mirror of
https://github.com/matrix-construct/construct
synced 2024-09-27 11:18:51 +02:00
68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
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// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2019 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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//TODO: XXX remove fwd decl
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namespace ircd::m::dbs
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{
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void _index_event_horizon(db::txn &, const event &, const write_opts &, const m::event::id &);
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}
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ircd::mapi::header
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IRCD_MODULE
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{
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"Matrix event horizon library"
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};
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size_t
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ircd::m::event::horizon::rebuild()
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{
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m::dbs::write_opts opts;
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opts.appendix.reset();
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opts.appendix.set(dbs::appendix::EVENT_HORIZON);
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db::txn txn
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{
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*dbs::events
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};
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size_t ret(0);
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m::events::for_each({0UL, -1UL}, [&ret, &txn, &opts]
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(const m::event::idx &event_idx, const m::event &event)
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{
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const m::event::prev prev
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{
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event
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};
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m::for_each(prev, [&ret, &txn, &opts, &event_idx, &event]
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(const m::event::id &event_id)
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{
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if(m::exists(event_id))
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return true;
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opts.event_idx = event_idx;
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m::dbs::_index_event_horizon(txn, event, opts, event_id);
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if(++ret % 1024 == 0)
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log::info
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{
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m::log, "event::horizon rebuild @ %lu/%lu",
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event_idx,
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m::vm::sequence::retired,
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};
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return true;
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});
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return true;
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});
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txn();
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return ret;
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}
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