diff options
Diffstat (limited to 'src/cls/2pc_queue/cls_2pc_queue_types.h')
-rw-r--r-- | src/cls/2pc_queue/cls_2pc_queue_types.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/cls/2pc_queue/cls_2pc_queue_types.h b/src/cls/2pc_queue/cls_2pc_queue_types.h new file mode 100644 index 000000000..7c94cdebf --- /dev/null +++ b/src/cls/2pc_queue/cls_2pc_queue_types.h @@ -0,0 +1,62 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +#pragma once + +#include "include/types.h" + +struct cls_2pc_reservation +{ + using id_t = uint32_t; + inline static const id_t NO_ID{0}; + uint64_t size; // how many entries are reserved + ceph::coarse_real_time timestamp; // when the reservation was done (used for cleaning stale reservations) + + cls_2pc_reservation(uint64_t _size, ceph::coarse_real_time _timestamp) : + size(_size), timestamp(_timestamp) {} + + cls_2pc_reservation() = default; + + void encode(ceph::buffer::list& bl) const { + ENCODE_START(1, 1, bl); + encode(size, bl); + encode(timestamp, bl); + ENCODE_FINISH(bl); + } + + void decode(ceph::buffer::list::const_iterator& bl) { + DECODE_START(1, bl); + decode(size, bl); + decode(timestamp, bl); + DECODE_FINISH(bl); + } +}; +WRITE_CLASS_ENCODER(cls_2pc_reservation) + +using cls_2pc_reservations = ceph::unordered_map<cls_2pc_reservation::id_t, cls_2pc_reservation>; + +struct cls_2pc_urgent_data +{ + uint64_t reserved_size{0}; // pending reservations size in bytes + cls_2pc_reservation::id_t last_id{cls_2pc_reservation::NO_ID}; // last allocated id + cls_2pc_reservations reservations; // reservation list (keyed by id) + bool has_xattrs{false}; + + void encode(ceph::buffer::list& bl) const { + ENCODE_START(1, 1, bl); + encode(reserved_size, bl); + encode(last_id, bl); + encode(reservations, bl); + encode(has_xattrs, bl); + ENCODE_FINISH(bl); + } + + void decode(ceph::buffer::list::const_iterator& bl) { + DECODE_START(1, bl); + decode(reserved_size, bl); + decode(last_id, bl); + decode(reservations, bl); + decode(has_xattrs, bl); + DECODE_FINISH(bl); + } +}; +WRITE_CLASS_ENCODER(cls_2pc_urgent_data) |