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-rw-r--r--src/blockchain_db/lmdb/db_lmdb.cpp348
-rw-r--r--src/blockchain_db/lmdb/db_lmdb.h21
2 files changed, 328 insertions, 41 deletions
diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp
index 5c20c8de4..65b7f39d5 100644
--- a/src/blockchain_db/lmdb/db_lmdb.cpp
+++ b/src/blockchain_db/lmdb/db_lmdb.cpp
@@ -52,9 +52,8 @@
using epee::string_tools::pod_to_hex;
using namespace crypto;
-// Increase when the DB changes in a non backward compatible way, and there
-// is no automatic conversion, so that a full resync is needed.
-#define VERSION 1
+// Increase when the DB structure changes
+#define VERSION 2
namespace
{
@@ -164,7 +163,9 @@ int compare_string(const MDB_val *a, const MDB_val *b)
* block_heights block hash block height
* block_info block ID {block metadata}
*
- * txs txn ID txn blob
+ * txs_pruned txn ID pruned txn blob
+ * txs_prunable txn ID prunable txn blob
+ * txs_prunable_hash txn ID prunable txn hash
* tx_indices txn hash {txn ID, metadata}
* tx_outputs txn ID [txn amount output indices]
*
@@ -189,6 +190,9 @@ const char* const LMDB_BLOCK_HEIGHTS = "block_heights";
const char* const LMDB_BLOCK_INFO = "block_info";
const char* const LMDB_TXS = "txs";
+const char* const LMDB_TXS_PRUNED = "txs_pruned";
+const char* const LMDB_TXS_PRUNABLE = "txs_prunable";
+const char* const LMDB_TXS_PRUNABLE_HASH = "txs_prunable_hash";
const char* const LMDB_TX_INDICES = "tx_indices";
const char* const LMDB_TX_OUTPUTS = "tx_outputs";
@@ -764,7 +768,7 @@ void BlockchainLMDB::remove_block()
throw1(DB_ERROR(lmdb_error("Failed to add removal of block info to db transaction: ", result).c_str()));
}
-uint64_t BlockchainLMDB::add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash)
+uint64_t BlockchainLMDB::add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prunable_hash)
{
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
check_open();
@@ -774,7 +778,9 @@ uint64_t BlockchainLMDB::add_transaction_data(const crypto::hash& blk_hash, cons
int result;
uint64_t tx_id = get_tx_count();
- CURSOR(txs)
+ CURSOR(txs_pruned)
+ CURSOR(txs_prunable)
+ CURSOR(txs_prunable_hash)
CURSOR(tx_indices)
MDB_val_set(val_tx_id, tx_id);
@@ -800,10 +806,35 @@ uint64_t BlockchainLMDB::add_transaction_data(const crypto::hash& blk_hash, cons
if (result)
throw0(DB_ERROR(lmdb_error("Failed to add tx data to db transaction: ", result).c_str()));
- MDB_val_copy<blobdata> blob(tx_to_blob(tx));
- result = mdb_cursor_put(m_cur_txs, &val_tx_id, &blob, MDB_APPEND);
+ cryptonote::blobdata blob = tx_to_blob(tx);
+ MDB_val_copy<blobdata> blobval(blob);
+
+ std::stringstream ss;
+ binary_archive<true> ba(ss);
+ bool r = const_cast<cryptonote::transaction&>(tx).serialize_base(ba);
+ if (!r)
+ throw0(DB_ERROR("Failed to serialize pruned tx"));
+ std::string pruned = ss.str();
+ MDB_val_copy<blobdata> pruned_blob(pruned);
+ result = mdb_cursor_put(m_cur_txs_pruned, &val_tx_id, &pruned_blob, MDB_APPEND);
if (result)
- throw0(DB_ERROR(lmdb_error("Failed to add tx blob to db transaction: ", result).c_str()));
+ throw0(DB_ERROR(lmdb_error("Failed to add pruned tx blob to db transaction: ", result).c_str()));
+
+ if (pruned.size() > blob.size())
+ throw0(DB_ERROR("pruned tx size is larger than tx size"));
+ cryptonote::blobdata prunable(blob.data() + pruned.size(), blob.size() - pruned.size());
+ MDB_val_copy<blobdata> prunable_blob(prunable);
+ result = mdb_cursor_put(m_cur_txs_prunable, &val_tx_id, &prunable_blob, MDB_APPEND);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to add prunable tx blob to db transaction: ", result).c_str()));
+
+ if (tx.version > 1)
+ {
+ MDB_val_set(val_prunable_hash, tx_prunable_hash);
+ result = mdb_cursor_put(m_cur_txs_prunable_hash, &val_tx_id, &val_prunable_hash, MDB_APPEND);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to add prunable tx prunable hash to db transaction: ", result).c_str()));
+ }
return tx_id;
}
@@ -819,7 +850,9 @@ void BlockchainLMDB::remove_transaction_data(const crypto::hash& tx_hash, const
mdb_txn_cursors *m_cursors = &m_wcursors;
CURSOR(tx_indices)
- CURSOR(txs)
+ CURSOR(txs_pruned)
+ CURSOR(txs_prunable)
+ CURSOR(txs_prunable_hash)
CURSOR(tx_outputs)
MDB_val_set(val_h, tx_hash);
@@ -829,11 +862,26 @@ void BlockchainLMDB::remove_transaction_data(const crypto::hash& tx_hash, const
txindex *tip = (txindex *)val_h.mv_data;
MDB_val_set(val_tx_id, tip->data.tx_id);
- if ((result = mdb_cursor_get(m_cur_txs, &val_tx_id, NULL, MDB_SET)))
- throw1(DB_ERROR(lmdb_error("Failed to locate tx for removal: ", result).c_str()));
- result = mdb_cursor_del(m_cur_txs, 0);
+ if ((result = mdb_cursor_get(m_cur_txs_pruned, &val_tx_id, NULL, MDB_SET)))
+ throw1(DB_ERROR(lmdb_error("Failed to locate pruned tx for removal: ", result).c_str()));
+ result = mdb_cursor_del(m_cur_txs_pruned, 0);
+ if (result)
+ throw1(DB_ERROR(lmdb_error("Failed to add removal of pruned tx to db transaction: ", result).c_str()));
+
+ if ((result = mdb_cursor_get(m_cur_txs_prunable, &val_tx_id, NULL, MDB_SET)))
+ throw1(DB_ERROR(lmdb_error("Failed to locate prunable tx for removal: ", result).c_str()));
+ result = mdb_cursor_del(m_cur_txs_prunable, 0);
if (result)
- throw1(DB_ERROR(lmdb_error("Failed to add removal of tx to db transaction: ", result).c_str()));
+ throw1(DB_ERROR(lmdb_error("Failed to add removal of prunable tx to db transaction: ", result).c_str()));
+
+ if (tx.version > 1)
+ {
+ if ((result = mdb_cursor_get(m_cur_txs_prunable_hash, &val_tx_id, NULL, MDB_SET)))
+ throw1(DB_ERROR(lmdb_error("Failed to locate prunable hash tx for removal: ", result).c_str()));
+ result = mdb_cursor_del(m_cur_txs_prunable_hash, 0);
+ if (result)
+ throw1(DB_ERROR(lmdb_error("Failed to add removal of prunable hash tx to db transaction: ", result).c_str()));
+ }
remove_tx_outputs(tip->data.tx_id, tx);
@@ -1199,6 +1247,9 @@ void BlockchainLMDB::open(const std::string& filename, const int db_flags)
lmdb_db_open(txn, LMDB_BLOCK_HEIGHTS, MDB_INTEGERKEY | MDB_CREATE | MDB_DUPSORT | MDB_DUPFIXED, m_block_heights, "Failed to open db handle for m_block_heights");
lmdb_db_open(txn, LMDB_TXS, MDB_INTEGERKEY | MDB_CREATE, m_txs, "Failed to open db handle for m_txs");
+ lmdb_db_open(txn, LMDB_TXS_PRUNED, MDB_INTEGERKEY | MDB_CREATE, m_txs_pruned, "Failed to open db handle for m_txs_pruned");
+ lmdb_db_open(txn, LMDB_TXS_PRUNABLE, MDB_INTEGERKEY | MDB_CREATE, m_txs_prunable, "Failed to open db handle for m_txs_prunable");
+ lmdb_db_open(txn, LMDB_TXS_PRUNABLE_HASH, MDB_INTEGERKEY | MDB_CREATE, m_txs_prunable_hash, "Failed to open db handle for m_txs_prunable_hash");
lmdb_db_open(txn, LMDB_TX_INDICES, MDB_INTEGERKEY | MDB_CREATE | MDB_DUPSORT | MDB_DUPFIXED, m_tx_indices, "Failed to open db handle for m_tx_indices");
lmdb_db_open(txn, LMDB_TX_OUTPUTS, MDB_INTEGERKEY | MDB_CREATE, m_tx_outputs, "Failed to open db handle for m_tx_outputs");
@@ -1364,8 +1415,12 @@ void BlockchainLMDB::reset()
throw0(DB_ERROR(lmdb_error("Failed to drop m_block_info: ", result).c_str()));
if (auto result = mdb_drop(txn, m_block_heights, 0))
throw0(DB_ERROR(lmdb_error("Failed to drop m_block_heights: ", result).c_str()));
- if (auto result = mdb_drop(txn, m_txs, 0))
- throw0(DB_ERROR(lmdb_error("Failed to drop m_txs: ", result).c_str()));
+ if (auto result = mdb_drop(txn, m_txs_pruned, 0))
+ throw0(DB_ERROR(lmdb_error("Failed to drop m_txs_pruned: ", result).c_str()));
+ if (auto result = mdb_drop(txn, m_txs_prunable, 0))
+ throw0(DB_ERROR(lmdb_error("Failed to drop m_txs_prunable: ", result).c_str()));
+ if (auto result = mdb_drop(txn, m_txs_prunable_hash, 0))
+ throw0(DB_ERROR(lmdb_error("Failed to drop m_txs_prunable_hash: ", result).c_str()));
if (auto result = mdb_drop(txn, m_tx_indices, 0))
throw0(DB_ERROR(lmdb_error("Failed to drop m_tx_indices: ", result).c_str()));
if (auto result = mdb_drop(txn, m_tx_outputs, 0))
@@ -2063,7 +2118,6 @@ bool BlockchainLMDB::tx_exists(const crypto::hash& h) const
TXN_PREFIX_RDONLY();
RCURSOR(tx_indices);
- RCURSOR(txs);
MDB_val_set(key, h);
bool tx_found = false;
@@ -2075,8 +2129,6 @@ bool BlockchainLMDB::tx_exists(const crypto::hash& h) const
else if (get_result != MDB_NOTFOUND)
throw0(DB_ERROR(lmdb_error(std::string("DB error attempting to fetch transaction index from hash ") + epee::string_tools::pod_to_hex(h) + ": ", get_result).c_str()));
- // This isn't needed as part of the check. we're not checking consistency of db.
- // get_result = mdb_cursor_get(m_cur_txs, &val_tx_index, &result, MDB_SET);
TIME_MEASURE_FINISH(time1);
time_tx_exists += time1;
@@ -2088,11 +2140,6 @@ bool BlockchainLMDB::tx_exists(const crypto::hash& h) const
return false;
}
- // Below not needed due to above comment.
- // if (get_result == MDB_NOTFOUND)
- // throw0(DB_ERROR(std::string("transaction with hash ").append(epee::string_tools::pod_to_hex(h)).append(" not found at index").c_str()));
- // else if (get_result)
- // throw0(DB_ERROR(lmdb_error(std::string("DB error attempting to fetch transaction ") + epee::string_tools::pod_to_hex(h) + " at index: ", get_result).c_str()));
return true;
}
@@ -2158,7 +2205,43 @@ bool BlockchainLMDB::get_tx_blob(const crypto::hash& h, cryptonote::blobdata &bd
TXN_PREFIX_RDONLY();
RCURSOR(tx_indices);
- RCURSOR(txs);
+ RCURSOR(txs_pruned);
+ RCURSOR(txs_prunable);
+
+ MDB_val_set(v, h);
+ MDB_val result0, result1;
+ auto get_result = mdb_cursor_get(m_cur_tx_indices, (MDB_val *)&zerokval, &v, MDB_GET_BOTH);
+ if (get_result == 0)
+ {
+ txindex *tip = (txindex *)v.mv_data;
+ MDB_val_set(val_tx_id, tip->data.tx_id);
+ get_result = mdb_cursor_get(m_cur_txs_pruned, &val_tx_id, &result0, MDB_SET);
+ if (get_result == 0)
+ {
+ get_result = mdb_cursor_get(m_cur_txs_prunable, &val_tx_id, &result1, MDB_SET);
+ }
+ }
+ if (get_result == MDB_NOTFOUND)
+ return false;
+ else if (get_result)
+ throw0(DB_ERROR(lmdb_error("DB error attempting to fetch tx from hash", get_result).c_str()));
+
+ bd.assign(reinterpret_cast<char*>(result0.mv_data), result0.mv_size);
+ bd.append(reinterpret_cast<char*>(result1.mv_data), result1.mv_size);
+
+ TXN_POSTFIX_RDONLY();
+
+ return true;
+}
+
+bool BlockchainLMDB::get_pruned_tx_blob(const crypto::hash& h, cryptonote::blobdata &bd) const
+{
+ LOG_PRINT_L3("BlockchainLMDB::" << __func__);
+ check_open();
+
+ TXN_PREFIX_RDONLY();
+ RCURSOR(tx_indices);
+ RCURSOR(txs_pruned);
MDB_val_set(v, h);
MDB_val result;
@@ -2167,7 +2250,7 @@ bool BlockchainLMDB::get_tx_blob(const crypto::hash& h, cryptonote::blobdata &bd
{
txindex *tip = (txindex *)v.mv_data;
MDB_val_set(val_tx_id, tip->data.tx_id);
- get_result = mdb_cursor_get(m_cur_txs, &val_tx_id, &result, MDB_SET);
+ get_result = mdb_cursor_get(m_cur_txs_pruned, &val_tx_id, &result, MDB_SET);
}
if (get_result == MDB_NOTFOUND)
return false;
@@ -2181,6 +2264,36 @@ bool BlockchainLMDB::get_tx_blob(const crypto::hash& h, cryptonote::blobdata &bd
return true;
}
+bool BlockchainLMDB::get_prunable_tx_hash(const crypto::hash& tx_hash, crypto::hash &prunable_hash) const
+{
+ LOG_PRINT_L3("BlockchainLMDB::" << __func__);
+ check_open();
+
+ TXN_PREFIX_RDONLY();
+ RCURSOR(tx_indices);
+ RCURSOR(txs_prunable_hash);
+
+ MDB_val_set(v, tx_hash);
+ MDB_val result, val_tx_prunable_hash;
+ auto get_result = mdb_cursor_get(m_cur_tx_indices, (MDB_val *)&zerokval, &v, MDB_GET_BOTH);
+ if (get_result == 0)
+ {
+ txindex *tip = (txindex *)v.mv_data;
+ MDB_val_set(val_tx_id, tip->data.tx_id);
+ get_result = mdb_cursor_get(m_cur_txs_prunable_hash, &val_tx_id, &result, MDB_SET);
+ }
+ if (get_result == MDB_NOTFOUND)
+ return false;
+ else if (get_result)
+ throw0(DB_ERROR(lmdb_error("DB error attempting to fetch tx prunable hash from tx hash", get_result).c_str()));
+
+ prunable_hash = *(const crypto::hash*)result.mv_data;
+
+ TXN_POSTFIX_RDONLY();
+
+ return true;
+}
+
uint64_t BlockchainLMDB::get_tx_count() const
{
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
@@ -2190,8 +2303,8 @@ uint64_t BlockchainLMDB::get_tx_count() const
int result;
MDB_stat db_stats;
- if ((result = mdb_stat(m_txn, m_txs, &db_stats)))
- throw0(DB_ERROR(lmdb_error("Failed to query m_txs: ", result).c_str()));
+ if ((result = mdb_stat(m_txn, m_txs_pruned, &db_stats)))
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs_pruned: ", result).c_str()));
TXN_POSTFIX_RDONLY();
@@ -2267,7 +2380,6 @@ output_data_t BlockchainLMDB::get_output_key(const uint64_t &global_index) const
TXN_PREFIX_RDONLY();
RCURSOR(output_txs);
RCURSOR(tx_indices);
- RCURSOR(txs);
output_data_t od;
MDB_val_set(v, global_index);
@@ -2287,7 +2399,7 @@ output_data_t BlockchainLMDB::get_output_key(const uint64_t &global_index) const
txindex *tip = (txindex *)val_h.mv_data;
MDB_val_set(val_tx_id, tip->data.tx_id);
MDB_val result;
- get_result = mdb_cursor_get(m_cur_txs, &val_tx_id, &result, MDB_SET);
+ get_result = mdb_cursor_get(m_cur_txs_pruned, &val_tx_id, &result, MDB_SET);
if (get_result == MDB_NOTFOUND)
throw1(TX_DNE(std::string("tx with hash ").append(epee::string_tools::pod_to_hex(ot->tx_hash)).append(" not found in db").c_str()));
else if (get_result)
@@ -2297,7 +2409,7 @@ output_data_t BlockchainLMDB::get_output_key(const uint64_t &global_index) const
bd.assign(reinterpret_cast<char*>(result.mv_data), result.mv_size);
transaction tx;
- if (!parse_and_validate_tx_from_blob(bd, tx))
+ if (!parse_and_validate_tx_base_from_blob(bd, tx))
throw0(DB_ERROR("Failed to parse tx from blob retrieved from the db"));
const tx_out tx_output = tx.vout[ot->local_index];
@@ -2516,13 +2628,14 @@ bool BlockchainLMDB::for_blocks_range(const uint64_t& h1, const uint64_t& h2, st
return fret;
}
-bool BlockchainLMDB::for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)> f) const
+bool BlockchainLMDB::for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)> f, bool pruned) const
{
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
check_open();
TXN_PREFIX_RDONLY();
- RCURSOR(txs);
+ RCURSOR(txs_pruned);
+ RCURSOR(txs_prunable);
RCURSOR(tx_indices);
MDB_val k;
@@ -2543,16 +2656,29 @@ bool BlockchainLMDB::for_all_transactions(std::function<bool(const crypto::hash&
const crypto::hash hash = ti->key;
k.mv_data = (void *)&ti->data.tx_id;
k.mv_size = sizeof(ti->data.tx_id);
- ret = mdb_cursor_get(m_cur_txs, &k, &v, MDB_SET);
+
+ ret = mdb_cursor_get(m_cur_txs_pruned, &k, &v, MDB_SET);
if (ret == MDB_NOTFOUND)
break;
if (ret)
throw0(DB_ERROR(lmdb_error("Failed to enumerate transactions: ", ret).c_str()));
+ transaction tx;
blobdata bd;
bd.assign(reinterpret_cast<char*>(v.mv_data), v.mv_size);
- transaction tx;
- if (!parse_and_validate_tx_from_blob(bd, tx))
- throw0(DB_ERROR("Failed to parse tx from blob retrieved from the db"));
+ if (pruned)
+ {
+ if (!parse_and_validate_tx_base_from_blob(bd, tx))
+ throw0(DB_ERROR("Failed to parse tx from blob retrieved from the db"));
+ }
+ else
+ {
+ ret = mdb_cursor_get(m_cur_txs_prunable, &k, &v, MDB_SET);
+ if (ret)
+ throw0(DB_ERROR(lmdb_error("Failed to get prunable tx data the db: ", ret).c_str()));
+ bd.append(reinterpret_cast<char*>(v.mv_data), v.mv_size);
+ if (!parse_and_validate_tx_from_blob(bd, tx))
+ throw0(DB_ERROR("Failed to parse tx from blob retrieved from the db"));
+ }
if (!f(hash, tx)) {
fret = false;
break;
@@ -3311,7 +3437,7 @@ void BlockchainLMDB::fixup()
ptr = (char *)k.mv_data; \
ptr[sizeof(name)-2] = 's'
-#define LOGIF(y) if (ELPP->vRegistry()->allowed(y, MONERO_DEFAULT_LOG_CATEGORY))
+#define LOGIF(y) if (ELPP->vRegistry()->allowed(y, "global"))
void BlockchainLMDB::migrate_0_1()
{
@@ -3322,7 +3448,7 @@ void BlockchainLMDB::migrate_0_1()
MDB_val k, v;
char *ptr;
- MLOG_YELLOW(el::Level::Info, "Migrating blockchain from DB version 0 to 1 - this may take a while:");
+ MGINFO_YELLOW("Migrating blockchain from DB version 0 to 1 - this may take a while:");
MINFO("updating blocks, hf_versions, outputs, txs, and spent_keys tables...");
do {
@@ -3847,11 +3973,155 @@ void BlockchainLMDB::migrate_0_1()
txn.commit();
}
+void BlockchainLMDB::migrate_1_2()
+{
+ LOG_PRINT_L3("BlockchainLMDB::" << __func__);
+ uint64_t i, z;
+ int result;
+ mdb_txn_safe txn(false);
+ MDB_val k, v;
+ char *ptr;
+
+ MGINFO_YELLOW("Migrating blockchain from DB version 1 to 2 - this may take a while:");
+ MINFO("updating txs_pruned and txs_prunable tables...");
+
+ do {
+ result = mdb_txn_begin(m_env, NULL, 0, txn);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to create a transaction for the db: ", result).c_str()));
+
+ MDB_stat db_stats_txs;
+ MDB_stat db_stats_txs_pruned;
+ MDB_stat db_stats_txs_prunable;
+ MDB_stat db_stats_txs_prunable_hash;
+ if ((result = mdb_stat(txn, m_txs, &db_stats_txs)))
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs: ", result).c_str()));
+ if ((result = mdb_stat(txn, m_txs_pruned, &db_stats_txs_pruned)))
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs_pruned: ", result).c_str()));
+ if ((result = mdb_stat(txn, m_txs_prunable, &db_stats_txs_prunable)))
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs_prunable: ", result).c_str()));
+ if ((result = mdb_stat(txn, m_txs_prunable_hash, &db_stats_txs_prunable_hash)))
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs_prunable_hash: ", result).c_str()));
+ if (db_stats_txs_pruned.ms_entries != db_stats_txs_prunable.ms_entries)
+ throw0(DB_ERROR("Mismatched sizes for txs_pruned and txs_prunable"));
+ if (db_stats_txs_pruned.ms_entries == db_stats_txs.ms_entries)
+ {
+ txn.commit();
+ MINFO("txs already migrated");
+ break;
+ }
+
+ MINFO("updating txs tables:");
+
+ MDB_cursor *c_old, *c_cur0, *c_cur1, *c_cur2;
+ i = 0;
+
+ while(1) {
+ if (!(i % 1000)) {
+ if (i) {
+ result = mdb_stat(txn, m_txs, &db_stats_txs);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to query m_txs: ", result).c_str()));
+ LOGIF(el::Level::Info) {
+ std::cout << i << " / " << (i + db_stats_txs.ms_entries) << " \r" << std::flush;
+ }
+ txn.commit();
+ result = mdb_txn_begin(m_env, NULL, 0, txn);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to create a transaction for the db: ", result).c_str()));
+ }
+ result = mdb_cursor_open(txn, m_txs_pruned, &c_cur0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to open a cursor for txs_pruned: ", result).c_str()));
+ result = mdb_cursor_open(txn, m_txs_prunable, &c_cur1);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to open a cursor for txs_prunable: ", result).c_str()));
+ result = mdb_cursor_open(txn, m_txs_prunable_hash, &c_cur2);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to open a cursor for txs_prunable_hash: ", result).c_str()));
+ result = mdb_cursor_open(txn, m_txs, &c_old);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to open a cursor for txs: ", result).c_str()));
+ if (!i) {
+ i = db_stats_txs_pruned.ms_entries;
+ }
+ }
+ MDB_val_set(k, i);
+ result = mdb_cursor_get(c_old, &k, &v, MDB_SET);
+ if (result == MDB_NOTFOUND) {
+ txn.commit();
+ break;
+ }
+ else if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to get a record from txs: ", result).c_str()));
+
+ cryptonote::blobdata bd;
+ bd.assign(reinterpret_cast<char*>(v.mv_data), v.mv_size);
+ transaction tx;
+ if (!parse_and_validate_tx_from_blob(bd, tx))
+ throw0(DB_ERROR("Failed to parse tx from blob retrieved from the db"));
+ std::stringstream ss;
+ binary_archive<true> ba(ss);
+ bool r = tx.serialize_base(ba);
+ if (!r)
+ throw0(DB_ERROR("Failed to serialize pruned tx"));
+ std::string pruned = ss.str();
+
+ if (pruned.size() > bd.size())
+ throw0(DB_ERROR("Pruned tx is larger than raw tx"));
+ if (memcmp(pruned.data(), bd.data(), pruned.size()))
+ throw0(DB_ERROR("Pruned tx is not a prefix of the raw tx"));
+
+ MDB_val nv;
+ nv.mv_data = (void*)pruned.data();
+ nv.mv_size = pruned.size();
+ result = mdb_cursor_put(c_cur0, (MDB_val *)&k, &nv, 0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to put a record into txs_pruned: ", result).c_str()));
+
+ nv.mv_data = (void*)(bd.data() + pruned.size());
+ nv.mv_size = bd.size() - pruned.size();
+ result = mdb_cursor_put(c_cur1, (MDB_val *)&k, &nv, 0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to put a record into txs_prunable: ", result).c_str()));
+
+ if (tx.version > 1)
+ {
+ crypto::hash prunable_hash = get_transaction_prunable_hash(tx);
+ MDB_val_set(val_prunable_hash, prunable_hash);
+ result = mdb_cursor_put(c_cur2, (MDB_val *)&k, &val_prunable_hash, 0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to put a record into txs_prunable_hash: ", result).c_str()));
+ }
+
+ result = mdb_cursor_del(c_old, 0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to delete a record from txs: ", result).c_str()));
+
+ i++;
+ }
+ } while(0);
+
+ uint32_t version = 2;
+ v.mv_data = (void *)&version;
+ v.mv_size = sizeof(version);
+ MDB_val_copy<const char *> vk("version");
+ result = mdb_txn_begin(m_env, NULL, 0, txn);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to create a transaction for the db: ", result).c_str()));
+ result = mdb_put(txn, m_properties, &vk, &v, 0);
+ if (result)
+ throw0(DB_ERROR(lmdb_error("Failed to update version for the db: ", result).c_str()));
+ txn.commit();
+}
+
void BlockchainLMDB::migrate(const uint32_t oldversion)
{
switch(oldversion) {
case 0:
migrate_0_1(); /* FALLTHRU */
+ case 1:
+ migrate_1_2(); /* FALLTHRU */
default:
;
}
diff --git a/src/blockchain_db/lmdb/db_lmdb.h b/src/blockchain_db/lmdb/db_lmdb.h
index f1773bac8..cc1b06ca0 100644
--- a/src/blockchain_db/lmdb/db_lmdb.h
+++ b/src/blockchain_db/lmdb/db_lmdb.h
@@ -50,6 +50,9 @@ typedef struct mdb_txn_cursors
MDB_cursor *m_txc_output_amounts;
MDB_cursor *m_txc_txs;
+ MDB_cursor *m_txc_txs_pruned;
+ MDB_cursor *m_txc_txs_prunable;
+ MDB_cursor *m_txc_txs_prunable_hash;
MDB_cursor *m_txc_tx_indices;
MDB_cursor *m_txc_tx_outputs;
@@ -67,6 +70,9 @@ typedef struct mdb_txn_cursors
#define m_cur_output_txs m_cursors->m_txc_output_txs
#define m_cur_output_amounts m_cursors->m_txc_output_amounts
#define m_cur_txs m_cursors->m_txc_txs
+#define m_cur_txs_pruned m_cursors->m_txc_txs_pruned
+#define m_cur_txs_prunable m_cursors->m_txc_txs_prunable
+#define m_cur_txs_prunable_hash m_cursors->m_txc_txs_prunable_hash
#define m_cur_tx_indices m_cursors->m_txc_tx_indices
#define m_cur_tx_outputs m_cursors->m_txc_tx_outputs
#define m_cur_spent_keys m_cursors->m_txc_spent_keys
@@ -83,6 +89,9 @@ typedef struct mdb_rflags
bool m_rf_output_txs;
bool m_rf_output_amounts;
bool m_rf_txs;
+ bool m_rf_txs_pruned;
+ bool m_rf_txs_prunable;
+ bool m_rf_txs_prunable_hash;
bool m_rf_tx_indices;
bool m_rf_tx_outputs;
bool m_rf_spent_keys;
@@ -218,6 +227,8 @@ public:
virtual uint64_t get_tx_unlock_time(const crypto::hash& h) const;
virtual bool get_tx_blob(const crypto::hash& h, cryptonote::blobdata &tx) const;
+ virtual bool get_pruned_tx_blob(const crypto::hash& h, cryptonote::blobdata &tx) const;
+ virtual bool get_prunable_tx_hash(const crypto::hash& tx_hash, crypto::hash &prunable_hash) const;
virtual uint64_t get_tx_count() const;
@@ -254,7 +265,7 @@ public:
virtual bool for_all_key_images(std::function<bool(const crypto::key_image&)>) const;
virtual bool for_blocks_range(const uint64_t& h1, const uint64_t& h2, std::function<bool(uint64_t, const crypto::hash&, const cryptonote::block&)>) const;
- virtual bool for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)>) const;
+ virtual bool for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)>, bool pruned) const;
virtual bool for_all_outputs(std::function<bool(uint64_t amount, const crypto::hash &tx_hash, uint64_t height, size_t tx_idx)> f) const;
virtual bool for_all_outputs(uint64_t amount, const std::function<bool(uint64_t height)> &f) const;
@@ -311,7 +322,7 @@ private:
virtual void remove_block();
- virtual uint64_t add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash);
+ virtual uint64_t add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prunable_hash);
virtual void remove_transaction_data(const crypto::hash& tx_hash, const transaction& tx);
@@ -373,6 +384,9 @@ private:
// migrate from DB version 0 to 1
void migrate_0_1();
+ // migrate from DB version 1 to 2
+ void migrate_1_2();
+
void cleanup_batch();
private:
@@ -383,6 +397,9 @@ private:
MDB_dbi m_block_info;
MDB_dbi m_txs;
+ MDB_dbi m_txs_pruned;
+ MDB_dbi m_txs_prunable;
+ MDB_dbi m_txs_prunable_hash;
MDB_dbi m_tx_indices;
MDB_dbi m_tx_outputs;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 00:28:59 +0000