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74 lines
2.3 KiB
74 lines
2.3 KiB
// Copyright 2018 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 enode
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import (
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"bytes"
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"crypto/ecdsa"
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"encoding/hex"
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"math/big"
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"testing"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/p2p/enr"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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var (
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privkey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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pubkey = &privkey.PublicKey
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)
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func TestEmptyNodeID(t *testing.T) {
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var r enr.Record
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if addr := ValidSchemes.NodeAddr(&r); addr != nil {
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t.Errorf("wrong address on empty record: got %v, want %v", addr, nil)
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}
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require.NoError(t, SignV4(&r, privkey))
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expected := "a448f24c6d18e575453db13171562b71999873db5b286df957af199ec94617f7"
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assert.Equal(t, expected, hex.EncodeToString(ValidSchemes.NodeAddr(&r)))
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}
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// Checks that failure to sign leaves the record unmodified.
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func TestSignError(t *testing.T) {
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invalidKey := &ecdsa.PrivateKey{D: new(big.Int), PublicKey: *pubkey}
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var r enr.Record
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emptyEnc, _ := rlp.EncodeToBytes(&r)
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if err := SignV4(&r, invalidKey); err == nil {
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t.Fatal("expected error from SignV4")
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}
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newEnc, _ := rlp.EncodeToBytes(&r)
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if !bytes.Equal(newEnc, emptyEnc) {
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t.Fatal("record modified even though signing failed")
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}
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}
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// TestGetSetSecp256k1 tests encoding/decoding and setting/getting of the Secp256k1 key.
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func TestGetSetSecp256k1(t *testing.T) {
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var r enr.Record
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if err := SignV4(&r, privkey); err != nil {
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t.Fatal(err)
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}
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var pk Secp256k1
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require.NoError(t, r.Load(&pk))
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assert.EqualValues(t, pubkey, &pk)
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}
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