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Simplify identifier parsing code

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This commit is contained in:
Jonas Platte 2021-11-27 00:30:28 +01:00
parent 41fef1da64
commit bffddbd487
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GPG key ID: CC154DE0E30B7C67
15 changed files with 147 additions and 179 deletions
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11
src/client_server/account.rs
View file

@ -1,8 +1,4 @@
use std::{
collections::BTreeMap,
convert::{TryFrom, TryInto},
sync::Arc,
};
use std::{collections::BTreeMap, convert::TryInto, sync::Arc};
use super::{DEVICE_ID_LENGTH, SESSION_ID_LENGTH, TOKEN_LENGTH};
use crate::{database::DatabaseGuard, pdu::PduBuilder, utils, ConduitResult, Error, Ruma};
@ -396,9 +392,8 @@ pub async fn register_route(
)?;
// 6. Events implied by name and topic
let room_name =
Box::<RoomName>::try_from(format!("{} Admin Room", db.globals.server_name()))
.expect("Room name is valid");
let room_name = RoomName::parse(format!("{} Admin Room", db.globals.server_name()))
.expect("Room name is valid");
db.rooms.build_and_append_pdu(
PduBuilder {
event_type: EventType::RoomName,

39
src/client_server/membership.rs
View file

@ -64,7 +64,7 @@ pub async fn join_room_by_id_route(
.filter_map(|event| serde_json::from_str(event.json().get()).ok())
.filter_map(|event: serde_json::Value| event.get("sender").cloned())
.filter_map(|sender| sender.as_str().map(|s| s.to_owned()))
.filter_map(|sender| Box::<UserId>::try_from(sender).ok())
.filter_map(|sender| UserId::parse(sender).ok())
.map(|user| user.server_name().to_owned())
.collect();
@ -92,16 +92,17 @@ pub async fn join_room_by_id_route(
/// - If the server does not know about the room: asks other servers over federation
#[cfg_attr(
feature = "conduit_bin",
post("/_matrix/client/r0/join/<_>", data = "<body>")
post("/_matrix/client/r0/join/<_>", data = "<req>")
)]
#[tracing::instrument(skip(db, body))]
#[tracing::instrument(skip(db, req))]
pub async fn join_room_by_id_or_alias_route(
db: DatabaseGuard,
body: Ruma<join_room_by_id_or_alias::Request<'_>>,
req: Ruma<join_room_by_id_or_alias::Request<'_>>,
) -> ConduitResult<join_room_by_id_or_alias::Response> {
let sender_user = body.sender_user.as_ref().expect("user is authenticated");
let body = req.body;
let sender_user = req.sender_user.as_ref().expect("user is authenticated");
let (servers, room_id) = match Box::<RoomId>::try_from(body.room_id_or_alias.clone()) {
let (servers, room_id) = match Box::<RoomId>::try_from(body.room_id_or_alias) {
Ok(room_id) => {
let mut servers: HashSet<_> = db
.rooms
@ -111,7 +112,7 @@ pub async fn join_room_by_id_or_alias_route(
.filter_map(|event| serde_json::from_str(event.json().get()).ok())
.filter_map(|event: serde_json::Value| event.get("sender").cloned())
.filter_map(|sender| sender.as_str().map(|s| s.to_owned()))
.filter_map(|sender| Box::<UserId>::try_from(sender).ok())
.filter_map(|sender| UserId::parse(sender).ok())
.map(|user| user.server_name().to_owned())
.collect();
@ -127,7 +128,7 @@ pub async fn join_room_by_id_or_alias_route(
let join_room_response = join_room_by_id_helper(
&db,
body.sender_user.as_deref(),
req.sender_user.as_deref(),
&room_id,
&servers,
body.third_party_signed.as_ref(),
@ -619,12 +620,13 @@ async fn join_room_by_id_helper(
.expect("event is valid, we just created it");
// Generate event id
let event_id = Box::<EventId>::try_from(&*format!(
let event_id = format!(
"${}",
ruma::signatures::reference_hash(&join_event_stub, &room_version)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
);
let event_id = <&EventId>::try_from(event_id.as_str())
.expect("ruma's reference hashes are valid event ids");
// Add event_id back
join_event_stub.insert(
@ -642,7 +644,7 @@ async fn join_room_by_id_helper(
remote_server,
federation::membership::create_join_event::v2::Request {
room_id,
event_id: &event_id,
event_id,
pdu: &PduEvent::convert_to_outgoing_federation_event(join_event.clone()),
},
)
@ -650,7 +652,7 @@ async fn join_room_by_id_helper(
db.rooms.get_or_create_shortroomid(room_id, &db.globals)?;
let pdu = PduEvent::from_id_val(&event_id, join_event.clone())
let pdu = PduEvent::from_id_val(event_id, join_event.clone())
.map_err(|_| Error::BadServerResponse("Invalid join event PDU."))?;
let mut state = HashMap::new();
@ -788,7 +790,7 @@ fn validate_and_add_event_id(
error!("Invalid PDU in server response: {:?}: {:?}", pdu, e);
Error::BadServerResponse("Invalid PDU in server response")
})?;
let event_id = Box::<EventId>::try_from(&*format!(
let event_id = EventId::parse(format!(
"${}",
ruma::signatures::reference_hash(&value, room_version)
.expect("ruma can calculate reference hashes")
@ -1011,12 +1013,13 @@ pub(crate) async fn invite_helper<'a>(
};
// Generate event id
let expected_event_id = Box::<EventId>::try_from(&*format!(
let expected_event_id = format!(
"${}",
ruma::signatures::reference_hash(&pdu_json, &room_version_id)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
);
let expected_event_id = <&EventId>::try_from(expected_event_id.as_str())
.expect("ruma's reference hashes are valid event ids");
let response = db
.sending
@ -1025,7 +1028,7 @@ pub(crate) async fn invite_helper<'a>(
user_id.server_name(),
create_invite::v2::Request {
room_id,
event_id: &expected_event_id,
event_id: expected_event_id,
room_version: &room_version_id,
event: &PduEvent::convert_to_outgoing_federation_event(pdu_json.clone()),
invite_room_state: &invite_room_state,

16
src/client_server/message.rs
View file

@ -5,13 +5,8 @@ use ruma::{
r0::message::{get_message_events, send_message_event},
},
events::EventType,
EventId,
};
use std::{
collections::BTreeMap,
convert::{TryFrom, TryInto},
sync::Arc,
};
use std::{collections::BTreeMap, convert::TryInto, sync::Arc};
#[cfg(feature = "conduit_bin")]
use rocket::{get, put};
@ -67,11 +62,10 @@ pub async fn send_message_event_route(
));
}
let event_id = Box::<EventId>::try_from(
utils::string_from_bytes(&response)
.map_err(|_| Error::bad_database("Invalid txnid bytes in database."))?,
)
.map_err(|_| Error::bad_database("Invalid event id in txnid data."))?;
let event_id = utils::string_from_bytes(&response)
.map_err(|_| Error::bad_database("Invalid txnid bytes in database."))?
.try_into()
.map_err(|_| Error::bad_database("Invalid event id in txnid data."))?;
return Ok(send_message_event::Response { event_id }.into());
}

18
src/client_server/room.rs
View file

@ -26,12 +26,7 @@ use ruma::{
RoomAliasId, RoomId, RoomVersionId,
};
use serde_json::{json, value::to_raw_value};
use std::{
cmp::max,
collections::BTreeMap,
convert::{TryFrom, TryInto},
sync::Arc,
};
use std::{cmp::max, collections::BTreeMap, convert::TryInto, sync::Arc};
use tracing::{info, warn};
#[cfg(feature = "conduit_bin")]
@ -93,12 +88,11 @@ pub async fn create_room_route(
.as_ref()
.map_or(Ok(None), |localpart| {
// TODO: Check for invalid characters and maximum length
let alias = Box::<RoomAliasId>::try_from(format!(
"#{}:{}",
localpart,
db.globals.server_name(),
))
.map_err(|_| Error::BadRequest(ErrorKind::InvalidParam, "Invalid alias."))?;
let alias =
RoomAliasId::parse(format!("#{}:{}", localpart, db.globals.server_name()))
.map_err(|_| {
Error::BadRequest(ErrorKind::InvalidParam, "Invalid alias.")
})?;
if db.rooms.id_from_alias(&alias)?.is_some() {
Err(Error::BadRequest(

11
src/client_server/sync.rs
View file

@ -10,7 +10,7 @@ use ruma::{
};
use std::{
collections::{hash_map::Entry, BTreeMap, HashMap, HashSet},
convert::{TryFrom, TryInto},
convert::TryInto,
sync::Arc,
time::Duration,
};
@ -298,10 +298,9 @@ async fn sync_helper(
})?;
if let Some(state_key) = &pdu.state_key {
let user_id =
Box::<UserId>::try_from(state_key.clone()).map_err(|_| {
Error::bad_database("Invalid UserId in member PDU.")
})?;
let user_id = UserId::parse(state_key.clone()).map_err(|_| {
Error::bad_database("Invalid UserId in member PDU.")
})?;
// The membership was and still is invite or join
if matches!(
@ -427,7 +426,7 @@ async fn sync_helper(
}
if let Some(state_key) = &state_event.state_key {
let user_id = Box::<UserId>::try_from(state_key.clone())
let user_id = UserId::parse(state_key.clone())
.map_err(|_| Error::bad_database("Invalid UserId in member PDU."))?;
if user_id == sender_user {