mirror of
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315 lines
9.7 KiB
Python
315 lines
9.7 KiB
Python
#!/usr/bin/python
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#
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# Copyright (c) 2017 Julien Stroheker, <juliens@microsoft.com>
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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 = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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---
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module: azure_rm_availabilityset
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version_added: "2.4"
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short_description: Manage Azure availability set.
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description:
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- Create, update and delete Azure availability set. An availability set cannot be updated, you will have to
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recreate one instead. The only update operation will be for the tags.
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options:
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resource_group:
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description:
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- Name of a resource group where the availability set exists or will be created.
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required: true
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name:
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description:
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- Name of the availability set.
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required: true
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state:
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description:
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- Assert the state of the availability set. Use 'present' to create or update a availability set and
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'absent' to delete a availability set.
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default: present
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choices:
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- absent
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- present
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required: false
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location:
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description:
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- Valid azure location. Defaults to location of the resource group.
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required: false
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platform_update_domain_count:
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description:
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- Update domains indicate groups of virtual machines and underlying physical hardware that can be rebooted at the same time. Default is 5.
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default: 5
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required: false
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platform_fault_domain_count:
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description:
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- Fault domains define the group of virtual machines that share a common power source and network switch. Should be between 1 and 3. Default is 3
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default: 3
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required: false
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sku:
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description:
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- Define if the availability set supports managed disks.
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default: Classic
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choices:
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- Classic
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- Aligned
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required: false
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extends_documentation_fragment:
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- azure
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- azure_tags
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author:
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- "Julien Stroheker (@julienstroheker)"
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'''
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EXAMPLES = '''
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- name: Create an availability set with default options
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azure_rm_availabilityset:
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name: myavailabilityset
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location: eastus
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resource_group: Testing
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- name: Create an availability set with advanced options
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azure_rm_availabilityset:
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name: myavailabilityset
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location: eastus
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resource_group: Testing
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platform_update_domain_count: 5
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platform_fault_domain_count: 3
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sku: Aligned
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- name: Delete an availability set
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azure_rm_availabilityset:
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name: myavailabilityset
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location: eastus
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resource_group: Testing
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state: absent
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'''
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RETURN = '''
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state:
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description: Current state of the availability set
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returned: always
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type: dict
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changed:
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description: Whether or not the resource has changed
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returned: always
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type: bool
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'''
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from ansible.module_utils.azure_rm_common import AzureRMModuleBase
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try:
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from msrestazure.azure_exceptions import CloudError
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except ImportError:
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# This is handled in azure_rm_common
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pass
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def availability_set_to_dict(avaset):
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'''
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Serializing the availability set from the API to Dict
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:return: dict
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'''
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return dict(
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id=avaset.id,
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name=avaset.name,
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location=avaset.location,
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platform_update_domain_count=avaset.platform_update_domain_count,
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platform_fault_domain_count=avaset.platform_fault_domain_count,
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tags=avaset.tags,
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sku=avaset.sku.name
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)
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class AzureRMAvailabilitySet(AzureRMModuleBase):
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"""Configuration class for an Azure RM availability set resource"""
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def __init__(self):
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self.module_arg_spec = dict(
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resource_group=dict(
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type='str',
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required=True
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),
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name=dict(
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type='str',
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required=True
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),
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state=dict(
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type='str',
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required=False,
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default='present',
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choices=['present', 'absent']
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),
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location=dict(
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type='str',
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required=False
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),
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platform_update_domain_count=dict(
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type='int',
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default=5,
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required=False
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),
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platform_fault_domain_count=dict(
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type='int',
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default=3,
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required=False
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),
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sku=dict(
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type='str',
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default='Classic',
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required=False,
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choices=['Classic', 'Aligned']
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)
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)
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self.resource_group = None
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self.name = None
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self.location = None
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self.tags = None
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self.platform_update_domain_count = None
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self.platform_fault_domain_count = None
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self.sku = None
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self.state = None
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self.warning = False
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self.results = dict(changed=False, state=dict())
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super(AzureRMAvailabilitySet, self).__init__(derived_arg_spec=self.module_arg_spec,
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supports_check_mode=True,
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supports_tags=True)
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def exec_module(self, **kwargs):
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"""Main module execution method"""
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for key in list(self.module_arg_spec.keys()) + ['tags']:
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setattr(self, key, kwargs[key])
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resource_group = None
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response = None
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to_be_updated = False
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resource_group = self.get_resource_group(self.resource_group)
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if not self.location:
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self.location = resource_group.location
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# Check if the AS already present in the RG
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if self.state == 'present':
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response = self.get_availabilityset()
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self.results['state'] = response
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if not response:
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to_be_updated = True
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else:
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update_tags, response['tags'] = self.update_tags(response['tags'])
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if update_tags:
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self.log("Tags has to be updated")
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to_be_updated = True
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if response['platform_update_domain_count'] != self.platform_update_domain_count:
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self.faildeploy('platform_update_domain_count')
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if response['platform_fault_domain_count'] != self.platform_fault_domain_count:
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self.faildeploy('platform_fault_domain_count')
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if response['sku'] != self.sku:
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self.faildeploy('sku')
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if self.check_mode:
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return self.results
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if to_be_updated:
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self.results['state'] = self.create_or_update_availabilityset()
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self.results['changed'] = True
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elif self.state == 'absent':
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self.delete_availabilityset()
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self.results['changed'] = True
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return self.results
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def faildeploy(self, param):
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'''
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Helper method to push fail message in the console.
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Useful to notify that the users cannot change some values in a Availability Set
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:param: variable's name impacted
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:return: void
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'''
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self.fail("You tried to change {0} but is was unsuccessful. An Availability Set is immutable, except tags".format(str(param)))
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def create_or_update_availabilityset(self):
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'''
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Method calling the Azure SDK to create or update the AS.
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:return: void
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'''
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self.log("Creating availabilityset {0}".format(self.name))
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try:
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params_sku = self.compute_models.Sku(
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name=self.sku
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)
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params = self.compute_models.AvailabilitySet(
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location=self.location,
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tags=self.tags,
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platform_update_domain_count=self.platform_update_domain_count,
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platform_fault_domain_count=self.platform_fault_domain_count,
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sku=params_sku
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)
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response = self.compute_client.availability_sets.create_or_update(self.resource_group, self.name, params)
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except CloudError as e:
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self.log('Error attempting to create the availability set.')
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self.fail("Error creating the availability set: {0}".format(str(e)))
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return availability_set_to_dict(response)
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def delete_availabilityset(self):
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'''
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Method calling the Azure SDK to delete the AS.
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:return: void
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'''
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self.log("Deleting availabilityset {0}".format(self.name))
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try:
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response = self.compute_client.availability_sets.delete(self.resource_group, self.name)
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except CloudError as e:
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self.log('Error attempting to delete the availability set.')
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self.fail("Error deleting the availability set: {0}".format(str(e)))
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return True
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def get_availabilityset(self):
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'''
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Method calling the Azure SDK to get an AS.
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:return: void
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'''
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self.log("Checking if the availabilityset {0} is present".format(self.name))
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found = False
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try:
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response = self.compute_client.availability_sets.get(self.resource_group, self.name)
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found = True
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except CloudError as e:
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self.log('Did not find the Availability set.')
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if found is True:
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return availability_set_to_dict(response)
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else:
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return False
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def main():
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"""Main execution"""
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AzureRMAvailabilitySet()
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if __name__ == '__main__':
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main()
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