conduit/src/appservice_server.rs

95 lines
2.7 KiB
Rust

use crate::{utils, Error, Result};
use bytes::BytesMut;
use ruma::api::{IncomingResponse, OutgoingRequest, SendAccessToken};
use std::{
convert::{TryFrom, TryInto},
fmt::Debug,
mem,
time::Duration,
};
use tracing::warn;
pub(crate) async fn send_request<T: OutgoingRequest>(
globals: &crate::database::globals::Globals,
registration: serde_yaml::Value,
request: T,
) -> Result<T::IncomingResponse>
where
T: Debug,
{
let destination = registration.get("url").unwrap().as_str().unwrap();
let hs_token = registration.get("hs_token").unwrap().as_str().unwrap();
let mut http_request = request
.try_into_http_request::<BytesMut>(destination, SendAccessToken::IfRequired(""))
.unwrap()
.map(|body| body.freeze());
let mut parts = http_request.uri().clone().into_parts();
let old_path_and_query = parts.path_and_query.unwrap().as_str().to_owned();
let symbol = if old_path_and_query.contains('?') {
"&"
} else {
"?"
};
parts.path_and_query = Some(
(old_path_and_query + symbol + "access_token=" + hs_token)
.parse()
.unwrap(),
);
*http_request.uri_mut() = parts.try_into().expect("our manipulation is always valid");
let mut reqwest_request = reqwest::Request::try_from(http_request)
.expect("all http requests are valid reqwest requests");
*reqwest_request.timeout_mut() = Some(Duration::from_secs(30));
let url = reqwest_request.url().clone();
let mut response = globals
.reqwest_client()?
.build()?
.execute(reqwest_request)
.await?;
// reqwest::Response -> http::Response conversion
let status = response.status();
let mut http_response_builder = http::Response::builder()
.status(status)
.version(response.version());
mem::swap(
response.headers_mut(),
http_response_builder
.headers_mut()
.expect("http::response::Builder is usable"),
);
let body = response.bytes().await.unwrap_or_else(|e| {
warn!("server error: {}", e);
Vec::new().into()
}); // TODO: handle timeout
if status != 200 {
warn!(
"Appservice returned bad response {} {}\n{}\n{:?}",
destination,
status,
url,
utils::string_from_bytes(&body)
);
}
let response = T::IncomingResponse::try_from_http_response(
http_response_builder
.body(body)
.expect("reqwest body is valid http body"),
);
response.map_err(|_| {
warn!(
"Appservice returned invalid response bytes {}\n{}",
destination, url
);
Error::BadServerResponse("Server returned bad response.")
})
}