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[C#] Dynamodb updates and feature requests (#220)
* Add support for global dynamodb tables * Add support for EndpointConfiguration, TableName and RegionSuffix * Add more test cases * Added integration test to verify backwards compatibility * Remove BOM characters * Minor change in serviceURL * Update Directory.Build.props
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108 changes: 108 additions & 0 deletions
108
csharp/AppEncryption/AppEncryption.IntegrationTests/Regression/DynamoDbCompatibilityTest.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Text; | ||
| using Amazon.DynamoDBv2; | ||
| using Amazon.DynamoDBv2.Model; | ||
| using GoDaddy.Asherah.AppEncryption.Kms; | ||
| using GoDaddy.Asherah.AppEncryption.Persistence; | ||
| using GoDaddy.Asherah.AppEncryption.Tests; | ||
| using GoDaddy.Asherah.AppEncryption.Tests.AppEncryption.Persistence; | ||
| using GoDaddy.Asherah.Crypto; | ||
| using Xunit; | ||
|
|
||
| namespace GoDaddy.Asherah.AppEncryption.IntegrationTests.Regression | ||
| { | ||
| public class DynamoDbCompatibilityTest : IClassFixture<DynamoDBContainerFixture>, IClassFixture<MetricsFixture> | ||
| { | ||
| private const string StaticMasterKey = "thisIsAStaticMasterKeyForTesting"; | ||
| private const string PartitionKey = "Id"; | ||
| private const string SortKey = "Created"; | ||
| private const string DefaultTableName = "EncryptionKey"; | ||
|
|
||
| private readonly DynamoDbMetastoreImpl dynamoDbMetastoreImpl; | ||
| private readonly DynamoDbMetastoreImpl dynamoDbMetastoreImplWithKeySuffix; | ||
|
|
||
| public DynamoDbCompatibilityTest(DynamoDBContainerFixture dynamoDbContainerFixture) | ||
| { | ||
| // Use AWS SDK to create client and initialize table | ||
| AmazonDynamoDBConfig amazonDynamoDbConfig = new AmazonDynamoDBConfig | ||
| { | ||
| ServiceURL = dynamoDbContainerFixture.ServiceUrl, | ||
| AuthenticationRegion = "us-west-2", | ||
| }; | ||
| IAmazonDynamoDB tempDynamoDbClient = new AmazonDynamoDBClient(amazonDynamoDbConfig); | ||
| CreateTableRequest request = new CreateTableRequest | ||
| { | ||
| TableName = DefaultTableName, | ||
| AttributeDefinitions = new List<AttributeDefinition> | ||
| { | ||
| new AttributeDefinition(PartitionKey, ScalarAttributeType.S), | ||
| new AttributeDefinition(SortKey, ScalarAttributeType.N), | ||
| }, | ||
| KeySchema = new List<KeySchemaElement> | ||
| { | ||
| new KeySchemaElement(PartitionKey, KeyType.HASH), | ||
| new KeySchemaElement(SortKey, KeyType.RANGE), | ||
| }, | ||
| ProvisionedThroughput = new ProvisionedThroughput(1L, 1L), | ||
| }; | ||
| tempDynamoDbClient.CreateTableAsync(request).Wait(); | ||
|
|
||
| // Use a builder without the suffix | ||
| dynamoDbMetastoreImpl = DynamoDbMetastoreImpl.NewBuilder() | ||
| .WithEndPointConfiguration(dynamoDbContainerFixture.ServiceUrl, "us-west-2") | ||
| .Build(); | ||
|
|
||
| // Connect to the same metastore but initialize it with a key suffix | ||
| dynamoDbMetastoreImplWithKeySuffix = DynamoDbMetastoreImpl.NewBuilder() | ||
| .WithEndPointConfiguration(dynamoDbContainerFixture.ServiceUrl, "us-west-2") | ||
| .WithKeySuffix("us-west-2") | ||
| .Build(); | ||
| } | ||
|
|
||
| [Fact] | ||
| private void TestRegionSuffixBackwardCompatibility() | ||
| { | ||
| string dataRowString; | ||
| string originalPayloadString; | ||
| string decryptedPayloadString; | ||
|
|
||
| // Encrypt originalPayloadString with metastore without key suffix | ||
| using (SessionFactory sessionFactory = SessionFactory.NewBuilder("productId", "reference_app") | ||
| .WithMetastore(dynamoDbMetastoreImpl) | ||
| .WithCryptoPolicy(new NeverExpiredCryptoPolicy()) | ||
| .WithKeyManagementService(new StaticKeyManagementServiceImpl(StaticMasterKey)) | ||
| .Build()) | ||
| { | ||
| using (Session<byte[], byte[]> sessionBytes = sessionFactory.GetSessionBytes("shopper123")) | ||
| { | ||
| originalPayloadString = "mysupersecretpayload"; | ||
| byte[] dataRowRecordBytes = | ||
| sessionBytes.Encrypt(Encoding.UTF8.GetBytes(originalPayloadString)); | ||
|
|
||
| // Consider this us "persisting" the DRR | ||
| dataRowString = Convert.ToBase64String(dataRowRecordBytes); | ||
| } | ||
| } | ||
|
|
||
| // Decrypt dataRowString with metastore with key suffix | ||
| using (SessionFactory sessionFactory = SessionFactory.NewBuilder("productId", "reference_app") | ||
| .WithMetastore(dynamoDbMetastoreImplWithKeySuffix) | ||
| .WithCryptoPolicy(new NeverExpiredCryptoPolicy()) | ||
| .WithKeyManagementService(new StaticKeyManagementServiceImpl(StaticMasterKey)) | ||
| .Build()) | ||
| { | ||
| using (Session<byte[], byte[]> sessionBytes = sessionFactory.GetSessionBytes("shopper123")) | ||
| { | ||
| byte[] newDataRowRecordBytes = Convert.FromBase64String(dataRowString); | ||
|
|
||
| // Decrypt the payload | ||
| decryptedPayloadString = Encoding.UTF8.GetString(sessionBytes.Decrypt(newDataRowRecordBytes)); | ||
| } | ||
| } | ||
|
|
||
| // Verify that we were able to decrypt with a suffixed builder | ||
| Assert.Equal(decryptedPayloadString, originalPayloadString); | ||
| } | ||
| } | ||
| } |
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