SERVER-40336 Use SecureRandom to seed the random number generator in replication coordinator.

(cherry picked from commit c600aa9d7423eca8151daf626e2799d9a6c7b31c)

1 files changed, 2 insertions, 1 deletions

diff --git a/src/mongo/db/db.cpp b/src/mongo/db/db.cpp
index e05ed922183..fd1a3a02c8f 100644
--- a/src/mongo/db/db.cpp
+++ b/src/mongo/db/db.cpp
@@ -112,6 +112,7 @@
 #include "mongo/db/wire_version.h"
 #include "mongo/executor/network_interface_factory.h"
 #include "mongo/platform/process_id.h"
+#include "mongo/platform/random.h"
 #include "mongo/s/client/shard_registry.h"
 #include "mongo/s/grid.h"
 #include "mongo/s/sharding_initialization.h"
@@ -1019,7 +1020,7 @@ MONGO_INITIALIZER_WITH_PREREQUISITES(CreateReplicationManager,
         executor::makeNetworkInterface("NetworkInterfaceASIO-Replication").release(),
         new repl::TopologyCoordinatorImpl(topoCoordOptions),
         storageInterface,
-        static_cast<int64_t>(curTimeMillis64()));
+        std::unique_ptr<SecureRandom>(SecureRandom::create())->nextInt64());
     repl::ReplicationCoordinator::set(serviceContext, std::move(replCoord));
     repl::setOplogCollectionName();
     return Status::OK();