| { |
| "AWSTemplateFormatVersion": "2010-09-09", |
| "Description": "AWS CloudFormation Sample Template Config: This template demonstrates the usage of AWS Config resources. **WARNING** You will be billed for the AWS resources used if you create a stack from this template.", |
| "Metadata": { |
| "License": "Apache-2.0" |
| }, |
| "Parameters": { |
| "DeliveryChannelExists": { |
| "Description": "Do you have an exisiting AWS Config delivery channel?", |
| "Type": "String", |
| "AllowedValues": [ |
| "false", |
| "true" |
| ], |
| "Default": "false" |
| }, |
| "Ec2VolumeAutoEnableIO": { |
| "Type": "String", |
| "AllowedValues": [ |
| "false", |
| "true" |
| ], |
| "Default": "false" |
| }, |
| "Ec2VolumeTagKey": { |
| "Type": "String", |
| "Default": "CostCenter" |
| } |
| }, |
| "Conditions": { |
| "CreateDeliveryChannel": { |
| "Fn::Equals": [ |
| { |
| "Ref": "DeliveryChannelExists" |
| }, |
| "false" |
| ] |
| } |
| }, |
| "Resources": { |
| "Ec2Volume": { |
| "Type": "AWS::EC2::Volume", |
| "Metadata": { |
| "guard": { |
| "SuppressedRules": [ |
| "EC2_EBS_ENCRYPTION_BY_DEFAULT", |
| "ENCRYPTED_VOLUMES" |
| ] |
| } |
| }, |
| "Properties": { |
| "AutoEnableIO": { |
| "Ref": "Ec2VolumeAutoEnableIO" |
| }, |
| "Size": "5", |
| "AvailabilityZone": { |
| "Fn::Select": [ |
| 0, |
| { |
| "Fn::GetAZs": null |
| } |
| ] |
| }, |
| "Tags": [ |
| { |
| "Key": { |
| "Ref": "Ec2VolumeTagKey" |
| }, |
| "Value": "Ec2VolumeTagValue" |
| } |
| ] |
| } |
| }, |
| "ConfigRecorder": { |
| "Type": "AWS::Config::ConfigurationRecorder", |
| "Properties": { |
| "Name": "default", |
| "RecordingGroup": { |
| "ResourceTypes": [ |
| "AWS::EC2::Volume" |
| ] |
| }, |
| "RoleARN": { |
| "Fn::GetAtt": [ |
| "ConfigRole", |
| "Arn" |
| ] |
| } |
| } |
| }, |
| "DeliveryChannel": { |
| "Type": "AWS::Config::DeliveryChannel", |
| "Properties": { |
| "ConfigSnapshotDeliveryProperties": { |
| "DeliveryFrequency": "Six_Hours" |
| }, |
| "S3BucketName": { |
| "Ref": "ConfigBucket" |
| }, |
| "SnsTopicARN": { |
| "Ref": "ConfigTopic" |
| } |
| }, |
| "Condition": "CreateDeliveryChannel" |
| }, |
| "ConfigBucket": { |
| "Type": "AWS::S3::Bucket", |
| "Metadata": { |
| "guard": { |
| "SuppressedRules": [ |
| "S3_BUCKET_DEFAULT_LOCK_ENABLED", |
| "S3_BUCKET_VERSIONING_ENABLED", |
| "S3_BUCKET_REPLICATION_ENABLED", |
| "S3_BUCKET_LOGGING_ENABLED" |
| ] |
| } |
| }, |
| "Properties": { |
| "BucketEncryption": { |
| "ServerSideEncryptionConfiguration": [ |
| { |
| "ServerSideEncryptionByDefault": { |
| "SSEAlgorithm": "AES256" |
| } |
| } |
| ] |
| }, |
| "PublicAccessBlockConfiguration": { |
| "BlockPublicAcls": true, |
| "BlockPublicPolicy": true, |
| "IgnorePublicAcls": true, |
| "RestrictPublicBuckets": true |
| } |
| } |
| }, |
| "ConfigTopic": { |
| "Type": "AWS::SNS::Topic" |
| }, |
| "ConfigTopicPolicy": { |
| "Type": "AWS::SNS::TopicPolicy", |
| "Properties": { |
| "PolicyDocument": { |
| "Id": "ConfigTopicPolicy", |
| "Version": "2012-10-17", |
| "Statement": [ |
| { |
| "Effect": "Allow", |
| "Principal": { |
| "Service": "config.amazonaws.com" |
| }, |
| "Action": "SNS:Publish", |
| "Resource": "*" |
| } |
| ] |
| }, |
| "Topics": [ |
| { |
| "Ref": "ConfigTopic" |
| } |
| ] |
| } |
| }, |
| "ConfigRuleForVolumeTags": { |
| "Type": "AWS::Config::ConfigRule", |
| "DependsOn": "ConfigRecorder", |
| "Properties": { |
| "InputParameters": { |
| "tag1Key": "CostCenter" |
| }, |
| "Scope": { |
| "ComplianceResourceTypes": [ |
| "AWS::EC2::Volume" |
| ] |
| }, |
| "Source": { |
| "Owner": "AWS", |
| "SourceIdentifier": "REQUIRED_TAGS" |
| } |
| } |
| }, |
| "ConfigRuleForVolumeAutoEnableIO": { |
| "Type": "AWS::Config::ConfigRule", |
| "DependsOn": [ |
| "ConfigPermissionToCallLambda", |
| "ConfigRecorder" |
| ], |
| "Properties": { |
| "ConfigRuleName": "ConfigRuleForVolumeAutoEnableIO", |
| "Scope": { |
| "ComplianceResourceId": { |
| "Ref": "Ec2Volume" |
| }, |
| "ComplianceResourceTypes": [ |
| "AWS::EC2::Volume" |
| ] |
| }, |
| "Source": { |
| "Owner": "CUSTOM_LAMBDA", |
| "SourceDetails": [ |
| { |
| "EventSource": "aws.config", |
| "MessageType": "ConfigurationItemChangeNotification" |
| } |
| ], |
| "SourceIdentifier": { |
| "Fn::GetAtt": [ |
| "VolumeAutoEnableIOComplianceCheck", |
| "Arn" |
| ] |
| } |
| } |
| } |
| }, |
| "ConfigPermissionToCallLambda": { |
| "Type": "AWS::Lambda::Permission", |
| "Metadata": { |
| "guard": { |
| "SuppressedRules": [ |
| "LAMBDA_FUNCTION_PUBLIC_ACCESS_PROHIBITED" |
| ] |
| } |
| }, |
| "Properties": { |
| "FunctionName": { |
| "Fn::GetAtt": [ |
| "VolumeAutoEnableIOComplianceCheck", |
| "Arn" |
| ] |
| }, |
| "Action": "lambda:InvokeFunction", |
| "Principal": "config.amazonaws.com" |
| } |
| }, |
| "VolumeAutoEnableIOComplianceCheck": { |
| "Type": "AWS::Lambda::Function", |
| "Metadata": { |
| "guard": { |
| "SuppressedRules": [ |
| "LAMBDA_INSIDE_VPC" |
| ] |
| } |
| }, |
| "Properties": { |
| "Code": { |
| "ZipFile": "var aws = require('aws-sdk');\nvar config = new aws.ConfigService();\nvar ec2 = new aws.EC2();\nexports.handler = function(event, context) {\n var compliance = evaluateCompliance(event, function(compliance, event) {\n var configurationItem = JSON.parse(event.invokingEvent).configurationItem;\n var putEvaluationsRequest = {\n Evaluations: [{\n ComplianceResourceType: configurationItem.resourceType,\n ComplianceResourceId: configurationItem.resourceId,\n ComplianceType: compliance,\n OrderingTimestamp: configurationItem.configurationItemCaptureTime\n }],\n ResultToken: event.resultToken\n };\n config.putEvaluations(putEvaluationsRequest, function(err, data) {\n if (err) context.fail(err);\n else context.succeed(data);\n });\n });\n};\nfunction evaluateCompliance(event, doReturn) {\n var configurationItem = JSON.parse(event.invokingEvent).configurationItem;\n var status = configurationItem.configurationItemStatus;\n if (configurationItem.resourceType !== 'AWS::EC2::Volume' || event.eventLeftScope || (status !== 'OK' && status !== 'ResourceDiscovered'))\n doReturn('NOT_APPLICABLE', event);\n else ec2.describeVolumeAttribute({VolumeId: configurationItem.resourceId, Attribute: 'autoEnableIO'}, function(err, data) {\n if (err) context.fail(err);\n else if (data.AutoEnableIO.Value) doReturn('COMPLIANT', event);\n else doReturn('NON_COMPLIANT', event);\n });\n}\n" |
| }, |
| "Handler": "index.handler", |
| "Runtime": "nodejs20.x", |
| "Timeout": "30", |
| "Role": { |
| "Fn::GetAtt": [ |
| "LambdaExecutionRole", |
| "Arn" |
| ] |
| } |
| } |
| }, |
| "LambdaExecutionRole": { |
| "Type": "AWS::IAM::Role", |
| "Properties": { |
| "AssumeRolePolicyDocument": { |
| "Version": "2012-10-17", |
| "Statement": [ |
| { |
| "Effect": "Allow", |
| "Principal": { |
| "Service": [ |
| "lambda.amazonaws.com" |
| ] |
| }, |
| "Action": [ |
| "sts:AssumeRole" |
| ] |
| } |
| ] |
| }, |
| "Policies": [ |
| { |
| "PolicyName": "root", |
| "PolicyDocument": { |
| "Version": "2012-10-17", |
| "Statement": [ |
| { |
| "Effect": "Allow", |
| "Action": [ |
| "logs:*", |
| "config:PutEvaluations", |
| "ec2:DescribeVolumeAttribute" |
| ], |
| "Resource": "*" |
| } |
| ] |
| } |
| } |
| ] |
| } |
| }, |
| "ConfigRole": { |
| "Type": "AWS::IAM::Role", |
| "Properties": { |
| "AssumeRolePolicyDocument": { |
| "Version": "2012-10-17", |
| "Statement": [ |
| { |
| "Effect": "Allow", |
| "Principal": { |
| "Service": [ |
| "config.amazonaws.com" |
| ] |
| }, |
| "Action": [ |
| "sts:AssumeRole" |
| ] |
| } |
| ] |
| }, |
| "ManagedPolicyArns": [ |
| "arn:aws:iam::aws:policy/service-role/AWS_ConfigRole" |
| ], |
| "Policies": [ |
| { |
| "PolicyName": "root", |
| "PolicyDocument": { |
| "Version": "2012-10-17", |
| "Statement": [ |
| { |
| "Effect": "Allow", |
| "Action": "s3:GetBucketAcl", |
| "Resource": { |
| "Fn::Join": [ |
| "", |
| [ |
| "arn:aws:s3:::", |
| { |
| "Ref": "ConfigBucket" |
| } |
| ] |
| ] |
| } |
| }, |
| { |
| "Effect": "Allow", |
| "Action": "s3:PutObject", |
| "Resource": { |
| "Fn::Join": [ |
| "", |
| [ |
| "arn:aws:s3:::", |
| { |
| "Ref": "ConfigBucket" |
| }, |
| "/AWSLogs/", |
| { |
| "Ref": "AWS::AccountId" |
| }, |
| "/*" |
| ] |
| ] |
| }, |
| "Condition": { |
| "StringEquals": { |
| "s3:x-amz-acl": "bucket-owner-full-control" |
| } |
| } |
| }, |
| { |
| "Effect": "Allow", |
| "Action": "config:Put*", |
| "Resource": "*" |
| } |
| ] |
| } |
| } |
| ] |
| } |
| } |
| }, |
| "Outputs": { |
| "ConfigRuleForVolumeTagsArn": { |
| "Value": { |
| "Fn::GetAtt": [ |
| "ConfigRuleForVolumeTags", |
| "Arn" |
| ] |
| } |
| }, |
| "ConfigRuleForVolumeTagsConfigRuleId": { |
| "Value": { |
| "Fn::GetAtt": [ |
| "ConfigRuleForVolumeTags", |
| "ConfigRuleId" |
| ] |
| } |
| }, |
| "ConfigRuleForVolumeAutoEnableIOComplianceType": { |
| "Value": { |
| "Fn::GetAtt": [ |
| "ConfigRuleForVolumeAutoEnableIO", |
| "Compliance.Type" |
| ] |
| } |
| } |
| } |
| } |
|
|
