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[Backport 2.7] VMware: Handle customValue in inventory

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* VMware: Refactor guest inventory plugin

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
(cherry picked from commit e41b98ffb5)
pull/53074/head
Abhijeet Kasurde 6 years ago committed by Toshio Kuratomi
parent 8de92123f3
commit 096b3f8eb9
4 changed files with 229 additions and 156 deletions
Show Stats Download Patch File Download Diff File

2
changelogs/fragments/52381-vmware_vm_inventory-fix_yaml_flag.yaml
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@ -0,0 +1,2 @@
bugfixes:
- Fixed issue related to --yaml flag in vmware_vm_inventory. Also fixed caching issue in vmware_vm_inventory (https://github.com/ansible/ansible/issues/52381).

342
lib/ansible/plugins/inventory/vmware_vm_inventory.py
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@ -11,7 +11,7 @@ DOCUMENTATION = '''
name: vmware_vm_inventory
plugin_type: inventory
short_description: VMware Guest inventory source
version_added: "2.6"
version_added: "2.7"
author:
- Abhijeet Kasurde (@Akasurde)
description:
@ -112,35 +112,25 @@ except ImportError:
from ansible.plugins.inventory import BaseInventoryPlugin, Cacheable
class InventoryModule(BaseInventoryPlugin, Cacheable):
NAME = 'vmware_vm_inventory'
class BaseVMwareInventory:
def __init__(self, hostname, username, password, port, validate_certs, with_tags):
self.hostname = hostname
self.username = username
self.password = password
self.port = port
self.with_tags = with_tags
self.validate_certs = validate_certs
self.content = None
self.rest_content = None
def _set_credentials(self):
def do_login(self):
"""
Set credentials
Check requirements and do login
"""
self.hostname = self.get_option('hostname')
self.username = self.get_option('username')
self.password = self.get_option('password')
self.port = self.get_option('port')
self.with_tags = self.get_option('with_tags')
self.validate_certs = self.get_option('validate_certs')
if not HAS_VSPHERE and self.with_tags:
raise AnsibleError("Unable to find 'vSphere Automation SDK' Python library which is required."
" Please refer this URL for installation steps"
" - https://code.vmware.com/web/sdk/65/vsphere-automation-python")
if not HAS_VCLOUD and self.with_tags:
raise AnsibleError("Unable to find 'vCloud Suite SDK' Python library which is required."
" Please refer this URL for installation steps"
" - https://code.vmware.com/web/sdk/60/vcloudsuite-python")
if not all([self.hostname, self.username, self.password]):
raise AnsibleError("Missing one of the following : hostname, username, password. Please read "
"the documentation for more information.")
self.check_requirements()
self.content = self._login()
if self.with_tags:
self.rest_content = self._login_vapi()
def _login_vapi(self):
"""
@ -217,27 +207,8 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
atexit.register(connect.Disconnect, service_instance)
return service_instance.RetrieveContent()
def verify_file(self, path):
"""
Verify plugin configuration file and mark this plugin active
Args:
path: Path of configuration YAML file
Returns: True if everything is correct, else False
"""
valid = False
if super(InventoryModule, self).verify_file(path):
if path.endswith(('vmware.yaml', 'vmware.yml')):
valid = True
return valid
def parse(self, inventory, loader, path, cache=True):
"""
Parses the inventory file
"""
def check_requirements(self):
""" Check all requirements for this inventory are satisified"""
if not HAS_REQUESTS:
raise AnsibleParserError('Please install "requests" Python module as this is required'
' for VMware Guest dynamic inventory plugin.')
@ -259,12 +230,125 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
" be >= %s, found: %s." % (".".join([str(w) for w in required_version]),
requests.__version__))
if not HAS_VSPHERE and self.with_tags:
raise AnsibleError("Unable to find 'vSphere Automation SDK' Python library which is required."
" Please refer this URL for installation steps"
" - https://code.vmware.com/web/sdk/65/vsphere-automation-python")
if not HAS_VCLOUD and self.with_tags:
raise AnsibleError("Unable to find 'vCloud Suite SDK' Python library which is required."
" Please refer this URL for installation steps"
" - https://code.vmware.com/web/sdk/60/vcloudsuite-python")
if not all([self.hostname, self.username, self.password]):
raise AnsibleError("Missing one of the following : hostname, username, password. Please read "
"the documentation for more information.")
def _get_managed_objects_properties(self, vim_type, properties=None):
"""
Look up a Managed Object Reference in vCenter / ESXi Environment
:param vim_type: Type of vim object e.g, for datacenter - vim.Datacenter
:param properties: List of properties related to vim object e.g. Name
:return: local content object
"""
# Get Root Folder
root_folder = self.content.rootFolder
if properties is None:
properties = ['name']
# Create Container View with default root folder
mor = self.content.viewManager.CreateContainerView(root_folder, [vim_type], True)
# Create Traversal spec
traversal_spec = vmodl.query.PropertyCollector.TraversalSpec(
name="traversal_spec",
path='view',
skip=False,
type=vim.view.ContainerView
)
# Create Property Spec
property_spec = vmodl.query.PropertyCollector.PropertySpec(
type=vim_type, # Type of object to retrieved
all=False,
pathSet=properties
)
# Create Object Spec
object_spec = vmodl.query.PropertyCollector.ObjectSpec(
obj=mor,
skip=True,
selectSet=[traversal_spec]
)
# Create Filter Spec
filter_spec = vmodl.query.PropertyCollector.FilterSpec(
objectSet=[object_spec],
propSet=[property_spec],
reportMissingObjectsInResults=False
)
return self.content.propertyCollector.RetrieveContents([filter_spec])
@staticmethod
def _get_object_prop(vm, attributes):
"""Safely get a property or return None"""
result = vm
for attribute in attributes:
try:
result = getattr(result, attribute)
except (AttributeError, IndexError):
return None
return result
class InventoryModule(BaseInventoryPlugin, Cacheable):
NAME = 'vmware_vm_inventory'
def verify_file(self, path):
"""
Verify plugin configuration file and mark this plugin active
Args:
path: Path of configuration YAML file
Returns: True if everything is correct, else False
"""
valid = False
if super(InventoryModule, self).verify_file(path):
if path.endswith(('vmware.yaml', 'vmware.yml')):
valid = True
return valid
def parse(self, inventory, loader, path, cache=True):
"""
Parses the inventory file
"""
super(InventoryModule, self).parse(inventory, loader, path, cache=cache)
cache_key = self.get_cache_key(path)
config_data = self._read_config_data(path)
# set _options from config data
self._consume_options(config_data)
self.pyv = BaseVMwareInventory(
hostname=self.get_option('hostname'),
username=self.get_option('username'),
password=self.get_option('password'),
port=self.get_option('port'),
with_tags=self.get_option('with_tags'),
validate_certs=self.get_option('validate_certs')
)
self.pyv.do_login()
self.pyv.check_requirements()
source_data = None
if cache:
cache = self.get_option('cache')
@ -276,14 +360,6 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
except KeyError:
update_cache = True
# set _options from config data
self._consume_options(config_data)
self._set_credentials()
self.content = self._login()
if self.with_tags:
self.rest_content = self._login_vapi()
using_current_cache = cache and not update_cache
cacheable_results = self._populate_from_source(source_data, using_current_cache)
@ -291,30 +367,17 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
self.cache.set(cache_key, cacheable_results)
def _populate_from_cache(self, source_data):
"""
Populate inventory from cache
"""
""" Populate cache using source data """
hostvars = source_data.pop('_meta', {}).get('hostvars', {})
for group in source_data:
if group == 'all':
continue
else:
self.inventory.add_group(group)
hosts = source_data[group].get('hosts', [])
for host in hosts:
self._populate_host_vars([host], hostvars.get(host, {}), group)
self.inventory.add_child('all', group)
if not source_data:
for host in hostvars:
self.inventory.add_host(host)
@staticmethod
def _get_vm_prop(vm, attributes):
"""Safely get a property or return None"""
result = vm
for attribute in attributes:
try:
result = getattr(result, attribute)
except (AttributeError, IndexError):
return None
return result
def _populate_from_source(self, source_data, using_current_cache):
"""
@ -325,13 +388,14 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
self._populate_from_cache(source_data)
return source_data
cacheable_results = {}
cacheable_results = {'_meta': {'hostvars': {}}}
hostvars = {}
objects = self._get_managed_objects_properties(vim_type=vim.VirtualMachine, properties=['name'])
objects = self.pyv._get_managed_objects_properties(vim_type=vim.VirtualMachine,
properties=['name'])
if self.with_tags:
tag_svc = Tag(self.rest_content)
tag_association = TagAssociation(self.rest_content)
if self.pyv.with_tags:
tag_svc = Tag(self.pyv.rest_content)
tag_association = TagAssociation(self.pyv.rest_content)
tags_info = dict()
tags = tag_svc.list()
@ -342,43 +406,27 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
cacheable_results[tag_obj.name] = {'hosts': []}
self.inventory.add_group(tag_obj.name)
for temp_vm_object in objects:
for temp_vm_object_property in temp_vm_object.propSet:
for vm_obj in objects:
for vm_obj_property in vm_obj.propSet:
# VMware does not provide a way to uniquely identify VM by its name
# i.e. there can be two virtual machines with same name
# Appending "_" and VMware UUID to make it unique
current_host = temp_vm_object_property.val + "_" + temp_vm_object.obj.config.uuid
current_host = vm_obj_property.val + "_" + vm_obj.obj.config.uuid
if current_host not in hostvars:
hostvars[current_host] = {}
self.inventory.add_host(current_host)
host_ip = temp_vm_object.obj.guest.ipAddress
host_ip = vm_obj.obj.guest.ipAddress
if host_ip:
self.inventory.set_variable(current_host, 'ansible_host', host_ip)
# Load VM properties in host_vars
vm_properties = [
'name',
'config.cpuHotAddEnabled',
'config.cpuHotRemoveEnabled',
'config.instanceUuid',
'config.hardware.numCPU',
'config.template',
'config.name',
'guest.hostName',
'guest.ipAddress',
'guest.guestId',
'guest.guestState',
'runtime.maxMemoryUsage',
'customValue',
]
for vm_prop in vm_properties:
vm_value = self._get_vm_prop(temp_vm_object.obj, vm_prop.split("."))
self.inventory.set_variable(current_host, vm_prop, vm_value)
self._populate_host_properties(vm_obj, current_host)
# Only gather facts related to tag if vCloud and vSphere is installed.
if HAS_VCLOUD and HAS_VSPHERE and self.with_tags:
if HAS_VCLOUD and HAS_VSPHERE and self.pyv.with_tags:
# Add virtual machine to appropriate tag group
vm_mo_id = temp_vm_object.obj._GetMoId()
vm_mo_id = vm_obj.obj._GetMoId()
vm_dynamic_id = DynamicID(type='VirtualMachine', id=vm_mo_id)
attached_tags = tag_association.list_attached_tags(vm_dynamic_id)
@ -387,66 +435,52 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
cacheable_results[tags_info[tag_id]]['hosts'].append(current_host)
# Based on power state of virtual machine
vm_power = temp_vm_object.obj.summary.runtime.powerState
vm_power = str(vm_obj.obj.summary.runtime.powerState)
if vm_power not in cacheable_results:
cacheable_results[vm_power] = []
cacheable_results[vm_power] = {'hosts': []}
self.inventory.add_group(vm_power)
cacheable_results[vm_power].append(current_host)
cacheable_results[vm_power]['hosts'].append(current_host)
self.inventory.add_child(vm_power, current_host)
# Based on guest id
vm_guest_id = temp_vm_object.obj.config.guestId
vm_guest_id = vm_obj.obj.config.guestId
if vm_guest_id and vm_guest_id not in cacheable_results:
cacheable_results[vm_guest_id] = []
cacheable_results[vm_guest_id] = {'hosts': []}
self.inventory.add_group(vm_guest_id)
cacheable_results[vm_guest_id].append(current_host)
cacheable_results[vm_guest_id]['hosts'].append(current_host)
self.inventory.add_child(vm_guest_id, current_host)
return cacheable_results
def _get_managed_objects_properties(self, vim_type, properties=None):
"""
Look up a Managed Object Reference in vCenter / ESXi Environment
:param vim_type: Type of vim object e.g, for datacenter - vim.Datacenter
:param properties: List of properties related to vim object e.g. Name
:return: local content object
"""
# Get Root Folder
root_folder = self.content.rootFolder
if properties is None:
properties = ['name']
# Create Container View with default root folder
mor = self.content.viewManager.CreateContainerView(root_folder, [vim_type], True)
# Create Traversal spec
traversal_spec = vmodl.query.PropertyCollector.TraversalSpec(
name="traversal_spec",
path='view',
skip=False,
type=vim.view.ContainerView
)
# Create Property Spec
property_spec = vmodl.query.PropertyCollector.PropertySpec(
type=vim_type, # Type of object to retrieved
all=False,
pathSet=properties
)
for host in hostvars:
h = self.inventory.get_host(host)
cacheable_results['_meta']['hostvars'][h.name] = h.vars
# Create Object Spec
object_spec = vmodl.query.PropertyCollector.ObjectSpec(
obj=mor,
skip=True,
selectSet=[traversal_spec]
)
return cacheable_results
# Create Filter Spec
filter_spec = vmodl.query.PropertyCollector.FilterSpec(
objectSet=[object_spec],
propSet=[property_spec],
reportMissingObjectsInResults=False
)
def _populate_host_properties(self, vm_obj, current_host):
# Load VM properties in host_vars
vm_properties = [
'name',
'config.cpuHotAddEnabled',
'config.cpuHotRemoveEnabled',
'config.instanceUuid',
'config.hardware.numCPU',
'config.template',
'config.name',
'guest.hostName',
'guest.ipAddress',
'guest.guestId',
'guest.guestState',
'runtime.maxMemoryUsage',
'customValue',
]
field_mgr = self.pyv.content.customFieldsManager.field
return self.content.propertyCollector.RetrieveContents([filter_spec])
for vm_prop in vm_properties:
if vm_prop == 'customValue':
for cust_value in vm_obj.obj.customValue:
self.inventory.set_variable(current_host,
[y.name for y in field_mgr if y.key == cust_value.key][0],
cust_value.value)
else:
vm_value = self.pyv._get_object_prop(vm_obj.obj, vm_prop.split("."))
self.inventory.set_variable(current_host, vm_prop, vm_value)

3
test/integration/targets/inventory_vmware_vm_inventory/ansible.cfg
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@ -3,3 +3,6 @@ inventory = test-config.vmware.yaml
[inventory]
enable_plugins = vmware_vm_inventory
cache = True
cache_plugin = jsonfile
cache_connection = inventory_cache

36
test/integration/targets/inventory_vmware_vm_inventory/runme.sh
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@ -4,6 +4,9 @@
set -euo pipefail
# Required to differentiate between Python 2 and 3 environ
PYTHON=${ANSIBLE_TEST_PYTHON_INTERPRETER:-python}
export ANSIBLE_CONFIG=ansible.cfg
export vcenter_host="${vcenter_host:-0.0.0.0}"
export VMWARE_SERVER="${vcenter_host}"
@ -18,7 +21,20 @@ validate_certs: False
with_tags: False
VMWARE_YAML
trap 'rm -f "${VMWARE_CONFIG}"' INT TERM EXIT
cleanup() {
echo "Cleanup"
if [ -f "${VMWARE_CONFIG}" ]; then
rm -f "${VMWARE_CONFIG}"
fi
if [ -d "$(pwd)/inventory_cache" ]; then
echo "Removing $(pwd)/inventory_cache"
rm -rf "$(pwd)/inventory_cache"
fi
echo "Done"
exit 0
}
trap cleanup INT TERM EXIT
echo "DEBUG: Using ${vcenter_host} with username ${VMWARE_USERNAME} and password ${VMWARE_PASSWORD}"
@ -33,5 +49,23 @@ curl "http://${vcenter_host}:5000/govc_find"
# Get inventory
ansible-inventory -i ${VMWARE_CONFIG} --list
# Get inventory using YAML
ansible-inventory -i ${VMWARE_CONFIG} --list --yaml
# Install TOML for --toml
${PYTHON} -m pip install toml
# Get inventory using TOML
ansible-inventory -i ${VMWARE_CONFIG} --list --toml
echo "Check if cache is working for inventory plugin"
ls "$(pwd)/inventory_cache/vmware_vm_*" > /dev/null 2>&1
if [ $? -ne 0 ]; then
echo "Cache directory not found. Please debug"
exit 1
fi
echo "Cache is working"
# Test playbook with given inventory
ansible-playbook -i ${VMWARE_CONFIG} test_vmware_vm_inventory.yml --connection=local "$@"

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