SERVER-48417 Test that multi-node sets resume index builds from the drain writes phase

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mongo/db/index_builds_coordinator_mongod.cpp b/src/mongo/db/index_builds_coordinator_mongod.cpp
index e6d7c2544e0..0d08ee0e8de 100644
--- a/src/mongo/db/index_builds_coordinator_mongod.cpp
+++ b/src/mongo/db/index_builds_coordinator_mongod.cpp
@@ -58,6 +58,7 @@ namespace mongo {
 namespace {
 
 MONGO_FAIL_POINT_DEFINE(hangBeforeInitializingIndexBuild);
+MONGO_FAIL_POINT_DEFINE(hangIndexBuildAfterSignalPrimaryForCommitReadiness);
 
 const StringData kMaxNumActiveUserIndexBuildsServerParameterName = "maxNumActiveUserIndexBuilds"_sd;
 
@@ -635,6 +636,11 @@ void IndexBuildsCoordinatorMongod::_signalPrimaryForCommitReadiness(
             break;
         }
     }
+
+    if (MONGO_unlikely(hangIndexBuildAfterSignalPrimaryForCommitReadiness.shouldFail())) {
+        LOGV2(4841707, "Hanging index build after signaling the primary for commit readiness");
+        hangIndexBuildAfterSignalPrimaryForCommitReadiness.pauseWhileSet(opCtx);
+    }
     return;
 }