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258 lines
9.1 KiB
Python
258 lines
9.1 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright: (c) 2018, Abhijeet Kasurde <akasurde@redhat.com>
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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_drs_rule_facts
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short_description: Gathers facts about DRS rule on the given cluster
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description:
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- 'This module can be used to gather facts about DRS VM-VM and VM-HOST rules from the given cluster.'
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version_added: '2.5'
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author:
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- Abhijeet Kasurde (@Akasurde)
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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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cluster_name:
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description:
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- Name of the cluster.
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- DRS facts for the given cluster will be returned.
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- This is required parameter if C(datacenter) parameter is not provided.
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datacenter:
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description:
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- Name of the datacenter.
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- DRS facts for all the clusters from the given datacenter will be returned.
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- This is required parameter if C(cluster_name) parameter is not provided.
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extends_documentation_fragment: vmware.documentation
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'''
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EXAMPLES = r'''
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- name: Gather DRS facts about given Cluster
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vmware_drs_rule_facts:
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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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delegate_to: localhost
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register: cluster_drs_facts
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- name: Gather DRS facts about all Clusters in given datacenter
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vmware_drs_rule_facts:
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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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datacenter: '{{ datacenter_name }}'
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delegate_to: localhost
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register: datacenter_drs_facts
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'''
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RETURN = r'''
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drs_rule_facts:
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description: metadata about DRS rule from given cluster / datacenter
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returned: always
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type: dict
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sample: {
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"DC0_C0": [
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{
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"rule_enabled": true,
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"rule_key": 1,
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"rule_mandatory": true,
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"rule_name": "drs_rule_0001",
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"rule_type": "vm_vm_rule",
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"rule_uuid": "52be5061-665a-68dc-3d25-85cd2d37e114",
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"rule_vms": [
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"VM_65",
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"VM_146"
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]
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},
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],
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"DC1_C1": [
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{
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"rule_affine_host_group_name": "host_group_1",
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"rule_affine_hosts": [
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"10.76.33.204"
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],
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"rule_anti_affine_host_group_name": null,
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"rule_anti_affine_hosts": [],
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"rule_enabled": true,
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"rule_key": 1,
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"rule_mandatory": false,
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"rule_name": "vm_host_rule_0001",
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"rule_type": "vm_host_rule",
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"rule_uuid": "52687108-4d3a-76f2-d29c-b708c40dbe40",
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"rule_vm_group_name": "test_vm_group_1",
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"rule_vms": [
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"VM_8916",
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"VM_4010"
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]
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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
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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 vmware_argument_spec, PyVmomi, find_datacenter_by_name, get_all_objs
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class VmwareDrsFactManager(PyVmomi):
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def __init__(self, module):
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super(VmwareDrsFactManager, self).__init__(module)
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datacenter_name = self.params.get('datacenter', None)
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if datacenter_name:
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datacenter_obj = find_datacenter_by_name(self.content, datacenter_name=datacenter_name)
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self.cluster_obj_list = []
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if datacenter_obj:
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folder = datacenter_obj.hostFolder
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self.cluster_obj_list = get_all_objs(self.content, [vim.ClusterComputeResource], folder)
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else:
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self.module.fail_json(changed=False, msg="Datacenter '%s' not found" % datacenter_name)
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cluster_name = self.params.get('cluster_name', None)
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if cluster_name:
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cluster_obj = self.find_cluster_by_name(cluster_name=cluster_name)
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if cluster_obj is None:
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self.module.fail_json(changed=False, msg="Cluster '%s' not found" % cluster_name)
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else:
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self.cluster_obj_list = [cluster_obj]
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def get_all_from_group(self, group_name=None, cluster_obj=None, hostgroup=False):
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"""
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Return all VM / Host names using given group name
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Args:
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group_name: Rule name
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cluster_obj: Cluster managed object
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hostgroup: True if we want only host name from group
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Returns: List of VM / Host names belonging to given group object
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"""
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obj_name_list = []
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if not all([group_name, cluster_obj]):
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return obj_name_list
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for group in cluster_obj.configurationEx.group:
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if group.name == group_name:
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if not hostgroup and isinstance(group, vim.cluster.VmGroup):
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obj_name_list = [vm.name for vm in group.vm]
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break
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elif hostgroup and isinstance(group, vim.cluster.HostGroup):
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obj_name_list = [host.name for host in group.host]
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break
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return obj_name_list
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@staticmethod
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def normalize_vm_vm_rule_spec(rule_obj=None):
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"""
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Return human readable rule spec
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Args:
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rule_obj: Rule managed object
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Returns: Dictionary with DRS VM VM Rule info
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"""
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if rule_obj is None:
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return {}
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return dict(rule_key=rule_obj.key,
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rule_enabled=rule_obj.enabled,
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rule_name=rule_obj.name,
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rule_mandatory=rule_obj.mandatory,
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rule_uuid=rule_obj.ruleUuid,
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rule_vms=[vm.name for vm in rule_obj.vm],
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rule_type="vm_vm_rule",
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)
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def normalize_vm_host_rule_spec(self, rule_obj=None, cluster_obj=None):
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"""
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Return human readable rule spec
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Args:
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rule_obj: Rule managed object
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cluster_obj: Cluster managed object
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Returns: Dictionary with DRS VM HOST Rule info
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"""
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if not all([rule_obj, cluster_obj]):
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return {}
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return dict(rule_key=rule_obj.key,
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rule_enabled=rule_obj.enabled,
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rule_name=rule_obj.name,
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rule_mandatory=rule_obj.mandatory,
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rule_uuid=rule_obj.ruleUuid,
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rule_vm_group_name=rule_obj.vmGroupName,
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rule_affine_host_group_name=rule_obj.affineHostGroupName,
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rule_anti_affine_host_group_name=rule_obj.antiAffineHostGroupName,
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rule_vms=self.get_all_from_group(group_name=rule_obj.vmGroupName,
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cluster_obj=cluster_obj),
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rule_affine_hosts=self.get_all_from_group(group_name=rule_obj.affineHostGroupName,
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cluster_obj=cluster_obj,
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hostgroup=True),
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rule_anti_affine_hosts=self.get_all_from_group(group_name=rule_obj.antiAffineHostGroupName,
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cluster_obj=cluster_obj,
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hostgroup=True),
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rule_type="vm_host_rule",
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)
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def gather_drs_rule_facts(self):
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"""
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Gather DRS rule facts about given cluster
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Returns: Dictionary of clusters with DRS facts
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"""
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cluster_rule_facts = dict()
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for cluster_obj in self.cluster_obj_list:
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cluster_rule_facts[cluster_obj.name] = []
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for drs_rule in cluster_obj.configuration.rule:
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if isinstance(drs_rule, vim.cluster.VmHostRuleInfo):
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cluster_rule_facts[cluster_obj.name].append(self.normalize_vm_host_rule_spec(rule_obj=drs_rule,
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cluster_obj=cluster_obj))
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else:
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cluster_rule_facts[cluster_obj.name].append(self.normalize_vm_vm_rule_spec(rule_obj=drs_rule))
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return cluster_rule_facts
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def main():
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argument_spec = vmware_argument_spec()
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argument_spec.update(
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datacenter=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(
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argument_spec=argument_spec,
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required_one_of=[
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['cluster_name', 'datacenter'],
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],
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supports_check_mode=True,
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)
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vmware_drs_facts = VmwareDrsFactManager(module)
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module.exit_json(changed=False, drs_rule_facts=vmware_drs_facts.gather_drs_rule_facts())
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if __name__ == "__main__":
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main()
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