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84 righe
2.1 KiB
84 righe
2.1 KiB
#pragma once
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#include "endian.hpp"
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#include "database.hpp"
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/*************************************/
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/* STORAGE SERVER */
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/*************************************/
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enum class db_op : uint32_t {
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version = 0,
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read = 1,
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write = 2,
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remove = 3,
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stats = 4,
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sread = 5,
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swrite = (2 << 16) + write,
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sallocate = 7,
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sremove = (2 << 16) + remove,
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confirm = 8,
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bulk_write = (2 << 15) + write
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};
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struct [[gnu::packed]] received_data {
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bitops::regulated<db_op> op = db_op::version;
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bitops::regulated<uint64_t> rep_id = 0;
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record_identifier identifier = record_identifier{};
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db_page page = {0};
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};
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struct [[gnu::packed]] received_bulk_data {
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bitops::regulated<db_op> op = db_op::version;
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bitops::regulated<uint64_t> rep_id = 0;
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bitops::regulated<uint32_t> nb_count = 0;
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std::array<record_identifier, 4096/sizeof(record_identifier)> identifiers;
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std::array<db_page, 4096/sizeof(record_identifier)> page;
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};
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struct [[gnu::packed]] sending_data {
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bitops::regulated<uint64_t> rep_id = 0;
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record identifier = record{};
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db_page page = {0};
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};
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struct [[gnu::packed]] stats_data {
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bitops::regulated<uint64_t> free;
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bitops::regulated<uint64_t> free_deleted;
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bitops::regulated<uint64_t> total_pages;
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bitops::regulated<uint64_t> total_records;
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bitops::regulated<uint64_t> total_delete;
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bitops::regulated<uint64_t> cow_full;
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bitops::regulated<uint64_t> free_records;
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bitops::regulated<uint64_t> sync_rate_µs;
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bitops::regulated<uint64_t> sync_duration_µs;
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bitops::regulated<uint64_t> max_sync_duration_µs;
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bitops::regulated<uint64_t> avg_sync_duration_µs;
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};
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/*************************************/
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/* COORDINATE SERVER */
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/*************************************/
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enum class coord_op : uint32_t {
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version = 0,
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read = 1,
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write = 2,
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remove = 3,
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stats = 4
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};
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struct [[gnu::packed]] received_data_coord {
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bitops::regulated<db_op> op = db_op::version;
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bitops::regulated<uint64_t> rep_id = 0;
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record_identifier identifier = record_identifier{};
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db_page pageA = {0};
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db_page pageB = {0};
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};
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struct req_rep {
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uint64_t id = 0;
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uint64_t client_ts = 0;
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bitops::regulated<uint64_t> server_ts = 0;
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};
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