85b3de055d
Broadcast send_knock concurrently. Concurrent access check for fed event. Concurrent gather for state responses. Populate room_version for format_pdu to elide repeated queries. Signed-off-by: Jason Volk <jason@zemos.net>
52 lines
1.4 KiB
Rust
52 lines
1.4 KiB
Rust
use axum::extract::State;
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use futures::{FutureExt, future::try_join};
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use ruma::{MilliSecondsSinceUnixEpoch, OwnedRoomId, api::federation::event::get_event};
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use tuwunel_core::{Result, err};
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use super::AccessCheck;
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use crate::Ruma;
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/// # `GET /_matrix/federation/v1/event/{eventId}`
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///
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/// Retrieves a single event from the server.
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///
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/// - Only works if a user of this server is currently invited or joined the
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/// room
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pub(crate) async fn get_event_route(
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State(services): State<crate::State>,
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body: Ruma<get_event::v1::Request>,
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) -> Result<get_event::v1::Response> {
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let event = services
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.timeline
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.get_pdu_json(&body.event_id)
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.await
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.map_err(|_| err!(Request(NotFound("Event not found."))))?;
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let room_id: OwnedRoomId = event
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.get("room_id")
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.and_then(|val| val.as_str())
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.ok_or_else(|| err!(Database("Invalid event in database.")))?
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.try_into()
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.map_err(|_| err!(Database("Invalid room_id in event in database.")))?;
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let access_check = AccessCheck {
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services: &services,
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origin: body.origin(),
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room_id: &room_id,
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event_id: Some(&body.event_id),
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};
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let pdu = services
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.federation
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.format_pdu_into(event, None)
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.map(Ok);
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let ((), pdu) = try_join(access_check.check(), pdu).await?;
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Ok(get_event::v1::Response {
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origin: services.globals.server_name().to_owned(),
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origin_server_ts: MilliSecondsSinceUnixEpoch::now(),
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pdu,
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})
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}
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