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#!/usr/bin/python -tt
# 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: ec2_create
short_description: create an instance in ec2, return instanceid
description:
- creates ec2 instances and optionally waits for it to be 'running'
version_added: "0.9"
options:
keypair:
description:
- keypair to use on the instance
required: true
default: null
aliases: []
group:
description:
- security group(s) to use on the instance
- for cloud systems supporting more than one group separate the groups with a comma
required: false
default: 'default'
aliases: []
instance_type:
description:
- instance type to use for the instance
required: true
default: null
aliases: []
image:
description:
- emi (or ami) to use for the instance
required: true
default: null
aliases: []
kernel:
description:
- kernel eki to use for the instance
required: false
default: null
aliases: []
ramdisk:
description:
- ramdisk eri to use for the instance
required: false
default: null
aliases: []
wait:
description:
- wait for the instance to be in state 'running' before returning
required: False
default: False
aliases: []
ec2_url:
description:
- url to use to connect to ec2 or your cloud
required: False
default: null
aliases: []
ec2_secret_key:
description:
- ec2 secret key
required: False
default: null
aliases: []
ec2_access_key:
description:
- ec2 access key
required: False
default: null
aliases: []
examples:
- code: "local_action: ec2_create keypair=admin instance_type=m1.large image=emi-40603AD1 wait=true group=webserver"
description: "Examples from Ansible Playbooks"
- code:
requirements: [ "euca2ools" ]
author: Seth Vidal
'''
import euca2ools.commands.euca.runinstances
import time
def _run(cmd):
# returns (rc, stdout, stderr) from shell command
process = subprocess.Popen(cmd, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, shell=True)
stdout, stderr = process.communicate()
return (process.returncode, stdout, stderr)
def main():
module = AnsibleModule(
argument_spec = dict(
keypair = dict(required=True),
group = dict(default='default'),
instance_type = dict(aliases=['type']),
image = dict(required=True),
kernel = dict(),
#count = dict(default='1'), # maybe someday
ramdisk = dict(),
wait = dict(choices=BOOLEANS, default=False),
ec2_url = dict(aliases=['EC2_URL']),
ec2_secret_key = dict(aliases=['EC2_SECRET_KEY']),
ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
)
)
keypair = module.params.get('keypair')
group = module.params.get('group')
groups = group.split(',')
instance_type = module.params.get('instance_type')
image = module.params.get('image')
#count = module.params.get('count')
kernel = module.params.get('kernel')
ramdisk = module.params.get('ramdisk')
wait = module.params.get('wait')
ec2_url = module.params.get('ec2_url')
ec2_secret_key = module.params.get('ec2_secret_key')
ec2_access_key = module.params.get('ec2_access_key')
if ec2_url:
os.environ['EC2_URL'] = ec2_url
if ec2_secret_key:
os.environ['EC2_SECRET_KEY'] = ec2_secret_key
if ec2_access_key:
os.environ['EC2_ACCESS_KEY'] = ec2_access_key
# yes I recognize how hacky this is - but it is easier than rewriting
# all the try/except's myself.
sys.argv.append(image)
eri = euca2ools.commands.euca.runinstances.RunInstances()
conn = eri.make_connection()
res = eri.make_request_cli(conn, 'run_instances',
image_id=image,
min_count=1,
max_count=1,
key_name=keypair,
security_groups=groups,
instance_type=instance_type,
kernel_id=kernel,
ramdisk_id=ramdisk)
instids = [ i.id for i in res.instances ]
res_list = res.connection.get_all_instances(instids)
this_res = res_list[0]
if wait:
# wait here until the instances are up
num_running = 0
while num_running != len(instids):
res_list = res.connection.get_all_instances(instids)
this_res = res_list[0]
num_running = len([ i for i in this_res.instances if i.state=='running' ])
time.sleep(2)
# there's only one - but maybe one day there could be more
instances = []
for inst in this_res.instances:
d = {
'id': inst.id,
'public_ip': inst.ip_address,
}
instances.append(d)
result = {"changed": True,
"instances": instances }
module.exit_json(**result)
# this is magic, see lib/ansible/module_common.py
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
main()
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