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	remove other FIXMEs as we are not planning to fix these, instead we will add dynamism case by case basis. fixes #10250
		
			
				
	
	
		
			302 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			302 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/*
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 * MinIO Cloud Storage, (C) 2016, 2017 MinIO, Inc.
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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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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package cmd
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import (
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	"fmt"
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	"net/http"
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	"net/url"
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	"os"
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	"testing"
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	"time"
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)
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func niceError(code APIErrorCode) string {
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	// Special-handle ErrNone
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	if code == ErrNone {
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		return "ErrNone"
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	}
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	return fmt.Sprintf("%s (%s)", errorCodes[code].Code, errorCodes[code].Description)
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}
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func TestDoesPolicySignatureMatch(t *testing.T) {
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	credentialTemplate := "%s/%s/%s/s3/aws4_request"
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	now := UTCNow()
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	accessKey := globalActiveCred.AccessKey
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	testCases := []struct {
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		form     http.Header
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		expected APIErrorCode
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	}{
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		// (0) It should fail if 'X-Amz-Credential' is missing.
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		{
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			form:     http.Header{},
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			expected: ErrCredMalformed,
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		},
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		// (1) It should fail if the access key is incorrect.
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		{
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			form: http.Header{
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				"X-Amz-Credential": []string{fmt.Sprintf(credentialTemplate, "EXAMPLEINVALIDEXAMPL", now.Format(yyyymmdd), globalMinioDefaultRegion)},
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			},
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			expected: ErrInvalidAccessKeyID,
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		},
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		// (2) It should fail with a bad signature.
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		{
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			form: http.Header{
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				"X-Amz-Credential": []string{fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), globalMinioDefaultRegion)},
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				"X-Amz-Date":       []string{now.Format(iso8601Format)},
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				"X-Amz-Signature":  []string{"invalidsignature"},
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				"Policy":           []string{"policy"},
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			},
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			expected: ErrSignatureDoesNotMatch,
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		},
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		// (3) It should succeed if everything is correct.
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		{
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			form: http.Header{
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				"X-Amz-Credential": []string{
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					fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), globalMinioDefaultRegion),
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				},
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				"X-Amz-Date": []string{now.Format(iso8601Format)},
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				"X-Amz-Signature": []string{
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					getSignature(getSigningKey(globalActiveCred.SecretKey, now,
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						globalMinioDefaultRegion, serviceS3), "policy"),
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				},
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				"Policy": []string{"policy"},
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			},
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			expected: ErrNone,
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		},
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	}
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	// Run each test case individually.
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	for i, testCase := range testCases {
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		code := doesPolicySignatureMatch(testCase.form)
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		if code != testCase.expected {
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			t.Errorf("(%d) expected to get %s, instead got %s", i, niceError(testCase.expected), niceError(code))
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		}
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	}
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}
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func TestDoesPresignedSignatureMatch(t *testing.T) {
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	obj, fsDir, err := prepareFS()
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	if err != nil {
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		t.Fatal(err)
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	}
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	defer os.RemoveAll(fsDir)
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	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
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		t.Fatal(err)
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	}
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	// sha256 hash of "payload"
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	payloadSHA256 := "239f59ed55e737c77147cf55ad0c1b030b6d7ee748a7426952f9b852d5a935e5"
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	now := UTCNow()
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	credentialTemplate := "%s/%s/%s/s3/aws4_request"
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	region := globalServerRegion
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	accessKeyID := globalActiveCred.AccessKey
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	testCases := []struct {
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		queryParams map[string]string
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		headers     map[string]string
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		region      string
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		expected    APIErrorCode
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	}{
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		// (0) Should error without a set URL query.
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		{
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			region:   globalMinioDefaultRegion,
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			expected: ErrInvalidQueryParams,
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		},
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		// (1) Should error on an invalid access key.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":     signV4Algorithm,
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				"X-Amz-Date":          now.Format(iso8601Format),
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				"X-Amz-Expires":       "60",
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				"X-Amz-Signature":     "badsignature",
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				"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":    fmt.Sprintf(credentialTemplate, "Z7IXGOO6BZ0REAN1Q26I", now.Format(yyyymmdd), "us-west-1"),
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			},
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			region:   "us-west-1",
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			expected: ErrInvalidAccessKeyID,
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		},
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		// (2) Should NOT fail with an invalid region if it doesn't verify it.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), "us-west-1"),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   "us-west-1",
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			expected: ErrUnsignedHeaders,
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		},
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		// (3) Should fail to extract headers if the host header is not signed.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   region,
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			expected: ErrUnsignedHeaders,
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		},
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		// (4) Should give an expired request if it has expired.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.AddDate(0, 0, -2).Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			headers: map[string]string{
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				"X-Amz-Date":           now.AddDate(0, 0, -2).Format(iso8601Format),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   region,
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			expected: ErrExpiredPresignRequest,
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		},
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		// (5) Should error if the signature is incorrect.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			headers: map[string]string{
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   region,
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			expected: ErrSignatureDoesNotMatch,
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		},
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		// (6) Should error if the request is not ready yet, ie X-Amz-Date is in the future.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.Add(1 * time.Hour).Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			headers: map[string]string{
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   region,
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			expected: ErrRequestNotReadyYet,
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		},
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		// (7) Should not error with invalid region instead, call should proceed
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		// with sigature does not match.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":      signV4Algorithm,
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Expires":        "60",
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				"X-Amz-Signature":      "badsignature",
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				"X-Amz-SignedHeaders":  "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":     fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			headers: map[string]string{
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   "",
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			expected: ErrSignatureDoesNotMatch,
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		},
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		// (8) Should error with signature does not match. But handles
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		// query params which do not precede with "x-amz-" header.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":       signV4Algorithm,
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				"X-Amz-Date":            now.Format(iso8601Format),
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				"X-Amz-Expires":         "60",
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				"X-Amz-Signature":       "badsignature",
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				"X-Amz-SignedHeaders":   "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":      fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256":  payloadSHA256,
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				"response-content-type": "application/json",
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			},
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			headers: map[string]string{
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				"X-Amz-Date":           now.Format(iso8601Format),
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				"X-Amz-Content-Sha256": payloadSHA256,
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			},
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			region:   "",
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			expected: ErrSignatureDoesNotMatch,
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		},
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		// (9) Should error with unsigned headers.
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		{
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			queryParams: map[string]string{
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				"X-Amz-Algorithm":       signV4Algorithm,
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				"X-Amz-Date":            now.Format(iso8601Format),
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				"X-Amz-Expires":         "60",
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				"X-Amz-Signature":       "badsignature",
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				"X-Amz-SignedHeaders":   "host;x-amz-content-sha256;x-amz-date",
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				"X-Amz-Credential":      fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
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				"X-Amz-Content-Sha256":  payloadSHA256,
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				"response-content-type": "application/json",
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			},
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			headers: map[string]string{
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				"X-Amz-Date": now.Format(iso8601Format),
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			},
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			region:   "",
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			expected: ErrUnsignedHeaders,
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		},
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	}
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	// Run each test case individually.
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	for i, testCase := range testCases {
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		// Turn the map[string]string into map[string][]string, because Go.
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		query := url.Values{}
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		for key, value := range testCase.queryParams {
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			query.Set(key, value)
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		}
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		// Create a request to use.
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		req, e := http.NewRequest(http.MethodGet, "http://host/a/b?"+query.Encode(), nil)
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		if e != nil {
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			t.Errorf("(%d) failed to create http.Request, got %v", i, e)
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		}
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		// Do the same for the headers.
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		for key, value := range testCase.headers {
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			req.Header.Set(key, value)
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		}
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		// Check if it matches!
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		err := doesPresignedSignatureMatch(payloadSHA256, req, testCase.region, serviceS3)
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		if err != testCase.expected {
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			t.Errorf("(%d) expected to get %s, instead got %s", i, niceError(testCase.expected), niceError(err))
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		}
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	}
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}
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