moto/tests/test_cloudformation/test_cloudformation_stack_integration.py
2022-05-19 11:08:02 +00:00

1667 lines
60 KiB
Python

import json
import io
import zipfile
from decimal import Decimal
from botocore.exceptions import ClientError
import boto3
import sure # noqa # pylint: disable=unused-import
import pytest
from string import Template
from moto import (
mock_autoscaling,
mock_cloudformation,
mock_dynamodb,
mock_ec2,
mock_events,
mock_kms,
mock_lambda,
mock_logs,
mock_s3,
mock_sqs,
mock_elbv2,
)
from moto.core import ACCOUNT_ID
from tests import EXAMPLE_AMI_ID, EXAMPLE_AMI_ID2
from tests.test_cloudformation.fixtures import fn_join, single_instance_with_ebs_volume
@mock_cloudformation
def test_create_template_without_required_param_boto3():
template_json = json.dumps(single_instance_with_ebs_volume.template)
cf = boto3.client("cloudformation", region_name="us-west-1")
with pytest.raises(ClientError) as ex:
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
err = ex.value.response["Error"]
err.should.have.key("Code").equal("Missing Parameter")
err.should.have.key("Message").equal("Missing parameter KeyName")
@mock_ec2
@mock_cloudformation
def test_fn_join_boto3():
template_json = json.dumps(fn_join.template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
ec2 = boto3.client("ec2", region_name="us-west-1")
eip = ec2.describe_addresses()["Addresses"][0]
stack = cf.describe_stacks()["Stacks"][0]
fn_join_output = stack["Outputs"][0]
fn_join_output["OutputValue"].should.equal("test eip:{0}".format(eip["PublicIp"]))
@mock_cloudformation
@mock_sqs
def test_conditional_resources_boto3():
sqs_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Parameters": {
"EnvType": {"Description": "Environment type.", "Type": "String"}
},
"Conditions": {"CreateQueue": {"Fn::Equals": [{"Ref": "EnvType"}, "prod"]}},
"Resources": {
"QueueGroup": {
"Condition": "CreateQueue",
"Type": "AWS::SQS::Queue",
"Properties": {"QueueName": "my-queue", "VisibilityTimeout": 60},
}
},
}
sqs_template_json = json.dumps(sqs_template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(
StackName="test_stack_without_queue",
TemplateBody=sqs_template_json,
Parameters=[{"ParameterKey": "EnvType", "ParameterValue": "staging"}],
)
sqs = boto3.client("sqs", region_name="us-west-1")
sqs.list_queues().shouldnt.have.key("QueueUrls")
cf.create_stack(
StackName="test_stack_with_queue",
TemplateBody=sqs_template_json,
Parameters=[{"ParameterKey": "EnvType", "ParameterValue": "prod"}],
)
sqs.list_queues()["QueueUrls"].should.have.length_of(1)
@mock_cloudformation
@mock_ec2
def test_conditional_if_handling_boto3():
dummy_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Conditions": {"EnvEqualsPrd": {"Fn::Equals": [{"Ref": "ENV"}, "prd"]}},
"Parameters": {
"ENV": {
"Default": "dev",
"Description": "Deployment environment for the stack (dev/prd)",
"Type": "String",
}
},
"Description": "Stack 1",
"Resources": {
"App1": {
"Properties": {
"ImageId": {
"Fn::If": ["EnvEqualsPrd", EXAMPLE_AMI_ID, EXAMPLE_AMI_ID2]
}
},
"Type": "AWS::EC2::Instance",
}
},
}
dummy_template_json = json.dumps(dummy_template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack", TemplateBody=dummy_template_json)
ec2 = boto3.client("ec2", region_name="us-west-1")
ec2_instance = ec2.describe_instances()["Reservations"][0]["Instances"][0]
ec2_instance["ImageId"].should.equal(EXAMPLE_AMI_ID2)
cf = boto3.client("cloudformation", region_name="us-west-2")
cf.create_stack(
StackName="test_stack",
TemplateBody=dummy_template_json,
Parameters=[{"ParameterKey": "ENV", "ParameterValue": "prd"}],
)
ec2 = boto3.client("ec2", region_name="us-west-2")
ec2_instance = ec2.describe_instances()["Reservations"][0]["Instances"][0]
ec2_instance["ImageId"].should.equal(EXAMPLE_AMI_ID)
@mock_cloudformation
@mock_ec2
def test_cloudformation_mapping_boto3():
dummy_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Mappings": {
"RegionMap": {
"us-east-1": {"32": EXAMPLE_AMI_ID, "64": "n/a"},
"us-west-1": {"32": EXAMPLE_AMI_ID2, "64": "n/a"},
"eu-west-1": {"32": "n/a", "64": "n/a"},
"ap-southeast-1": {"32": "n/a", "64": "n/a"},
"ap-northeast-1": {"32": "n/a", "64": "n/a"},
}
},
"Resources": {
"WebServer": {
"Type": "AWS::EC2::Instance",
"Properties": {
"ImageId": {
"Fn::FindInMap": ["RegionMap", {"Ref": "AWS::Region"}, "32"]
},
"InstanceType": "m1.small",
},
}
},
}
dummy_template_json = json.dumps(dummy_template)
cf = boto3.client("cloudformation", region_name="us-east-1")
cf.create_stack(StackName="test_stack1", TemplateBody=dummy_template_json)
ec2 = boto3.client("ec2", region_name="us-east-1")
ec2_instance = ec2.describe_instances()["Reservations"][0]["Instances"][0]
ec2_instance["ImageId"].should.equal(EXAMPLE_AMI_ID)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack1", TemplateBody=dummy_template_json)
ec2 = boto3.client("ec2", region_name="us-west-1")
ec2_instance = ec2.describe_instances()["Reservations"][0]["Instances"][0]
ec2_instance["ImageId"].should.equal(EXAMPLE_AMI_ID2)
@mock_cloudformation
@mock_lambda
def test_lambda_function():
# switch this to python as backend lambda only supports python execution.
lambda_code = """
def lambda_handler(event, context):
return {"event": event}
"""
template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"lambdaTest": {
"Type": "AWS::Lambda::Function",
"Properties": {
"Code": {
# CloudFormation expects a string as ZipFile, not a ZIP file base64-encoded
"ZipFile": {"Fn::Join": ["\n", lambda_code.splitlines()]}
},
"Handler": "index.lambda_handler",
"Description": "Test function",
"MemorySize": 128,
"Role": {"Fn::GetAtt": ["MyRole", "Arn"]},
"Runtime": "python2.7",
"Environment": {"Variables": {"TEST_ENV_KEY": "test-env-val"}},
"ReservedConcurrentExecutions": 10,
},
},
"MyRole": {
"Type": "AWS::IAM::Role",
"Properties": {
"AssumeRolePolicyDocument": {
"Statement": [
{
"Action": ["sts:AssumeRole"],
"Effect": "Allow",
"Principal": {"Service": ["ec2.amazonaws.com"]},
}
]
}
},
},
},
}
template_json = json.dumps(template)
cf_conn = boto3.client("cloudformation", "us-east-1")
cf_conn.create_stack(StackName="test_stack", TemplateBody=template_json)
conn = boto3.client("lambda", "us-east-1")
result = conn.list_functions()
result["Functions"].should.have.length_of(1)
result["Functions"][0]["Description"].should.equal("Test function")
result["Functions"][0]["Handler"].should.equal("index.lambda_handler")
result["Functions"][0]["MemorySize"].should.equal(128)
result["Functions"][0]["Runtime"].should.equal("python2.7")
result["Functions"][0]["Environment"].should.equal(
{"Variables": {"TEST_ENV_KEY": "test-env-val"}}
)
function_name = result["Functions"][0]["FunctionName"]
result = conn.get_function(FunctionName=function_name)
result["Concurrency"]["ReservedConcurrentExecutions"].should.equal(10)
response = conn.invoke(FunctionName=function_name)
result = json.loads(response["Payload"].read())
result.should.equal({"event": "{}"})
def _make_zipfile(func_str):
zip_output = io.BytesIO()
zip_file = zipfile.ZipFile(zip_output, "w", zipfile.ZIP_DEFLATED)
zip_file.writestr("lambda_function.py", func_str)
zip_file.close()
zip_output.seek(0)
return zip_output.read()
@mock_cloudformation
@mock_s3
@mock_lambda
def test_lambda_layer():
# switch this to python as backend lambda only supports python execution.
layer_code = """
def lambda_handler(event, context):
return (event, context)
"""
region = "us-east-1"
bucket_name = "test_bucket"
s3_conn = boto3.client("s3", region)
s3_conn.create_bucket(Bucket=bucket_name)
zip_content = _make_zipfile(layer_code)
s3_conn.put_object(Bucket=bucket_name, Key="test.zip", Body=zip_content)
template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"lambdaTest": {
"Type": "AWS::Lambda::LayerVersion",
"Properties": {
"Content": {"S3Bucket": bucket_name, "S3Key": "test.zip"},
"LayerName": "testLayer",
"Description": "Test Layer",
"CompatibleRuntimes": ["python2.7", "python3.6"],
"LicenseInfo": "MIT",
"CompatibleArchitectures": [],
},
},
},
}
template_json = json.dumps(template)
cf_conn = boto3.client("cloudformation", region)
cf_conn.create_stack(StackName="test_stack", TemplateBody=template_json)
lambda_conn = boto3.client("lambda", region)
result = lambda_conn.list_layers()
layer_name = result["Layers"][0]["LayerName"]
result = lambda_conn.list_layer_versions(LayerName=layer_name)
result["LayerVersions"][0].pop("CreatedDate")
result["LayerVersions"].should.equal(
[
{
"Version": 1,
"LayerVersionArn": "arn:aws:lambda:{}:{}:layer:{}:1".format(
region, ACCOUNT_ID, layer_name
),
"CompatibleRuntimes": ["python2.7", "python3.6"],
"Description": "Test Layer",
"LicenseInfo": "MIT",
"CompatibleArchitectures": [],
}
]
)
@mock_cloudformation
@mock_ec2
def test_nat_gateway():
ec2_conn = boto3.client("ec2", "us-east-1")
vpc_id = ec2_conn.create_vpc(CidrBlock="10.0.0.0/16")["Vpc"]["VpcId"]
subnet_id = ec2_conn.create_subnet(CidrBlock="10.0.1.0/24", VpcId=vpc_id)["Subnet"][
"SubnetId"
]
route_table_id = ec2_conn.create_route_table(VpcId=vpc_id)["RouteTable"][
"RouteTableId"
]
template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"NAT": {
"DependsOn": "vpcgatewayattachment",
"Type": "AWS::EC2::NatGateway",
"Properties": {
"AllocationId": {"Fn::GetAtt": ["EIP", "AllocationId"]},
"SubnetId": subnet_id,
},
},
"EIP": {"Type": "AWS::EC2::EIP", "Properties": {"Domain": "vpc"}},
"Route": {
"Type": "AWS::EC2::Route",
"Properties": {
"RouteTableId": route_table_id,
"DestinationCidrBlock": "0.0.0.0/0",
"NatGatewayId": {"Ref": "NAT"},
},
},
"internetgateway": {"Type": "AWS::EC2::InternetGateway"},
"vpcgatewayattachment": {
"Type": "AWS::EC2::VPCGatewayAttachment",
"Properties": {
"InternetGatewayId": {"Ref": "internetgateway"},
"VpcId": vpc_id,
},
},
},
}
cf_conn = boto3.client("cloudformation", "us-east-1")
cf_conn.create_stack(StackName="test_stack", TemplateBody=json.dumps(template))
stack_resources = cf_conn.list_stack_resources(StackName="test_stack")
nat_gateway_resource = stack_resources.get("StackResourceSummaries")[0]
for resource in stack_resources["StackResourceSummaries"]:
if resource["ResourceType"] == "AWS::EC2::NatGateway":
nat_gateway_resource = resource
elif resource["ResourceType"] == "AWS::EC2::Route":
route_resource = resource
result = ec2_conn.describe_nat_gateways()
result["NatGateways"].should.have.length_of(1)
result["NatGateways"][0]["VpcId"].should.equal(vpc_id)
result["NatGateways"][0]["SubnetId"].should.equal(subnet_id)
result["NatGateways"][0]["State"].should.equal("available")
result["NatGateways"][0]["NatGatewayId"].should.equal(
nat_gateway_resource.get("PhysicalResourceId")
)
route_resource.get("PhysicalResourceId").should.contain("rtb-")
@mock_cloudformation()
@mock_kms()
def test_stack_kms():
kms_key_template = {
"Resources": {
"kmskey": {
"Properties": {
"Description": "A kms key",
"EnableKeyRotation": True,
"Enabled": True,
"KeyPolicy": "a policy",
},
"Type": "AWS::KMS::Key",
}
}
}
kms_key_template_json = json.dumps(kms_key_template)
cf_conn = boto3.client("cloudformation", "us-east-1")
cf_conn.create_stack(StackName="test_stack", TemplateBody=kms_key_template_json)
kms_conn = boto3.client("kms", "us-east-1")
keys = kms_conn.list_keys()["Keys"]
len(keys).should.equal(1)
result = kms_conn.describe_key(KeyId=keys[0]["KeyId"])
result["KeyMetadata"]["Enabled"].should.equal(True)
result["KeyMetadata"]["KeyUsage"].should.equal("ENCRYPT_DECRYPT")
@mock_cloudformation()
@mock_ec2()
def test_stack_spot_fleet():
conn = boto3.client("ec2", "us-east-1")
vpc = conn.create_vpc(CidrBlock="10.0.0.0/16")["Vpc"]
subnet = conn.create_subnet(
VpcId=vpc["VpcId"], CidrBlock="10.0.0.0/16", AvailabilityZone="us-east-1a"
)["Subnet"]
subnet_id = subnet["SubnetId"]
spot_fleet_template = {
"Resources": {
"SpotFleet": {
"Type": "AWS::EC2::SpotFleet",
"Properties": {
"SpotFleetRequestConfigData": {
"IamFleetRole": "arn:aws:iam::{}:role/fleet".format(ACCOUNT_ID),
"SpotPrice": "0.12",
"TargetCapacity": 6,
"AllocationStrategy": "diversified",
"LaunchSpecifications": [
{
"EbsOptimized": "false",
"InstanceType": "t2.small",
"ImageId": EXAMPLE_AMI_ID,
"SubnetId": subnet_id,
"WeightedCapacity": "2",
"SpotPrice": "0.13",
},
{
"EbsOptimized": "true",
"InstanceType": "t2.large",
"ImageId": EXAMPLE_AMI_ID,
"Monitoring": {"Enabled": "true"},
"SecurityGroups": [{"GroupId": "sg-123"}],
"SubnetId": subnet_id,
"IamInstanceProfile": {
"Arn": "arn:aws:iam::{}:role/fleet".format(
ACCOUNT_ID
)
},
"WeightedCapacity": "4",
"SpotPrice": "10.00",
},
],
}
},
}
}
}
spot_fleet_template_json = json.dumps(spot_fleet_template)
cf_conn = boto3.client("cloudformation", "us-east-1")
stack_id = cf_conn.create_stack(
StackName="test_stack", TemplateBody=spot_fleet_template_json
)["StackId"]
stack_resources = cf_conn.list_stack_resources(StackName=stack_id)
stack_resources["StackResourceSummaries"].should.have.length_of(1)
spot_fleet_id = stack_resources["StackResourceSummaries"][0]["PhysicalResourceId"]
spot_fleet_requests = conn.describe_spot_fleet_requests(
SpotFleetRequestIds=[spot_fleet_id]
)["SpotFleetRequestConfigs"]
len(spot_fleet_requests).should.equal(1)
spot_fleet_request = spot_fleet_requests[0]
spot_fleet_request["SpotFleetRequestState"].should.equal("active")
spot_fleet_config = spot_fleet_request["SpotFleetRequestConfig"]
spot_fleet_config["SpotPrice"].should.equal("0.12")
spot_fleet_config["TargetCapacity"].should.equal(6)
spot_fleet_config["IamFleetRole"].should.equal(
"arn:aws:iam::{}:role/fleet".format(ACCOUNT_ID)
)
spot_fleet_config["AllocationStrategy"].should.equal("diversified")
spot_fleet_config["FulfilledCapacity"].should.equal(6.0)
len(spot_fleet_config["LaunchSpecifications"]).should.equal(2)
launch_spec = spot_fleet_config["LaunchSpecifications"][0]
launch_spec["EbsOptimized"].should.equal(False)
launch_spec["ImageId"].should.equal(EXAMPLE_AMI_ID)
launch_spec["InstanceType"].should.equal("t2.small")
launch_spec["SubnetId"].should.equal(subnet_id)
launch_spec["SpotPrice"].should.equal("0.13")
launch_spec["WeightedCapacity"].should.equal(2.0)
@mock_cloudformation()
@mock_ec2()
def test_stack_spot_fleet_should_figure_out_default_price():
conn = boto3.client("ec2", "us-east-1")
vpc = conn.create_vpc(CidrBlock="10.0.0.0/16")["Vpc"]
subnet = conn.create_subnet(
VpcId=vpc["VpcId"], CidrBlock="10.0.0.0/16", AvailabilityZone="us-east-1a"
)["Subnet"]
subnet_id = subnet["SubnetId"]
spot_fleet_template = {
"Resources": {
"SpotFleet1": {
"Type": "AWS::EC2::SpotFleet",
"Properties": {
"SpotFleetRequestConfigData": {
"IamFleetRole": "arn:aws:iam::{}:role/fleet".format(ACCOUNT_ID),
"TargetCapacity": 6,
"AllocationStrategy": "diversified",
"LaunchSpecifications": [
{
"EbsOptimized": "false",
"InstanceType": "t2.small",
"ImageId": EXAMPLE_AMI_ID,
"SubnetId": subnet_id,
"WeightedCapacity": "2",
},
{
"EbsOptimized": "true",
"InstanceType": "t2.large",
"ImageId": EXAMPLE_AMI_ID,
"Monitoring": {"Enabled": "true"},
"SecurityGroups": [{"GroupId": "sg-123"}],
"SubnetId": subnet_id,
"IamInstanceProfile": {
"Arn": "arn:aws:iam::{}:role/fleet".format(
ACCOUNT_ID
)
},
"WeightedCapacity": "4",
},
],
}
},
}
}
}
spot_fleet_template_json = json.dumps(spot_fleet_template)
cf_conn = boto3.client("cloudformation", "us-east-1")
stack_id = cf_conn.create_stack(
StackName="test_stack", TemplateBody=spot_fleet_template_json
)["StackId"]
stack_resources = cf_conn.list_stack_resources(StackName=stack_id)
stack_resources["StackResourceSummaries"].should.have.length_of(1)
spot_fleet_id = stack_resources["StackResourceSummaries"][0]["PhysicalResourceId"]
spot_fleet_requests = conn.describe_spot_fleet_requests(
SpotFleetRequestIds=[spot_fleet_id]
)["SpotFleetRequestConfigs"]
len(spot_fleet_requests).should.equal(1)
spot_fleet_request = spot_fleet_requests[0]
spot_fleet_request["SpotFleetRequestState"].should.equal("active")
spot_fleet_config = spot_fleet_request["SpotFleetRequestConfig"]
assert "SpotPrice" not in spot_fleet_config
len(spot_fleet_config["LaunchSpecifications"]).should.equal(2)
launch_spec1 = spot_fleet_config["LaunchSpecifications"][0]
launch_spec2 = spot_fleet_config["LaunchSpecifications"][1]
assert "SpotPrice" not in launch_spec1
assert "SpotPrice" not in launch_spec2
@mock_ec2
@mock_elbv2
@mock_cloudformation
def test_invalid_action_type_listener_rule():
invalid_listener_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"alb": {
"Type": "AWS::ElasticLoadBalancingV2::LoadBalancer",
"Properties": {
"Name": "myelbv2",
"Scheme": "internet-facing",
"Subnets": [{"Ref": "mysubnet"}],
},
},
"mytargetgroup1": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {"Name": "mytargetgroup1"},
},
"mytargetgroup2": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {"Name": "mytargetgroup2"},
},
"listener": {
"Type": "AWS::ElasticLoadBalancingV2::Listener",
"Properties": {
"DefaultActions": [
{"Type": "forward", "TargetGroupArn": {"Ref": "mytargetgroup1"}}
],
"LoadBalancerArn": {"Ref": "alb"},
"Port": "80",
"Protocol": "HTTP",
},
},
"rule": {
"Type": "AWS::ElasticLoadBalancingV2::ListenerRule",
"Properties": {
"Actions": [
{
"Type": "forward2",
"TargetGroupArn": {"Ref": "mytargetgroup2"},
}
],
"Conditions": [{"field": "path-pattern", "values": ["/*"]}],
"ListenerArn": {"Ref": "listener"},
"Priority": 2,
},
},
"myvpc": {
"Type": "AWS::EC2::VPC",
"Properties": {"CidrBlock": "10.0.0.0/16"},
},
"mysubnet": {
"Type": "AWS::EC2::Subnet",
"Properties": {"CidrBlock": "10.0.0.0/27", "VpcId": {"Ref": "myvpc"}},
},
},
}
listener_template_json = json.dumps(invalid_listener_template)
cfn_conn = boto3.client("cloudformation", "us-west-1")
cfn_conn.create_stack.when.called_with(
StackName="listener_stack", TemplateBody=listener_template_json
).should.throw(ClientError)
@mock_ec2
@mock_elbv2
@mock_cloudformation
@mock_events
def test_update_stack_listener_and_rule():
initial_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"alb": {
"Type": "AWS::ElasticLoadBalancingV2::LoadBalancer",
"Properties": {
"Name": "myelbv2",
"Scheme": "internet-facing",
"Subnets": [{"Ref": "mysubnet"}],
"SecurityGroups": [{"Ref": "mysg"}],
"Type": "application",
"IpAddressType": "ipv4",
},
},
"mytargetgroup1": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {"Name": "mytargetgroup1"},
},
"mytargetgroup2": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {"Name": "mytargetgroup2"},
},
"listener": {
"Type": "AWS::ElasticLoadBalancingV2::Listener",
"Properties": {
"DefaultActions": [
{"Type": "forward", "TargetGroupArn": {"Ref": "mytargetgroup1"}}
],
"LoadBalancerArn": {"Ref": "alb"},
"Port": "80",
"Protocol": "HTTP",
},
},
"rule": {
"Type": "AWS::ElasticLoadBalancingV2::ListenerRule",
"Properties": {
"Actions": [
{
"Type": "forward",
"TargetGroupArn": {"Ref": "mytargetgroup2"},
}
],
"Conditions": [{"Field": "path-pattern", "Values": ["/*"]}],
"ListenerArn": {"Ref": "listener"},
"Priority": 2,
},
},
"myvpc": {
"Type": "AWS::EC2::VPC",
"Properties": {"CidrBlock": "10.0.0.0/16"},
},
"mysubnet": {
"Type": "AWS::EC2::Subnet",
"Properties": {"CidrBlock": "10.0.0.0/27", "VpcId": {"Ref": "myvpc"}},
},
"mysg": {
"Type": "AWS::EC2::SecurityGroup",
"Properties": {
"GroupName": "mysg",
"GroupDescription": "test security group",
"VpcId": {"Ref": "myvpc"},
},
},
},
}
initial_template_json = json.dumps(initial_template)
cfn_conn = boto3.client("cloudformation", "us-west-1")
cfn_conn.create_stack(StackName="initial_stack", TemplateBody=initial_template_json)
elbv2_conn = boto3.client("elbv2", "us-west-1")
initial_template["Resources"]["rule"]["Properties"]["Conditions"][0][
"Field"
] = "host-header"
initial_template["Resources"]["rule"]["Properties"]["Conditions"][0]["Values"] = "*"
initial_template["Resources"]["listener"]["Properties"]["Port"] = 90
initial_template_json = json.dumps(initial_template)
cfn_conn.update_stack(StackName="initial_stack", TemplateBody=initial_template_json)
load_balancers = elbv2_conn.describe_load_balancers()["LoadBalancers"]
listeners = elbv2_conn.describe_listeners(
LoadBalancerArn=load_balancers[0]["LoadBalancerArn"]
)["Listeners"]
listeners[0]["Port"].should.equal(90)
listener_rule = elbv2_conn.describe_rules(ListenerArn=listeners[0]["ListenerArn"])[
"Rules"
]
listener_rule[0]["Conditions"].should.equal(
[{"Field": "host-header", "Values": ["*"]}]
)
@mock_ec2
@mock_elbv2
@mock_cloudformation
def test_stack_elbv2_resources_integration():
alb_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Outputs": {
"albdns": {
"Description": "Load balanacer DNS",
"Value": {"Fn::GetAtt": ["alb", "DNSName"]},
},
"albname": {
"Description": "Load balancer name",
"Value": {"Fn::GetAtt": ["alb", "LoadBalancerName"]},
},
"canonicalhostedzoneid": {
"Description": "Load balancer canonical hosted zone ID",
"Value": {"Fn::GetAtt": ["alb", "CanonicalHostedZoneID"]},
},
},
"Resources": {
"alb": {
"Type": "AWS::ElasticLoadBalancingV2::LoadBalancer",
"Properties": {
"Name": "myelbv2",
"Scheme": "internet-facing",
"Subnets": [{"Ref": "mysubnet"}],
"SecurityGroups": [{"Ref": "mysg"}],
"Type": "application",
"IpAddressType": "ipv4",
},
},
"mytargetgroup1": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {
"HealthCheckIntervalSeconds": 30,
"HealthCheckPath": "/status",
"HealthCheckPort": 80,
"HealthCheckProtocol": "HTTP",
"HealthCheckTimeoutSeconds": 5,
"HealthyThresholdCount": 30,
"UnhealthyThresholdCount": 5,
"Matcher": {"HttpCode": "200,201"},
"Name": "mytargetgroup1",
"Port": 80,
"Protocol": "HTTP",
"TargetType": "instance",
"Targets": [{"Id": {"Ref": "ec2instance", "Port": 80}}],
"VpcId": {"Ref": "myvpc"},
},
},
"mytargetgroup2": {
"Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
"Properties": {
"HealthCheckIntervalSeconds": 30,
"HealthCheckPath": "/status",
"HealthCheckPort": 8080,
"HealthCheckProtocol": "HTTP",
"HealthCheckTimeoutSeconds": 5,
"HealthyThresholdCount": 30,
"UnhealthyThresholdCount": 5,
"Name": "mytargetgroup2",
"Port": 8080,
"Protocol": "HTTP",
"TargetType": "instance",
"Targets": [{"Id": {"Ref": "ec2instance", "Port": 8080}}],
"VpcId": {"Ref": "myvpc"},
},
},
"listener": {
"Type": "AWS::ElasticLoadBalancingV2::Listener",
"Properties": {
"DefaultActions": [
{"Type": "forward", "TargetGroupArn": {"Ref": "mytargetgroup1"}}
],
"LoadBalancerArn": {"Ref": "alb"},
"Port": "80",
"Protocol": "HTTP",
},
},
"rule": {
"Type": "AWS::ElasticLoadBalancingV2::ListenerRule",
"Properties": {
"Actions": [
{
"Type": "forward",
"ForwardConfig": {
"TargetGroups": [
{
"TargetGroupArn": {"Ref": "mytargetgroup2"},
"Weight": 1,
},
{
"TargetGroupArn": {"Ref": "mytargetgroup1"},
"Weight": 2,
},
]
},
}
],
"Conditions": [{"Field": "path-pattern", "Values": ["/*"]}],
"ListenerArn": {"Ref": "listener"},
"Priority": 2,
},
},
"rule2": {
"Type": "AWS::ElasticLoadBalancingV2::ListenerRule",
"Properties": {
"Actions": [
{"Type": "forward", "TargetGroupArn": {"Ref": "mytargetgroup2"}}
],
"Conditions": [{"Field": "host-header", "Values": ["example.com"]}],
"ListenerArn": {"Ref": "listener"},
"Priority": 30,
},
},
"myvpc": {
"Type": "AWS::EC2::VPC",
"Properties": {"CidrBlock": "10.0.0.0/16"},
},
"mysubnet": {
"Type": "AWS::EC2::Subnet",
"Properties": {"CidrBlock": "10.0.0.0/27", "VpcId": {"Ref": "myvpc"}},
},
"mysg": {
"Type": "AWS::EC2::SecurityGroup",
"Properties": {
"GroupName": "mysg",
"GroupDescription": "test security group",
"VpcId": {"Ref": "myvpc"},
},
},
"ec2instance": {
"Type": "AWS::EC2::Instance",
"Properties": {"ImageId": EXAMPLE_AMI_ID, "UserData": "some user data"},
},
},
}
alb_template_json = json.dumps(alb_template)
cfn_conn = boto3.client("cloudformation", "us-west-1")
cfn_conn.create_stack(StackName="elb_stack", TemplateBody=alb_template_json)
elbv2_conn = boto3.client("elbv2", "us-west-1")
load_balancers = elbv2_conn.describe_load_balancers()["LoadBalancers"]
len(load_balancers).should.equal(1)
load_balancers[0]["LoadBalancerName"].should.equal("myelbv2")
load_balancers[0]["Scheme"].should.equal("internet-facing")
load_balancers[0]["Type"].should.equal("application")
load_balancers[0]["IpAddressType"].should.equal("ipv4")
target_groups = sorted(
elbv2_conn.describe_target_groups()["TargetGroups"],
key=lambda tg: tg["TargetGroupName"],
) # sort to do comparison with indexes
len(target_groups).should.equal(2)
target_groups[0]["HealthCheckIntervalSeconds"].should.equal(30)
target_groups[0]["HealthCheckPath"].should.equal("/status")
target_groups[0]["HealthCheckPort"].should.equal("80")
target_groups[0]["HealthCheckProtocol"].should.equal("HTTP")
target_groups[0]["HealthCheckTimeoutSeconds"].should.equal(5)
target_groups[0]["HealthyThresholdCount"].should.equal(30)
target_groups[0]["UnhealthyThresholdCount"].should.equal(5)
target_groups[0]["Matcher"].should.equal({"HttpCode": "200,201"})
target_groups[0]["TargetGroupName"].should.equal("mytargetgroup1")
target_groups[0]["Port"].should.equal(80)
target_groups[0]["Protocol"].should.equal("HTTP")
target_groups[0]["TargetType"].should.equal("instance")
target_groups[1]["HealthCheckIntervalSeconds"].should.equal(30)
target_groups[1]["HealthCheckPath"].should.equal("/status")
target_groups[1]["HealthCheckPort"].should.equal("8080")
target_groups[1]["HealthCheckProtocol"].should.equal("HTTP")
target_groups[1]["HealthCheckTimeoutSeconds"].should.equal(5)
target_groups[1]["HealthyThresholdCount"].should.equal(30)
target_groups[1]["UnhealthyThresholdCount"].should.equal(5)
target_groups[1]["Matcher"].should.equal({"HttpCode": "200"})
target_groups[1]["TargetGroupName"].should.equal("mytargetgroup2")
target_groups[1]["Port"].should.equal(8080)
target_groups[1]["Protocol"].should.equal("HTTP")
target_groups[1]["TargetType"].should.equal("instance")
listeners = elbv2_conn.describe_listeners(
LoadBalancerArn=load_balancers[0]["LoadBalancerArn"]
)["Listeners"]
len(listeners).should.equal(1)
listeners[0]["LoadBalancerArn"].should.equal(load_balancers[0]["LoadBalancerArn"])
listeners[0]["Port"].should.equal(80)
listeners[0]["Protocol"].should.equal("HTTP")
listeners[0]["DefaultActions"].should.equal(
[{"Type": "forward", "TargetGroupArn": target_groups[0]["TargetGroupArn"]}]
)
listener_rule = elbv2_conn.describe_rules(ListenerArn=listeners[0]["ListenerArn"])[
"Rules"
]
len(listener_rule).should.equal(3)
listener_rule[0]["Priority"].should.equal("2")
listener_rule[0]["Actions"].should.equal(
[
{
"Type": "forward",
"ForwardConfig": {
"TargetGroups": [
{
"TargetGroupArn": target_groups[1]["TargetGroupArn"],
"Weight": 1,
},
{
"TargetGroupArn": target_groups[0]["TargetGroupArn"],
"Weight": 2,
},
],
"TargetGroupStickinessConfig": {"Enabled": False},
},
}
],
[{"Type": "forward", "TargetGroupArn": target_groups[1]["TargetGroupArn"]}],
)
listener_rule[0]["Conditions"].should.equal(
[{"Field": "path-pattern", "Values": ["/*"]}]
)
listener_rule[1]["Priority"].should.equal("30")
listener_rule[1]["Actions"].should.equal(
[{"Type": "forward", "TargetGroupArn": target_groups[1]["TargetGroupArn"]}]
)
listener_rule[1]["Conditions"].should.equal(
[{"Field": "host-header", "Values": ["example.com"]}]
)
# test outputs
stacks = cfn_conn.describe_stacks(StackName="elb_stack")["Stacks"]
len(stacks).should.equal(1)
dns = list(
filter(lambda item: item["OutputKey"] == "albdns", stacks[0]["Outputs"])
)[0]
name = list(
filter(lambda item: item["OutputKey"] == "albname", stacks[0]["Outputs"])
)[0]
dns["OutputValue"].should.equal(load_balancers[0]["DNSName"])
name["OutputValue"].should.equal(load_balancers[0]["LoadBalancerName"])
@mock_dynamodb
@mock_cloudformation
def test_stack_dynamodb_resources_integration():
dynamodb_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"myDynamoDBTable": {
"Type": "AWS::DynamoDB::Table",
"Properties": {
"AttributeDefinitions": [
{"AttributeName": "Album", "AttributeType": "S"},
{"AttributeName": "Artist", "AttributeType": "S"},
{"AttributeName": "Sales", "AttributeType": "N"},
{"AttributeName": "NumberOfSongs", "AttributeType": "N"},
],
"KeySchema": [
{"AttributeName": "Album", "KeyType": "HASH"},
{"AttributeName": "Artist", "KeyType": "RANGE"},
],
"ProvisionedThroughput": {
"ReadCapacityUnits": "5",
"WriteCapacityUnits": "5",
},
"TableName": "myTableName",
"GlobalSecondaryIndexes": [
{
"IndexName": "myGSI",
"KeySchema": [
{"AttributeName": "Sales", "KeyType": "HASH"},
{"AttributeName": "Artist", "KeyType": "RANGE"},
],
"Projection": {
"NonKeyAttributes": ["Album", "NumberOfSongs"],
"ProjectionType": "INCLUDE",
},
"ProvisionedThroughput": {
"ReadCapacityUnits": "5",
"WriteCapacityUnits": "5",
},
},
{
"IndexName": "myGSI2",
"KeySchema": [
{"AttributeName": "NumberOfSongs", "KeyType": "HASH"},
{"AttributeName": "Sales", "KeyType": "RANGE"},
],
"Projection": {
"NonKeyAttributes": ["Album", "Artist"],
"ProjectionType": "INCLUDE",
},
"ProvisionedThroughput": {
"ReadCapacityUnits": "5",
"WriteCapacityUnits": "5",
},
},
],
"LocalSecondaryIndexes": [
{
"IndexName": "myLSI",
"KeySchema": [
{"AttributeName": "Album", "KeyType": "HASH"},
{"AttributeName": "Sales", "KeyType": "RANGE"},
],
"Projection": {
"NonKeyAttributes": ["Artist", "NumberOfSongs"],
"ProjectionType": "INCLUDE",
},
}
],
"StreamSpecification": {"StreamViewType": "KEYS_ONLY"},
},
}
},
}
dynamodb_template_json = json.dumps(dynamodb_template)
cfn_conn = boto3.client("cloudformation", "us-east-1")
cfn_conn.create_stack(
StackName="dynamodb_stack", TemplateBody=dynamodb_template_json
)
dynamodb_client = boto3.client("dynamodb", region_name="us-east-1")
table_desc = dynamodb_client.describe_table(TableName="myTableName")["Table"]
table_desc["StreamSpecification"].should.equal(
{"StreamEnabled": True, "StreamViewType": "KEYS_ONLY"}
)
dynamodb_conn = boto3.resource("dynamodb", region_name="us-east-1")
table = dynamodb_conn.Table("myTableName")
table.name.should.equal("myTableName")
table.put_item(
Item={"Album": "myAlbum", "Artist": "myArtist", "Sales": 10, "NumberOfSongs": 5}
)
response = table.get_item(Key={"Album": "myAlbum", "Artist": "myArtist"})
response["Item"]["Album"].should.equal("myAlbum")
response["Item"]["Sales"].should.equal(Decimal("10"))
response["Item"]["NumberOfSongs"].should.equal(Decimal("5"))
response["Item"]["Album"].should.equal("myAlbum")
@mock_cloudformation
@mock_logs
@mock_s3
def test_create_log_group_using_fntransform():
s3_resource = boto3.resource("s3")
s3_resource.create_bucket(
Bucket="owi-common-cf",
CreateBucketConfiguration={"LocationConstraint": "us-west-2"},
)
s3_resource.Object("owi-common-cf", "snippets/test.json").put(
Body=json.dumps({"lgname": {"name": "some-log-group"}})
)
template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Mappings": {
"EnvironmentMapping": {
"Fn::Transform": {
"Name": "AWS::Include",
"Parameters": {"Location": "s3://owi-common-cf/snippets/test.json"},
}
}
},
"Resources": {
"LogGroup": {
"Properties": {
"LogGroupName": {
"Fn::FindInMap": ["EnvironmentMapping", "lgname", "name"]
},
"RetentionInDays": 90,
},
"Type": "AWS::Logs::LogGroup",
}
},
}
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(StackName="test_stack", TemplateBody=json.dumps(template))
logs_conn = boto3.client("logs", region_name="us-west-2")
log_group = logs_conn.describe_log_groups()["logGroups"][0]
log_group["logGroupName"].should.equal("some-log-group")
@mock_cloudformation
@mock_logs
def test_create_cloudwatch_logs_resource_policy():
policy_document = json.dumps(
{
"Statement": [
{
"Action": ["logs:CreateLogStream", "logs:PutLogEvents"],
"Effect": "Allow",
"Principal": {"Service": "es.amazonaws.com"},
"Resource": "*",
}
]
}
)
template1 = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"LogGroupPolicy1": {
"Type": "AWS::Logs::ResourcePolicy",
"Properties": {
"PolicyDocument": policy_document,
"PolicyName": "TestPolicyA",
},
}
},
}
template2 = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"LogGroupPolicy1": {
"Type": "AWS::Logs::ResourcePolicy",
"Properties": {
"PolicyDocument": policy_document,
"PolicyName": "TestPolicyB",
},
},
"LogGroupPolicy2": {
"Type": "AWS::Logs::ResourcePolicy",
"Properties": {
"PolicyDocument": policy_document,
"PolicyName": "TestPolicyC",
},
},
},
}
cf_conn = boto3.client("cloudformation", "us-east-1")
cf_conn.create_stack(StackName="test_stack", TemplateBody=json.dumps(template1))
logs_conn = boto3.client("logs", region_name="us-east-1")
policies = logs_conn.describe_resource_policies()["resourcePolicies"]
policies.should.have.length_of(1)
policies.should.be.containing_item_with_attributes(
policyName="TestPolicyA", policyDocument=policy_document
)
cf_conn.update_stack(StackName="test_stack", TemplateBody=json.dumps(template2))
policies = logs_conn.describe_resource_policies()["resourcePolicies"]
policies.should.have.length_of(2)
policies.should.be.containing_item_with_attributes(
policyName="TestPolicyB", policyDocument=policy_document
)
policies.should.be.containing_item_with_attributes(
policyName="TestPolicyC", policyDocument=policy_document
)
cf_conn.update_stack(StackName="test_stack", TemplateBody=json.dumps(template1))
policies = logs_conn.describe_resource_policies()["resourcePolicies"]
policies.should.have.length_of(1)
policies.should.be.containing_item_with_attributes(
policyName="TestPolicyA", policyDocument=policy_document
)
@mock_cloudformation
@mock_logs
def test_delete_stack_containing_cloudwatch_logs_resource_policy():
template1 = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"LogGroupPolicy1": {
"Type": "AWS::Logs::ResourcePolicy",
"Properties": {
"PolicyDocument": '{"Statement":[{"Action":"logs:*","Effect":"Allow","Principal":"*","Resource":"*"}]}',
"PolicyName": "TestPolicyA",
},
}
},
}
cf_conn = boto3.client("cloudformation", "us-east-1")
cf_conn.create_stack(StackName="test_stack", TemplateBody=json.dumps(template1))
logs_conn = boto3.client("logs", region_name="us-east-1")
policies = logs_conn.describe_resource_policies()["resourcePolicies"]
policies.should.have.length_of(1)
cf_conn.delete_stack(StackName="test_stack")
policies = logs_conn.describe_resource_policies()["resourcePolicies"]
policies.should.have.length_of(0)
@mock_cloudformation
@mock_events
def test_stack_events_create_rule_integration():
events_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"Event": {
"Type": "AWS::Events::Rule",
"Properties": {
"Name": "quick-fox",
"State": "ENABLED",
"ScheduleExpression": "rate(5 minutes)",
},
}
},
}
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(
StackName="test_stack", TemplateBody=json.dumps(events_template)
)
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"].should.have.length_of(1)
rules["Rules"][0]["Name"].should.equal("quick-fox")
rules["Rules"][0]["State"].should.equal("ENABLED")
rules["Rules"][0]["ScheduleExpression"].should.equal("rate(5 minutes)")
@mock_cloudformation
@mock_events
def test_stack_events_delete_rule_integration():
events_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"Event": {
"Type": "AWS::Events::Rule",
"Properties": {
"Name": "quick-fox",
"State": "ENABLED",
"ScheduleExpression": "rate(5 minutes)",
},
}
},
}
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(
StackName="test_stack", TemplateBody=json.dumps(events_template)
)
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"].should.have.length_of(1)
cf_conn.delete_stack(StackName="test_stack")
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"].should.have.length_of(0)
@mock_cloudformation
@mock_events
def test_stack_events_create_rule_without_name_integration():
events_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"Event": {
"Type": "AWS::Events::Rule",
"Properties": {
"State": "ENABLED",
"ScheduleExpression": "rate(5 minutes)",
},
}
},
}
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(
StackName="test_stack", TemplateBody=json.dumps(events_template)
)
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"][0]["Name"].should.contain("test_stack-Event-")
@mock_cloudformation
@mock_events
@mock_logs
def test_stack_events_create_rule_as_target():
events_template = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"SecurityGroup": {
"Type": "AWS::Logs::LogGroup",
"Properties": {
"LogGroupName": {"Fn::GetAtt": ["Event", "Arn"]},
"RetentionInDays": 3,
},
},
"Event": {
"Type": "AWS::Events::Rule",
"Properties": {
"State": "ENABLED",
"ScheduleExpression": "rate(5 minutes)",
},
},
},
}
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(
StackName="test_stack", TemplateBody=json.dumps(events_template)
)
rules = boto3.client("events", "us-west-2").list_rules()
log_groups = boto3.client("logs", "us-west-2").describe_log_groups()
rules["Rules"][0]["Name"].should.contain("test_stack-Event-")
log_groups["logGroups"][0]["logGroupName"].should.equal(rules["Rules"][0]["Arn"])
log_groups["logGroups"][0]["retentionInDays"].should.equal(3)
@mock_cloudformation
@mock_events
def test_stack_events_update_rule_integration():
events_template = Template(
"""{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"Event": {
"Type": "AWS::Events::Rule",
"Properties": {
"Name": "$Name",
"State": "$State",
"ScheduleExpression": "rate(5 minutes)",
},
}
},
} """
)
cf_conn = boto3.client("cloudformation", "us-west-2")
original_template = events_template.substitute(Name="Foo", State="ENABLED")
cf_conn.create_stack(StackName="test_stack", TemplateBody=original_template)
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"].should.have.length_of(1)
rules["Rules"][0]["Name"].should.equal("Foo")
rules["Rules"][0]["State"].should.equal("ENABLED")
update_template = events_template.substitute(Name="Bar", State="DISABLED")
cf_conn.update_stack(StackName="test_stack", TemplateBody=update_template)
rules = boto3.client("events", "us-west-2").list_rules()
rules["Rules"].should.have.length_of(1)
rules["Rules"][0]["Name"].should.equal("Bar")
rules["Rules"][0]["State"].should.equal("DISABLED")
@mock_cloudformation
@mock_autoscaling
def test_autoscaling_propagate_tags():
autoscaling_group_with_tags = {
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"AutoScalingGroup": {
"Type": "AWS::AutoScaling::AutoScalingGroup",
"Properties": {
"AutoScalingGroupName": "test-scaling-group",
"DesiredCapacity": 1,
"MinSize": 1,
"MaxSize": 50,
"LaunchConfigurationName": "test-launch-config",
"AvailabilityZones": ["us-east-1a"],
"Tags": [
{
"Key": "test-key-propagate",
"Value": "test",
"PropagateAtLaunch": True,
},
{
"Key": "test-key-no-propagate",
"Value": "test",
"PropagateAtLaunch": False,
},
],
},
"DependsOn": "LaunchConfig",
},
"LaunchConfig": {
"Type": "AWS::AutoScaling::LaunchConfiguration",
"Properties": {
"LaunchConfigurationName": "test-launch-config",
"ImageId": EXAMPLE_AMI_ID,
"InstanceType": "t2.medium",
},
},
},
}
boto3.client("cloudformation", "us-east-1").create_stack(
StackName="propagate_tags_test",
TemplateBody=json.dumps(autoscaling_group_with_tags),
)
autoscaling = boto3.client("autoscaling", "us-east-1")
autoscaling_group_tags = autoscaling.describe_auto_scaling_groups()[
"AutoScalingGroups"
][0]["Tags"]
propagation_dict = {
tag["Key"]: tag["PropagateAtLaunch"] for tag in autoscaling_group_tags
}
assert propagation_dict["test-key-propagate"]
assert not propagation_dict["test-key-no-propagate"]
@mock_cloudformation
@mock_events
def test_stack_eventbus_create_from_cfn_integration():
eventbus_template = """{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"EventBus": {
"Type": "AWS::Events::EventBus",
"Properties": {
"Name": "MyCustomEventBus"
},
}
},
}"""
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(StackName="test_stack", TemplateBody=eventbus_template)
event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="MyCustom"
)
event_buses["EventBuses"].should.have.length_of(1)
event_buses["EventBuses"][0]["Name"].should.equal("MyCustomEventBus")
@mock_cloudformation
@mock_events
def test_stack_events_delete_eventbus_integration():
eventbus_template = """{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"EventBus": {
"Type": "AWS::Events::EventBus",
"Properties": {
"Name": "MyCustomEventBus"
},
}
},
}"""
cf_conn = boto3.client("cloudformation", "us-west-2")
cf_conn.create_stack(StackName="test_stack", TemplateBody=eventbus_template)
event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="MyCustom"
)
event_buses["EventBuses"].should.have.length_of(1)
cf_conn.delete_stack(StackName="test_stack")
event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="MyCustom"
)
event_buses["EventBuses"].should.have.length_of(0)
@mock_cloudformation
@mock_events
def test_stack_events_delete_from_cfn_integration():
eventbus_template = Template(
"""{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"$resource_name": {
"Type": "AWS::Events::EventBus",
"Properties": {
"Name": "$name"
},
}
},
}"""
)
cf_conn = boto3.client("cloudformation", "us-west-2")
original_template = eventbus_template.substitute(
{"resource_name": "original", "name": "MyCustomEventBus"}
)
cf_conn.create_stack(StackName="test_stack", TemplateBody=original_template)
original_event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="MyCustom"
)
original_event_buses["EventBuses"].should.have.length_of(1)
original_eventbus = original_event_buses["EventBuses"][0]
updated_template = eventbus_template.substitute(
{"resource_name": "updated", "name": "AnotherEventBus"}
)
cf_conn.update_stack(StackName="test_stack", TemplateBody=updated_template)
update_event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="AnotherEventBus"
)
update_event_buses["EventBuses"].should.have.length_of(1)
update_event_buses["EventBuses"][0]["Arn"].shouldnt.equal(original_eventbus["Arn"])
@mock_cloudformation
@mock_events
def test_stack_events_update_from_cfn_integration():
eventbus_template = Template(
"""{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"EventBus": {
"Type": "AWS::Events::EventBus",
"Properties": {
"Name": "$name"
},
}
},
}"""
)
cf_conn = boto3.client("cloudformation", "us-west-2")
original_template = eventbus_template.substitute({"name": "MyCustomEventBus"})
cf_conn.create_stack(StackName="test_stack", TemplateBody=original_template)
original_event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="MyCustom"
)
original_event_buses["EventBuses"].should.have.length_of(1)
original_eventbus = original_event_buses["EventBuses"][0]
updated_template = eventbus_template.substitute({"name": "NewEventBus"})
cf_conn.update_stack(StackName="test_stack", TemplateBody=updated_template)
update_event_buses = boto3.client("events", "us-west-2").list_event_buses(
NamePrefix="NewEventBus"
)
update_event_buses["EventBuses"].should.have.length_of(1)
update_event_buses["EventBuses"][0]["Name"].should.equal("NewEventBus")
update_event_buses["EventBuses"][0]["Arn"].shouldnt.equal(original_eventbus["Arn"])
@mock_cloudformation
@mock_events
def test_stack_events_get_attribute_integration():
eventbus_template = """{
"AWSTemplateFormatVersion": "2010-09-09",
"Resources": {
"EventBus": {
"Type": "AWS::Events::EventBus",
"Properties": {
"Name": "MyEventBus"
},
}
},
"Outputs": {
"bus_arn": {"Value": {"Fn::GetAtt": ["EventBus", "Arn"]}},
"bus_name": {"Value": {"Fn::GetAtt": ["EventBus", "Name"]}},
}
}"""
cf = boto3.client("cloudformation", "us-west-2")
events = boto3.client("events", "us-west-2")
cf.create_stack(StackName="test_stack", TemplateBody=eventbus_template)
stack = cf.describe_stacks(StackName="test_stack")["Stacks"][0]
outputs = stack["Outputs"]
output_arn = list(filter(lambda item: item["OutputKey"] == "bus_arn", outputs))[0]
output_name = list(filter(lambda item: item["OutputKey"] == "bus_name", outputs))[0]
event_bus = events.list_event_buses(NamePrefix="MyEventBus")["EventBuses"][0]
output_arn["OutputValue"].should.equal(event_bus["Arn"])
output_name["OutputValue"].should.equal(event_bus["Name"])
@mock_cloudformation
@mock_dynamodb
def test_dynamodb_table_creation():
CFN_TEMPLATE = {
"Outputs": {"MyTableName": {"Value": {"Ref": "MyTable"}}},
"Resources": {
"MyTable": {
"Type": "AWS::DynamoDB::Table",
"Properties": {
"KeySchema": [{"AttributeName": "id", "KeyType": "HASH"}],
"AttributeDefinitions": [
{"AttributeName": "id", "AttributeType": "S"}
],
"BillingMode": "PAY_PER_REQUEST",
},
},
},
}
stack_name = "foobar"
cfn = boto3.client("cloudformation", "us-west-2")
cfn.create_stack(StackName=stack_name, TemplateBody=json.dumps(CFN_TEMPLATE))
# Wait until moto creates the stack
waiter = cfn.get_waiter("stack_create_complete")
waiter.wait(StackName=stack_name)
# Verify the TableName is part of the outputs
stack = cfn.describe_stacks(StackName=stack_name)["Stacks"][0]
outputs = stack["Outputs"]
outputs.should.have.length_of(1)
outputs[0]["OutputKey"].should.equal("MyTableName")
outputs[0]["OutputValue"].should.contain("foobar")
# Assert the table is created
ddb = boto3.client("dynamodb", "us-west-2")
table_names = ddb.list_tables()["TableNames"]
table_names.should.equal([outputs[0]["OutputValue"]])