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minio/cmd/encryption-v1_test.go

518 lines
19 KiB

/*
* Minio Cloud Storage, (C) 2017, 2018 Minio, Inc.
*
* 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 cmd
import (
"bytes"
"net/http"
"testing"
)
var hasSSECopyCustomerHeaderTests = []struct {
headers map[string]string
sseRequest bool
}{
{headers: map[string]string{SSECopyCustomerAlgorithm: "AES256", SSECopyCustomerKey: "key", SSECopyCustomerKeyMD5: "md5"}, sseRequest: true}, // 0
{headers: map[string]string{SSECopyCustomerAlgorithm: "AES256"}, sseRequest: true}, // 1
{headers: map[string]string{SSECopyCustomerKey: "key"}, sseRequest: true}, // 2
{headers: map[string]string{SSECopyCustomerKeyMD5: "md5"}, sseRequest: true}, // 3
{headers: map[string]string{}, sseRequest: false}, // 4
{headers: map[string]string{SSECopyCustomerAlgorithm + " ": "AES256", " " + SSECopyCustomerKey: "key", SSECopyCustomerKeyMD5 + " ": "md5"}, sseRequest: false}, // 5
{headers: map[string]string{SSECopyCustomerAlgorithm: "", SSECopyCustomerKey: "", SSECopyCustomerKeyMD5: ""}, sseRequest: false}, // 6
}
func TestIsSSECopyCustomerRequest(t *testing.T) {
for i, test := range hasSSECopyCustomerHeaderTests {
headers := http.Header{}
for k, v := range test.headers {
headers.Set(k, v)
}
if hasSSECopyCustomerHeader(headers) != test.sseRequest {
t.Errorf("Test %d: Expected hasSSECopyCustomerHeader to return %v", i, test.sseRequest)
}
}
}
var hasSSECustomerHeaderTests = []struct {
headers map[string]string
sseRequest bool
}{
{headers: map[string]string{SSECustomerAlgorithm: "AES256", SSECustomerKey: "key", SSECustomerKeyMD5: "md5"}, sseRequest: true}, // 0
{headers: map[string]string{SSECustomerAlgorithm: "AES256"}, sseRequest: true}, // 1
{headers: map[string]string{SSECustomerKey: "key"}, sseRequest: true}, // 2
{headers: map[string]string{SSECustomerKeyMD5: "md5"}, sseRequest: true}, // 3
{headers: map[string]string{}, sseRequest: false}, // 4
{headers: map[string]string{SSECustomerAlgorithm + " ": "AES256", " " + SSECustomerKey: "key", SSECustomerKeyMD5 + " ": "md5"}, sseRequest: false}, // 5
{headers: map[string]string{SSECustomerAlgorithm: "", SSECustomerKey: "", SSECustomerKeyMD5: ""}, sseRequest: false}, // 6
}
func TesthasSSECustomerHeader(t *testing.T) {
for i, test := range hasSSECustomerHeaderTests {
headers := http.Header{}
for k, v := range test.headers {
headers.Set(k, v)
}
if hasSSECustomerHeader(headers) != test.sseRequest {
t.Errorf("Test %d: Expected hasSSECustomerHeader to return %v", i, test.sseRequest)
}
}
}
var parseSSECustomerRequestTests = []struct {
headers map[string]string
useTLS bool
err error
}{
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 0
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: true, err: nil,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 1
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: false, err: errInsecureSSERequest,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES 256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 2
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: true, err: errInvalidSSEAlgorithm,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "NjE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 3
SSECustomerKeyMD5: "H+jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errSSEKeyMD5Mismatch,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: " jE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 4
SSECustomerKeyMD5: "H+jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errInvalidSSEKey,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "NjE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 5
SSECustomerKeyMD5: " +jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errSSEKeyMD5Mismatch,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "vFQ9ScFOF6Tu/BfzMS+rVMvlZGJHi5HmGJenJfrfKI45", // 6
SSECustomerKeyMD5: "9KPgDdZNTHimuYCwnJTp5g==",
},
useTLS: true, err: errInvalidSSEKey,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "", // 7
SSECustomerKeyMD5: "9KPgDdZNTHimuYCwnJTp5g==",
},
useTLS: true, err: errMissingSSEKey,
},
{
headers: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "vFQ9ScFOF6Tu/BfzMS+rVMvlZGJHi5HmGJenJfrfKI45", // 8
SSECustomerKeyMD5: "",
},
useTLS: true, err: errMissingSSEKeyMD5,
},
}
func TestParseSSECustomerRequest(t *testing.T) {
defer func(flag bool) { globalIsSSL = flag }(globalIsSSL)
for i, test := range parseSSECustomerRequestTests {
headers := http.Header{}
for k, v := range test.headers {
headers.Set(k, v)
}
request := &http.Request{}
request.Header = headers
globalIsSSL = test.useTLS
_, err := ParseSSECustomerRequest(request)
if err != test.err {
t.Errorf("Test %d: Parse returned: %v want: %v", i, err, test.err)
}
key := request.Header.Get(SSECustomerKey)
if (err == nil || err == errSSEKeyMD5Mismatch) && key != "" {
t.Errorf("Test %d: Client key survived parsing - found key: %v", i, key)
}
}
}
var parseSSECopyCustomerRequestTests = []struct {
headers map[string]string
useTLS bool
err error
}{
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 0
SSECopyCustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: true, err: nil,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 1
SSECopyCustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: false, err: errInsecureSSERequest,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES 256",
SSECopyCustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=", // 2
SSECopyCustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
useTLS: true, err: errInvalidSSEAlgorithm,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "NjE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 3
SSECopyCustomerKeyMD5: "H+jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errSSEKeyMD5Mismatch,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: " jE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 4
SSECopyCustomerKeyMD5: "H+jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errInvalidSSEKey,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "NjE0SL87s+ZhYtaTrg5eI5cjhCQLGPVMKenPG2bCJFw=", // 5
SSECopyCustomerKeyMD5: " +jq/LwEOEO90YtiTuNFVw==",
},
useTLS: true, err: errSSEKeyMD5Mismatch,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "vFQ9ScFOF6Tu/BfzMS+rVMvlZGJHi5HmGJenJfrfKI45", // 6
SSECopyCustomerKeyMD5: "9KPgDdZNTHimuYCwnJTp5g==",
},
useTLS: true, err: errInvalidSSEKey,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "", // 7
SSECopyCustomerKeyMD5: "9KPgDdZNTHimuYCwnJTp5g==",
},
useTLS: true, err: errMissingSSEKey,
},
{
headers: map[string]string{
SSECopyCustomerAlgorithm: "AES256",
SSECopyCustomerKey: "vFQ9ScFOF6Tu/BfzMS+rVMvlZGJHi5HmGJenJfrfKI45", // 8
SSECopyCustomerKeyMD5: "",
},
useTLS: true, err: errMissingSSEKeyMD5,
},
}
func TestParseSSECopyCustomerRequest(t *testing.T) {
defer func(flag bool) { globalIsSSL = flag }(globalIsSSL)
for i, test := range parseSSECopyCustomerRequestTests {
headers := http.Header{}
for k, v := range test.headers {
headers.Set(k, v)
}
request := &http.Request{}
request.Header = headers
globalIsSSL = test.useTLS
_, err := ParseSSECopyCustomerRequest(request)
if err != test.err {
t.Errorf("Test %d: Parse returned: %v want: %v", i, err, test.err)
}
key := request.Header.Get(SSECopyCustomerKey)
if (err == nil || err == errSSEKeyMD5Mismatch) && key != "" {
t.Errorf("Test %d: Client key survived parsing - found key: %v", i, key)
}
}
}
var encryptedSizeTests = []struct {
size, encsize int64
}{
{size: 0, encsize: 0}, // 0
{size: 1, encsize: 33}, // 1
{size: 1024, encsize: 1024 + 32}, // 2
{size: 2 * sseDAREPackageBlockSize, encsize: 2 * (sseDAREPackageBlockSize + 32)}, // 3
{size: 100*sseDAREPackageBlockSize + 1, encsize: 100*(sseDAREPackageBlockSize+32) + 33}, // 4
{size: sseDAREPackageBlockSize + 1, encsize: (sseDAREPackageBlockSize + 32) + 33}, // 5
{size: 5 * 1024 * 1024 * 1024, encsize: 81920 * (sseDAREPackageBlockSize + 32)}, // 6
}
func TestEncryptedSize(t *testing.T) {
for i, test := range encryptedSizeTests {
objInfo := ObjectInfo{Size: test.size}
if size := objInfo.EncryptedSize(); test.encsize != size {
t.Errorf("Test %d: got encrypted size: #%d want: #%d", i, size, test.encsize)
}
}
}
var decryptSSECustomerObjectInfoTests = []struct {
encsize, size int64
err error
}{
{encsize: 0, size: 0, err: nil}, // 0
{encsize: 33, size: 1, err: nil}, // 1
{encsize: 1024 + 32, size: 1024, err: nil}, // 2
{encsize: 2 * (sseDAREPackageBlockSize + 32), size: 2 * sseDAREPackageBlockSize, err: nil}, // 3
{encsize: 100*(sseDAREPackageBlockSize+32) + 33, size: 100*sseDAREPackageBlockSize + 1, err: nil}, // 4
{encsize: (sseDAREPackageBlockSize + 32) + 33, size: sseDAREPackageBlockSize + 1, err: nil}, // 5
{encsize: 81920 * (sseDAREPackageBlockSize + 32), size: 5 * 1024 * 1024 * 1024, err: nil}, // 6
{encsize: 0, size: 0, err: nil}, // 7
{encsize: sseDAREPackageBlockSize + 32 + 31, size: 0, err: errObjectTampered}, // 8
}
func TestDecryptedSize(t *testing.T) {
for i, test := range decryptSSECustomerObjectInfoTests {
objInfo := ObjectInfo{Size: test.encsize}
objInfo.UserDefined = map[string]string{
ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256,
}
size, err := objInfo.DecryptedSize()
if err != test.err || (size != test.size && err == nil) {
t.Errorf("Test %d: decryption returned: %v want: %v", i, err, test.err)
}
if err == nil && size != test.size {
t.Errorf("Test %d: got decrypted size: #%d want: #%d", i, size, test.size)
}
}
}
var encryptRequestTests = []struct {
header map[string]string
metadata map[string]string
}{
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
metadata: map[string]string{},
},
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
metadata: map[string]string{
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
},
},
}
func TestEncryptRequest(t *testing.T) {
defer func(flag bool) { globalIsSSL = flag }(globalIsSSL)
globalIsSSL = true
for i, test := range encryptRequestTests {
content := bytes.NewReader(make([]byte, 64))
req := &http.Request{Header: http.Header{}}
for k, v := range test.header {
req.Header.Set(k, v)
}
_, err := EncryptRequest(content, req, test.metadata)
if err != nil {
t.Fatalf("Test %d: Failed to encrypt request: %v", i, err)
}
if key, ok := test.metadata[SSECustomerKey]; ok {
t.Errorf("Test %d: Client provided key survived in metadata - key: %s", i, key)
}
if kdf, ok := test.metadata[ServerSideEncryptionSealAlgorithm]; !ok {
t.Errorf("Test %d: ServerSideEncryptionKDF must be part of metadata: %v", i, kdf)
}
if iv, ok := test.metadata[ServerSideEncryptionIV]; !ok {
t.Errorf("Test %d: ServerSideEncryptionIV must be part of metadata: %v", i, iv)
}
if mac, ok := test.metadata[ServerSideEncryptionSealedKey]; !ok {
t.Errorf("Test %d: ServerSideEncryptionKeyMAC must be part of metadata: %v", i, mac)
}
}
}
var decryptRequestTests = []struct {
header map[string]string
metadata map[string]string
shouldFail bool
}{
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "MzJieXRlc2xvbmdzZWNyZXRrZXltdXN0cHJvdmlkZWQ=",
SSECustomerKeyMD5: "7PpPLAK26ONlVUGOWlusfg==",
},
metadata: map[string]string{
ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256,
ServerSideEncryptionIV: "7nQqotA8xgrPx6QK7Ap3GCfjKitqJSrGP7xzgErSJlw=",
ServerSideEncryptionSealedKey: "EAAfAAAAAAD7v1hQq3PFRUHsItalxmrJqrOq6FwnbXNarxOOpb8jTWONPPKyM3Gfjkjyj6NCf+aB/VpHCLCTBA==",
},
shouldFail: false,
},
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
metadata: map[string]string{
ServerSideEncryptionSealAlgorithm: "HMAC-SHA3",
ServerSideEncryptionIV: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
ServerSideEncryptionSealedKey: "SY5E9AvI2tI7/nUrUAssIGE32Hcs4rR9z/CUuPqu5N4=",
},
shouldFail: true,
},
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
metadata: map[string]string{
ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256,
ServerSideEncryptionIV: "RrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
ServerSideEncryptionSealedKey: "SY5E9AvI2tI7/nUrUAssIGE32Hcs4rR9z/CUuPqu5N4=",
},
shouldFail: true,
},
{
header: map[string]string{
SSECustomerAlgorithm: "AES256",
SSECustomerKey: "XAm0dRrJsEsyPb1UuFNezv1bl9hxuYsgUVC/MUctE2k=",
SSECustomerKeyMD5: "bY4wkxQejw9mUJfo72k53A==",
},
metadata: map[string]string{
ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256,
ServerSideEncryptionIV: "XAm0dRrJsEsyPb1UuFNezv1bl9ehxuYsgUVC/MUctE2k=",
ServerSideEncryptionSealedKey: "SY5E9AvI2tI7/nUrUAssIGE32Hds4rR9z/CUuPqu5N4=",
},
shouldFail: true,
},
}
func TestDecryptRequest(t *testing.T) {
defer func(flag bool) { globalIsSSL = flag }(globalIsSSL)
globalIsSSL = true
for i, test := range decryptRequestTests {
client := bytes.NewBuffer(nil)
req := &http.Request{Header: http.Header{}}
for k, v := range test.header {
req.Header.Set(k, v)
}
_, err := DecryptRequest(client, req, test.metadata)
if err != nil && !test.shouldFail {
t.Fatalf("Test %d: Failed to encrypt request: %v", i, err)
}
if key, ok := test.metadata[SSECustomerKey]; ok {
t.Errorf("Test %d: Client provided key survived in metadata - key: %s", i, key)
}
if kdf, ok := test.metadata[ServerSideEncryptionSealAlgorithm]; ok && !test.shouldFail {
t.Errorf("Test %d: ServerSideEncryptionKDF should not be part of metadata: %v", i, kdf)
}
if iv, ok := test.metadata[ServerSideEncryptionIV]; ok && !test.shouldFail {
t.Errorf("Test %d: ServerSideEncryptionIV should not be part of metadata: %v", i, iv)
}
if mac, ok := test.metadata[ServerSideEncryptionSealedKey]; ok && !test.shouldFail {
t.Errorf("Test %d: ServerSideEncryptionKeyMAC should not be part of metadata: %v", i, mac)
}
}
}
var decryptObjectInfoTests = []struct {
info ObjectInfo
headers http.Header
expErr APIErrorCode
}{
{
info: ObjectInfo{Size: 100},
headers: http.Header{},
expErr: ErrNone,
},
{
info: ObjectInfo{Size: 100, UserDefined: map[string]string{ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256}},
headers: http.Header{SSECustomerAlgorithm: []string{SSECustomerAlgorithmAES256}},
expErr: ErrNone,
},
{
info: ObjectInfo{Size: 0, UserDefined: map[string]string{ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256}},
headers: http.Header{SSECustomerAlgorithm: []string{SSECustomerAlgorithmAES256}},
expErr: ErrNone,
},
{
info: ObjectInfo{Size: 100, UserDefined: map[string]string{ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256}},
headers: http.Header{},
expErr: ErrSSEEncryptedObject,
},
{
info: ObjectInfo{Size: 100, UserDefined: map[string]string{}},
headers: http.Header{SSECustomerAlgorithm: []string{SSECustomerAlgorithmAES256}},
expErr: ErrInvalidEncryptionParameters,
},
{
info: ObjectInfo{Size: 31, UserDefined: map[string]string{ServerSideEncryptionSealAlgorithm: SSESealAlgorithmDareSha256}},
headers: http.Header{SSECustomerAlgorithm: []string{SSECustomerAlgorithmAES256}},
expErr: ErrObjectTampered,
},
}
func TestDecryptObjectInfo(t *testing.T) {
for i, test := range decryptObjectInfoTests {
if err, encrypted := DecryptObjectInfo(&test.info, test.headers); err != test.expErr {
t.Errorf("Test %d: Decryption returned wrong error code: got %d , want %d", i, err, test.expErr)
} else if enc := test.info.IsEncrypted(); encrypted && enc != encrypted {
t.Errorf("Test %d: Decryption thinks object is encrypted but it is not", i)
} else if !encrypted && enc != encrypted {
t.Errorf("Test %d: Decryption thinks object is not encrypted but it is", i)
}
}
}