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Merge branch 'speed' into 'master'
improvement: call /state_ids less often by using state res See merge request famedly/conduit!174
This commit is contained in:
commit
d0d47675d8
1 changed files with 116 additions and 13 deletions
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@ -964,6 +964,16 @@ pub async fn handle_incoming_pdu<'a>(
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return Ok(None);
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}
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if incoming_pdu.origin_server_ts
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< db.rooms
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.first_pdu_in_room(&room_id)
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.map_err(|_| "Error loading first room event.".to_owned())?
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.expect("Room exists")
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.origin_server_ts
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{
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return Ok(None);
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}
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// 9. Fetch any missing prev events doing all checks listed here starting at 1. These are timeline events
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let mut graph = HashMap::new();
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let mut eventid_info = HashMap::new();
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@ -1280,6 +1290,18 @@ async fn upgrade_outlier_to_timeline_pdu(
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return Err("Event has been soft failed".into());
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}
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let create_event_content =
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serde_json::from_value::<Raw<CreateEventContent>>(create_event.content.clone())
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.expect("Raw::from_value always works.")
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.deserialize()
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.map_err(|e| {
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warn!("Invalid create event: {}", e);
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"Invalid create event in db.".to_owned()
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})?;
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let room_version_id = &create_event_content.room_version;
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let room_version = RoomVersion::new(room_version_id).expect("room version is supported");
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// 10. Fetch missing state and auth chain events by calling /state_ids at backwards extremities
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// doing all the checks in this list starting at 1. These are not timeline events.
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@ -1318,7 +1340,100 @@ async fn upgrade_outlier_to_timeline_pdu(
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state_at_incoming_event = Some(state);
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}
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// TODO: set incoming_auth_events?
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} else {
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warn!("Calculating state at event using state res");
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let mut extremity_sstatehashes = HashMap::new();
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let mut okay = true;
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for prev_eventid in &incoming_pdu.prev_events {
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let prev_event = if let Ok(Some(pdu)) = db.rooms.get_pdu(prev_eventid) {
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pdu
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} else {
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okay = false;
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break;
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};
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let sstatehash = if let Ok(Some(s)) = db.rooms.pdu_shortstatehash(prev_eventid) {
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s
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} else {
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okay = false;
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break;
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};
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extremity_sstatehashes.insert(sstatehash, prev_event);
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}
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let mut fork_states = Vec::new();
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if okay {
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for (sstatehash, prev_event) in extremity_sstatehashes {
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let mut leaf_state = db
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.rooms
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.state_full_ids(sstatehash)
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.map_err(|_| "Failed to ask db for room state.".to_owned())?;
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if let Some(state_key) = &prev_event.state_key {
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let shortstatekey = db
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.rooms
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.get_or_create_shortstatekey(&prev_event.kind, state_key, &db.globals)
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.map_err(|_| "Failed to create shortstatekey.".to_owned())?;
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leaf_state.insert(shortstatekey, Arc::new(prev_event.event_id.clone()));
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// Now it's the state after the pdu
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}
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fork_states.push(leaf_state);
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}
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let fork_states = &fork_states
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.into_iter()
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.map(|map| {
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map.into_iter()
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.map(|(k, id)| (db.rooms.get_statekey_from_short(k).map(|k| (k, id))))
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.collect::<Result<StateMap<_>>>()
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})
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.collect::<Result<Vec<_>>>()
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.map_err(|_| "Failed to get_statekey_from_short.".to_owned())?;
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let mut auth_chain_sets = Vec::new();
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for state in fork_states {
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auth_chain_sets.push(
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get_auth_chain(state.iter().map(|(_, id)| id.clone()).collect(), db)
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.map_err(|_| "Failed to load auth chain.".to_owned())?
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.collect(),
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);
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}
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state_at_incoming_event = match state_res::StateResolution::resolve(
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&room_id,
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room_version_id,
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&fork_states,
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auth_chain_sets,
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|id| {
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let res = db.rooms.get_pdu(id);
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if let Err(e) = &res {
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error!("LOOK AT ME Failed to fetch event: {}", e);
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}
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res.ok().flatten()
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},
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) {
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Ok(new_state) => Some(
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new_state
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.into_iter()
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.map(|((event_type, state_key), event_id)| {
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let shortstatekey = db
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.rooms
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.get_or_create_shortstatekey(&event_type, &state_key, &db.globals)
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.map_err(|_| "Failed to get_or_create_shortstatekey".to_owned())?;
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Ok((shortstatekey, event_id))
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})
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.collect::<StdResult<_, String>>()?,
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),
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Err(e) => {
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warn!("State resolution on prev events failed, either an event could not be found or deserialization: {}", e);
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None
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}
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};
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}
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}
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if state_at_incoming_event.is_none() {
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@ -1402,18 +1517,6 @@ async fn upgrade_outlier_to_timeline_pdu(
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state_at_incoming_event.expect("we always set this to some above");
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// 11. Check the auth of the event passes based on the state of the event
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let create_event_content =
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serde_json::from_value::<Raw<CreateEventContent>>(create_event.content.clone())
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.expect("Raw::from_value always works.")
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.deserialize()
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.map_err(|e| {
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warn!("Invalid create event: {}", e);
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"Invalid create event in db.".to_owned()
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})?;
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let room_version_id = &create_event_content.room_version;
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let room_version = RoomVersion::new(room_version_id).expect("room version is supported");
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// If the previous event was the create event special rules apply
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let previous_create = if incoming_pdu.auth_events.len() == 1
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&& incoming_pdu.prev_events == incoming_pdu.auth_events
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