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Cleanup removing debug printing and logging, append non state events

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This commit is contained in:
Devin Ragotzy 2020-12-04 17:16:29 -05:00 committed by Timo Kösters
parent c173ce43a5
commit b869aab5d0
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6 changed files with 119 additions and 130 deletions
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7
src/client_server/backup.rs
View file

@ -256,7 +256,12 @@ pub async fn get_backup_key_session_route(
let key_data = db
.key_backups
.get_session(&sender_user, &body.version, &body.room_id, &body.session_id)?
.ok_or_else(|| Error::bad_database("Backup key not found for this user's session."))?;
.ok_or_else(|| {
Error::BadRequest(
ErrorKind::NotFound,
"Backup key not found for this user's session.",
)
})?;
Ok(get_backup_key_session::Response { key_data }.into())
}

4
src/database/rooms.rs
View file

@ -41,7 +41,7 @@ pub type StateHashId = IVec;
///
/// An events parent is any event we are aware of that is part of
/// the events `prev_events` array.
pub enum ClosestParent {
pub(crate) enum ClosestParent {
Append,
Insert(u64),
}
@ -417,7 +417,7 @@ impl Rooms {
/// First we check if the last PDU inserted to the given room is a parent
/// if not we recursively check older `prev_events` to insert the incoming
/// event after.
pub fn get_closest_parent(
pub(crate) fn get_latest_pduid_before(
&self,
room: &RoomId,
incoming_prev_ids: &[EventId],

4
src/database/sending.rs
View file

@ -2,7 +2,7 @@ use std::{collections::HashMap, convert::TryFrom, time::SystemTime};
use crate::{server_server, utils, Error, PduEvent, Result};
use federation::transactions::send_transaction_message;
use log::{debug, error};
use log::{debug, warn};
use rocket::futures::stream::{FuturesUnordered, StreamExt};
use ruma::{api::federation, ServerName};
use sled::IVec;
@ -116,7 +116,7 @@ impl Sending {
}
}
Err((server, e)) => {
error!("server: {}\nerror: {}", server, e)
warn!("Couldn't send transaction to {}: {}", server, e)
// TODO: exponential backoff
}
};

35
src/pdu.rs
View file

@ -5,12 +5,17 @@ use ruma::{
pdu::EventHash, room::member::MemberEventContent, AnyEvent, AnyRoomEvent, AnyStateEvent,
AnyStrippedStateEvent, AnySyncRoomEvent, AnySyncStateEvent, EventType, StateEvent,
},
serde::{CanonicalJsonObject, CanonicalJsonValue},
EventId, Raw, RoomId, ServerKeyId, ServerName, UserId,
serde::{to_canonical_value, CanonicalJsonObject, CanonicalJsonValue},
EventId, Raw, RoomId, RoomVersionId, ServerKeyId, ServerName, UserId,
};
use serde::{Deserialize, Serialize};
use serde_json::json;
use std::{collections::BTreeMap, convert::TryInto, sync::Arc, time::UNIX_EPOCH};
use std::{
collections::BTreeMap,
convert::{TryFrom, TryInto},
sync::Arc,
time::UNIX_EPOCH,
};
#[derive(Deserialize, Serialize, Debug)]
pub struct PduEvent {
@ -279,6 +284,30 @@ impl PduEvent {
}
}
/// Generates a correct eventId for the incoming pdu.
///
/// Returns a tuple of the new `EventId` and the PDU with the eventId inserted as a `serde_json::Value`.
pub(crate) fn process_incoming_pdu(
pdu: &ruma::Raw<ruma::events::pdu::Pdu>,
) -> (EventId, CanonicalJsonObject) {
let mut value =
serde_json::from_str(pdu.json().get()).expect("A Raw<...> is always valid JSON");
let event_id = EventId::try_from(&*format!(
"${}",
ruma::signatures::reference_hash(&value, &RoomVersionId::Version6)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
value.insert(
"event_id".to_owned(),
to_canonical_value(&event_id).expect("EventId is a valid CanonicalJsonValue"),
);
(event_id, value)
}
/// Build the start of a PDU in order to add it to the `Database`.
#[derive(Debug, Deserialize)]
pub struct PduBuilder {

46
src/ruma_wrapper.rs
View file

@ -65,31 +65,29 @@ where
.await
.expect("database was loaded");
let (sender_user, sender_device) =
// TODO: Do we need to matches! anything else here? ServerSignatures
match T::METADATA.authentication {
AuthScheme::AccessToken | AuthScheme::QueryOnlyAccessToken => {
// Get token from header or query value
let token = match request
.headers()
.get_one("Authorization")
.map(|s| s[7..].to_owned()) // Split off "Bearer "
.or_else(|| request.get_query_value("access_token").and_then(|r| r.ok()))
{
// TODO: M_MISSING_TOKEN
None => return Failure((Status::Unauthorized, ())),
Some(token) => token,
};
// Check if token is valid
match db.users.find_from_token(&token).unwrap() {
// TODO: M_UNKNOWN_TOKEN
None => return Failure((Status::Unauthorized, ())),
Some((user_id, device_id)) => (Some(user_id), Some(device_id.into())),
}
let (sender_user, sender_device) = match T::METADATA.authentication {
AuthScheme::AccessToken | AuthScheme::QueryOnlyAccessToken => {
// Get token from header or query value
let token = match request
.headers()
.get_one("Authorization")
.map(|s| s[7..].to_owned()) // Split off "Bearer "
.or_else(|| request.get_query_value("access_token").and_then(|r| r.ok()))
{
// TODO: M_MISSING_TOKEN
None => return Failure((Status::Unauthorized, ())),
Some(token) => token,
};
// Check if token is valid
match db.users.find_from_token(&token).unwrap() {
// TODO: M_UNKNOWN_TOKEN
None => return Failure((Status::Unauthorized, ())),
Some((user_id, device_id)) => (Some(user_id), Some(device_id.into())),
}
_ => (None, None)
};
}
_ => (None, None),
};
let mut http_request = http::Request::builder()
.uri(request.uri().to_string())

153
src/server_server.rs
View file

@ -20,13 +20,13 @@ use ruma::{
OutgoingRequest,
},
directory::{IncomingFilter, IncomingRoomNetwork},
serde::{to_canonical_value, CanonicalJsonObject},
EventId, RoomId, RoomVersionId, ServerName, UserId,
EventId, RoomId, ServerName, UserId,
};
use std::{
collections::BTreeMap,
convert::{TryFrom, TryInto},
fmt::Debug,
sync::Arc,
time::{Duration, SystemTime},
};
use trust_dns_resolver::AsyncResolver;
@ -415,8 +415,7 @@ pub async fn send_transaction_message_route<'a>(
"m.receipt" => {}
_ => {}
},
Err(err) => {
error!("{}", err);
Err(_err) => {
continue;
}
}
@ -431,19 +430,53 @@ pub async fn send_transaction_message_route<'a>(
// would return a M_BAD_JSON error.
let mut resolved_map = BTreeMap::new();
for pdu in &body.pdus {
let (event_id, value) = process_incoming_pdu(pdu);
// TODO: this is an unfortunate conversion dance...
let pdu = serde_json::from_value::<PduEvent>(serde_json::to_value(&value).expect("msg"))
.expect("all ruma pdus are conduit pdus");
// Ruma/PduEvent/StateEvent satifies - 1. Is a valid event, otherwise it is dropped.
// state-res checks signatures - 2. Passes signature checks, otherwise event is dropped.
// 3. Passes hash checks, otherwise it is redacted before being processed further.
// TODO: redact event if hashing fails
let (event_id, value) = crate::pdu::process_incoming_pdu(pdu);
let pdu = serde_json::from_value::<PduEvent>(
serde_json::to_value(&value).expect("CanonicalJsonObj is a valid JsonValue"),
)
.expect("all ruma pdus are conduit pdus");
let room_id = &pdu.room_id;
// If we have no idea about this room skip the PDU
if !db.rooms.exists(room_id)? {
error!("Room does not exist on this server.");
resolved_map.insert(event_id, Err("Room is unknown to this server".into()));
continue;
}
// If it is not a state event, we can skip state-res
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());
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;
}
// 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(),
@ -461,7 +494,6 @@ pub async fn send_transaction_message_route<'a>(
// As an example a possible error
// {"errcode":"M_FORBIDDEN","error":"Host not in room."}
Err(err) => {
error!("Request failed: {}", err);
resolved_map.insert(event_id, Err(err.to_string()));
continue;
}
@ -472,10 +504,10 @@ pub async fn send_transaction_message_route<'a>(
.iter()
.chain(get_state_response.auth_chain.iter()) // add auth events
.map(|pdu| {
let (event_id, json) = process_incoming_pdu(pdu);
let (event_id, json) = crate::pdu::process_incoming_pdu(pdu);
(
event_id.clone(),
std::sync::Arc::new(
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
@ -486,65 +518,12 @@ pub async fn send_transaction_message_route<'a>(
})
.collect::<BTreeMap<_, _>>();
if value.get("state_key").is_none() {
if !db.rooms.is_joined(&pdu.sender, room_id)? {
error!("Sender is not joined {}", pdu.kind);
resolved_map.insert(event_id, Err("User is not in this room".into()));
continue;
}
// 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_closest_parent(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)) => {
println!("INSERT PDU FOUND {}", 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,
)?;
}
_ => panic!("Not a sequential event or no parents found"),
};
resolved_map.insert(event_id, Ok::<(), String>(()));
continue;
}
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,
@ -576,7 +555,7 @@ pub async fn send_transaction_message_route<'a>(
// 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_closest_parent(
match db.rooms.get_latest_pduid_before(
room_id,
&pdu.prev_events,
&their_current_state,
@ -598,8 +577,6 @@ pub async fn send_transaction_message_route<'a>(
)?;
}
Some(ClosestParent::Insert(old_count)) => {
println!("INSERT STATE PDU FOUND {}", old_count);
let count = old_count;
let mut pdu_id = room_id.as_bytes().to_vec();
pdu_id.push(0xff);
@ -618,14 +595,16 @@ pub async fn send_transaction_message_route<'a>(
&db.admin,
)?;
}
_ => panic!("Not a sequential event or no parents found"),
_ => {
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(_) => {
// TODO have state_res give the actual auth error in this case
resolved_map.insert(
event_id,
Err("This event failed authentication, not found in resolved set".into()),
@ -637,7 +616,7 @@ pub async fn send_transaction_message_route<'a>(
};
}
Ok(dbg!(send_transaction_message::v1::Response { pdus: resolved_map }).into())
Ok(send_transaction_message::v1::Response { pdus: resolved_map }.into())
}
#[cfg_attr(
@ -748,25 +727,3 @@ pub fn get_user_devices_route<'a>(
.into())
}
*/
/// Generates a correct eventId for the incoming pdu.
///
/// Returns a tuple of the new `EventId` and the PDU with the eventId inserted as a `serde_json::Value`.
fn process_incoming_pdu(pdu: &ruma::Raw<ruma::events::pdu::Pdu>) -> (EventId, CanonicalJsonObject) {
let mut value =
serde_json::from_str(pdu.json().get()).expect("A Raw<...> is always valid JSON");
let event_id = EventId::try_from(&*format!(
"${}",
ruma::signatures::reference_hash(&value, &RoomVersionId::Version6)
.expect("ruma can calculate reference hashes")
))
.expect("ruma's reference hashes are valid event ids");
value.insert(
"event_id".to_owned(),
to_canonical_value(&event_id).expect("EventId is a valid CanonicalJsonValue"),
);
(event_id, value)
}