diff options
Diffstat (limited to 'src/librbd/operation/MetadataRemoveRequest.cc')
-rw-r--r-- | src/librbd/operation/MetadataRemoveRequest.cc | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/librbd/operation/MetadataRemoveRequest.cc b/src/librbd/operation/MetadataRemoveRequest.cc new file mode 100644 index 00000000..828e7a5b --- /dev/null +++ b/src/librbd/operation/MetadataRemoveRequest.cc @@ -0,0 +1,60 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include "librbd/operation/MetadataRemoveRequest.h" +#include "common/dout.h" +#include "common/errno.h" +#include "librbd/ImageCtx.h" + +#define dout_subsys ceph_subsys_rbd +#undef dout_prefix +#define dout_prefix *_dout << "librbd::MetadataRemoveRequest: " + +namespace librbd { +namespace operation { + +template <typename I> +MetadataRemoveRequest<I>::MetadataRemoveRequest(I &image_ctx, + Context *on_finish, + const std::string &key) + : Request<I>(image_ctx, on_finish), m_key(key) { +} + +template <typename I> +void MetadataRemoveRequest<I>::send_op() { + send_metadata_remove(); +} + +template <typename I> +bool MetadataRemoveRequest<I>::should_complete(int r) { + I &image_ctx = this->m_image_ctx; + CephContext *cct = image_ctx.cct; + ldout(cct, 20) << this << " " << __func__ << " r=" << r << dendl; + + if (r < 0) { + lderr(cct) << "encountered error: " << cpp_strerror(r) << dendl; + } + return true; +} + +template <typename I> +void MetadataRemoveRequest<I>::send_metadata_remove() { + I &image_ctx = this->m_image_ctx; + ceph_assert(image_ctx.owner_lock.is_locked()); + + CephContext *cct = image_ctx.cct; + ldout(cct, 20) << this << " " << __func__ << dendl; + + librados::ObjectWriteOperation op; + cls_client::metadata_remove(&op, m_key); + + librados::AioCompletion *comp = this->create_callback_completion(); + int r = image_ctx.md_ctx.aio_operate(image_ctx.header_oid, comp, &op); + ceph_assert(r == 0); + comp->release(); +} + +} // namespace operation +} // namespace librbd + +template class librbd::operation::MetadataRemoveRequest<librbd::ImageCtx>; |