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#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: (c) 2017, Tim Rightnour <thegarbledone@gmail.com>
# Copyright: (c) 2018, 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
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = r'''
---
module: vmware_datastore_info
short_description: Gather info about datastores available in given vCenter
description:
- This module can be used to gather information about datastores in VMWare infrastructure.
author:
- Tim Rightnour (@garbled1)
options:
name:
description:
- Name of the datastore to match.
- If set, information of specific datastores are returned.
required: false
type: str
datacenter:
description:
- Datacenter to search for datastores.
- This parameter is required, if O(cluster) is not supplied.
required: false
aliases: ['datacenter_name']
type: str
cluster:
description:
- Cluster to search for datastores.
- If set, information of datastores belonging this clusters will be returned.
- This parameter is required, if O(datacenter) is not supplied.
required: false
type: str
gather_nfs_mount_info:
description:
- Gather mount information of NFS datastores.
- Disabled per default because this slows down the execution if you have a lot of datastores.
- Only valid when O(schema=summary).
type: bool
default: false
gather_vmfs_mount_info:
description:
- Gather mount information of VMFS datastores.
- Disabled per default because this slows down the execution if you have a lot of datastores.
- Only valid when O(schema=summary).
type: bool
default: false
schema:
description:
- Specify the output schema desired.
- The 'summary' output schema is the legacy output from the module
- The 'vsphere' output schema is the vSphere API class definition
choices: ['summary', 'vsphere']
default: 'summary'
type: str
show_tag:
description:
- Tags related to Datastore are shown if set to V(true).
default: false
type: bool
properties:
description:
- Specify the properties to retrieve.
- If not specified, all properties are retrieved (deeply).
- Results are returned in a structure identical to the vsphere API.
- 'Example:'
- ' properties: ['
- ' "name",'
- ' "info.vmfs.ssd",'
- ' "capability.vsanSparseSupported",'
- ' "overallStatus"'
- ' ]'
- Only valid when O(schema=vsphere).
type: list
required: false
elements: str
extends_documentation_fragment:
- community.vmware.vmware.documentation
'''
EXAMPLES = r'''
- name: Gather info from standalone ESXi server having datacenter as 'ha-datacenter'
community.vmware.vmware_datastore_info:
hostname: '{{ esxi_hostname }}'
username: '{{ esxi_username }}'
password: '{{ esxi_password }}'
datacenter_name: "ha-datacenter"
delegate_to: localhost
register: info
- name: Gather info from datacenter about specific datastore
community.vmware.vmware_datastore_info:
hostname: '{{ vcenter_hostname }}'
username: '{{ vcenter_username }}'
password: '{{ vcenter_password }}'
datacenter_name: '{{ datacenter_name }}'
name: datastore1
delegate_to: localhost
register: info
- name: Gather some info from a datastore using the vSphere API output schema
community.vmware.vmware_datastore_info:
hostname: '{{ vcenter_hostname }}'
username: '{{ vcenter_username }}'
password: '{{ vcenter_password }}'
datacenter_name: '{{ datacenter_name }}'
schema: vsphere
properties:
- name
- info.vmfs.ssd
- capability.vsanSparseSupported
- overallStatus
delegate_to: localhost
register: info
'''
RETURN = r'''
datastores:
description: metadata about the available datastores
returned: always
type: list
sample: [
{
"accessible": false,
"capacity": 42681237504,
"datastore_cluster": "datacluster0",
"freeSpace": 39638269952,
"maintenanceMode": "normal",
"multipleHostAccess": false,
"name": "datastore2",
"provisioned": 12289211488,
"type": "VMFS",
"uncommitted": 9246243936,
"url": "ds:///vmfs/volumes/5a69b18a-c03cd88c-36ae-5254001249ce/",
"vmfs_blockSize": 1024,
"vmfs_uuid": "5a69b18a-c03cd88c-36ae-5254001249ce",
"vmfs_version": "6.81"
},
{
"accessible": true,
"capacity": 5497558138880,
"datastore_cluster": "datacluster0",
"freeSpace": 4279000641536,
"maintenanceMode": "normal",
"multipleHostAccess": true,
"name": "datastore3",
"nfs_path": "/vol/datastore3",
"nfs_server": "nfs_server1",
"provisioned": 1708109410304,
"type": "NFS",
"uncommitted": 489551912960,
"url": "ds:///vmfs/volumes/420b3e73-67070776/"
},
]
'''
try:
from pyVmomi import vim
except ImportError:
pass
from ansible.module_utils.basic import AnsibleModule
from ansible_collections.community.vmware.plugins.module_utils.vmware import (
PyVmomi,
vmware_argument_spec,
get_all_objs,
find_cluster_by_name,
get_parent_datacenter)
from ansible_collections.community.vmware.plugins.module_utils.vmware_rest_client import VmwareRestClient
class VMwareHostDatastore(PyVmomi):
""" This class populates the datastore list """
def __init__(self, module):
super(VMwareHostDatastore, self).__init__(module)
self.gather_nfs_mount_info = self.module.params['gather_nfs_mount_info']
self.gather_vmfs_mount_info = self.module.params['gather_vmfs_mount_info']
self.schema = self.module.params['schema']
self.properties = self.module.params['properties']
if self.module.params['show_tag']:
self.vmware_client = VmwareRestClient(self.module)
def check_datastore_host(self, esxi_host, datastore):
""" Get all datastores of specified ESXi host """
esxi = self.find_hostsystem_by_name(esxi_host)
if esxi is None:
self.module.fail_json(msg="Failed to find ESXi hostname %s " % esxi_host)
storage_system = esxi.configManager.storageSystem
host_file_sys_vol_mount_info = storage_system.fileSystemVolumeInfo.mountInfo
for host_mount_info in host_file_sys_vol_mount_info:
if host_mount_info.volume.name == datastore:
return host_mount_info
return None
def build_datastore_list(self, datastore_list):
""" Build list with datastores """
datastores = list()
for datastore in datastore_list:
if self.schema == 'summary':
summary = datastore.summary
datastore_summary = dict()
datastore_summary['accessible'] = summary.accessible
datastore_summary['capacity'] = summary.capacity
datastore_summary['name'] = summary.name
datastore_summary['freeSpace'] = summary.freeSpace
datastore_summary['maintenanceMode'] = summary.maintenanceMode
datastore_summary['multipleHostAccess'] = summary.multipleHostAccess
datastore_summary['type'] = summary.type
if self.gather_nfs_mount_info or self.gather_vmfs_mount_info:
if self.gather_nfs_mount_info and summary.type.startswith("NFS"):
# get mount info from the first ESXi host attached to this NFS datastore
host_mount_info = self.check_datastore_host(summary.datastore.host[0].key.name, summary.name)
datastore_summary['nfs_server'] = host_mount_info.volume.remoteHost
datastore_summary['nfs_path'] = host_mount_info.volume.remotePath
if self.gather_vmfs_mount_info and summary.type == "VMFS":
# get mount info from the first ESXi host attached to this VMFS datastore
host_mount_info = self.check_datastore_host(summary.datastore.host[0].key.name, summary.name)
datastore_summary['vmfs_blockSize'] = host_mount_info.volume.blockSize
datastore_summary['vmfs_version'] = host_mount_info.volume.version
datastore_summary['vmfs_uuid'] = host_mount_info.volume.uuid
# uncommitted is optional / not always set
if not summary.uncommitted:
summary.uncommitted = 0
datastore_summary['uncommitted'] = summary.uncommitted
datastore_summary['url'] = summary.url
# Calculated values
datastore_summary['provisioned'] = summary.capacity - summary.freeSpace + summary.uncommitted
datastore_summary['datastore_cluster'] = 'N/A'
if isinstance(datastore.parent, vim.StoragePod):
datastore_summary['datastore_cluster'] = datastore.parent.name
if self.module.params['show_tag']:
datastore_summary['tags'] = self.vmware_client.get_tags_for_datastore(datastore._moId)
if self.module.params['name']:
if datastore_summary['name'] == self.module.params['name']:
datastores.extend([datastore_summary])
else:
datastores.extend([datastore_summary])
else:
temp_ds = self.to_json(datastore, self.properties)
if self.module.params['show_tag']:
temp_ds.update({'tags': self.vmware_client.get_tags_for_datastore(datastore._moId)})
if self.module.params['name']:
if datastore.name == self.module.params['name']:
datastores.extend(([temp_ds]))
else:
datastores.extend(([temp_ds]))
return datastores
class PyVmomiCache(object):
""" This class caches references to objects which are requested multiples times but not modified """
def __init__(self, content, dc_name=None):
self.content = content
self.dc_name = dc_name
self.clusters = {}
self.parent_datacenters = {}
def get_all_objs(self, content, types, confine_to_datacenter=True):
""" Wrapper around get_all_objs to set datacenter context """
objects = get_all_objs(content, types)
if confine_to_datacenter:
if hasattr(objects, 'items'):
# resource pools come back as a dictionary
for k, v in tuple(objects.items()):
parent_dc = get_parent_datacenter(k)
if parent_dc.name != self.dc_name:
del objects[k]
else:
# everything else should be a list
objects = [x for x in objects if get_parent_datacenter(x).name == self.dc_name]
return objects
class PyVmomiHelper(PyVmomi):
""" This class gets datastores """
def __init__(self, module):
super(PyVmomiHelper, self).__init__(module)
self.cache = PyVmomiCache(self.content, dc_name=self.params['datacenter'])
def lookup_datastore(self, confine_to_datacenter):
""" Get datastore(s) per ESXi host or vCenter server """
datastores = self.cache.get_all_objs(self.content, [vim.Datastore], confine_to_datacenter)
return datastores
def lookup_datastore_by_cluster(self):
""" Get datastore(s) per cluster """
cluster = find_cluster_by_name(self.content, self.params['cluster'])
if not cluster:
self.module.fail_json(msg='Failed to find cluster "%(cluster)s"' % self.params)
c_dc = cluster.datastore
return c_dc
def main():
""" Main """
argument_spec = vmware_argument_spec()
argument_spec.update(
name=dict(type='str'),
datacenter=dict(type='str', aliases=['datacenter_name']),
cluster=dict(type='str'),
gather_nfs_mount_info=dict(type='bool', default=False),
gather_vmfs_mount_info=dict(type='bool', default=False),
schema=dict(type='str', choices=['summary', 'vsphere'], default='summary'),
properties=dict(type='list', elements='str'),
show_tag=dict(type='bool', default=False),
)
module = AnsibleModule(argument_spec=argument_spec,
supports_check_mode=True
)
result = dict(changed=False)
pyv = PyVmomiHelper(module)
if module.params['cluster']:
dxs = pyv.lookup_datastore_by_cluster()
elif module.params['datacenter']:
dxs = pyv.lookup_datastore(confine_to_datacenter=True)
else:
dxs = pyv.lookup_datastore(confine_to_datacenter=False)
vmware_host_datastore = VMwareHostDatastore(module)
datastores = vmware_host_datastore.build_datastore_list(dxs)
result['datastores'] = datastores
module.exit_json(**result)
if __name__ == '__main__':
main()
|