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serverless-cluster.test.ts
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serverless-cluster.test.ts
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import '@aws-cdk/assert-internal/jest';
import { ResourcePart, SynthUtils } from '@aws-cdk/assert-internal';
import * as ec2 from '@aws-cdk/aws-ec2';
import * as iam from '@aws-cdk/aws-iam';
import * as kms from '@aws-cdk/aws-kms';
import * as cdk from '@aws-cdk/core';
import * as cxapi from '@aws-cdk/cx-api';
import { AuroraPostgresEngineVersion, ServerlessCluster, DatabaseClusterEngine, ParameterGroup, AuroraCapacityUnit, DatabaseSecret, SubnetGroup } from '../lib';
describe('serverless cluster', () => {
test('can create a Serverless Cluster with Aurora Postgres database engine', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'ServerlessDatabase', {
engine: DatabaseClusterEngine.AURORA_POSTGRESQL,
vpc,
credentials: {
username: 'admin',
password: cdk.SecretValue.plainText('tooshort'),
},
parameterGroup: ParameterGroup.fromParameterGroupName(stack, 'ParameterGroup', 'default.aurora-postgresql10'),
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Properties: {
Engine: 'aurora-postgresql',
DBClusterParameterGroupName: 'default.aurora-postgresql10',
DBSubnetGroupName: {
Ref: 'ServerlessDatabaseSubnets5643CD76',
},
EngineMode: 'serverless',
MasterUsername: 'admin',
MasterUserPassword: 'tooshort',
StorageEncrypted: true,
VpcSecurityGroupIds: [
{
'Fn::GetAtt': [
'ServerlessDatabaseSecurityGroupB00D8C0F',
'GroupId',
],
},
],
},
DeletionPolicy: 'Snapshot',
UpdateReplacePolicy: 'Snapshot',
}, ResourcePart.CompleteDefinition);
});
test('can create a Serverless Cluster with Aurora Mysql database engine', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'ServerlessDatabase', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Properties: {
Engine: 'aurora-mysql',
DBClusterParameterGroupName: 'default.aurora-mysql5.7',
DBSubnetGroupName: {
Ref: 'ServerlessDatabaseSubnets5643CD76',
},
EngineMode: 'serverless',
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'ServerlessDatabaseSecret1C9BF4F1',
},
':SecretString:username::}}',
],
],
},
MasterUserPassword: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'ServerlessDatabaseSecret1C9BF4F1',
},
':SecretString:password::}}',
],
],
},
StorageEncrypted: true,
VpcSecurityGroupIds: [
{
'Fn::GetAtt': [
'ServerlessDatabaseSecurityGroupB00D8C0F',
'GroupId',
],
},
],
},
DeletionPolicy: 'Snapshot',
UpdateReplacePolicy: 'Snapshot',
}, ResourcePart.CompleteDefinition);
});
test('can create a Serverless cluster with imported vpc and security group', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', {
vpcId: 'VPC12345',
});
const sg = ec2.SecurityGroup.fromSecurityGroupId(stack, 'SG', 'SecurityGroupId12345');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_POSTGRESQL,
vpc,
securityGroups: [sg],
parameterGroup: ParameterGroup.fromParameterGroupName(stack, 'ParameterGroup', 'default.aurora-postgresql10'),
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Engine: 'aurora-postgresql',
DBClusterParameterGroupName: 'default.aurora-postgresql10',
EngineMode: 'serverless',
DBSubnetGroupName: { Ref: 'DatabaseSubnets56F17B9A' },
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:username::}}',
],
],
},
MasterUserPassword: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:password::}}',
],
],
},
VpcSecurityGroupIds: ['SecurityGroupId12345'],
});
});
test("sets the retention policy of the SubnetGroup to 'Retain' if the Serverless Cluster is created with 'Retain'", () => {
const stack = new cdk.Stack();
const vpc = new ec2.Vpc(stack, 'Vpc');
new ServerlessCluster(stack, 'Cluster', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
removalPolicy: cdk.RemovalPolicy.RETAIN,
});
expect(stack).toHaveResourceLike('AWS::RDS::DBSubnetGroup', {
DeletionPolicy: 'Retain',
UpdateReplacePolicy: 'Retain',
}, ResourcePart.CompleteDefinition);
});
test('creates a secret when master credentials are not specified', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
credentials: {
username: 'myuser',
excludeCharacters: '"@/\\',
},
vpc,
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:username::}}',
],
],
},
MasterUserPassword: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:password::}}',
],
],
},
});
expect(stack).toHaveResource('AWS::SecretsManager::Secret', {
GenerateSecretString: {
ExcludeCharacters: '"@/\\',
GenerateStringKey: 'password',
PasswordLength: 30,
SecretStringTemplate: '{"username":"myuser"}',
},
});
});
test('create an Serverless cluster with custom KMS key for storage', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
storageEncryptionKey: new kms.Key(stack, 'Key'),
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
KmsKeyId: {
'Fn::GetAtt': [
'Key961B73FD',
'Arn',
],
},
});
});
test('create a cluster using a specific version of Postgresql', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.auroraPostgres({
version: AuroraPostgresEngineVersion.VER_10_7,
}),
vpc,
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Engine: 'aurora-postgresql',
EngineMode: 'serverless',
EngineVersion: '10.7',
});
});
test('cluster exposes different read and write endpoints', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA,
credentials: {
username: 'admin',
},
vpc,
});
// THEN
expect(stack.resolve(cluster.clusterEndpoint)).not
.toEqual(stack.resolve(cluster.clusterReadEndpoint));
});
test('imported cluster with imported security group honors allowAllOutbound', () => {
// GIVEN
const stack = testStack();
const cluster = ServerlessCluster.fromServerlessClusterAttributes(stack, 'Database', {
clusterEndpointAddress: 'addr',
clusterIdentifier: 'identifier',
port: 3306,
readerEndpointAddress: 'reader-address',
securityGroups: [ec2.SecurityGroup.fromSecurityGroupId(stack, 'SG', 'sg-123456789', {
allowAllOutbound: false,
})],
});
// WHEN
cluster.connections.allowToAnyIpv4(ec2.Port.tcp(443));
// THEN
expect(stack).toHaveResource('AWS::EC2::SecurityGroupEgress', {
GroupId: 'sg-123456789',
});
});
test('can import a serverless cluster with minimal attributes', () => {
const stack = testStack();
const cluster = ServerlessCluster.fromServerlessClusterAttributes(stack, 'Database', {
clusterIdentifier: 'identifier',
});
expect(cluster.clusterIdentifier).toEqual('identifier');
});
test('minimal imported cluster throws on accessing attributes for missing parameters', () => {
const stack = testStack();
const cluster = ServerlessCluster.fromServerlessClusterAttributes(stack, 'Database', {
clusterIdentifier: 'identifier',
});
expect(() => cluster.clusterEndpoint).toThrow(/Cannot access `clusterEndpoint` of an imported cluster/);
expect(() => cluster.clusterReadEndpoint).toThrow(/Cannot access `clusterReadEndpoint` of an imported cluster/);
});
test('imported cluster can access properties if attributes are provided', () => {
const stack = testStack();
const cluster = ServerlessCluster.fromServerlessClusterAttributes(stack, 'Database', {
clusterEndpointAddress: 'addr',
clusterIdentifier: 'identifier',
port: 3306,
readerEndpointAddress: 'reader-address',
securityGroups: [ec2.SecurityGroup.fromSecurityGroupId(stack, 'SG', 'sg-123456789', {
allowAllOutbound: false,
})],
});
expect(cluster.clusterEndpoint.socketAddress).toEqual('addr:3306');
expect(cluster.clusterReadEndpoint.socketAddress).toEqual('reader-address:3306');
});
test('throws when trying to add rotation to a serverless cluster without secret', () => {
// GIVEN
const stack = new cdk.Stack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
credentials: {
username: 'admin',
password: cdk.SecretValue.plainText('tooshort'),
},
vpc,
});
// THEN
expect(() => cluster.addRotationSingleUser()).toThrow(/without secret/);
});
test('throws when trying to add single user rotation multiple times', () => {
// GIVEN
const stack = new cdk.Stack();
const vpc = new ec2.Vpc(stack, 'VPC');
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
credentials: { username: 'admin' },
vpc,
});
// WHEN
cluster.addRotationSingleUser();
// THEN
expect(() => cluster.addRotationSingleUser()).toThrow(/A single user rotation was already added to this cluster/);
});
test('throws when trying to add rotation to a serverless cluster without vpc', () => {
// GIVEN
const stack = new cdk.Stack();
// WHEN
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
credentials: { username: 'admin' },
});
// THEN
expect(() => cluster.addRotationSingleUser()).toThrow(/Cannot add single user rotation for a cluster without vpc/);
});
test('can set deletion protection', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
deletionProtection: true,
});
// THEN
expect(stack).toHaveResourceLike('AWS::RDS::DBCluster', {
DeletionProtection: true,
});
});
test('can set backup retention', () => {
// GIVEN
const stack = testStack();
const vpc = new ec2.Vpc(stack, 'VPC');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
backupRetention: cdk.Duration.days(2),
});
// THEN
expect(stack).toHaveResourceLike('AWS::RDS::DBCluster', {
BackupRetentionPeriod: 2,
});
});
test('does not throw (but adds a node error) if a (dummy) VPC does not have sufficient subnets', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
vpcSubnets: {
subnetName: 'DefinitelyDoesNotExist',
},
});
// THEN
const art = SynthUtils.synthesize(stack);
const meta = art.findMetadataByType('aws:cdk:error');
expect(meta[0].data).toEqual('Cluster requires at least 2 subnets, got 0');
});
test('can set scaling configuration', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {
minCapacity: AuroraCapacityUnit.ACU_1,
maxCapacity: AuroraCapacityUnit.ACU_128,
autoPause: cdk.Duration.minutes(10),
},
});
//THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
ScalingConfiguration: {
AutoPause: true,
MaxCapacity: 128,
MinCapacity: 1,
SecondsUntilAutoPause: 600,
},
});
});
test('can enable Data API', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
enableDataApi: true,
});
//THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
EnableHttpEndpoint: true,
});
});
test('default scaling options', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {},
});
//THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
ScalingConfiguration: {
AutoPause: true,
},
});
});
test('auto pause is disabled if a time of zero is specified', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {
autoPause: cdk.Duration.seconds(0),
},
});
//THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
ScalingConfiguration: {
AutoPause: false,
},
});
});
test('throws when invalid auto pause time is specified', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
expect(() =>
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {
autoPause: cdk.Duration.seconds(30),
},
})).toThrow(/auto pause time must be between 5 minutes and 1 day./);
expect(() =>
new ServerlessCluster(stack, 'Another Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {
autoPause: cdk.Duration.days(2),
},
})).toThrow(/auto pause time must be between 5 minutes and 1 day./);
});
test('throws when invalid backup retention period is specified', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
expect(() =>
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
backupRetention: cdk.Duration.days(0),
})).toThrow(/backup retention period must be between 1 and 35 days. received: 0/);
expect(() =>
new ServerlessCluster(stack, 'Another Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
backupRetention: cdk.Duration.days(36),
})).toThrow(/backup retention period must be between 1 and 35 days. received: 36/);
});
test('throws error when min capacity is greater than max capacity', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
expect(() =>
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
scaling: {
minCapacity: AuroraCapacityUnit.ACU_2,
maxCapacity: AuroraCapacityUnit.ACU_1,
},
})).toThrow(/maximum capacity must be greater than or equal to minimum capacity./);
});
test('check that clusterArn property works', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
});
const exportName = 'DbCluterArn';
// WHEN
new cdk.CfnOutput(stack, exportName, {
exportName,
value: cluster.clusterArn,
});
// THEN
expect(stack.resolve(cluster.clusterArn)).toEqual({
'Fn::Join': [
'',
[
'arn:',
{ Ref: 'AWS::Partition' },
':rds:us-test-1:12345:cluster:',
{ Ref: 'DatabaseB269D8BB' },
],
],
});
});
test('can grant Data API access', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
enableDataApi: true,
});
const user = new iam.User(stack, 'User');
// WHEN
cluster.grantDataApiAccess(user);
// THEN
expect(stack).toHaveResource('AWS::IAM::Policy', {
PolicyDocument: {
Statement: [
{
Action: [
'rds-data:BatchExecuteStatement',
'rds-data:BeginTransaction',
'rds-data:CommitTransaction',
'rds-data:ExecuteStatement',
'rds-data:RollbackTransaction',
],
Effect: 'Allow',
Resource: '*',
},
{
Action: [
'secretsmanager:GetSecretValue',
'secretsmanager:DescribeSecret',
],
Effect: 'Allow',
Resource: {
Ref: 'DatabaseSecretAttachmentE5D1B020',
},
},
],
Version: '2012-10-17',
},
PolicyName: 'UserDefaultPolicy1F97781E',
Users: [
{
Ref: 'User00B015A1',
},
],
});
});
test('can grant Data API access on imported cluster with given secret', () => {
// GIVEN
const stack = testStack();
const secret = new DatabaseSecret(stack, 'Secret', {
username: 'admin',
});
const cluster = ServerlessCluster.fromServerlessClusterAttributes(stack, 'Cluster', {
clusterIdentifier: 'ImportedDatabase',
secret,
});
const user = new iam.User(stack, 'User');
// WHEN
cluster.grantDataApiAccess(user);
// THEN
expect(stack).toHaveResource('AWS::IAM::Policy', {
PolicyDocument: {
Statement: [
{
Action: [
'rds-data:BatchExecuteStatement',
'rds-data:BeginTransaction',
'rds-data:CommitTransaction',
'rds-data:ExecuteStatement',
'rds-data:RollbackTransaction',
],
Effect: 'Allow',
Resource: '*',
},
{
Action: [
'secretsmanager:GetSecretValue',
'secretsmanager:DescribeSecret',
],
Effect: 'Allow',
Resource: {
Ref: 'SecretA720EF05',
},
},
],
Version: '2012-10-17',
},
PolicyName: 'UserDefaultPolicy1F97781E',
Users: [
{
Ref: 'User00B015A1',
},
],
});
});
test('grant Data API access enables the Data API', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
});
const user = new iam.User(stack, 'User');
// WHEN
cluster.grantDataApiAccess(user);
//THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
EnableHttpEndpoint: true,
});
});
test('grant Data API access throws if the Data API is disabled', () => {
// GIVEN
const stack = testStack();
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
const cluster = new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
enableDataApi: false,
});
const user = new iam.User(stack, 'User');
// WHEN
expect(() => cluster.grantDataApiAccess(user)).toThrow(/Cannot grant Data API access when the Data API is disabled/);
});
test('changes the case of the cluster identifier if the lowercaseDbIdentifier feature flag is enabled', () => {
// GIVEN
const app = new cdk.App({
context: { [cxapi.RDS_LOWERCASE_DB_IDENTIFIER]: true },
});
const stack = testStack(app);
const clusterIdentifier = 'TestClusterIdentifier';
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
clusterIdentifier,
});
// THEN
expect(stack).toHaveResourceLike('AWS::RDS::DBCluster', {
DBClusterIdentifier: clusterIdentifier.toLowerCase(),
});
});
test('does not change the case of the cluster identifier if the lowercaseDbIdentifier feature flag is disabled', () => {
// GIVEN
const app = new cdk.App({ context: { '@aws-cdk/aws-rds:lowercaseDbIdentifier': false } });
const stack = testStack(app);
const clusterIdentifier = 'TestClusterIdentifier';
const vpc = ec2.Vpc.fromLookup(stack, 'VPC', { isDefault: true });
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_MYSQL,
vpc,
clusterIdentifier,
});
// THEN
expect(stack).toHaveResourceLike('AWS::RDS::DBCluster', {
DBClusterIdentifier: clusterIdentifier,
});
});
test('can create a Serverless cluster without vpc', () => {
// GIVEN
const stack = testStack();
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_POSTGRESQL,
parameterGroup: ParameterGroup.fromParameterGroupName(stack, 'ParameterGroup', 'default.aurora-postgresql10'),
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Engine: 'aurora-postgresql',
DBClusterParameterGroupName: 'default.aurora-postgresql10',
EngineMode: 'serverless',
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:username::}}',
],
],
},
MasterUserPassword: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:password::}}',
],
],
},
});
});
test('can create a Serverless cluster without vpc but with imported security group', () => {
// GIVEN
const stack = testStack();
const sg = ec2.SecurityGroup.fromSecurityGroupId(stack, 'SG', 'SecurityGroupId12345');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_POSTGRESQL,
securityGroups: [sg],
parameterGroup: ParameterGroup.fromParameterGroupName(stack, 'ParameterGroup', 'default.aurora-postgresql10'),
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Engine: 'aurora-postgresql',
DBClusterParameterGroupName: 'default.aurora-postgresql10',
EngineMode: 'serverless',
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:username::}}',
],
],
},
MasterUserPassword: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:password::}}',
],
],
},
VpcSecurityGroupIds: ['SecurityGroupId12345'],
});
});
test('can create a Serverless cluster without vpc but with imported subnet group', () => {
// GIVEN
const stack = testStack();
const subnetGroup = SubnetGroup.fromSubnetGroupName(stack, 'SubnetGroup12345', 'SubnetGroupId12345');
// WHEN
new ServerlessCluster(stack, 'Database', {
engine: DatabaseClusterEngine.AURORA_POSTGRESQL,
parameterGroup: ParameterGroup.fromParameterGroupName(stack, 'ParameterGroup', 'default.aurora-postgresql10'),
subnetGroup,
});
// THEN
expect(stack).toHaveResource('AWS::RDS::DBCluster', {
Engine: 'aurora-postgresql',
DBClusterParameterGroupName: 'default.aurora-postgresql10',
EngineMode: 'serverless',
DBSubnetGroupName: { Ref: 'SubnetGroup12345' },
MasterUsername: {
'Fn::Join': [
'',
[
'{{resolve:secretsmanager:',
{
Ref: 'DatabaseSecret3B817195',
},
':SecretString:username::}}',
],
],