mirror of https://github.com/v2ray/v2ray-core
132 lines
2.9 KiB
Go
132 lines
2.9 KiB
Go
package crypto_test
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import (
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"crypto/aes"
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"crypto/cipher"
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"crypto/rand"
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"io"
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"testing"
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"v2ray.com/core/common/buf"
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. "v2ray.com/core/common/crypto"
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"v2ray.com/core/common/protocol"
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. "v2ray.com/ext/assert"
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)
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func TestAuthenticationReaderWriter(t *testing.T) {
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assert := With(t)
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key := make([]byte, 16)
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rand.Read(key)
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block, err := aes.NewCipher(key)
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assert(err, IsNil)
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aead, err := cipher.NewGCM(block)
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assert(err, IsNil)
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rawPayload := make([]byte, 8192*10)
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rand.Read(rawPayload)
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payload := buf.NewLocal(8192 * 10)
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payload.Append(rawPayload)
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cache := buf.NewLocal(160 * 1024)
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iv := make([]byte, 12)
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rand.Read(iv)
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writer := NewAuthenticationWriter(&AEADAuthenticator{
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AEAD: aead,
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NonceGenerator: &StaticBytesGenerator{
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Content: iv,
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},
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AdditionalDataGenerator: &NoOpBytesGenerator{},
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}, PlainChunkSizeParser{}, cache, protocol.TransferTypeStream)
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assert(writer.Write(buf.NewMultiBufferValue(payload)), IsNil)
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assert(cache.Len(), Equals, 83360)
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assert(writer.Write(buf.NewMultiBuffer()), IsNil)
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assert(err, IsNil)
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reader := NewAuthenticationReader(&AEADAuthenticator{
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AEAD: aead,
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NonceGenerator: &StaticBytesGenerator{
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Content: iv,
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},
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AdditionalDataGenerator: &NoOpBytesGenerator{},
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}, PlainChunkSizeParser{}, cache, protocol.TransferTypeStream)
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mb := buf.NewMultiBuffer()
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for mb.Len() < len(rawPayload) {
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mb2, err := reader.Read()
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assert(err, IsNil)
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mb.AppendMulti(mb2)
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}
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mbContent := make([]byte, 8192*10)
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mb.Read(mbContent)
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assert(mbContent, Equals, rawPayload)
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_, err = reader.Read()
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assert(err, Equals, io.EOF)
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}
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func TestAuthenticationReaderWriterPacket(t *testing.T) {
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assert := With(t)
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key := make([]byte, 16)
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rand.Read(key)
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block, err := aes.NewCipher(key)
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assert(err, IsNil)
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aead, err := cipher.NewGCM(block)
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assert(err, IsNil)
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cache := buf.NewLocal(1024)
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iv := make([]byte, 12)
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rand.Read(iv)
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writer := NewAuthenticationWriter(&AEADAuthenticator{
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AEAD: aead,
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NonceGenerator: &StaticBytesGenerator{
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Content: iv,
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},
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AdditionalDataGenerator: &NoOpBytesGenerator{},
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}, PlainChunkSizeParser{}, cache, protocol.TransferTypePacket)
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payload := buf.NewMultiBuffer()
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pb1 := buf.New()
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pb1.Append([]byte("abcd"))
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payload.Append(pb1)
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pb2 := buf.New()
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pb2.Append([]byte("efgh"))
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payload.Append(pb2)
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assert(writer.Write(payload), IsNil)
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assert(cache.Len(), GreaterThan, 0)
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assert(writer.Write(buf.NewMultiBuffer()), IsNil)
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assert(err, IsNil)
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reader := NewAuthenticationReader(&AEADAuthenticator{
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AEAD: aead,
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NonceGenerator: &StaticBytesGenerator{
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Content: iv,
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},
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AdditionalDataGenerator: &NoOpBytesGenerator{},
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}, PlainChunkSizeParser{}, cache, protocol.TransferTypePacket)
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mb, err := reader.Read()
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assert(err, IsNil)
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b1 := mb.SplitFirst()
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assert(b1.String(), Equals, "abcd")
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b2 := mb.SplitFirst()
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assert(b2.String(), Equals, "efgh")
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assert(mb.IsEmpty(), IsTrue)
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_, err = reader.Read()
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assert(err, Equals, io.EOF)
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}
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