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// MinIO Cloud Storage, (C) 2015, 2016, 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 crypto
import (
"bytes"
"fmt"
"path"
"strings"
"testing"
)
var masterKeyKMSTests = []struct {
GenKeyID, UnsealKeyID string
GenContext, UnsealContext Context
ShouldFail bool
}{
{GenKeyID: "", UnsealKeyID: "", GenContext: Context{}, UnsealContext: nil, ShouldFail: false}, // 0
{GenKeyID: "ac47be7f", UnsealKeyID: "ac47be7f", GenContext: Context{}, UnsealContext: Context{}, ShouldFail: false}, // 1
{GenKeyID: "ac47be7f", UnsealKeyID: "ac47be7f", GenContext: Context{"bucket": "object"}, UnsealContext: Context{"bucket": "object"}, ShouldFail: false}, // 2
{GenKeyID: "", UnsealKeyID: "", GenContext: Context{"bucket": path.Join("bucket", "object")}, UnsealContext: Context{"bucket": path.Join("bucket", "object")}, ShouldFail: false}, // 3
{GenKeyID: "", UnsealKeyID: "", GenContext: Context{"a": "a", "0": "0", "b": "b"}, UnsealContext: Context{"b": "b", "a": "a", "0": "0"}, ShouldFail: false}, // 4
{GenKeyID: "ac47be7f", UnsealKeyID: "ac47be7e", GenContext: Context{}, UnsealContext: Context{}, ShouldFail: true}, // 5
{GenKeyID: "ac47be7f", UnsealKeyID: "ac47be7f", GenContext: Context{"bucket": "object"}, UnsealContext: Context{"Bucket": "object"}, ShouldFail: true}, // 6
{GenKeyID: "", UnsealKeyID: "", GenContext: Context{"bucket": path.Join("bucket", "Object")}, UnsealContext: Context{"bucket": path.Join("bucket", "object")}, ShouldFail: true}, // 7
{GenKeyID: "", UnsealKeyID: "", GenContext: Context{"a": "a", "0": "1", "b": "b"}, UnsealContext: Context{"b": "b", "a": "a", "0": "0"}, ShouldFail: true}, // 8
}
func TestMasterKeyKMS(t *testing.T) {
for i, test := range masterKeyKMSTests {
kms := NewMasterKey(test.GenKeyID, [32]byte{})
key, sealedKey, err := kms.GenerateKey(test.GenKeyID, test.GenContext)
if err != nil {
t.Errorf("Test %d: KMS failed to generate key: %v", i, err)
}
unsealedKey, err := kms.UnsealKey(test.UnsealKeyID, sealedKey, test.UnsealContext)
if err != nil && !test.ShouldFail {
t.Errorf("Test %d: KMS failed to unseal the generated key: %v", i, err)
}
if err == nil && test.ShouldFail {
t.Errorf("Test %d: KMS unsealed the generated key successfully but should have failed", i)
}
if !test.ShouldFail && !bytes.Equal(key[:], unsealedKey[:]) {
t.Errorf("Test %d: The generated and unsealed key differ", i)
}
}
}
var contextWriteToTests = []struct {
Context Context
ExpectedJSON string
}{
{Context: Context{}, ExpectedJSON: "{}"}, // 0
{Context: Context{"a": "b"}, ExpectedJSON: `{"a":"b"}`}, // 1
{Context: Context{"a": "b", "c": "d"}, ExpectedJSON: `{"a":"b","c":"d"}`}, // 2
{Context: Context{"c": "d", "a": "b"}, ExpectedJSON: `{"a":"b","c":"d"}`}, // 3
{Context: Context{"0": "1", "-": "2", ".": "#"}, ExpectedJSON: `{"-":"2",".":"#","0":"1"}`}, // 4
}
func TestContextWriteTo(t *testing.T) {
for i, test := range contextWriteToTests {
var jsonContext strings.Builder
if _, err := test.Context.WriteTo(&jsonContext); err != nil {
t.Errorf("Test %d: Failed to encode context: %v", i, err)
continue
}
if s := jsonContext.String(); s != test.ExpectedJSON {
t.Errorf("Test %d: JSON representation differ - got: '%s' want: '%s'", i, s, test.ExpectedJSON)
}
}
}
func TestContextAppendTo(t *testing.T) {
for i, test := range contextWriteToTests {
dst := make([]byte, 0, 1024)
dst = test.Context.AppendTo(dst)
if s := string(dst); s != test.ExpectedJSON {
t.Errorf("Test %d: JSON representation differ - got: '%s' want: '%s'", i, s, test.ExpectedJSON)
}
// Append one more
dst = test.Context.AppendTo(dst)
if s := string(dst); s != test.ExpectedJSON+test.ExpectedJSON {
t.Errorf("Test %d: JSON representation differ - got: '%s' want: '%s'", i, s, test.ExpectedJSON+test.ExpectedJSON)
}
}
}
func BenchmarkContext_AppendTo(b *testing.B) {
tests := []Context{{}, {"bucket": "warp-benchmark-bucket"}, {"0": "1", "-": "2", ".": "#"}, {"34trg": "dfioutr89", "ikjfdghkjf": "jkedfhgfjkhg", "sdfhsdjkh": "if88889", "asddsirfh804": "kjfdshgdfuhgfg78-45604586#$%"}}
for _, test := range tests {
b.Run(fmt.Sprintf("%d-elems", len(test)), func(b *testing.B) {
dst := make([]byte, 0, 1024)
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
dst = test.AppendTo(dst[:0])
}
})
}
}