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les, light: implement ODR transaction lookup by hash (#19069)

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* les, light: implement ODR transaction lookup by hash

* les: delete useless file

* internal/ethapi: always use backend to find transaction

* les, eth, internal/ethapi: renamed GetCanonicalTransaction to GetTransaction

* light: add canonical header verification to GetTransaction
This commit is contained in:
Felföldi Zsolt
2019-05-13 13:41:10 +02:00
committed by Péter Szilágyi
parent f4fb1a1801
commit 40cdcf8c47
16 changed files with 182 additions and 51 deletions
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45
les/odr_test.go
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@ -38,7 +38,7 @@ import (
type odrTestFn func(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte
func TestOdrGetBlockLes2(t *testing.T) { testOdr(t, 2, 1, odrGetBlock) }
func TestOdrGetBlockLes2(t *testing.T) { testOdr(t, 2, 1, true, odrGetBlock) }
func odrGetBlock(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
var block *types.Block
@ -54,7 +54,7 @@ func odrGetBlock(ctx context.Context, db ethdb.Database, config *params.ChainCon
return rlp
}
func TestOdrGetReceiptsLes2(t *testing.T) { testOdr(t, 2, 1, odrGetReceipts) }
func TestOdrGetReceiptsLes2(t *testing.T) { testOdr(t, 2, 1, true, odrGetReceipts) }
func odrGetReceipts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
var receipts types.Receipts
@ -74,7 +74,7 @@ func odrGetReceipts(ctx context.Context, db ethdb.Database, config *params.Chain
return rlp
}
func TestOdrAccountsLes2(t *testing.T) { testOdr(t, 2, 1, odrAccounts) }
func TestOdrAccountsLes2(t *testing.T) { testOdr(t, 2, 1, true, odrAccounts) }
func odrAccounts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
dummyAddr := common.HexToAddress("1234567812345678123456781234567812345678")
@ -102,7 +102,7 @@ func odrAccounts(ctx context.Context, db ethdb.Database, config *params.ChainCon
return res
}
func TestOdrContractCallLes2(t *testing.T) { testOdr(t, 2, 2, odrContractCall) }
func TestOdrContractCallLes2(t *testing.T) { testOdr(t, 2, 2, true, odrContractCall) }
type callmsg struct {
types.Message
@ -151,8 +151,32 @@ func odrContractCall(ctx context.Context, db ethdb.Database, config *params.Chai
return res
}
func TestOdrTxStatusLes2(t *testing.T) { testOdr(t, 2, 1, false, odrTxStatus) }
func odrTxStatus(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
var txs types.Transactions
if bc != nil {
block := bc.GetBlockByHash(bhash)
txs = block.Transactions()
} else {
if block, _ := lc.GetBlockByHash(ctx, bhash); block != nil {
btxs := block.Transactions()
txs = make(types.Transactions, len(btxs))
for i, tx := range btxs {
var err error
txs[i], _, _, _, err = light.GetTransaction(ctx, lc.Odr(), tx.Hash())
if err != nil {
return nil
}
}
}
}
rlp, _ := rlp.EncodeToBytes(txs)
return rlp
}
// testOdr tests odr requests whose validation guaranteed by block headers.
func testOdr(t *testing.T, protocol int, expFail uint64, fn odrTestFn) {
func testOdr(t *testing.T, protocol int, expFail uint64, checkCached bool, fn odrTestFn) {
// Assemble the test environment
server, client, tearDown := newClientServerEnv(t, 4, protocol, nil, true)
defer tearDown()
@ -193,9 +217,10 @@ func testOdr(t *testing.T, protocol int, expFail uint64, fn odrTestFn) {
client.rPeer.hasBlock = func(common.Hash, uint64, bool) bool { return true }
client.peers.lock.Unlock()
test(5)
// still expect all retrievals to pass, now data should be cached locally
client.peers.Unregister(client.rPeer.id)
time.Sleep(time.Millisecond * 10) // ensure that all peerSetNotify callbacks are executed
test(5)
if checkCached {
// still expect all retrievals to pass, now data should be cached locally
client.peers.Unregister(client.rPeer.id)
time.Sleep(time.Millisecond * 10) // ensure that all peerSetNotify callbacks are executed
test(5)
}
}