def make_partition(session, dev, partition_start, partition_end):
dev_path = utils.make_dev_path(dev)
if partition_end != "-":
raise pluginlib.PluginError("Can only create unbounded partitions")
utils.run_command(['sfdisk', '-uS', dev_path],
'%s,;\n' % (partition_start))
def mkfs(session, dev, partnum, fs_type, fs_label):
dev_path = utils.make_dev_path(dev)
out = utils.run_command(['kpartx', '-avspp', dev_path])
try:
logging.info('kpartx output: %s' % out)
mapperdir = os.path.join('/dev', 'mapper')
dev_base = os.path.basename(dev)
partition_path = os.path.join(mapperdir, "%sp%s" % (dev_base, partnum))
_mkfs(fs_type, partition_path, fs_label)
finally:
# Always remove partitions otherwise we can't unplug the VBD
utils.run_command(['kpartx', '-dvspp', dev_path])
def mkfs(session, dev, partnum, fs_type, fs_label):
dev_path = utils.make_dev_path(dev)
out = utils.run_command(['kpartx', '-avspp', dev_path])
try:
logging.info('kpartx output: %s' % out)
mapperdir = os.path.join('/dev', 'mapper')
dev_base = os.path.basename(dev)
partition_path = os.path.join(mapperdir, "%sp%s" % (dev_base, partnum))
_mkfs(fs_type, partition_path, fs_label)
finally:
# Always remove partitions otherwise we can't unplug the VBD
utils.run_command(['kpartx', '-dvspp', dev_path])
def make_partition(session, dev, partition_start, partition_end):
# Since XS7.0 which has sfdisk V2.23, we observe sfdisk has a bug
# that sfdisk will wrongly calculate cylinders when specify Sector
# as unit (-uS). That bug will cause the partition operation failed.
# And that's fixed in 2.26. So as a workaround, let's use the option
# of '--force' for version <=2.25 and >=2.23. '--force' will ignore
# the wrong cylinder value but works as expected.
VER_FORCE_MIN = '2.23'
VER_FORCE_MAX = '2.25'
dev_path = utils.make_dev_path(dev)
if partition_end != "-":
raise pluginlib.PluginError("Can only create unbounded partitions")
sfdisk_ver = _get_sfdisk_version()
cmd_list = ['sfdisk', '-uS', dev_path]
if sfdisk_ver:
if StrictVersion(sfdisk_ver) >= StrictVersion(VER_FORCE_MIN) and \
StrictVersion(sfdisk_ver) <= StrictVersion(VER_FORCE_MAX):
cmd_list = ['sfdisk', '--force', '-uS', dev_path]
utils.run_command(cmd_list, '%s,;\n' % (partition_start))
