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use crate::{client_server, utils, ConduitResult, Database, Error, PduEvent, Result, Ruma};
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use get_profile_information::v1::ProfileField;
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use http::header::{HeaderValue, AUTHORIZATION, HOST};
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use log::{error, info, warn};
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use rocket::{get, post, put, response::content::Json, State};
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use ruma::{
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api::{
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federation::{
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directory::{get_public_rooms, get_public_rooms_filtered},
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discovery::{
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get_server_keys, get_server_version::v1 as get_server_version, ServerSigningKeys,
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VerifyKey,
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},
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event::{get_event, get_missing_events, get_room_state_ids},
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query::get_profile_information,
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transactions::send_transaction_message,
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},
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OutgoingRequest,
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},
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directory::{IncomingFilter, IncomingRoomNetwork},
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signatures::{CanonicalJsonObject, PublicKeyMap},
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EventId, RoomId, RoomVersionId, ServerName, ServerSigningKeyId, UserId,
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};
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use state_res::{Event, StateMap};
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use std::{
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collections::{BTreeMap, BTreeSet},
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convert::TryFrom,
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fmt::Debug,
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net::{IpAddr, SocketAddr},
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sync::Arc,
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time::{Duration, SystemTime},
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};
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pub async fn send_request<T: OutgoingRequest>(
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globals: &crate::database::globals::Globals,
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destination: Box<ServerName>,
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request: T,
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) -> Result<T::IncomingResponse>
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where
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T: Debug,
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{
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if !globals.allow_federation() {
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return Err(Error::bad_config("Federation is disabled."));
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}
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let maybe_result = globals
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.actual_destination_cache
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.read()
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.unwrap()
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.get(&destination)
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.cloned();
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let (actual_destination, host) = if let Some(result) = maybe_result {
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result
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} else {
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let result = find_actual_destination(globals, &destination).await;
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globals
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.actual_destination_cache
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.write()
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.unwrap()
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.insert(destination.clone(), result.clone());
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result
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};
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let mut http_request = request
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.try_into_http_request(&actual_destination, Some(""))
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.map_err(|e| {
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warn!("Failed to find destination {}: {}", actual_destination, e);
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Error::BadServerResponse("Invalid destination")
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})?;
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let mut request_map = serde_json::Map::new();
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if !http_request.body().is_empty() {
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request_map.insert(
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"content".to_owned(),
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serde_json::from_slice(http_request.body())
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.expect("body is valid json, we just created it"),
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);
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};
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request_map.insert("method".to_owned(), T::METADATA.method.to_string().into());
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request_map.insert(
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"uri".to_owned(),
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http_request
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.uri()
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.path_and_query()
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.expect("all requests have a path")
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.to_string()
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.into(),
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);
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request_map.insert("origin".to_owned(), globals.server_name().as_str().into());
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request_map.insert("destination".to_owned(), destination.as_str().into());
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let mut request_json =
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serde_json::from_value(request_map.into()).expect("valid JSON is valid BTreeMap");
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ruma::signatures::sign_json(
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globals.server_name().as_str(),
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globals.keypair(),
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&mut request_json,
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)
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.expect("our request json is what ruma expects");
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let request_json: serde_json::Map<String, serde_json::Value> =
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serde_json::from_slice(&serde_json::to_vec(&request_json).unwrap()).unwrap();
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let signatures = request_json["signatures"]
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.as_object()
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.unwrap()
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.values()
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.map(|v| {
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v.as_object()
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.unwrap()
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.iter()
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.map(|(k, v)| (k, v.as_str().unwrap()))
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});
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for signature_server in signatures {
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for s in signature_server {
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http_request.headers_mut().insert(
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AUTHORIZATION,
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HeaderValue::from_str(&format!(
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"X-Matrix origin={},key=\"{}\",sig=\"{}\"",
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globals.server_name(),
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s.0,
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s.1
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))
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.unwrap(),
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);
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}
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}
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if let Some(host) = host {
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http_request
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.headers_mut()
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.insert(HOST, HeaderValue::from_str(&host).unwrap());
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}
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let mut reqwest_request = reqwest::Request::try_from(http_request)
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.expect("all http requests are valid reqwest requests");
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*reqwest_request.timeout_mut() = Some(Duration::from_secs(30));
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let url = reqwest_request.url().clone();
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let reqwest_response = globals.reqwest_client().execute(reqwest_request).await;
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// Because reqwest::Response -> http::Response is complicated:
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match reqwest_response {
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Ok(mut reqwest_response) => {
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let status = reqwest_response.status();
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let mut http_response = http::Response::builder().status(status);
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let headers = http_response.headers_mut().unwrap();
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for (k, v) in reqwest_response.headers_mut().drain() {
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if let Some(key) = k {
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headers.insert(key, v);
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}
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}
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let status = reqwest_response.status();
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let body = reqwest_response
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.bytes()
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.await
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.unwrap_or_else(|e| {
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warn!("server error {}", e);
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Vec::new().into()
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}) // TODO: handle timeout
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.into_iter()
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.collect::<Vec<_>>();
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if status != 200 {
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info!(
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"Server returned bad response {} {}\n{}\n{:?}",
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destination,
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status,
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url,
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utils::string_from_bytes(&body)
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);
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}
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let response = T::IncomingResponse::try_from(
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http_response
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.body(body)
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.expect("reqwest body is valid http body"),
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);
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response.map_err(|_| {
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info!(
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"Server returned invalid response bytes {}\n{}",
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destination, url
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);
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Error::BadServerResponse("Server returned bad response.")
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})
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}
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Err(e) => Err(e.into()),
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}
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}
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fn get_ip_with_port(destination_str: String) -> Option<String> {
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if destination_str.parse::<SocketAddr>().is_ok() {
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Some(destination_str)
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} else if let Ok(ip_addr) = destination_str.parse::<IpAddr>() {
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Some(SocketAddr::new(ip_addr, 8448).to_string())
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} else {
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None
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}
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}
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fn add_port_to_hostname(destination_str: String) -> String {
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match destination_str.find(':') {
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None => destination_str.to_owned() + ":8448",
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Some(_) => destination_str.to_string(),
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}
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}
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/// Returns: actual_destination, host header
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/// Implemented according to the specification at https://matrix.org/docs/spec/server_server/r0.1.4#resolving-server-names
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/// Numbers in comments below refer to bullet points in linked section of specification
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async fn find_actual_destination(
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globals: &crate::database::globals::Globals,
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destination: &ServerName,
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) -> (String, Option<String>) {
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let mut host = None;
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let destination_str = destination.as_str().to_owned();
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let actual_destination = "https://".to_owned()
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+ &match get_ip_with_port(destination_str.clone()) {
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Some(host_port) => {
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// 1: IP literal with provided or default port
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host_port
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}
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None => {
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if destination_str.find(':').is_some() {
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// 2: Hostname with included port
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destination_str
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} else {
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match request_well_known(globals, &destination.as_str()).await {
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// 3: A .well-known file is available
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Some(delegated_hostname) => {
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match get_ip_with_port(delegated_hostname.clone()) {
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Some(host_and_port) => host_and_port, // 3.1: IP literal in .well-known file
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None => {
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if destination_str.find(':').is_some() {
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// 3.2: Hostname with port in .well-known file
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destination_str
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} else {
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match query_srv_record(globals, &delegated_hostname).await {
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// 3.3: SRV lookup successful
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Some(hostname) => hostname,
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// 3.4: No SRV records, just use the hostname from .well-known
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None => add_port_to_hostname(delegated_hostname),
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}
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}
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}
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}
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}
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// 4: No .well-known or an error occured
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None => {
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match query_srv_record(globals, &destination_str).await {
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// 4: SRV record found
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Some(hostname) => {
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host = Some(destination_str.to_owned());
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hostname
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}
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// 5: No SRV record found
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None => add_port_to_hostname(destination_str.to_string()),
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}
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}
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}
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}
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}
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};
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(actual_destination, host)
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}
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async fn query_srv_record<'a>(
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globals: &crate::database::globals::Globals,
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hostname: &'a str,
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) -> Option<String> {
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if let Ok(Some(host_port)) = globals
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.dns_resolver()
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.srv_lookup(format!("_matrix._tcp.{}", hostname))
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.await
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.map(|srv| {
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srv.iter().next().map(|result| {
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format!(
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"{}:{}",
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result.target().to_string().trim_end_matches('.'),
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result.port().to_string()
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)
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})
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})
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{
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Some(host_port)
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} else {
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None
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}
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}
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pub async fn request_well_known(
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globals: &crate::database::globals::Globals,
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destination: &str,
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) -> Option<String> {
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let body: serde_json::Value = serde_json::from_str(
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&globals
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.reqwest_client()
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.get(&format!(
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"https://{}/.well-known/matrix/server",
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destination
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))
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.send()
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.await
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.ok()?
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.text()
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.await
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.ok()?,
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)
|
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.ok()?;
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Some(body.get("m.server")?.as_str()?.to_owned())
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}
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|
|
|
|
|
|
#[cfg_attr(feature = "conduit_bin", get("/_matrix/federation/v1/version"))]
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|
|
pub fn get_server_version_route(
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|
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db: State<'_, Database>,
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|
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) -> ConduitResult<get_server_version::Response> {
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|
|
if !db.globals.allow_federation() {
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|
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return Err(Error::bad_config("Federation is disabled."));
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|
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}
|
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|
|
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|
|
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Ok(get_server_version::Response {
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|
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server: Some(get_server_version::Server {
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|
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name: Some("Conduit".to_owned()),
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|
|
version: Some(env!("CARGO_PKG_VERSION").to_owned()),
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|
|
}),
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|
|
}
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|
|
.into())
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|
|
}
|
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|
|
|
|
|
|
#[cfg_attr(feature = "conduit_bin", get("/_matrix/key/v2/server"))]
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|
|
pub fn get_server_keys_route(db: State<'_, Database>) -> Json<String> {
|
|
|
|
if !db.globals.allow_federation() {
|
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|
|
// TODO: Use proper types
|
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|
|
return Json("Federation is disabled.".to_owned());
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|
|
}
|
|
|
|
|
|
|
|
let mut verify_keys = BTreeMap::new();
|
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|
|
verify_keys.insert(
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|
|
ServerSigningKeyId::try_from(
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|
|
format!("ed25519:{}", db.globals.keypair().version()).as_str(),
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|
|
)
|
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|
|
.expect("found invalid server signing keys in DB"),
|
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|
|
VerifyKey {
|
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|
|
key: base64::encode_config(db.globals.keypair().public_key(), base64::STANDARD_NO_PAD),
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|
|
},
|
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|
|
);
|
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|
|
let mut response = serde_json::from_slice(
|
|
|
|
http::Response::try_from(get_server_keys::v2::Response {
|
|
|
|
server_key: ServerSigningKeys {
|
|
|
|
server_name: db.globals.server_name().to_owned(),
|
|
|
|
verify_keys,
|
|
|
|
old_verify_keys: BTreeMap::new(),
|
|
|
|
signatures: BTreeMap::new(),
|
|
|
|
valid_until_ts: SystemTime::now() + Duration::from_secs(60 * 2),
|
|
|
|
},
|
|
|
|
})
|
|
|
|
.unwrap()
|
|
|
|
.body(),
|
|
|
|
)
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
ruma::signatures::sign_json(
|
|
|
|
db.globals.server_name().as_str(),
|
|
|
|
db.globals.keypair(),
|
|
|
|
&mut response,
|
|
|
|
)
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
Json(ruma::serde::to_canonical_json_string(&response).expect("JSON is canonical"))
|
|
|
|
}
|
|
|
|
|
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|
|
#[cfg_attr(feature = "conduit_bin", get("/_matrix/key/v2/server/<_>"))]
|
|
|
|
pub fn get_server_keys_deprecated_route(db: State<'_, Database>) -> Json<String> {
|
|
|
|
get_server_keys_route(db)
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
post("/_matrix/federation/v1/publicRooms", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub async fn get_public_rooms_filtered_route(
|
|
|
|
db: State<'_, Database>,
|
|
|
|
body: Ruma<get_public_rooms_filtered::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<get_public_rooms_filtered::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let response = client_server::get_public_rooms_filtered_helper(
|
|
|
|
&db,
|
|
|
|
None,
|
|
|
|
body.limit,
|
|
|
|
body.since.as_deref(),
|
|
|
|
&body.filter,
|
|
|
|
&body.room_network,
|
|
|
|
)
|
|
|
|
.await?
|
|
|
|
.0;
|
|
|
|
|
|
|
|
Ok(get_public_rooms_filtered::v1::Response {
|
|
|
|
chunk: response
|
|
|
|
.chunk
|
|
|
|
.into_iter()
|
|
|
|
.map(|c| {
|
|
|
|
// Convert ruma::api::federation::directory::get_public_rooms::v1::PublicRoomsChunk
|
|
|
|
// to ruma::api::client::r0::directory::PublicRoomsChunk
|
|
|
|
Ok::<_, Error>(
|
|
|
|
serde_json::from_str(
|
|
|
|
&serde_json::to_string(&c)
|
|
|
|
.expect("PublicRoomsChunk::to_string always works"),
|
|
|
|
)
|
|
|
|
.expect("federation and client-server PublicRoomsChunk are the same type"),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
.filter_map(|r| r.ok())
|
|
|
|
.collect(),
|
|
|
|
prev_batch: response.prev_batch,
|
|
|
|
next_batch: response.next_batch,
|
|
|
|
total_room_count_estimate: response.total_room_count_estimate,
|
|
|
|
}
|
|
|
|
.into())
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
get("/_matrix/federation/v1/publicRooms", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub async fn get_public_rooms_route(
|
|
|
|
db: State<'_, Database>,
|
|
|
|
body: Ruma<get_public_rooms::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<get_public_rooms::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let response = client_server::get_public_rooms_filtered_helper(
|
|
|
|
&db,
|
|
|
|
None,
|
|
|
|
body.limit,
|
|
|
|
body.since.as_deref(),
|
|
|
|
&IncomingFilter::default(),
|
|
|
|
&IncomingRoomNetwork::Matrix,
|
|
|
|
)
|
|
|
|
.await?
|
|
|
|
.0;
|
|
|
|
|
|
|
|
Ok(get_public_rooms::v1::Response {
|
|
|
|
chunk: response
|
|
|
|
.chunk
|
|
|
|
.into_iter()
|
|
|
|
.map(|c| {
|
|
|
|
// Convert ruma::api::federation::directory::get_public_rooms::v1::PublicRoomsChunk
|
|
|
|
// to ruma::api::client::r0::directory::PublicRoomsChunk
|
|
|
|
Ok::<_, Error>(
|
|
|
|
serde_json::from_str(
|
|
|
|
&serde_json::to_string(&c)
|
|
|
|
.expect("PublicRoomsChunk::to_string always works"),
|
|
|
|
)
|
|
|
|
.expect("federation and client-server PublicRoomsChunk are the same type"),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
.filter_map(|r| r.ok())
|
|
|
|
.collect(),
|
|
|
|
prev_batch: response.prev_batch,
|
|
|
|
next_batch: response.next_batch,
|
|
|
|
total_room_count_estimate: response.total_room_count_estimate,
|
|
|
|
}
|
|
|
|
.into())
|
|
|
|
}
|
|
|
|
|
|
|
|
#[derive(Clone, Debug, Ord, PartialOrd, Eq, PartialEq)]
|
|
|
|
pub enum PrevEvents<T> {
|
|
|
|
Sequential(T),
|
|
|
|
Fork(Vec<T>),
|
|
|
|
}
|
|
|
|
|
|
|
|
impl<T> IntoIterator for PrevEvents<T> {
|
|
|
|
type Item = T;
|
|
|
|
type IntoIter = std::vec::IntoIter<Self::Item>;
|
|
|
|
|
|
|
|
fn into_iter(self) -> Self::IntoIter {
|
|
|
|
match self {
|
|
|
|
Self::Sequential(item) => vec![item].into_iter(),
|
|
|
|
Self::Fork(list) => list.into_iter(),
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl<T: Clone> PrevEvents<T> {
|
|
|
|
pub fn new(id: &[T]) -> Self {
|
|
|
|
match id {
|
|
|
|
[] => panic!("All events must have previous event"),
|
|
|
|
[single_id] => Self::Sequential(single_id.clone()),
|
|
|
|
rest => Self::Fork(rest.to_vec()),
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
put("/_matrix/federation/v1/send/<_>", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub async fn send_transaction_message_route<'a>(
|
|
|
|
db: State<'a, Database>,
|
|
|
|
body: Ruma<send_transaction_message::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<send_transaction_message::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
for edu in &body.edus {
|
|
|
|
match serde_json::from_str::<send_transaction_message::v1::Edu>(edu.json().get()) {
|
|
|
|
Ok(edu) => match edu.edu_type.as_str() {
|
|
|
|
"m.typing" => {
|
|
|
|
if let Some(typing) = edu.content.get("typing") {
|
|
|
|
if typing.as_bool().unwrap_or_default() {
|
|
|
|
db.rooms.edus.typing_add(
|
|
|
|
&UserId::try_from(edu.content["user_id"].as_str().unwrap())
|
|
|
|
.unwrap(),
|
|
|
|
&RoomId::try_from(edu.content["room_id"].as_str().unwrap())
|
|
|
|
.unwrap(),
|
|
|
|
3000 + utils::millis_since_unix_epoch(),
|
|
|
|
&db.globals,
|
|
|
|
)?;
|
|
|
|
} else {
|
|
|
|
db.rooms.edus.typing_remove(
|
|
|
|
&UserId::try_from(edu.content["user_id"].as_str().unwrap())
|
|
|
|
.unwrap(),
|
|
|
|
&RoomId::try_from(edu.content["room_id"].as_str().unwrap())
|
|
|
|
.unwrap(),
|
|
|
|
&db.globals,
|
|
|
|
)?;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
"m.presence" => {}
|
|
|
|
"m.receipt" => {}
|
|
|
|
_ => {}
|
|
|
|
},
|
|
|
|
Err(_err) => {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// TODO: For RoomVersion6 we must check that Raw<..> is canonical do we anywhere?
|
|
|
|
// SPEC:
|
|
|
|
// Servers MUST strictly enforce the JSON format specified in the appendices.
|
|
|
|
// This translates to a 400 M_BAD_JSON error on most endpoints, or discarding of
|
|
|
|
// events over federation. For example, the Federation API's /send endpoint would
|
|
|
|
// discard the event whereas the Client Server API's /send/{eventType} endpoint
|
|
|
|
// would return a M_BAD_JSON error.
|
|
|
|
let mut resolved_map = BTreeMap::new();
|
|
|
|
for pdu in &body.pdus {
|
|
|
|
// 1. Is a valid event, otherwise it is dropped.
|
|
|
|
// Ruma/PduEvent/StateEvent satisfies this
|
|
|
|
|
|
|
|
let (event_id, value) = crate::pdu::process_incoming_pdu(pdu);
|
|
|
|
|
|
|
|
// 2. Passes signature checks, otherwise event is dropped.
|
|
|
|
// 3. Passes hash checks, otherwise it is redacted before being processed further.
|
|
|
|
let keys = db.globals.keypair();
|
|
|
|
let mut pub_key_set = BTreeMap::new();
|
|
|
|
pub_key_set.insert(
|
|
|
|
"ed25519:1".to_string(),
|
|
|
|
String::from_utf8(keys.public_key().to_vec()).expect("public key is valid utf8"),
|
|
|
|
);
|
|
|
|
let mut pub_key_map = BTreeMap::new();
|
|
|
|
pub_key_map.insert("domain".to_string(), pub_key_set);
|
|
|
|
|
|
|
|
let pdu = match signature_and_hash_check(&pub_key_map, value) {
|
|
|
|
Ok(pdu) => pdu,
|
|
|
|
Err(e) => {
|
|
|
|
resolved_map.insert(event_id, Err(e));
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// If we have no idea about this room skip the PDU
|
|
|
|
if !db.rooms.exists(&pdu.room_id)? {
|
|
|
|
resolved_map.insert(event_id, Err("Room is unknown to this server".into()));
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
let server_name = body.body.origin.clone();
|
|
|
|
let event = Arc::new(pdu.clone());
|
|
|
|
// Fetch any unknown events or retrieve them from the DB
|
|
|
|
let previous =
|
|
|
|
match fetch_events(&db, server_name.clone(), &pub_key_map, &pdu.prev_events).await? {
|
|
|
|
mut evs if evs.len() == 1 => Some(Arc::new(evs.remove(0))),
|
|
|
|
_ => None,
|
|
|
|
};
|
|
|
|
|
|
|
|
// 4. Passes authorization rules based on the event's auth events, otherwise it is rejected.
|
|
|
|
// TODO: To me this sounds more like the auth_events should be "get the pdu.auth_events" not
|
|
|
|
// the auth events that would be correct for this pdu. Put another way we should use the auth events
|
|
|
|
// the pdu claims are its auth events
|
|
|
|
let auth_events = db.rooms.get_auth_events(
|
|
|
|
&pdu.room_id,
|
|
|
|
&pdu.kind,
|
|
|
|
&pdu.sender,
|
|
|
|
pdu.state_key.as_deref(),
|
|
|
|
pdu.content.clone(),
|
|
|
|
)?;
|
|
|
|
|
|
|
|
let mut event_map: state_res::EventMap<Arc<PduEvent>> = auth_events
|
|
|
|
.iter()
|
|
|
|
.map(|(_k, v)| (v.event_id().clone(), Arc::new(v.clone())))
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
if !state_res::event_auth::auth_check(
|
|
|
|
&RoomVersionId::Version6,
|
|
|
|
&event,
|
|
|
|
previous.clone(),
|
|
|
|
&auth_events
|
|
|
|
.into_iter()
|
|
|
|
.map(|(k, v)| (k, Arc::new(v)))
|
|
|
|
.collect(),
|
|
|
|
None, // TODO: third party invite
|
|
|
|
)
|
|
|
|
.map_err(|_e| Error::Conflict("Auth check failed"))?
|
|
|
|
{
|
|
|
|
resolved_map.insert(
|
|
|
|
pdu.event_id,
|
|
|
|
Err("Event has failed auth check with auth events".into()),
|
|
|
|
);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// End of step 4.
|
|
|
|
|
|
|
|
// Step 5. event passes auth based on state at the event
|
|
|
|
let (state_at_event, incoming_auth_events): (StateMap<Arc<PduEvent>>, Vec<Arc<PduEvent>>) =
|
|
|
|
match db
|
|
|
|
.sending
|
|
|
|
.send_federation_request(
|
|
|
|
&db.globals,
|
|
|
|
server_name.clone(),
|
|
|
|
get_room_state_ids::v1::Request {
|
|
|
|
room_id: pdu.room_id(),
|
|
|
|
event_id: pdu.event_id(),
|
|
|
|
},
|
|
|
|
)
|
|
|
|
.await
|
|
|
|
{
|
|
|
|
Ok(res) => {
|
|
|
|
let state =
|
|
|
|
fetch_events(&db, server_name.clone(), &pub_key_map, &res.pdu_ids).await?;
|
|
|
|
// Sanity check: there are no conflicting events in the state we received
|
|
|
|
let mut seen = BTreeSet::new();
|
|
|
|
for ev in &state {
|
|
|
|
// If the key is already present
|
|
|
|
if !seen.insert((&ev.kind, &ev.state_key)) {
|
|
|
|
todo!("Server sent us an invalid state")
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
let state = state
|
|
|
|
.into_iter()
|
|
|
|
.map(|pdu| ((pdu.kind.clone(), pdu.state_key.clone()), Arc::new(pdu)))
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
(
|
|
|
|
state,
|
|
|
|
fetch_events(&db, server_name.clone(), &pub_key_map, &res.auth_chain_ids)
|
|
|
|
.await?
|
|
|
|
.into_iter()
|
|
|
|
.map(Arc::new)
|
|
|
|
.collect(),
|
|
|
|
)
|
|
|
|
}
|
|
|
|
Err(_) => {
|
|
|
|
resolved_map.insert(
|
|
|
|
event.event_id().clone(),
|
|
|
|
Err("Fetching state for event failed".into()),
|
|
|
|
);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
if !state_res::event_auth::auth_check(
|
|
|
|
&RoomVersionId::Version6,
|
|
|
|
&event,
|
|
|
|
previous.clone(),
|
|
|
|
&state_at_event,
|
|
|
|
None, // TODO: third party invite
|
|
|
|
)
|
|
|
|
.map_err(|_e| Error::Conflict("Auth check failed"))?
|
|
|
|
{
|
|
|
|
// Event failed auth with state_at
|
|
|
|
resolved_map.insert(
|
|
|
|
pdu.event_id,
|
|
|
|
Err("Event has failed auth check with state at the event".into()),
|
|
|
|
);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// End of step 5.
|
|
|
|
|
|
|
|
// The event could still be soft failed
|
|
|
|
append_state_soft(&db, &pdu)?;
|
|
|
|
|
|
|
|
// Gather the forward extremities and resolve
|
|
|
|
let forward_extrems = forward_extremity_ids(&db, &pdu.room_id)?;
|
|
|
|
let mut fork_states: Vec<StateMap<Arc<PduEvent>>> = vec![];
|
|
|
|
for id in &forward_extrems {
|
|
|
|
if let Some(id) = db.rooms.get_pdu_id(id)? {
|
|
|
|
let state_hash = db
|
|
|
|
.rooms
|
|
|
|
.pdu_state_hash(&id)?
|
|
|
|
.expect("found pdu with no statehash");
|
|
|
|
let state = db
|
|
|
|
.rooms
|
|
|
|
.state_full(&pdu.room_id, &state_hash)?
|
|
|
|
.into_iter()
|
|
|
|
.map(|(k, v)| ((k.0, Some(k.1)), Arc::new(v)))
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
fork_states.push(state);
|
|
|
|
} else {
|
|
|
|
todo!("we don't know of a pdu that is part of our known forks OOPS")
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Step 6. event passes auth based on state of all forks and current room state
|
|
|
|
let state_at_forks = if fork_states.is_empty() {
|
|
|
|
// State is empty
|
|
|
|
Default::default()
|
|
|
|
} else if fork_states.len() == 1 {
|
|
|
|
fork_states[0].clone()
|
|
|
|
} else {
|
|
|
|
let auth_events = fork_states
|
|
|
|
.iter()
|
|
|
|
.map(|map| {
|
|
|
|
db.rooms.auth_events_full(
|
|
|
|
pdu.room_id(),
|
|
|
|
&map.values()
|
|
|
|
.map(|pdu| pdu.event_id().clone())
|
|
|
|
.collect::<Vec<_>>(),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
// Add as much as we can to the `event_map` (less DB hits)
|
|
|
|
event_map.extend(
|
|
|
|
incoming_auth_events
|
|
|
|
.into_iter()
|
|
|
|
.map(|pdu| (pdu.event_id().clone(), pdu)),
|
|
|
|
);
|
|
|
|
event_map.extend(
|
|
|
|
state_at_event
|
|
|
|
.into_iter()
|
|
|
|
.map(|(_, pdu)| (pdu.event_id().clone(), pdu)),
|
|
|
|
);
|
|
|
|
|
|
|
|
match state_res::StateResolution::resolve(
|
|
|
|
&pdu.room_id,
|
|
|
|
&RoomVersionId::Version6,
|
|
|
|
&fork_states
|
|
|
|
.into_iter()
|
|
|
|
.map(|map| {
|
|
|
|
map.into_iter()
|
|
|
|
.map(|(k, v)| (k, v.event_id.clone()))
|
|
|
|
.collect::<StateMap<_>>()
|
|
|
|
})
|
|
|
|
.collect::<Vec<_>>(),
|
|
|
|
&auth_events,
|
|
|
|
&mut event_map,
|
|
|
|
) {
|
|
|
|
Ok(res) => res
|
|
|
|
.into_iter()
|
|
|
|
.map(|(k, v)| (k, Arc::new(db.rooms.get_pdu(&v).unwrap().unwrap())))
|
|
|
|
.collect(),
|
|
|
|
Err(e) => panic!("{:?}", e),
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
if !state_res::event_auth::auth_check(
|
|
|
|
&RoomVersionId::Version6,
|
|
|
|
&event,
|
|
|
|
previous,
|
|
|
|
&state_at_forks,
|
|
|
|
None,
|
|
|
|
)
|
|
|
|
.map_err(|_e| Error::Conflict("Auth check failed"))?
|
|
|
|
{
|
|
|
|
// Soft fail
|
|
|
|
resolved_map.insert(
|
|
|
|
event.event_id().clone(),
|
|
|
|
Err("Event has been soft failed".into()),
|
|
|
|
);
|
|
|
|
} else {
|
|
|
|
append_state(&db, &pdu)?;
|
|
|
|
// Event has passed all auth/stateres checks
|
|
|
|
resolved_map.insert(event.event_id().clone(), Ok(()));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(send_transaction_message::v1::Response { pdus: resolved_map }.into())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn signature_and_hash_check(
|
|
|
|
pub_key_map: &ruma::signatures::PublicKeyMap,
|
|
|
|
value: CanonicalJsonObject,
|
|
|
|
) -> std::result::Result<PduEvent, String> {
|
|
|
|
let val = match ruma::signatures::verify_event(pub_key_map, &value, &RoomVersionId::Version6) {
|
|
|
|
Ok(ver) => {
|
|
|
|
if let ruma::signatures::Verified::Signatures = ver {
|
|
|
|
match ruma::signatures::redact(&value, &RoomVersionId::Version6) {
|
|
|
|
Ok(obj) => obj,
|
|
|
|
Err(_) => return Err("Redaction failed".into()),
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
value
|
|
|
|
}
|
|
|
|
}
|
|
|
|
Err(_e) => return Err("Signature verification failed".into()),
|
|
|
|
};
|
|
|
|
|
|
|
|
serde_json::from_value::<PduEvent>(
|
|
|
|
serde_json::to_value(val).expect("CanonicalJsonObj is a valid JsonValue"),
|
|
|
|
)
|
|
|
|
.map_err(|_| "Deserialization failed for JSON value".into())
|
|
|
|
}
|
|
|
|
|
|
|
|
/// TODO: this needs to add events to the DB in a way that does not
|
|
|
|
/// effect the state of the room
|
|
|
|
async fn fetch_events(
|
|
|
|
db: &Database,
|
|
|
|
origin: Box<ServerName>,
|
|
|
|
key_map: &PublicKeyMap,
|
|
|
|
events: &[EventId],
|
|
|
|
) -> Result<Vec<PduEvent>> {
|
|
|
|
let mut pdus = vec![];
|
|
|
|
for id in events {
|
|
|
|
match db.rooms.get_pdu(id)? {
|
|
|
|
Some(pdu) => pdus.push(pdu),
|
|
|
|
None => match db
|
|
|
|
.sending
|
|
|
|
.send_federation_request(
|
|
|
|
&db.globals,
|
|
|
|
origin.clone(),
|
|
|
|
get_event::v1::Request { event_id: id },
|
|
|
|
)
|
|
|
|
.await
|
|
|
|
{
|
|
|
|
Ok(res) => {
|
|
|
|
let (_, value) = crate::pdu::process_incoming_pdu(&res.pdu);
|
|
|
|
match signature_and_hash_check(key_map, value) {
|
|
|
|
Ok(pdu) => {
|
|
|
|
// TODO: add to our DB somehow?
|
|
|
|
pdus.push(pdu);
|
|
|
|
}
|
|
|
|
Err(e) => {
|
|
|
|
// TODO: I would assume we just keep going
|
|
|
|
error!("{:?}", e);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
Err(_) => return Err(Error::BadServerResponse("Failed to fetch event")),
|
|
|
|
},
|
|
|
|
}
|
|
|
|
}
|
|
|
|
Ok(pdus)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn forward_extremity_ids(db: &Database, room_id: &RoomId) -> Result<Vec<EventId>> {
|
|
|
|
db.rooms.get_pdu_leaves(room_id)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn append_state(db: &Database, pdu: &PduEvent) -> Result<()> {
|
|
|
|
let count = db.globals.next_count()?;
|
|
|
|
let mut pdu_id = pdu.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.globals)?;
|
|
|
|
db.rooms.append_pdu(
|
|
|
|
pdu,
|
|
|
|
&utils::to_canonical_object(pdu).expect("Pdu is valid canonical object"),
|
|
|
|
count,
|
|
|
|
pdu_id.clone().into(),
|
|
|
|
&db.globals,
|
|
|
|
&db.account_data,
|
|
|
|
&db.admin,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
for appservice in db.appservice.iter_all().filter_map(|r| r.ok()) {
|
|
|
|
db.sending.send_pdu_appservice(&appservice.0, &pdu_id)?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
/// TODO: This should not write to the current room state (roomid_statehash)
|
|
|
|
fn append_state_soft(db: &Database, pdu: &PduEvent) -> Result<()> {
|
|
|
|
let count = db.globals.next_count()?;
|
|
|
|
let mut pdu_id = pdu.room_id.as_bytes().to_vec();
|
|
|
|
pdu_id.push(0xff);
|
|
|
|
pdu_id.extend_from_slice(&count.to_be_bytes());
|
|
|
|
|
|
|
|
// db.rooms.append_pdu(
|
|
|
|
// pdu,
|
|
|
|
// &utils::to_canonical_object(pdu).expect("Pdu is valid canonical object"),
|
|
|
|
// count,
|
|
|
|
// pdu_id.clone().into(),
|
|
|
|
// &db.globals,
|
|
|
|
// &db.account_data,
|
|
|
|
// &db.admin,
|
|
|
|
// )?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
post("/_matrix/federation/v1/get_missing_events/<_>", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub fn get_missing_events_route<'a>(
|
|
|
|
db: State<'a, Database>,
|
|
|
|
body: Ruma<get_missing_events::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<get_missing_events::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut queued_events = body.latest_events.clone();
|
|
|
|
let mut events = Vec::new();
|
|
|
|
|
|
|
|
let mut i = 0;
|
|
|
|
while i < queued_events.len() && events.len() < u64::from(body.limit) as usize {
|
|
|
|
if let Some(pdu) = db.rooms.get_pdu_json(&queued_events[i])? {
|
|
|
|
if body.earliest_events.contains(
|
|
|
|
&serde_json::from_value(
|
|
|
|
pdu.get("event_id")
|
|
|
|
.cloned()
|
|
|
|
.ok_or_else(|| Error::bad_database("Event in db has no event_id field."))?,
|
|
|
|
)
|
|
|
|
.map_err(|_| Error::bad_database("Invalid event_id field in pdu in db."))?,
|
|
|
|
) {
|
|
|
|
i += 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
queued_events.extend_from_slice(
|
|
|
|
&serde_json::from_value::<Vec<EventId>>(
|
|
|
|
pdu.get("prev_events").cloned().ok_or_else(|| {
|
|
|
|
Error::bad_database("Invalid prev_events field of pdu in db.")
|
|
|
|
})?,
|
|
|
|
)
|
|
|
|
.map_err(|_| Error::bad_database("Invalid prev_events content in pdu in db."))?,
|
|
|
|
);
|
|
|
|
events.push(serde_json::from_value(pdu).expect("Raw<..> is always valid"));
|
|
|
|
}
|
|
|
|
i += 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(get_missing_events::v1::Response { events }.into())
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
get("/_matrix/federation/v1/query/profile", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub fn get_profile_information_route<'a>(
|
|
|
|
db: State<'a, Database>,
|
|
|
|
body: Ruma<get_profile_information::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<get_profile_information::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut displayname = None;
|
|
|
|
let mut avatar_url = None;
|
|
|
|
|
|
|
|
match &body.field {
|
|
|
|
// TODO: what to do with custom
|
|
|
|
Some(ProfileField::_Custom(_s)) => {}
|
|
|
|
Some(ProfileField::DisplayName) => displayname = db.users.displayname(&body.user_id)?,
|
|
|
|
Some(ProfileField::AvatarUrl) => avatar_url = db.users.avatar_url(&body.user_id)?,
|
|
|
|
None => {
|
|
|
|
displayname = db.users.displayname(&body.user_id)?;
|
|
|
|
avatar_url = db.users.avatar_url(&body.user_id)?;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(get_profile_information::v1::Response {
|
|
|
|
displayname,
|
|
|
|
avatar_url,
|
|
|
|
}
|
|
|
|
.into())
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
#[cfg_attr(
|
|
|
|
feature = "conduit_bin",
|
|
|
|
get("/_matrix/federation/v2/invite/<_>/<_>", data = "<body>")
|
|
|
|
)]
|
|
|
|
pub fn get_user_devices_route<'a>(
|
|
|
|
db: State<'a, Database>,
|
|
|
|
body: Ruma<membership::v1::Request<'_>>,
|
|
|
|
) -> ConduitResult<get_profile_information::v1::Response> {
|
|
|
|
if !db.globals.allow_federation() {
|
|
|
|
return Err(Error::bad_config("Federation is disabled."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut displayname = None;
|
|
|
|
let mut avatar_url = None;
|
|
|
|
|
|
|
|
match body.field {
|
|
|
|
Some(ProfileField::DisplayName) => displayname = db.users.displayname(&body.user_id)?,
|
|
|
|
Some(ProfileField::AvatarUrl) => avatar_url = db.users.avatar_url(&body.user_id)?,
|
|
|
|
None => {
|
|
|
|
displayname = db.users.displayname(&body.user_id)?;
|
|
|
|
avatar_url = db.users.avatar_url(&body.user_id)?;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(get_profile_information::v1::Response {
|
|
|
|
displayname,
|
|
|
|
avatar_url,
|
|
|
|
}
|
|
|
|
.into())
|
|
|
|
}
|
|
|
|
*/
|
|
|
|
|
|
|
|
#[cfg(test)]
|
|
|
|
mod tests {
|
|
|
|
use super::{add_port_to_hostname, get_ip_with_port};
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn ips_get_default_ports() {
|
|
|
|
assert_eq!(
|
|
|
|
get_ip_with_port(String::from("1.1.1.1")),
|
|
|
|
Some(String::from("1.1.1.1:8448"))
|
|
|
|
);
|
|
|
|
assert_eq!(
|
|
|
|
get_ip_with_port(String::from("dead:beef::")),
|
|
|
|
Some(String::from("[dead:beef::]:8448"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn ips_keep_custom_ports() {
|
|
|
|
assert_eq!(
|
|
|
|
get_ip_with_port(String::from("1.1.1.1:1234")),
|
|
|
|
Some(String::from("1.1.1.1:1234"))
|
|
|
|
);
|
|
|
|
assert_eq!(
|
|
|
|
get_ip_with_port(String::from("[dead::beef]:8933")),
|
|
|
|
Some(String::from("[dead::beef]:8933"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn hostnames_get_default_ports() {
|
|
|
|
assert_eq!(
|
|
|
|
add_port_to_hostname(String::from("example.com")),
|
|
|
|
"example.com:8448"
|
|
|
|
)
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn hostnames_keep_custom_ports() {
|
|
|
|
assert_eq!(
|
|
|
|
add_port_to_hostname(String::from("example.com:1337")),
|
|
|
|
"example.com:1337"
|
|
|
|
)
|
|
|
|
}
|
|
|
|
}
|