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-rw-r--r--src/tools/rbd_mirror/image_replayer/OpenImageRequest.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/tools/rbd_mirror/image_replayer/OpenImageRequest.h b/src/tools/rbd_mirror/image_replayer/OpenImageRequest.h
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+++ b/src/tools/rbd_mirror/image_replayer/OpenImageRequest.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef RBD_MIRROR_IMAGE_REPLAYER_OPEN_IMAGE_REQUEST_H
+#define RBD_MIRROR_IMAGE_REPLAYER_OPEN_IMAGE_REQUEST_H
+
+#include "include/int_types.h"
+#include "librbd/ImageCtx.h"
+#include <string>
+
+class Context;
+namespace librbd { class ImageCtx; }
+
+namespace rbd {
+namespace mirror {
+namespace image_replayer {
+
+template <typename ImageCtxT = librbd::ImageCtx>
+class OpenImageRequest {
+public:
+ static OpenImageRequest* create(librados::IoCtx &io_ctx,
+ ImageCtxT **image_ctx,
+ const std::string &image_id,
+ bool read_only, Context *on_finish) {
+ return new OpenImageRequest(io_ctx, image_ctx, image_id, read_only,
+ on_finish);
+ }
+
+ OpenImageRequest(librados::IoCtx &io_ctx, ImageCtxT **image_ctx,
+ const std::string &image_id, bool read_only,
+ Context *on_finish);
+
+ void send();
+
+private:
+ /**
+ * @verbatim
+ *
+ * <start>
+ * |
+ * v
+ * OPEN_IMAGE
+ * |
+ * v
+ * <finish>
+ *
+ * @endverbatim
+ */
+ librados::IoCtx &m_io_ctx;
+ ImageCtxT **m_image_ctx;
+ std::string m_image_id;
+ bool m_read_only;
+ Context *m_on_finish;
+
+ void send_open_image();
+ void handle_open_image(int r);
+
+ void send_close_image(int r);
+ void handle_close_image(int r);
+
+ void finish(int r);
+
+};
+
+} // namespace image_replayer
+} // namespace mirror
+} // namespace rbd
+
+extern template class rbd::mirror::image_replayer::OpenImageRequest<librbd::ImageCtx>;
+
+#endif // RBD_MIRROR_IMAGE_REPLAYER_OPEN_IMAGE_REQUEST_H