From 4f902d42b28b91a0b3f953eff2402037c6905011 Mon Sep 17 00:00:00 2001 From: Krishnan Parthasarathi Date: Mon, 3 Oct 2016 21:24:57 +0530 Subject: [PATCH] Add unit-tests for ListObjectParts API handler (#2826) * Add missing uploadID test ... make variables in test code unexported. * Add ServerNotInitialized test for ListObjectPartsHandler * Add tests for ListObjectParts with signatureV2 and Anonymous requests * Add failure test cases for ListObjectParts --- cmd/object-handlers_test.go | 346 ++++++++++++++++++++++++++++++++++-- cmd/server_test.go | 4 +- cmd/server_v2_test.go | 4 +- cmd/test-utils_test.go | 9 +- 4 files changed, 339 insertions(+), 24 deletions(-) diff --git a/cmd/object-handlers_test.go b/cmd/object-handlers_test.go index abf7f9f08..6d964b92c 100644 --- a/cmd/object-handlers_test.go +++ b/cmd/object-handlers_test.go @@ -41,6 +41,7 @@ const ( TooBigDecodedLength BadSignature BadMD5 + MissingUploadID ) // Wrapper for calling GetObject API handler tests for both XL multiple disks and FS single drive setup. @@ -1137,7 +1138,7 @@ func testAPIPutObjectPartHandlerAnon(obj ObjectLayer, instanceType, bucketName s getPutObjectPartURL("", bucketName, testObject, mpartResp.UploadID, "1"), int64(len("hello")), bytes.NewReader([]byte("hello"))) if aErr != nil { - t.Fatalf("Test %d %s Failed to create a signed request to upload part for %s/%s: %v", + t.Fatalf("Test %d %s Failed to create an anonymous request to upload part for %s/%s: %v", 1, instanceType, bucketName, testObject, aErr) } apiRouter.ServeHTTP(anonRec, anonReq) @@ -1171,7 +1172,7 @@ func testAPIPutObjectPartHandlerAnon(obj ObjectLayer, instanceType, bucketName s getPutObjectPartURL("", bucketName, testObject, mpartResp.UploadID, "1"), int64(len("hello")), bytes.NewReader([]byte("hello"))) if aErr != nil { - t.Fatalf("Test %d %s Failed to create a signed request to upload part for %s/%s: %v", + t.Fatalf("Test %d %s Failed to create an anonymous request to upload part for %s/%s: %v", 1, instanceType, bucketName, testObject, aErr) } apiRouter.ServeHTTP(anonRec, anonReq) @@ -1210,13 +1211,14 @@ func testAPIPutObjectPartHandler(obj ObjectLayer, instanceType, bucketName strin t.Fatalf("[%s] Failed to unmarshal NewMultipartUpload response %v", instanceType, err) } - NoAPIErr := APIError{} - MissingContent := getAPIError(ErrMissingContentLength) - EntityTooLarge := getAPIError(ErrEntityTooLarge) - BadSigning := getAPIError(ErrSignatureDoesNotMatch) - BadChecksum := getAPIError(ErrInvalidDigest) - InvalidPart := getAPIError(ErrInvalidPart) - InvalidMaxParts := getAPIError(ErrInvalidMaxParts) + noAPIErr := APIError{} + missingContent := getAPIError(ErrMissingContentLength) + entityTooLarge := getAPIError(ErrEntityTooLarge) + badSigning := getAPIError(ErrSignatureDoesNotMatch) + badChecksum := getAPIError(ErrInvalidDigest) + invalidPart := getAPIError(ErrInvalidPart) + invalidMaxParts := getAPIError(ErrInvalidMaxParts) + noSuchUploadID := getAPIError(ErrNoSuchUpload) // SignatureMismatch for various signing types testCases := []struct { objectName string @@ -1226,19 +1228,25 @@ func testAPIPutObjectPartHandler(obj ObjectLayer, instanceType, bucketName strin expectedAPIError APIError }{ // Success case - {testObject, bytes.NewReader([]byte("hello")), "1", None, NoAPIErr}, - {testObject, bytes.NewReader([]byte("hello")), "9999999999999999999", None, InvalidPart}, - {testObject, bytes.NewReader([]byte("hello")), strconv.Itoa(maxPartID + 1), None, InvalidMaxParts}, - {testObject, bytes.NewReader([]byte("hello")), "1", MissingContentLength, MissingContent}, - {testObject, bytes.NewReader([]byte("hello")), "1", TooBigObject, EntityTooLarge}, - {testObject, bytes.NewReader([]byte("hello")), "1", BadSignature, BadSigning}, - {testObject, bytes.NewReader([]byte("hello")), "1", BadMD5, BadChecksum}, + {testObject, bytes.NewReader([]byte("hello")), "1", None, noAPIErr}, + {testObject, bytes.NewReader([]byte("hello")), "9999999999999999999", None, invalidPart}, + {testObject, bytes.NewReader([]byte("hello")), strconv.Itoa(maxPartID + 1), None, invalidMaxParts}, + {testObject, bytes.NewReader([]byte("hello")), "1", MissingContentLength, missingContent}, + {testObject, bytes.NewReader([]byte("hello")), "1", TooBigObject, entityTooLarge}, + {testObject, bytes.NewReader([]byte("hello")), "1", BadSignature, badSigning}, + {testObject, bytes.NewReader([]byte("hello")), "1", BadMD5, badChecksum}, + {testObject, bytes.NewReader([]byte("hello")), "1", MissingUploadID, noSuchUploadID}, } for i, test := range testCases { tRec := httptest.NewRecorder() + uploadID := mpartResp.UploadID + // To simulate PutObjectPart failure at object layer. + if test.fault == MissingUploadID { + uploadID = "upload1" + } tReq, tErr := newTestSignedRequestV4("PUT", - getPutObjectPartURL("", bucketName, test.objectName, mpartResp.UploadID, test.partNumber), + getPutObjectPartURL("", bucketName, test.objectName, uploadID, test.partNumber), 0, test.reader, credentials.AccessKeyID, credentials.SecretAccessKey) if tErr != nil { t.Fatalf("Test %d %s Failed to create a signed request to upload part for %s/%s: %v", i+1, instanceType, @@ -1256,7 +1264,7 @@ func testAPIPutObjectPartHandler(obj ObjectLayer, instanceType, bucketName strin tReq.Header.Set("Content-MD5", "badmd5") } apiRouter.ServeHTTP(tRec, tReq) - if test.expectedAPIError != NoAPIErr { + if test.expectedAPIError != noAPIErr { errBytes, err := ioutil.ReadAll(tRec.Result().Body) if err != nil { t.Fatalf("Test %d %s Failed to read error response from upload part request %s/%s: %v", @@ -1302,3 +1310,305 @@ func TestPutObjectPartNilObjAPI(t *testing.T) { t.Errorf("Test expected to fail with %d, but failed with %d", serverNotInitializedErr, rec.Code) } } + +func testAPIListObjectPartsHandler(obj ObjectLayer, instanceType, bucketName string, apiRouter http.Handler, + credentials credential, t TestErrHandler) { + testObject := "testobject" + rec := httptest.NewRecorder() + req, err := newTestSignedRequestV4("POST", getNewMultipartURL("", bucketName, testObject), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to initiate multipart upload for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + + // Get uploadID of the mulitpart upload initiated. + var mpartResp InitiateMultipartUploadResponse + mpartRespBytes, err := ioutil.ReadAll(rec.Result().Body) + if err != nil { + t.Fatalf("[%s] Failed to read NewMultipartUpload response %v", instanceType, err) + + } + err = xml.Unmarshal(mpartRespBytes, &mpartResp) + if err != nil { + t.Fatalf("[%s] Failed to unmarshal NewMultipartUpload response %v", instanceType, err) + } + + // Upload a part for listing purposes. + rec = httptest.NewRecorder() + req, err = newTestSignedRequestV4("PUT", + getPutObjectPartURL("", bucketName, testObject, mpartResp.UploadID, "1"), + int64(len("hello")), bytes.NewReader([]byte("hello")), credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to initiate multipart upload for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + + if rec.Code != http.StatusOK { + t.Fatalf("[%s] - Failed to PutObjectPart bucket: %s object: %s HTTP status code: %d", + instanceType, bucketName, testObject, rec.Code) + } + + noAPIErr := APIError{} + signatureMismatchErr := getAPIError(ErrSignatureDoesNotMatch) + noSuchUploadErr := getAPIError(ErrNoSuchUpload) + invalidPartMarkerErr := getAPIError(ErrInvalidPartNumberMarker) + invalidMaxPartsErr := getAPIError(ErrInvalidMaxParts) + testCases := []struct { + fault Fault + partNumberMarker string + maxParts string + expectedErr APIError + }{ + {BadSignature, "", "", signatureMismatchErr}, + {MissingUploadID, "", "", noSuchUploadErr}, + {None, "-1", "", invalidPartMarkerErr}, + {None, "", "-1", invalidMaxPartsErr}, + } + + for i, test := range testCases { + uploadID := mpartResp.UploadID + tRec := httptest.NewRecorder() + if test.fault == MissingUploadID { + uploadID = "upload1" + } + tReq, tErr := newTestSignedRequestV4("GET", + getListMultipartURLWithParams("", bucketName, testObject, uploadID, test.maxParts, test.partNumberMarker, ""), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if tErr != nil { + t.Fatalf("Test %d %s - Failed to create a signed request to list object parts for %s/%s: %v", + i+1, instanceType, bucketName, testObject, tErr) + } + if test.fault == BadSignature { + // Mangle signature + tReq.Header.Set("authorization", tReq.Header.Get("authorization")+"a") + } + apiRouter.ServeHTTP(tRec, tReq) + if test.expectedErr != noAPIErr { + errBytes, err := ioutil.ReadAll(tRec.Result().Body) + if err != nil { + t.Fatalf("Test %d %s Failed to read error response list object parts request %s/%s: %v", + i+1, instanceType, bucketName, testObject, err) + } + var errXML APIErrorResponse + err = xml.Unmarshal(errBytes, &errXML) + if err != nil { + t.Fatalf("Test %d %s Failed to unmarshal error response from list object partsest %s/%s: %v", + i+1, instanceType, bucketName, testObject, err) + } + if test.expectedErr.Code != errXML.Code { + t.Errorf("Test %d %s expected to fail with %s but received %s", + i+1, instanceType, test.expectedErr.Code, errXML.Code) + } + + } else { + if tRec.Code != http.StatusOK { + t.Errorf("Test %d %s expected to succeed but failed with HTTP status code %d", + i+1, instanceType, tRec.Code) + } + } + } +} + +func TestAPIListObjectPartsHandler(t *testing.T) { + ExecObjectLayerAPITest(t, testAPIListObjectPartsHandler, + []string{"PutObjectPart", "NewMultipart", "ListObjectParts"}) +} + +func testAPIListObjectPartsHandlerV2(obj ObjectLayer, instanceType, bucketName string, apiRouter http.Handler, + credentials credential, t TestErrHandler) { + testObject := "testobject" + rec := httptest.NewRecorder() + req, err := newTestSignedRequestV4("POST", getNewMultipartURL("", bucketName, testObject), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to initiate multipart upload for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + + // Get uploadID of the mulitpart upload initiated. + var mpartResp InitiateMultipartUploadResponse + mpartRespBytes, err := ioutil.ReadAll(rec.Result().Body) + if err != nil { + t.Fatalf("[%s] Failed to read NewMultipartUpload response %v", instanceType, err) + + } + err = xml.Unmarshal(mpartRespBytes, &mpartResp) + if err != nil { + t.Fatalf("[%s] Failed to unmarshal NewMultipartUpload response %v", instanceType, err) + } + + // Upload a part for listing purposes. + rec = httptest.NewRecorder() + req, err = newTestSignedRequestV4("PUT", + getPutObjectPartURL("", bucketName, testObject, mpartResp.UploadID, "1"), + int64(len("hello")), bytes.NewReader([]byte("hello")), credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to initiate multipart upload for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + + rec = httptest.NewRecorder() + req, err = newTestSignedRequestV2("GET", + getListMultipartURLWithParams("", bucketName, testObject, mpartResp.UploadID, "", "", ""), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to list object parts for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + if rec.Code != http.StatusOK { + t.Errorf("Test %d %s expected to succeed but failed with HTTP status code %d", 1, instanceType, rec.Code) + } + + // Simulate signature mismatch error for V2 request. + rec = httptest.NewRecorder() + req, err = newTestSignedRequestV2("GET", + getListMultipartURLWithParams("", bucketName, testObject, mpartResp.UploadID, "", "", ""), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to list object parts for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + signatureMismatchErr := getAPIError(ErrSignatureDoesNotMatch) + req.Header.Set("x-amz-date", "") + apiRouter.ServeHTTP(rec, req) + errBytes, err := ioutil.ReadAll(rec.Result().Body) + if err != nil { + t.Fatalf("Test %d %s Failed to read error response list object parts request %s/%s: %v", + 1, instanceType, bucketName, testObject, err) + } + var errXML APIErrorResponse + err = xml.Unmarshal(errBytes, &errXML) + if err != nil { + t.Fatalf("Test %d %s Failed to unmarshal error response from list object partsest %s/%s: %v", + 1, instanceType, bucketName, testObject, err) + } + if errXML.Code != signatureMismatchErr.Code { + t.Errorf("Test %d %s expected to fail with error %s, but received %s", 1, instanceType, + signatureMismatchErr.Code, errXML.Code) + } +} + +func TestListObjectPartsHandlerV2(t *testing.T) { + ExecObjectLayerAPITest(t, testAPIListObjectPartsHandlerV2, []string{"PutObjectPart", "NewMultipart", "ListObjectParts"}) +} + +func testAPIListObjectPartsHandlerAnon(obj ObjectLayer, instanceType, bucketName string, apiRouter http.Handler, + credentials credential, t TestErrHandler) { + // Initialize bucket policies for anonymous request test + err := initBucketPolicies(obj) + if err != nil { + t.Fatalf("Failed to initialize bucket policies: %v", err) + } + + testObject := "testobject" + rec := httptest.NewRecorder() + req, err := newTestSignedRequestV4("POST", getNewMultipartURL("", bucketName, testObject), + 0, nil, credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("[%s] - Failed to create a signed request to initiate multipart upload for %s/%s: %v", + instanceType, bucketName, testObject, err) + } + apiRouter.ServeHTTP(rec, req) + + // Get uploadID of the mulitpart upload initiated. + var mpartResp InitiateMultipartUploadResponse + mpartRespBytes, err := ioutil.ReadAll(rec.Result().Body) + if err != nil { + t.Fatalf("[%s] Failed to read NewMultipartUpload response %v", instanceType, err) + } + err = xml.Unmarshal(mpartRespBytes, &mpartResp) + if err != nil { + t.Fatalf("[%s] Failed to unmarshal NewMultipartUpload response %v", instanceType, err) + + } + // Add a part to the new multipart upload created. + uploadID := mpartResp.UploadID + req, err = newTestSignedRequestV4("PUT", + getPutObjectPartURL("", bucketName, testObject, uploadID, "1"), + 0, bytes.NewReader([]byte("hello")), credentials.AccessKeyID, credentials.SecretAccessKey) + if err != nil { + t.Fatalf("Test %d %s Failed to create a signed request to upload part for %s/%s: %v", 1, instanceType, + bucketName, testObject, err) + } + // Attempt an anonymous ListObjectParts API request to trigger AccessDenied error. + accessDeniedErr := getAPIError(ErrAccessDenied) + anonRec := httptest.NewRecorder() + anonReq, aErr := newTestRequest("GET", + getListMultipartURLWithParams("", bucketName, testObject, mpartResp.UploadID, "", "", ""), + 0, nil) + if aErr != nil { + t.Fatalf("Test %d %s Failed to create an anonymous request to list multipart of an upload for %s/%s: %v", + 1, instanceType, bucketName, testObject, aErr) + } + apiRouter.ServeHTTP(anonRec, anonReq) + anonErrBytes, err := ioutil.ReadAll(anonRec.Result().Body) + if err != nil { + t.Fatalf("Test %d %s Failed to read error response from list object parts request %s/%s: %v", + 1, instanceType, bucketName, testObject, err) + } + var anonErrXML APIErrorResponse + err = xml.Unmarshal(anonErrBytes, &anonErrXML) + if err != nil { + t.Fatalf("Test %d %s Failed to unmarshal error response from list object parts request %s/%s: %v", + 1, instanceType, bucketName, testObject, err) + } + if accessDeniedErr.Code != anonErrXML.Code { + t.Errorf("Test %d %s expected to fail with error %s, but received %s", 1, instanceType, + accessDeniedErr.Code, anonErrXML.Code) + } + + // Set write only policy on bucket to allow anonymous ListObjectParts API + // request to go through. + writeOnlyPolicy := bucketPolicy{ + Version: "1.0", + Statements: []policyStatement{getWriteOnlyObjectStatement(bucketName, "")}, + } + globalBucketPolicies.SetBucketPolicy(bucketName, &writeOnlyPolicy) + + anonRec = httptest.NewRecorder() + anonReq, aErr = newTestRequest("GET", + getListMultipartURLWithParams("", bucketName, testObject, mpartResp.UploadID, "", "", ""), + 0, nil) + if aErr != nil { + t.Fatalf("Test %d %s Failed to create an anonymous request to list multipart of an upload for %s/%s: %v", + 1, instanceType, bucketName, testObject, aErr) + } + apiRouter.ServeHTTP(anonRec, anonReq) + if anonRec.Code != http.StatusOK { + t.Errorf("Test %d %s expected ListObjectParts with authAnonymous type to succeed but failed with "+ + "HTTP status code %d", 1, instanceType, anonRec.Code) + } +} + +func TestListObjectPartsHandlerAnon(t *testing.T) { + ExecObjectLayerAPITest(t, testAPIListObjectPartsHandlerAnon, []string{"PutObjectPart", "NewMultipart", "ListObjectParts"}) +} + +func TestListObjectPartsHandlerNilObjAPI(t *testing.T) { + configDir, err := newTestConfig("us-east-1") + if err != nil { + t.Fatalf("Failed to create a test config: %v", err) + } + defer removeAll(configDir) + + rec := httptest.NewRecorder() + req, err := newTestSignedRequestV4("GET", + getListMultipartURLWithParams("", "testbucket", "testobject", "fakeuploadId", "", "", ""), + 0, bytes.NewReader([]byte("")), "abcd1", "abcd123") + if err != nil { + t.Fatal("Failed to create a signed UploadPart request.") + } + // Setup the 'nil' objectAPI router. + nilAPIRouter := initTestNilObjAPIEndPoints([]string{"ListObjectParts"}) + nilAPIRouter.ServeHTTP(rec, req) + serverNotInitializedErr := getAPIError(ErrServerNotInitialized).HTTPStatusCode + if rec.Code != serverNotInitializedErr { + t.Errorf("Test expected to fail with %d, but failed with %d", serverNotInitializedErr, rec.Code) + } +} diff --git a/cmd/server_test.go b/cmd/server_test.go index e69a728a8..4b81dbb51 100644 --- a/cmd/server_test.go +++ b/cmd/server_test.go @@ -2305,7 +2305,7 @@ func (s *TestSuiteCommon) TestObjectMultipartListError(c *C) { // HTTP request to ListMultipart Uploads. // max-keys is set to valid value of 1 - request, err = newTestSignedRequestV4("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "1"), + request, err = newTestSignedRequestV4("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "1", "", ""), 0, nil, s.accessKey, s.secretKey) c.Assert(err, IsNil) // execute the HTTP request. @@ -2315,7 +2315,7 @@ func (s *TestSuiteCommon) TestObjectMultipartListError(c *C) { // HTTP request to ListMultipart Uploads. // max-keys is set to invalid value of -2. - request, err = newTestSignedRequestV4("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "-2"), + request, err = newTestSignedRequestV4("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "-2", "", ""), 0, nil, s.accessKey, s.secretKey) c.Assert(err, IsNil) // execute the HTTP request. diff --git a/cmd/server_v2_test.go b/cmd/server_v2_test.go index 9008bf9b8..5996c4624 100644 --- a/cmd/server_v2_test.go +++ b/cmd/server_v2_test.go @@ -2267,7 +2267,7 @@ func (s *TestSuiteCommonV2) TestObjectMultipartListError(c *C) { // HTTP request to ListMultipart Uploads. // max-keys is set to valid value of 1 - request, err = newTestSignedRequestV2("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "1"), + request, err = newTestSignedRequestV2("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "1", "", ""), 0, nil, s.accessKey, s.secretKey) c.Assert(err, IsNil) // execute the HTTP request. @@ -2277,7 +2277,7 @@ func (s *TestSuiteCommonV2) TestObjectMultipartListError(c *C) { // HTTP request to ListMultipart Uploads. // max-keys is set to invalid value of -2. - request, err = newTestSignedRequestV2("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "-2"), + request, err = newTestSignedRequestV2("GET", getListMultipartURLWithParams(s.endPoint, bucketName, objectName, uploadID, "-2", "", ""), 0, nil, s.accessKey, s.secretKey) c.Assert(err, IsNil) // execute the HTTP request. diff --git a/cmd/test-utils_test.go b/cmd/test-utils_test.go index 20f2fae4d..0025622a3 100644 --- a/cmd/test-utils_test.go +++ b/cmd/test-utils_test.go @@ -1133,10 +1133,13 @@ func getListMultipartUploadsURLWithParams(endPoint, bucketName, prefix, keyMarke } // return URL for a listing parts on a given upload id. -func getListMultipartURLWithParams(endPoint, bucketName, objectName, uploadID, maxParts string) string { +func getListMultipartURLWithParams(endPoint, bucketName, objectName, uploadID, maxParts, partNumberMarker, encoding string) string { queryValues := url.Values{} queryValues.Set("uploadId", uploadID) queryValues.Set("max-parts", maxParts) + if partNumberMarker != "" { + queryValues.Set("part-number-marker", partNumberMarker) + } return makeTestTargetURL(endPoint, bucketName, objectName, queryValues) } @@ -1389,10 +1392,12 @@ func addAPIFunc(muxRouter *router.Router, apiRouter *router.Router, bucket *rout // Register New Multipart upload handler. case "NewMultipart": bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(api.NewMultipartUploadHandler).Queries("uploads", "") - // Register PutObjectPart handler. case "PutObjectPart": bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(api.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}") + // Register ListObjectParts handler. + case "ListObjectParts": + bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(api.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}") // Register ListMultipartUploads handler. case "ListMultipartUploads": bucket.Methods("GET").HandlerFunc(api.ListMultipartUploadsHandler).Queries("uploads", "")