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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab ft=cpp
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2020 Red Hat, Inc.
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include "rgw_bucket_layout.h"
namespace rgw {
void encode(const bucket_index_normal_layout& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.num_shards, bl);
encode(l.hash_type, bl);
ENCODE_FINISH(bl);
}
void decode(bucket_index_normal_layout& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.num_shards, bl);
decode(l.hash_type, bl);
DECODE_FINISH(bl);
}
void encode(const bucket_index_layout& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.type, bl);
switch (l.type) {
case BucketIndexType::Normal:
encode(l.normal, bl);
break;
case BucketIndexType::Indexless:
break;
}
ENCODE_FINISH(bl);
}
void decode(bucket_index_layout& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.type, bl);
switch (l.type) {
case BucketIndexType::Normal:
decode(l.normal, bl);
break;
case BucketIndexType::Indexless:
break;
}
DECODE_FINISH(bl);
}
void encode(const bucket_index_layout_generation& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.gen, bl);
encode(l.layout, bl);
ENCODE_FINISH(bl);
}
void decode(bucket_index_layout_generation& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.gen, bl);
decode(l.layout, bl);
DECODE_FINISH(bl);
}
void encode(const bucket_index_log_layout& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.gen, bl);
encode(l.layout, bl);
ENCODE_FINISH(bl);
}
void decode(bucket_index_log_layout& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.gen, bl);
decode(l.layout, bl);
DECODE_FINISH(bl);
}
void encode(const bucket_log_layout& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.type, bl);
switch (l.type) {
case BucketLogType::InIndex:
encode(l.in_index, bl);
break;
}
ENCODE_FINISH(bl);
}
void decode(bucket_log_layout& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.type, bl);
switch (l.type) {
case BucketLogType::InIndex:
decode(l.in_index, bl);
break;
}
DECODE_FINISH(bl);
}
void encode(const bucket_log_layout_generation& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(1, 1, bl);
encode(l.gen, bl);
encode(l.layout, bl);
ENCODE_FINISH(bl);
}
void decode(bucket_log_layout_generation& l, bufferlist::const_iterator& bl)
{
DECODE_START(1, bl);
decode(l.gen, bl);
decode(l.layout, bl);
DECODE_FINISH(bl);
}
void encode(const BucketLayout& l, bufferlist& bl, uint64_t f)
{
ENCODE_START(2, 1, bl);
encode(l.resharding, bl);
encode(l.current_index, bl);
encode(l.target_index, bl);
encode(l.logs, bl);
ENCODE_FINISH(bl);
}
void decode(BucketLayout& l, bufferlist::const_iterator& bl)
{
DECODE_START(2, bl);
decode(l.resharding, bl);
decode(l.current_index, bl);
decode(l.target_index, bl);
if (struct_v < 2) {
l.logs.clear();
// initialize the log layout to match the current index layout
if (l.current_index.layout.type == BucketIndexType::Normal) {
const auto gen = l.current_index.gen;
const auto& index = l.current_index.layout.normal;
l.logs.push_back(log_layout_from_index(gen, index));
}
} else {
decode(l.logs, bl);
}
DECODE_FINISH(bl);
}
} // namespace rgw
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