rpc: expose recent median block size in getinfo

2 files changed, 16 insertions, 1 deletions

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 4af987c3b..c3e0a0c60 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -133,7 +133,7 @@ static const uint64_t testnet_hard_fork_version_1_till = 624633;
 
 //------------------------------------------------------------------
 Blockchain::Blockchain(tx_memory_pool& tx_pool) :
-  m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_sz_limit(0),
+  m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_sz_limit(0), m_current_block_cumul_sz_median(0),
   m_enforce_dns_checkpoints(false), m_max_prepare_blocks_threads(4), m_db_blocks_per_sync(1), m_db_sync_mode(db_async), m_db_default_sync(false), m_fast_sync(true), m_show_time_stats(false), m_sync_counter(0), m_cancel(false)
 {
   LOG_PRINT_L3("Blockchain::" << __func__);
@@ -1101,6 +1101,12 @@ uint64_t Blockchain::get_current_cumulative_blocksize_limit() const
   return m_current_block_cumul_sz_limit;
 }
 //------------------------------------------------------------------
+uint64_t Blockchain::get_current_cumulative_blocksize_median() const
+{
+  LOG_PRINT_L3("Blockchain::" << __func__);
+  return m_current_block_cumul_sz_median;
+}
+//------------------------------------------------------------------
 //TODO: This function only needed minor modification to work with BlockchainDB,
 //      and *works*.  As such, to reduce the number of things that might break
 //      in moving to BlockchainDB, this function will remain otherwise
@@ -3518,6 +3524,7 @@ bool Blockchain::update_next_cumulative_size_limit()
   get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
 
   uint64_t median = epee::misc_utils::median(sz);
+  m_current_block_cumul_sz_median = median;
   if(median <= full_reward_zone)
     median = full_reward_zone;
 
diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index 25e573a2c..113c0bf3e 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -637,6 +637,13 @@ namespace cryptonote
     uint64_t get_current_cumulative_blocksize_limit() const;
 
     /**
+     * @brief gets the blocksize median based on recent blocks (same window as for the limit)
+     *
+     * @return the median
+     */
+    uint64_t get_current_cumulative_blocksize_median() const;
+
+    /**
      * @brief gets the difficulty of the block with a given height
      *
      * @param i the height
@@ -962,6 +969,7 @@ namespace cryptonote
     // main chain
     transactions_container m_transactions;
     size_t m_current_block_cumul_sz_limit;
+    size_t m_current_block_cumul_sz_median;
 
     // metadata containers
     std::unordered_map<crypto::hash, std::unordered_map<crypto::key_image, std::vector<output_data_t>>> m_scan_table;