Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 77 insertions, 0 deletions

diff --git a/src/tools/rbd_mirror/image_map/LoadRequest.h b/src/tools/rbd_mirror/image_map/LoadRequest.h
new file mode 100644
index 000000000..9b1be9685
--- /dev/null
+++ b/src/tools/rbd_mirror/image_map/LoadRequest.h
@@ -0,0 +1,77 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_RBD_MIRROR_IMAGE_MAP_LOAD_REQUEST_H
+#define CEPH_RBD_MIRROR_IMAGE_MAP_LOAD_REQUEST_H
+
+#include "cls/rbd/cls_rbd_types.h"
+#include "include/rados/librados.hpp"
+
+class Context;
+
+namespace librbd { class ImageCtx; }
+
+namespace rbd {
+namespace mirror {
+namespace image_map {
+
+template<typename ImageCtxT = librbd::ImageCtx>
+class LoadRequest {
+public:
+  static LoadRequest *create(librados::IoCtx &ioctx,
+                             std::map<std::string, cls::rbd::MirrorImageMap> *image_mapping,
+                             Context *on_finish) {
+    return new LoadRequest(ioctx, image_mapping, on_finish);
+  }
+
+  void send();
+
+private:
+  /**
+   * @verbatim
+   *
+   *     <start>
+   *        |     . . . . . . . .
+   *        v     v             . MAX_RETURN
+   *  IMAGE_MAP_LIST. . . . . . .
+   *        |
+   *        v
+   *  MIRROR_IMAGE_LIST
+   *        |
+   *        v
+   *  CLEANUP_IMAGE_MAP
+   *        |
+   *        v
+   *    <finish>
+   *
+   * @endverbatim
+   */
+  LoadRequest(librados::IoCtx &ioctx,
+              std::map<std::string, cls::rbd::MirrorImageMap> *image_mapping,
+              Context *on_finish);
+
+  librados::IoCtx &m_ioctx;
+  std::map<std::string, cls::rbd::MirrorImageMap> *m_image_mapping;
+  Context *m_on_finish;
+
+  std::set<std::string> m_global_image_ids;
+
+  bufferlist m_out_bl;
+  std::string m_start_after;
+
+  void image_map_list();
+  void handle_image_map_list(int r);
+
+  void mirror_image_list();
+  void handle_mirror_image_list(int r);
+
+  void cleanup_image_map();
+
+  void finish(int r);
+};
+
+} // namespace image_map
+} // namespace mirror
+} // namespace rbd
+
+#endif // CEPH_RBD_MIRROR_IMAGE_MAP_LOAD_REQUEST_H