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Code Issues Releases Wiki Activity

ircd:Ⓜ️:dbs: Rename and document various ref types.

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This commit is contained in:
Jason Volk 2019-05-09 22:43:28 -07:00
parent 99e10d38dc
commit 62f1b5a539
5 changed files with 42 additions and 46 deletions
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23
include/ircd/m/dbs/ref.h
View file

@ -15,21 +15,30 @@
/// which should be plenty of namespace. Internally event_refs_key() and
/// event_refs store this in a high order byte of an event::idx integer. This
/// is an alternative to having separate columns for each type of reference.
///
/// NOTE: These values are written to the database and cannot be changed.
enum class ircd::m::dbs::ref
:uint8_t
{
// DAG
PREV = 0x00,
AUTH = 0x01,
STATE = 0x02,
/// All events which reference this event in their `prev_events`.
NEXT = 0x00,
/// All power events which reference this event in their `auth_events`.
/// Non-auth/non-power events are not involved in this graph at all.
NEXT_AUTH = 0x01,
/// The next states in the transitions for a (type,state_key) cell.
NEXT_STATE = 0x02,
/// The previous states in the transitions for a (type,state_key) cell.
PREV_STATE = 0x04,
// m.receipt
/// All m.receipt's which target this event.
M_RECEIPT__M_READ = 0x10,
// m.relates_to
/// All m.relates_to's which target this event.
M_RELATES__M_REPLY = 0x20,
// m.room.redaction
/// All m.room.redaction's which target this event.
M_ROOM_REDACTION = 0x40,
};

47
ircd/m_dbs.cc
View file

@ -405,13 +405,13 @@ ircd::m::dbs::_index_event_refs(db::txn &txn,
{
assert(opts.appendix.test(appendix::EVENT_REFS));
if(opts.event_refs.test(uint(ref::PREV)))
if(opts.event_refs.test(uint(ref::NEXT)))
_index_event_refs_prev(txn, event, opts);
if(opts.event_refs.test(uint(ref::AUTH)))
if(opts.event_refs.test(uint(ref::NEXT_AUTH)))
_index_event_refs_auth(txn, event, opts);
if(opts.event_refs.test(uint(ref::STATE)) ||
if(opts.event_refs.test(uint(ref::NEXT_STATE)) ||
opts.event_refs.test(uint(ref::PREV_STATE)))
_index_event_refs_state(txn, event, opts);
@ -431,7 +431,7 @@ ircd::m::dbs::_index_event_refs_prev(db::txn &txn,
const write_opts &opts)
{
assert(opts.appendix.test(appendix::EVENT_REFS));
assert(opts.event_refs.test(uint(ref::PREV)));
assert(opts.event_refs.test(uint(ref::NEXT)));
const event::prev &prev{event};
for(size_t i(0); i < prev.prev_events_count(); ++i)
@ -468,7 +468,7 @@ ircd::m::dbs::_index_event_refs_prev(db::txn &txn,
assert(opts.event_idx != prev_idx);
const string_view &key
{
event_refs_key(buf, prev_idx, ref::PREV, opts.event_idx)
event_refs_key(buf, prev_idx, ref::NEXT, opts.event_idx)
};
db::txn::append
@ -487,7 +487,7 @@ ircd::m::dbs::_index_event_refs_auth(db::txn &txn,
const write_opts &opts)
{
assert(opts.appendix.test(appendix::EVENT_REFS));
assert(opts.event_refs.test(uint(ref::AUTH)));
assert(opts.event_refs.test(uint(ref::NEXT_AUTH)));
if(!event::auth::is_power_event(event))
return;
@ -524,7 +524,7 @@ ircd::m::dbs::_index_event_refs_auth(db::txn &txn,
assert(opts.event_idx != auth_idx);
const string_view &key
{
event_refs_key(buf, auth_idx, ref::AUTH, opts.event_idx)
event_refs_key(buf, auth_idx, ref::NEXT_AUTH, opts.event_idx)
};
db::txn::append
@ -543,7 +543,7 @@ ircd::m::dbs::_index_event_refs_state(db::txn &txn,
const write_opts &opts)
{
assert(opts.appendix.test(appendix::EVENT_REFS));
assert(opts.event_refs.test(uint(ref::STATE)) ||
assert(opts.event_refs.test(uint(ref::NEXT_STATE)) ||
opts.event_refs.test(uint(ref::PREV_STATE)));
if(!opts.present)
@ -586,11 +586,11 @@ ircd::m::dbs::_index_event_refs_state(db::txn &txn,
assert(opts.event_idx != 0 && prev_state_idx != 0);
assert(opts.event_idx != prev_state_idx);
if(opts.event_refs.test(uint(ref::STATE)))
if(opts.event_refs.test(uint(ref::NEXT_STATE)))
{
const string_view &key
{
event_refs_key(buf, prev_state_idx, ref::STATE, opts.event_idx)
event_refs_key(buf, prev_state_idx, ref::NEXT_STATE, opts.event_idx)
};
db::txn::append
@ -1691,26 +1691,13 @@ ircd::m::dbs::reflect(const ref &type)
{
switch(type)
{
case ref::PREV:
return "PREV";
case ref::AUTH:
return "AUTH";
case ref::STATE:
return "STATE";
case ref::PREV_STATE:
return "PREV_STATE";
case ref::M_RECEIPT__M_READ:
return "M_RECEIPT__M_READ";
case ref::M_RELATES__M_REPLY:
return "M_RELATES__M_REPLY";
case ref::M_ROOM_REDACTION:
return "M_ROOM_REDACTION";
case ref::NEXT: return "NEXT";
case ref::NEXT_AUTH: return "NEXT_AUTH";
case ref::NEXT_STATE: return "NEXT_STATE";
case ref::PREV_STATE: return "PREV_STATE";
case ref::M_RECEIPT__M_READ: return "M_RECEIPT__M_READ";
case ref::M_RELATES__M_REPLY: return "M_RELATES__M_REPLY";
case ref::M_ROOM_REDACTION: return "M_ROOM_REDACTION";
}
return "????";

6
ircd/m_event.cc
View file

@ -2429,7 +2429,7 @@ const
idx
};
return erefs.for_each(dbs::ref::AUTH, [this, &type, &closure]
return erefs.for_each(dbs::ref::NEXT_AUTH, [this, &type, &closure]
(const event::idx &ref, const dbs::ref &)
{
bool match;
@ -2690,8 +2690,8 @@ const
// the iteration at type value 0 and then ignoring the
// type as a loop continue condition.
const bool all_type(type == dbs::ref(uint8_t(-1)));
const auto &_type{all_type? dbs::ref::PREV : type};
assert(uint8_t(dbs::ref::PREV) == 0);
const auto &_type{all_type? dbs::ref::NEXT : type};
assert(uint8_t(dbs::ref::NEXT) == 0);
const string_view key
{
dbs::event_refs_key(buf, idx, _type, 0)

8
ircd/m_room.cc
View file

@ -86,7 +86,7 @@ ircd::m::room::state::purge_replaced(const state &state)
if(!m::get(std::nothrow, event_idx, "state_key", [](const auto &) {}))
continue;
if(!m::event::refs(event_idx).count(m::dbs::ref::STATE))
if(!m::event::refs(event_idx).count(m::dbs::ref::NEXT_STATE))
continue;
// TODO: erase event
@ -388,10 +388,10 @@ ircd::m::room::state::next(const event::idx &event_idx,
event_idx
};
return refs.for_each(dbs::ref::STATE, [&closure]
return refs.for_each(dbs::ref::NEXT_STATE, [&closure]
(const event::idx &event_idx, const dbs::ref &ref)
{
assert(ref == dbs::ref::STATE);
assert(ref == dbs::ref::NEXT_STATE);
return closure(event_idx);
});
}
@ -1712,7 +1712,7 @@ const
for(++coord.y; coord.y <= branch.y; ++coord.y, coord.x = 0)
{
auto idx(0);
refs.for_each(dbs::ref::PREV, [&coord, &branch, &idx]
refs.for_each(dbs::ref::NEXT, [&coord, &branch, &idx]
(const auto &event_idx, const auto &)
{
if(coord.x <= branch.x)

4
modules/console.cc
View file

@ -6756,7 +6756,7 @@ console_cmd__event__refs(opt &out, const string_view &line)
}
bool
console_cmd__event__refs__prev(opt &out, const string_view &line)
console_cmd__event__refs__next(opt &out, const string_view &line)
{
const params param{line, " ",
{
@ -6773,7 +6773,7 @@ console_cmd__event__refs__prev(opt &out, const string_view &line)
index(event_id)
};
refs.for_each(m::dbs::ref::PREV, [&out]
refs.for_each(m::dbs::ref::NEXT, [&out]
(const auto &idx, const auto &type)
{
const m::event::fetch event