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Merge pull request #1393 

0e18f465 db_lmdb: add info in an error message when we can't get an output (moneromooo-monero)
c96f9b02 db_lmdb: guard against going out of sync on unexpected db results (moneromooo-monero)
bef51e67 db_lmdb: minor pedantic tweaks (moneromooo-monero)
3465c4eb db_lmdb: set same packing format for output_data_t and pre_rct_output_data_t (moneromooo-monero)
This commit is contained in:
Riccardo Spagni 2016-12-04 22:23:34 +02:00
parent 416f7fbd5f 0e18f46522
commit daf5dbebb0
No known key found for this signature in database
GPG Key ID: 55432DF31CCD4FCD
1 changed files with 13 additions and 10 deletions
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23
src/blockchain_db/lmdb/db_lmdb.cpp
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@ -51,12 +51,15 @@ using epee::string_tools::pod_to_hex;
namespace
{
#pragma pack(push, 1)
// This MUST be identical to output_data_t, without the extra rct data at the end
struct pre_rct_output_data_t
{
crypto::public_key pubkey; //!< the output's public key (for spend verification)
uint64_t unlock_time; //!< the output's unlock time (or height)
uint64_t height; //!< the height of the block which created the output
};
#pragma pack(pop)
template <typename T>
inline void throw0(const T &e)
@ -877,12 +880,11 @@ void BlockchainLMDB::remove_tx_outputs(const uint64_t tx_id, const transaction&
throw0(DB_ERROR("tx has outputs, but no output indices found"));
}
bool is_miner_tx = tx.vin.size() == 1 && tx.vin[0].type() == typeid(txin_gen);
for (uint64_t i = tx.vout.size(); i > 0; --i)
bool is_pseudo_rct = tx.version >= 2 && tx.vin.size() == 1 && tx.vin[0].type() == typeid(txin_gen);
for (size_t i = tx.vout.size(); i-- > 0;)
{
const tx_out tx_output = tx.vout[i-1];
uint64_t amount = is_miner_tx && tx.version >= 2 ? 0 : tx_output.amount;
remove_output(amount, amount_output_indices[i-1]);
uint64_t amount = is_pseudo_rct ? 0 : tx.vout[i].amount;
remove_output(amount, amount_output_indices[i]);
}
}
@ -903,12 +905,12 @@ void BlockchainLMDB::remove_output(const uint64_t amount, const uint64_t& out_in
else if (result)
throw0(DB_ERROR(lmdb_error("DB error attempting to get an output", result).c_str()));
outkey *ok = (outkey *)v.mv_data;
const pre_rct_outkey *ok = (const pre_rct_outkey *)v.mv_data;
MDB_val_set(otxk, ok->output_id);
result = mdb_cursor_get(m_cur_output_txs, (MDB_val *)&zerokval, &otxk, MDB_GET_BOTH);
if (result == MDB_NOTFOUND)
{
LOG_PRINT_L0("Unexpected: global output index not found in m_output_txs");
throw0(DB_ERROR("Unexpected: global output index not found in m_output_txs"));
}
else if (result)
{
@ -2041,9 +2043,10 @@ std::vector<uint64_t> BlockchainLMDB::get_tx_amount_output_indices(const uint64_
else if (result)
throw0(DB_ERROR(lmdb_error("DB error attempting to get data for tx_outputs[tx_index]", result).c_str()));
uint64_t* indices = (uint64_t*)v.mv_data;
const uint64_t* indices = (const uint64_t*)v.mv_data;
int num_outputs = v.mv_size / sizeof(uint64_t);
amount_output_indices.reserve(num_outputs);
for (int i = 0; i < num_outputs; ++i)
{
// LOG_PRINT_L0("amount output index[" << 2*i << "]" << ": " << paired_indices[2*i] << " global output index: " << paired_indices[2*i+1]);
@ -2597,7 +2600,7 @@ void BlockchainLMDB::get_output_key(const uint64_t &amount, const std::vector<ui
auto get_result = mdb_cursor_get(m_cur_output_amounts, &k, &v, MDB_GET_BOTH);
if (get_result == MDB_NOTFOUND)
throw1(OUTPUT_DNE("Attempting to get output pubkey by global index, but key does not exist"));
throw1(OUTPUT_DNE((std::string("Attempting to get output pubkey by global index (amount ") + boost::lexical_cast<std::string>(amount) + ", index " + boost::lexical_cast<std::string>(index) + ", count " + boost::lexical_cast<std::string>(get_num_outputs(amount)) + "), but key does not exist").c_str()));
else if (get_result)
throw0(DB_ERROR(lmdb_error("Error attempting to retrieve an output pubkey from the db", get_result).c_str()));
@ -2644,7 +2647,7 @@ void BlockchainLMDB::get_output_tx_and_index(const uint64_t& amount, const std::
else if (get_result)
throw0(DB_ERROR(lmdb_error("Error attempting to retrieve an output from the db", get_result).c_str()));
outkey *okp = (outkey *)v.mv_data;
const outkey *okp = (const outkey *)v.mv_data;
tx_indices.push_back(okp->output_id);
}