VMware: New module vmware_host_powermgmt_policy (#46688)
* New module vmware_host_powermgmt_policy * minor changes Signed-off-by: Christian Kotte <christian.kotte@gmx.de> Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
This commit is contained in:
Christian Kotte
Abhijeet Kasurde
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3 changed files with 363 additions and 0 deletions
232
lib/ansible/modules/cloud/vmware/vmware_host_powermgmt_policy.py
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232
lib/ansible/modules/cloud/vmware/vmware_host_powermgmt_policy.py
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright: (c) 2018, Christian Kotte <christian.kotte@gmx.de>
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#
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {
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'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'
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}
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DOCUMENTATION = r'''
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---
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module: vmware_host_powermgmt_policy
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short_description: Manages the Power Management Policy of an ESXI host system
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description:
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- This module can be used to manage the Power Management Policy of ESXi host systems in given vCenter infrastructure.
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version_added: 2.8
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author:
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- Christian Kotte (@ckotte) <christian.kotte@gmx.de>
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notes:
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- Tested on vSphere 6.5
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requirements:
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- python >= 2.6
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- PyVmomi
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options:
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policy:
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description:
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- Set the Power Management Policy of the host system.
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choices: [ 'high-performance', 'balanced', 'low-power', 'custom' ]
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default: 'balanced'
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esxi_hostname:
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description:
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- Name of the host system to work with.
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- This is required parameter if C(cluster_name) is not specified.
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cluster_name:
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description:
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- Name of the cluster from which all host systems will be used.
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- This is required parameter if C(esxi_hostname) is not specified.
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extends_documentation_fragment: vmware.documentation
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'''
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EXAMPLES = r'''
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- name: Set the Power Management Policy of a host system to high-performance
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vmware_host_powermgmt_policy:
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hostname: '{{ vcenter_hostname }}'
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username: '{{ vcenter_username }}'
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password: '{{ vcenter_password }}'
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esxi_hostname: '{{ esxi_host }}'
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policy: high-performance
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validate_certs: no
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delegate_to: localhost
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- name: Set the Power Management Policy of all host systems from cluster to high-performance
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vmware_host_powermgmt_policy:
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hostname: '{{ vcenter_hostname }}'
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username: '{{ vcenter_username }}'
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password: '{{ vcenter_password }}'
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cluster_name: '{{ cluster_name }}'
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policy: high-performance
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validate_certs: no
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delegate_to: localhost
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'''
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RETURN = r'''
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result:
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description: metadata about host system's Power Management Policy
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returned: always
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type: dict
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sample: {
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"changed": true,
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"result": {
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"esxi01": {
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"changed": true,
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"current_state": "high-performance",
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"desired_state": "high-performance",
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"msg": "Power policy changed",
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"previous_state": "balanced"
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}
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}
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}
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'''
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try:
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from pyVmomi import vim, vmodl
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except ImportError:
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pass
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.vmware import PyVmomi, vmware_argument_spec
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from ansible.module_utils._text import to_native
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class VmwareHostPowerManagement(PyVmomi):
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"""
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Class to manage power management policy of an ESXi host system
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"""
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def __init__(self, module):
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super(VmwareHostPowerManagement, self).__init__(module)
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cluster_name = self.params.get('cluster_name')
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esxi_host_name = self.params.get('esxi_hostname')
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self.hosts = self.get_all_host_objs(cluster_name=cluster_name, esxi_host_name=esxi_host_name)
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if not self.hosts:
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self.module.fail_json(msg="Failed to find host system with given configuration.")
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def ensure(self):
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"""
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Manage power management policy of an ESXi host system
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"""
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results = dict(changed=False, result=dict())
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policy = self.params.get('policy')
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host_change_list = []
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power_policies = {
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'high-performance': {
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'key': 1,
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'short_name': 'static'
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},
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'balanced': {
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'key': 2,
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'short_name': 'dynamic'
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},
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'low-power': {
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'key': 3,
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'short_name': 'low'
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},
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'custom': {
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'key': 4,
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'short_name': 'custom'
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}
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}
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for host in self.hosts:
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changed = False
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results['result'][host.name] = dict(msg='')
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power_system = host.configManager.powerSystem
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# get current power policy
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power_system_info = power_system.info
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current_host_power_policy = power_system_info.currentPolicy
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# the "name" and "description" parameters are pretty useless
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# they store only strings containing "PowerPolicy.<shortName>.name" and "PowerPolicy.<shortName>.description"
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if current_host_power_policy.shortName == "static":
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current_policy = 'high-performance'
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elif current_host_power_policy.shortName == "dynamic":
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current_policy = 'balanced'
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elif current_host_power_policy.shortName == "low":
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current_policy = 'low-power'
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elif current_host_power_policy.shortName == "custom":
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current_policy = 'custom'
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results['result'][host.name]['desired_state'] = policy
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# Don't do anything if the power policy is already configured
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if current_host_power_policy.key == power_policies[policy]['key']:
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results['result'][host.name]['changed'] = changed
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results['result'][host.name]['previous_state'] = current_policy
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results['result'][host.name]['current_state'] = policy
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results['result'][host.name]['msg'] = "Power policy is already configured"
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else:
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# get available power policies and check if policy is included
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supported_policy = False
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power_system_capability = power_system.capability
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available_host_power_policies = power_system_capability.availablePolicy
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for available_policy in available_host_power_policies:
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if available_policy.shortName == power_policies[policy]['short_name']:
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supported_policy = True
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if supported_policy:
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if not self.module.check_mode:
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try:
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power_system.ConfigurePowerPolicy(key=power_policies[policy]['key'])
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changed = True
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results['result'][host.name]['changed'] = True
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results['result'][host.name]['msg'] = "Power policy changed"
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except vmodl.fault.InvalidArgument:
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self.module.fail_json(msg="Invalid power policy key provided for host '%s'" % host.name)
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except vim.fault.HostConfigFault as host_config_fault:
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self.module.fail_json(msg="Failed to configure power policy for host '%s': %s" %
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(host.name, to_native(host_config_fault.msg)))
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else:
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changed = True
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results['result'][host.name]['changed'] = True
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results['result'][host.name]['msg'] = "Power policy will be changed"
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results['result'][host.name]['previous_state'] = current_policy
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results['result'][host.name]['current_state'] = policy
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else:
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changed = False
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results['result'][host.name]['changed'] = changed
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results['result'][host.name]['previous_state'] = current_policy
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results['result'][host.name]['current_state'] = current_policy
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self.module.fail_json(msg="Power policy '%s' isn't supported for host '%s'" %
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(policy, host.name))
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host_change_list.append(changed)
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if any(host_change_list):
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results['changed'] = True
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self.module.exit_json(**results)
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def main():
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"""
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Main
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"""
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argument_spec = vmware_argument_spec()
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argument_spec.update(
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policy=dict(type='str', default='balanced',
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choices=['high-performance', 'balanced', 'low-power', 'custom']),
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esxi_hostname=dict(type='str', required=False),
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cluster_name=dict(type='str', required=False),
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)
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module = AnsibleModule(argument_spec=argument_spec,
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required_one_of=[
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['cluster_name', 'esxi_hostname'],
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],
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supports_check_mode=True
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)
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host_power_management = VmwareHostPowerManagement(module)
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host_power_management.ensure()
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if __name__ == '__main__':
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main()
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@ -0,0 +1,2 @@
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cloud/vcenter
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unsupported
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@ -0,0 +1,129 @@
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# Test code for the vmware_host_powermgmt_policy module.
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# Copyright: (c) 2018, Christian Kotte <christian.kotte@gmx.de>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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- name: Store the vcenter container ip
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set_fact:
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vcsim: "{{ lookup('env', 'vcenter_host') }}"
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- debug: var=vcsim
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- name: Wait for Flask controller to come up online
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wait_for:
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host: "{{ vcsim }}"
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port: 5000
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state: started
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- name: Kill vcsim
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uri:
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url: http://{{ vcsim }}:5000/killall
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- name: Start vcsim
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uri:
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url: http://{{ vcsim }}:5000/spawn?cluster=2
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register: vcsim_instance
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- debug:
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var: vcsim_instance
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- name: Wait for vcsim server to come up online
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wait_for:
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host: "{{ vcsim }}"
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port: 443
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state: started
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- name: Get a list of Cluster from vcsim
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uri:
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url: http://{{ vcsim }}:5000/govc_find?filter=CCR
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register: clusters
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- name: Get a cluster
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set_fact:
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ccr1: "{{ clusters.json[0] | basename }}"
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- name: Get a list of hosts from vcsim
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uri:
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url: http://{{ vcsim }}:5000/govc_find?filter=H
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register: hosts
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- name: Get a host
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set_fact:
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host1: "{{ hosts.json[0] | basename }}"
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- debug: var=ccr1
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- debug: var=host1
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# The following test cases aren't supported by vcsim
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- name: Set the Power Management Policy for {{ host1 }}
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vmware_host_powermgmt_policy:
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hostname: "{{ vcsim }}"
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username: "{{ vcsim_instance.json.username }}"
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password: "{{ vcsim_instance.json.password }}"
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esxi_hostname: "{{ host1 }}"
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policy: high-performance
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validate_certs: no
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register: host_result
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- debug: msg="{{ host_result }}"
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- name: Ensure Power Management Policy for {{ host1 }}
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assert:
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that:
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- host_result is changed
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- host_result.result is defined
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- name: Set the Power Management Policy on all hosts of {{ ccr1 }}
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vmware_host_powermgmt_policy:
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hostname: "{{ vcsim }}"
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username: "{{ vcsim_instance.json.username }}"
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password: "{{ vcsim_instance.json.password }}"
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esxi_hostname: "{{ host1 }}"
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policy: balanced
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validate_certs: no
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register: all_hosts_result
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- debug: msg="{{ all_hosts_result }}"
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- name: Ensure Power Management Policy is changed for all hosts of {{ ccr1 }}
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assert:
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that:
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- all_hosts_result is changed
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- all_hosts_result.result is defined
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- name: Set the Power Management Policy for {{ host1 }} in check mode
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vmware_host_powermgmt_policy:
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hostname: "{{ vcsim }}"
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username: "{{ vcsim_instance.json.username }}"
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password: "{{ vcsim_instance.json.password }}"
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esxi_hostname: "{{ host1 }}"
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policy: high-performance
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validate_certs: no
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register: host_result
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check_mode: yes
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- debug: msg="{{ host_result }}"
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- name: Ensure Power Management Policy for {{ host1 }} in check mode
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assert:
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that:
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- host_result is changed
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- host_result.result is defined
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- name: Set the Power Management Policy on all hosts of {{ ccr1 }} in check mode
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vmware_host_powermgmt_policy:
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hostname: "{{ vcsim }}"
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username: "{{ vcsim_instance.json.username }}"
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password: "{{ vcsim_instance.json.password }}"
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esxi_hostname: "{{ host1 }}"
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policy: balanced
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validate_certs: no
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register: all_hosts_result
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check_mode: yes
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- debug: msg="{{ all_hosts_result }}"
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- name: Ensure Power Management Policy is changed for all hosts of {{ ccr1 }} in check mode
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assert:
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that:
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- all_hosts_result is changed
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- all_hosts_result.result is defined
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