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-rw-r--r--src/tls_util.rs152
1 files changed, 152 insertions, 0 deletions
diff --git a/src/tls_util.rs b/src/tls_util.rs
index a9e16c53..5a17d380 100644
--- a/src/tls_util.rs
+++ b/src/tls_util.rs
@@ -1,6 +1,20 @@
use std::{fs, io};
+use core::task::{Poll, Context};
+use std::pin::Pin;
+use std::sync::Arc;
+use core::future::Future;
+use futures_util::future::*;
+use tokio::io::{AsyncRead, AsyncWrite};
use rustls::internal::pemfile;
+use rustls::*;
+use hyper::client::HttpConnector;
+use hyper::client::connect::Connection;
+use hyper::service::Service;
+use hyper::Uri;
+use hyper_rustls::MaybeHttpsStream;
+use tokio_rustls::TlsConnector;
+use webpki::DNSNameRef;
use crate::error::Error;
@@ -44,3 +58,141 @@ pub fn load_private_key(filename: &str) -> Result<rustls::PrivateKey, Error> {
}
Ok(keys[0].clone())
}
+
+
+// ---- AWFUL COPYPASTA FROM rustls/verifier.rs
+// ---- USED TO ALLOW TO VERIFY SERVER CERTIFICATE VALIDITY IN CHAIN
+// ---- BUT DISREGARD HOSTNAME PARAMETER
+
+pub struct NoHostnameCertVerifier;
+
+type SignatureAlgorithms = &'static [&'static webpki::SignatureAlgorithm];
+static SUPPORTED_SIG_ALGS: SignatureAlgorithms = &[
+ &webpki::ECDSA_P256_SHA256,
+ &webpki::ECDSA_P256_SHA384,
+ &webpki::ECDSA_P384_SHA256,
+ &webpki::ECDSA_P384_SHA384,
+ &webpki::RSA_PSS_2048_8192_SHA256_LEGACY_KEY,
+ &webpki::RSA_PSS_2048_8192_SHA384_LEGACY_KEY,
+ &webpki::RSA_PSS_2048_8192_SHA512_LEGACY_KEY,
+ &webpki::RSA_PKCS1_2048_8192_SHA256,
+ &webpki::RSA_PKCS1_2048_8192_SHA384,
+ &webpki::RSA_PKCS1_2048_8192_SHA512,
+ &webpki::RSA_PKCS1_3072_8192_SHA384
+];
+
+impl rustls::ServerCertVerifier for NoHostnameCertVerifier {
+ fn verify_server_cert(&self,
+ roots: &RootCertStore,
+ presented_certs: &[Certificate],
+ _dns_name: webpki::DNSNameRef,
+ _ocsp_response: &[u8]) -> Result<rustls::ServerCertVerified, TLSError> {
+
+ if presented_certs.is_empty() {
+ return Err(TLSError::NoCertificatesPresented);
+ }
+
+ let cert = webpki::EndEntityCert::from(&presented_certs[0].0)
+ .map_err(TLSError::WebPKIError)?;
+
+ let chain = presented_certs.iter()
+ .skip(1)
+ .map(|cert| cert.0.as_ref())
+ .collect::<Vec<_>>();
+
+ let trustroots: Vec<webpki::TrustAnchor> = roots.roots
+ .iter()
+ .map(|x| x.to_trust_anchor())
+ .collect();
+
+ let now = webpki::Time::try_from(std::time::SystemTime::now())
+ .map_err( |_ | TLSError::FailedToGetCurrentTime)?;
+
+ cert.verify_is_valid_tls_server_cert(SUPPORTED_SIG_ALGS,
+ &webpki::TLSServerTrustAnchors(&trustroots), &chain, now)
+ .map_err(TLSError::WebPKIError)?;
+
+ Ok(rustls::ServerCertVerified::assertion())
+ }
+}
+
+
+// ---- AWFUL COPYPASTA FROM HYPER-RUSTLS connector.rs
+// ---- ALWAYS USE `garage` AS HOSTNAME FOR TLS VERIFICATION
+
+#[derive(Clone)]
+pub struct HttpsConnectorFixedDnsname<T> {
+ http: T,
+ tls_config: Arc<rustls::ClientConfig>,
+ fixed_dnsname: &'static str,
+}
+
+type BoxError = Box<dyn std::error::Error + Send + Sync>;
+
+impl HttpsConnectorFixedDnsname<HttpConnector> {
+ pub fn new(mut tls_config: rustls::ClientConfig, fixed_dnsname: &'static str) -> Self {
+ let mut http = HttpConnector::new();
+ http.enforce_http(false);
+ tls_config.alpn_protocols = vec![b"h2".to_vec(), b"http/1.1".to_vec()];
+ Self {
+ http,
+ tls_config: Arc::new(tls_config),
+ fixed_dnsname,
+ }
+ }
+}
+
+impl<T> Service<Uri> for HttpsConnectorFixedDnsname<T>
+ where
+ T: Service<Uri>,
+ T::Response: Connection + AsyncRead + AsyncWrite + Send + Unpin + 'static,
+ T::Future: Send + 'static,
+ T::Error: Into<BoxError>,
+{
+ type Response = MaybeHttpsStream<T::Response>;
+ type Error = BoxError;
+
+ #[allow(clippy::type_complexity)]
+ type Future =
+ Pin<Box<dyn Future<Output = Result<MaybeHttpsStream<T::Response>, BoxError>> + Send>>;
+
+ fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
+ match self.http.poll_ready(cx) {
+ Poll::Ready(Ok(())) => Poll::Ready(Ok(())),
+ Poll::Ready(Err(e)) => Poll::Ready(Err(e.into())),
+ Poll::Pending => Poll::Pending,
+ }
+ }
+
+ fn call(&mut self, dst: Uri) -> Self::Future {
+ let is_https = dst.scheme_str() == Some("https");
+
+ if !is_https {
+ let connecting_future = self.http.call(dst);
+
+ let f = async move {
+ let tcp = connecting_future.await.map_err(Into::into)?;
+
+ Ok(MaybeHttpsStream::Http(tcp))
+ };
+ f.boxed()
+ } else {
+ let cfg = self.tls_config.clone();
+ let connecting_future = self.http.call(dst);
+
+ let dnsname = DNSNameRef::try_from_ascii_str(self.fixed_dnsname)
+ .expect("Invalid fixed dnsname");
+
+ let f = async move {
+ let tcp = connecting_future.await.map_err(Into::into)?;
+ let connector = TlsConnector::from(cfg);
+ let tls = connector
+ .connect(dnsname, tcp)
+ .await
+ .map_err(|e| io::Error::new(io::ErrorKind::Other, e))?;
+ Ok(MaybeHttpsStream::Https(tls))
+ };
+ f.boxed()
+ }
+ }
+}