#!/usr/bin/python
-
+#
# Copyright (c) 2003 Intel Corporation
# All rights reserved.
#
if NODE_MODEL_OPTIONS & ModelOptions.RAWDISK:
VSERVERS_SIZE= "-1"
- if "VSERVER_SIZE" in vars:
+ if "VSERVERS_SIZE" in vars:
VSERVERS_SIZE= vars["VSERVERS_SIZE"]
if VSERVERS_SIZE == "" or VSERVERS_SIZE == 0:
raise ValueError, "VSERVERS_SIZE"
utils.sysexec_noerr( "lvremove -f %s" % PARTITIONS["swap"], log )
utils.sysexec_noerr( "lvremove -f %s" % PARTITIONS["vservers"], log )
utils.sysexec_noerr( "vgchange -an", log )
- utils.sysexec_noerr( "vgremove planetlab", log )
+ utils.sysexec_noerr( "vgremove -f planetlab", log )
log.write( "Running vgscan for devices\n" )
utils.sysexec_noerr( "vgscan", log )
#utils.sysexec( TEMP_PATH + "vgchange -ay planetlab", log )
# make swap
- utils.sysexec( "mkswap %s" % PARTITIONS["swap"], log )
+ utils.sysexec( "mkswap -f %s" % PARTITIONS["swap"], log )
# check if badhd option has been set
option = ''
log.write("formatting %s partition (%s)%s.\n" % (fs,devname,txt))
utils.sysexec( "mkfs.ext2 -q %s -m %d -j %s" % (option,rbp,devname), log )
+ # disable time/count based filesystems checks
+ for filesystem in ("root","vservers"):
+ utils.sysexec_noerr( "tune2fs -c -1 -i 0 %s" % PARTITIONS[filesystem], log)
+
# save the list of block devices in the log
log.write( "Block devices used (in lvm): %s\n" % repr(used_devices))
return 1
-
+import parted
def single_partition_device( device, vars, log ):
"""
initialize a disk by removing the old partition tables,
return 1 if sucessful, 0 otherwise
"""
- import parted
+ # two forms, depending on which version of pyparted we have
+ # v1 does not have a 'version' method
+ # v2 and above does, but to make it worse,
+ # parted-3.4 on f14 has parted.version broken and raises SystemError
+ try:
+ parted.version()
+ return single_partition_device_2_x (device, vars, log)
+ except AttributeError:
+ # old parted does not have version at all
+ return single_partition_device_1_x (device, vars, log)
+ except SystemError:
+ # let's assume this is >=2
+ return single_partition_device_2_x (device, vars, log)
+ except:
+ raise
+
+def single_partition_device_1_x ( device, vars, log):
lvm_flag= parted.partition_flag_get_by_name('lvm')
try:
+ log.write("Using pyparted 1.x\n")
# wipe the old partition table
utils.sysexec( "dd if=/dev/zero of=%s bs=512 count=1" % device, log )
+def single_partition_device_2_x ( device, vars, log):
+ try:
+ log.write("Using pyparted 2.x\n")
+ # wipe the old partition table
+ utils.sysexec( "dd if=/dev/zero of=%s bs=512 count=1" % device, log )
+ # get the device
+ dev= parted.Device(device)
+ # create a new partition table
+ disk= parted.freshDisk(dev,'msdos')
+ # create one big partition on each block device
+ constraint= parted.constraint.Constraint (device=dev)
+ geometry = parted.geometry.Geometry (device=dev, start=0, end=1)
+ fs = parted.filesystem.FileSystem (type="ext2",geometry=geometry)
+ new_part= parted.partition.Partition (disk, type=parted.PARTITION_NORMAL,
+ fs=fs, geometry=geometry)
+ # make it an lvm partition
+ new_part.setFlag(parted.PARTITION_LVM)
+ # actually add the partition to the disk
+ disk.addPartition(new_part, constraint)
+ disk.maximizePartition(new_part,constraint)
+ disk.commit()
+ print >>log, 'Current disk for %s'%device,disk
+ print >>log, 'Current dev for %s'%device,dev
+ del disk
+ except Exception, e:
+ log.write( "Exception inside single_partition_device_2_x : %s\n" % str(e) )
+ import traceback
+ traceback.print_exc(file=log)
+ return 0
+
+ return 1
+
+
+
def create_lvm_physical_volume( part_path, vars, log ):
"""
make the specificed partition a lvm physical volume.