Add vmware_guest_find.py module (#24260)

* Add vmware_guest_find.py module

* Fixup linter errors

* Add missing empty line
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jctanner 2017-05-16 08:48:40 -07:00 committed by GitHub
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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: vmware_guest_find
short_description: Find the folder path(s) for a VM by name or UUID
description:
- Find the folder path(s) for a VM by name or UUID
version_added: 2.4
author:
- James Tanner <tanner.jc@gmail.com>
notes:
- Tested on vSphere 6.5
requirements:
- "python >= 2.6"
- PyVmomi
options:
name:
description:
- Name of the VM to work with
required: True
uuid:
description:
- UUID of the instance to manage if known, this is VMware's uid.
- This is required if name is not supplied.
datacenter:
description:
- Destination datacenter for the deploy operation
required: True
extends_documentation_fragment: vmware.documentation
'''
EXAMPLES = '''
- name: Gather VM facts
vmware_guest_find:
hostname: 192.168.1.209
username: administrator@vsphere.local
password: vmware
validate_certs: no
name: testvm
'''
RETURN = """
"""
import os
# import module snippets
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.pycompat24 import get_exception
from ansible.module_utils.vmware import connect_to_api, gather_vm_facts
from ansible.module_utils.vmware import get_all_objs
HAS_PYVMOMI = False
try:
import pyVmomi
from pyVmomi import vim
HAS_PYVMOMI = True
except ImportError:
pass
class PyVmomiHelper(object):
def __init__(self, module):
if not HAS_PYVMOMI:
module.fail_json(msg='pyvmomi module required')
self.datacenter = None
self.folders = None
self.foldermap = {
'fvim_by_path': {},
'path_by_fvim': {},
'path_by_vvim': {},
'paths': {},
'uuids': {}
}
self.module = module
self.params = module.params
self.content = connect_to_api(self.module)
def getvm_folder_paths(self, name=None, uuid=None, folder=None):
results = []
if not self.folders:
self.getfolders()
# compare the folder path of each VM against the search path
vmList = get_all_objs(self.content, [vim.VirtualMachine])
for item in vmList.items():
vobj = item[0]
if not isinstance(vobj.parent, vim.Folder):
continue
# Match by name
if vobj.config.name == name:
folderpath = self.compile_folder_path_for_object(vobj)
results.append(folderpath)
return results
def gather_facts(self, vm):
return gather_vm_facts(self.content, vm)
def _build_folder_tree(self, folder):
tree = {'virtualmachines': [],
'subfolders': {},
'vimobj': folder,
'name': folder.name}
children = None
if hasattr(folder, 'childEntity'):
children = folder.childEntity
if children:
for child in children:
if child == folder or child in tree:
continue
if isinstance(child, vim.Folder):
ctree = self._build_folder_tree(child)
tree['subfolders'][child] = dict.copy(ctree)
elif isinstance(child, vim.VirtualMachine):
tree['virtualmachines'].append(child)
else:
if isinstance(folder, vim.VirtualMachine):
return folder
return tree
def _build_folder_map(self, folder, inpath='/'):
""" Build a searchable index for vms+uuids+folders """
if isinstance(folder, tuple):
folder = folder[1]
thispath = os.path.join(inpath, folder['name'])
if thispath not in self.foldermap['paths']:
self.foldermap['paths'][thispath] = []
# store object by path and store path by object
self.foldermap['fvim_by_path'][thispath] = folder['vimobj']
self.foldermap['path_by_fvim'][folder['vimobj']] = thispath
for item in folder.items():
k = item[0]
v = item[1]
if k == 'name':
pass
elif k == 'subfolders':
for x in v.items():
self._build_folder_map(x, inpath=thispath)
elif k == 'virtualmachines':
for x in v:
# Apparently x.config can be None on corrupted VMs
if x.config is None:
continue
self.foldermap['uuids'][x.config.uuid] = x.config.name
self.foldermap['paths'][thispath].append(x.config.uuid)
if x not in self.foldermap['path_by_vvim']:
self.foldermap['path_by_vvim'][x] = thispath
def getfolders(self):
if not self.datacenter:
self.get_datacenter()
self.folders = self._build_folder_tree(self.datacenter.vmFolder)
self._build_folder_map(self.folders)
@staticmethod
def compile_folder_path_for_object(vobj):
""" make a /vm/foo/bar/baz like folder path for an object """
paths = []
if isinstance(vobj, vim.Folder):
paths.append(vobj.name)
thisobj = vobj
while hasattr(thisobj, 'parent'):
thisobj = thisobj.parent
if isinstance(thisobj, vim.Folder):
paths.append(thisobj.name)
paths.reverse()
if paths[0] == 'Datacenters':
paths.remove('Datacenters')
return '/' + '/'.join(paths)
def get_datacenter(self):
self.datacenter = get_obj(
self.content,
[vim.Datacenter],
self.params['datacenter']
)
def get_obj(content, vimtype, name):
"""
Return an object by name, if name is None the
first found object is returned
"""
obj = None
container = content.viewManager.CreateContainerView(
content.rootFolder, vimtype, True)
for c in container.view:
if name:
if c.name == name:
obj = c
break
else:
obj = c
break
container.Destroy()
return obj
def main():
module = AnsibleModule(
argument_spec=dict(
hostname=dict(
type='str',
default=os.environ.get('VMWARE_HOST')
),
username=dict(
type='str',
default=os.environ.get('VMWARE_USER')
),
password=dict(
type='str', no_log=True,
default=os.environ.get('VMWARE_PASSWORD')
),
validate_certs=dict(required=False, type='bool', default=True),
name=dict(required=True, type='str'),
uuid=dict(required=False, type='str'),
datacenter=dict(required=True, type='str'),
),
)
pyv = PyVmomiHelper(module)
# Check if the VM exists before continuing
folders = pyv.getvm_folder_paths(
name=module.params['name'],
uuid=module.params['uuid']
)
# VM already exists
if folders:
try:
module.exit_json(folders=folders)
except Exception:
e = get_exception()
module.fail_json(msg="Folder enumeration failed with exception %s" % e)
else:
module.fail_json(msg="Unable to find folders for VM %(name)s" % module.params)
if __name__ == '__main__':
main()