+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include "librbd/mirror/PromoteRequest.h"
-#include "common/dout.h"
-#include "common/errno.h"
-#include "cls/rbd/cls_rbd_client.h"
-#include "librbd/ImageCtx.h"
-#include "librbd/ImageState.h"
-#include "librbd/Journal.h"
-#include "librbd/Utils.h"
-#include "librbd/mirror/GetInfoRequest.h"
-
-#define dout_subsys ceph_subsys_rbd
-#undef dout_prefix
-#define dout_prefix *_dout << "librbd::mirror::PromoteRequest: " << this \
- << " " << __func__ << ": "
-
-namespace librbd {
-namespace mirror {
-
-using librbd::util::create_context_callback;
-
-template <typename I>
-void PromoteRequest<I>::send() {
- get_info();
-}
-
-template <typename I>
-void PromoteRequest<I>::get_info() {
- CephContext *cct = m_image_ctx.cct;
- ldout(cct, 20) << dendl;
-
- auto ctx = create_context_callback<
- PromoteRequest<I>, &PromoteRequest<I>::handle_get_info>(this);
- auto req = GetInfoRequest<I>::create(m_image_ctx, &m_mirror_image,
- &m_promotion_state, ctx);
- req->send();
-}
-
-template <typename I>
-void PromoteRequest<I>::handle_get_info(int r) {
- CephContext *cct = m_image_ctx.cct;
- ldout(cct, 20) << "r=" << r << dendl;
-
- if (r < 0) {
- lderr(cct) << "failed to retrieve mirroring state: " << cpp_strerror(r)
- << dendl;
- finish(r);
- return;
- } else if (m_mirror_image.state != cls::rbd::MIRROR_IMAGE_STATE_ENABLED) {
- lderr(cct) << "mirroring is not currently enabled" << dendl;
- finish(-EINVAL);
- return;
- } else if (m_promotion_state == PROMOTION_STATE_PRIMARY) {
- lderr(cct) << "image is already primary" << dendl;
- finish(-EINVAL);
- return;
- } else if (m_promotion_state == PROMOTION_STATE_NON_PRIMARY && !m_force) {
- lderr(cct) << "image is still primary within a remote cluster" << dendl;
- finish(-EBUSY);
- return;
- }
-
- promote();
-}
-
-template <typename I>
-void PromoteRequest<I>::promote() {
- CephContext *cct = m_image_ctx.cct;
- ldout(cct, 20) << dendl;
-
- auto ctx = create_context_callback<
- PromoteRequest<I>, &PromoteRequest<I>::handle_promote>(this);
- Journal<I>::promote(&m_image_ctx, ctx);
-}
-
-template <typename I>
-void PromoteRequest<I>::handle_promote(int r) {
- CephContext *cct = m_image_ctx.cct;
- ldout(cct, 20) << "r=" << r << dendl;
-
- if (r < 0) {
- lderr(cct) << "failed to promote image: " << cpp_strerror(r)
- << dendl;
- }
-
- finish(r);
-}
-
-template <typename I>
-void PromoteRequest<I>::finish(int r) {
- CephContext *cct = m_image_ctx.cct;
- ldout(cct, 20) << "r=" << r << dendl;
-
- m_on_finish->complete(r);
- delete this;
-}
-
-} // namespace mirror
-} // namespace librbd
-
-template class librbd::mirror::PromoteRequest<librbd::ImageCtx>;