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Merge pull request #692 

df23942 Revert part of 7db89ed2ee (warptangent)
c9c4060 BlockchainLMDB: Add height and db error to exception (warptangent)
This commit is contained in:
Riccardo Spagni 2016-02-29 21:09:51 -05:00
parent 95b3b09e11 df239428c0
commit e0493e8429
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GPG Key ID: 55432DF31CCD4FCD
1 changed files with 15 additions and 3 deletions
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18
src/blockchain_db/lmdb/db_lmdb.cpp
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@ -147,6 +147,15 @@ private:
std::unique_ptr<char[]> data;
};
int compare_uint64(const MDB_val *a, const MDB_val *b)
{
const uint64_t va = *(const uint64_t*)a->mv_data;
const uint64_t vb = *(const uint64_t*)b->mv_data;
if (va < vb) return -1;
else if (va == vb) return 0;
else return 1;
};
int compare_uint8(const MDB_val *a, const MDB_val *b)
{
const uint8_t va = *(const uint8_t*)a->mv_data;
@ -1092,11 +1101,11 @@ void BlockchainLMDB::open(const std::string& filename, const int mdb_flags)
lmdb_db_open(txn, LMDB_TXS, MDB_CREATE, m_txs, "Failed to open db handle for m_txs");
lmdb_db_open(txn, LMDB_TX_UNLOCKS, MDB_CREATE, m_tx_unlocks, "Failed to open db handle for m_tx_unlocks");
lmdb_db_open(txn, LMDB_TX_HEIGHTS, MDB_CREATE, m_tx_heights, "Failed to open db handle for m_tx_heights");
lmdb_db_open(txn, LMDB_TX_OUTPUTS, MDB_DUPSORT | MDB_INTEGERDUP | MDB_CREATE, m_tx_outputs, "Failed to open db handle for m_tx_outputs");
lmdb_db_open(txn, LMDB_TX_OUTPUTS, MDB_DUPSORT | MDB_CREATE, m_tx_outputs, "Failed to open db handle for m_tx_outputs");
lmdb_db_open(txn, LMDB_OUTPUT_TXS, MDB_INTEGERKEY | MDB_CREATE, m_output_txs, "Failed to open db handle for m_output_txs");
lmdb_db_open(txn, LMDB_OUTPUT_INDICES, MDB_INTEGERKEY | MDB_CREATE, m_output_indices, "Failed to open db handle for m_output_indices");
lmdb_db_open(txn, LMDB_OUTPUT_AMOUNTS, MDB_INTEGERKEY | MDB_INTEGERDUP| MDB_DUPSORT | MDB_DUPFIXED | MDB_CREATE, m_output_amounts, "Failed to open db handle for m_output_amounts");
lmdb_db_open(txn, LMDB_OUTPUT_AMOUNTS, MDB_INTEGERKEY | MDB_DUPSORT | MDB_DUPFIXED | MDB_CREATE, m_output_amounts, "Failed to open db handle for m_output_amounts");
lmdb_db_open(txn, LMDB_OUTPUT_KEYS, MDB_INTEGERKEY | MDB_CREATE, m_output_keys, "Failed to open db handle for m_output_keys");
lmdb_db_open(txn, LMDB_SPENT_KEYS, MDB_CREATE, m_spent_keys, "Failed to open db handle for m_spent_keys");
@ -1106,12 +1115,15 @@ void BlockchainLMDB::open(const std::string& filename, const int mdb_flags)
lmdb_db_open(txn, LMDB_PROPERTIES, MDB_CREATE, m_properties, "Failed to open db handle for m_properties");
mdb_set_dupsort(txn, m_output_amounts, compare_uint64);
mdb_set_dupsort(txn, m_tx_outputs, compare_uint64);
mdb_set_compare(txn, m_spent_keys, compare_hash32);
mdb_set_compare(txn, m_block_heights, compare_hash32);
mdb_set_compare(txn, m_txs, compare_hash32);
mdb_set_compare(txn, m_tx_unlocks, compare_hash32);
mdb_set_compare(txn, m_tx_heights, compare_hash32);
mdb_set_compare(txn, m_hf_starting_heights, compare_uint8);
mdb_set_compare(txn, m_hf_versions, compare_uint64);
mdb_set_compare(txn, m_properties, compare_string);
// get and keep current height
@ -2821,7 +2833,7 @@ uint8_t BlockchainLMDB::get_hard_fork_version(uint64_t height) const
MDB_val val_ret;
auto result = mdb_cursor_get(m_cur_hf_versions, &val_key, &val_ret, MDB_SET);
if (result == MDB_NOTFOUND || result)
throw0(DB_ERROR("Error attempting to retrieve a hard fork version from the db"));
throw0(DB_ERROR(std::string("Error attempting to retrieve a hard fork version at height ").append(boost::lexical_cast<std::string>(height)).append(" from the db: ").append(mdb_strerror(result)).c_str()));
uint8_t ret = *(const uint8_t*)val_ret.mv_data;
TXN_POSTFIX_RDONLY();