def execute(self, ns, devices=None):
"""
Implementation of 'device list' command.
"""
devices = get_devices(ns, devices)
for dev in devices:
yield get_device_info(ns, dev, self.app.config.human_friendly)
def execute(self, ns, devices=None):
"""
Implementation of 'device list' command.
"""
devices = get_devices(ns, devices)
for dev in devices:
yield get_device_info(ns, dev, self.app.config.human_friendly)
def execute(self, ns, devices=None):
"""
Implementation of 'device show' command.
"""
if not devices:
devices = get_devices(ns)
for dev in devices:
dev = str2device(ns, dev)
cmd = fcmd.NewTableCommand(title=dev.DeviceID)
yield cmd
for line in show.device_show(ns, dev, self.app.config.human_friendly):
yield line
def execute(self, ns, devices=None):
"""
Implementation of 'device show' command.
"""
if not devices:
devices = get_devices(ns)
for dev in devices:
dev = str2device(ns, dev)
cmd = formatter.NewTableCommand(title=dev.DeviceID)
yield cmd
for line in show.device_show(ns, dev,
self.app.config.human_friendly):
yield line
def execute(self, ns, device=None):
"""
Implementation of 'device tree' command.
"""
# Note, this is high-speed version of the device tree.
# Walking through associations using get_children() functions
# was kind of slow, even for small number of devices (~5).
# devices = dict devid -> LMIInstance
devices = {}
# Load *all* CIM_StorageExtents to speed things up.
for dev in get_devices(ns):
devices[self.get_obj_id(ns, dev)] = dev
# Add *all* LMI_VGStoragePools.
for vg in lvm.get_vgs(ns):
devices[self.get_obj_id(ns, vg)] = vg
for tp in lvm.get_tps(ns):
devices[self.get_obj_id(ns, tp)] = tp
# deps = array of tuples (parent devid, child devid)
# Load all dependencies, calling get_children iteratively is slow
# Add CIM_BasedOn dependencies (and omit LMI_LVBasedOn, we need
# LMI_LVAllocatedFromStoragePool instead)
LOG().debug("Loading list of CIM_BasedOn associations.")
deps = [
(self.get_obj_id(ns, i.Antecedent), self.get_obj_id(ns, i.Dependent))
for i in ns.CIM_BasedOn.instances()
if not lmi_isinstance(i, ns.LMI_LVBasedOn)
]
# Be careful with logical partitions - they are BasedOn on appropriate
# extended partition, but we want to draw them as children of
# appropriate disk.
LOG().debug("Reworking BasedOn associations for logical partitions.")
logical = ns.LMI_DiskPartition.PartitionTypeValues.Logical
extended = ns.LMI_DiskPartition.PartitionTypeValues.Extended
for i in xrange(len(deps)):
dev = devices[deps[i][0]]
child = devices[deps[i][1]]
LOG().debug("Inspecting %s - %s" % deps[i])
if (
"PartitionType" in dev.properties()
and "PartitionType" in child.properties()
and dev.PartitionType == extended
and child.PartitionType == logical
):
# We found ext. partition - logical partition dependency
# Find the disk
disk_id = None
for (d, c) in deps:
if c == deps[i][0]:
disk_id = d
# Replace the extended->logical dependency with disk->logical
deps[i] = (disk_id, deps[i][1])
LOG().debug("--- Replaced with %s - %s" % deps[i])
# Add VG-LV dependencies from LMI_LVAllocatedFromStoragePool association
LOG().debug("Loading LVAllocatedFromStoragePool associations.")
deps += [
(self.get_obj_id(ns, i.Antecedent), self.get_obj_id(ns, i.Dependent))
for i in ns.LMI_LVAllocatedFromStoragePool.instances()
]
# Add PV-VG dependencies from LMI_VGAssociatedComponentExtent
LOG().debug("Loading VGAssociatedComponentExtent associations.")
deps += [
(self.get_obj_id(ns, i.PartComponent), self.get_obj_id(ns, i.GroupComponent))
for i in ns.LMI_VGAssociatedComponentExtent.instances()
]
# Add VG-ThinPool dependencies from LMI_VGAllocatedFromStoragePool
if "LMI_VGAllocatedFromStoragePool" in ns.classes():
LOG().debug("Loading VGAllocatedFromStoragePool associations.")
deps += [
(self.get_obj_id(ns, i.Antecedent), self.get_obj_id(ns, i.Dependent))
for i in ns.LMI_VGAllocatedFromStoragePool.instances()
]
# queue = array of tuples (devid, level), queue of items to inspect
# and display
queue = []
if device:
device = str2device(ns, device[0])
queue = [(self.get_obj_id(ns, device), 0)]
else:
for (devid, device) in devices.iteritems():
if device.Primordial:
queue.append((devid, 0))
shown = set()
while queue:
(devid, level) = queue.pop()
device = devices[devid]
info = get_obj_info(ns, device, self.app.config.human_friendly)
if devid in shown:
# If the device was already displayed, just show reference to it
yield (self.prepare_tree_line(level, info[0], queue), "***")
# Don't show children of already displayed elements
continue
# Display the device
yield (self.prepare_tree_line(level, info[0], queue),) + info[1:]
shown.add(devid)
# And inspect all children
children = [dep[1] for dep in deps if dep[0] == devid]
for child in reversed(children):
queue.append((child, level + 1))
def execute(self, ns, device=None):
"""
Implementation of 'device tree' command.
"""
# Note, this is high-speed version of the device tree.
# Walking through associations using get_children() functions
# was kind of slow, even for small number of devices (~5).
# devices = dict devid -> LMIInstance
devices = {}
# Load *all* CIM_StorageExtents to speed things up.
for dev in get_devices(ns):
devices[self.get_obj_id(ns, dev)] = dev
# Add *all* LMI_VGStoragePools.
for vg in get_vgs(ns):
devices[self.get_obj_id(ns, vg)] = vg
# deps = array of tuples (parent devid, child devid)
# Load all dependencies, calling get_children iteratively is slow
# Add CIM_BasedOn dependencies (and omit LMI_LVBasedOn, we need
# LMI_LVAllocatedFromStoragePool instead)
LOG().debug("Loading list of CIM_BasedOn associations.")
deps = [(self.get_obj_id(ns, i.Antecedent),
self.get_obj_id(ns, i.Dependent))
for i in ns.CIM_BasedOn.instances()
if not lmi_isinstance(i, ns.LMI_LVBasedOn)]
# Be careful with logical partitions - they are BasedOn on appropriate
# extended partition, but we want to draw them as children of
# appropriate disk.
LOG().debug("Reworking BasedOn associations for logical partitions.")
logical = ns.LMI_DiskPartition.PartitionTypeValues.Logical
extended = ns.LMI_DiskPartition.PartitionTypeValues.Extended
for i in xrange(len(deps)):
dev = devices[deps[i][0]]
child = devices[deps[i][1]]
LOG().debug("Inspecting %s - %s" % deps[i])
if ("PartitionType" in dev.properties()
and "PartitionType" in child.properties()
and dev.PartitionType == extended
and child.PartitionType == logical):
# We found ext. partition - logical partition dependency
# Find the disk
disk_id = None
for (d, c) in deps:
if c == deps[i][0]:
disk_id = d
# Replace the extended->logical dependency with disk->logical
deps[i] = (disk_id, deps[i][1])
LOG().debug("--- Replaced with %s - %s" % deps[i])
# Add VG-LV dependencies from LMI_LVAllocatedFromStoragePool association
LOG().debug("Loading LVAllocatedFromStoragePool associations.")
deps += [(self.get_obj_id(ns, i.Antecedent),
self.get_obj_id(ns, i.Dependent))
for i in ns.LMI_LVAllocatedFromStoragePool.instances()]
# Add PV-VG dependencies from LMI_VGAssociatedComponentExtent
LOG().debug("Loading VGAssociatedComponentExtent associations.")
deps += [(self.get_obj_id(ns, i.PartComponent),
self.get_obj_id(ns, i.GroupComponent))
for i in ns.LMI_VGAssociatedComponentExtent.instances()]
# queue = array of tuples (devid, level), queue of items to inspect
# and display
queue = []
if device:
device = str2device(ns, device[0])
queue = [
(self.get_obj_id(ns, device), 0),
]
else:
for (devid, device) in devices.iteritems():
if device.Primordial:
queue.append((devid, 0))
shown = set()
while queue:
(devid, level) = queue.pop()
device = devices[devid]
info = get_obj_info(ns, device, self.app.config.human_friendly)
if devid in shown:
# If the device was already displayed, just show reference to it
yield (self.prepare_tree_line(level, info[0], queue), "***")
# Don't show children of already displayed elements
continue
# Display the device
yield (self.prepare_tree_line(level, info[0], queue), ) + info[1:]
shown.add(devid)
# And inspect all children
children = [dep[1] for dep in deps if dep[0] == devid]
for child in reversed(children):
queue.append((child, level + 1))