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Keep track of State at event for state resolution

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feat: first steps towards joining rooms over federation
Add state-res as a dependency of conduit
Add reverse_topological_power_sort before append_pdu
Implement statehashstatid_pduid tree for keeping track of state
Clean up implementation of state_hash as key for tracking state
This commit is contained in:
Devin Ragotzy 2020-08-06 08:29:59 -04:00
parent 8e55623bde
commit c4f5a0a631
24 changed files with 818 additions and 356 deletions
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30
src/client_server/context.rs
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@ -12,7 +12,7 @@ use rocket::get;
)]
pub fn get_context_route(
db: State<'_, Database>,
body: Ruma<get_context::Request>,
body: Ruma<get_context::IncomingRequest>,
) -> ConduitResult<get_context::Response> {
let sender_id = body.sender_id.as_ref().expect("user is authenticated");
@ -75,18 +75,18 @@ pub fn get_context_route(
.map(|(_, pdu)| pdu.to_room_event())
.collect::<Vec<_>>();
Ok(get_context::Response {
start: start_token,
end: end_token,
events_before,
event: Some(base_event),
events_after,
state: db // TODO: State at event
.rooms
.room_state_full(&body.room_id)?
.values()
.map(|pdu| pdu.to_state_event())
.collect(),
}
.into())
let mut resp = get_context::Response::new();
resp.start = start_token;
resp.end = end_token;
resp.events_before = events_before;
resp.event = Some(base_event);
resp.events_after = events_after;
resp.state = db // TODO: State at event
.rooms
.room_state_full(&body.room_id)?
.values()
.map(|pdu| pdu.to_state_event())
.collect();
Ok(resp.into())
}