1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 #include "MirrorStatusWatcher.h"
5 #include "common/debug.h"
6 #include "common/errno.h"
7 #include "cls/rbd/cls_rbd_client.h"
8 #include "librbd/Utils.h"
10 #define dout_context g_ceph_context
11 #define dout_subsys ceph_subsys_rbd_mirror
13 #define dout_prefix *_dout << "rbd::mirror::MirrorStatusWatcher: " \
14 << this << " " << __func__ << ": "
19 using librbd::util::create_rados_callback;
22 MirrorStatusWatcher<I>::MirrorStatusWatcher(librados::IoCtx &io_ctx,
23 ContextWQ *work_queue)
24 : Watcher(io_ctx, work_queue, RBD_MIRRORING) {
28 MirrorStatusWatcher<I>::~MirrorStatusWatcher() {
32 void MirrorStatusWatcher<I>::init(Context *on_finish) {
35 on_finish = new FunctionContext(
36 [this, on_finish] (int r) {
38 derr << "error removing down statuses: " << cpp_strerror(r) << dendl;
39 on_finish->complete(r);
42 register_watch(on_finish);
45 librados::ObjectWriteOperation op;
46 librbd::cls_client::mirror_image_status_remove_down(&op);
47 librados::AioCompletion *aio_comp = create_rados_callback(on_finish);
49 int r = m_ioctx.aio_operate(RBD_MIRRORING, aio_comp, &op);
55 void MirrorStatusWatcher<I>::shut_down(Context *on_finish) {
58 unregister_watch(on_finish);
62 void MirrorStatusWatcher<I>::handle_notify(uint64_t notify_id, uint64_t handle,
68 acknowledge_notify(notify_id, handle, out);
74 template class rbd::mirror::MirrorStatusWatcher<librbd::ImageCtx>;