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lvg: add UUID reset and active state management feature (#6682)

* lvg: add UUID reset, rename, active switch feature

* Add changelog fragment for 6682

* Fix Sanity 2.15,devel tests

* Fix issue with LVM autoactivation

* Remove rename implementation

Add active/inactive states
Fix errors when a PV is missing

Apply suggestions from code review
Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/modules/lvg.py

Co-authored-by: Felix Fontein <felix@fontein.de>

---------

Co-authored-by: Felix Fontein <felix@fontein.de>
This commit is contained in:
Laszlo Szomor 2023-06-19 08:59:02 +02:00 committed by GitHub
parent fb04dc3db2
commit 24aeedbc15
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
10 changed files with 682 additions and 79 deletions

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@ -0,0 +1,3 @@
minor_changes:
- lvg - add ``active`` and ``inactive`` values to the ``state`` option for active state management feature (https://github.com/ansible-collections/community.general/pull/6682).
- lvg - add ``reset_vg_uuid``, ``reset_pv_uuid`` options for UUID reset feature (https://github.com/ansible-collections/community.general/pull/6682).

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@ -63,15 +63,33 @@ options:
default: ''
state:
description:
- Control if the volume group exists.
- Control if the volume group exists and it's state.
- The states V(active) and V(inactive) implies V(present) state. Added in 7.1.0
- "If V(active) or V(inactive), the module manages the VG's logical volumes current state.
The module also handles the VG's autoactivation state if supported
unless when creating a volume group and the autoactivation option specified in O(vg_options)."
type: str
choices: [ absent, present ]
choices: [ absent, present, active, inactive ]
default: present
force:
description:
- If V(true), allows to remove volume group with logical volumes.
type: bool
default: false
reset_vg_uuid:
description:
- Whether the volume group's UUID is regenerated.
- This is B(not idempotent). Specifying this parameter always results in a change.
type: bool
default: false
version_added: 7.1.0
reset_pv_uuid:
description:
- Whether the volume group's physical volumes' UUIDs are regenerated.
- This is B(not idempotent). Specifying this parameter always results in a change.
type: bool
default: false
version_added: 7.1.0
seealso:
- module: community.general.filesystem
- module: community.general.lvol
@ -112,6 +130,30 @@ EXAMPLES = r'''
vg: resizableVG
pvs: /dev/sda3
pvresize: true
- name: Deactivate a volume group
community.general.lvg:
state: inactive
vg: vg.services
- name: Activate a volume group
community.general.lvg:
state: active
vg: vg.services
- name: Reset a volume group UUID
community.general.lvg:
state: inactive
vg: vg.services
reset_vg_uuid: true
- name: Reset both volume group and pv UUID
community.general.lvg:
state: inactive
vg: vg.services
pvs: /dev/sdb1,/dev/sdc5
reset_vg_uuid: true
reset_pv_uuid: true
'''
import itertools
@ -119,6 +161,8 @@ import os
from ansible.module_utils.basic import AnsibleModule
VG_AUTOACTIVATION_OPT = '--setautoactivation'
def parse_vgs(data):
vgs = []
@ -156,6 +200,178 @@ def parse_pvs(module, data):
return pvs
def find_vg(module, vg):
if not vg:
return None
vgs_cmd = module.get_bin_path('vgs', True)
dummy, current_vgs, dummy = module.run_command("%s --noheadings -o vg_name,pv_count,lv_count --separator ';'" % vgs_cmd, check_rc=True)
vgs = parse_vgs(current_vgs)
for test_vg in vgs:
if test_vg['name'] == vg:
this_vg = test_vg
break
else:
this_vg = None
return this_vg
def is_autoactivation_supported(module, vg_cmd):
autoactivation_supported = False
dummy, vgchange_opts, dummy = module.run_command([vg_cmd, '--help'], check_rc=True)
if VG_AUTOACTIVATION_OPT in vgchange_opts:
autoactivation_supported = True
return autoactivation_supported
def activate_vg(module, vg, active):
changed = False
vgchange_cmd = module.get_bin_path('vgchange', True)
vgs_cmd = module.get_bin_path('vgs', True)
vgs_fields = ['lv_attr']
autoactivation_enabled = False
autoactivation_supported = is_autoactivation_supported(module=module, vg_cmd=vgchange_cmd)
if autoactivation_supported:
vgs_fields.append('autoactivation')
vgs_cmd_with_opts = [vgs_cmd, '--noheadings', '-o', ','.join(vgs_fields), '--separator', ';', vg]
dummy, current_vg_lv_states, dummy = module.run_command(vgs_cmd_with_opts, check_rc=True)
lv_active_count = 0
lv_inactive_count = 0
for line in current_vg_lv_states.splitlines():
parts = line.strip().split(';')
if parts[0][4] == 'a':
lv_active_count += 1
else:
lv_inactive_count += 1
if autoactivation_supported:
autoactivation_enabled = autoactivation_enabled or parts[1] == 'enabled'
activate_flag = None
if active and lv_inactive_count > 0:
activate_flag = 'y'
elif not active and lv_active_count > 0:
activate_flag = 'n'
# Extra logic necessary because vgchange returns error when autoactivation is already set
if autoactivation_supported:
if active and not autoactivation_enabled:
if module.check_mode:
changed = True
else:
module.run_command([vgchange_cmd, VG_AUTOACTIVATION_OPT, 'y', vg], check_rc=True)
changed = True
elif not active and autoactivation_enabled:
if module.check_mode:
changed = True
else:
module.run_command([vgchange_cmd, VG_AUTOACTIVATION_OPT, 'n', vg], check_rc=True)
changed = True
if activate_flag is not None:
if module.check_mode:
changed = True
else:
module.run_command([vgchange_cmd, '--activate', activate_flag, vg], check_rc=True)
changed = True
return changed
def append_vgcreate_options(module, state, vgoptions):
vgcreate_cmd = module.get_bin_path('vgcreate', True)
autoactivation_supported = is_autoactivation_supported(module=module, vg_cmd=vgcreate_cmd)
if autoactivation_supported and state in ['active', 'inactive']:
if VG_AUTOACTIVATION_OPT not in vgoptions:
if state == 'active':
vgoptions += [VG_AUTOACTIVATION_OPT, 'y']
else:
vgoptions += [VG_AUTOACTIVATION_OPT, 'n']
def get_pv_values_for_resize(module, device):
pvdisplay_cmd = module.get_bin_path('pvdisplay', True)
pvdisplay_ops = ["--units", "b", "--columns", "--noheadings", "--nosuffix", "--separator", ";", "-o", "dev_size,pv_size,pe_start,vg_extent_size"]
pvdisplay_cmd_device_options = [pvdisplay_cmd, device] + pvdisplay_ops
dummy, pv_values, dummy = module.run_command(pvdisplay_cmd_device_options, check_rc=True)
values = pv_values.strip().split(';')
dev_size = int(values[0])
pv_size = int(values[1])
pe_start = int(values[2])
vg_extent_size = int(values[3])
return (dev_size, pv_size, pe_start, vg_extent_size)
def resize_pv(module, device):
changed = False
pvresize_cmd = module.get_bin_path('pvresize', True)
dev_size, pv_size, pe_start, vg_extent_size = get_pv_values_for_resize(module=module, device=device)
if (dev_size - (pe_start + pv_size)) > vg_extent_size:
if module.check_mode:
changed = True
else:
# If there is a missing pv on the machine, versions of pvresize rc indicates failure.
rc, out, err = module.run_command([pvresize_cmd, device])
dummy, new_pv_size, dummy, dummy = get_pv_values_for_resize(module=module, device=device)
if pv_size == new_pv_size:
module.fail_json(msg="Failed executing pvresize command.", rc=rc, err=err, out=out)
else:
changed = True
return changed
def reset_uuid_pv(module, device):
changed = False
pvs_cmd = module.get_bin_path('pvs', True)
pvs_cmd_with_opts = [pvs_cmd, '--noheadings', '-o', 'uuid', device]
pvchange_cmd = module.get_bin_path('pvchange', True)
pvchange_cmd_with_opts = [pvchange_cmd, '-u', device]
dummy, orig_uuid, dummy = module.run_command(pvs_cmd_with_opts, check_rc=True)
if module.check_mode:
changed = True
else:
# If there is a missing pv on the machine, pvchange rc indicates failure.
pvchange_rc, pvchange_out, pvchange_err = module.run_command(pvchange_cmd_with_opts)
dummy, new_uuid, dummy = module.run_command(pvs_cmd_with_opts, check_rc=True)
if orig_uuid.strip() == new_uuid.strip():
module.fail_json(msg="PV (%s) UUID change failed" % (device), rc=pvchange_rc, err=pvchange_err, out=pvchange_out)
else:
changed = True
return changed
def reset_uuid_vg(module, vg):
changed = False
vgchange_cmd = module.get_bin_path('vgchange', True)
vgchange_cmd_with_opts = [vgchange_cmd, '-u', vg]
if module.check_mode:
changed = True
else:
module.run_command(vgchange_cmd_with_opts, check_rc=True)
changed = True
return changed
def main():
module = AnsibleModule(
argument_spec=dict(
@ -165,9 +381,14 @@ def main():
pv_options=dict(type='str', default=''),
pvresize=dict(type='bool', default=False),
vg_options=dict(type='str', default=''),
state=dict(type='str', default='present', choices=['absent', 'present']),
state=dict(type='str', default='present', choices=['absent', 'present', 'active', 'inactive']),
force=dict(type='bool', default=False),
reset_vg_uuid=dict(type='bool', default=False),
reset_pv_uuid=dict(type='bool', default=False),
),
required_if=[
['reset_pv_uuid', True, ['pvs']],
],
supports_check_mode=True,
)
@ -178,18 +399,25 @@ def main():
pesize = module.params['pesize']
pvoptions = module.params['pv_options'].split()
vgoptions = module.params['vg_options'].split()
reset_vg_uuid = module.boolean(module.params['reset_vg_uuid'])
reset_pv_uuid = module.boolean(module.params['reset_pv_uuid'])
this_vg = find_vg(module=module, vg=vg)
present_state = state in ['present', 'active', 'inactive']
pvs_required = present_state and this_vg is None
changed = False
dev_list = []
if module.params['pvs']:
dev_list = list(module.params['pvs'])
elif state == 'present':
elif pvs_required:
module.fail_json(msg="No physical volumes given.")
# LVM always uses real paths not symlinks so replace symlinks with actual path
for idx, dev in enumerate(dev_list):
dev_list[idx] = os.path.realpath(dev)
if state == 'present':
if present_state:
# check given devices
for test_dev in dev_list:
if not os.path.exists(test_dev):
@ -216,25 +444,9 @@ def main():
if used_pvs:
module.fail_json(msg="Device %s is already in %s volume group." % (used_pvs[0]['name'], used_pvs[0]['vg_name']))
vgs_cmd = module.get_bin_path('vgs', True)
rc, current_vgs, err = module.run_command("%s --noheadings -o vg_name,pv_count,lv_count --separator ';'" % vgs_cmd)
if rc != 0:
module.fail_json(msg="Failed executing vgs command.", rc=rc, err=err)
changed = False
vgs = parse_vgs(current_vgs)
for test_vg in vgs:
if test_vg['name'] == vg:
this_vg = test_vg
break
else:
this_vg = None
if this_vg is None:
if state == 'present':
if present_state:
append_vgcreate_options(module=module, state=state, vgoptions=vgoptions)
# create VG
if module.check_mode:
changed = True
@ -268,36 +480,29 @@ def main():
module.fail_json(msg="Failed to remove volume group %s" % (vg), rc=rc, err=err)
else:
module.fail_json(msg="Refuse to remove non-empty volume group %s without force=true" % (vg))
# activate/inactivate existing VG
elif state == 'active':
changed = activate_vg(module=module, vg=vg, active=True)
elif state == 'inactive':
changed = activate_vg(module=module, vg=vg, active=False)
# reset VG uuid
if reset_vg_uuid:
changed = reset_uuid_vg(module=module, vg=vg) or changed
# resize VG
if dev_list:
current_devs = [os.path.realpath(pv['name']) for pv in pvs if pv['vg_name'] == vg]
devs_to_remove = list(set(current_devs) - set(dev_list))
devs_to_add = list(set(dev_list) - set(current_devs))
if current_devs:
if state == 'present' and pvresize:
if present_state:
for device in current_devs:
pvresize_cmd = module.get_bin_path('pvresize', True)
pvdisplay_cmd = module.get_bin_path('pvdisplay', True)
pvdisplay_ops = ["--units", "b", "--columns", "--noheadings", "--nosuffix"]
pvdisplay_cmd_device_options = [pvdisplay_cmd, device] + pvdisplay_ops
rc, dev_size, err = module.run_command(pvdisplay_cmd_device_options + ["-o", "dev_size"])
dev_size = int(dev_size.replace(" ", ""))
rc, pv_size, err = module.run_command(pvdisplay_cmd_device_options + ["-o", "pv_size"])
pv_size = int(pv_size.replace(" ", ""))
rc, pe_start, err = module.run_command(pvdisplay_cmd_device_options + ["-o", "pe_start"])
pe_start = int(pe_start.replace(" ", ""))
rc, vg_extent_size, err = module.run_command(pvdisplay_cmd_device_options + ["-o", "vg_extent_size"])
vg_extent_size = int(vg_extent_size.replace(" ", ""))
if (dev_size - (pe_start + pv_size)) > vg_extent_size:
if module.check_mode:
changed = True
else:
rc, dummy, err = module.run_command([pvresize_cmd, device])
if rc != 0:
module.fail_json(msg="Failed executing pvresize command.", rc=rc, err=err)
else:
changed = True
if pvresize:
changed = resize_pv(module=module, device=device) or changed
if reset_pv_uuid:
changed = reset_uuid_pv(module=module, device=device) or changed
if devs_to_add or devs_to_remove:
if module.check_mode:

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@ -18,10 +18,20 @@
block:
- import_tasks: setup.yml
- import_tasks: setup_missing_pv.yml
- import_tasks: test_indempotency.yml
- import_tasks: test_grow_reduce.yml
- import_tasks: test_pvresize.yml
- import_tasks: test_active_change.yml
- import_tasks: test_active_create.yml
- import_tasks: test_uuid_reset.yml
always:
- import_tasks: teardown.yml
- import_tasks: teardown_missing_pv.yml

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@ -5,7 +5,7 @@
- name: "Create files to use as a disk devices"
command: "dd if=/dev/zero of={{ remote_tmp_dir }}/img{{ item }} bs=1M count=10"
with_sequence: 'count=2'
with_sequence: 'count=4'
- name: "Show next free loop device"
command: "losetup -f"
@ -21,7 +21,23 @@
- name: "Create loop device for file"
command: "losetup -f {{ remote_tmp_dir }}/img2"
- name: "Show next free loop device"
command: "losetup -f"
register: loop_device3
- name: "Create loop device for file"
command: "losetup -f {{ remote_tmp_dir }}/img3"
- name: "Show next free loop device"
command: "losetup -f"
register: loop_device4
- name: "Create loop device for file"
command: "losetup -f {{ remote_tmp_dir }}/img4"
- name: "Affect name on disk to work on"
set_fact:
loop_device1: "{{ loop_device1.stdout }}"
loop_device2: "{{ loop_device2.stdout }}"
loop_device3: "{{ loop_device3.stdout }}"
loop_device4: "{{ loop_device4.stdout }}"

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@ -0,0 +1,18 @@
---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
- name: "Prepare VG for missing PV"
lvg:
vg: vg_with_missing_pv
pvs:
- "{{ loop_device3 }}"
- "{{ loop_device4 }}"
- name: Save loop_device4 pvid
shell: "pvs -ouuid --noheadings {{ loop_device4 }} | xargs -n1 | tr -d '-'"
register: loop_device4_pvid_result
- name: Detach loop_device4
command: "losetup -d {{ loop_device4 }}"

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@ -6,13 +6,25 @@
- name: Remove test volume group
lvg:
vg: testvg
force: true
state: absent
- name: Remove LVM devices
loop:
- "{{ loop_device1 | default('') }}"
- "{{ loop_device2 | default('') }}"
- "{{ loop_device3 | default('') }}"
when:
- item|length > 0
command: "lvmdevices --deldev {{ item }}"
ignore_errors: true
- name: Detach loop devices
command: "losetup -d {{ item }}"
loop:
- "{{ loop_device1 | default('') }}"
- "{{ loop_device2 | default('') }}"
- "{{ loop_device3 | default('') }}"
when:
- item != ''
@ -20,4 +32,4 @@
file:
path: "{{ remote_tmp_dir }}/img{{ item }}"
state: absent
with_sequence: 'count=2'
with_sequence: 'count=4'

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@ -0,0 +1,8 @@
---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
- name: Remove loop_device4 LVM device
command: "lvmdevices --delpvid {{ loop_device4_pvid_result.stdout }}"
ignore_errors: true

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@ -0,0 +1,153 @@
---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
- name: Create volume group on disk device
lvg:
vg: testvg
pvs: "{{ loop_device1 }}"
- name: Create logical volumes on volume group
loop:
- lv1
- lv2
lvol:
vg: testvg
lv: "{{ item }}"
size: 2m
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: initial_lv_status_result
- name: Assert all lv in testvg are active
loop: "{{ initial_lv_status_result.stdout_lines }}"
assert:
that:
- "'active' == '{{ item }}'"
- name: Deactivate volume group
lvg:
state: inactive
vg: testvg
register: vg_deactivate_result
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: deactivated_lv_status_result
- name: Do all assertions to verify expected results
assert:
that:
- vg_deactivate_result is changed
- "'active' not in deactivated_lv_status_result.stdout"
- name: Deactivate volume group again to verify idempotence
lvg:
state: inactive
vg: testvg
register: repeated_vg_deactivate_result
- name: Verify vg deactivation idempontency
assert:
that:
- repeated_vg_deactivate_result is not changed
- name: Activate volume group in check mode
lvg:
state: active
vg: testvg
register: check_mode_vg_activate_result
check_mode: true
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: check_mode_activate_lv_status_result
- name: Verify VG activation in check mode changed without activating LVs
assert:
that:
- check_mode_vg_activate_result is changed
- "'active' not in check_mode_activate_lv_status_result.stdout"
- name: Activate volume group
lvg:
state: active
vg: testvg
register: vg_activate_result
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: activate_lv_status_result
- name: Verify vg activation
assert:
that:
- vg_activate_result is changed
- name: Assert all lv in testvg are active
loop: "{{ activate_lv_status_result.stdout_lines }}"
assert:
that:
- "'active' == '{{ item }}'"
- name: Activate volume group again to verify idempontency
lvg:
state: active
vg: testvg
register: repeated_vg_activate_result
- name: Verify vg activation idempontency
assert:
that:
- repeated_vg_activate_result is not changed
- name: Deactivate lv2 in testvg
lvol:
vg: testvg
lv: lv2
active: false
- name: Activate volume group again to verify partially activated vg activation
lvg:
state: active
vg: testvg
register: partial_vg_activate_result
- name: Verify partially activated vg activation
assert:
that:
- partial_vg_activate_result is changed
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: activate_partial_lv_status_result
- name: Assert all lv in testvg are active
loop: "{{ activate_partial_lv_status_result.stdout_lines }}"
assert:
that:
- "'active' == '{{ item }}'"
- name: Deactive volume group in check mode
lvg:
state: inactive
vg: testvg
register: check_mode_vg_deactivate_result
check_mode: true
- name: Collect all lv active status in testvg
shell: vgs -olv_active --noheadings testvg | xargs -n1
register: check_mode_deactivate_lv_status_result
- name: Verify check mode vg deactivation changed
assert:
that:
- check_mode_vg_deactivate_result is changed
- name: Assert all lv in testvg are still active
loop: "{{ check_mode_deactivate_lv_status_result.stdout_lines }}"
assert:
that:
- "'active' == '{{ item }}'"

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@ -0,0 +1,71 @@
---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
- name: Collect vgcreate help
command: "vgcreate --help"
register: vgcreate_help_result
- when: "'--setautoactivation' in vgcreate_help_result.stdout"
block:
- name: Create autoactivated volume group on disk device
lvg:
state: active
vg: vg_autoact_test
pvs: "{{ loop_device2 }}"
- name: Collect vg autoactivation status for vg_autoact_test
shell: vgs -oautoactivation --noheadings vg_autoact_test | xargs -n1
register: active_vg_autoact_status_result
- name: Assert vg autoactivation is set for vg_autoact_test
assert:
that: "'enabled' == active_vg_autoact_status_result.stdout"
- name: Remove vg_autoact_test for the next test
lvg:
state: absent
vg: vg_autoact_test
force: true
- name: Create auttoactivation disabled volume group on disk device
lvg:
state: inactive
vg: vg_autoact_test
pvs: "{{ loop_device2 }}"
- name: Collect vg autoactivation status for vg_autoact_test
shell: vgs -oautoactivation --noheadings vg_autoact_test | xargs -n1
register: inactive_vg_autoact_status_result
- name: Assert vg autoactivation disabled for vg_autoact_test
assert:
that: "inactive_vg_autoact_status_result.stdout | length == 0"
- name: Remove vg_autoact_test for the next test
lvg:
state: absent
vg: vg_autoact_test
force: true
- name: Create auttoactivation disabled by option volume group on disk device
lvg:
state: active
vg: vg_autoact_test
vg_options: "--setautoactivation n"
pvs: "{{ loop_device2 }}"
- name: Collect vg autoactivation status for vg_autoact_test
shell: vgs -oautoactivation --noheadings vg_autoact_test | xargs -n1
register: inactive_by_option_vg_autoact_status_result
- name: Assert vg autoactivation disabled by option for vg_autoact_test
assert:
that: "inactive_by_option_vg_autoact_status_result.stdout | length == 0"
always:
- name: Cleanup vg_autoact_test
lvg:
state: absent
vg: vg_autoact_test
force: true

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@ -0,0 +1,107 @@
---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
- name: Create volume group on disk device
lvg:
vg: testvg
pvs: "{{ loop_device1 }}"
- name: Save testvg uuid
shell: vgs -ouuid --noheadings testvg | xargs -n1
register: orig_vg_uuid_cmd_result
- name: Save pv uuid
shell: "pvs -ouuid --noheadings {{ loop_device1 }} | xargs -n1"
register: orig_pv_uuid_cmd_result
- name: Deactivate and reset vg/pv uuid
lvg:
state: inactive
vg: testvg
pvs: "{{ loop_device1 }}"
reset_vg_uuid: true
reset_pv_uuid: true
register: vg_uuid_reset
- name: Save testvg uuid
shell: vgs -ouuid --noheadings testvg | xargs -n1
register: new_vg_uuid_cmd_result
- name: Save pv uuid
shell: "pvs -ouuid --noheadings {{ loop_device1 }} | xargs -n1"
register: new_pv_uuid_cmd_result
- name: Do all assertions to verify expected results
assert:
that:
- vg_uuid_reset is changed
- orig_vg_uuid_cmd_result.stdout != new_vg_uuid_cmd_result.stdout
- orig_pv_uuid_cmd_result.stdout != new_pv_uuid_cmd_result.stdout
- name: Reset vg uuid again to verify non-idempotence
lvg:
vg: testvg
reset_vg_uuid: true
register: repeat_vg_uuid_reset
- name: Reset pv uuid again to verify non-idempotence
lvg:
vg: testvg
reset_pv_uuid: true
pvs: "{{ loop_device1 }}"
register: repeat_pv_uuid_reset
- name: Save testvg uuid
shell: vgs -ouuid --noheadings testvg | xargs -n1
register: repeat_vg_uuid_cmd_result
- name: Save pv uuid
shell: "pvs -ouuid --noheadings {{ loop_device1 }} | xargs -n1"
register: repeat_pv_uuid_cmd_result
- name: Do all assertions to verify expected results
assert:
that:
- repeat_vg_uuid_reset is changed
- repeat_pv_uuid_reset is changed
- new_vg_uuid_cmd_result.stdout != repeat_vg_uuid_cmd_result.stdout
- new_pv_uuid_cmd_result.stdout != repeat_pv_uuid_cmd_result.stdout
- name: Reset vg uuid in check mode
lvg:
vg: testvg
reset_vg_uuid: true
register: check_mode_vg_uuid_reset
check_mode: true
- name: Reset pv uuid in check mode
lvg:
vg: testvg
reset_pv_uuid: true
pvs: "{{ loop_device1 }}"
register: check_mode_pv_uuid_reset
check_mode: true
- name: Save testvg uuid
shell: vgs -ouuid --noheadings testvg | xargs -n1
register: check_mode_vg_uuid_cmd_result
- name: Save pv uuid
shell: "pvs -ouuid --noheadings {{ loop_device1 }} | xargs -n1"
register: check_mode_pv_uuid_cmd_result
- name: Do all assertions to verify expected results
assert:
that:
- check_mode_vg_uuid_reset is changed
- check_mode_pv_uuid_reset is changed
- check_mode_vg_uuid_cmd_result.stdout == repeat_vg_uuid_cmd_result.stdout
- check_mode_pv_uuid_cmd_result.stdout == repeat_pv_uuid_cmd_result.stdout
- name: Activate volume group
lvg:
state: active
vg: testvg
register: vg_activate