// Verify importwallet RPC starts rescan at earliest block with timestamp
// greater or equal than key birthday. Previously there was a bug where
// importwallet RPC would start the scan at the latest block with timestamp less
// than or equal to key birthday.
BOOST_FIXTURE_TEST_CASE(importwallet_rescan, TestChain100Setup)
{
auto chain = interfaces::MakeChain();
// Create two blocks with same timestamp to verify that importwallet rescan
// will pick up both blocks, not just the first.
const int64_t BLOCK_TIME = chainActive.Tip()->GetBlockTimeMax() + 5;
SetMockTime(BLOCK_TIME);
m_coinbase_txns.emplace_back(CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())).vtx[0]);
m_coinbase_txns.emplace_back(CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())).vtx[0]);
// Set key birthday to block time increased by the timestamp window, so
// rescan will start at the block time.
const int64_t KEY_TIME = BLOCK_TIME + TIMESTAMP_WINDOW;
SetMockTime(KEY_TIME);
m_coinbase_txns.emplace_back(CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())).vtx[0]);
auto locked_chain = chain->lock();
std::string backup_file = (SetDataDir("importwallet_rescan") / "wallet.backup").string();
// Import key into wallet and call dumpwallet to create backup file.
{
std::shared_ptr<CWallet> wallet = std::make_shared<CWallet>(*chain, WalletLocation(), WalletDatabase::CreateDummy());
LOCK(wallet->cs_wallet);
wallet->mapKeyMetadata[coinbaseKey.GetPubKey().GetID()].nCreateTime = KEY_TIME;
wallet->AddKeyPubKey(coinbaseKey, coinbaseKey.GetPubKey());
JSONRPCRequest request;
request.params.setArray();
request.params.push_back(backup_file);
AddWallet(wallet);
::dumpwallet(request);
RemoveWallet(wallet);
}
// Call importwallet RPC and verify all blocks with timestamps >= BLOCK_TIME
// were scanned, and no prior blocks were scanned.
{
std::shared_ptr<CWallet> wallet = std::make_shared<CWallet>(*chain, WalletLocation(), WalletDatabase::CreateDummy());
JSONRPCRequest request;
request.params.setArray();
request.params.push_back(backup_file);
AddWallet(wallet);
::importwallet(request);
RemoveWallet(wallet);
LOCK(wallet->cs_wallet);
BOOST_CHECK_EQUAL(wallet->mapWallet.size(), 3U);
BOOST_CHECK_EQUAL(m_coinbase_txns.size(), 103U);
for (size_t i = 0; i < m_coinbase_txns.size(); ++i) {
bool found = wallet->GetWalletTx(m_coinbase_txns[i]->GetHash());
bool expected = i >= 100;
BOOST_CHECK_EQUAL(found, expected);
}
}
SetMockTime(0);
}
BOOST_FIXTURE_TEST_CASE(importmulti_rescan, TestChain100Setup)
{
auto chain = interfaces::MakeChain();
// Cap last block file size, and mine new block in a new block file.
CBlockIndex* oldTip = chainActive.Tip();
GetBlockFileInfo(oldTip->GetBlockPos().nFile)->nSize = MAX_BLOCKFILE_SIZE;
CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey()));
CBlockIndex* newTip = chainActive.Tip();
auto locked_chain = chain->lock();
// Prune the older block file.
PruneOneBlockFile(oldTip->GetBlockPos().nFile);
UnlinkPrunedFiles({oldTip->GetBlockPos().nFile});
// Verify importmulti RPC returns failure for a key whose creation time is
// before the missing block, and success for a key whose creation time is
// after.
{
std::shared_ptr<CWallet> wallet = std::make_shared<CWallet>(*chain, WalletLocation(), WalletDatabase::CreateDummy());
AddWallet(wallet);
UniValue keys;
keys.setArray();
UniValue key;
key.setObject();
key.pushKV("scriptPubKey", HexStr(GetScriptForRawPubKey(coinbaseKey.GetPubKey())));
key.pushKV("timestamp", 0);
key.pushKV("internal", UniValue(true));
keys.push_back(key);
key.clear();
key.setObject();
CKey futureKey;
futureKey.MakeNewKey(true);
key.pushKV("scriptPubKey", HexStr(GetScriptForRawPubKey(futureKey.GetPubKey())));
key.pushKV("timestamp", newTip->GetBlockTimeMax() + TIMESTAMP_WINDOW + 1);
key.pushKV("internal", UniValue(true));
keys.push_back(key);
JSONRPCRequest request;
request.params.setArray();
request.params.push_back(keys);
UniValue response = importmulti(request);
BOOST_CHECK_EQUAL(response.write(),
strprintf("[{\"success\":false,\"error\":{\"code\":-1,\"message\":\"Rescan failed for key with creation "
"timestamp %d. There was an error reading a block from time %d, which is after or within %d "
"seconds of key creation, and could contain transactions pertaining to the key. As a result, "
"transactions and coins using this key may not appear in the wallet. This error could be caused "
"by pruning or data corruption (see bitcoind log for details) and could be dealt with by "
"downloading and rescanning the relevant blocks (see -reindex and -rescan "
"options).\"}},{\"success\":true}]",
0, oldTip->GetBlockTimeMax(), TIMESTAMP_WINDOW));
RemoveWallet(wallet);
}
}
bool LoadWallets(interfaces::Chain& chain, const std::vector<std::string>& wallet_files)
{
for (const std::string& walletFile : wallet_files) {
std::shared_ptr<CWallet> pwallet = CWallet::CreateWalletFromFile(chain, WalletLocation(walletFile));
if (!pwallet) {
return false;
}
AddWallet(pwallet);
}
return true;
}
bool WalletInit::Open() const
{
if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
LogPrintf("Wallet disabled!\n");
return true;
}
for (const std::string& walletFile : gArgs.GetArgs("-wallet")) {
std::shared_ptr<CWallet> pwallet = CWallet::CreateWalletFromFile(walletFile, fs::absolute(walletFile, GetWalletDir()));
if (!pwallet) {
return false;
}
AddWallet(pwallet);
}
return true;
}
