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Fix federated join miss hashing the join event created

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Devin Ragotzy 2020-11-08 13:49:02 -05:00 committed by Timo Kösters
parent eca0bbb35a
commit b13049a6fa
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1 changed files with 13 additions and 11 deletions
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24
src/client_server/membership.rs
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@ -512,22 +512,16 @@ async fn join_room_by_id_helper(
// TODO fixup CanonicalJsonValue
// use that instead of serde_json::Map... maybe?
let mut canon_json_stub =
let mut canon_json_stub: BTreeMap<_, ruma::signatures::CanonicalJsonValue> =
serde_json::from_value(join_event_stub_value).expect("json Value is canonical JSON");
// Generate event id
let event_id = EventId::try_from(&*format!(
"${}",
ruma::signatures::reference_hash(&canon_json_stub, &RoomVersionId::Version6)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
// We don't leave the event id into the pdu because that's only allowed in v1 or v2 rooms
// let join_event_stub = join_event_stub_value.as_object_mut().unwrap();
// join_event_stub.remove("event_id");
canon_json_stub.remove("event_id");
// In order to create a compatible ref hash (EventID) the `hashes` field needs to be present
// who the hell knew...
ruma::signatures::hash_and_sign_event(
db.globals.server_name().as_str(),
db.globals.keypair(),
@ -536,6 +530,14 @@ async fn join_room_by_id_helper(
)
.expect("event is valid, we just created it");
// Generate event id
let event_id = EventId::try_from(&*format!(
"${}",
ruma::signatures::reference_hash(&canon_json_stub, &RoomVersionId::Version6)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
// Add event_id back
canon_json_stub.insert(
"event_id".to_owned(),
@ -545,7 +547,7 @@ async fn join_room_by_id_helper(
);
// It has enough fields to be called a proper event now
let join_event = canon_json_stub;
let join_event = dbg!(canon_json_stub);
let send_join_response = server_server::send_request(
&db.globals,
@ -606,7 +608,7 @@ async fn join_room_by_id_helper(
.map(|ev| (event_id, Arc::new(ev)))
.map_err(|e| {
warn!("{}: {}", value, e);
Error::BadServerResponse("Invalid PDU bytes in send_join response.")
Error::BadServerResponse("Invalid PDU in send_join response.")
})
})
.collect::<Result<BTreeMap<EventId, Arc<StateEvent>>>>()?;