Allow path-style addressing when proxy is using virtual host

trino-aws-proxy/src/main/java/io/trino/aws/proxy/server/rest/RequestBuilder.java

@@ -98,7 +98,7 @@ record BucketAndKey(String bucket, String rawKey) {}
                 .flatMap(serverHostNameValue -> {
                     String lowercaseServerHostName = serverHostNameValue.toLowerCase(Locale.ROOT);
                     return Optional.of(request.requestUri().getHost())
-                            .filter(value -> value.endsWith(lowercaseServerHostName))
+                            .filter(value -> value.endsWith(lowercaseServerHostName) && !value.equals(lowercaseServerHostName))
                             .map(value -> value.substring(0, value.length() - lowercaseServerHostName.length()))
                             .map(value -> value.endsWith(".") ? value.substring(0, value.length() - 1) : value);
                 })

trino-aws-proxy/src/test/java/io/trino/aws/proxy/server/TestProxiedRequestsWithPathStyleOnVirtualHostProxy.java

@@ -0,0 +1,34 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package io.trino.aws.proxy.server;
+
+import com.google.inject.Inject;
+import io.trino.aws.proxy.server.testing.containers.S3Container.ForS3Container;
+import io.trino.aws.proxy.server.testing.harness.TrinoAwsProxyTest;
+import io.trino.aws.proxy.server.testing.harness.TrinoAwsProxyTestCommonModules.WithConfiguredBuckets;
+import io.trino.aws.proxy.server.testing.harness.TrinoAwsProxyTestCommonModules.WithVirtualHostEnabledProxy;
+import software.amazon.awssdk.services.s3.S3Client;
+
+import java.util.List;
+
+@TrinoAwsProxyTest(filters = {WithConfiguredBuckets.class, WithVirtualHostEnabledProxy.class})
+public class TestProxiedRequestsWithPathStyleOnVirtualHostProxy
+        extends AbstractTestProxiedRequests
+{
+    @Inject
+    public TestProxiedRequestsWithPathStyleOnVirtualHostProxy(S3Client s3Client, @ForS3Container S3Client storageClient, @ForS3Container List<String> configuredBuckets)
+    {
+        super(s3Client, storageClient, configuredBuckets);
+    }
+}

trino-aws-proxy/src/test/java/io/trino/aws/proxy/server/TestProxiedRequestsWithVirtualHostProxy.java

@@ -14,6 +14,7 @@
 package io.trino.aws.proxy.server;
 
 import com.google.inject.Inject;
+import io.trino.aws.proxy.server.testing.TestingS3ClientModule.ForVirtualHostProxy;
 import io.trino.aws.proxy.server.testing.containers.S3Container.ForS3Container;
 import io.trino.aws.proxy.server.testing.harness.TrinoAwsProxyTest;
 import io.trino.aws.proxy.server.testing.harness.TrinoAwsProxyTestCommonModules.WithConfiguredBuckets;
@@ -22,12 +23,12 @@
 
 import java.util.List;
 
-@TrinoAwsProxyTest(filters = {WithConfiguredBuckets.class, WithVirtualHostEnabledProxy.class, WithVirtualHostEnabledProxy.class})
+@TrinoAwsProxyTest(filters = {WithConfiguredBuckets.class, WithVirtualHostEnabledProxy.class})
 public class TestProxiedRequestsWithVirtualHostProxy
         extends AbstractTestProxiedRequests
 {
     @Inject
-    public TestProxiedRequestsWithVirtualHostProxy(S3Client s3Client, @ForS3Container S3Client storageClient, @ForS3Container List<String> configuredBuckets)
+    public TestProxiedRequestsWithVirtualHostProxy(@ForVirtualHostProxy S3Client s3Client, @ForS3Container S3Client storageClient, @ForS3Container List<String> configuredBuckets)
     {
         super(s3Client, storageClient, configuredBuckets);
     }

trino-aws-proxy/src/test/java/io/trino/aws/proxy/server/testing/TestingS3ClientModule.java

@@ -0,0 +1,70 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package io.trino.aws.proxy.server.testing;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.BindingAnnotation;
+import com.google.inject.Provides;
+import io.airlift.http.server.testing.TestingHttpServer;
+import io.trino.aws.proxy.server.TrinoAwsProxyConfig;
+import io.trino.aws.proxy.server.testing.TestingUtil.ForTesting;
+import io.trino.aws.proxy.spi.credentials.Credential;
+import io.trino.aws.proxy.spi.credentials.Credentials;
+import jakarta.ws.rs.core.UriBuilder;
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.services.s3.S3Client;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static io.trino.aws.proxy.server.testing.TestingUtil.clientBuilder;
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.PARAMETER;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+public class TestingS3ClientModule
+        extends AbstractModule
+{
+    @Retention(RUNTIME)
+    @Target({FIELD, PARAMETER, METHOD})
+    @BindingAnnotation
+    public @interface ForVirtualHostProxy {}
+
+    @Provides
+    public S3Client getPathStyleAddressingClient(TestingHttpServer httpServer, @ForTesting Credentials credentials, TrinoAwsProxyConfig config)
+    {
+        Credential emulatedCredentials = credentials.emulated();
+        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create(emulatedCredentials.accessKey(), emulatedCredentials.secretKey());
+        return clientBuilder(UriBuilder.fromUri(httpServer.getBaseUrl()).path(config.getS3Path()).build())
+                .credentialsProvider(() -> awsBasicCredentials)
+                .forcePathStyle(true)
+                .build();
+    }
+
+    @Provides
+    @ForVirtualHostProxy
+    public S3Client getVirtualHostAddressingClient(TestingHttpServer httpServer, @ForTesting Credentials credentials, TrinoAwsProxyConfig config)
+    {
+        checkArgument(config.getS3HostName().isPresent(), "virtual host addressing proxy client requested but S3 hostname is not set");
+        String hostname = config.getS3HostName().orElseThrow();
+        Credential emulatedCredentials = credentials.emulated();
+        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create(emulatedCredentials.accessKey(), emulatedCredentials.secretKey());
+        return clientBuilder(UriBuilder.newInstance().host(hostname).port(httpServer.getBaseUrl().getPort()).scheme("http").path(config.getS3Path()).build())
+                .credentialsProvider(() -> awsBasicCredentials)
+                .forcePathStyle(false)
+                .build();
+    }
+}

trino-aws-proxy/src/test/java/io/trino/aws/proxy/server/testing/harness/TrinoAwsProxyTestExtension.java

@@ -18,7 +18,7 @@
 import com.google.inject.Scopes;
 import io.trino.aws.proxy.server.remote.RemoteS3Facade;
 import io.trino.aws.proxy.server.testing.ContainerS3Facade;
-import io.trino.aws.proxy.server.testing.TestingS3ClientProvider;
+import io.trino.aws.proxy.server.testing.TestingS3ClientModule;
 import io.trino.aws.proxy.server.testing.TestingTrinoAwsProxyServer;
 import io.trino.aws.proxy.server.testing.TestingUtil.ForTesting;
 import io.trino.aws.proxy.server.testing.containers.S3Container;
@@ -72,9 +72,7 @@ public Object createTestInstance(TestInstanceFactoryContext factoryContext, Exte
 
         Injector injector = trinoS3ProxyServer.getInjector()
                 .createChildInjector(binder -> {
-                    binder.bind(TestingS3ClientProvider.TestingS3ClientConfig.class).in(Scopes.SINGLETON);
-                    binder.bind(TestingS3ClientProvider.class).in(Scopes.SINGLETON);
-                    binder.bind(S3Client.class).toProvider(TestingS3ClientProvider.class).in(Scopes.SINGLETON);
+                    binder.install(new TestingS3ClientModule());
                     binder.bind(TestingTrinoAwsProxyServer.class).toInstance(trinoS3ProxyServer);
                     binder.bind(factoryContext.getTestClass()).in(Scopes.SINGLETON);
                 });