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implement native-tls client

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Jun Kurihara 2023-11-29 17:24:07 +09:00
commit 48a84a77cb
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12 changed files with 90 additions and 69 deletions
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31
rpxy-lib/src/message_handler/utils_request.rs
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@ -1,6 +1,9 @@
use crate::backend::{UpstreamCandidates, UpstreamOption};
use crate::{
backend::{Upstream, UpstreamCandidates, UpstreamOption},
log::*,
};
use anyhow::{anyhow, ensure, Result};
use http::{header, Request};
use http::{header, uri::Scheme, Request, Version};
/// Trait defining parser of hostname
/// Inspect and extract hostname from either the request HOST header or request line
@ -50,18 +53,30 @@ impl<B> InspectParseHost for Request<B> {
////////////////////////////////////////////////////
// Functions to manipulate request line
/// Apply upstream options in request line, specified in the configuration
pub(super) fn apply_upstream_options_to_request_line<B>(
/// Update request line, e.g., version, and apply upstream options to request line, specified in the configuration
pub(super) fn update_request_line<B>(
req: &mut Request<B>,
upstream: &UpstreamCandidates,
upstream_chosen: &Upstream,
upstream_candidates: &UpstreamCandidates,
) -> anyhow::Result<()> {
for opt in upstream.options.iter() {
// If not specified (force_httpXX_upstream) and https, version is preserved except for http/3
if upstream_chosen.uri.scheme() == Some(&Scheme::HTTP) {
// Change version to http/1.1 when destination scheme is http
debug!("Change version to http/1.1 when destination scheme is http unless upstream option enabled.");
*req.version_mut() = Version::HTTP_11;
} else if req.version() == Version::HTTP_3 {
// HTTP/3 is always https
debug!("HTTP/3 is currently unsupported for request to upstream.");
*req.version_mut() = Version::HTTP_2;
}
for opt in upstream_candidates.options.iter() {
match opt {
UpstreamOption::ForceHttp11Upstream => *req.version_mut() = http::Version::HTTP_11,
UpstreamOption::ForceHttp11Upstream => *req.version_mut() = Version::HTTP_11,
UpstreamOption::ForceHttp2Upstream => {
// case: h2c -> https://www.rfc-editor.org/rfc/rfc9113.txt
// Upgrade from HTTP/1.1 to HTTP/2 is deprecated. So, http-2 prior knowledge is required.
*req.version_mut() = http::Version::HTTP_2;
*req.version_mut() = Version::HTTP_2;
}
_ => (),
}