def _make_observer(self):
"""Implements BaseScenarioPlatformSupport interface."""
bindings = self.scenario.bindings
profile = bindings.get('AWS_PROFILE')
if not profile:
raise ValueError('An AWS Observer requires an AWS_PROFILE')
return aws.AwsAgent(profile, bindings['TEST_AWS_REGION'])
def __init_aws_bindings(self):
context = ExecutionContext()
bindings = self.bindings # base class made a copy
if not bindings['TEST_AWS_ZONE']:
bindings['TEST_AWS_ZONE'] = bindings['AWS_ZONE']
if not bindings.get('TEST_AWS_REGION', ''):
bindings['TEST_AWS_REGION'] = bindings['TEST_AWS_ZONE'][:-1]
if bindings.get('AWS_PROFILE'):
self.__aws_observer = aws.AwsAgent(bindings['AWS_PROFILE'],
bindings['TEST_AWS_REGION'])
if not bindings.get('TEST_AWS_VPC_ID', ''):
# We need to figure out a specific aws vpc id to use.
logger = logging.getLogger(__name__)
logger.info('Determine default AWS VpcId...')
vpc_list = self.__aws_observer.get_resource_list(
context,
root_key='Vpcs',
aws_command='describe-vpcs',
args=['--filters', 'Name=tag:Name,Values=defaultvpc'],
region=bindings['TEST_AWS_REGION'],
aws_module='ec2',
profile=self.__aws_observer.profile)
if not vpc_list:
raise ValueError('There is no vpc tagged as "defaultvpc"')
bindings['TEST_AWS_VPC_ID'] = vpc_list[0]['VpcId']
logger.info('Using discovered default VpcId=%s',
str(bindings['TEST_AWS_VPC_ID']))
if not bindings.get('TEST_AWS_SECURITY_GROUP', ''):
# We need to figure out a specific security group that is compatable
# with the VpcId we are using.
logger = logging.getLogger(__name__)
logger.info('Determine default AWS SecurityGroupId...')
sg_list = self.__aws_observer.get_resource_list(
context,
root_key='SecurityGroups',
aws_command='describe-security-groups',
args=[],
region=bindings['TEST_AWS_REGION'],
aws_module='ec2',
profile=self.__aws_observer.profile)
for entry in sg_list:
if entry.get('VpcId', None) == bindings['TEST_AWS_VPC_ID']:
bindings['TEST_AWS_SECURITY_GROUP_ID'] = entry[
'GroupId']
break
logger.info('Using discovered default SecurityGroupId=%s',
str(bindings['TEST_AWS_SECURITY_GROUP_ID']))
else:
self.__aws_observer = None
logger = logging.getLogger(__name__)
logger.warning(
'--aws_profile was not set.'
' Therefore, we will not be able to observe Amazon Web Services.'
)