VMWare: update documentation for linked_clone (#42881)

linked_clone requires snapshot_src parameter. This fix makes them required_together
and update documentation. Also, testcase is added.

Fixes: #42349

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
pull/41319/head
Abhijeet Kasurde 6 years ago committed by GitHub
parent 97d4e53131
commit cadbd6ea9c
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@ -208,10 +208,12 @@ options:
description:
- Name of the existing snapshot to use to create a clone of a virtual machine.
- This parameter is case sensitive.
- While creating linked clone using C(linked_clone) parameter, this parameter is required.
version_added: '2.4'
linked_clone:
description:
- Whether to create a linked clone from the snapshot specified.
- If specified, then C(snapshot_src) is required parameter.
default: 'no'
type: bool
version_added: '2.4'
@ -2012,17 +2014,25 @@ class PyVmomiHelper(PyVmomi):
# > pool: For a clone operation from a template to a virtual machine, this argument is required.
relospec.pool = resource_pool
if self.params['snapshot_src'] is not None and self.params['linked_clone']:
relospec.diskMoveType = vim.vm.RelocateSpec.DiskMoveOptions.createNewChildDiskBacking
linked_clone = self.params.get('linked_clone')
snapshot_src = self.params.get('snapshot_src', None)
if linked_clone:
if snapshot_src is not None:
relospec.diskMoveType = vim.vm.RelocateSpec.DiskMoveOptions.createNewChildDiskBacking
else:
self.module.fail_json(msg="Parameter 'linked_src' and 'snapshot_src' are"
" required together for linked clone operation.")
clonespec = vim.vm.CloneSpec(template=self.params['is_template'], location=relospec)
if self.customspec:
clonespec.customization = self.customspec
if self.params['snapshot_src'] is not None:
snapshot = self.get_snapshots_by_name_recursively(snapshots=vm_obj.snapshot.rootSnapshotList, snapname=self.params['snapshot_src'])
if snapshot_src is not None:
snapshot = self.get_snapshots_by_name_recursively(snapshots=vm_obj.snapshot.rootSnapshotList,
snapname=snapshot_src)
if len(snapshot) != 1:
self.module.fail_json(msg='virtual machine "%(template)s" does not contain snapshot named "%(snapshot_src)s"' % self.params)
self.module.fail_json(msg='virtual machine "%(template)s" does not contain'
' snapshot named "%(snapshot_src)s"' % self.params)
clonespec.snapshot = snapshot[0].snapshot

@ -0,0 +1,129 @@
# Test code for the vmware_guest module.
# Copyright: (c) 2018, Abhijeet Kasurde <akasurde@redhat.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
- name: Wait for Flask controller to come up online
wait_for:
host: "{{ vcsim }}"
port: 5000
state: started
- name: kill vcsim
uri:
url: http://{{ vcsim }}:5000/killall
- name: start vcsim with no folders
uri:
url: http://{{ vcsim }}:5000/spawn?datacenter=1&cluster=1&folder=0
register: vcsim_instance
- name: Wait for Flask controller to come up online
wait_for:
host: "{{ vcsim }}"
port: 443
state: started
- name: get a list of VMS from vcsim
uri:
url: http://{{ vcsim }}:5000/govc_find?filter=VM
register: vmlist
- debug: var=vcsim_instance
- debug: var=vmlist
- name: create new linked clone without specifying snapshot_src
vmware_guest:
validate_certs: False
hostname: "{{ vcsim }}"
username: "{{ vcsim_instance['json']['username'] }}"
password: "{{ vcsim_instance['json']['password'] }}"
name: "{{ 'new_vm_' + item|basename }}"
template: "{{ item|basename }}"
guest_id: centos64Guest
datacenter: "{{ (item|basename).split('_')[0] }}"
folder: "{{ item|dirname }}"
linked_clone: True
with_items: "{{ vmlist['json'] }}"
register: linked_clone_d1_c1_f0
ignore_errors: True
- debug: var=linked_clone_d1_c1_f0
- name: assert that changes were not made
assert:
that:
- "linked_clone_d1_c1_f0.results|map(attribute='changed')|unique|list == [false]"
- name: create new linked clone without specifying linked_clone
vmware_guest:
validate_certs: False
hostname: "{{ vcsim }}"
username: "{{ vcsim_instance['json']['username'] }}"
password: "{{ vcsim_instance['json']['password'] }}"
name: "{{ 'new_vm_' + item|basename }}"
template: "{{ item|basename }}"
guest_id: centos64Guest
datacenter: "{{ (item|basename).split('_')[0] }}"
folder: "{{ item|dirname }}"
snapshot_src: "snap_shot1"
with_items: "{{ vmlist['json'] }}"
register: linked_clone_d1_c1_f0
ignore_errors: True
- debug: var=linked_clone_d1_c1_f0
- name: assert that changes were not made
assert:
that:
- "linked_clone_d1_c1_f0.results|map(attribute='changed')|unique|list == [false]"
# TODO: VCSIM: snapshot is not supported in current vcsim
#
#- name: create new linked clone with linked_clone and snapshot_src
# vmware_guest:
# validate_certs: False
# hostname: "{{ vcsim }}"
# username: "{{ vcsim_instance['json']['username'] }}"
# password: "{{ vcsim_instance['json']['password'] }}"
# name: "{{ 'new_vm_' + item|basename }}"
# template: "{{ item|basename }}"
# guest_id: centos64Guest
# datacenter: "{{ (item|basename).split('_')[0] }}"
# folder: "{{ item|dirname }}"
# snapshot_src: "snap_shot1"
# linked_clone: True
# with_items: "{{ vmlist['json'] }}"
# register: linked_clone_d1_c1_f0
# ignore_errors: True
#- debug: var=linked_clone_d1_c1_f0
#- name: assert that changes were made
# assert:
# that:
# - "linked_clone_d1_c1_f0.results|map(attribute='changed')|unique|list == [true]"
# TODO: VCSIM: snapshot is not supported in current vcsim
#
#- name: create new linked clone with linked_clone and snapshot_src again
# vmware_guest:
# validate_certs: False
# hostname: "{{ vcsim }}"
# username: "{{ vcsim_instance['json']['username'] }}"
# password: "{{ vcsim_instance['json']['password'] }}"
# name: "{{ 'new_vm_' + item|basename }}"
# template: "{{ item|basename }}"
# guest_id: centos64Guest
# datacenter: "{{ (item|basename).split('_')[0] }}"
# folder: "{{ item|dirname }}"
# snapshot_src: "snap_shot1"
# linked_clone: True
# with_items: "{{ vmlist['json'] }}"
# register: linked_clone_d1_c1_f0
# ignore_errors: True
#- debug: var=linked_clone_d1_c1_f0
#- name: assert that changes were not made
# assert:
# that:
# - "linked_clone_d1_c1_f0.results|map(attribute='changed')|unique|list == [false]"

@ -30,3 +30,4 @@
- include: disk_size_d1_c1_f0.yml
- include: network_with_device.yml
- include: disk_mode_d1_c1_f0.yml
- include: linked_clone_d1_c1_f0.yml
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