mirror of https://github.com/poanetwork/quorum.git
125 lines
3.3 KiB
Go
125 lines
3.3 KiB
Go
package p2p
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import (
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"bytes"
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"crypto/rand"
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"io/ioutil"
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"strings"
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"testing"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/crypto/sha3"
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"github.com/ethereum/go-ethereum/rlp"
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)
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func TestRlpxFrameFake(t *testing.T) {
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buf := new(bytes.Buffer)
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hash := fakeHash([]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1})
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rw := newRlpxFrameRW(buf, secrets{
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AES: crypto.Sha3(),
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MAC: crypto.Sha3(),
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IngressMAC: hash,
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EgressMAC: hash,
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})
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golden := unhex(`
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00828ddae471818bb0bfa6b551d1cb42
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01010101010101010101010101010101
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ba628a4ba590cb43f7848f41c4382885
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01010101010101010101010101010101
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`)
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// Check WriteMsg. This puts a message into the buffer.
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if err := Send(rw, 8, []uint{1, 2, 3, 4}); err != nil {
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t.Fatalf("WriteMsg error: %v", err)
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}
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written := buf.Bytes()
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if !bytes.Equal(written, golden) {
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t.Fatalf("output mismatch:\n got: %x\n want: %x", written, golden)
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}
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// Check ReadMsg. It reads the message encoded by WriteMsg, which
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// is equivalent to the golden message above.
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msg, err := rw.ReadMsg()
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if err != nil {
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t.Fatalf("ReadMsg error: %v", err)
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}
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if msg.Size != 5 {
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t.Errorf("msg size mismatch: got %d, want %d", msg.Size, 5)
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}
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if msg.Code != 8 {
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t.Errorf("msg code mismatch: got %d, want %d", msg.Code, 8)
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}
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payload, _ := ioutil.ReadAll(msg.Payload)
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wantPayload := unhex("C401020304")
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if !bytes.Equal(payload, wantPayload) {
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t.Errorf("msg payload mismatch:\ngot %x\nwant %x", payload, wantPayload)
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}
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}
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type fakeHash []byte
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func (fakeHash) Write(p []byte) (int, error) { return len(p), nil }
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func (fakeHash) Reset() {}
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func (fakeHash) BlockSize() int { return 0 }
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func (h fakeHash) Size() int { return len(h) }
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func (h fakeHash) Sum(b []byte) []byte { return append(b, h...) }
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func TestRlpxFrameRW(t *testing.T) {
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var (
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aesSecret = make([]byte, 16)
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macSecret = make([]byte, 16)
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egressMACinit = make([]byte, 32)
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ingressMACinit = make([]byte, 32)
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)
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for _, s := range [][]byte{aesSecret, macSecret, egressMACinit, ingressMACinit} {
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rand.Read(s)
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}
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conn := new(bytes.Buffer)
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s1 := secrets{
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AES: aesSecret,
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MAC: macSecret,
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EgressMAC: sha3.NewKeccak256(),
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IngressMAC: sha3.NewKeccak256(),
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}
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s1.EgressMAC.Write(egressMACinit)
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s1.IngressMAC.Write(ingressMACinit)
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rw1 := newRlpxFrameRW(conn, s1)
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s2 := secrets{
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AES: aesSecret,
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MAC: macSecret,
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EgressMAC: sha3.NewKeccak256(),
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IngressMAC: sha3.NewKeccak256(),
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}
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s2.EgressMAC.Write(ingressMACinit)
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s2.IngressMAC.Write(egressMACinit)
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rw2 := newRlpxFrameRW(conn, s2)
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// send some messages
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for i := 0; i < 10; i++ {
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// write message into conn buffer
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wmsg := []interface{}{"foo", "bar", strings.Repeat("test", i)}
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err := Send(rw1, uint64(i), wmsg)
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if err != nil {
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t.Fatalf("WriteMsg error (i=%d): %v", i, err)
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}
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// read message that rw1 just wrote
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msg, err := rw2.ReadMsg()
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if err != nil {
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t.Fatalf("ReadMsg error (i=%d): %v", i, err)
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}
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if msg.Code != uint64(i) {
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t.Fatalf("msg code mismatch: got %d, want %d", msg.Code, i)
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}
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payload, _ := ioutil.ReadAll(msg.Payload)
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wantPayload, _ := rlp.EncodeToBytes(wmsg)
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if !bytes.Equal(payload, wantPayload) {
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t.Fatalf("msg payload mismatch:\ngot %x\nwant %x", payload, wantPayload)
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}
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}
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}
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