avoid sending last prepare.

boscore · Aug 26, 2019 · b097d3e · b097d3e
1 parent 889161d
commit b097d3e
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/libraries/chain/pbft.cpp b/libraries/chain/pbft.cpp
@@ -301,7 +301,9 @@ namespace eosio {
             set_view_change_timer(0);
 
             set_current(std::make_shared<psm_committed_state>(*this, pbft_db));
-            emit(pbft_transit_to_committed, true);
+            if (!get_prepare_cache().empty()) {
+                emit(pbft_transit_to_committed, true);
+            }
         }
 
         void psm_machine::transit_to_prepared_state() {

diff --git a/libraries/chain/pbft_database.cpp b/libraries/chain/pbft_database.cpp
@@ -223,7 +223,8 @@ namespace eosio {
 
                 if (high_watermark_block_num <= lib) return prepares_to_be_cached;
 
-                if (auto hwbs = ctrl.fork_db().get_block_in_current_chain_by_num(high_watermark_block_num)) {
+                auto hwbs = ctrl.fork_db().get_block_in_current_chain_by_num(high_watermark_block_num);
+                if ( hwbs && hwbs->id != my_prepare) {
                     auto sent = false;
                     for (const auto& sp : my_sps) {
                         pbft_prepare new_p;