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Relocating extras into lib/ansible/modules/ after merge
This commit is contained in:
James Cammarata
Matt Clay
parent
c65ba07d2c
commit
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596 changed files with 0 additions and 266 deletions
344
lib/ansible/modules/cloud/amazon/ecs_taskdefinition.py
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344
lib/ansible/modules/cloud/amazon/ecs_taskdefinition.py
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#!/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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ANSIBLE_METADATA = {'status': ['preview'],
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'supported_by': 'community',
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'version': '1.0'}
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DOCUMENTATION = '''
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---
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module: ecs_taskdefinition
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short_description: register a task definition in ecs
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description:
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- Creates or terminates task definitions
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version_added: "2.0"
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author: Mark Chance(@Java1Guy)
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requirements: [ json, boto, botocore, boto3 ]
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options:
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state:
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description:
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- State whether the task definition should exist or be deleted
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required: true
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choices: ['present', 'absent']
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arn:
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description:
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- The arn of the task description to delete
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required: false
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family:
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description:
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- A Name that would be given to the task definition
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required: false
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revision:
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description:
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- A revision number for the task definition
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required: False
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type: int
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containers:
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description:
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- A list of containers definitions
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required: False
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type: list of dicts with container definitions
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volumes:
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description:
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- A list of names of volumes to be attached
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required: False
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type: list of name
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extends_documentation_fragment:
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- aws
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- ec2
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'''
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EXAMPLES = '''
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- name: "Create task definition"
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ecs_taskdefinition:
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containers:
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- name: simple-app
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cpu: 10
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essential: true
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image: "httpd:2.4"
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memory: 300
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mountPoints:
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- containerPath: /usr/local/apache2/htdocs
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sourceVolume: my-vol
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portMappings:
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- containerPort: 80
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hostPort: 80
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- name: busybox
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command:
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- "/bin/sh -c \"while true; do echo '<html> <head> <title>Amazon ECS Sample App</title> <style>body {margin-top: 40px; background-color: #333;} </style> </head><body> <div style=color:white;text-align:center> <h1>Amazon ECS Sample App</h1> <h2>Congratulations!</h2> <p>Your application is now running on a container in Amazon ECS.</p>' > top; /bin/date > date ; echo '</div></body></html>' > bottom; cat top date bottom > /usr/local/apache2/htdocs/index.html ; sleep 1; done\""
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cpu: 10
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entryPoint:
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- sh
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- "-c"
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essential: false
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image: busybox
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memory: 200
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volumesFrom:
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- sourceContainer: simple-app
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volumes:
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- name: my-vol
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family: test-cluster-taskdef
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state: present
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register: task_output
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'''
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RETURN = '''
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taskdefinition:
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description: a reflection of the input parameters
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type: dict inputs plus revision, status, taskDefinitionArn
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'''
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try:
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import boto
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import botocore
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HAS_BOTO = True
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except ImportError:
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HAS_BOTO = False
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try:
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import boto3
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HAS_BOTO3 = True
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except ImportError:
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HAS_BOTO3 = False
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.ec2 import boto3_conn, ec2_argument_spec, get_aws_connection_info
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class EcsTaskManager:
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"""Handles ECS Tasks"""
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def __init__(self, module):
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self.module = module
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try:
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region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
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if not region:
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module.fail_json(msg="Region must be specified as a parameter, in EC2_REGION or AWS_REGION environment variables or in boto configuration file")
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self.ecs = boto3_conn(module, conn_type='client', resource='ecs', region=region, endpoint=ec2_url, **aws_connect_kwargs)
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except boto.exception.NoAuthHandlerFound as e:
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module.fail_json(msg="Can't authorize connection - " % str(e))
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def describe_task(self, task_name):
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try:
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response = self.ecs.describe_task_definition(taskDefinition=task_name)
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return response['taskDefinition']
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except botocore.exceptions.ClientError:
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return None
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def register_task(self, family, container_definitions, volumes):
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response = self.ecs.register_task_definition(family=family,
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containerDefinitions=container_definitions, volumes=volumes)
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return response['taskDefinition']
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def describe_task_definitions(self, family):
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data = {
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"taskDefinitionArns": [],
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"nextToken": None
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}
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def fetch():
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# Boto3 is weird about params passed, so only pass nextToken if we have a value
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params = {
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'familyPrefix': family
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}
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if data['nextToken']:
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params['nextToken'] = data['nextToken']
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result = self.ecs.list_task_definitions(**params)
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data['taskDefinitionArns'] += result['taskDefinitionArns']
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data['nextToken'] = result.get('nextToken', None)
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return data['nextToken'] is not None
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# Fetch all the arns, possibly across multiple pages
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while fetch():
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pass
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# Return the full descriptions of the task definitions, sorted ascending by revision
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return list(sorted([self.ecs.describe_task_definition(taskDefinition=arn)['taskDefinition'] for arn in data['taskDefinitionArns']], key=lambda td: td['revision']))
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def deregister_task(self, taskArn):
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response = self.ecs.deregister_task_definition(taskDefinition=taskArn)
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return response['taskDefinition']
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def main():
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argument_spec = ec2_argument_spec()
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argument_spec.update(dict(
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state=dict(required=True, choices=['present', 'absent']),
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arn=dict(required=False, type='str'),
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family=dict(required=False, type='str'),
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revision=dict(required=False, type='int'),
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containers=dict(required=False, type='list'),
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volumes=dict(required=False, type='list')
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))
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module = AnsibleModule(argument_spec=argument_spec, supports_check_mode=True)
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if not HAS_BOTO:
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module.fail_json(msg='boto is required.')
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if not HAS_BOTO3:
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module.fail_json(msg='boto3 is required.')
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task_to_describe = None
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task_mgr = EcsTaskManager(module)
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results = dict(changed=False)
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if module.params['state'] == 'present':
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if 'containers' not in module.params or not module.params['containers']:
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module.fail_json(msg="To use task definitions, a list of containers must be specified")
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if 'family' not in module.params or not module.params['family']:
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module.fail_json(msg="To use task definitions, a family must be specified")
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family = module.params['family']
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existing_definitions_in_family = task_mgr.describe_task_definitions(module.params['family'])
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if 'revision' in module.params and module.params['revision']:
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# The definition specifies revision. We must gurantee that an active revision of that number will result from this.
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revision = int(module.params['revision'])
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# A revision has been explicitly specified. Attempt to locate a matching revision
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tasks_defs_for_revision = [td for td in existing_definitions_in_family if td['revision'] == revision]
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existing = tasks_defs_for_revision[0] if len(tasks_defs_for_revision) > 0 else None
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if existing and existing['status'] != "ACTIVE":
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# We cannot reactivate an inactive revision
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module.fail_json(msg="A task in family '%s' already exists for revsion %d, but it is inactive" % (family, revision))
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elif not existing:
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if len(existing_definitions_in_family) == 0 and revision != 1:
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module.fail_json(msg="You have specified a revision of %d but a created revision would be 1" % revision)
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elif existing_definitions_in_family[-1]['revision'] + 1 != revision:
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module.fail_json(msg="You have specified a revision of %d but a created revision would be %d" % (revision, existing_definitions_in_family[-1]['revision'] + 1))
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else:
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existing = None
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def _right_has_values_of_left(left, right):
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# Make sure the values are equivalent for everything left has
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for k, v in left.iteritems():
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if not ((not v and (k not in right or not right[k])) or (k in right and v == right[k])):
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# We don't care about list ordering because ECS can change things
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if isinstance(v, list) and k in right:
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left_list = v
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right_list = right[k] or []
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if len(left_list) != len(right_list):
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return False
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for list_val in left_list:
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if list_val not in right_list:
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return False
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else:
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return False
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# Make sure right doesn't have anything that left doesn't
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for k, v in right.iteritems():
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if v and k not in left:
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return False
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return True
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def _task_definition_matches(requested_volumes, requested_containers, existing_task_definition):
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if td['status'] != "ACTIVE":
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return None
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existing_volumes = td.get('volumes', []) or []
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if len(requested_volumes) != len(existing_volumes):
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# Nope.
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return None
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if len(requested_volumes) > 0:
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for requested_vol in requested_volumes:
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found = False
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for actual_vol in existing_volumes:
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if _right_has_values_of_left(requested_vol, actual_vol):
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found = True
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break
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if not found:
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return None
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existing_containers = td.get('containerDefinitions', []) or []
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if len(requested_containers) != len(existing_containers):
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# Nope.
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return None
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for requested_container in requested_containers:
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found = False
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for actual_container in existing_containers:
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if _right_has_values_of_left(requested_container, actual_container):
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found = True
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break
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if not found:
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return None
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return existing_task_definition
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# No revision explicitly specified. Attempt to find an active, matching revision that has all the properties requested
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for td in existing_definitions_in_family:
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requested_volumes = module.params.get('volumes', []) or []
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requested_containers = module.params.get('containers', []) or []
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existing = _task_definition_matches(requested_volumes, requested_containers, td)
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if existing:
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break
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if existing:
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# Awesome. Have an existing one. Nothing to do.
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results['taskdefinition'] = existing
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else:
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if not module.check_mode:
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# Doesn't exist. create it.
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volumes = module.params.get('volumes', []) or []
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results['taskdefinition'] = task_mgr.register_task(module.params['family'],
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module.params['containers'], volumes)
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results['changed'] = True
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elif module.params['state'] == 'absent':
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# When de-registering a task definition, we can specify the ARN OR the family and revision.
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if module.params['state'] == 'absent':
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if 'arn' in module.params and module.params['arn'] is not None:
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task_to_describe = module.params['arn']
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elif 'family' in module.params and module.params['family'] is not None and 'revision' in module.params and \
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module.params['revision'] is not None:
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task_to_describe = module.params['family'] + ":" + str(module.params['revision'])
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else:
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module.fail_json(msg="To use task definitions, an arn or family and revision must be specified")
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existing = task_mgr.describe_task(task_to_describe)
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if not existing:
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pass
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else:
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# It exists, so we should delete it and mark changed. Return info about the task definition deleted
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results['taskdefinition'] = existing
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if 'status' in existing and existing['status'] == "INACTIVE":
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results['changed'] = False
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else:
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if not module.check_mode:
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task_mgr.deregister_task(task_to_describe)
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results['changed'] = True
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module.exit_json(**results)
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if __name__ == '__main__':
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main()
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