cloud amazon ECS service modules

pull/18777/head
Mark Chance 9 years ago committed by Matt Clay
parent b8e95535c2
commit 9aa40a5826

@ -0,0 +1,282 @@
#!/usr/bin/python
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
DOCUMENTATION = '''
---
module: ecs_service
short_description: create, terminate, start or stop a service in ecs
description:
- Creates or terminates ec2 instances.
notes:
- the service role specified must be assumable (i.e. have a trust relationship
for the ecs service, ecs.amazonaws.com)
dependecies:
- An IAM role must have been created
version_added: "0.9"
options:
'''
EXAMPLES = '''
# Note: These examples do not set authentication details, see the AWS Guide for details.
# Basic provisioning example
- ecs_service:
name: default
state: present
cluster: string
# Simple example to delete
- ecs_cluster:
name: default
state: absent
cluster: string
'''
RETURN = '''
cache_updated:
description: if the cache was updated or not
returned: success, in some cases
type: boolean
sample: True
cache_update_time:
description: time of the last cache update (0 if unknown)
returned: success, in some cases
type: datetime
sample: 1425828348000
stdout:
description: output from apt
returned: success, when needed
type: string
sample: "Reading package lists...\nBuilding dependency tree...\nReading state information...\nThe following extra packages will be installed:\n apache2-bin ..."
stderr:
description: error output from apt
returned: success, when needed
type: string
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 ..."
'''
try:
import json
import boto
import botocore
HAS_BOTO = True
except ImportError:
HAS_BOTO = False
try:
import boto3
HAS_BOTO3 = True
except ImportError:
HAS_BOTO3 = False
class EcsServiceManager:
"""Handles ECS Services"""
def __init__(self, module):
self.module = module
try:
# self.ecs = boto3.client('ecs')
region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
if not region:
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 find_in_array(self, array_of_services, service_name, field_name='serviceArn'):
for c in array_of_services:
if c[field_name].endswith(service_name):
return c
return None
def describe_service(self, cluster_name, service_name):
response = self.ecs.describe_services(
cluster=cluster_name,
services=[
service_name
])
msg = ''
if len(response['failures'])>0:
c = self.find_in_array(response['failures'], service_name, 'arn')
msg += ", failure reason is "+c['reason']
if c and c['reason']=='MISSING':
return None
# fall thru and look through found ones
if len(response['services'])>0:
c = self.find_in_array(response['services'], service_name)
if c:
return c
raise StandardError("Unknown problem describing service %s." % service_name)
def create_service(self, service_name, cluster_name, task_definition,
load_balancers, desired_count, client_token, role):
response = self.ecs.create_service(
cluster=cluster_name,
serviceName=service_name,
taskDefinition=task_definition,
loadBalancers=load_balancers,
desiredCount=desired_count,
clientToken=client_token,
role=role)
# some fields are datetime which is not JSON serializable
# make them strings
service = response['service']
if 'deployments' in service:
for d in service['deployments']:
if 'createdAt' in d:
d['createdAt'] = str(d['createdAt'])
if 'updatedAt' in d:
d['updatedAt'] = str(d['updatedAt'])
if 'events' in service:
for e in service['events']:
if 'createdAt' in e:
e['createdAt'] = str(e['createdAt'])
return service
def delete_service(self, service, cluster=None):
return self.ecs.delete_service(cluster=cluster, service=service)
def main():
argument_spec = ec2_argument_spec()
argument_spec.update(dict(
state=dict(required=True, choices=['present', 'absent', 'deleting'] ),
name=dict(required=True, type='str' ),
cluster=dict(required=False, type='str' ),
task_definition=dict(required=False, type='str' ),
load_balancers=dict(required=False, type='list' ),
desired_count=dict(required=False, type='int' ),
client_token=dict(required=False, type='str' ),
role=dict(required=False, type='str' ),
delay=dict(required=False, type='int', default=10),
repeat=dict(required=False, type='int', default=10)
))
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.')
if module.params['state'] == 'present':
if not 'task_definition' in module.params and module.params['task_definition'] is None:
module.fail_json(msg="To use create a service, a task_definition must be specified")
if not 'desired_count' in module.params and module.params['desired_count'] is None:
module.fail_json(msg="To use create a service, a desired_count must be specified")
service_mgr = EcsServiceManager(module)
try:
existing = service_mgr.describe_service(module.params['cluster'], module.params['name'])
except Exception, e:
module.fail_json(msg=str(e))
results = dict(changed=False )
if module.params['state'] == 'present':
if existing and 'status' in existing and existing['status']=="ACTIVE":
del existing['deployments']
del existing['events']
results['service']=existing
else:
if not module.check_mode:
if module.params['load_balancers'] is None:
loadBalancers = []
else:
loadBalancers = module.params['load_balancers']
if module.params['role'] is None:
role = ''
else:
role = module.params['role']
if module.params['client_token'] is None:
clientToken = ''
else:
clientToken = module.params['client_token']
# doesn't exist. create it.
response = service_mgr.create_service(module.params['name'],
module.params['cluster'],
module.params['task_definition'],
loadBalancers,
module.params['desired_count'],
clientToken,
role)
# the bad news is the result has datetime fields that aren't JSON serializable
# nuk'em!
del response['deployments']
del response['events']
results['service'] = response
results['changed'] = True
elif module.params['state'] == 'absent':
if not existing:
pass
else:
# it exists, so we should delete it and mark changed.
# return info about the cluster deleted
del existing['deployments']
del existing['events']
results['ansible_facts'] = existing
if 'status' in existing and existing['status']=="INACTIVE":
results['changed'] = False
else:
if not module.check_mode:
try:
service_mgr.delete_service(
module.params['name'],
module.params['cluster']
)
except botocore.exceptions.ClientError, e:
module.fail_json(msg=e.message)
results['changed'] = True
elif module.params['state'] == 'deleting':
if not existing:
module.fail_json(msg="Service '"+module.params['name']+" not found.")
return
# it exists, so we should delete it and mark changed.
# return info about the cluster deleted
delay = module.params['delay']
repeat = module.params['repeat']
time.sleep(delay)
for i in range(repeat):
existing = service_mgr.describe_service(module.params['cluster'], module.params['name'])
status = existing['status']
if status == "INACTIVE":
results['changed'] = True
break
time.sleep(delay)
if i is repeat-1:
module.fail_json(msg="Service still not deleted after "+str(repeat)+" tries of "+str(delay)+" seconds each.")
return
module.exit_json(**results)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.ec2 import *
if __name__ == '__main__':
main()

@ -0,0 +1,177 @@
#!/usr/bin/python
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
DOCUMENTATION = '''
---
module: ecs_service_facts
short_description: list or describe services in ecs
description:
- Lists or describes services in ecs.
version_added: "0.9"
options:
details:
description:
- Set this to true if you want detailed information about the services.
required: false
default: 'false'
choices: ['true', 'false']
version_added: 1.9
cluster:
description:
- The cluster ARNS in which to list the services.
required: false
default: 'default'
version_added: 1.9
'''
EXAMPLES = '''
# Note: These examples do not set authentication details, see the AWS Guide for details.
# Basic listing example
- ecs_task:
cluster=test-cluster
task_list=123456789012345678901234567890123456
# Basic example of deregistering task
- ecs_task:
state: absent
family: console-test-tdn
revision: 1
'''
RETURN = '''
cache_updated:
description: if the cache was updated or not
returned: success, in some cases
type: boolean
sample: True
cache_update_time:
description: time of the last cache update (0 if unknown)
returned: success, in some cases
type: datetime
sample: 1425828348000
stdout:
description: output from apt
returned: success, when needed
type: string
sample: "Reading package lists...\nBuilding dependency tree...\nReading state information...\nThe following extra packages will be installed:\n apache2-bin ..."
stderr:
description: error output from apt
returned: success, when needed
type: string
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 ..."
'''
try:
import json, os
import boto
import botocore
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.ec2 import *
HAS_BOTO = True
except ImportError:
HAS_BOTO = False
try:
import boto3
HAS_BOTO3 = True
except ImportError:
HAS_BOTO3 = False
class EcsServiceManager:
"""Handles ECS Clusters"""
def __init__(self, module):
self.module = module
try:
# self.ecs = boto3.client('ecs')
region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
if not region:
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()
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