mirror of
https://github.com/matrix-construct/construct
synced 2024-11-06 13:58:56 +01:00
868 lines
18 KiB
C++
868 lines
18 KiB
C++
// The Construct
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//
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// Copyright (C) The Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2020 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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/// Linkage for a cache of the columns of the events database which directly
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/// correspond to a property in the matrix event object. This array allows
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/// for constant time access to a column the same way one can make constant
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/// time access to a property in m::event.
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decltype(ircd::m::dbs::event_column)
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ircd::m::dbs::event_column;
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decltype(ircd::m::dbs::desc::_event__bloom__bits)
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ircd::m::dbs::desc::_event__bloom__bits
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{
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{ "name", "ircd.m.dbs.__event.bloom.bits" },
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{ "default", 8L },
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};
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decltype(ircd::m::dbs::desc::event_id__block__size)
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ircd::m::dbs::desc::event_id__block__size
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{
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{ "name", "ircd.m.dbs.event_id.block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::event_id__meta_block__size)
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ircd::m::dbs::desc::event_id__meta_block__size
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{
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{ "name", "ircd.m.dbs.event_id.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::event_id__cache__size)
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ircd::m::dbs::desc::event_id__cache__size
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{
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{
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{ "name", "ircd.m.dbs.event_id.cache.size" },
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{ "default", long(32_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "event_id"_>()));
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const size_t &value{event_id__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::event_id__cache_comp__size)
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ircd::m::dbs::desc::event_id__cache_comp__size
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{
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{
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{ "name", "ircd.m.dbs.event_id.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "event_id"_>()));
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const size_t &value{event_id__cache_comp__size};
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db::capacity(db::cache_compressed(column), value);
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}
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};
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const ircd::db::descriptor
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ircd::m::dbs::desc::event_id
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{
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// name
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"event_id",
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// explanation
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R"(Stores the event_id property of an event.
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As with all direct event columns the key is an event_idx and the value
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is the data for the event. It should be mentioned for this column
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specifically that event_id's are already saved in the _event_idx column
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however that is a mapping of event_id to event_idx whereas this is a
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mapping of event_idx to event_id.
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10.4
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MUST NOT exceed 255 bytes.
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)",
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// typing (key, value)
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{
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typeid(uint64_t), typeid(string_view)
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},
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// options
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{},
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// comparator
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{},
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// prefix transform
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{},
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// drop column
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false,
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// cache size
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bool(cache_enable)? -1 : 0,
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// cache size for compressed assets
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bool(cache_comp_enable)? -1 : 0,
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// bloom filter bits
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size_t(_event__bloom__bits),
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// expect queries hit
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true,
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// block size
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size_t(event_id__block__size),
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// meta_block size
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size_t(event_id__meta_block__size),
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};
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//
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// type
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//
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decltype(ircd::m::dbs::desc::type__block__size)
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ircd::m::dbs::desc::type__block__size
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{
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{ "name", "ircd.m.dbs.type.block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::type__meta_block__size)
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ircd::m::dbs::desc::type__meta_block__size
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{
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{ "name", "ircd.m.dbs.type.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::type__cache__size)
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ircd::m::dbs::desc::type__cache__size
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{
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{
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{ "name", "ircd.m.dbs.type.cache.size" },
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{ "default", long(32_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "type"_>()));
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const size_t &value{type__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::type__cache_comp__size)
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ircd::m::dbs::desc::type__cache_comp__size
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{
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{
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{ "name", "ircd.m.dbs.type.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "type"_>()));
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const size_t &value{type__cache_comp__size};
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db::capacity(db::cache_compressed(column), value);
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}
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};
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const ircd::db::descriptor
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ircd::m::dbs::desc::type
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{
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// name
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"type",
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// explanation
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R"(Stores the type property of an event.
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10.1
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The type of event. This SHOULD be namespaced similar to Java package naming conventions
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e.g. 'com.example.subdomain.event.type'.
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10.4
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MUST NOT exceed 255 bytes.
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### developer note:
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key is event_idx number.
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)",
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// typing (key, value)
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{
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typeid(uint64_t), typeid(string_view)
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},
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// options
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{},
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// comparator
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{},
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// prefix transform
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{},
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// drop column
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false,
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// cache size
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bool(cache_enable)? -1 : 0,
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// cache size for compressed assets
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bool(cache_comp_enable)? -1 : 0,
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// bloom filter bits
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size_t(_event__bloom__bits),
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// expect queries hit
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true,
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// block size
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size_t(type__block__size),
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// meta_block size
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size_t(type__meta_block__size),
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};
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//
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// content
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//
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decltype(ircd::m::dbs::desc::content__block__size)
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ircd::m::dbs::desc::content__block__size
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{
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{ "name", "ircd.m.dbs.content.block.size" },
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{ "default", 2048L },
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};
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decltype(ircd::m::dbs::desc::content__meta_block__size)
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ircd::m::dbs::desc::content__meta_block__size
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{
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{ "name", "ircd.m.dbs.content.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::content__cache__size)
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ircd::m::dbs::desc::content__cache__size
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{
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{
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{ "name", "ircd.m.dbs.content.cache.size" },
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{ "default", long(48_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "content"_>()));
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const size_t &value{content__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::content__cache_comp__size)
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ircd::m::dbs::desc::content__cache_comp__size
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{
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{
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{ "name", "ircd.m.dbs.content.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "content"_>()));
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const size_t &value{content__cache_comp__size};
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db::capacity(db::cache_compressed(column), value);
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}
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};
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const ircd::db::descriptor
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ircd::m::dbs::desc::content
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{
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// name
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"content",
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// explanation
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R"(Stores the content property of an event.
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10.1
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The fields in this object will vary depending on the type of event. When interacting
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with the REST API, this is the HTTP body.
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### developer note:
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Since events must not exceed 64 KiB the maximum size for the content is the remaining
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space after all the other fields for the event are rendered.
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key is event_idx number.
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)",
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// typing (key, value)
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{
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typeid(uint64_t), typeid(string_view)
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},
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// options
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{},
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// comparator
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{},
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// prefix transform
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{},
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// drop column
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false,
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// cache size
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bool(cache_enable)? -1 : 0,
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// cache size for compressed assets
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bool(cache_comp_enable)? -1 : 0,
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// bloom filter bits
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size_t(_event__bloom__bits),
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// expect queries hit
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true,
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// block size
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size_t(content__block__size),
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// meta_block size
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size_t(content__meta_block__size),
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};
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//
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// room_id
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//
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decltype(ircd::m::dbs::desc::room_id__block__size)
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ircd::m::dbs::desc::room_id__block__size
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{
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{ "name", "ircd.m.dbs.room_id.block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::room_id__meta_block__size)
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ircd::m::dbs::desc::room_id__meta_block__size
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{
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{ "name", "ircd.m.dbs.room_id.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::room_id__cache__size)
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ircd::m::dbs::desc::room_id__cache__size
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{
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{
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{ "name", "ircd.m.dbs.room_id.cache.size" },
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{ "default", long(32_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "room_id"_>()));
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const size_t &value{room_id__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::room_id__cache_comp__size)
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ircd::m::dbs::desc::room_id__cache_comp__size
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{
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{
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{ "name", "ircd.m.dbs.room_id.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "room_id"_>()));
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const size_t &value{room_id__cache_comp__size};
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db::capacity(db::cache_compressed(column), value);
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}
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};
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const ircd::db::descriptor
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ircd::m::dbs::desc::room_id
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{
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// name
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"room_id",
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// explanation
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R"(Stores the room_id property of an event.
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10.2 (apropos room events)
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Required. The ID of the room associated with this event.
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10.4
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MUST NOT exceed 255 bytes.
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### developer note:
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key is event_idx number.
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)",
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// typing (key, value)
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{
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typeid(uint64_t), typeid(string_view)
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},
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// options
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{},
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// comparator
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{},
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// prefix transform
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{},
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// drop column
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false,
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// cache size
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bool(cache_enable)? -1 : 0,
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// cache size for compressed assets
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bool(cache_comp_enable)? -1 : 0,
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// bloom filter bits
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size_t(_event__bloom__bits),
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// expect queries hit
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true,
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// block size
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size_t(room_id__block__size),
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// meta_block size
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size_t(room_id__meta_block__size),
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};
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//
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// sender
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//
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decltype(ircd::m::dbs::desc::sender__block__size)
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ircd::m::dbs::desc::sender__block__size
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{
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{ "name", "ircd.m.dbs.sender.block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::sender__meta_block__size)
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ircd::m::dbs::desc::sender__meta_block__size
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{
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{ "name", "ircd.m.dbs.sender.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::sender__cache__size)
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ircd::m::dbs::desc::sender__cache__size
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{
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{
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{ "name", "ircd.m.dbs.sender.cache.size" },
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{ "default", long(32_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "sender"_>()));
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const size_t &value{sender__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::sender__cache_comp__size)
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ircd::m::dbs::desc::sender__cache_comp__size
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{
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{
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{ "name", "ircd.m.dbs.sender.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "sender"_>()));
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const size_t &value{sender__cache_comp__size};
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db::capacity(db::cache_compressed(column), value);
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}
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};
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const ircd::db::descriptor
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ircd::m::dbs::desc::sender
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{
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// name
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"sender",
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// explanation
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R"(Stores the sender property of an event.
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10.2 (apropos room events)
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Required. Contains the fully-qualified ID of the user who sent this event.
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10.4
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MUST NOT exceed 255 bytes.
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### developer note:
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key is event_idx number.
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)",
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// typing (key, value)
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{
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typeid(uint64_t), typeid(string_view)
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},
|
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|
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// options
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{},
|
|
|
|
// comparator
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{},
|
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|
|
// prefix transform
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|
{},
|
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|
|
// drop column
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false,
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|
// cache size
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bool(cache_enable)? -1 : 0,
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|
|
|
// cache size for compressed assets
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bool(cache_comp_enable)? -1 : 0,
|
|
|
|
// bloom filter bits
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size_t(_event__bloom__bits),
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|
|
|
// expect queries hit
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true,
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|
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// block size
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size_t(sender__block__size),
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// meta_block size
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size_t(sender__meta_block__size),
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};
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//
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// state_key
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//
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decltype(ircd::m::dbs::desc::state_key__block__size)
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ircd::m::dbs::desc::state_key__block__size
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{
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{ "name", "ircd.m.dbs.state_key.block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::state_key__meta_block__size)
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ircd::m::dbs::desc::state_key__meta_block__size
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{
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{ "name", "ircd.m.dbs.state_key.meta_block.size" },
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{ "default", 512L },
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};
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decltype(ircd::m::dbs::desc::state_key__cache__size)
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ircd::m::dbs::desc::state_key__cache__size
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{
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{
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{ "name", "ircd.m.dbs.state_key.cache.size" },
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{ "default", long(32_MiB) },
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}, []
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{
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auto &column(event_column.at(json::indexof<event, "state_key"_>()));
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const size_t &value{state_key__cache__size};
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db::capacity(db::cache(column), value);
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}
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};
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decltype(ircd::m::dbs::desc::state_key__cache_comp__size)
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ircd::m::dbs::desc::state_key__cache_comp__size
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|
{
|
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{
|
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{ "name", "ircd.m.dbs.state_key.cache_comp.size" },
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{ "default", long(16_MiB) },
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}, []
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|
{
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auto &column(event_column.at(json::indexof<event, "state_key"_>()));
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const size_t &value{state_key__cache_comp__size};
|
|
db::capacity(db::cache_compressed(column), value);
|
|
}
|
|
};
|
|
|
|
const ircd::db::descriptor
|
|
ircd::m::dbs::desc::state_key
|
|
{
|
|
// name
|
|
"state_key",
|
|
|
|
// explanation
|
|
R"(Stores the state_key property of an event.
|
|
|
|
10.3 (apropos room state events)
|
|
A unique key which defines the overwriting semantics for this piece of room state.
|
|
This value is often a zero-length string. The presence of this key makes this event a
|
|
State Event. The key MUST NOT start with '_'.
|
|
|
|
10.4
|
|
MUST NOT exceed 255 bytes.
|
|
|
|
### developer note:
|
|
key is event_idx number.
|
|
)",
|
|
|
|
// typing (key, value)
|
|
{
|
|
typeid(uint64_t), typeid(string_view)
|
|
},
|
|
|
|
// options
|
|
{},
|
|
|
|
// comparator
|
|
{},
|
|
|
|
// prefix transform
|
|
{},
|
|
|
|
// drop column
|
|
false,
|
|
|
|
// cache size
|
|
bool(cache_enable)? -1 : 0,
|
|
|
|
// cache size for compressed assets
|
|
bool(cache_comp_enable)? -1 : 0,
|
|
|
|
// bloom filter bits
|
|
size_t(_event__bloom__bits),
|
|
|
|
// expect queries hit
|
|
true,
|
|
|
|
// block size
|
|
size_t(state_key__block__size),
|
|
|
|
// meta_block size
|
|
size_t(state_key__meta_block__size),
|
|
};
|
|
|
|
//
|
|
// origin_server_ts
|
|
//
|
|
|
|
decltype(ircd::m::dbs::desc::origin_server_ts__block__size)
|
|
ircd::m::dbs::desc::origin_server_ts__block__size
|
|
{
|
|
{ "name", "ircd.m.dbs.origin_server_ts.block.size" },
|
|
{ "default", 256L },
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::origin_server_ts__meta_block__size)
|
|
ircd::m::dbs::desc::origin_server_ts__meta_block__size
|
|
{
|
|
{ "name", "ircd.m.dbs.origin_server_ts.meta_block.size" },
|
|
{ "default", 512L },
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::origin_server_ts__cache__size)
|
|
ircd::m::dbs::desc::origin_server_ts__cache__size
|
|
{
|
|
{
|
|
{ "name", "ircd.m.dbs.origin_server_ts.cache.size" },
|
|
{ "default", long(16_MiB) },
|
|
}, []
|
|
{
|
|
auto &column(event_column.at(json::indexof<event, "origin_server_ts"_>()));
|
|
const size_t &value{origin_server_ts__cache__size};
|
|
db::capacity(db::cache(column), value);
|
|
}
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::origin_server_ts__cache_comp__size)
|
|
ircd::m::dbs::desc::origin_server_ts__cache_comp__size
|
|
{
|
|
{
|
|
{ "name", "ircd.m.dbs.origin_server_ts.cache_comp.size" },
|
|
{ "default", long(16_MiB) },
|
|
}, []
|
|
{
|
|
auto &column(event_column.at(json::indexof<event, "origin_server_ts"_>()));
|
|
const size_t &value{origin_server_ts__cache_comp__size};
|
|
db::capacity(db::cache_compressed(column), value);
|
|
}
|
|
};
|
|
|
|
const ircd::db::descriptor
|
|
ircd::m::dbs::desc::origin_server_ts
|
|
{
|
|
// name
|
|
"origin_server_ts",
|
|
|
|
// explanation
|
|
R"(Stores the origin_server_ts property of an event.
|
|
|
|
FEDERATION 4.1
|
|
Timestamp in milliseconds on origin homeserver when this PDU was created.
|
|
|
|
### developer note:
|
|
key is event_idx number.
|
|
value is a machine integer (binary)
|
|
|
|
TODO: consider unsigned rather than time_t because of millisecond precision
|
|
|
|
)",
|
|
|
|
// typing (key, value)
|
|
{
|
|
typeid(uint64_t), typeid(time_t)
|
|
},
|
|
|
|
// options
|
|
{},
|
|
|
|
// comparator
|
|
{},
|
|
|
|
// prefix transform
|
|
{},
|
|
|
|
// drop column
|
|
false,
|
|
|
|
// cache size
|
|
bool(cache_enable)? -1 : 0,
|
|
|
|
// cache size for compressed assets
|
|
bool(cache_comp_enable)? -1 : 0,
|
|
|
|
// bloom filter bits
|
|
size_t(_event__bloom__bits),
|
|
|
|
// expect queries hit
|
|
true,
|
|
|
|
// block size
|
|
size_t(origin_server_ts__block__size),
|
|
|
|
// meta_block size
|
|
size_t(origin_server_ts__meta_block__size),
|
|
};
|
|
|
|
//
|
|
// depth
|
|
//
|
|
|
|
decltype(ircd::m::dbs::desc::depth__block__size)
|
|
ircd::m::dbs::desc::depth__block__size
|
|
{
|
|
{ "name", "ircd.m.dbs.depth.block.size" },
|
|
{ "default", 256L },
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::depth__meta_block__size)
|
|
ircd::m::dbs::desc::depth__meta_block__size
|
|
{
|
|
{ "name", "ircd.m.dbs.depth.meta_block.size" },
|
|
{ "default", 512L },
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::depth__cache__size)
|
|
ircd::m::dbs::desc::depth__cache__size
|
|
{
|
|
{
|
|
{ "name", "ircd.m.dbs.depth.cache.size" },
|
|
{ "default", long(16_MiB) },
|
|
}, []
|
|
{
|
|
auto &column(event_column.at(json::indexof<event, "depth"_>()));
|
|
const size_t &value{depth__cache__size};
|
|
db::capacity(db::cache(column), value);
|
|
}
|
|
};
|
|
|
|
decltype(ircd::m::dbs::desc::depth__cache_comp__size)
|
|
ircd::m::dbs::desc::depth__cache_comp__size
|
|
{
|
|
{
|
|
{ "name", "ircd.m.dbs.depth.cache_comp.size" },
|
|
{ "default", long(16_MiB) },
|
|
}, []
|
|
{
|
|
auto &column(event_column.at(json::indexof<event, "depth"_>()));
|
|
const size_t &value{depth__cache_comp__size};
|
|
db::capacity(db::cache_compressed(column), value);
|
|
}
|
|
};
|
|
|
|
const ircd::db::descriptor
|
|
ircd::m::dbs::desc::depth
|
|
{
|
|
// name
|
|
"depth",
|
|
|
|
// explanation
|
|
R"(Stores the depth property of an event.
|
|
|
|
### developer note:
|
|
key is event_idx number. value is long integer
|
|
)",
|
|
|
|
// typing (key, value)
|
|
{
|
|
typeid(uint64_t), typeid(int64_t)
|
|
},
|
|
|
|
// options
|
|
{},
|
|
|
|
// comparator
|
|
{},
|
|
|
|
// prefix transform
|
|
{},
|
|
|
|
// drop column
|
|
false,
|
|
|
|
// cache size
|
|
bool(cache_enable)? -1 : 0,
|
|
|
|
// cache size for compressed assets
|
|
bool(cache_comp_enable)? -1 : 0,
|
|
|
|
// bloom filter bits
|
|
size_t(_event__bloom__bits),
|
|
|
|
// expect queries hit
|
|
true,
|
|
|
|
// block size
|
|
size_t(depth__block__size),
|
|
|
|
// meta_block size
|
|
size_t(depth__meta_block__size),
|
|
};
|
|
|
|
void
|
|
ircd::m::dbs::_index_event_cols(db::txn &txn,
|
|
const event &event,
|
|
const write_opts &opts)
|
|
{
|
|
assert(opts.appendix.test(appendix::EVENT_COLS));
|
|
assert(opts.event_idx);
|
|
const byte_view<string_view> key
|
|
{
|
|
opts.event_idx
|
|
};
|
|
|
|
size_t i{0};
|
|
for_each(event, [&txn, &opts, &key, &i]
|
|
(const auto &, auto&& val)
|
|
{
|
|
auto &column
|
|
{
|
|
event_column.at(i++)
|
|
};
|
|
|
|
if(!column)
|
|
return;
|
|
|
|
if(value_required(opts.op) && !defined(json::value(val)))
|
|
return;
|
|
|
|
db::txn::append
|
|
{
|
|
txn, column, db::column::delta
|
|
{
|
|
opts.op,
|
|
string_view{key},
|
|
value_required(opts.op)?
|
|
byte_view<string_view>{val}:
|
|
byte_view<string_view>{}
|
|
}
|
|
};
|
|
});
|
|
}
|