mirror of
https://github.com/ansible-collections/community.general.git
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5c69918d53
Migrated all examples: in DOCUMENTATION=''' string to standalone EXAMPLES=''' string Added deprecation warning to moduledev.rst and remove deprecated example from it Fixed up a few typos and uppercased some acronyms. add consistency to how EXAMPLES are formatted
245 lines
8 KiB
Python
245 lines
8 KiB
Python
#!/usr/bin/python
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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DOCUMENTATION = '''
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---
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module: cloudformation
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short_description: create a AWS CloudFormation stack
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description:
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- Launches an AWS CloudFormation stack and waits for it complete.
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version_added: "1.1"
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options:
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stack_name:
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description:
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- name of the cloudformation stack
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required: true
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default: null
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aliases: []
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disable_rollback:
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description:
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- If a stacks fails to form, rollback will remove the stack
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required: false
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default: "no"
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choices: [ "yes", "no" ]
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aliases: []
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template_parameters:
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description:
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- a list of hashes of all the template variables for the stack
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required: true
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default: null
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aliases: []
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region:
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description:
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- The AWS region the stack will be launched in
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required: true
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default: null
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aliases: []
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state:
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description:
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- If state is "present", stack will be created. If state is "present" and if stack exists and template has changed, it will be updated.
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If state is absent, stack will be removed.
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required: true
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default: null
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aliases: []
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template:
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description:
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- the path of the cloudformation template
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required: true
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default: null
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aliases: []
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wait_for:
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description:
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- Wait while the stack is being created/updated/deleted.
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required: false
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default: "yes"
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choices: [ "yes", "no" ]
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aliases: []
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requirements: [ "boto" ]
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author: James S. Martin
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'''
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EXAMPLES = '''
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# Basic task example
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tasks:
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- name: launch ansible cloudformation example
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action: cloudformation >
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stack_name="ansible-cloudformation" state=present
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region=us-east-1 disable_rollback=yes
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template=files/cloudformation-example.json
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args:
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template_parameters:
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KeyName: jmartin
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DiskType: ephemeral
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InstanceType: m1.small
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ClusterSize: 3
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'''
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import boto.cloudformation.connection
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import json
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class Region:
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def __init__(self, region):
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self.name = region
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self.endpoint = 'cloudformation.%s.amazonaws.com' % region
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def boto_exception(err):
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if hasattr(err, 'error_message'):
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error = err.error_message
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elif hasattr(err, 'message'):
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error = err.message
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else:
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error = '%s: %s' % (Exception, err)
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try:
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error_msg = json.loads(error)
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except:
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error_msg = {'Error': error}
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return error_msg
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def stack_operation(cfn, stack_name, operation):
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existed = []
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result = {}
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operation_complete = False
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while operation_complete == False:
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try:
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stack = cfn.describe_stacks(stack_name)[0]
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existed.append('yes')
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except:
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if 'yes' in existed:
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result = {'changed': True, 'output': 'Stack Deleted'}
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result['events'] = map(str, list(stack.describe_events()))
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else:
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result = {'changed': True, 'output': 'Stack Not Found'}
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break
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if '%s_COMPLETE' % operation == stack.stack_status:
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result['changed'] = True
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result['events'] = map(str, list(stack.describe_events()))
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result['output'] = 'Stack %s complete' % operation
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break
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elif '%s_FAILED' % operation == stack.stack_status:
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result['changed'] = False
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result['events'] = map(str, list(stack.describe_events()))
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result['output'] = 'Stack %s failed' % operation
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break
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else:
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time.sleep(5)
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return result
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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stack_name=dict(required=True),
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template_parameters=dict(required=False),
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region=dict(required=True,
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choices=['ap-northeast-1', 'ap-southeast-1',
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'ap-southeast-2', 'eu-west-1',
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'sa-east-1', 'us-east-1', 'us-west-1',
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'us-west-2']),
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state=dict(default='present', choices=['present', 'absent']),
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template=dict(default=None, required=True),
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disable_rollback=dict(default=False),
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wait_for=dict(default=True)
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)
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)
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wait_for = module.params['wait_for']
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state = module.params['state']
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stack_name = module.params['stack_name']
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region = Region(module.params['region'])
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template_body = open(module.params['template'], 'r').read()
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disable_rollback = module.params['disable_rollback']
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template_parameters = module.params['template_parameters']
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template_parameters_tup = [(k, v) for k, v in template_parameters.items()]
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stack_outputs = {}
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stack_outputs[module.params['region']] = {}
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stack_outputs[module.params['region']][stack_name] = {}
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try:
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cfn = boto.cloudformation.connection.CloudFormationConnection(
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region=region)
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except boto.exception.NoAuthHandlerFound, e:
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module.fail_json(msg=str(e))
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update = False
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stack_events = []
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result = {}
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operation = None
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output = ''
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if state == 'present':
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try:
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cfn.create_stack(stack_name, parameters=template_parameters_tup,
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template_body=template_body,
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disable_rollback=disable_rollback,
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capabilities=['CAPABILITY_IAM'])
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operation = 'CREATE'
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except Exception, err:
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error_msg = boto_exception(err)
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if error_msg['Error']['Code'] == 'AlreadyExistsException':
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update = True
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else:
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result = {'changed': False, 'output': error_msg}
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module.fail_json(**result)
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if not update:
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result = stack_operation(cfn, stack_name, operation)
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if update:
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try:
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cfn.update_stack(stack_name, parameters=template_parameters_tup,
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template_body=template_body,
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disable_rollback=disable_rollback,
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capabilities=['CAPABILITY_IAM'])
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operation = 'UPDATE'
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except Exception, err:
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error_msg = boto_exception(err)
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if error_msg['Error']['Message'] == 'No updates are to be performed.':
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output = error_msg['Error']['Message']
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result = {'changed': False, 'output': output}
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if operation == 'UPDATE':
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result = stack_operation(cfn, stack_name, operation)
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if state == 'present' or update:
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stack = cfn.describe_stacks(stack_name)[0]
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for output in stack.outputs:
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stack_outputs[module.params['region']][stack_name][
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output.key] = output.value
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result['stack_outputs'] = stack_outputs
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# absent state is different because of the way delete_stack works.
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# problem is it it doesn't give an error if stack isn't found
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# so must describe the stack first
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if state == 'absent':
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try:
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cfn.describe_stacks(stack_name)
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operation = 'DELETE'
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except Exception, err:
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error_msg = boto_exception(err)
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result = {'changed': False, 'output': error_msg}
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module.fail_json(result)
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if operation == 'DELETE':
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cfn.delete_stack(stack_name)
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result = stack_operation(cfn, stack_name, operation)
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module.exit_json(**result)
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# this is magic, see lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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main()
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