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| </pre><pre class="rust"><code><span class="kw">use </span><span class="kw">super</span>::io::BoxedIo; |
| <span class="kw">use </span><span class="kw">crate</span>::transport::{ |
| server::{Connected, TlsStream}, |
| Certificate, Identity, |
| }; |
| <span class="attribute">#[cfg(feature = <span class="string">"tls-roots"</span>)] |
| </span><span class="kw">use </span>rustls_native_certs; |
| <span class="kw">use </span>std::{fmt, sync::Arc}; |
| <span class="kw">use </span>tokio::io::{AsyncRead, AsyncWrite}; |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">use </span>tokio_rustls::{ |
| rustls::{ClientConfig, NoClientAuth, ServerConfig, Session}, |
| webpki::DNSNameRef, |
| TlsAcceptor <span class="kw">as </span>RustlsAcceptor, TlsConnector <span class="kw">as </span>RustlsConnector, |
| }; |
| |
| <span class="doccomment">/// h2 alpn in plain format for rustls. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">const </span>ALPN_H2: <span class="kw-2">&</span>str = <span class="string">"h2"</span>; |
| |
| <span class="attribute">#[derive(Debug)] |
| </span><span class="kw">enum </span>TlsError { |
| <span class="attribute">#[allow(dead_code)] |
| </span>H2NotNegotiated, |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span>CertificateParseError, |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span>PrivateKeyParseError, |
| } |
| |
| <span class="attribute">#[derive(Clone)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>TlsConnector { |
| config: Arc<ClientConfig>, |
| domain: Arc<String>, |
| } |
| |
| <span class="kw">impl </span>TlsConnector { |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new_with_rustls_cert( |
| ca_cert: <span class="prelude-ty">Option</span><Certificate>, |
| identity: <span class="prelude-ty">Option</span><Identity>, |
| domain: String, |
| ) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="kw">crate</span>::Error> { |
| <span class="kw">let </span><span class="kw-2">mut </span>config = ClientConfig::new(); |
| config.set_protocols(<span class="kw-2">&</span>[Vec::from(ALPN_H2)]); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(identity) = identity { |
| <span class="kw">let </span>(client_cert, client_key) = rustls_keys::load_identity(identity)<span class="question-mark">?</span>; |
| config.set_single_client_cert(client_cert, client_key)<span class="question-mark">?</span>; |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tls-roots"</span>)] |
| </span>{ |
| config.root_store = <span class="kw">match </span>rustls_native_certs::load_native_certs() { |
| <span class="prelude-val">Ok</span>(store) | <span class="prelude-val">Err</span>((<span class="prelude-val">Some</span>(store), <span class="kw">_</span>)) => store, |
| <span class="prelude-val">Err</span>((<span class="prelude-val">None</span>, error)) => <span class="kw">return </span><span class="prelude-val">Err</span>(error.into()), |
| }; |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tls-webpki-roots"</span>)] |
| </span>{ |
| config |
| .root_store |
| .add_server_trust_anchors(<span class="kw-2">&</span>webpki_roots::TLS_SERVER_ROOTS); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(cert) = ca_cert { |
| <span class="kw">let </span><span class="kw-2">mut </span>buf = std::io::Cursor::new(<span class="kw-2">&</span>cert.pem[..]); |
| config.root_store.add_pem_file(<span class="kw-2">&mut </span>buf).unwrap(); |
| } |
| |
| <span class="prelude-val">Ok</span>(<span class="self">Self </span>{ |
| config: Arc::new(config), |
| domain: Arc::new(domain), |
| }) |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new_with_rustls_raw( |
| config: tokio_rustls::rustls::ClientConfig, |
| domain: String, |
| ) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="kw">crate</span>::Error> { |
| <span class="prelude-val">Ok</span>(<span class="self">Self </span>{ |
| config: Arc::new(config), |
| domain: Arc::new(domain), |
| }) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>connect<I>(<span class="kw-2">&</span><span class="self">self</span>, io: I) -> <span class="prelude-ty">Result</span><BoxedIo, <span class="kw">crate</span>::Error> |
| <span class="kw">where |
| </span>I: AsyncRead + AsyncWrite + Send + Unpin + <span class="lifetime">'static</span>, |
| { |
| <span class="kw">let </span>tls_io = { |
| <span class="kw">let </span>dns = DNSNameRef::try_from_ascii_str(<span class="self">self</span>.domain.as_str())<span class="question-mark">?</span>.to_owned(); |
| |
| <span class="kw">let </span>io = RustlsConnector::from(<span class="self">self</span>.config.clone()) |
| .connect(dns.as_ref(), io) |
| .<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>(<span class="kw">_</span>, session) = io.get_ref(); |
| |
| <span class="kw">match </span>session.get_alpn_protocol() { |
| <span class="prelude-val">Some</span>(b) <span class="kw">if </span>b == <span class="string">b"h2" </span>=> (), |
| <span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(TlsError::H2NotNegotiated.into()), |
| }; |
| |
| BoxedIo::new(io) |
| }; |
| |
| <span class="prelude-val">Ok</span>(tls_io) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Debug <span class="kw">for </span>TlsConnector { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| f.debug_struct(<span class="string">"TlsConnector"</span>).finish() |
| } |
| } |
| |
| <span class="attribute">#[derive(Clone)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>TlsAcceptor { |
| inner: Arc<ServerConfig>, |
| } |
| |
| <span class="kw">impl </span>TlsAcceptor { |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new_with_rustls_identity( |
| identity: Identity, |
| client_ca_root: <span class="prelude-ty">Option</span><Certificate>, |
| ) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="kw">crate</span>::Error> { |
| <span class="kw">let </span>(cert, key) = rustls_keys::load_identity(identity)<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>config = <span class="kw">match </span>client_ca_root { |
| <span class="prelude-val">None </span>=> ServerConfig::new(NoClientAuth::new()), |
| <span class="prelude-val">Some</span>(cert) => { |
| <span class="kw">let </span><span class="kw-2">mut </span>cert = std::io::Cursor::new(<span class="kw-2">&</span>cert.pem[..]); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>client_root_cert_store = tokio_rustls::rustls::RootCertStore::empty(); |
| <span class="kw">if </span>client_root_cert_store.add_pem_file(<span class="kw-2">&mut </span>cert).is_err() { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Box::new(TlsError::CertificateParseError)); |
| } |
| |
| <span class="kw">let </span>client_auth = |
| tokio_rustls::rustls::AllowAnyAuthenticatedClient::new(client_root_cert_store); |
| ServerConfig::new(client_auth) |
| } |
| }; |
| config.set_single_cert(cert, key)<span class="question-mark">?</span>; |
| config.set_protocols(<span class="kw-2">&</span>[Vec::from(ALPN_H2)]); |
| |
| <span class="prelude-val">Ok</span>(<span class="self">Self </span>{ |
| inner: Arc::new(config), |
| }) |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new_with_rustls_raw( |
| config: tokio_rustls::rustls::ServerConfig, |
| ) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="kw">crate</span>::Error> { |
| <span class="prelude-val">Ok</span>(<span class="self">Self </span>{ |
| inner: Arc::new(config), |
| }) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>accept<IO>(<span class="kw-2">&</span><span class="self">self</span>, io: IO) -> <span class="prelude-ty">Result</span><TlsStream<IO>, <span class="kw">crate</span>::Error> |
| <span class="kw">where |
| </span>IO: AsyncRead + AsyncWrite + Connected + Unpin + Send + <span class="lifetime">'static</span>, |
| { |
| <span class="kw">let </span>acceptor = RustlsAcceptor::from(<span class="self">self</span>.inner.clone()); |
| acceptor.accept(io).<span class="kw">await</span>.map_err(Into::into) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Debug <span class="kw">for </span>TlsAcceptor { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| f.debug_struct(<span class="string">"TlsAcceptor"</span>).finish() |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>TlsError { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| <span class="kw">match </span><span class="self">self </span>{ |
| TlsError::H2NotNegotiated => <span class="macro">write!</span>(f, <span class="string">"HTTP/2 was not negotiated."</span>), |
| TlsError::CertificateParseError => <span class="macro">write!</span>(f, <span class="string">"Error parsing TLS certificate."</span>), |
| TlsError::PrivateKeyParseError => <span class="macro">write!</span>( |
| f, |
| <span class="string">"Error parsing TLS private key - no RSA or PKCS8-encoded keys found." |
| </span>), |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>std::error::Error <span class="kw">for </span>TlsError {} |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tls"</span>)] |
| </span><span class="kw">mod </span>rustls_keys { |
| <span class="kw">use </span>tokio_rustls::rustls::{internal::pemfile, Certificate, PrivateKey}; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::transport::service::tls::TlsError; |
| <span class="kw">use </span><span class="kw">crate</span>::transport::Identity; |
| |
| <span class="kw">fn </span>load_rustls_private_key( |
| <span class="kw-2">mut </span>cursor: std::io::Cursor<<span class="kw-2">&</span>[u8]>, |
| ) -> <span class="prelude-ty">Result</span><PrivateKey, <span class="kw">crate</span>::Error> { |
| <span class="comment">// First attempt to load the private key assuming it is PKCS8-encoded |
| </span><span class="kw">if let </span><span class="prelude-val">Ok</span>(<span class="kw-2">mut </span>keys) = pemfile::pkcs8_private_keys(<span class="kw-2">&mut </span>cursor) { |
| <span class="kw">if </span>!keys.is_empty() { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(keys.remove(<span class="number">0</span>)); |
| } |
| } |
| |
| <span class="comment">// If it not, try loading the private key as an RSA key |
| </span>cursor.set_position(<span class="number">0</span>); |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(<span class="kw-2">mut </span>keys) = pemfile::rsa_private_keys(<span class="kw-2">&mut </span>cursor) { |
| <span class="kw">if </span>!keys.is_empty() { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(keys.remove(<span class="number">0</span>)); |
| } |
| } |
| |
| <span class="comment">// Otherwise we have a Private Key parsing problem |
| </span><span class="prelude-val">Err</span>(Box::new(TlsError::PrivateKeyParseError)) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>load_identity( |
| identity: Identity, |
| ) -> <span class="prelude-ty">Result</span><(Vec<Certificate>, PrivateKey), <span class="kw">crate</span>::Error> { |
| <span class="kw">let </span>cert = { |
| <span class="kw">let </span><span class="kw-2">mut </span>cert = std::io::Cursor::new(<span class="kw-2">&</span>identity.cert.pem[..]); |
| <span class="kw">match </span>pemfile::certs(<span class="kw-2">&mut </span>cert) { |
| <span class="prelude-val">Ok</span>(certs) => certs, |
| <span class="prelude-val">Err</span>(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(Box::new(TlsError::CertificateParseError)), |
| } |
| }; |
| |
| <span class="kw">let </span>key = { |
| <span class="kw">let </span>key = std::io::Cursor::new(<span class="kw-2">&</span>identity.key[..]); |
| <span class="kw">match </span>load_rustls_private_key(key) { |
| <span class="prelude-val">Ok</span>(key) => key, |
| <span class="prelude-val">Err</span>(e) => { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(e); |
| } |
| } |
| }; |
| |
| <span class="prelude-val">Ok</span>((cert, key)) |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="tonic" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
