diff options
| -rw-r--r-- | src/cryptonote_core/blockchain.cpp | 14 | ||||
| -rw-r--r-- | src/cryptonote_core/blockchain.h | 7 |
2 files changed, 15 insertions, 6 deletions
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index 2638a724b..0661b8409 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -1210,6 +1210,12 @@ bool Blockchain::create_block_template(block& b, const account_public_address& m b.prev_id = get_tail_id(); b.timestamp = time(NULL); + uint64_t median_ts; + if (!check_block_timestamp(b, median_ts)) + { + b.timestamp = median_ts; + } + diffic = get_difficulty_for_next_block(); CHECK_AND_ASSERT_MES(diffic, false, "difficulty overhead."); @@ -3182,10 +3188,10 @@ uint64_t Blockchain::get_adjusted_time() const } //------------------------------------------------------------------ //TODO: revisit, has changed a bit on upstream -bool Blockchain::check_block_timestamp(std::vector<uint64_t>& timestamps, const block& b) const +bool Blockchain::check_block_timestamp(std::vector<uint64_t>& timestamps, const block& b, uint64_t& median_ts) const { LOG_PRINT_L3("Blockchain::" << __func__); - uint64_t median_ts = epee::misc_utils::median(timestamps); + median_ts = epee::misc_utils::median(timestamps); if(b.timestamp < median_ts) { @@ -3203,7 +3209,7 @@ bool Blockchain::check_block_timestamp(std::vector<uint64_t>& timestamps, const // true if the block's timestamp is not less than the timestamp of the // median of the selected blocks // false otherwise -bool Blockchain::check_block_timestamp(const block& b) const +bool Blockchain::check_block_timestamp(const block& b, uint64_t& median_ts) const { LOG_PRINT_L3("Blockchain::" << __func__); if(b.timestamp > get_adjusted_time() + CRYPTONOTE_BLOCK_FUTURE_TIME_LIMIT) @@ -3228,7 +3234,7 @@ bool Blockchain::check_block_timestamp(const block& b) const timestamps.push_back(m_db->get_block_timestamp(offset)); } - return check_block_timestamp(timestamps, b); + return check_block_timestamp(timestamps, b, median_ts); } //------------------------------------------------------------------ void Blockchain::return_tx_to_pool(std::vector<transaction> &txs) diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h index 3dd9a6d69..769e608ca 100644 --- a/src/cryptonote_core/blockchain.h +++ b/src/cryptonote_core/blockchain.h @@ -1300,10 +1300,12 @@ namespace cryptonote * false otherwise * * @param b the block to be checked + * @param median_ts return-by-reference the median of timestamps * * @return true if the block's timestamp is valid, otherwise false */ - bool check_block_timestamp(const block& b) const; + bool check_block_timestamp(const block& b, uint64_t& median_ts) const; + bool check_block_timestamp(const block& b) const { uint64_t median_ts; return check_block_timestamp(b, median_ts); } /** * @brief checks a block's timestamp @@ -1316,7 +1318,8 @@ namespace cryptonote * * @return true if the block's timestamp is valid, otherwise false */ - bool check_block_timestamp(std::vector<uint64_t>& timestamps, const block& b) const; + bool check_block_timestamp(std::vector<uint64_t>& timestamps, const block& b, uint64_t& median_ts) const; + bool check_block_timestamp(std::vector<uint64_t>& timestamps, const block& b) const { uint64_t median_ts; return check_block_timestamp(timestamps, b, median_ts); } /** * @brief get the "adjusted time" |