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Fix broken ec2 volume creation breaks with older boto versions (#1773) (#19723)

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Fix issue which prevents creating ec2 instance with extra volumes when
using a older version of boto not supporting volume encryption.

Fix issue #1173
This commit is contained in:
Laurent Goujon 2016-12-30 07:31:35 -08:00 committed by Ryan Brown
parent f8fa772a55
commit e2c50baf3f
1 changed files with 32 additions and 13 deletions
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19
lib/ansible/modules/cloud/amazon/ec2.py
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@ -603,6 +603,8 @@ from ast import literal_eval
from ansible.module_utils.six import iteritems
from ansible.module_utils.six import get_function_code
from distutils.version import LooseVersion
try:
import boto.ec2
from boto.ec2.blockdevicemapping import BlockDeviceType, BlockDeviceMapping
@ -768,6 +770,15 @@ def boto_supports_profile_name_arg(ec2):
run_instances_method = getattr(ec2, 'run_instances')
return 'instance_profile_name' in get_function_code(run_instances_method).co_varnames
def boto_supports_volume_encryption():
"""
Check if Boto library supports encryption of EBS volumes (added in 2.29.0)
Returns:
True if boto library has the named param as an argument on the request_spot_instances method, else False
"""
return hasattr(boto, 'Version') and LooseVersion(boto.Version) >= LooseVersion('2.29.0')
def create_block_device(module, ec2, volume):
# Not aware of a way to determine this programatically
# http://aws.amazon.com/about-aws/whats-new/2013/10/09/ebs-provisioned-iops-maximum-iops-gb-ratio-increased-to-30-1/
@ -798,6 +809,7 @@ def create_block_device(module, ec2, volume):
if 'ephemeral' in volume:
if 'snapshot' in volume:
module.fail_json(msg = 'Cannot set both ephemeral and snapshot')
if boto_supports_volume_encryption():
return BlockDeviceType(snapshot_id=volume.get('snapshot'),
ephemeral_name=volume.get('ephemeral'),
size=volume.get('volume_size'),
@ -805,6 +817,13 @@ def create_block_device(module, ec2, volume):
delete_on_termination=volume.get('delete_on_termination', False),
iops=volume.get('iops'),
encrypted=volume.get('encrypted', None))
else:
return BlockDeviceType(snapshot_id=volume.get('snapshot'),
ephemeral_name=volume.get('ephemeral'),
size=volume.get('volume_size'),
volume_type=volume_type,
delete_on_termination=volume.get('delete_on_termination', False),
iops=volume.get('iops'))
def boto_supports_param_in_spot_request(ec2, param):
"""