#!/usr/bin/python
-
+#
+# $Id$
+# $URL$
+#
# Copyright (c) 2003 Intel Corporation
# All rights reserved.
#
if PARTITIONS == None:
raise ValueError, "PARTITIONS"
+ if NODE_MODEL_OPTIONS & ModelOptions.RAWDISK:
+ VSERVERS_SIZE= "-1"
+ if "VSERVER_SIZE" in vars:
+ VSERVERS_SIZE= vars["VSERVERS_SIZE"]
+ if VSERVERS_SIZE == "" or VSERVERS_SIZE == 0:
+ raise ValueError, "VSERVERS_SIZE"
+
except KeyError, var:
raise BootManagerException, "Missing variable in vars: %s\n" % var
except ValueError, var:
raise BootManagerException, "Variable in vars, shouldn't be: %s\n" % var
- bs_request= BootServerRequest.BootServerRequest()
+ bs_request= BootServerRequest.BootServerRequest(vars)
# disable swap if its on
used_devices= []
+ INSTALL_BLOCK_DEVICES.sort()
for device in INSTALL_BLOCK_DEVICES:
if single_partition_device( device, vars, log ):
- used_devices.append( device )
- log.write( "Successfully initialized %s\n" % device )
+ if (len(used_devices) > 0 and
+ (vars['NODE_MODEL_OPTIONS'] & ModelOptions.RAWDISK)):
+ log.write( "Running in raw disk mode, not using %s.\n" % device )
+ else:
+ used_devices.append( device )
+ log.write( "Successfully initialized %s\n" % device )
else:
log.write( "Unable to partition %s, not using it.\n" % device )
continue
# create root logical volume
utils.sysexec( "lvcreate -L%s -nroot planetlab" % ROOT_SIZE, log )
- # create vservers logical volume with all remaining space
- # first, we need to get the number of remaining extents we can use
- remaining_extents= get_remaining_extents_on_vg( vars, log )
-
- utils.sysexec( "lvcreate -l%s -nvservers planetlab" % remaining_extents, log )
+ if vars['NODE_MODEL_OPTIONS'] & ModelOptions.RAWDISK and VSERVERS_SIZE != "-1":
+ utils.sysexec( "lvcreate -L%s -nvservers planetlab" % VSERVERS_SIZE, log )
+ remaining_extents= get_remaining_extents_on_vg( vars, log )
+ utils.sysexec( "lvcreate -l%s -nrawdisk planetlab" % remaining_extents, log )
+ else:
+ # create vservers logical volume with all remaining space
+ # first, we need to get the number of remaining extents we can use
+ remaining_extents= get_remaining_extents_on_vg( vars, log )
+
+ utils.sysexec( "lvcreate -l%s -nvservers planetlab" % remaining_extents, log )
# activate volume group (should already be active)
#utils.sysexec( TEMP_PATH + "vgchange -ay planetlab", log )
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
+ try:
+ version=parted.version()
+ return single_partition_device_2_x (device, vars, log)
+ except:
+ return single_partition_device_1_x (device, vars, log)
+
+
+
+def single_partition_device_1_x ( device, vars, log):
lvm_flag= parted.partition_flag_get_by_name('lvm')
try:
+ print >>log, "Using pyparted 1.x"
# 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:
+ print >>log, "Using pyparted 2.x"
+ # 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.