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rpc: fix get_block_hashes.bin from wallet on pruned blockchain 

We want to get all blocks here, even pruned ones
This commit is contained in:
moneromooo-monero 2019-04-15 12:29:47 +00:00
parent bb0ef5b1f2
commit d009f6dd61
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GPG Key ID: 686F07454D6CEFC3
4 changed files with 14 additions and 14 deletions
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14
src/cryptonote_core/blockchain.cpp
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@ -2284,7 +2284,7 @@ bool Blockchain::get_transactions(const t_ids_container& txs_ids, t_tx_container
// Find the split point between us and foreign blockchain and return
// (by reference) the most recent common block hash along with up to
// BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT additional (more recent) hashes.
bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, uint64_t& start_height, uint64_t& current_height) const
bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, uint64_t& start_height, uint64_t& current_height, bool clip_pruned) const
{
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_blockchain_lock);
@ -2297,9 +2297,13 @@ bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qbloc
m_db->block_txn_start(true);
current_height = get_current_blockchain_height();
const uint32_t pruning_seed = get_blockchain_pruning_seed();
start_height = tools::get_next_unpruned_block_height(start_height, current_height, pruning_seed);
uint64_t stop_height = tools::get_next_pruned_block_height(start_height, current_height, pruning_seed);
uint64_t stop_height = current_height;
if (clip_pruned)
{
const uint32_t pruning_seed = get_blockchain_pruning_seed();
start_height = tools::get_next_unpruned_block_height(start_height, current_height, pruning_seed);
stop_height = tools::get_next_pruned_block_height(start_height, current_height, pruning_seed);
}
size_t count = 0;
hashes.reserve(std::min((size_t)(stop_height - start_height), (size_t)BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT));
for(size_t i = start_height; i < stop_height && count < BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT; i++, count++)
@ -2316,7 +2320,7 @@ bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qbloc
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_blockchain_lock);
bool result = find_blockchain_supplement(qblock_ids, resp.m_block_ids, resp.start_height, resp.total_height);
bool result = find_blockchain_supplement(qblock_ids, resp.m_block_ids, resp.start_height, resp.total_height, true);
if (result)
{
cryptonote::difficulty_type wide_cumulative_difficulty = m_db->get_block_cumulative_difficulty(resp.total_height - 1);

3
src/cryptonote_core/blockchain.h
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@ -394,10 +394,11 @@ namespace cryptonote
* @param hashes the hashes to be returned, return-by-reference
* @param start_height the start height, return-by-reference
* @param current_height the current blockchain height, return-by-reference
* @param clip_pruned whether to constrain results to unpruned data
*
* @return true if a block found in common, else false
*/
bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, uint64_t& start_height, uint64_t& current_height) const;
bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, uint64_t& start_height, uint64_t& current_height, bool clip_pruned) const;
/**
* @brief get recent block hashes for a foreign chain

9
src/rpc/core_rpc_server.cpp
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@ -432,17 +432,12 @@ namespace cryptonote
if (use_bootstrap_daemon_if_necessary<COMMAND_RPC_GET_HASHES_FAST>(invoke_http_mode::BIN, "/gethashes.bin", req, res, r))
return r;
NOTIFY_RESPONSE_CHAIN_ENTRY::request resp;
resp.start_height = req.start_height;
if(!m_core.find_blockchain_supplement(req.block_ids, resp))
res.start_height = req.start_height;
if(!m_core.get_blockchain_storage().find_blockchain_supplement(req.block_ids, res.m_block_ids, res.start_height, res.current_height, false))
{
res.status = "Failed";
return false;
}
res.current_height = resp.total_height;
res.start_height = resp.start_height;
res.m_block_ids = std::move(resp.m_block_ids);
res.status = CORE_RPC_STATUS_OK;
return true;

2
src/rpc/daemon_handler.cpp
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@ -141,7 +141,7 @@ namespace rpc
auto& chain = m_core.get_blockchain_storage();
if (!chain.find_blockchain_supplement(req.known_hashes, res.hashes, res.start_height, res.current_height))
if (!chain.find_blockchain_supplement(req.known_hashes, res.hashes, res.start_height, res.current_height, false))
{
res.status = Message::STATUS_FAILED;
res.error_details = "Blockchain::find_blockchain_supplement() returned false";