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ansible/test/support/integration/plugins/modules/ec2_key.py

272 lines
8.0 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['stableinterface'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: ec2_key
version_added: "1.5"
short_description: create or delete an ec2 key pair
description:
- create or delete an ec2 key pair.
options:
name:
description:
- Name of the key pair.
required: true
type: str
key_material:
description:
- Public key material.
required: false
type: str
force:
description:
- Force overwrite of already existing key pair if key has changed.
required: false
default: true
type: bool
version_added: "2.3"
state:
description:
- create or delete keypair
required: false
choices: [ present, absent ]
default: 'present'
type: str
wait:
description:
- This option has no effect since version 2.5 and will be removed in 2.14.
version_added: "1.6"
type: bool
wait_timeout:
description:
- This option has no effect since version 2.5 and will be removed in 2.14.
version_added: "1.6"
type: int
required: false
extends_documentation_fragment:
- aws
- ec2
requirements: [ boto3 ]
author:
- "Vincent Viallet (@zbal)"
- "Prasad Katti (@prasadkatti)"
'''
EXAMPLES = '''
# Note: These examples do not set authentication details, see the AWS Guide for details.
- name: create a new ec2 key pair, returns generated private key
ec2_key:
name: my_keypair
- name: create key pair using provided key_material
ec2_key:
name: my_keypair
key_material: 'ssh-rsa AAAAxyz...== me@example.com'
- name: create key pair using key_material obtained using 'file' lookup plugin
ec2_key:
name: my_keypair
key_material: "{{ lookup('file', '/path/to/public_key/id_rsa.pub') }}"
# try creating a key pair with the name of an already existing keypair
# but don't overwrite it even if the key is different (force=false)
- name: try creating a key pair with name of an already existing keypair
ec2_key:
name: my_existing_keypair
key_material: 'ssh-rsa AAAAxyz...== me@example.com'
force: false
- name: remove key pair by name
ec2_key:
name: my_keypair
state: absent
'''
RETURN = '''
changed:
description: whether a keypair was created/deleted
returned: always
type: bool
sample: true
msg:
description: short message describing the action taken
returned: always
type: str
sample: key pair created
key:
description: details of the keypair (this is set to null when state is absent)
returned: always
type: complex
contains:
fingerprint:
description: fingerprint of the key
returned: when state is present
type: str
sample: 'b0:22:49:61:d9:44:9d:0c:7e:ac:8a:32:93:21:6c:e8:fb:59:62:43'
name:
description: name of the keypair
returned: when state is present
type: str
sample: my_keypair
private_key:
description: private key of a newly created keypair
returned: when a new keypair is created by AWS (key_material is not provided)
type: str
sample: '-----BEGIN RSA PRIVATE KEY-----
MIIEowIBAAKC...
-----END RSA PRIVATE KEY-----'
'''
import uuid
from ansible.module_utils.aws.core import AnsibleAWSModule
from ansible.module_utils._text import to_bytes
try:
from botocore.exceptions import ClientError
except ImportError:
pass # caught by AnsibleAWSModule
def extract_key_data(key):
data = {
'name': key['KeyName'],
'fingerprint': key['KeyFingerprint']
}
if 'KeyMaterial' in key:
data['private_key'] = key['KeyMaterial']
return data
def get_key_fingerprint(module, ec2_client, key_material):
'''
EC2's fingerprints are non-trivial to generate, so push this key
to a temporary name and make ec2 calculate the fingerprint for us.
http://blog.jbrowne.com/?p=23
https://forums.aws.amazon.com/thread.jspa?messageID=352828
'''
# find an unused name
name_in_use = True
while name_in_use:
random_name = "ansible-" + str(uuid.uuid4())
name_in_use = find_key_pair(module, ec2_client, random_name)
temp_key = import_key_pair(module, ec2_client, random_name, key_material)
delete_key_pair(module, ec2_client, random_name, finish_task=False)
return temp_key['KeyFingerprint']
def find_key_pair(module, ec2_client, name):
try:
key = ec2_client.describe_key_pairs(KeyNames=[name])['KeyPairs'][0]
except ClientError as err:
if err.response['Error']['Code'] == "InvalidKeyPair.NotFound":
return None
module.fail_json_aws(err, msg="error finding keypair")
except IndexError:
key = None
return key
def create_key_pair(module, ec2_client, name, key_material, force):
key = find_key_pair(module, ec2_client, name)
if key:
if key_material and force:
if not module.check_mode:
new_fingerprint = get_key_fingerprint(module, ec2_client, key_material)
if key['KeyFingerprint'] != new_fingerprint:
delete_key_pair(module, ec2_client, name, finish_task=False)
key = import_key_pair(module, ec2_client, name, key_material)
key_data = extract_key_data(key)
module.exit_json(changed=True, key=key_data, msg="key pair updated")
else:
# Assume a change will be made in check mode since a comparison can't be done
module.exit_json(changed=True, key=extract_key_data(key), msg="key pair updated")
key_data = extract_key_data(key)
module.exit_json(changed=False, key=key_data, msg="key pair already exists")
else:
# key doesn't exist, create it now
key_data = None
if not module.check_mode:
if key_material:
key = import_key_pair(module, ec2_client, name, key_material)
else:
try:
key = ec2_client.create_key_pair(KeyName=name)
except ClientError as err:
module.fail_json_aws(err, msg="error creating key")
key_data = extract_key_data(key)
module.exit_json(changed=True, key=key_data, msg="key pair created")
def import_key_pair(module, ec2_client, name, key_material):
try:
key = ec2_client.import_key_pair(KeyName=name, PublicKeyMaterial=to_bytes(key_material))
except ClientError as err:
module.fail_json_aws(err, msg="error importing key")
return key
def delete_key_pair(module, ec2_client, name, finish_task=True):
key = find_key_pair(module, ec2_client, name)
if key:
if not module.check_mode:
try:
ec2_client.delete_key_pair(KeyName=name)
except ClientError as err:
module.fail_json_aws(err, msg="error deleting key")
if not finish_task:
return
module.exit_json(changed=True, key=None, msg="key deleted")
module.exit_json(key=None, msg="key did not exist")
def main():
argument_spec = dict(
name=dict(required=True),
key_material=dict(),
force=dict(type='bool', default=True),
state=dict(default='present', choices=['present', 'absent']),
wait=dict(type='bool', removed_in_version='2.14'),
wait_timeout=dict(type='int', removed_in_version='2.14')
)
module = AnsibleAWSModule(argument_spec=argument_spec, supports_check_mode=True)
ec2_client = module.client('ec2')
name = module.params['name']
state = module.params.get('state')
key_material = module.params.get('key_material')
force = module.params.get('force')
if state == 'absent':
delete_key_pair(module, ec2_client, name)
elif state == 'present':
create_key_pair(module, ec2_client, name, key_material, force)
if __name__ == '__main__':
main()