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Merge pull request #2386 

a15e8583 wallet2: guard against daemon sending txes in the wrong order (moneromooo-monero)
8fe5f609 rpc: order transactions in the order they were requested (moneromooo-monero)
This commit is contained in:
Riccardo Spagni 2017-09-25 16:40:54 +02:00
parent 216395d43e a15e858302
commit ce37967dd2
No known key found for this signature in database
GPG Key ID: 55432DF31CCD4FCD
2 changed files with 29 additions and 19 deletions
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26
src/rpc/core_rpc_server.cpp
View File

@ -478,18 +478,30 @@ namespace cryptonote
bool r = m_core.get_pool_transactions(pool_txs);
if(r)
{
for (std::list<transaction>::const_iterator i = pool_txs.begin(); i != pool_txs.end(); ++i)
// sort to match original request
std::list<transaction> sorted_txs;
std::list<cryptonote::transaction>::const_iterator i;
for (const crypto::hash &h: vh)
{
crypto::hash tx_hash = get_transaction_hash(*i);
std::list<crypto::hash>::iterator mi = std::find(missed_txs.begin(), missed_txs.end(), tx_hash);
if (mi != missed_txs.end())
if (std::find(missed_txs.begin(), missed_txs.end(), h) == missed_txs.end())
{
pool_tx_hashes.insert(tx_hash);
missed_txs.erase(mi);
txs.push_back(*i);
// core returns the ones it finds in the right order
if (get_transaction_hash(txs.front()) != h)
{
res.status = "Failed: tx hash mismatch";
return true;
}
sorted_txs.push_back(std::move(txs.front()));
txs.pop_front();
}
else if ((i = std::find_if(pool_txs.begin(), pool_txs.end(), [h](cryptonote::transaction &tx) { return h == cryptonote::get_transaction_hash(tx); })) != pool_txs.end())
{
sorted_txs.push_back(*i);
missed_txs.remove(h);
++found_in_pool;
}
}
txs = sorted_txs;
}
LOG_PRINT_L2("Found " << found_in_pool << "/" << vh.size() << " transactions in the pool");
}

22
src/wallet/wallet2.cpp
View File

@ -1539,23 +1539,22 @@ void wallet2::update_pool_state(bool refreshed)
{
if (res.txs.size() == txids.size())
{
size_t n = 0;
for (const auto &txid: txids)
for (const auto &tx_entry: res.txs)
{
// might have just been put in a block
if (res.txs[n].in_pool)
if (tx_entry.in_pool)
{
cryptonote::transaction tx;
cryptonote::blobdata bd;
crypto::hash tx_hash, tx_prefix_hash;
if (epee::string_tools::parse_hexstr_to_binbuff(res.txs[n].as_hex, bd))
if (epee::string_tools::parse_hexstr_to_binbuff(tx_entry.as_hex, bd))
{
if (cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash))
{
if (tx_hash == txid)
const std::vector<crypto::hash>::const_iterator i = std::find(txids.begin(), txids.end(), tx_hash);
if (i != txids.end())
{
process_new_transaction(txid, tx, std::vector<uint64_t>(), 0, time(NULL), false, true);
m_scanned_pool_txs[0].insert(txid);
process_new_transaction(tx_hash, tx, std::vector<uint64_t>(), 0, time(NULL), false, true);
m_scanned_pool_txs[0].insert(tx_hash);
if (m_scanned_pool_txs[0].size() > 5000)
{
std::swap(m_scanned_pool_txs[0], m_scanned_pool_txs[1]);
@ -1564,7 +1563,7 @@ void wallet2::update_pool_state(bool refreshed)
}
else
{
LOG_PRINT_L0("Mismatched txids when processing unconfimed txes from pool");
MERROR("Got txid " << tx_hash << " which we did not ask for");
}
}
else
@ -1574,14 +1573,13 @@ void wallet2::update_pool_state(bool refreshed)
}
else
{
LOG_PRINT_L0("Failed to parse tx " << txid);
LOG_PRINT_L0("Failed to parse transaction from daemon");
}
}
else
{
LOG_PRINT_L1("Tx " << txid << " was in pool, but is no more");
LOG_PRINT_L1("Transaction from daemon was in pool, but is no more");
}
++n;
}
}
else