479 lines
17 KiB
Python
479 lines
17 KiB
Python
import boto3
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import json
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from moto import mock_autoscaling, mock_cloudformation, mock_ec2, mock_elb
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from .utils import setup_networking
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from tests import EXAMPLE_AMI_ID
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@mock_autoscaling
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@mock_cloudformation
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def test_launch_configuration():
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cf_client = boto3.client("cloudformation", region_name="us-east-1")
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client = boto3.client("autoscaling", region_name="us-east-1")
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stack_name = "test-launch-configuration"
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cf_template = """
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Resources:
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LaunchConfiguration:
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Type: AWS::AutoScaling::LaunchConfiguration
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Properties:
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ImageId: {0}
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InstanceType: t2.micro
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LaunchConfigurationName: test_launch_configuration
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Outputs:
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LaunchConfigurationName:
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Value: !Ref LaunchConfiguration
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""".strip().format(
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EXAMPLE_AMI_ID
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)
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cf_client.create_stack(StackName=stack_name, TemplateBody=cf_template)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_launch_configuration"
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lc = client.describe_launch_configurations()["LaunchConfigurations"][0]
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assert lc["LaunchConfigurationName"] == "test_launch_configuration"
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assert lc["ImageId"] == EXAMPLE_AMI_ID
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assert lc["InstanceType"] == "t2.micro"
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cf_template = """
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Resources:
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LaunchConfiguration:
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Type: AWS::AutoScaling::LaunchConfiguration
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Properties:
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ImageId: {0}
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InstanceType: m5.large
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LaunchConfigurationName: test_launch_configuration
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Outputs:
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LaunchConfigurationName:
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Value: !Ref LaunchConfiguration
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""".strip().format(
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EXAMPLE_AMI_ID
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)
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cf_client.update_stack(StackName=stack_name, TemplateBody=cf_template)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_launch_configuration"
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lc = client.describe_launch_configurations()["LaunchConfigurations"][0]
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assert lc["LaunchConfigurationName"] == "test_launch_configuration"
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assert lc["ImageId"] == EXAMPLE_AMI_ID
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assert lc["InstanceType"] == "m5.large"
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@mock_autoscaling
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@mock_cloudformation
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def test_autoscaling_group_from_launch_config():
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subnet_id = setup_networking()["subnet1"]
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cf_client = boto3.client("cloudformation", region_name="us-east-1")
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client = boto3.client("autoscaling", region_name="us-east-1")
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client.create_launch_configuration(
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LaunchConfigurationName="test_launch_configuration",
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InstanceType="t2.micro",
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ImageId=EXAMPLE_AMI_ID,
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)
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stack_name = "test-auto-scaling-group"
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cf_template = """
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Parameters:
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SubnetId:
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Type: AWS::EC2::Subnet::Id
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Resources:
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AutoScalingGroup:
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Type: AWS::AutoScaling::AutoScalingGroup
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Properties:
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AutoScalingGroupName: test_auto_scaling_group
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AvailabilityZones:
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- us-east-1a
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LaunchConfigurationName: test_launch_configuration
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MaxSize: "5"
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MinSize: "1"
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VPCZoneIdentifier:
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- !Ref SubnetId
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Outputs:
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AutoScalingGroupName:
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Value: !Ref AutoScalingGroup
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""".strip()
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cf_client.create_stack(
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StackName=stack_name,
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TemplateBody=cf_template,
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Parameters=[{"ParameterKey": "SubnetId", "ParameterValue": subnet_id}],
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)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_auto_scaling_group"
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["AutoScalingGroupName"] == "test_auto_scaling_group"
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assert asg["MinSize"] == 1
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assert asg["MaxSize"] == 5
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assert asg["LaunchConfigurationName"] == "test_launch_configuration"
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client.create_launch_configuration(
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LaunchConfigurationName="test_launch_configuration_new",
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InstanceType="t2.micro",
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ImageId=EXAMPLE_AMI_ID,
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)
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cf_template = """
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Parameters:
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SubnetId:
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Type: AWS::EC2::Subnet::Id
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Resources:
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AutoScalingGroup:
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Type: AWS::AutoScaling::AutoScalingGroup
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Properties:
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AutoScalingGroupName: test_auto_scaling_group
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AvailabilityZones:
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- us-east-1a
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LaunchConfigurationName: test_launch_configuration_new
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MaxSize: "6"
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MinSize: "2"
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VPCZoneIdentifier:
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- !Ref SubnetId
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Outputs:
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AutoScalingGroupName:
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Value: !Ref AutoScalingGroup
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""".strip()
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cf_client.update_stack(
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StackName=stack_name,
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TemplateBody=cf_template,
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Parameters=[{"ParameterKey": "SubnetId", "ParameterValue": subnet_id}],
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)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_auto_scaling_group"
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["AutoScalingGroupName"] == "test_auto_scaling_group"
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assert asg["MinSize"] == 2
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assert asg["MaxSize"] == 6
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assert asg["LaunchConfigurationName"] == "test_launch_configuration_new"
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@mock_autoscaling
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@mock_cloudformation
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@mock_ec2
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def test_autoscaling_group_from_launch_template():
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subnet_id = setup_networking()["subnet1"]
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cf_client = boto3.client("cloudformation", region_name="us-east-1")
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ec2_client = boto3.client("ec2", region_name="us-east-1")
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client = boto3.client("autoscaling", region_name="us-east-1")
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template_response = ec2_client.create_launch_template(
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LaunchTemplateName="test_launch_template",
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LaunchTemplateData={"ImageId": EXAMPLE_AMI_ID, "InstanceType": "t2.micro"},
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)
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launch_template_id = template_response["LaunchTemplate"]["LaunchTemplateId"]
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stack_name = "test-auto-scaling-group"
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cf_template = """
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Parameters:
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SubnetId:
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Type: AWS::EC2::Subnet::Id
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LaunchTemplateId:
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Type: String
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Resources:
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AutoScalingGroup:
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Type: AWS::AutoScaling::AutoScalingGroup
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Properties:
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AutoScalingGroupName: test_auto_scaling_group
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AvailabilityZones:
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- us-east-1a
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LaunchTemplate:
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LaunchTemplateId: !Ref LaunchTemplateId
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Version: "1"
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MaxSize: "5"
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MinSize: "1"
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VPCZoneIdentifier:
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- !Ref SubnetId
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Outputs:
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AutoScalingGroupName:
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Value: !Ref AutoScalingGroup
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""".strip()
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cf_client.create_stack(
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StackName=stack_name,
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TemplateBody=cf_template,
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Parameters=[
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{"ParameterKey": "SubnetId", "ParameterValue": subnet_id},
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{"ParameterKey": "LaunchTemplateId", "ParameterValue": launch_template_id},
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],
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)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_auto_scaling_group"
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["AutoScalingGroupName"] == "test_auto_scaling_group"
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assert asg["MinSize"] == 1
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assert asg["MaxSize"] == 5
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lt = asg["LaunchTemplate"]
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assert lt["LaunchTemplateId"] == launch_template_id
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assert lt["LaunchTemplateName"] == "test_launch_template"
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assert lt["Version"] == "1"
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template_response = ec2_client.create_launch_template(
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LaunchTemplateName="test_launch_template_new",
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LaunchTemplateData={"ImageId": EXAMPLE_AMI_ID, "InstanceType": "m5.large"},
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)
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launch_template_id = template_response["LaunchTemplate"]["LaunchTemplateId"]
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cf_template = """
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Parameters:
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SubnetId:
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Type: AWS::EC2::Subnet::Id
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LaunchTemplateId:
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Type: String
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Resources:
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AutoScalingGroup:
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Type: AWS::AutoScaling::AutoScalingGroup
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Properties:
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AutoScalingGroupName: test_auto_scaling_group
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AvailabilityZones:
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- us-east-1a
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LaunchTemplate:
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LaunchTemplateId: !Ref LaunchTemplateId
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Version: "1"
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MaxSize: "6"
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MinSize: "2"
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VPCZoneIdentifier:
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- !Ref SubnetId
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Outputs:
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AutoScalingGroupName:
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Value: !Ref AutoScalingGroup
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""".strip()
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cf_client.update_stack(
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StackName=stack_name,
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TemplateBody=cf_template,
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Parameters=[
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{"ParameterKey": "SubnetId", "ParameterValue": subnet_id},
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{"ParameterKey": "LaunchTemplateId", "ParameterValue": launch_template_id},
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],
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)
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stack = cf_client.describe_stacks(StackName=stack_name)["Stacks"][0]
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assert stack["Outputs"][0]["OutputValue"] == "test_auto_scaling_group"
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["AutoScalingGroupName"] == "test_auto_scaling_group"
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assert asg["MinSize"] == 2
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assert asg["MaxSize"] == 6
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lt = asg["LaunchTemplate"]
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assert lt["LaunchTemplateId"] == launch_template_id
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assert lt["LaunchTemplateName"] == "test_launch_template_new"
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assert lt["Version"] == "1"
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@mock_autoscaling
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@mock_elb
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@mock_cloudformation
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@mock_ec2
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def test_autoscaling_group_with_elb():
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web_setup_template = {
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"AWSTemplateFormatVersion": "2010-09-09",
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"Resources": {
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"my-as-group": {
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"Type": "AWS::AutoScaling::AutoScalingGroup",
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"Properties": {
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"AvailabilityZones": ["us-east-1a"],
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"LaunchConfigurationName": {"Ref": "my-launch-config"},
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"MinSize": "2",
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"MaxSize": "2",
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"DesiredCapacity": "2",
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"LoadBalancerNames": [{"Ref": "my-elb"}],
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"Tags": [
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{
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"Key": "propagated-test-tag",
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"Value": "propagated-test-tag-value",
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"PropagateAtLaunch": True,
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},
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{
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"Key": "not-propagated-test-tag",
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"Value": "not-propagated-test-tag-value",
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"PropagateAtLaunch": False,
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},
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],
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},
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},
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"ScheduledAction": {
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"Type": "AWS::AutoScaling::ScheduledAction",
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"Properties": {
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"AutoScalingGroupName": "test-scaling-group",
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"DesiredCapacity": 10,
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"EndTime": "2022-08-01T00:00:00Z",
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"MaxSize": 15,
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"MinSize": 5,
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"Recurrence": "* * * * *",
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"StartTime": "2022-07-01T00:00:00Z",
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},
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},
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"my-launch-config": {
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"Type": "AWS::AutoScaling::LaunchConfiguration",
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"Properties": {
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"ImageId": EXAMPLE_AMI_ID,
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"InstanceType": "t2.medium",
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"UserData": "some user data",
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},
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},
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"my-elb": {
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"Type": "AWS::ElasticLoadBalancing::LoadBalancer",
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"Properties": {
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"AvailabilityZones": ["us-east-1a"],
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"Listeners": [
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{
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"LoadBalancerPort": "80",
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"InstancePort": "80",
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"Protocol": "HTTP",
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}
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],
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"LoadBalancerName": "my-elb",
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"HealthCheck": {
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"Target": "HTTP:80",
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"HealthyThreshold": "3",
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"UnhealthyThreshold": "5",
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"Interval": "30",
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"Timeout": "5",
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},
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},
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},
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},
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}
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web_setup_template_json = json.dumps(web_setup_template)
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cf = boto3.client("cloudformation", region_name="us-east-1")
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ec2 = boto3.client("ec2", region_name="us-east-1")
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elb = boto3.client("elb", region_name="us-east-1")
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client = boto3.client("autoscaling", region_name="us-east-1")
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cf.create_stack(StackName="web_stack", TemplateBody=web_setup_template_json)
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autoscale_group = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert "my-launch-config" in autoscale_group["LaunchConfigurationName"]
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assert autoscale_group["LoadBalancerNames"] == ["my-elb"]
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# Confirm the Launch config was actually created
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assert len(client.describe_launch_configurations()["LaunchConfigurations"]) == 1
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# Confirm the ELB was actually created
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assert len(elb.describe_load_balancers()["LoadBalancerDescriptions"]) == 1
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resources = cf.list_stack_resources(StackName="web_stack")["StackResourceSummaries"]
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as_group_resource = [
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resource
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for resource in resources
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if resource["ResourceType"] == "AWS::AutoScaling::AutoScalingGroup"
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][0]
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assert "my-as-group" in as_group_resource["PhysicalResourceId"]
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launch_config_resource = [
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resource
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for resource in resources
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if resource["ResourceType"] == "AWS::AutoScaling::LaunchConfiguration"
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][0]
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assert "my-launch-config" in launch_config_resource["PhysicalResourceId"]
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elb_resource = [
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resource
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for resource in resources
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if resource["ResourceType"] == "AWS::ElasticLoadBalancing::LoadBalancer"
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][0]
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assert "my-elb" in elb_resource["PhysicalResourceId"]
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# confirm the instances were created with the right tags
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reservations = ec2.describe_instances()["Reservations"]
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assert len(reservations) == 1
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assert len(reservations[0]["Instances"]) == 2
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for instance in reservations[0]["Instances"]:
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tag_keys = [t["Key"] for t in instance["Tags"]]
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assert "propagated-test-tag" in tag_keys
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assert "not-propagated-test-tag" not in tag_keys
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# confirm scheduled scaling action was created
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response = client.describe_scheduled_actions(
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AutoScalingGroupName="test-scaling-group"
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)["ScheduledUpdateGroupActions"]
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assert len(response) == 1
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@mock_autoscaling
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@mock_cloudformation
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@mock_ec2
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def test_autoscaling_group_update():
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asg_template = {
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"AWSTemplateFormatVersion": "2010-09-09",
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"Resources": {
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"my-as-group": {
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"Type": "AWS::AutoScaling::AutoScalingGroup",
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"Properties": {
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"AvailabilityZones": ["us-west-1a"],
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"LaunchConfigurationName": {"Ref": "my-launch-config"},
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"MinSize": "2",
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"MaxSize": "2",
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"DesiredCapacity": "2",
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},
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},
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"my-launch-config": {
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"Type": "AWS::AutoScaling::LaunchConfiguration",
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"Properties": {
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"ImageId": EXAMPLE_AMI_ID,
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"InstanceType": "t2.medium",
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"UserData": "some user data",
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},
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},
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},
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}
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asg_template_json = json.dumps(asg_template)
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cf = boto3.client("cloudformation", region_name="us-west-1")
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ec2 = boto3.client("ec2", region_name="us-west-1")
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client = boto3.client("autoscaling", region_name="us-west-1")
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cf.create_stack(StackName="asg_stack", TemplateBody=asg_template_json)
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["MinSize"] == 2
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assert asg["MaxSize"] == 2
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assert asg["DesiredCapacity"] == 2
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asg_template["Resources"]["my-as-group"]["Properties"]["MaxSize"] = 3
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asg_template["Resources"]["my-as-group"]["Properties"]["Tags"] = [
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{
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"Key": "propagated-test-tag",
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"Value": "propagated-test-tag-value",
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"PropagateAtLaunch": True,
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},
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{
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"Key": "not-propagated-test-tag",
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"Value": "not-propagated-test-tag-value",
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"PropagateAtLaunch": False,
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},
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]
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asg_template_json = json.dumps(asg_template)
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cf.update_stack(StackName="asg_stack", TemplateBody=asg_template_json)
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asg = client.describe_auto_scaling_groups()["AutoScalingGroups"][0]
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assert asg["MinSize"] == 2
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assert asg["MaxSize"] == 3
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assert asg["DesiredCapacity"] == 2
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# confirm the instances were created with the right tags
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reservations = ec2.describe_instances()["Reservations"]
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running_instance_count = 0
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for res in reservations:
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for instance in res["Instances"]:
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if instance["State"]["Name"] == "running":
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running_instance_count += 1
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assert {
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"Key": "propagated-test-tag",
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"Value": "propagated-test-tag-value",
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} in instance["Tags"]
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tag_keys = [t["Key"] for t in instance["Tags"]]
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assert "not-propagated-test-tag" not in tag_keys
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assert running_instance_count == 2
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