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Merge branch 'feature/master/2a236723-7c96-48cd-8055-918b35a8308a-custom' into release
2 parents fcaec42 + 76d2c0e commit 1fcca71

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‎.changes/next-release/feature-AxdbFrontend-d6ce1e6.json

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{
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"type": "feature",
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"category": "DSQL",
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"contributor": "APandher",
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"description": "Add IAM Token Generation Utility for DSQL"
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}

‎feature.metadata

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{"trebuchetFeatureArn":"arn:aws:trebuchet:::feature:v2:2a236723-7c96-48cd-8055-918b35a8308a","c2jModelsRevision":25,"messageId":1,"serviceId":"DSQL","serviceModule":"dsql"}

‎services/dsql/pom.xml

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</plugins>
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</build>
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<dependencies>
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<dependency>
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<groupId>nl.jqno.equalsverifier</groupId>
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<artifactId>equalsverifier</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>software.amazon.awssdk</groupId>
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<artifactId>protocol-core</artifactId>

‎services/dsql/src/main/java/software/amazon/awssdk/services/dsql/DefaultDsqlUtilities.java

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/*
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License").
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* You may not use this file except in compliance with the License.
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* A copy of the License is located at
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*
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* http://aws.amazon.com/apache2.0
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*
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* or in the "license" file accompanying this file. This file is distributed
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* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package software.amazon.awssdk.services.dsql;
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import java.time.Clock;
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import java.time.Instant;
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import software.amazon.awssdk.annotations.Immutable;
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import software.amazon.awssdk.annotations.SdkInternalApi;
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import software.amazon.awssdk.annotations.SdkTestInternalApi;
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import software.amazon.awssdk.auth.credentials.AwsCredentials;
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import software.amazon.awssdk.auth.credentials.CredentialUtils;
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import software.amazon.awssdk.auth.signer.Aws4Signer;
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import software.amazon.awssdk.auth.signer.params.Aws4PresignerParams;
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import software.amazon.awssdk.awscore.client.config.AwsClientOption;
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import software.amazon.awssdk.core.client.config.SdkClientConfiguration;
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import software.amazon.awssdk.http.SdkHttpFullRequest;
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import software.amazon.awssdk.http.SdkHttpMethod;
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import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
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import software.amazon.awssdk.identity.spi.IdentityProvider;
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import software.amazon.awssdk.regions.Region;
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import software.amazon.awssdk.services.dsql.model.GenerateAuthTokenRequest;
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import software.amazon.awssdk.utils.CompletableFutureUtils;
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import software.amazon.awssdk.utils.Logger;
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import software.amazon.awssdk.utils.StringUtils;
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@Immutable
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@SdkInternalApi
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public final class DefaultDsqlUtilities implements DsqlUtilities {
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private static final Logger log = Logger.loggerFor(DsqlUtilities.class);
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private final Aws4Signer signer = Aws4Signer.create();
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private final Region region;
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private final IdentityProvider<? extends AwsCredentialsIdentity> credentialsProvider;
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private final Clock clock;
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public DefaultDsqlUtilities(DefaultBuilder builder) {
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this(builder, Clock.systemUTC());
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}
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/**
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* For testing purposes only
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*/
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@SdkTestInternalApi
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public DefaultDsqlUtilities(DefaultBuilder builder, Clock clock) {
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this.credentialsProvider = builder.credentialsProvider;
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this.region = builder.region;
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this.clock = clock;
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}
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/**
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* Used by DSQL low-level client's utilities() method
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*/
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@SdkInternalApi
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static DsqlUtilities create(SdkClientConfiguration clientConfiguration) {
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return new DefaultBuilder().clientConfiguration(clientConfiguration).build();
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}
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@Override
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public String generateDbConnectAuthToken(GenerateAuthTokenRequest request) {
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return generateAuthToken(request, false);
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}
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@Override
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public String generateDbConnectAdminAuthToken(GenerateAuthTokenRequest request) {
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return generateAuthToken(request, true);
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}
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private String generateAuthToken(GenerateAuthTokenRequest request, boolean isAdmin) {
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String action = isAdmin ? "DbConnectAdmin" : "DbConnect";
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SdkHttpFullRequest httpRequest = SdkHttpFullRequest.builder()
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.method(SdkHttpMethod.GET)
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.protocol("https")
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.host(request.hostname())
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.encodedPath("/")
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.putRawQueryParameter("Action", action)
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.build();
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Instant expirationTime = Instant.now(clock).plus(request.expiresIn());
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Aws4PresignerParams presignRequest = Aws4PresignerParams.builder()
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.signingClockOverride(clock)
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.expirationTime(expirationTime)
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.awsCredentials(resolveCredentials(request))
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.signingName("dsql")
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.signingRegion(resolveRegion(request))
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.build();
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SdkHttpFullRequest fullRequest = signer.presign(httpRequest, presignRequest);
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String signedUrl = fullRequest.getUri().toString();
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log.debug(() -> "Generated DSQL authentication token with expiration of " + expirationTime);
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return StringUtils.replacePrefixIgnoreCase(signedUrl, "https://", "");
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}
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private Region resolveRegion(GenerateAuthTokenRequest request) {
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if (request.region() != null) {
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return request.region();
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}
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if (this.region != null) {
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return this.region;
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}
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throw new IllegalArgumentException("Region must be provided in GenerateAuthTokenRequest or DsqlUtilities");
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}
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// TODO: update this to use AwsCredentialsIdentity when we migrate Signers to accept the new type.
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private AwsCredentials resolveCredentials(GenerateAuthTokenRequest request) {
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if (request.credentialsIdentityProvider() != null) {
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return CredentialUtils.toCredentials(
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CompletableFutureUtils.joinLikeSync(request.credentialsIdentityProvider().resolveIdentity()));
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}
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if (this.credentialsProvider != null) {
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return CredentialUtils.toCredentials(CompletableFutureUtils.joinLikeSync(this.credentialsProvider.resolveIdentity()));
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}
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throw new IllegalArgumentException("CredentialsProvider must be provided in GenerateAuthTokenRequest or DsqlUtilities");
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}
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@SdkInternalApi
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public static final class DefaultBuilder implements DsqlUtilities.Builder {
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private Region region;
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private IdentityProvider<? extends AwsCredentialsIdentity> credentialsProvider;
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Builder clientConfiguration(SdkClientConfiguration clientConfiguration) {
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this.credentialsProvider = clientConfiguration.option(AwsClientOption.CREDENTIALS_IDENTITY_PROVIDER);
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this.region = clientConfiguration.option(AwsClientOption.AWS_REGION);
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return this;
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}
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@Override
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public Builder region(Region region) {
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this.region = region;
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return this;
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}
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@Override
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public Builder credentialsProvider(IdentityProvider<? extends AwsCredentialsIdentity> credentialsProvider) {
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this.credentialsProvider = credentialsProvider;
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return this;
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}
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/**
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* Construct a {@link DsqlUtilities} object.
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*/
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@Override
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public DsqlUtilities build() {
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return new DefaultDsqlUtilities(this);
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}
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}
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}

‎services/dsql/src/main/java/software/amazon/awssdk/services/dsql/DsqlUtilities.java

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/*
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License").
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* You may not use this file except in compliance with the License.
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* A copy of the License is located at
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*
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* http://aws.amazon.com/apache2.0
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*
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* or in the "license" file accompanying this file. This file is distributed
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* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package software.amazon.awssdk.services.dsql;
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import java.util.function.Consumer;
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import software.amazon.awssdk.annotations.SdkPublicApi;
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import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
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import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
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import software.amazon.awssdk.identity.spi.IdentityProvider;
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import software.amazon.awssdk.regions.Region;
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import software.amazon.awssdk.services.dsql.model.GenerateAuthTokenRequest;
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/**
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* Utilities for working with DSQL. An instance of this class can be created by:
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* <p>
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* 1) Using the low-level client {@link DsqlClient#utilities()} (or {@link DsqlAsyncClient#utilities()}} method.
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* This is recommended as SDK will use the same configuration from the {@link DsqlClient} object to create the
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* {@link DsqlUtilities} object.
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*
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* @snippet :
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* {@code
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* DsqlClient dsqlClient = DsqlClient.create();
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* DsqlUtilities utilities = DsqlClient.utilities();
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* }
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*
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* <p>
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* 2) Directly using the {@link #builder()} method.
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*
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* @snippet :
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* {@code
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* DsqlUtilities utilities = DsqlUtilities.builder()
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* .credentialsProvider(DefaultCredentialsProvider.create())
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* .region(Region.US_WEST_2)
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* .build()
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* }
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*
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* Note: This class does not make network calls.
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*/
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@SdkPublicApi
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public interface DsqlUtilities {
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/**
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* Create a builder that can be used to configure and create a {@link DsqlUtilities}.
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*/
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static Builder builder() {
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return new DefaultDsqlUtilities.DefaultBuilder();
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}
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/**
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* Generates an authentication token for IAM authentication to an DSQL database.
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*
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* @param request The request used to generate the authentication token
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* @return String to use as the DSQL authentication token
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* @throws IllegalArgumentException if the required parameters are not valid
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*/
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default String generateDbConnectAuthToken(Consumer<GenerateAuthTokenRequest.Builder> request) {
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return generateDbConnectAuthToken(GenerateAuthTokenRequest.builder().applyMutation(request).build());
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}
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/**
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* Generates an authentication token for IAM authentication to an DSQL database.
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*
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* @param request The request used to generate the authentication token
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* @return String to use as the DSQL authentication token
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* @throws IllegalArgumentException if the required parameters are not valid
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*/
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default String generateDbConnectAuthToken(GenerateAuthTokenRequest request) {
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throw new UnsupportedOperationException();
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}
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/**
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* Generates an admin authentication token for IAM authentication to an DSQL database.
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*
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* @param request The request used to generate the admin authentication token
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* @return String to use as the DSQL authentication token
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* @throws IllegalArgumentException if the required parameters are not valid
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*/
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default String generateDbConnectAdminAuthToken(Consumer<GenerateAuthTokenRequest.Builder> request) {
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return generateDbConnectAdminAuthToken(GenerateAuthTokenRequest.builder().applyMutation(request).build());
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}
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/**
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* Generates an admin authentication token for IAM authentication to an DSQL database.
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*
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* @param request The request used to generate the admin authentication token
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* @return String to use as the DSQL authentication token
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* @throws IllegalArgumentException if the required parameters are not valid
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*/
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default String generateDbConnectAdminAuthToken(GenerateAuthTokenRequest request) {
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throw new UnsupportedOperationException();
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}
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/**
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* Builder for creating an instance of {@link DsqlUtilities}. It can be configured using
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* {@link DsqlUtilities#builder()}.
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* Once configured, the {@link DsqlUtilities} can created using {@link #build()}.
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*/
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@SdkPublicApi
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interface Builder {
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/**
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* The default region to use when working with the methods in {@link DsqlUtilities} class.
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*
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* @return This object for method chaining
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*/
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Builder region(Region region);
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/**
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* The default credentials provider to use when working with the methods in {@link DsqlUtilities} class.
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*
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* @return This object for method chaining
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*/
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default Builder credentialsProvider(AwsCredentialsProvider credentialsProvider) {
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return credentialsProvider((IdentityProvider<? extends AwsCredentialsIdentity>) credentialsProvider);
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}
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/**
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* The default credentials provider to use when working with the methods in {@link DsqlUtilities} class.
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*
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* @return This object for method chaining
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*/
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default Builder credentialsProvider(IdentityProvider<? extends AwsCredentialsIdentity> credentialsProvider) {
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throw new UnsupportedOperationException();
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}
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/**
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* Create a {@link DsqlUtilities}
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*/
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DsqlUtilities build();
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}
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}

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