mirror of https://github.com/ansible/ansible.git
cloud amazon ECS service modules
Mark Chance
9 years ago
parent
84b460d96d
commit
f478530803
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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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DOCUMENTATION = '''
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---
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module: ecs_service
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short_description: create, terminate, start or stop a service in ecs
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description:
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- Creates or terminates ec2 instances.
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notes:
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- the service role specified must be assumable (i.e. have a trust relationship
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for the ecs service, ecs.amazonaws.com)
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dependecies:
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- An IAM role must have been created
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version_added: "0.9"
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options:
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'''
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EXAMPLES = '''
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# Note: These examples do not set authentication details, see the AWS Guide for details.
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# Basic provisioning example
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- ecs_service:
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name: default
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state: present
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cluster: string
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# Simple example to delete
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- ecs_cluster:
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name: default
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state: absent
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cluster: string
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'''
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RETURN = '''
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cache_updated:
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description: if the cache was updated or not
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returned: success, in some cases
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type: boolean
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sample: True
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cache_update_time:
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description: time of the last cache update (0 if unknown)
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returned: success, in some cases
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type: datetime
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sample: 1425828348000
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stdout:
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description: output from apt
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returned: success, when needed
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type: string
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sample: "Reading package lists...\nBuilding dependency tree...\nReading state information...\nThe following extra packages will be installed:\n apache2-bin ..."
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stderr:
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description: error output from apt
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returned: success, when needed
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type: string
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sample: "AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1. Set the 'ServerName' directive globally to ..."
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'''
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try:
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import json
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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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class EcsServiceManager:
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"""Handles ECS Services"""
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def __init__(self, module):
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self.module = module
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try:
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# self.ecs = boto3.client('ecs')
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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, e:
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self.module.fail_json(msg=str(e))
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# def list_clusters(self):
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# return self.client.list_clusters()
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# {'failures=[],
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# 'ResponseMetadata={'HTTPStatusCode=200, 'RequestId='ce7b5880-1c41-11e5-8a31-47a93a8a98eb'},
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# 'clusters=[{'activeServicesCount=0, 'clusterArn='arn:aws:ecs:us-west-2:777110527155:cluster/default', 'status='ACTIVE', 'pendingTasksCount=0, 'runningTasksCount=0, 'registeredContainerInstancesCount=0, 'clusterName='default'}]}
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# {'failures=[{'arn='arn:aws:ecs:us-west-2:777110527155:cluster/bogus', 'reason='MISSING'}],
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# 'ResponseMetadata={'HTTPStatusCode=200, 'RequestId='0f66c219-1c42-11e5-8a31-47a93a8a98eb'},
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# 'clusters=[]}
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def find_in_array(self, array_of_services, service_name, field_name='serviceArn'):
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for c in array_of_services:
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if c[field_name].endswith(service_name):
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return c
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return None
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def describe_service(self, cluster_name, service_name):
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response = self.ecs.describe_services(
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cluster=cluster_name,
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services=[
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service_name
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])
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msg = ''
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if len(response['failures'])>0:
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c = self.find_in_array(response['failures'], service_name, 'arn')
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msg += ", failure reason is "+c['reason']
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if c and c['reason']=='MISSING':
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return None
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# fall thru and look through found ones
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if len(response['services'])>0:
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c = self.find_in_array(response['services'], service_name)
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if c:
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return c
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raise StandardError("Unknown problem describing service %s." % service_name)
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def create_service(self, service_name, cluster_name, task_definition,
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load_balancers, desired_count, client_token, role):
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response = self.ecs.create_service(
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cluster=cluster_name,
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serviceName=service_name,
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taskDefinition=task_definition,
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loadBalancers=load_balancers,
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desiredCount=desired_count,
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clientToken=client_token,
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role=role)
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# some fields are datetime which is not JSON serializable
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# make them strings
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service = response['service']
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if 'deployments' in service:
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for d in service['deployments']:
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if 'createdAt' in d:
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d['createdAt'] = str(d['createdAt'])
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if 'updatedAt' in d:
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d['updatedAt'] = str(d['updatedAt'])
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if 'events' in service:
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for e in service['events']:
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if 'createdAt' in e:
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e['createdAt'] = str(e['createdAt'])
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return service
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def delete_service(self, service, cluster=None):
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return self.ecs.delete_service(cluster=cluster, service=service)
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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', 'deleting'] ),
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name=dict(required=True, type='str' ),
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cluster=dict(required=False, type='str' ),
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task_definition=dict(required=False, type='str' ),
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load_balancers=dict(required=False, type='list' ),
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desired_count=dict(required=False, type='int' ),
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client_token=dict(required=False, type='str' ),
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role=dict(required=False, type='str' ),
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delay=dict(required=False, type='int', default=10),
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repeat=dict(required=False, type='int', default=10)
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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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if module.params['state'] == 'present':
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if not 'task_definition' in module.params and module.params['task_definition'] is None:
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module.fail_json(msg="To use create a service, a task_definition must be specified")
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if not 'desired_count' in module.params and module.params['desired_count'] is None:
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module.fail_json(msg="To use create a service, a desired_count must be specified")
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service_mgr = EcsServiceManager(module)
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try:
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existing = service_mgr.describe_service(module.params['cluster'], module.params['name'])
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except Exception, e:
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module.fail_json(msg=str(e))
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results = dict(changed=False )
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if module.params['state'] == 'present':
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if existing and 'status' in existing and existing['status']=="ACTIVE":
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del existing['deployments']
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del existing['events']
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results['service']=existing
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else:
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if not module.check_mode:
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if module.params['load_balancers'] is None:
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loadBalancers = []
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else:
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loadBalancers = module.params['load_balancers']
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if module.params['role'] is None:
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role = ''
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else:
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role = module.params['role']
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if module.params['client_token'] is None:
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clientToken = ''
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else:
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clientToken = module.params['client_token']
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# doesn't exist. create it.
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response = service_mgr.create_service(module.params['name'],
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module.params['cluster'],
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module.params['task_definition'],
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loadBalancers,
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module.params['desired_count'],
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clientToken,
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role)
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# the bad news is the result has datetime fields that aren't JSON serializable
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# nuk'em!
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del response['deployments']
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del response['events']
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results['service'] = response
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results['changed'] = True
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elif module.params['state'] == 'absent':
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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.
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# return info about the cluster deleted
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del existing['deployments']
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del existing['events']
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results['ansible_facts'] = 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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try:
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service_mgr.delete_service(
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module.params['name'],
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module.params['cluster']
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)
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except botocore.exceptions.ClientError, e:
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module.fail_json(msg=e.message)
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results['changed'] = True
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elif module.params['state'] == 'deleting':
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if not existing:
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module.fail_json(msg="Service '"+module.params['name']+" not found.")
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return
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# it exists, so we should delete it and mark changed.
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# return info about the cluster deleted
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delay = module.params['delay']
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repeat = module.params['repeat']
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time.sleep(delay)
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for i in range(repeat):
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existing = service_mgr.describe_service(module.params['cluster'], module.params['name'])
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status = existing['status']
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if status == "INACTIVE":
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results['changed'] = True
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break
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time.sleep(delay)
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if i is repeat-1:
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module.fail_json(msg="Service still not deleted after "+str(repeat)+" tries of "+str(delay)+" seconds each.")
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return
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module.exit_json(**results)
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# import module snippets
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from ansible.module_utils.basic import *
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from ansible.module_utils.ec2 import *
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if __name__ == '__main__':
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main()
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@ -0,0 +1,177 @@
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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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DOCUMENTATION = '''
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---
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module: ecs_service_facts
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short_description: list or describe services in ecs
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description:
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- Lists or describes services in ecs.
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version_added: "0.9"
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options:
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details:
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description:
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- Set this to true if you want detailed information about the services.
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required: false
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default: 'false'
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choices: ['true', 'false']
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version_added: 1.9
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cluster:
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description:
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- The cluster ARNS in which to list the services.
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required: false
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default: 'default'
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version_added: 1.9
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'''
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EXAMPLES = '''
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# Note: These examples do not set authentication details, see the AWS Guide for details.
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|
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# Basic listing example
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- ecs_task:
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cluster=test-cluster
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task_list=123456789012345678901234567890123456
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# Basic example of deregistering task
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- ecs_task:
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state: absent
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family: console-test-tdn
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revision: 1
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'''
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RETURN = '''
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cache_updated:
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||||||
|
description: if the cache was updated or not
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||||||
|
returned: success, in some cases
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||||||
|
type: boolean
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||||||
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sample: True
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cache_update_time:
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||||||
|
description: time of the last cache update (0 if unknown)
|
||||||
|
returned: success, in some cases
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||||||
|
type: datetime
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||||||
|
sample: 1425828348000
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||||||
|
stdout:
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||||||
|
description: output from apt
|
||||||
|
returned: success, when needed
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||||||
|
type: string
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||||||
|
sample: "Reading package lists...\nBuilding dependency tree...\nReading state information...\nThe following extra packages will be installed:\n apache2-bin ..."
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stderr:
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||||||
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description: error output from apt
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||||||
|
returned: success, when needed
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||||||
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type: string
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||||||
|
sample: "AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1. Set the 'ServerName' directive globally to ..."
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|
'''
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try:
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|
import json, os
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|
import boto
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import botocore
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# import module snippets
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from ansible.module_utils.basic import *
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from ansible.module_utils.ec2 import *
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HAS_BOTO = True
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except ImportError:
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HAS_BOTO = False
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|
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||||||
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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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|
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||||||
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class EcsServiceManager:
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"""Handles ECS Clusters"""
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||||||
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def __init__(self, module):
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self.module = module
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|
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||||||
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try:
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# self.ecs = boto3.client('ecs')
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||||||
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region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
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||||||
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if not region:
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||||||
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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")
|
||||||
|
self.ecs = boto3_conn(module, conn_type='client', resource='ecs', region=region, endpoint=ec2_url, **aws_connect_kwargs)
|
||||||
|
except boto.exception.NoAuthHandlerFound, e:
|
||||||
|
self.module.fail_json(msg=str(e))
|
||||||
|
|
||||||
|
# def list_clusters(self):
|
||||||
|
# return self.client.list_clusters()
|
||||||
|
# {'failures': [],
|
||||||
|
# 'ResponseMetadata': {'HTTPStatusCode': 200, 'RequestId': 'ce7b5880-1c41-11e5-8a31-47a93a8a98eb'},
|
||||||
|
# 'clusters': [{'activeServicesCount': 0, 'clusterArn': 'arn:aws:ecs:us-west-2:777110527155:cluster/default', 'status': 'ACTIVE', 'pendingTasksCount': 0, 'runningTasksCount': 0, 'registeredContainerInstancesCount': 0, 'clusterName': 'default'}]}
|
||||||
|
# {'failures': [{'arn': 'arn:aws:ecs:us-west-2:777110527155:cluster/bogus', 'reason': 'MISSING'}],
|
||||||
|
# 'ResponseMetadata': {'HTTPStatusCode': 200, 'RequestId': '0f66c219-1c42-11e5-8a31-47a93a8a98eb'},
|
||||||
|
# 'clusters': []}
|
||||||
|
|
||||||
|
def list_services(self, cluster):
|
||||||
|
fn_args = dict()
|
||||||
|
if cluster and cluster is not None:
|
||||||
|
fn_args['cluster'] = cluster
|
||||||
|
response = self.ecs.list_services(**fn_args)
|
||||||
|
relevant_response = dict(services = response['serviceArns'])
|
||||||
|
return relevant_response
|
||||||
|
|
||||||
|
def describe_services(self, cluster, services):
|
||||||
|
fn_args = dict()
|
||||||
|
if cluster and cluster is not None:
|
||||||
|
fn_args['cluster'] = cluster
|
||||||
|
fn_args['services']=services.split(",")
|
||||||
|
response = self.ecs.describe_services(**fn_args)
|
||||||
|
relevant_response = dict(services = response['services'])
|
||||||
|
if 'failures' in response and len(response['failures'])>0:
|
||||||
|
relevant_response['services_not_running'] = response['failures']
|
||||||
|
return relevant_response
|
||||||
|
|
||||||
|
def main():
|
||||||
|
|
||||||
|
argument_spec = ec2_argument_spec()
|
||||||
|
argument_spec.update(dict(
|
||||||
|
details=dict(required=False, choices=['true', 'false'] ),
|
||||||
|
cluster=dict(required=False, type='str' ),
|
||||||
|
service=dict(required=False, type='str' )
|
||||||
|
))
|
||||||
|
|
||||||
|
module = AnsibleModule(argument_spec=argument_spec, supports_check_mode=True)
|
||||||
|
|
||||||
|
if not HAS_BOTO:
|
||||||
|
module.fail_json(msg='boto is required.')
|
||||||
|
|
||||||
|
if not HAS_BOTO3:
|
||||||
|
module.fail_json(msg='boto3 is required.')
|
||||||
|
|
||||||
|
show_details = False
|
||||||
|
if 'details' in module.params and module.params['details'] == 'true':
|
||||||
|
show_details = True
|
||||||
|
|
||||||
|
task_mgr = EcsServiceManager(module)
|
||||||
|
if show_details:
|
||||||
|
if 'service' not in module.params or not module.params['service']:
|
||||||
|
module.fail_json(msg="service must be specified for ecs_service_facts")
|
||||||
|
ecs_facts = task_mgr.describe_services(module.params['cluster'], module.params['service'])
|
||||||
|
# the bad news is the result has datetime fields that aren't JSON serializable
|
||||||
|
# nuk'em!
|
||||||
|
for service in ecs_facts['services']:
|
||||||
|
del service['deployments']
|
||||||
|
del service['events']
|
||||||
|
else:
|
||||||
|
ecs_facts = task_mgr.list_services(module.params['cluster'])
|
||||||
|
ecs_facts_result = dict(changed=False, ansible_facts=ecs_facts)
|
||||||
|
module.exit_json(**ecs_facts_result)
|
||||||
|
|
||||||
|
# import module snippets
|
||||||
|
from ansible.module_utils.basic import *
|
||||||
|
from ansible.module_utils.urls import *
|
||||||
|
|
||||||
|
if __name__ == '__main__':
|
||||||
|
main()
|
||||||
Loading…
Reference in New Issue