Merge pull request #6503

f80ab3e cryptonote_protocol: do not request pruned borromean sig txes (moneromooo-monero)

src/cryptonote_protocol/cryptonote_protocol_handler.inl

@@ -1907,6 +1907,10 @@ skip:
     const uint32_t local_stripe = tools::get_pruning_stripe(m_core.get_blockchain_pruning_seed());
     if (local_stripe == 0)
       return false;
+    // don't request pre-bulletprooof pruned blocks, we can't reconstruct their weight (yet)
+    static const uint64_t bp_fork_height = m_core.get_earliest_ideal_height_for_version(8);
+    if (first_block_height + nblocks - 1 < bp_fork_height)
+      return false;
     // assumes the span size is less or equal to the stripe size
     bool full_data_needed = tools::get_pruning_stripe(first_block_height, context.m_remote_blockchain_height, CRYPTONOTE_PRUNING_LOG_STRIPES) == local_stripe
         || tools::get_pruning_stripe(first_block_height + nblocks - 1, context.m_remote_blockchain_height, CRYPTONOTE_PRUNING_LOG_STRIPES) == local_stripe;
@@ -2083,7 +2087,8 @@ skip:
         skip_unneeded_hashes(context, false);
 
         const uint64_t first_block_height = context.m_last_response_height - context.m_needed_objects.size() + 1;
-        bool sync_pruned_blocks = m_sync_pruned_blocks && m_core.get_blockchain_pruning_seed();
+        static const uint64_t bp_fork_height = m_core.get_earliest_ideal_height_for_version(8);
+        bool sync_pruned_blocks = m_sync_pruned_blocks && first_block_height >= bp_fork_height && m_core.get_blockchain_pruning_seed();
         span = m_block_queue.reserve_span(first_block_height, context.m_last_response_height, count_limit, context.m_connection_id, sync_pruned_blocks, m_core.get_blockchain_pruning_seed(), context.m_pruning_seed, context.m_remote_blockchain_height, context.m_needed_objects);
         MDEBUG(context << " span from " << first_block_height << ": " << span.first << "/" << span.second);
         if (span.second > 0)