community.general/lib/ansible/module_utils/ec2.py

73 lines
2.4 KiB
Python

AWS_REGIONS = ['ap-northeast-1',
'ap-southeast-1',
'ap-southeast-2',
'eu-west-1',
'sa-east-1',
'us-east-1',
'us-west-1',
'us-west-2']
def get_ec2_creds(module):
# Check module args for credentials, then check environment vars
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')
region = module.params.get('region')
if not ec2_url:
if 'EC2_URL' in os.environ:
ec2_url = os.environ['EC2_URL']
elif 'AWS_URL' in os.environ:
ec2_url = os.environ['AWS_URL']
if not ec2_access_key:
if 'EC2_ACCESS_KEY' in os.environ:
ec2_access_key = os.environ['EC2_ACCESS_KEY']
elif 'AWS_ACCESS_KEY_ID' in os.environ:
ec2_access_key = os.environ['AWS_ACCESS_KEY_ID']
elif 'AWS_ACCESS_KEY' in os.environ:
ec2_access_key = os.environ['AWS_ACCESS_KEY']
if not ec2_secret_key:
if 'EC2_SECRET_KEY' in os.environ:
ec2_secret_key = os.environ['EC2_SECRET_KEY']
elif 'AWS_SECRET_ACCESS_KEY' in os.environ:
ec2_secret_key = os.environ['AWS_SECRET_ACCESS_KEY']
elif 'AWS_SECRET_KEY' in os.environ:
ec2_secret_key = os.environ['AWS_SECRET_KEY']
if not region:
if 'EC2_REGION' in os.environ:
region = os.environ['EC2_REGION']
elif 'AWS_REGION' in os.environ:
region = os.environ['AWS_REGION']
return ec2_url, ec2_access_key, ec2_secret_key, region
def ec2_connect(module):
""" Return an ec2 connection"""
ec2_url, aws_access_key, aws_secret_key, region = get_ec2_creds(module)
# If we have a region specified, connect to its endpoint.
if region:
try:
ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=aws_access_key, aws_secret_access_key=aws_secret_key)
except boto.exception.NoAuthHandlerFound, e:
module.fail_json(msg = str(e))
# Otherwise, no region so we fallback to the old connection method
elif ec2_url:
try:
ec2 = boto.connect_ec2_endpoint(ec2_url, aws_access_key, aws_secret_key)
except boto.exception.NoAuthHandlerFound, e:
module.fail_json(msg = str(e))
else:
module.fail_json(msg="Either region or ec2_url must be specified")
return ec2