community.general/lib/ansible/module_utils/aws/iam.py
Ryan Brown 858a1b09bb EC2_group module refactor (formerly pr/37255) (#38678)
* Refactor ec2_group

Replace nested for loops with list comprehensions

Purge rules before adding new ones in case sg has maximum permitted rules

* Add check mode tests for ec2_group

* add tests

* Remove dead code

* Fix integration test assertions for old boto versions

* Add waiter for security group that is autocreated

* Add support for in-account group rules

* Add common util to get AWS account ID

Fixes #31383

* Fix protocol number and add separate tests for egress rule handling

* Return egress rule treatment to be backwards compatible

* Remove functions that were obsoleted by `Rule` namedtuple

* IP tests

* Move description updates to a function

* Fix string formatting missing index

* Add tests for auto-creation of the same group in quick succession

* Resolve use of brand-new group in a rule without a description

* Clean up duplicated get-security-group function

* Add reverse cleanup in case of dependency issues

* Add crossaccount ELB group support

* Deal with non-STS calls to account API

* Add filtering of owner IDs that match the current account
2018-05-24 11:53:21 -04:00

46 lines
2 KiB
Python

# Copyright (c) 2017 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
import traceback
try:
from botocore.exceptions import ClientError, NoCredentialsError
except ImportError:
pass # caught by HAS_BOTO3
from ansible.module_utils._text import to_native
def get_aws_account_id(module):
""" Given AnsibleAWSModule instance, get the active AWS account ID
get_account_id tries too find out the account that we are working
on. It's not guaranteed that this will be easy so we try in
several different ways. Giving either IAM or STS privilages to
the account should be enough to permit this.
"""
account_id = None
try:
sts_client = module.client('sts')
account_id = sts_client.get_caller_identity().get('Account')
# non-STS sessions may also get NoCredentialsError from this STS call, so
# we must catch that too and try the IAM version
except (ClientError, NoCredentialsError):
try:
iam_client = module.client('iam')
account_id = iam_client.get_user()['User']['Arn'].split(':')[4]
except ClientError as e:
if (e.response['Error']['Code'] == 'AccessDenied'):
except_msg = to_native(e)
# don't match on `arn:aws` because of China region `arn:aws-cn` and similar
account_id = except_msg.search(r"arn:\w+:iam::([0-9]{12,32}):\w+/").group(1)
if account_id is None:
module.fail_json_aws(e, msg="Could not get AWS account information")
except Exception as e:
module.fail_json(
msg="Failed to get AWS account information, Try allowing sts:GetCallerIdentity or iam:GetUser permissions.",
exception=traceback.format_exc()
)
if not account_id:
module.fail_json(msg="Failed while determining AWS account ID. Try allowing sts:GetCallerIdentity or iam:GetUser permissions.")
return to_native(account_id)