mirror of https://github.com/poanetwork/quorum.git
601 lines
20 KiB
Go
601 lines
20 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package p2p
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import (
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"bytes"
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"crypto/ecdsa"
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"crypto/rand"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"net"
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"reflect"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/davecgh/go-spew/spew"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/crypto/ecies"
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"github.com/ethereum/go-ethereum/p2p/simulations/pipes"
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"github.com/ethereum/go-ethereum/rlp"
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"golang.org/x/crypto/sha3"
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)
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func TestSharedSecret(t *testing.T) {
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prv0, _ := crypto.GenerateKey() // = ecdsa.GenerateKey(crypto.S256(), rand.Reader)
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pub0 := &prv0.PublicKey
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prv1, _ := crypto.GenerateKey()
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pub1 := &prv1.PublicKey
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ss0, err := ecies.ImportECDSA(prv0).GenerateShared(ecies.ImportECDSAPublic(pub1), sskLen, sskLen)
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if err != nil {
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return
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}
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ss1, err := ecies.ImportECDSA(prv1).GenerateShared(ecies.ImportECDSAPublic(pub0), sskLen, sskLen)
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if err != nil {
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return
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}
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t.Logf("Secret:\n%v %x\n%v %x", len(ss0), ss0, len(ss0), ss1)
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if !bytes.Equal(ss0, ss1) {
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t.Errorf("dont match :(")
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}
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}
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func TestEncHandshake(t *testing.T) {
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for i := 0; i < 10; i++ {
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start := time.Now()
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if err := testEncHandshake(nil); err != nil {
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t.Fatalf("i=%d %v", i, err)
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}
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t.Logf("(without token) %d %v\n", i+1, time.Since(start))
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}
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for i := 0; i < 10; i++ {
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tok := make([]byte, shaLen)
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rand.Reader.Read(tok)
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start := time.Now()
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if err := testEncHandshake(tok); err != nil {
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t.Fatalf("i=%d %v", i, err)
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}
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t.Logf("(with token) %d %v\n", i+1, time.Since(start))
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}
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}
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func testEncHandshake(token []byte) error {
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type result struct {
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side string
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pubkey *ecdsa.PublicKey
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err error
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}
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var (
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prv0, _ = crypto.GenerateKey()
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prv1, _ = crypto.GenerateKey()
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fd0, fd1 = net.Pipe()
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c0, c1 = newRLPX(fd0).(*rlpx), newRLPX(fd1).(*rlpx)
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output = make(chan result)
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)
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go func() {
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r := result{side: "initiator"}
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defer func() { output <- r }()
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defer fd0.Close()
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r.pubkey, r.err = c0.doEncHandshake(prv0, &prv1.PublicKey)
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if r.err != nil {
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return
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}
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if !reflect.DeepEqual(r.pubkey, &prv1.PublicKey) {
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r.err = fmt.Errorf("remote pubkey mismatch: got %v, want: %v", r.pubkey, &prv1.PublicKey)
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}
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}()
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go func() {
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r := result{side: "receiver"}
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defer func() { output <- r }()
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defer fd1.Close()
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r.pubkey, r.err = c1.doEncHandshake(prv1, nil)
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if r.err != nil {
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return
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}
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if !reflect.DeepEqual(r.pubkey, &prv0.PublicKey) {
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r.err = fmt.Errorf("remote ID mismatch: got %v, want: %v", r.pubkey, &prv0.PublicKey)
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}
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}()
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// wait for results from both sides
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r1, r2 := <-output, <-output
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if r1.err != nil {
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return fmt.Errorf("%s side error: %v", r1.side, r1.err)
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}
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if r2.err != nil {
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return fmt.Errorf("%s side error: %v", r2.side, r2.err)
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}
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// compare derived secrets
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if !reflect.DeepEqual(c0.rw.egressMAC, c1.rw.ingressMAC) {
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return fmt.Errorf("egress mac mismatch:\n c0.rw: %#v\n c1.rw: %#v", c0.rw.egressMAC, c1.rw.ingressMAC)
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}
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if !reflect.DeepEqual(c0.rw.ingressMAC, c1.rw.egressMAC) {
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return fmt.Errorf("ingress mac mismatch:\n c0.rw: %#v\n c1.rw: %#v", c0.rw.ingressMAC, c1.rw.egressMAC)
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}
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if !reflect.DeepEqual(c0.rw.enc, c1.rw.enc) {
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return fmt.Errorf("enc cipher mismatch:\n c0.rw: %#v\n c1.rw: %#v", c0.rw.enc, c1.rw.enc)
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}
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if !reflect.DeepEqual(c0.rw.dec, c1.rw.dec) {
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return fmt.Errorf("dec cipher mismatch:\n c0.rw: %#v\n c1.rw: %#v", c0.rw.dec, c1.rw.dec)
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}
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return nil
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}
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func TestProtocolHandshake(t *testing.T) {
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var (
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prv0, _ = crypto.GenerateKey()
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pub0 = crypto.FromECDSAPub(&prv0.PublicKey)[1:]
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hs0 = &protoHandshake{Version: 3, ID: pub0, Caps: []Cap{{"a", 0}, {"b", 2}}}
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prv1, _ = crypto.GenerateKey()
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pub1 = crypto.FromECDSAPub(&prv1.PublicKey)[1:]
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hs1 = &protoHandshake{Version: 3, ID: pub1, Caps: []Cap{{"c", 1}, {"d", 3}}}
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wg sync.WaitGroup
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)
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fd0, fd1, err := pipes.TCPPipe()
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if err != nil {
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t.Fatal(err)
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}
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wg.Add(2)
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go func() {
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defer wg.Done()
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defer fd0.Close()
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rlpx := newRLPX(fd0)
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rpubkey, err := rlpx.doEncHandshake(prv0, &prv1.PublicKey)
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if err != nil {
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t.Errorf("dial side enc handshake failed: %v", err)
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return
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}
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if !reflect.DeepEqual(rpubkey, &prv1.PublicKey) {
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t.Errorf("dial side remote pubkey mismatch: got %v, want %v", rpubkey, &prv1.PublicKey)
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return
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}
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phs, err := rlpx.doProtoHandshake(hs0)
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if err != nil {
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t.Errorf("dial side proto handshake error: %v", err)
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return
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}
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phs.Rest = nil
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if !reflect.DeepEqual(phs, hs1) {
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t.Errorf("dial side proto handshake mismatch:\ngot: %s\nwant: %s\n", spew.Sdump(phs), spew.Sdump(hs1))
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return
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}
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rlpx.close(DiscQuitting)
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}()
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go func() {
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defer wg.Done()
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defer fd1.Close()
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rlpx := newRLPX(fd1)
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rpubkey, err := rlpx.doEncHandshake(prv1, nil)
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if err != nil {
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t.Errorf("listen side enc handshake failed: %v", err)
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return
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}
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if !reflect.DeepEqual(rpubkey, &prv0.PublicKey) {
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t.Errorf("listen side remote pubkey mismatch: got %v, want %v", rpubkey, &prv0.PublicKey)
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return
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}
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phs, err := rlpx.doProtoHandshake(hs1)
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if err != nil {
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t.Errorf("listen side proto handshake error: %v", err)
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return
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}
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phs.Rest = nil
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if !reflect.DeepEqual(phs, hs0) {
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t.Errorf("listen side proto handshake mismatch:\ngot: %s\nwant: %s\n", spew.Sdump(phs), spew.Sdump(hs0))
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return
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}
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if err := ExpectMsg(rlpx, discMsg, []DiscReason{DiscQuitting}); err != nil {
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t.Errorf("error receiving disconnect: %v", err)
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}
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}()
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wg.Wait()
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}
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func TestProtocolHandshakeErrors(t *testing.T) {
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tests := []struct {
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code uint64
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msg interface{}
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err error
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}{
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{
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code: discMsg,
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msg: []DiscReason{DiscQuitting},
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err: DiscQuitting,
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},
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{
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code: 0x989898,
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msg: []byte{1},
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err: errors.New("expected handshake, got 989898"),
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},
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{
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code: handshakeMsg,
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msg: make([]byte, baseProtocolMaxMsgSize+2),
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err: errors.New("message too big"),
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},
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{
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code: handshakeMsg,
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msg: []byte{1, 2, 3},
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err: newPeerError(errInvalidMsg, "(code 0) (size 4) rlp: expected input list for p2p.protoHandshake"),
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},
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{
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code: handshakeMsg,
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msg: &protoHandshake{Version: 3},
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err: DiscInvalidIdentity,
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},
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}
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for i, test := range tests {
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p1, p2 := MsgPipe()
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go Send(p1, test.code, test.msg)
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_, err := readProtocolHandshake(p2)
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if !reflect.DeepEqual(err, test.err) {
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t.Errorf("test %d: error mismatch: got %q, want %q", i, err, test.err)
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}
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}
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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.Keccak256(),
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MAC: crypto.Keccak256(),
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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.NewLegacyKeccak256(),
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IngressMAC: sha3.NewLegacyKeccak256(),
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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.NewLegacyKeccak256(),
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IngressMAC: sha3.NewLegacyKeccak256(),
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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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type handshakeAuthTest struct {
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input string
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isPlain bool
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wantVersion uint
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wantRest []rlp.RawValue
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}
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var eip8HandshakeAuthTests = []handshakeAuthTest{
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// (Auth₁) RLPx v4 plain encoding
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{
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input: `
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048ca79ad18e4b0659fab4853fe5bc58eb83992980f4c9cc147d2aa31532efd29a3d3dc6a3d89eaf
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913150cfc777ce0ce4af2758bf4810235f6e6ceccfee1acc6b22c005e9e3a49d6448610a58e98744
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ba3ac0399e82692d67c1f58849050b3024e21a52c9d3b01d871ff5f210817912773e610443a9ef14
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2e91cdba0bd77b5fdf0769b05671fc35f83d83e4d3b0b000c6b2a1b1bba89e0fc51bf4e460df3105
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c444f14be226458940d6061c296350937ffd5e3acaceeaaefd3c6f74be8e23e0f45163cc7ebd7622
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0f0128410fd05250273156d548a414444ae2f7dea4dfca2d43c057adb701a715bf59f6fb66b2d1d2
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0f2c703f851cbf5ac47396d9ca65b6260bd141ac4d53e2de585a73d1750780db4c9ee4cd4d225173
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a4592ee77e2bd94d0be3691f3b406f9bba9b591fc63facc016bfa8
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`,
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isPlain: true,
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wantVersion: 4,
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},
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// (Auth₂) EIP-8 encoding
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{
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input: `
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01b304ab7578555167be8154d5cc456f567d5ba302662433674222360f08d5f1534499d3678b513b
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0fca474f3a514b18e75683032eb63fccb16c156dc6eb2c0b1593f0d84ac74f6e475f1b8d56116b84
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9634a8c458705bf83a626ea0384d4d7341aae591fae42ce6bd5c850bfe0b999a694a49bbbaf3ef6c
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da61110601d3b4c02ab6c30437257a6e0117792631a4b47c1d52fc0f8f89caadeb7d02770bf999cc
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147d2df3b62e1ffb2c9d8c125a3984865356266bca11ce7d3a688663a51d82defaa8aad69da39ab6
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d5470e81ec5f2a7a47fb865ff7cca21516f9299a07b1bc63ba56c7a1a892112841ca44b6e0034dee
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70c9adabc15d76a54f443593fafdc3b27af8059703f88928e199cb122362a4b35f62386da7caad09
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c001edaeb5f8a06d2b26fb6cb93c52a9fca51853b68193916982358fe1e5369e249875bb8d0d0ec3
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6f917bc5e1eafd5896d46bd61ff23f1a863a8a8dcd54c7b109b771c8e61ec9c8908c733c0263440e
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2aa067241aaa433f0bb053c7b31a838504b148f570c0ad62837129e547678c5190341e4f1693956c
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3bf7678318e2d5b5340c9e488eefea198576344afbdf66db5f51204a6961a63ce072c8926c
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`,
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wantVersion: 4,
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wantRest: []rlp.RawValue{},
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},
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// (Auth₃) RLPx v4 EIP-8 encoding with version 56, additional list elements
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{
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input: `
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01b8044c6c312173685d1edd268aa95e1d495474c6959bcdd10067ba4c9013df9e40ff45f5bfd6f7
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2471f93a91b493f8e00abc4b80f682973de715d77ba3a005a242eb859f9a211d93a347fa64b597bf
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280a6b88e26299cf263b01b8dfdb712278464fd1c25840b995e84d367d743f66c0e54a586725b7bb
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f12acca27170ae3283c1073adda4b6d79f27656993aefccf16e0d0409fe07db2dc398a1b7e8ee93b
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cd181485fd332f381d6a050fba4c7641a5112ac1b0b61168d20f01b479e19adf7fdbfa0905f63352
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|
bfc7e23cf3357657455119d879c78d3cf8c8c06375f3f7d4861aa02a122467e069acaf513025ff19
|
|
6641f6d2810ce493f51bee9c966b15c5043505350392b57645385a18c78f14669cc4d960446c1757
|
|
1b7c5d725021babbcd786957f3d17089c084907bda22c2b2675b4378b114c601d858802a55345a15
|
|
116bc61da4193996187ed70d16730e9ae6b3bb8787ebcaea1871d850997ddc08b4f4ea668fbf3740
|
|
7ac044b55be0908ecb94d4ed172ece66fd31bfdadf2b97a8bc690163ee11f5b575a4b44e36e2bfb2
|
|
f0fce91676fd64c7773bac6a003f481fddd0bae0a1f31aa27504e2a533af4cef3b623f4791b2cca6
|
|
d490
|
|
`,
|
|
wantVersion: 56,
|
|
wantRest: []rlp.RawValue{{0x01}, {0x02}, {0xC2, 0x04, 0x05}},
|
|
},
|
|
}
|
|
|
|
type handshakeAckTest struct {
|
|
input string
|
|
wantVersion uint
|
|
wantRest []rlp.RawValue
|
|
}
|
|
|
|
var eip8HandshakeRespTests = []handshakeAckTest{
|
|
// (Ack₁) RLPx v4 plain encoding
|
|
{
|
|
input: `
|
|
049f8abcfa9c0dc65b982e98af921bc0ba6e4243169348a236abe9df5f93aa69d99cadddaa387662
|
|
b0ff2c08e9006d5a11a278b1b3331e5aaabf0a32f01281b6f4ede0e09a2d5f585b26513cb794d963
|
|
5a57563921c04a9090b4f14ee42be1a5461049af4ea7a7f49bf4c97a352d39c8d02ee4acc416388c
|
|
1c66cec761d2bc1c72da6ba143477f049c9d2dde846c252c111b904f630ac98e51609b3b1f58168d
|
|
dca6505b7196532e5f85b259a20c45e1979491683fee108e9660edbf38f3add489ae73e3dda2c71b
|
|
d1497113d5c755e942d1
|
|
`,
|
|
wantVersion: 4,
|
|
},
|
|
// (Ack₂) EIP-8 encoding
|
|
{
|
|
input: `
|
|
01ea0451958701280a56482929d3b0757da8f7fbe5286784beead59d95089c217c9b917788989470
|
|
b0e330cc6e4fb383c0340ed85fab836ec9fb8a49672712aeabbdfd1e837c1ff4cace34311cd7f4de
|
|
05d59279e3524ab26ef753a0095637ac88f2b499b9914b5f64e143eae548a1066e14cd2f4bd7f814
|
|
c4652f11b254f8a2d0191e2f5546fae6055694aed14d906df79ad3b407d94692694e259191cde171
|
|
ad542fc588fa2b7333313d82a9f887332f1dfc36cea03f831cb9a23fea05b33deb999e85489e645f
|
|
6aab1872475d488d7bd6c7c120caf28dbfc5d6833888155ed69d34dbdc39c1f299be1057810f34fb
|
|
e754d021bfca14dc989753d61c413d261934e1a9c67ee060a25eefb54e81a4d14baff922180c395d
|
|
3f998d70f46f6b58306f969627ae364497e73fc27f6d17ae45a413d322cb8814276be6ddd13b885b
|
|
201b943213656cde498fa0e9ddc8e0b8f8a53824fbd82254f3e2c17e8eaea009c38b4aa0a3f306e8
|
|
797db43c25d68e86f262e564086f59a2fc60511c42abfb3057c247a8a8fe4fb3ccbadde17514b7ac
|
|
8000cdb6a912778426260c47f38919a91f25f4b5ffb455d6aaaf150f7e5529c100ce62d6d92826a7
|
|
1778d809bdf60232ae21ce8a437eca8223f45ac37f6487452ce626f549b3b5fdee26afd2072e4bc7
|
|
5833c2464c805246155289f4
|
|
`,
|
|
wantVersion: 4,
|
|
wantRest: []rlp.RawValue{},
|
|
},
|
|
// (Ack₃) EIP-8 encoding with version 57, additional list elements
|
|
{
|
|
input: `
|
|
01f004076e58aae772bb101ab1a8e64e01ee96e64857ce82b1113817c6cdd52c09d26f7b90981cd7
|
|
ae835aeac72e1573b8a0225dd56d157a010846d888dac7464baf53f2ad4e3d584531fa203658fab0
|
|
3a06c9fd5e35737e417bc28c1cbf5e5dfc666de7090f69c3b29754725f84f75382891c561040ea1d
|
|
dc0d8f381ed1b9d0d4ad2a0ec021421d847820d6fa0ba66eaf58175f1b235e851c7e2124069fbc20
|
|
2888ddb3ac4d56bcbd1b9b7eab59e78f2e2d400905050f4a92dec1c4bdf797b3fc9b2f8e84a482f3
|
|
d800386186712dae00d5c386ec9387a5e9c9a1aca5a573ca91082c7d68421f388e79127a5177d4f8
|
|
590237364fd348c9611fa39f78dcdceee3f390f07991b7b47e1daa3ebcb6ccc9607811cb17ce51f1
|
|
c8c2c5098dbdd28fca547b3f58c01a424ac05f869f49c6a34672ea2cbbc558428aa1fe48bbfd6115
|
|
8b1b735a65d99f21e70dbc020bfdface9f724a0d1fb5895db971cc81aa7608baa0920abb0a565c9c
|
|
436e2fd13323428296c86385f2384e408a31e104670df0791d93e743a3a5194ee6b076fb6323ca59
|
|
3011b7348c16cf58f66b9633906ba54a2ee803187344b394f75dd2e663a57b956cb830dd7a908d4f
|
|
39a2336a61ef9fda549180d4ccde21514d117b6c6fd07a9102b5efe710a32af4eeacae2cb3b1dec0
|
|
35b9593b48b9d3ca4c13d245d5f04169b0b1
|
|
`,
|
|
wantVersion: 57,
|
|
wantRest: []rlp.RawValue{{0x06}, {0xC2, 0x07, 0x08}, {0x81, 0xFA}},
|
|
},
|
|
}
|
|
|
|
func TestHandshakeForwardCompatibility(t *testing.T) {
|
|
var (
|
|
keyA, _ = crypto.HexToECDSA("49a7b37aa6f6645917e7b807e9d1c00d4fa71f18343b0d4122a4d2df64dd6fee")
|
|
keyB, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
pubA = crypto.FromECDSAPub(&keyA.PublicKey)[1:]
|
|
pubB = crypto.FromECDSAPub(&keyB.PublicKey)[1:]
|
|
ephA, _ = crypto.HexToECDSA("869d6ecf5211f1cc60418a13b9d870b22959d0c16f02bec714c960dd2298a32d")
|
|
ephB, _ = crypto.HexToECDSA("e238eb8e04fee6511ab04c6dd3c89ce097b11f25d584863ac2b6d5b35b1847e4")
|
|
ephPubA = crypto.FromECDSAPub(&ephA.PublicKey)[1:]
|
|
ephPubB = crypto.FromECDSAPub(&ephB.PublicKey)[1:]
|
|
nonceA = unhex("7e968bba13b6c50e2c4cd7f241cc0d64d1ac25c7f5952df231ac6a2bda8ee5d6")
|
|
nonceB = unhex("559aead08264d5795d3909718cdd05abd49572e84fe55590eef31a88a08fdffd")
|
|
_, _, _, _ = pubA, pubB, ephPubA, ephPubB
|
|
authSignature = unhex("299ca6acfd35e3d72d8ba3d1e2b60b5561d5af5218eb5bc182045769eb4226910a301acae3b369fffc4a4899d6b02531e89fd4fe36a2cf0d93607ba470b50f7800")
|
|
_ = authSignature
|
|
)
|
|
makeAuth := func(test handshakeAuthTest) *authMsgV4 {
|
|
msg := &authMsgV4{Version: test.wantVersion, Rest: test.wantRest, gotPlain: test.isPlain}
|
|
copy(msg.Signature[:], authSignature)
|
|
copy(msg.InitiatorPubkey[:], pubA)
|
|
copy(msg.Nonce[:], nonceA)
|
|
return msg
|
|
}
|
|
makeAck := func(test handshakeAckTest) *authRespV4 {
|
|
msg := &authRespV4{Version: test.wantVersion, Rest: test.wantRest}
|
|
copy(msg.RandomPubkey[:], ephPubB)
|
|
copy(msg.Nonce[:], nonceB)
|
|
return msg
|
|
}
|
|
|
|
// check auth msg parsing
|
|
for _, test := range eip8HandshakeAuthTests {
|
|
r := bytes.NewReader(unhex(test.input))
|
|
msg := new(authMsgV4)
|
|
ciphertext, err := readHandshakeMsg(msg, encAuthMsgLen, keyB, r)
|
|
if err != nil {
|
|
t.Errorf("error for input %x:\n %v", unhex(test.input), err)
|
|
continue
|
|
}
|
|
if !bytes.Equal(ciphertext, unhex(test.input)) {
|
|
t.Errorf("wrong ciphertext for input %x:\n %x", unhex(test.input), ciphertext)
|
|
}
|
|
want := makeAuth(test)
|
|
if !reflect.DeepEqual(msg, want) {
|
|
t.Errorf("wrong msg for input %x:\ngot %s\nwant %s", unhex(test.input), spew.Sdump(msg), spew.Sdump(want))
|
|
}
|
|
}
|
|
|
|
// check auth resp parsing
|
|
for _, test := range eip8HandshakeRespTests {
|
|
input := unhex(test.input)
|
|
r := bytes.NewReader(input)
|
|
msg := new(authRespV4)
|
|
ciphertext, err := readHandshakeMsg(msg, encAuthRespLen, keyA, r)
|
|
if err != nil {
|
|
t.Errorf("error for input %x:\n %v", input, err)
|
|
continue
|
|
}
|
|
if !bytes.Equal(ciphertext, input) {
|
|
t.Errorf("wrong ciphertext for input %x:\n %x", input, err)
|
|
}
|
|
want := makeAck(test)
|
|
if !reflect.DeepEqual(msg, want) {
|
|
t.Errorf("wrong msg for input %x:\ngot %s\nwant %s", input, spew.Sdump(msg), spew.Sdump(want))
|
|
}
|
|
}
|
|
|
|
// check derivation for (Auth₂, Ack₂) on recipient side
|
|
var (
|
|
hs = &encHandshake{
|
|
initiator: false,
|
|
respNonce: nonceB,
|
|
randomPrivKey: ecies.ImportECDSA(ephB),
|
|
}
|
|
authCiphertext = unhex(eip8HandshakeAuthTests[1].input)
|
|
authRespCiphertext = unhex(eip8HandshakeRespTests[1].input)
|
|
authMsg = makeAuth(eip8HandshakeAuthTests[1])
|
|
wantAES = unhex("80e8632c05fed6fc2a13b0f8d31a3cf645366239170ea067065aba8e28bac487")
|
|
wantMAC = unhex("2ea74ec5dae199227dff1af715362700e989d889d7a493cb0639691efb8e5f98")
|
|
wantFooIngressHash = unhex("0c7ec6340062cc46f5e9f1e3cf86f8c8c403c5a0964f5df0ebd34a75ddc86db5")
|
|
)
|
|
if err := hs.handleAuthMsg(authMsg, keyB); err != nil {
|
|
t.Fatalf("handleAuthMsg: %v", err)
|
|
}
|
|
derived, err := hs.secrets(authCiphertext, authRespCiphertext)
|
|
if err != nil {
|
|
t.Fatalf("secrets: %v", err)
|
|
}
|
|
if !bytes.Equal(derived.AES, wantAES) {
|
|
t.Errorf("aes-secret mismatch:\ngot %x\nwant %x", derived.AES, wantAES)
|
|
}
|
|
if !bytes.Equal(derived.MAC, wantMAC) {
|
|
t.Errorf("mac-secret mismatch:\ngot %x\nwant %x", derived.MAC, wantMAC)
|
|
}
|
|
io.WriteString(derived.IngressMAC, "foo")
|
|
fooIngressHash := derived.IngressMAC.Sum(nil)
|
|
if !bytes.Equal(fooIngressHash, wantFooIngressHash) {
|
|
t.Errorf("ingress-mac('foo') mismatch:\ngot %x\nwant %x", fooIngressHash, wantFooIngressHash)
|
|
}
|
|
}
|