cmueller/ansible
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity
ansible/cloud/amazon/ec2_ami.py

559 lines
19 KiB
Python
Raw Blame History

#!/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: ec2_ami
version_added: "1.3"
short_description: create or destroy an image in ec2
description:
- Creates or deletes ec2 images.
options:
instance_id:
description:
- instance id of the image to create
required: false
default: null
name:
description:
- The name of the new image to create
required: false
default: null
wait:
description:
- wait for the AMI to be in state 'available' before returning.
required: false
default: "no"
choices: [ "yes", "no" ]
wait_timeout:
description:
- how long before wait gives up, in seconds
default: 300
state:
description:
- create or deregister/delete image
required: false
default: 'present'
description:
description:
- An optional human-readable string describing the contents and purpose of the AMI.
required: false
default: null
no_reboot:
description:
- An optional flag indicating that the bundling process should not attempt to shutdown the instance before bundling. If this flag is True, the responsibility of maintaining file system integrity is left to the owner of the instance. The default choice is "no".
required: false
default: no
choices: [ "yes", "no" ]
image_id:
description:
- Image ID to be deregistered.
required: false
default: null
device_mapping:
version_added: "2.0"
description:
- An optional list of device hashes/dictionaries with custom configurations (same block-device-mapping parameters)
- "Valid properties include: device_name, volume_type, size (in GB), delete_on_termination (boolean), no_device (boolean), snapshot_id, iops (for io1 volume_type)"
required: false
default: null
delete_snapshot:
description:
- Whether or not to delete snapshots when deregistering AMI.
required: false
default: "no"
choices: [ "yes", "no" ]
tags:
description:
- a dictionary of tags to add to the new image; '{"key":"value"}' and '{"key":"value","key":"value"}'
required: false
default: null
version_added: "2.0"
launch_permissions:
description:
- Users and groups that should be able to launch the ami. Expects dictionary with a key of user_ids and/or group_names. user_ids should be a list of account ids. group_name should be a list of groups, "all" is the only acceptable value currently.
required: false
default: null
version_added: "2.0"
author:
- "Evan Duffield (@scicoin-project) <eduffield@iacquire.com>"
- "Constantin Bugneac (@Constantin07) <constantin.bugneac@endava.com>"
extends_documentation_fragment:
- aws
- ec2
'''
# Thank you to iAcquire for sponsoring development of this module.
EXAMPLES = '''
# Basic AMI Creation
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
instance_id: i-xxxxxx
wait: yes
name: newtest
tags:
Name: newtest
Service: TestService
register: instance
# Basic AMI Creation, without waiting
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
region: xxxxxx
instance_id: i-xxxxxx
wait: no
name: newtest
register: instance
# AMI Creation, with a custom root-device size and another EBS attached
- ec2_ami
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
instance_id: i-xxxxxx
name: newtest
device_mapping:
- device_name: /dev/sda1
size: XXX
delete_on_termination: true
volume_type: gp2
- device_name: /dev/sdb
size: YYY
delete_on_termination: false
volume_type: gp2
register: instance
# AMI Creation, excluding a volume attached at /dev/sdb
- ec2_ami
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
instance_id: i-xxxxxx
name: newtest
device_mapping:
- device_name: /dev/sda1
size: XXX
delete_on_termination: true
volume_type: gp2
- device_name: /dev/sdb
no_device: yes
register: instance
# Deregister/Delete AMI (keep associated snapshots)
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
region: xxxxxx
image_id: "{{ instance.image_id }}"
delete_snapshot: False
state: absent
# Deregister AMI (delete associated snapshots too)
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
region: xxxxxx
image_id: "{{ instance.image_id }}"
delete_snapshot: True
state: absent
# Update AMI Launch Permissions, making it public
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
region: xxxxxx
image_id: "{{ instance.image_id }}"
state: present
launch_permissions:
group_names: ['all']
# Allow AMI to be launched by another account
- ec2_ami:
aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
region: xxxxxx
image_id: "{{ instance.image_id }}"
state: present
launch_permissions:
user_ids: ['123456789012']
'''
RETURN = '''
architecture:
description: architecture of image
returned: when AMI is created or already exists
type: string
sample: "x86_64"
block_device_mapping:
description: block device mapping associated with image
returned: when AMI is created or already exists
type: a dictionary of block devices
sample: {
"/dev/sda1": {
"delete_on_termination": true,
"encrypted": false,
"size": 10,
"snapshot_id": "snap-1a03b80e7",
"volume_type": "standard"
}
creationDate:
description: creation date of image
returned: when AMI is created or already exists
type: string
sample: "2015-10-15T22:43:44.000Z"
description:
description: description of image
returned: when AMI is created or already exists
type: string
sample: "nat-server"
hypervisor:
description: type of hypervisor
returned: when AMI is created or already exists
type: string
sample: "xen"
is_public:
description: whether image is public
returned: when AMI is created or already exists
type: bool
sample: false
location:
description: location of image
returned: when AMI is created or already exists
type: string
sample: "315210894379/nat-server"
name:
description: ami name of image
returned: when AMI is created or already exists
type: string
sample: "nat-server"
owner_id:
description: owner of image
returned: when AMI is created or already exists
type: string
sample: "435210894375"
platform:
description: plaform of image
returned: when AMI is created or already exists
type: string
sample: null
root_device_name:
description: root device name of image
returned: when AMI is created or already exists
type: string
sample: "/dev/sda1"
root_device_type:
description: root device type of image
returned: when AMI is created or already exists
type: string
sample: "ebs"
state:
description: state of image
returned: when AMI is created or already exists
type: string
sample: "available"
tags:
description: a dictionary of tags assigned to image
returned: when AMI is created or already exists
type: dictionary of tags
sample: {
"Env": "devel",
"Name": "nat-server"
}
virtualization_type:
description: image virtualization type
returned: when AMI is created or already exists
type: string
sample: "hvm"
snapshots_deleted:
description: a list of snapshot ids deleted after deregistering image
returned: after AMI is deregistered, if 'delete_snapshot' is set to 'yes'
type: list
sample: [
"snap-fbcccb8f",
"snap-cfe7cdb4"
]
'''
import sys
import time
try:
import boto
import boto.ec2
from boto.ec2.blockdevicemapping import BlockDeviceType, BlockDeviceMapping
HAS_BOTO = True
except ImportError:
HAS_BOTO = False
def get_block_device_mapping(image):
"""
Retrieves block device mapping from AMI
"""
bdm_dict = dict()
if image is not None and hasattr(image, 'block_device_mapping'):
bdm = getattr(image,'block_device_mapping')
for device_name in bdm.keys():
bdm_dict[device_name] = {
'size': bdm[device_name].size,
'snapshot_id': bdm[device_name].snapshot_id,
'volume_type': bdm[device_name].volume_type,
'encrypted': bdm[device_name].encrypted,
'delete_on_termination': bdm[device_name].delete_on_termination
}
return bdm_dict
def get_ami_info(image):
return dict(
image_id=image.id,
state=image.state,
architecture=image.architecture,
block_device_mapping=get_block_device_mapping(image),
creationDate=image.creationDate,
description=image.description,
hypervisor=image.hypervisor,
is_public=image.is_public,
location=image.location,
ownerId=image.ownerId,
root_device_name=image.root_device_name,
root_device_type=image.root_device_type,
tags=image.tags,
virtualization_type = image.virtualization_type
)
def create_image(module, ec2):
"""
Creates new AMI
module : AnsibleModule object
ec2: authenticated ec2 connection object
"""
instance_id = module.params.get('instance_id')
name = module.params.get('name')
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
description = module.params.get('description')
no_reboot = module.params.get('no_reboot')
device_mapping = module.params.get('device_mapping')
tags = module.params.get('tags')
launch_permissions = module.params.get('launch_permissions')
try:
params = {'instance_id': instance_id,
'name': name,
'description': description,
'no_reboot': no_reboot}
images = ec2.get_all_images(filters={'name': name})
if images and images[0]:
module.exit_json(msg="AMI name already present", image_id=images[0].id, state=images[0].state, changed=False)
if device_mapping:
bdm = BlockDeviceMapping()
for device in device_mapping:
if 'device_name' not in device:
module.fail_json(msg = 'Device name must be set for volume')
device_name = device['device_name']
del device['device_name']
bd = BlockDeviceType(**device)
bdm[device_name] = bd
params['block_device_mapping'] = bdm
image_id = ec2.create_image(**params)
except boto.exception.BotoServerError, e:
module.fail_json(msg="%s: %s" % (e.error_code, e.error_message))
# Wait until the image is recognized. EC2 API has eventual consistency,
# such that a successful CreateImage API call doesn't guarantee the success
# of subsequent DescribeImages API call using the new image id returned.
for i in range(wait_timeout):
try:
img = ec2.get_image(image_id)
if img.state == 'available':
break
except boto.exception.EC2ResponseError, e:
if ('InvalidAMIID.NotFound' not in e.error_code and 'InvalidAMIID.Unavailable' not in e.error_code) and wait and i == wait_timeout - 1:
module.fail_json(msg="Error while trying to find the new image. Using wait=yes and/or a longer wait_timeout may help. %s: %s" % (e.error_code, e.error_message))
finally:
time.sleep(1)
if img.state != 'available':
module.fail_json(msg="Error while trying to find the new image. Using wait=yes and/or a longer wait_timeout may help.")
if tags:
try:
ec2.create_tags(image_id, tags)
except boto.exception.EC2ResponseError, e:
module.fail_json(msg = "Image tagging failed => %s: %s" % (e.error_code, e.error_message))
if launch_permissions:
try:
img = ec2.get_image(image_id)
img.set_launch_permissions(**launch_permissions)
except boto.exception.BotoServerError, e:
module.fail_json(msg="%s: %s" % (e.error_code, e.error_message), image_id=image_id)
module.exit_json(msg="AMI creation operation complete", changed=True, **get_ami_info(img))
def deregister_image(module, ec2):
"""
Deregisters AMI
"""
image_id = module.params.get('image_id')
delete_snapshot = module.params.get('delete_snapshot')
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
img = ec2.get_image(image_id)
if img == None:
module.fail_json(msg = "Image %s does not exist" % image_id, changed=False)
# Get all associated snapshot ids before deregistering image otherwise this information becomes unavailable
snapshots = []
if hasattr(img, 'block_device_mapping'):
for key in img.block_device_mapping:
snapshots.append(img.block_device_mapping[key].snapshot_id)
# When trying to re-delete already deleted image it doesn't raise an exception
# It just returns an object without image attributes
if hasattr(img, 'id'):
try:
params = {'image_id': image_id,
'delete_snapshot': delete_snapshot}
res = ec2.deregister_image(**params)
except boto.exception.BotoServerError, e:
module.fail_json(msg = "%s: %s" % (e.error_code, e.error_message))
else:
module.exit_json(msg = "Image %s has already been deleted" % image_id, changed=False)
# wait here until the image is gone
img = ec2.get_image(image_id)
wait_timeout = time.time() + wait_timeout
while wait and wait_timeout > time.time() and img is not None:
img = ec2.get_image(image_id)
time.sleep(3)
if wait and wait_timeout <= time.time():
# waiting took too long
module.fail_json(msg = "timed out waiting for image to be deregistered/deleted")
# Boto library has hardcoded the deletion of the snapshot for the root volume mounted as '/dev/sda1' only
# Make it possible to delete all snapshots which belong to image, including root block device mapped as '/dev/xvda'
if delete_snapshot:
try:
for snapshot_id in snapshots:
ec2.delete_snapshot(snapshot_id)
except boto.exception.BotoServerError, e:
if e.error_code == 'InvalidSnapshot.NotFound':
# Don't error out if root volume snapshot was already deleted as part of deregister_image
pass
module.exit_json(msg="AMI deregister/delete operation complete", changed=True, snapshots_deleted=snapshots)
else:
module.exit_json(msg="AMI deregister/delete operation complete", changed=True)
def update_image(module, ec2):
"""
Updates AMI
"""
image_id = module.params.get('image_id')
launch_permissions = module.params.get('launch_permissions')
if 'user_ids' in launch_permissions:
launch_permissions['user_ids'] = [str(user_id) for user_id in launch_permissions['user_ids']]
img = ec2.get_image(image_id)
if img == None:
module.fail_json(msg = "Image %s does not exist" % image_id, changed=False)
try:
set_permissions = img.get_launch_permissions()
if set_permissions != launch_permissions:
if ('user_ids' in launch_permissions and launch_permissions['user_ids']) or ('group_names' in launch_permissions and launch_permissions['group_names']):
res = img.set_launch_permissions(**launch_permissions)
elif ('user_ids' in set_permissions and set_permissions['user_ids']) or ('group_names' in set_permissions and set_permissions['group_names']):
res = img.remove_launch_permissions(**set_permissions)
else:
module.exit_json(msg="AMI not updated", launch_permissions=set_permissions, changed=False)
module.exit_json(msg="AMI launch permissions updated", launch_permissions=launch_permissions, set_perms=set_permissions, changed=True)
else:
module.exit_json(msg="AMI not updated", launch_permissions=set_permissions, changed=False)
except boto.exception.BotoServerError, e:
module.fail_json(msg = "%s: %s" % (e.error_code, e.error_message))
def main():
argument_spec = ec2_argument_spec()
argument_spec.update(dict(
instance_id = dict(),
image_id = dict(),
delete_snapshot = dict(default=False, type='bool'),
name = dict(),
wait = dict(type='bool', default=False),
wait_timeout = dict(default=900),
description = dict(default=""),
no_reboot = dict(default=False, type='bool'),
state = dict(default='present'),
device_mapping = dict(type='list'),
tags = dict(type='dict'),
launch_permissions = dict(type='dict')
)
)
module = AnsibleModule(argument_spec=argument_spec)
if not HAS_BOTO:
module.fail_json(msg='boto required for this module')
try:
ec2 = ec2_connect(module)
except Exception, e:
module.fail_json(msg="Error while connecting to aws: %s" % str(e))
if module.params.get('state') == 'absent':
if not module.params.get('image_id'):
module.fail_json(msg='image_id needs to be an ami image to registered/delete')
deregister_image(module, ec2)
elif module.params.get('state') == 'present':
if module.params.get('image_id') and module.params.get('launch_permissions'):
# Update image's launch permissions
update_image(module, ec2)
# Changed is always set to true when provisioning new AMI
if not module.params.get('instance_id'):
module.fail_json(msg='instance_id parameter is required for new image')
if not module.params.get('name'):
module.fail_json(msg='name parameter is required for new image')
create_image(module, ec2)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.ec2 import *
if __name__ == '__main__':
main()
Reference in a new issue View git blame Copy permalink