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Implement max_request_size config option

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CapsizeGlimmer 2020-07-23 23:03:24 -04:00 • committed by timokoesters
parent 3451b10a4b
commit fa2da9e048
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GPG key ID: 24DA7517711A2BA4
3 changed files with 24 additions and 16 deletions
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10
src/client_server.rs
View file

@ -2977,11 +2977,11 @@ pub fn send_event_to_device_route(
}
#[get("/_matrix/media/r0/config")]
pub fn get_media_config_route() -> ConduitResult<get_media_config::Response> {
Ok(get_media_config::Response {
upload_size: (20_u32 * 1024 * 1024).into(), // 20 MB
}
.into())
pub fn get_media_config_route(
db: State<'_, Database>,
) -> ConduitResult<get_media_config::Response> {
let upload_size = db.globals.max_request_size().into();
Ok(get_media_config::Response { upload_size }.into())
}
#[post("/_matrix/media/r0/upload", data = "<body>")]

16
src/database/globals.rs
View file

@ -1,7 +1,7 @@
use std::convert::TryInto;
use crate::{utils, Error, Result};
use ruma::ServerName;
use std::convert::TryInto;
pub const COUNTER: &str = "c";
pub struct Globals {
@ -9,6 +9,7 @@ pub struct Globals {
keypair: ruma::signatures::Ed25519KeyPair,
reqwest_client: reqwest::Client,
server_name: Box<ServerName>,
max_request_size: u32,
registration_disabled: bool,
encryption_disabled: bool,
}
@ -32,7 +33,12 @@ impl Globals {
.unwrap_or("localhost")
.to_string()
.try_into()
.map_err(|_| Error::BadConfig("Invalid server name found."))?,
.map_err(|_| Error::BadConfig("Invalid server_name."))?,
max_request_size: config
.get_int("max_request_size")
.unwrap_or(20 * 1024 * 1024) // Default to 20 MB
.try_into()
.map_err(|_| Error::BadConfig("Invalid max_request_size."))?,
registration_disabled: config.get_bool("registration_disabled").unwrap_or(false),
encryption_disabled: config.get_bool("encryption_disabled").unwrap_or(false),
})
@ -69,6 +75,10 @@ impl Globals {
self.server_name.as_ref()
}
pub fn max_request_size(&self) -> u32 {
self.max_request_size
}
pub fn registration_disabled(&self) -> bool {
self.registration_disabled
}

14
src/ruma_wrapper.rs
View file

@ -11,8 +11,6 @@ use ruma::{api::Endpoint, DeviceId, UserId};
use std::{convert::TryInto, io::Cursor, ops::Deref};
use tokio::io::AsyncReadExt;
const MESSAGE_LIMIT: u64 = 20 * 1024 * 1024; // 20 MB
/// This struct converts rocket requests into ruma structs by converting them into http requests
/// first.
pub struct Ruma<T> {
@ -40,13 +38,12 @@ impl<'a, T: Endpoint> FromTransformedData<'a> for Ruma<T> {
) -> FromDataFuture<'a, Self, Self::Error> {
Box::pin(async move {
let data = rocket::try_outcome!(outcome.owned());
let db = request
.guard::<State<'_, crate::Database>>()
.await
.expect("database was loaded");
let (user_id, device_id) = if T::METADATA.requires_authentication {
let db = request
.guard::<State<'_, crate::Database>>()
.await
.expect("database was loaded");
// Get token from header or query value
let token = match request
.headers()
@ -76,7 +73,8 @@ impl<'a, T: Endpoint> FromTransformedData<'a> for Ruma<T> {
http_request = http_request.header(header.name.as_str(), &*header.value);
}
let mut handle = data.open().take(MESSAGE_LIMIT);
let limit = db.globals.max_request_size();
let mut handle = data.open().take(limit.into());
let mut body = Vec::new();
handle.read_to_end(&mut body).await.unwrap();