Python get_region_from_stack_arn Examples

Example #1

File: lambda_configuration.py Project: RafaelAnt/SamplesProject

def _create_role_policy(stack_arn, function_name):

    cf = boto3.client('cloudformation', region_name=discovery_utils.get_region_from_stack_arn(stack_arn))

    try:
        res = discovery_utils.try_with_backoff(lambda : cf.describe_stack_resources(StackName=stack_arn))
        print 'describe_stack_resource(StackName="{}") result: {}'.format(stack_arn, res)
    except Exception as e:
        print 'describe_stack_resource(StackName="{}") error: {}'.format(stack_arn, getattr(e, 'response', e))
        raise e

    policy = {
        'Version': '2012-10-17',
        'Statement': [
            {
                "Sid": "WriteLogs",
                "Effect": "Allow",
                "Action": [
                    "logs:CreateLogGroup",
                    "logs:CreateLogStream",
                    "logs:PutLogEvents"
                ],
                "Resource": "arn:aws:logs:*:*:*"
            }
        ]
    }

    for resource in res['StackResources']:
        statement = _make_resource_statement(cf, stack_arn, function_name, resource['LogicalResourceId'])
        if statement is not None:
            policy['Statement'].append(statement)
        
    print 'generated policy: {}'.format(policy)

    return json.dumps(policy, indent=4)

Example #2

def _create_role_policy(stack_arn, policy_name, default_statements,
                        policy_metadata_filter):

    if not isinstance(default_statements, list):
        raise ValidationError('The default_statements value is not a list.')

    cf = boto3.client(
        'cloudformation',
        region_name=discovery_utils.get_region_from_stack_arn(stack_arn))

    try:
        res = discovery_utils.try_with_backoff(
            lambda: cf.describe_stack_resources(StackName=stack_arn))
        print 'describe_stack_resource(StackName="{}") result: {}'.format(
            stack_arn, res)
    except Exception as e:
        print 'describe_stack_resource(StackName="{}") error: {}'.format(
            stack_arn, getattr(e, 'response', e))
        raise e

    policy = {
        'Version': '2012-10-17',
        'Statement': copy.deepcopy(default_statements)
    }

    for resource in res['StackResources']:
        statement = _make_resource_statement(cf, stack_arn, policy_name,
                                             resource['LogicalResourceId'],
                                             policy_metadata_filter)
        if statement is not None:
            policy['Statement'].append(statement)

    print 'generated policy: {}'.format(policy)

    return json.dumps(policy, indent=4)

Example #3

def _create_role_policy(stack_arn, function_name):

    cf = boto3.client(
        'cloudformation',
        region_name=discovery_utils.get_region_from_stack_arn(stack_arn))

    try:
        res = discovery_utils.try_with_backoff(
            lambda: cf.describe_stack_resources(StackName=stack_arn))
        print 'describe_stack_resource(StackName="{}") result: {}'.format(
            stack_arn, res)
    except Exception as e:
        print 'describe_stack_resource(StackName="{}") error: {}'.format(
            stack_arn, getattr(e, 'response', e))
        raise e

    policy = {
        'Version':
        '2012-10-17',
        'Statement': [{
            "Sid":
            "WriteLogs",
            "Effect":
            "Allow",
            "Action": [
                "logs:CreateLogGroup", "logs:CreateLogStream",
                "logs:PutLogEvents"
            ],
            "Resource":
            "arn:aws:logs:*:*:*"
        }]
    }

    for resource in res['StackResources']:
        statement = _make_resource_statement(cf, stack_arn, function_name,
                                             resource['LogicalResourceId'])
        if statement is not None:
            policy['Statement'].append(statement)

    print 'generated policy: {}'.format(policy)

    return json.dumps(policy, indent=4)

Example #4

def get_cloud_formation_client(stack_arn):
    region = discovery_utils.get_region_from_stack_arn(stack_arn)
    return discovery_utils.CloudFormationClientWrapper(
        boto3.client('cloudformation', region_name=region))

Example #5

 def region(self):
     return discovery_utils.get_region_from_stack_arn(self.stack_arn)