diff options
author | Stuart Mackie <wsmackie@juniper.net> | 2017-03-23 06:19:54 -0700 |
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committer | Stuart Mackie <wsmackie@juniper.net> | 2017-03-23 06:19:54 -0700 |
commit | 88df88a19674ccc0017836941b8ee32eaadf19fb (patch) | |
tree | f930c90f75846ec8d8e33cf27325ff8fafc85d5c /charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py | |
parent | 9f50a40437477432a21b326b15c343ca6b8fe516 (diff) |
Deleted charms with wrong license. Will source them differently in future.
Change-Id: I0fc99ea03c6b6ca4701e63793cb2be60e56c7588
Signed-off-by: Stuart Mackie <wsmackie@juniper.net>
Diffstat (limited to 'charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py')
-rw-r--r-- | charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py b/charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py deleted file mode 100644 index 34b5f71..0000000 --- a/charms/trusty/contrail-configuration/hooks/charmhelpers/contrib/storage/linux/lvm.py +++ /dev/null @@ -1,105 +0,0 @@ -# Copyright 2014-2015 Canonical Limited. -# -# This file is part of charm-helpers. -# -# charm-helpers is free software: you can redistribute it and/or modify -# it under the terms of the GNU Lesser General Public License version 3 as -# published by the Free Software Foundation. -# -# charm-helpers is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public License -# along with charm-helpers. If not, see <http://www.gnu.org/licenses/>. - -from subprocess import ( - CalledProcessError, - check_call, - check_output, - Popen, - PIPE, -) - - -################################################## -# LVM helpers. -################################################## -def deactivate_lvm_volume_group(block_device): - ''' - Deactivate any volume gruop associated with an LVM physical volume. - - :param block_device: str: Full path to LVM physical volume - ''' - vg = list_lvm_volume_group(block_device) - if vg: - cmd = ['vgchange', '-an', vg] - check_call(cmd) - - -def is_lvm_physical_volume(block_device): - ''' - Determine whether a block device is initialized as an LVM PV. - - :param block_device: str: Full path of block device to inspect. - - :returns: boolean: True if block device is a PV, False if not. - ''' - try: - check_output(['pvdisplay', block_device]) - return True - except CalledProcessError: - return False - - -def remove_lvm_physical_volume(block_device): - ''' - Remove LVM PV signatures from a given block device. - - :param block_device: str: Full path of block device to scrub. - ''' - p = Popen(['pvremove', '-ff', block_device], - stdin=PIPE) - p.communicate(input='y\n') - - -def list_lvm_volume_group(block_device): - ''' - List LVM volume group associated with a given block device. - - Assumes block device is a valid LVM PV. - - :param block_device: str: Full path of block device to inspect. - - :returns: str: Name of volume group associated with block device or None - ''' - vg = None - pvd = check_output(['pvdisplay', block_device]).splitlines() - for l in pvd: - l = l.decode('UTF-8') - if l.strip().startswith('VG Name'): - vg = ' '.join(l.strip().split()[2:]) - return vg - - -def create_lvm_physical_volume(block_device): - ''' - Initialize a block device as an LVM physical volume. - - :param block_device: str: Full path of block device to initialize. - - ''' - check_call(['pvcreate', block_device]) - - -def create_lvm_volume_group(volume_group, block_device): - ''' - Create an LVM volume group backed by a given block device. - - Assumes block device has already been initialized as an LVM PV. - - :param volume_group: str: Name of volume group to create. - :block_device: str: Full path of PV-initialized block device. - ''' - check_call(['vgcreate', volume_group, block_device]) |