SERVER-57064 Log create index and dropIndex(es) on mongos

2 files changed, 23 insertions, 10 deletions

diff --git a/src/mongo/s/commands/cluster_create_indexes_cmd.cpp b/src/mongo/s/commands/cluster_create_indexes_cmd.cpp
index 89173b4f555..c0d5d1d1b7a 100644
--- a/src/mongo/s/commands/cluster_create_indexes_cmd.cpp
+++ b/src/mongo/s/commands/cluster_create_indexes_cmd.cpp
@@ -76,11 +76,17 @@ public:
         auto shardResponses = dispatchCommandAssertCollectionExistsOnAtLeastOneShard(
             opCtx, nss, ReadPreference::PrimaryOnly, cmdObj);
 
-        return appendRawResponses(opCtx,
-                                  &errmsg,
-                                  &output,
-                                  std::move(shardResponses),
-                                  {ErrorCodes::CannotImplicitlyCreateCollection});
+        const bool ok = appendRawResponses(opCtx,
+                                           &errmsg,
+                                           &output,
+                                           std::move(shardResponses),
+                                           {ErrorCodes::CannotImplicitlyCreateCollection});
+
+        if (ok) {
+            log() << "Indexes created on namespace " << nss;
+        }
+
+        return ok;
     }
 
 } createIndexesCmd;
diff --git a/src/mongo/s/commands/cluster_drop_indexes_cmd.cpp b/src/mongo/s/commands/cluster_drop_indexes_cmd.cpp
index 9dca911b224..691026712cb 100644
--- a/src/mongo/s/commands/cluster_drop_indexes_cmd.cpp
+++ b/src/mongo/s/commands/cluster_drop_indexes_cmd.cpp
@@ -83,11 +83,18 @@ public:
             CommandHelpers::filterCommandRequestForPassthrough(cmdObj),
             ReadPreferenceSetting::get(opCtx),
             Shard::RetryPolicy::kNotIdempotent);
-        return appendRawResponses(opCtx,
-                                  &errmsg,
-                                  &output,
-                                  std::move(shardResponses),
-                                  {ErrorCodes::NamespaceNotFound, ErrorCodes::IndexNotFound});
+        const bool ok =
+            appendRawResponses(opCtx,
+                               &errmsg,
+                               &output,
+                               std::move(shardResponses),
+                               {ErrorCodes::NamespaceNotFound, ErrorCodes::IndexNotFound});
+
+        if (ok) {
+            log() << "Indexes dropped on namespace " << nss;
+        }
+
+        return ok;
     }
 
 } dropIndexesCmd;