace)s\n"
" free extents = %(freeExtents)s\n"
" PVs = %(pvs)s\n"
" LVs = %(lvs)s" %
{"free": self.free, "peSize": self.peSize, "peCount": self.peCount,
"peFree": self.peFree, "pvCount": self.pvCount,
"lv_names": self.lv_names, "modified": self.isModified,
"extents": self.extents, "freeSpace": self.freeSpace,
"freeExtents": self.freeExtents, "pvs": self.pvs, "lvs": self.lvs})
return s
def __init__(self,
name,
parents,
size=None,
free=None,
peSize=None,
peCount=None,
peFree=None,
pvCount=None,
uuid=None,
exists=None,
sysfsPath=''):
""" Create a VolumeGroup instance.
Arguments:
name -- the device name (generally a device node's basename)
parents -- a list of physical volumes (Device)
Keyword Arguments:
peSize -- physical extent size (in MB)
exists -- indicates whether this is an existing device
sysfsPath -- sysfs device path
For existing VG's only:
size -- the VG's size (in MB)
free -- amount of free space in the VG
peFree -- number of free extents
peCount -- total number of extents
pvCount -- number of PVs in this VG
uuid -- the VG's UUID
"""
self.pvClass = get_device_format("lvmpv")
if not self.pvClass:
raise VolumeGroupError("cannot find 'lvmpv' class")
if isinstance(parents, list):
for dev in parents:
if not isinstance(dev.format, self.pvClass):
raise ValueError("constructor requires a list of PVs")
elif not isinstance(parents.format, self.pvClass):
raise ValueError("constructor requires a list of PVs")
DeviceMapper.__init__(self,
name,
parents=parents,
exists=exists,
sysfsPath=sysfsPath)
self.uuid = uuid
self.free = numeric_type(free)
self.peSize = numeric_type(peSize)
self.peCount = numeric_type(peCount)
self.peFree = numeric_type(peFree)
self.pvCount = numeric_type(pvCount)
self.lv_names = []
self.lv_uuids = []
self.lv_sizes = []
self.lv_attr = []
self.hasDuplicate = False
# circular references, here I come
self._lvs = []
# TODO: validate peSize if given
if not self.peSize:
self.peSize = 32.0 # MB
if not self.exists:
self.pvCount = len(self.parents)
def __init__(
self,
name,
parents,
size=None,
free=None,
peSize=None,
peCount=None,
peFree=None,
pvCount=None,
uuid=None,
exists=None,
sysfsPath="",
):
""" Create a VolumeGroup instance.
Arguments:
name -- the device name (generally a device node's basename)
parents -- a list of physical volumes (Device)
Keyword Arguments:
peSize -- physical extent size (in MB)
exists -- indicates whether this is an existing device
sysfsPath -- sysfs device path
For existing VG's only:
size -- the VG's size (in MB)
free -- amount of free space in the VG
peFree -- number of free extents
peCount -- total number of extents
pvCount -- number of PVs in this VG
uuid -- the VG's UUID
"""
self.pvClass = get_device_format("lvmpv")
if not self.pvClass:
raise VolumeGroupError("cannot find 'lvmpv' class")
if isinstance(parents, list):
for dev in parents:
if not isinstance(dev.format, self.pvClass):
raise ValueError("constructor requires a list of PVs")
elif not isinstance(parents.format, self.pvClass):
raise ValueError("constructor requires a list of PVs")
DeviceMapper.__init__(self, name, parents=parents, exists=exists, sysfsPath=sysfsPath)
self.uuid = uuid
self.free = numeric_type(free)
self.peSize = numeric_type(peSize)
self.peCount = numeric_type(peCount)
self.peFree = numeric_type(peFree)
self.pvCount = numeric_type(pvCount)
self.lv_names = []
self.lv_uuids = []
self.lv_sizes = []
self.lv_attr = []
self.hasDuplicate = False
# circular references, here I come
self._lvs = []
# TODO: validate peSize if given
if not self.peSize:
self.peSize = 32.0 # MB
if not self.exists:
self.pvCount = len(self.parents)
