HDDS-1948. S3 MPU can't be created with octet-stream content-type (#1266)

(cherry picked from commit edd708527d34d0bf3b09dc35a7f645f49e7becb3)

hadoop-ozone/s3gateway/src/main/java/org/apache/hadoop/ozone/s3/HeaderPreprocessor.java

@@ -17,39 +17,60 @@
  */
 package org.apache.hadoop.ozone.s3;
 
+import javax.annotation.Priority;
 import javax.ws.rs.container.ContainerRequestContext;
 import javax.ws.rs.container.ContainerRequestFilter;
 import javax.ws.rs.container.PreMatching;
 import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.MultivaluedMap;
 import javax.ws.rs.ext.Provider;
 import java.io.IOException;
 
 /**
  * Filter to adjust request headers for compatible reasons.
+ *
+ * It should be executed AFTER signature check (VirtualHostStyleFilter) as the
+ * original Content-Type could be part of the base of the signature.
  */
-
 @Provider
 @PreMatching
+@Priority(VirtualHostStyleFilter.PRIORITY
+    + S3GatewayHttpServer.FILTER_PRIORITY_DO_AFTER)
 public class HeaderPreprocessor implements ContainerRequestFilter {
 
+  public static final String MULTIPART_UPLOAD_MARKER = "ozone/mpu";
+
   @Override
   public void filter(ContainerRequestContext requestContext) throws
       IOException {
-    if (requestContext.getUriInfo().getQueryParameters()
-        .containsKey("delete")) {
+    MultivaluedMap<String, String> queryParameters =
+        requestContext.getUriInfo().getQueryParameters();
+
+    if (queryParameters.containsKey("delete")) {
       //aws cli doesn't send proper Content-Type and by default POST requests
       //processed as form-url-encoded. Here we can fix this.
       requestContext.getHeaders()
           .putSingle("Content-Type", MediaType.APPLICATION_XML);
     }
 
-    if (requestContext.getUriInfo().getQueryParameters()
-        .containsKey("uploadId")) {
+    if (queryParameters.containsKey("uploadId")) {
       //aws cli doesn't send proper Content-Type and by default POST requests
       //processed as form-url-encoded. Here we can fix this.
       requestContext.getHeaders()
           .putSingle("Content-Type", MediaType.APPLICATION_XML);
+    } else if (queryParameters.containsKey("uploads")) {
+      // uploads defined but uploadId is not --> this is the creation of the
+      // multi-part-upload requests.
+      //
+      //In  AWS SDK for go uses application/octet-stream which also
+      //should be fixed to route the request to the right jaxrs method.
+      //
+      //Should be empty instead of XML as the body is empty which can not be
+      //serialized as as CompleteMultipartUploadRequest
+      requestContext.getHeaders()
+          .putSingle("Content-Type", MULTIPART_UPLOAD_MARKER);
     }
+
   }
 
 }

hadoop-ozone/s3gateway/src/main/java/org/apache/hadoop/ozone/s3/S3GatewayHttpServer.java

@@ -27,6 +27,11 @@ import org.apache.hadoop.hdds.server.BaseHttpServer;
  */
 public class S3GatewayHttpServer extends BaseHttpServer {
 
+  /**
+   * Default offset between two filters.
+   */
+  public static final int FILTER_PRIORITY_DO_AFTER = 50;
+
   public S3GatewayHttpServer(Configuration conf,
       String name) throws IOException {
     super(conf, name);

hadoop-ozone/s3gateway/src/main/java/org/apache/hadoop/ozone/s3/VirtualHostStyleFilter.java

@@ -17,6 +17,7 @@
  */
 package org.apache.hadoop.ozone.s3;
 
+import javax.annotation.Priority;
 import javax.inject.Inject;
 import javax.ws.rs.container.ContainerRequestContext;
 import javax.ws.rs.container.ContainerRequestFilter;
@@ -46,8 +47,11 @@ import static org.apache.hadoop.ozone.s3.S3GatewayConfigKeys.OZONE_S3G_DOMAIN_NA
 
 @Provider
 @PreMatching
+@Priority(VirtualHostStyleFilter.PRIORITY)
 public class VirtualHostStyleFilter implements ContainerRequestFilter {
 
+  public static final int PRIORITY = 100;
+
   private static final Logger LOG = LoggerFactory.getLogger(
       VirtualHostStyleFilter.class);
 

hadoop-ozone/s3gateway/src/main/java/org/apache/hadoop/ozone/s3/endpoint/ObjectEndpoint.java

@@ -17,6 +17,7 @@
  */
 package org.apache.hadoop.ozone.s3.endpoint;
 
+import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
 import javax.ws.rs.DefaultValue;
 import javax.ws.rs.GET;
@@ -58,6 +59,7 @@ import org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes;
 import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
 import org.apache.hadoop.ozone.om.helpers.OmMultipartInfo;
 import org.apache.hadoop.ozone.om.helpers.OmMultipartUploadCompleteInfo;
+import org.apache.hadoop.ozone.s3.HeaderPreprocessor;
 import org.apache.hadoop.ozone.s3.SignedChunksInputStream;
 import org.apache.hadoop.ozone.s3.exception.OS3Exception;
 import org.apache.hadoop.ozone.s3.exception.S3ErrorTable;
@@ -417,33 +419,19 @@ public class ObjectEndpoint extends EndpointBase {
 
   }
 
+  /**
+   * Initialize MultiPartUpload request.
+   * <p>
+   * Note: the specific content type is set by the HeaderPreprocessor.
+   */
   @POST
   @Produces(MediaType.APPLICATION_XML)
-  public Response multipartUpload(
+  @Consumes(HeaderPreprocessor.MULTIPART_UPLOAD_MARKER)
+  public Response initializeMultipartUpload(
       @PathParam("bucket") String bucket,
-      @PathParam("path") String key,
-      @QueryParam("uploads") String uploads,
-      @QueryParam("uploadId") @DefaultValue("") String uploadID,
-      CompleteMultipartUploadRequest request) throws IOException, OS3Exception {
-    if (!uploadID.equals("")) {
-      //Complete Multipart upload request.
-      return completeMultipartUpload(bucket, key, uploadID, request);
-    } else {
-      // Initiate Multipart upload request.
-      return initiateMultipartUpload(bucket, key);
-    }
-  }
-
-  /**
-   * Initiate Multipart upload request.
-   * @param bucket
-   * @param key
-   * @return Response
-   * @throws IOException
-   * @throws OS3Exception
-   */
-  private Response initiateMultipartUpload(String bucket, String key) throws
-      IOException, OS3Exception {
+      @PathParam("path") String key
+  )
+      throws IOException, OS3Exception {
     try {
       OzoneBucket ozoneBucket = getBucket(bucket);
       String storageType = headers.getHeaderString(STORAGE_CLASS_HEADER);
@@ -473,7 +461,6 @@ public class ObjectEndpoint extends EndpointBase {
       multipartUploadInitiateResponse.setKey(key);
       multipartUploadInitiateResponse.setUploadID(multipartInfo.getUploadID());
 
-
       return Response.status(Status.OK).entity(
           multipartUploadInitiateResponse).build();
     } catch (IOException ex) {
@@ -484,18 +471,15 @@ public class ObjectEndpoint extends EndpointBase {
   }
 
   /**
-   * Complete Multipart upload request.
-   * @param bucket
-   * @param key
-   * @param uploadID
-   * @param multipartUploadRequest
-   * @return Response
-   * @throws IOException
-   * @throws OS3Exception
+   * Complete a multipart upload.
    */
-  private Response completeMultipartUpload(String bucket, String key, String
-      uploadID, CompleteMultipartUploadRequest multipartUploadRequest) throws
-      IOException, OS3Exception {
+  @POST
+  @Produces(MediaType.APPLICATION_XML)
+  public Response completeMultipartUpload(@PathParam("bucket") String bucket,
+      @PathParam("path") String key,
+      @QueryParam("uploadId") @DefaultValue("") String uploadID,
+      CompleteMultipartUploadRequest multipartUploadRequest)
+      throws IOException, OS3Exception {
     OzoneBucket ozoneBucket = getBucket(bucket);
     Map<Integer, String> partsMap = new TreeMap<>();
     List<CompleteMultipartUploadRequest.Part> partList =

hadoop-ozone/s3gateway/src/test/java/org/apache/hadoop/ozone/s3/endpoint/TestAbortMultipartUpload.java

@@ -56,7 +56,7 @@ public class TestAbortMultipartUpload {
     rest.setHeaders(headers);
     rest.setClient(client);
 
-    Response response = rest.multipartUpload(bucket, key, "", "", null);
+    Response response = rest.initializeMultipartUpload(bucket, key);
 
     assertEquals(response.getStatus(), 200);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =

hadoop-ozone/s3gateway/src/test/java/org/apache/hadoop/ozone/s3/endpoint/TestInitiateMultipartUpload.java

@@ -60,7 +60,7 @@ public class TestInitiateMultipartUpload {
     rest.setHeaders(headers);
     rest.setClient(client);
 
-    Response response = rest.multipartUpload(bucket, key, "", "", null);
+    Response response = rest.initializeMultipartUpload(bucket, key);
 
     assertEquals(response.getStatus(), 200);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =
@@ -69,7 +69,7 @@ public class TestInitiateMultipartUpload {
     String uploadID = multipartUploadInitiateResponse.getUploadID();
 
     // Calling again should return different uploadID.
-    response = rest.multipartUpload(bucket, key, "", "", null);
+    response = rest.initializeMultipartUpload(bucket, key);
     assertEquals(response.getStatus(), 200);
     multipartUploadInitiateResponse =
         (MultipartUploadInitiateResponse) response.getEntity();

hadoop-ozone/s3gateway/src/test/java/org/apache/hadoop/ozone/s3/endpoint/TestListParts.java

@@ -61,7 +61,7 @@ public class TestListParts {
     REST.setHeaders(headers);
     REST.setClient(client);
 
-    Response response = REST.multipartUpload(BUCKET, KEY, "", "", null);
+    Response response = REST.initializeMultipartUpload(BUCKET, KEY);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =
         (MultipartUploadInitiateResponse) response.getEntity();
     assertNotNull(multipartUploadInitiateResponse.getUploadID());

hadoop-ozone/s3gateway/src/test/java/org/apache/hadoop/ozone/s3/endpoint/TestMultipartUploadComplete.java

@@ -70,7 +70,7 @@ public class TestMultipartUploadComplete {
 
   private String initiateMultipartUpload(String key) throws IOException,
       OS3Exception {
-    Response response = REST.multipartUpload(BUCKET, key, "", "", null);
+    Response response = REST.initializeMultipartUpload(BUCKET, key);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =
         (MultipartUploadInitiateResponse) response.getEntity();
     assertNotNull(multipartUploadInitiateResponse.getUploadID());
@@ -99,7 +99,7 @@ public class TestMultipartUploadComplete {
   private void completeMultipartUpload(String key,
       CompleteMultipartUploadRequest completeMultipartUploadRequest,
       String uploadID) throws IOException, OS3Exception {
-    Response response = REST.multipartUpload(BUCKET, key, "", uploadID,
+    Response response = REST.completeMultipartUpload(BUCKET, key, uploadID,
         completeMultipartUploadRequest);
 
     assertEquals(response.getStatus(), 200);

hadoop-ozone/s3gateway/src/test/java/org/apache/hadoop/ozone/s3/endpoint/TestPartUpload.java

@@ -67,7 +67,7 @@ public class TestPartUpload {
   @Test
   public void testPartUpload() throws Exception {
 
-    Response response = REST.multipartUpload(BUCKET, KEY, "", "", null);
+    Response response = REST.initializeMultipartUpload(BUCKET, KEY);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =
         (MultipartUploadInitiateResponse) response.getEntity();
     assertNotNull(multipartUploadInitiateResponse.getUploadID());
@@ -86,7 +86,7 @@ public class TestPartUpload {
   @Test
   public void testPartUploadWithOverride() throws Exception {
 
-    Response response = REST.multipartUpload(BUCKET, KEY, "", "", null);
+    Response response = REST.initializeMultipartUpload(BUCKET, KEY);
     MultipartUploadInitiateResponse multipartUploadInitiateResponse =
         (MultipartUploadInitiateResponse) response.getEntity();
     assertNotNull(multipartUploadInitiateResponse.getUploadID());