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Merge pull request #7681

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c57ef7f wallet2: Fix rescan_bc keep_ki option (Nathan Dorfman)
This commit is contained in:
luigi1111 2021-05-12 15:30:05 -05:00
commit 7d0927f8ad
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GPG Key ID: F4ACA0183641E010
3 changed files with 28 additions and 23 deletions
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2
src/simplewallet/simplewallet.cpp
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@ -5895,7 +5895,7 @@ bool simple_wallet::refresh_main(uint64_t start_height, enum ResetType reset, bo
if (reset != ResetNone) if (reset != ResetNone)
{ {
if (reset == ResetSoftKeepKI) if (reset == ResetSoftKeepKI)
height_pre = m_wallet->hash_m_transfers(-1, transfer_hash_pre); height_pre = m_wallet->hash_m_transfers(boost::none, transfer_hash_pre);
m_wallet->rescan_blockchain(reset == ResetHard, false, reset == ResetSoftKeepKI); m_wallet->rescan_blockchain(reset == ResetHard, false, reset == ResetSoftKeepKI);
} }

47
src/wallet/wallet2.cpp
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@ -14189,15 +14189,15 @@ void wallet2::hash_m_transfer(const transfer_details & transfer, crypto::hash &h
KECCAK_CTX state; KECCAK_CTX state;
keccak_init(&state); keccak_init(&state);
keccak_update(&state, (const uint8_t *) transfer.m_txid.data, sizeof(transfer.m_txid.data)); keccak_update(&state, (const uint8_t *) transfer.m_txid.data, sizeof(transfer.m_txid.data));
keccak_update(&state, (const uint8_t *) transfer.m_internal_output_index, sizeof(transfer.m_internal_output_index)); keccak_update(&state, (const uint8_t *) &transfer.m_internal_output_index, sizeof(transfer.m_internal_output_index));
keccak_update(&state, (const uint8_t *) transfer.m_global_output_index, sizeof(transfer.m_global_output_index)); keccak_update(&state, (const uint8_t *) &transfer.m_global_output_index, sizeof(transfer.m_global_output_index));
keccak_update(&state, (const uint8_t *) transfer.m_amount, sizeof(transfer.m_amount)); keccak_update(&state, (const uint8_t *) &transfer.m_amount, sizeof(transfer.m_amount));
keccak_finish(&state, (uint8_t *) hash.data); keccak_finish(&state, (uint8_t *) hash.data);
} }
//---------------------------------------------------------------------------------------------------- //----------------------------------------------------------------------------------------------------
uint64_t wallet2::hash_m_transfers(int64_t transfer_height, crypto::hash &hash) const uint64_t wallet2::hash_m_transfers(boost::optional<uint64_t> transfer_height, crypto::hash &hash) const
{ {
CHECK_AND_ASSERT_THROW_MES(transfer_height > (int64_t)m_transfers.size(), "Hash height is greater than number of transfers"); CHECK_AND_ASSERT_THROW_MES(!transfer_height || *transfer_height <= m_transfers.size(), "Hash height is greater than number of transfers");
KECCAK_CTX state; KECCAK_CTX state;
crypto::hash tmp_hash{}; crypto::hash tmp_hash{};
@ -14205,12 +14205,12 @@ uint64_t wallet2::hash_m_transfers(int64_t transfer_height, crypto::hash &hash)
keccak_init(&state); keccak_init(&state);
for(const transfer_details & transfer : m_transfers){ for(const transfer_details & transfer : m_transfers){
if (transfer_height >= 0 && current_height >= (uint64_t)transfer_height){ if (transfer_height && current_height >= *transfer_height){
break; break;
} }
hash_m_transfer(transfer, tmp_hash); hash_m_transfer(transfer, tmp_hash);
keccak_update(&state, (const uint8_t *) transfer.m_block_height, sizeof(transfer.m_block_height)); keccak_update(&state, (const uint8_t *) &transfer.m_block_height, sizeof(transfer.m_block_height));
keccak_update(&state, (const uint8_t *) tmp_hash.data, sizeof(tmp_hash.data)); keccak_update(&state, (const uint8_t *) tmp_hash.data, sizeof(tmp_hash.data));
current_height += 1; current_height += 1;
} }
@ -14222,23 +14222,28 @@ uint64_t wallet2::hash_m_transfers(int64_t transfer_height, crypto::hash &hash)
void wallet2::finish_rescan_bc_keep_key_images(uint64_t transfer_height, const crypto::hash &hash) void wallet2::finish_rescan_bc_keep_key_images(uint64_t transfer_height, const crypto::hash &hash)
{ {
// Compute hash of m_transfers, if differs there had to be BC reorg. // Compute hash of m_transfers, if differs there had to be BC reorg.
crypto::hash new_transfers_hash{}; if (transfer_height <= m_transfers.size()) {
hash_m_transfers((int64_t) transfer_height, new_transfers_hash); crypto::hash new_transfers_hash{};
hash_m_transfers(transfer_height, new_transfers_hash);
if (new_transfers_hash != hash) if (new_transfers_hash == hash) {
{ // Restore key images in m_transfers from m_key_images
// Soft-Reset to avoid inconsistency in case of BC reorg. for(auto it = m_key_images.begin(); it != m_key_images.end(); it++)
clear_soft(false); // keep_key_images works only with soft reset. {
THROW_WALLET_EXCEPTION_IF(true, error::wallet_internal_error, "Transfers changed during rescan, soft or hard rescan is needed"); THROW_WALLET_EXCEPTION_IF(it->second >= m_transfers.size(),
error::wallet_internal_error,
"Key images cache contains illegal transfer offset");
m_transfers[it->second].m_key_image = it->first;
m_transfers[it->second].m_key_image_known = true;
}
return;
}
} }
// Restore key images in m_transfers from m_key_images // Soft-Reset to avoid inconsistency in case of BC reorg.
for(auto it = m_key_images.begin(); it != m_key_images.end(); it++) clear_soft(false); // keep_key_images works only with soft reset.
{ THROW_WALLET_EXCEPTION_IF(true, error::wallet_internal_error, "Transfers changed during rescan, soft or hard rescan is needed");
THROW_WALLET_EXCEPTION_IF(it->second >= m_transfers.size(), error::wallet_internal_error, "Key images cache contains illegal transfer offset");
m_transfers[it->second].m_key_image = it->first;
m_transfers[it->second].m_key_image_known = true;
}
} }
//---------------------------------------------------------------------------------------------------- //----------------------------------------------------------------------------------------------------
uint64_t wallet2::get_bytes_sent() const uint64_t wallet2::get_bytes_sent() const

2
src/wallet/wallet2.h
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@ -1547,7 +1547,7 @@ private:
bool is_tx_spendtime_unlocked(uint64_t unlock_time, uint64_t block_height); bool is_tx_spendtime_unlocked(uint64_t unlock_time, uint64_t block_height);
void hash_m_transfer(const transfer_details & transfer, crypto::hash &hash) const; void hash_m_transfer(const transfer_details & transfer, crypto::hash &hash) const;
uint64_t hash_m_transfers(int64_t transfer_height, crypto::hash &hash) const; uint64_t hash_m_transfers(boost::optional<uint64_t> transfer_height, crypto::hash &hash) const;
void finish_rescan_bc_keep_key_images(uint64_t transfer_height, const crypto::hash &hash); void finish_rescan_bc_keep_key_images(uint64_t transfer_height, const crypto::hash &hash);
void enable_dns(bool enable) { m_use_dns = enable; } void enable_dns(bool enable) { m_use_dns = enable; }
void set_offline(bool offline = true); void set_offline(bool offline = true);