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feat: use Rustls instead of native TLS for HTTPS requests

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HTTPS requests are used to fetch
remote images in HTML emails,
to fetch autoconfig XML,
to POST requests for `DCACCOUNT:` QR codes
to make OAuth 2 API requests
and to connect to HTTPS proxies.

Rustls is more aggressive than OpenSSL
in deprecating cryptographic algorithms
so we cannot use it for IMAP and SMTP
to avoid breaking compatibility,
but for HTTPS requests listed
above this should not result in problems.

As HTTPS requests use only strict TLS checks,
there is no `strict_tls` argument
in `wrap_rustls` function.

Rustls is already used by iroh,
so this change does not introduce new dependencies.
This commit is contained in:
link2xt
2024-09-21 19:52:25 +00:00
parent 638da904e7
commit 78a0d7501b
6 changed files with 30 additions and 19 deletions
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8
src/net/session.rs
View File

@@ -1,4 +1,3 @@
use async_native_tls::TlsStream;
use fast_socks5::client::Socks5Stream;
use std::pin::Pin;
use std::time::Duration;
@@ -17,11 +16,16 @@ impl SessionStream for Box<dyn SessionStream> {
self.as_mut().set_read_timeout(timeout);
}
}
impl<T: SessionStream> SessionStream for TlsStream<T> {
impl<T: SessionStream> SessionStream for async_native_tls::TlsStream<T> {
fn set_read_timeout(&mut self, timeout: Option<Duration>) {
self.get_mut().set_read_timeout(timeout);
}
}
impl<T: SessionStream> SessionStream for tokio_rustls::client::TlsStream<T> {
fn set_read_timeout(&mut self, timeout: Option<Duration>) {
self.get_mut().0.set_read_timeout(timeout);
}
}
impl<T: SessionStream> SessionStream for BufStream<T> {
fn set_read_timeout(&mut self, timeout: Option<Duration>) {
self.get_mut().set_read_timeout(timeout);