SERVER-57807 Track filenames returned by $backupCursor, in

BackupCursorService

3 files changed, 19 insertions, 1 deletions

diff --git a/src/mongo/db/pipeline/process_interface/stub_mongo_process_interface.h b/src/mongo/db/pipeline/process_interface/stub_mongo_process_interface.h
index bf500cf70e3..4a3973ab030 100644
--- a/src/mongo/db/pipeline/process_interface/stub_mongo_process_interface.h
+++ b/src/mongo/db/pipeline/process_interface/stub_mongo_process_interface.h
@@ -209,7 +209,7 @@ public:
     }
 
     BackupCursorState openBackupCursor(OperationContext* opCtx,
-                                       const StorageEngine::BackupOptions& options) final {
+                                       const StorageEngine::BackupOptions& options) override {
         return BackupCursorState{UUID::gen(), boost::none, nullptr, {}};
     }
 
diff --git a/src/mongo/db/storage/backup_cursor_hooks.cpp b/src/mongo/db/storage/backup_cursor_hooks.cpp
index 8a965ddb40b..68fdfd5c3e5 100644
--- a/src/mongo/db/storage/backup_cursor_hooks.cpp
+++ b/src/mongo/db/storage/backup_cursor_hooks.cpp
@@ -33,6 +33,7 @@
 
 #include "mongo/base/init.h"
 #include "mongo/db/service_context.h"
+#include "mongo/util/assert_util.h"
 
 namespace mongo {
 
@@ -95,4 +96,13 @@ BackupCursorExtendState BackupCursorHooks::extendBackupCursor(OperationContext*
 bool BackupCursorHooks::isBackupCursorOpen() const {
     return false;
 }
+
+bool BackupCursorHooks::isFileReturnedByCursor(const UUID& backupId, std::string filename) {
+    MONGO_UNREACHABLE;
+}
+
+void BackupCursorHooks::addFilename(const UUID& backupId, std::string filename) {
+    MONGO_UNREACHABLE;
+}
+
 }  // namespace mongo
diff --git a/src/mongo/db/storage/backup_cursor_hooks.h b/src/mongo/db/storage/backup_cursor_hooks.h
index 6852d544f25..e166181aa03 100644
--- a/src/mongo/db/storage/backup_cursor_hooks.h
+++ b/src/mongo/db/storage/backup_cursor_hooks.h
@@ -71,6 +71,14 @@ public:
                                                        const Timestamp& extendTo);
 
     virtual bool isBackupCursorOpen() const;
+
+    /**
+     * Returns true if `filename` was returned by the backup cursor `backupId`.
+     * Used to verify filenames passed into $backupFile.
+     */
+    virtual bool isFileReturnedByCursor(const UUID& backupId, std::string filename);
+
+    virtual void addFilename(const UUID& backupId, std::string filename);
 };
 
 }  // namespace mongo