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feat: implement appservices

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this also reverts some stateres changes
This commit is contained in:
Timo Kösters 2020-12-08 10:33:44 +01:00
parent d62f17a91a
commit 6e5b35ea92
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GPG key ID: 24DA7517711A2BA4
26 changed files with 696 additions and 584 deletions
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189
src/server_server.rs
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@ -1,10 +1,7 @@
use crate::{
client_server, database::rooms::ClosestParent, utils, ConduitResult, Database, Error, PduEvent,
Result, Ruma,
};
use crate::{client_server, utils, ConduitResult, Database, Error, PduEvent, Result, Ruma};
use get_profile_information::v1::ProfileField;
use http::header::{HeaderValue, AUTHORIZATION, HOST};
use log::{error, warn};
use log::warn;
use rocket::{get, post, put, response::content::Json, State};
use ruma::{
api::{
@ -27,7 +24,6 @@ use std::{
collections::BTreeMap,
convert::TryFrom,
fmt::Debug,
sync::Arc,
time::{Duration, SystemTime},
};
@ -73,7 +69,6 @@ where
.cloned();
let (actual_destination, host) = if let Some(result) = maybe_result {
println!("Loaded {} -> {:?}", destination, result);
result
} else {
let result = find_actual_destination(globals, &destination).await;
@ -82,7 +77,6 @@ where
.write()
.unwrap()
.insert(destination.clone(), result.clone());
println!("Saving {} -> {:?}", destination, result);
result
};
@ -491,173 +485,28 @@ pub async fn send_transaction_message_route<'a>(
continue;
}
// If it is not a state event, we can skip state-res... maybe
if value.get("state_key").is_none() {
if !db.rooms.is_joined(&pdu.sender, room_id)? {
warn!("Sender is not joined {}", pdu.kind);
resolved_map.insert(event_id, Err("User is not in this room".into()));
continue;
}
let count = db.globals.next_count()?;
let mut pdu_id = room_id.as_bytes().to_vec();
pdu_id.push(0xff);
pdu_id.extend_from_slice(&count.to_be_bytes());
let count = db.globals.next_count()?;
let mut pdu_id = room_id.as_bytes().to_vec();
pdu_id.push(0xff);
pdu_id.extend_from_slice(&count.to_be_bytes());
db.rooms.append_to_state(&pdu_id, &pdu)?;
db.rooms.append_to_state(&pdu_id, &pdu)?;
db.rooms.append_pdu(
&pdu,
&value,
count,
pdu_id.clone().into(),
&db.globals,
&db.account_data,
&db.admin,
)?;
db.rooms.append_pdu(
&pdu,
&value,
count,
pdu_id.into(),
&db.globals,
&db.account_data,
&db.admin,
)?;
resolved_map.insert(event_id, Ok::<(), String>(()));
continue;
for appservice in db.appservice.iter_all().filter_map(|r| r.ok()) {
db.sending.send_pdu_appservice(&appservice.0, &pdu_id)?;
}
// We have a state event so we need info for state-res
let get_state_response = match send_request(
&db.globals,
body.body.origin.clone(),
ruma::api::federation::event::get_room_state::v1::Request {
room_id,
event_id: &event_id,
},
)
.await
{
Ok(res) => res,
// We can't hard fail because there are some valid errors, just
// keep checking PDU's
//
// As an example a possible error
// {"errcode":"M_FORBIDDEN","error":"Host not in room."}
Err(err) => {
resolved_map.insert(event_id, Err(err.to_string()));
continue;
}
};
let their_current_state = get_state_response
.pdus
.iter()
.chain(get_state_response.auth_chain.iter()) // add auth events
.map(|pdu| {
let (event_id, json) = crate::pdu::process_incoming_pdu(pdu);
(
event_id.clone(),
Arc::new(
// When creating a StateEvent the event_id arg will be used
// over any found in the json and it will not use ruma::reference_hash
// to generate one
state_res::StateEvent::from_id_canon_obj(event_id, json)
.expect("valid pdu json"),
),
)
})
.collect::<BTreeMap<_, _>>();
let our_current_state = db.rooms.room_state_full(room_id)?;
// State resolution takes care of these checks
// 4. Passes authorization rules based on the event's auth events, otherwise it is rejected.
// 5. Passes authorization rules based on the state at the event, otherwise it is rejected.
// TODO: 6. Passes authorization rules based on the current state of the room, otherwise it is "soft failed".
match state_res::StateResolution::resolve(
room_id,
&ruma::RoomVersionId::Version6,
&[
our_current_state
.iter()
.map(|((ev, sk), v)| ((ev.clone(), sk.to_owned()), v.event_id.clone()))
.collect::<BTreeMap<_, _>>(),
their_current_state
.iter()
.map(|(_id, v)| ((v.kind(), v.state_key()), v.event_id()))
.collect::<BTreeMap<_, _>>(),
],
Some(
our_current_state
.iter()
.map(|(_k, v)| (v.event_id.clone(), v.convert_for_state_res()))
.chain(
their_current_state
.iter()
.map(|(id, ev)| (id.clone(), ev.clone())),
)
.collect::<BTreeMap<_, _>>(),
),
&db.rooms,
) {
Ok(resolved) if resolved.values().any(|id| &event_id == id) => {
// If the event is older than the last event in pduid_pdu Tree then find the
// closest ancestor we know of and insert after the known ancestor by
// altering the known events pduid to = same roomID + same count bytes + 0x1
// pushing a single byte every time a simple append cannot be done.
match db.rooms.get_latest_pduid_before(
room_id,
&pdu.prev_events,
&their_current_state,
)? {
Some(ClosestParent::Append) => {
let count = db.globals.next_count()?;
let mut pdu_id = room_id.as_bytes().to_vec();
pdu_id.push(0xff);
pdu_id.extend_from_slice(&count.to_be_bytes());
db.rooms.append_pdu(
&pdu,
&value,
count,
pdu_id.into(),
&db.globals,
&db.account_data,
&db.admin,
)?;
}
Some(ClosestParent::Insert(old_count)) => {
let count = old_count;
let mut pdu_id = room_id.as_bytes().to_vec();
pdu_id.push(0xff);
pdu_id.extend_from_slice(&count.to_be_bytes());
// Create a new count that is after old_count but before
// the pdu appended after
pdu_id.push(1);
db.rooms.append_pdu(
&pdu,
&value,
count,
pdu_id.into(),
&db.globals,
&db.account_data,
&db.admin,
)?;
}
_ => {
error!("Not a sequential event or no parents found");
continue;
}
}
resolved_map.insert(event_id, Ok::<(), String>(()));
}
// If the eventId is not found in the resolved state auth has failed
Ok(_) => {
resolved_map.insert(
event_id,
Err("This event failed authentication, not found in resolved set".into()),
);
}
Err(e) => {
resolved_map.insert(event_id, Err(e.to_string()));
}
};
resolved_map.insert(event_id, Ok::<(), String>(()));
}
Ok(send_transaction_message::v1::Response { pdus: resolved_map }.into())