frostfs-s3-gw/legacy/object-api-utils_test.go

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/*
* MinIO Cloud Storage, (C) 2016-2019 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.
*/
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package legacy
import (
"bytes"
"io"
"net/http"
"reflect"
"strconv"
"testing"
"github.com/klauspost/compress/s2"
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"github.com/minio/minio/legacy/config/compress"
"github.com/minio/minio/legacy/crypto"
)
// Tests validate bucket name.
func TestIsValidBucketName(t *testing.T) {
testCases := []struct {
bucketName string
shouldPass bool
}{
// cases which should pass the test.
// passing in valid bucket names.
{"lol", true},
{"1-this-is-valid", true},
{"1-this-too-is-valid-1", true},
{"this.works.too.1", true},
{"1234567", true},
{"123", true},
{"s3-eu-west-1.amazonaws.com", true},
{"ideas-are-more-powerful-than-guns", true},
{"testbucket", true},
{"1bucket", true},
{"bucket1", true},
{"a.b", true},
{"ab.a.bc", true},
// cases for which test should fail.
// passing invalid bucket names.
{"------", false},
{"my..bucket", false},
{"192.168.1.1", false},
{"$this-is-not-valid-too", false},
{"contains-$-dollar", false},
{"contains-^-carret", false},
{"contains-$-dollar", false},
{"contains-$-dollar", false},
{"......", false},
{"", false},
{"a", false},
{"ab", false},
{".starts-with-a-dot", false},
{"ends-with-a-dot.", false},
{"ends-with-a-dash-", false},
{"-starts-with-a-dash", false},
{"THIS-BEGINS-WITH-UPPERCASe", false},
{"tHIS-ENDS-WITH-UPPERCASE", false},
{"ThisBeginsAndEndsWithUpperCasE", false},
{"una ñina", false},
{"dash-.may-not-appear-next-to-dot", false},
{"dash.-may-not-appear-next-to-dot", false},
{"dash-.-may-not-appear-next-to-dot", false},
{"lalalallalallalalalallalallalala-thestring-size-is-greater-than-63", false},
}
for i, testCase := range testCases {
isValidBucketName := IsValidBucketName(testCase.bucketName)
if testCase.shouldPass && !isValidBucketName {
t.Errorf("Test case %d: Expected \"%s\" to be a valid bucket name", i+1, testCase.bucketName)
}
if !testCase.shouldPass && isValidBucketName {
t.Errorf("Test case %d: Expected bucket name \"%s\" to be invalid", i+1, testCase.bucketName)
}
}
}
// Tests for validate object name.
func TestIsValidObjectName(t *testing.T) {
testCases := []struct {
objectName string
shouldPass bool
}{
// cases which should pass the test.
// passing in valid object name.
{"object", true},
{"The Shining Script <v1>.pdf", true},
{"Cost Benefit Analysis (2009-2010).pptx", true},
{"117Gn8rfHL2ACARPAhaFd0AGzic9pUbIA/5OCn5A", true},
{"SHØRT", true},
{"f*le", true},
{"contains-^-carret", true},
{"contains-|-pipe", true},
{"contains-`-tick", true},
{"..test", true},
{".. test", true},
{". test", true},
{".test", true},
{"There are far too many object names, and far too few bucket names!", true},
{"!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~/!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~)", true},
{"!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~", true},
{"␀␁␂␃␄␅␆␇␈␉␊␋␌␍␎␏␐␑␒␓␔␕␖␗␘␙␚␛␜␝␞␟␡", true},
{"trailing VT␋/trailing VT␋", true},
{"␋leading VT/␋leading VT", true},
{"~leading tilde", true},
{"\rleading CR", true},
{"\nleading LF", true},
{"\tleading HT", true},
{"trailing CR\r", true},
{"trailing LF\n", true},
{"trailing HT\t", true},
// cases for which test should fail.
// passing invalid object names.
{"", false},
{"a/b/c/", false},
{"../../etc", false},
{"../../", false},
{"/../../etc", false},
{" ../etc", false},
{"./././", false},
{"./etc", false},
{`contains//double/forwardslash`, false},
{`//contains/double-forwardslash-prefix`, false},
{string([]byte{0xff, 0xfe, 0xfd}), false},
}
for i, testCase := range testCases {
isValidObjectName := IsValidObjectName(testCase.objectName)
if testCase.shouldPass && !isValidObjectName {
t.Errorf("Test case %d: Expected \"%s\" to be a valid object name", i+1, testCase.objectName)
}
if !testCase.shouldPass && isValidObjectName {
t.Errorf("Test case %d: Expected object name \"%s\" to be invalid", i+1, testCase.objectName)
}
}
}
// Tests getCompleteMultipartMD5
func TestGetCompleteMultipartMD5(t *testing.T) {
testCases := []struct {
parts []CompletePart
expectedResult string
expectedErr string
}{
// Wrong MD5 hash string, returns md5um of hash
{[]CompletePart{{ETag: "wrong-md5-hash-string"}}, "0deb8cb07527b4b2669c861cb9653607-1", ""},
// Single CompletePart with valid MD5 hash string.
{[]CompletePart{{ETag: "cf1f738a5924e645913c984e0fe3d708"}}, "10dc1617fbcf0bd0858048cb96e6bd77-1", ""},
// Multiple CompletePart with valid MD5 hash string.
{[]CompletePart{{ETag: "cf1f738a5924e645913c984e0fe3d708"}, {ETag: "9ccbc9a80eee7fb6fdd22441db2aedbd"}}, "0239a86b5266bb624f0ac60ba2aed6c8-2", ""},
}
for i, test := range testCases {
result := getCompleteMultipartMD5(test.parts)
if result != test.expectedResult {
t.Fatalf("test %d failed: expected: result=%v, got=%v", i+1, test.expectedResult, result)
}
}
}
// TestIsMinioBucketName - Tests isMinioBucketName helper function.
func TestIsMinioMetaBucketName(t *testing.T) {
testCases := []struct {
bucket string
result bool
}{
// MinIO meta bucket.
{
bucket: minioMetaBucket,
result: true,
},
// MinIO meta bucket.
{
bucket: minioMetaMultipartBucket,
result: true,
},
// MinIO meta bucket.
{
bucket: minioMetaTmpBucket,
result: true,
},
// Normal bucket
{
bucket: "mybucket",
result: false,
},
}
for i, test := range testCases {
actual := isMinioMetaBucketName(test.bucket)
if actual != test.result {
t.Errorf("Test %d - expected %v but received %v",
i+1, test.result, actual)
}
}
}
// Tests RemoveStandardStorageClass method. Expectation is metadata map
// should be cleared of x-amz-storage-class, if it is set to STANDARD
func TestRemoveStandardStorageClass(t *testing.T) {
tests := []struct {
name string
metadata map[string]string
want map[string]string
}{
{
name: "1",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "STANDARD"},
want: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86"},
},
{
name: "2",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "REDUCED_REDUNDANCY"},
want: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "REDUCED_REDUNDANCY"},
},
{
name: "3",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86"},
want: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86"},
},
}
for _, tt := range tests {
if got := removeStandardStorageClass(tt.metadata); !reflect.DeepEqual(got, tt.want) {
t.Errorf("Test %s failed, expected %v, got %v", tt.name, tt.want, got)
}
}
}
// Tests CleanMetadata method. Expectation is metadata map
// should be cleared of etag, md5Sum and x-amz-storage-class, if it is set to STANDARD
func TestCleanMetadata(t *testing.T) {
tests := []struct {
name string
metadata map[string]string
want map[string]string
}{
{
name: "1",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "STANDARD"},
want: map[string]string{"content-type": "application/octet-stream"},
},
{
name: "2",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "REDUCED_REDUNDANCY"},
want: map[string]string{"content-type": "application/octet-stream", "x-amz-storage-class": "REDUCED_REDUNDANCY"},
},
{
name: "3",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "md5Sum": "abcde"},
want: map[string]string{"content-type": "application/octet-stream"},
},
}
for _, tt := range tests {
if got := cleanMetadata(tt.metadata); !reflect.DeepEqual(got, tt.want) {
t.Errorf("Test %s failed, expected %v, got %v", tt.name, tt.want, got)
}
}
}
// Tests CleanMetadataKeys method. Expectation is metadata map
// should be cleared of keys passed to CleanMetadataKeys method
func TestCleanMetadataKeys(t *testing.T) {
tests := []struct {
name string
metadata map[string]string
keys []string
want map[string]string
}{
{
name: "1",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "STANDARD", "md5": "abcde"},
keys: []string{"etag", "md5"},
want: map[string]string{"content-type": "application/octet-stream", "x-amz-storage-class": "STANDARD"},
},
{
name: "2",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "REDUCED_REDUNDANCY", "md5sum": "abcde"},
keys: []string{"etag", "md5sum"},
want: map[string]string{"content-type": "application/octet-stream", "x-amz-storage-class": "REDUCED_REDUNDANCY"},
},
{
name: "3",
metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "xyz": "abcde"},
keys: []string{"etag", "xyz"},
want: map[string]string{"content-type": "application/octet-stream"},
},
}
for _, tt := range tests {
if got := cleanMetadataKeys(tt.metadata, tt.keys...); !reflect.DeepEqual(got, tt.want) {
t.Errorf("Test %s failed, expected %v, got %v", tt.name, tt.want, got)
}
}
}
// Tests isCompressed method
func TestIsCompressed(t *testing.T) {
testCases := []struct {
objInfo ObjectInfo
result bool
err bool
}{
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": compressionAlgorithmV1,
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
},
result: true,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": compressionAlgorithmV2,
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
},
result: true,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": "unknown/compression/type",
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
},
result: true,
err: true,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": compressionAlgorithmV2,
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2",
crypto.SSEIV: "yes",
},
},
result: true,
err: true,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-XYZ": "klauspost/compress/s2",
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
},
result: false,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
},
result: false,
},
}
for i, test := range testCases {
t.Run(strconv.Itoa(i), func(t *testing.T) {
got := test.objInfo.IsCompressed()
if got != test.result {
t.Errorf("IsCompressed: Expected %v but received %v",
test.result, got)
}
got, gErr := test.objInfo.IsCompressedOK()
if got != test.result {
t.Errorf("IsCompressedOK: Expected %v but received %v",
test.result, got)
}
if gErr != nil != test.err {
t.Errorf("IsCompressedOK: want error: %t, got error: %v", test.err, gErr)
}
})
}
}
// Tests excludeForCompression.
func TestExcludeForCompression(t *testing.T) {
testCases := []struct {
object string
header http.Header
result bool
}{
{
object: "object.txt",
header: http.Header{
"Content-Type": []string{"application/zip"},
},
result: true,
},
{
object: "object.zip",
header: http.Header{
"Content-Type": []string{"application/XYZ"},
},
result: true,
},
{
object: "object.json",
header: http.Header{
"Content-Type": []string{"application/json"},
},
result: false,
},
{
object: "object.txt",
header: http.Header{
"Content-Type": []string{"text/plain"},
},
result: false,
},
{
object: "object",
header: http.Header{
"Content-Type": []string{"text/something"},
},
result: false,
},
}
for i, test := range testCases {
got := excludeForCompression(test.header, test.object, compress.Config{
Enabled: true,
})
if got != test.result {
t.Errorf("Test %d - expected %v but received %v",
i+1, test.result, got)
}
}
}
// Test getPartFile function.
func TestGetPartFile(t *testing.T) {
testCases := []struct {
entries []string
partNumber int
etag string
result string
}{
{
entries: []string{"00001.8a034f82cb9cb31140d87d3ce2a9ede3.67108864", "fs.json", "00002.d73d8ab724016dfb051e2d3584495c54.32891137"},
partNumber: 1,
etag: "8a034f82cb9cb31140d87d3ce2a9ede3",
result: "00001.8a034f82cb9cb31140d87d3ce2a9ede3.67108864",
},
{
entries: []string{"00001.8a034f82cb9cb31140d87d3ce2a9ede3.67108864", "fs.json", "00002.d73d8ab724016dfb051e2d3584495c54.32891137"},
partNumber: 2,
etag: "d73d8ab724016dfb051e2d3584495c54",
result: "00002.d73d8ab724016dfb051e2d3584495c54.32891137",
},
{
entries: []string{"00001.8a034f82cb9cb31140d87d3ce2a9ede3.67108864", "fs.json", "00002.d73d8ab724016dfb051e2d3584495c54.32891137"},
partNumber: 1,
etag: "d73d8ab724016dfb051e2d3584495c54",
result: "",
},
}
for i, test := range testCases {
got := getPartFile(test.entries, test.partNumber, test.etag)
if got != test.result {
t.Errorf("Test %d - expected %s but received %s",
i+1, test.result, got)
}
}
}
func TestGetActualSize(t *testing.T) {
testCases := []struct {
objInfo ObjectInfo
result int64
}{
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": "klauspost/compress/s2",
"X-Minio-Internal-actual-size": "100000001",
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
Parts: []ObjectPartInfo{
{
Size: 39235668,
ActualSize: 67108864,
},
{
Size: 19177372,
ActualSize: 32891137,
},
},
},
result: 100000001,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": "klauspost/compress/s2",
"X-Minio-Internal-actual-size": "841",
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
Parts: []ObjectPartInfo{},
},
result: 841,
},
{
objInfo: ObjectInfo{
UserDefined: map[string]string{"X-Minio-Internal-compression": "klauspost/compress/s2",
"content-type": "application/octet-stream",
"etag": "b3ff3ef3789147152fbfbc50efba4bfd-2"},
Parts: []ObjectPartInfo{},
},
result: -1,
},
}
for i, test := range testCases {
got, _ := test.objInfo.GetActualSize()
if got != test.result {
t.Errorf("Test %d - expected %d but received %d",
i+1, test.result, got)
}
}
}
func TestGetCompressedOffsets(t *testing.T) {
testCases := []struct {
objInfo ObjectInfo
offset int64
startOffset int64
snappyStartOffset int64
}{
{
objInfo: ObjectInfo{
Parts: []ObjectPartInfo{
{
Size: 39235668,
ActualSize: 67108864,
},
{
Size: 19177372,
ActualSize: 32891137,
},
},
},
offset: 79109865,
startOffset: 39235668,
snappyStartOffset: 12001001,
},
{
objInfo: ObjectInfo{
Parts: []ObjectPartInfo{
{
Size: 39235668,
ActualSize: 67108864,
},
{
Size: 19177372,
ActualSize: 32891137,
},
},
},
offset: 19109865,
startOffset: 0,
snappyStartOffset: 19109865,
},
{
objInfo: ObjectInfo{
Parts: []ObjectPartInfo{
{
Size: 39235668,
ActualSize: 67108864,
},
{
Size: 19177372,
ActualSize: 32891137,
},
},
},
offset: 0,
startOffset: 0,
snappyStartOffset: 0,
},
}
for i, test := range testCases {
startOffset, snappyStartOffset := getCompressedOffsets(test.objInfo, test.offset)
if startOffset != test.startOffset {
t.Errorf("Test %d - expected startOffset %d but received %d",
i+1, test.startOffset, startOffset)
}
if snappyStartOffset != test.snappyStartOffset {
t.Errorf("Test %d - expected snappyOffset %d but received %d",
i+1, test.snappyStartOffset, snappyStartOffset)
}
}
}
func TestS2CompressReader(t *testing.T) {
tests := []struct {
name string
data []byte
}{
{name: "empty", data: nil},
{name: "small", data: []byte("hello, world")},
{name: "large", data: bytes.Repeat([]byte("hello, world"), 1000)},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
buf := make([]byte, 100) // make small buffer to ensure multiple reads are required for large case
r := newS2CompressReader(bytes.NewReader(tt.data))
defer r.Close()
var rdrBuf bytes.Buffer
_, err := io.CopyBuffer(&rdrBuf, r, buf)
if err != nil {
t.Fatal(err)
}
var stdBuf bytes.Buffer
w := s2.NewWriter(&stdBuf)
_, err = io.CopyBuffer(w, bytes.NewReader(tt.data), buf)
if err != nil {
t.Fatal(err)
}
err = w.Close()
if err != nil {
t.Fatal(err)
}
var (
got = rdrBuf.Bytes()
want = stdBuf.Bytes()
)
if !bytes.Equal(got, want) {
t.Errorf("encoded data does not match\n\t%q\n\t%q", got, want)
}
var decBuf bytes.Buffer
decRdr := s2.NewReader(&rdrBuf)
_, err = io.Copy(&decBuf, decRdr)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(tt.data, decBuf.Bytes()) {
t.Errorf("roundtrip failed\n\t%q\n\t%q", tt.data, decBuf.Bytes())
}
})
}
}