initial code repo

[stor4nfv.git] / src / ceph / src / librbd / journal / RemoveRequest.h

diff --git a/src/ceph/src/librbd/journal/RemoveRequest.h b/src/ceph/src/librbd/journal/RemoveRequest.h
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+++ b/src/ceph/src/librbd/journal/RemoveRequest.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 CEPH_LIBRBD_JOURNAL_REMOVE_REQUEST_H
+#define CEPH_LIBRBD_JOURNAL_REMOVE_REQUEST_H
+
+#include "include/int_types.h"
+#include "include/buffer.h"
+#include "include/rados/librados.hpp"
+#include "include/rbd/librbd.hpp"
+#include "common/Mutex.h"
+#include "librbd/ImageCtx.h"
+#include "journal/Journaler.h"
+#include "librbd/journal/TypeTraits.h"
+
+using librados::IoCtx;
+using journal::Journaler;
+
+class Context;
+class ContextWQ;
+class SafeTimer;
+
+namespace journal {
+  class Journaler;
+}
+
+namespace librbd {
+
+class ImageCtx;
+
+namespace journal {
+
+template<typename ImageCtxT = ImageCtx>
+class RemoveRequest {
+public:
+  static RemoveRequest *create(IoCtx &ioctx, const std::string &image_id,
+                                      const std::string &client_id,
+                                      ContextWQ *op_work_queue, Context *on_finish) {
+    return new RemoveRequest(ioctx, image_id, client_id,
+                                    op_work_queue, on_finish);
+  }
+
+  void send();
+
+private:
+  typedef typename TypeTraits<ImageCtxT>::Journaler Journaler;
+
+  RemoveRequest(IoCtx &ioctx, const std::string &image_id,
+                       const std::string &client_id,
+                       ContextWQ *op_work_queue, Context *on_finish);
+
+  IoCtx &m_ioctx;
+  std::string m_image_id;
+  std::string m_image_client_id;
+  ContextWQ *m_op_work_queue;
+  Context *m_on_finish;
+
+  CephContext *m_cct;
+  Journaler *m_journaler;
+  SafeTimer *m_timer;
+  Mutex *m_timer_lock;
+  int m_r_saved;
+
+  void stat_journal();
+  Context *handle_stat_journal(int *result);
+
+  void init_journaler();
+  Context *handle_init_journaler(int *result);
+
+  void remove_journal();
+  Context *handle_remove_journal(int *result);
+
+  void shut_down_journaler(int r);
+  Context *handle_journaler_shutdown(int *result);
+};
+
+} // namespace journal
+} // namespace librbd
+
+extern template class librbd::journal::RemoveRequest<librbd::ImageCtx>;
+
+#endif // CEPH_LIBRBD_JOURNAL_REMOVE_REQUEST_H