def resolveDeviceName(self):
"""
resolves the given devicenames and returns a list of commands to execute to get device operational.
"""
journal_cmds=list()
if len(self.getDeviceName().split("="))==2:
(key, value)=self.getDeviceName().split("=")[:2]
self.resolveDeviceNameByKeyValue(key, value)
if LogicalVolume.isValidLVPath(self.getDeviceName()):
lv=LogicalVolume(self.getDeviceName())
lv.init_from_disk()
self.initLVM()
self.lvm_activated=False
if self.getAttribute("options", "") != "skipactivate" and not self.is_lvm_activated():
self.lvm_vg_activate()
self.lvm_activated=True
journal_cmds.append("lvm_vg_activate")
elif self.getAttribute("options", "") != "skipdeactivate":
devicenames=list()
devicename=HostDisk.map2realDMName(self.getDeviceName())
devicenames.append(devicename)
self.initFromDisk()
if self.isDMMultipath():
partdelim=DEVICEMAPPER_PART_DELIM
else:
partdelim=""
for partition in self.getAllPartitions():
devicenames.append("%s%s%s" %(devicename, partdelim, partition.getAttribute("name")))
for devicename in devicenames:
if PhysicalVolume.isPV(devicename):
journal_cmds.append("pv_deactivate")
return journal_cmds
def pv_deactivate(self, devicename=None):
"""
Deactivates all vgs held by this disk (including partitions)
@param devicename: if given only this device will be taken into account
"""
if not devicename:
for devicename in self.getDeviceNames():
self.pv_deactivate(devicename)
if not PhysicalVolume.isPV(devicename):
return
pvs=LinuxVolumeManager.pvlist(pvname=devicename)
for pv in pvs:
if pv.parentvg:
for lv in LinuxVolumeManager.lvlist(pv.parentvg):
if lv.isActivated():
pv.parentvg.deactivate()
break
