| // Assorted public API tests. |
| use std::sync::Arc; |
| use std::sync::Mutex; |
| use std::sync::atomic::{AtomicUsize, Ordering}; |
| use std::mem; |
| use std::fmt; |
| use std::env; |
| use std::error::Error; |
| use std::io::{self, Write, Read}; |
| |
| use rustls; |
| |
| use rustls::{ClientConfig, ClientSession, ResolvesClientCert}; |
| use rustls::{ServerConfig, ServerSession, ResolvesServerCert}; |
| use rustls::Session; |
| use rustls::{Stream, StreamOwned}; |
| use rustls::{ProtocolVersion, SignatureScheme, CipherSuite}; |
| use rustls::TLSError; |
| use rustls::sign; |
| use rustls::{ALL_CIPHERSUITES, SupportedCipherSuite}; |
| use rustls::KeyLog; |
| use rustls::ClientHello; |
| #[cfg(feature = "quic")] |
| use rustls::quic::{self, QuicExt, ClientQuicExt, ServerQuicExt}; |
| #[cfg(feature = "quic")] |
| use ring::hkdf; |
| |
| #[cfg(feature = "dangerous_configuration")] |
| use rustls::ClientCertVerified; |
| |
| use webpki; |
| |
| #[allow(dead_code)] |
| mod common; |
| use crate::common::*; |
| |
| fn alpn_test(server_protos: Vec<Vec<u8>>, client_protos: Vec<Vec<u8>>, agreed: Option<&[u8]>) { |
| let mut client_config = make_client_config(KeyType::RSA); |
| let mut server_config = make_server_config(KeyType::RSA); |
| |
| client_config.alpn_protocols = client_protos; |
| server_config.alpn_protocols = server_protos; |
| |
| let server_config = Arc::new(server_config); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(client.get_alpn_protocol(), None); |
| assert_eq!(server.get_alpn_protocol(), None); |
| do_handshake(&mut client, &mut server); |
| assert_eq!(client.get_alpn_protocol(), agreed); |
| assert_eq!(server.get_alpn_protocol(), agreed); |
| } |
| } |
| |
| #[test] |
| fn alpn() { |
| // no support |
| alpn_test(vec![], vec![], None); |
| |
| // server support |
| alpn_test(vec![b"server-proto".to_vec()], vec![], None); |
| |
| // client support |
| alpn_test(vec![], vec![b"client-proto".to_vec()], None); |
| |
| // no overlap |
| alpn_test(vec![b"server-proto".to_vec()], |
| vec![b"client-proto".to_vec()], |
| None); |
| |
| // server chooses preference |
| alpn_test(vec![b"server-proto".to_vec(), b"client-proto".to_vec()], |
| vec![b"client-proto".to_vec(), b"server-proto".to_vec()], |
| Some(b"server-proto")); |
| |
| // case sensitive |
| alpn_test(vec![b"PROTO".to_vec()], vec![b"proto".to_vec()], None); |
| } |
| |
| fn version_test(client_versions: Vec<ProtocolVersion>, |
| server_versions: Vec<ProtocolVersion>, |
| result: Option<ProtocolVersion>) { |
| let mut client_config = make_client_config(KeyType::RSA); |
| let mut server_config = make_server_config(KeyType::RSA); |
| |
| println!("version {:?} {:?} -> {:?}", |
| client_versions, |
| server_versions, |
| result); |
| |
| if !client_versions.is_empty() { |
| client_config.versions = client_versions; |
| } |
| |
| if !server_versions.is_empty() { |
| server_config.versions = server_versions; |
| } |
| |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| assert_eq!(client.get_protocol_version(), None); |
| assert_eq!(server.get_protocol_version(), None); |
| if result.is_none() { |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err.is_err(), true); |
| } else { |
| do_handshake(&mut client, &mut server); |
| assert_eq!(client.get_protocol_version(), result); |
| assert_eq!(server.get_protocol_version(), result); |
| } |
| } |
| |
| #[test] |
| fn versions() { |
| // default -> 1.3 |
| version_test(vec![], vec![], Some(ProtocolVersion::TLSv1_3)); |
| |
| // client default, server 1.2 -> 1.2 |
| version_test(vec![], |
| vec![ProtocolVersion::TLSv1_2], |
| Some(ProtocolVersion::TLSv1_2)); |
| |
| // client 1.2, server default -> 1.2 |
| version_test(vec![ProtocolVersion::TLSv1_2], |
| vec![], |
| Some(ProtocolVersion::TLSv1_2)); |
| |
| // client 1.2, server 1.3 -> fail |
| version_test(vec![ProtocolVersion::TLSv1_2], |
| vec![ProtocolVersion::TLSv1_3], |
| None); |
| |
| // client 1.3, server 1.2 -> fail |
| version_test(vec![ProtocolVersion::TLSv1_3], |
| vec![ProtocolVersion::TLSv1_2], |
| None); |
| |
| // client 1.3, server 1.2+1.3 -> 1.3 |
| version_test(vec![ProtocolVersion::TLSv1_3], |
| vec![ProtocolVersion::TLSv1_2, ProtocolVersion::TLSv1_3], |
| Some(ProtocolVersion::TLSv1_3)); |
| |
| // client 1.2+1.3, server 1.2 -> 1.2 |
| version_test(vec![ProtocolVersion::TLSv1_3, ProtocolVersion::TLSv1_2], |
| vec![ProtocolVersion::TLSv1_2], |
| Some(ProtocolVersion::TLSv1_2)); |
| } |
| |
| fn check_read(reader: &mut dyn io::Read, bytes: &[u8]) { |
| let mut buf = Vec::new(); |
| assert_eq!(bytes.len(), reader.read_to_end(&mut buf).unwrap()); |
| assert_eq!(bytes.to_vec(), buf); |
| } |
| |
| #[test] |
| fn buffered_client_data_sent() { |
| let server_config = Arc::new(make_server_config(KeyType::RSA)); |
| |
| for client_config in AllClientVersions::new(make_client_config(KeyType::RSA)) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(5, client.write(b"hello").unwrap()); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| |
| check_read(&mut server, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn buffered_server_data_sent() { |
| let server_config = Arc::new(make_server_config(KeyType::RSA)); |
| |
| for client_config in AllClientVersions::new(make_client_config(KeyType::RSA)) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(5, server.write(b"hello").unwrap()); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| check_read(&mut client, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn buffered_both_data_sent() { |
| let server_config = Arc::new(make_server_config(KeyType::RSA)); |
| |
| for client_config in AllClientVersions::new(make_client_config(KeyType::RSA)) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(12, server.write(b"from-server!").unwrap()); |
| assert_eq!(12, client.write(b"from-client!").unwrap()); |
| |
| do_handshake(&mut client, &mut server); |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| |
| check_read(&mut client, b"from-server!"); |
| check_read(&mut server, b"from-client!"); |
| } |
| } |
| |
| #[test] |
| fn client_can_get_server_cert() { |
| for kt in ALL_KEY_TYPES.iter() { |
| for client_config in AllClientVersions::new(make_client_config(*kt)) { |
| let (mut client, mut server) = make_pair_for_configs(client_config, |
| make_server_config(*kt)); |
| do_handshake(&mut client, &mut server); |
| |
| let certs = client.get_peer_certificates(); |
| assert_eq!(certs, Some(kt.get_chain())); |
| } |
| } |
| } |
| |
| #[test] |
| fn server_can_get_client_cert() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| client_config.set_single_client_cert(kt.get_chain(), kt.get_key()) |
| .unwrap(); |
| |
| let server_config = Arc::new(make_server_config_with_mandatory_client_auth(*kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| let certs = server.get_peer_certificates(); |
| assert_eq!(certs, Some(kt.get_chain())); |
| } |
| } |
| } |
| |
| fn check_read_and_close(reader: &mut dyn io::Read, expect: &[u8]) { |
| let mut buf = Vec::new(); |
| buf.resize(expect.len(), 0u8); |
| assert_eq!(expect.len(), reader.read(&mut buf).unwrap()); |
| assert_eq!(expect.to_vec(), buf); |
| |
| let err = reader.read(&mut buf); |
| assert!(err.is_err()); |
| assert_eq!(err.err().unwrap().kind(), io::ErrorKind::ConnectionAborted); |
| } |
| |
| #[test] |
| fn server_close_notify() { |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.set_single_client_cert(kt.get_chain(), kt.get_key()) |
| .unwrap(); |
| |
| let server_config = Arc::new(make_server_config_with_mandatory_client_auth(kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| // check that alerts don't overtake appdata |
| assert_eq!(12, server.write(b"from-server!").unwrap()); |
| assert_eq!(12, client.write(b"from-client!").unwrap()); |
| server.send_close_notify(); |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| check_read_and_close(&mut client, b"from-server!"); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| check_read(&mut server, b"from-client!"); |
| } |
| } |
| |
| #[test] |
| fn client_close_notify() { |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.set_single_client_cert(kt.get_chain(), kt.get_key()) |
| .unwrap(); |
| |
| let server_config = Arc::new(make_server_config_with_mandatory_client_auth(kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| // check that alerts don't overtake appdata |
| assert_eq!(12, server.write(b"from-server!").unwrap()); |
| assert_eq!(12, client.write(b"from-client!").unwrap()); |
| client.send_close_notify(); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| check_read_and_close(&mut server, b"from-client!"); |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| check_read(&mut client, b"from-server!"); |
| } |
| } |
| |
| #[derive(Default)] |
| struct ServerCheckCertResolve { |
| expected_sni: Option<String>, |
| expected_sigalgs: Option<Vec<SignatureScheme>>, |
| expected_alpn: Option<Vec<Vec<u8>>>, |
| } |
| |
| impl ResolvesServerCert for ServerCheckCertResolve { |
| fn resolve(&self, client_hello: ClientHello) -> Option<sign::CertifiedKey> { |
| if client_hello.sigschemes().len() == 0 { |
| panic!("no signature schemes shared by client"); |
| } |
| |
| if let Some(expected_sni) = &self.expected_sni { |
| let sni: &str = client_hello.server_name().expect("sni unexpectedly absent").into(); |
| assert_eq!(expected_sni, sni); |
| } |
| |
| if let Some(expected_sigalgs) = &self.expected_sigalgs { |
| if expected_sigalgs != &client_hello.sigschemes() { |
| panic!("unexpected signature schemes (wanted {:?} got {:?})", |
| self.expected_sigalgs, client_hello.sigschemes()); |
| } |
| } |
| |
| if let Some(expected_alpn) = &self.expected_alpn { |
| let alpn = client_hello.alpn().expect("alpn unexpectedly absent"); |
| assert_eq!(alpn.len(), expected_alpn.len()); |
| |
| for (got, wanted) in alpn.iter().zip(expected_alpn.iter()) { |
| assert_eq!(got, &wanted.as_slice()); |
| } |
| } |
| |
| None |
| } |
| } |
| |
| #[test] |
| fn server_cert_resolve_with_sni() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_config = make_client_config(*kt); |
| let mut server_config = make_server_config(*kt); |
| |
| server_config.cert_resolver = Arc::new(ServerCheckCertResolve { |
| expected_sni: Some("the-value-from-sni".into()), |
| ..Default::default() |
| }); |
| |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("the-value-from-sni")); |
| let mut server = ServerSession::new(&Arc::new(server_config)); |
| |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err.is_err(), true); |
| } |
| } |
| |
| #[test] |
| fn server_cert_resolve_with_alpn() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| client_config.alpn_protocols = vec!["foo".into(), "bar".into()]; |
| |
| let mut server_config = make_server_config(*kt); |
| server_config.cert_resolver = Arc::new(ServerCheckCertResolve { |
| expected_alpn: Some(vec![ b"foo".to_vec(), b"bar".to_vec() ]), |
| ..Default::default() |
| }); |
| |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("sni-value")); |
| let mut server = ServerSession::new(&Arc::new(server_config)); |
| |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err.is_err(), true); |
| } |
| } |
| |
| |
| fn check_sigalgs_reduced_by_ciphersuite(kt: KeyType, suite: CipherSuite, |
| expected_sigalgs: Vec<SignatureScheme>) { |
| let mut client_config = make_client_config(kt); |
| client_config.ciphersuites = vec![ find_suite(suite) ]; |
| |
| let mut server_config = make_server_config(kt); |
| |
| server_config.cert_resolver = Arc::new(ServerCheckCertResolve { |
| expected_sigalgs: Some(expected_sigalgs), |
| ..Default::default() |
| }); |
| |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("localhost")); |
| let mut server = ServerSession::new(&Arc::new(server_config)); |
| |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err.is_err(), true); |
| } |
| |
| #[test] |
| fn server_cert_resolve_reduces_sigalgs_for_rsa_ciphersuite() { |
| check_sigalgs_reduced_by_ciphersuite( |
| KeyType::RSA, |
| CipherSuite::TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, |
| vec![ |
| SignatureScheme::RSA_PSS_SHA512, |
| SignatureScheme::RSA_PSS_SHA384, |
| SignatureScheme::RSA_PSS_SHA256, |
| SignatureScheme::RSA_PKCS1_SHA512, |
| SignatureScheme::RSA_PKCS1_SHA384, |
| SignatureScheme::RSA_PKCS1_SHA256, |
| ] |
| ); |
| } |
| |
| #[test] |
| fn server_cert_resolve_reduces_sigalgs_for_ecdsa_ciphersuite() { |
| check_sigalgs_reduced_by_ciphersuite( |
| KeyType::ECDSA, |
| CipherSuite::TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, |
| vec![ |
| SignatureScheme::ECDSA_NISTP384_SHA384, |
| SignatureScheme::ECDSA_NISTP256_SHA256, |
| ] |
| ); |
| } |
| |
| struct ServerCheckNoSNI {} |
| |
| impl ResolvesServerCert for ServerCheckNoSNI { |
| fn resolve(&self, client_hello: ClientHello) -> Option<sign::CertifiedKey> { |
| assert!(client_hello.server_name().is_none()); |
| |
| None |
| } |
| } |
| |
| #[test] |
| fn client_with_sni_disabled_does_not_send_sni() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| client_config.enable_sni = false; |
| |
| let mut server_config = make_server_config(*kt); |
| server_config.cert_resolver = Arc::new(ServerCheckNoSNI {}); |
| let server_config = Arc::new(server_config); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("value-not-sent")); |
| let mut server = ServerSession::new(&server_config); |
| |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err.is_err(), true); |
| } |
| } |
| } |
| |
| #[test] |
| fn client_checks_server_certificate_with_given_name() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_config = make_client_config(*kt); |
| let server_config = Arc::new(make_server_config(*kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut client = ClientSession::new(&Arc::new(client_config), |
| dns_name("not-the-right-hostname.com")); |
| let mut server = ServerSession::new(&server_config); |
| |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err, |
| Err(TLSErrorFromPeer::Client( |
| TLSError::WebPKIError(webpki::Error::CertNotValidForName)) |
| ) |
| ); |
| } |
| } |
| } |
| |
| struct ClientCheckCertResolve { |
| query_count: AtomicUsize, |
| expect_queries: usize |
| } |
| |
| impl ClientCheckCertResolve { |
| fn new(expect_queries: usize) -> ClientCheckCertResolve { |
| ClientCheckCertResolve { |
| query_count: AtomicUsize::new(0), |
| expect_queries: expect_queries |
| } |
| } |
| } |
| |
| impl Drop for ClientCheckCertResolve { |
| fn drop(&mut self) { |
| let count = self.query_count.load(Ordering::SeqCst); |
| assert_eq!(count, self.expect_queries); |
| } |
| } |
| |
| impl ResolvesClientCert for ClientCheckCertResolve { |
| fn resolve(&self, |
| acceptable_issuers: &[&[u8]], |
| sigschemes: &[SignatureScheme]) |
| -> Option<sign::CertifiedKey> { |
| self.query_count.fetch_add(1, Ordering::SeqCst); |
| |
| if acceptable_issuers.len() == 0 { |
| panic!("no issuers offered by server"); |
| } |
| |
| if sigschemes.len() == 0 { |
| panic!("no signature schemes shared by server"); |
| } |
| |
| None |
| } |
| |
| fn has_certs(&self) -> bool { |
| true |
| } |
| } |
| |
| #[test] |
| fn client_cert_resolve() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| client_config.client_auth_cert_resolver = Arc::new(ClientCheckCertResolve::new(2)); |
| |
| let server_config = Arc::new(make_server_config_with_mandatory_client_auth(*kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!( |
| do_handshake_until_error(&mut client, &mut server), |
| Err(TLSErrorFromPeer::Server(TLSError::NoCertificatesPresented))); |
| } |
| } |
| } |
| |
| #[test] |
| fn client_auth_works() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_config = make_client_config_with_auth(*kt); |
| let server_config = Arc::new(make_server_config_with_mandatory_client_auth(*kt)); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| do_handshake(&mut client, &mut server); |
| } |
| } |
| } |
| |
| #[cfg(feature = "dangerous_configuration")] |
| mod test_verifier { |
| use super::*; |
| use crate::common::MockClientVerifier; |
| use rustls::internal::msgs::enums::AlertDescription; |
| |
| // Client is authorized! |
| fn ver_ok() -> Result<ClientCertVerified, TLSError> { |
| Ok(rustls::ClientCertVerified::assertion()) |
| } |
| |
| // Use when we shouldn't even attempt verification |
| fn ver_unreachable() -> Result<ClientCertVerified, TLSError> { |
| unreachable!() |
| } |
| |
| // Verifier that returns an error that we can expect |
| fn ver_err() -> Result<ClientCertVerified, TLSError> { |
| Err(TLSError::General("test err".to_string())) |
| } |
| |
| #[test] |
| // Happy path, we resolve to a root, it is verified OK, should be able to connect |
| fn client_verifier_works() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_ok, |
| subjects: Some(get_client_root_store(*kt).get_subjects()), |
| mandatory: Some(true), |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config_with_auth(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config.clone()), |
| &server_config); |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err, Ok(())); |
| } |
| } |
| } |
| |
| // Common case, we do not find a root store to resolve to |
| #[test] |
| fn client_verifier_no_root() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_ok, |
| subjects: None, |
| mandatory: Some(true), |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config_with_auth(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut server = ServerSession::new(&server_config); |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("notlocalhost")); |
| let errs = do_handshake_until_both_error(&mut client, &mut server); |
| assert_eq!(errs, |
| Err(vec![ |
| TLSErrorFromPeer::Server(TLSError::General("client rejected by client_auth_root_subjects".into())), |
| TLSErrorFromPeer::Client(TLSError::AlertReceived(AlertDescription::AccessDenied)) |
| ])); |
| } |
| } |
| } |
| |
| // If we cannot resolve a root, we cannot decide if auth is mandatory |
| #[test] |
| fn client_verifier_no_auth_no_root() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_unreachable, |
| subjects: None, |
| mandatory: Some(true), |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut server = ServerSession::new(&server_config); |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("notlocalhost")); |
| let errs = do_handshake_until_both_error(&mut client, &mut server); |
| assert_eq!(errs, |
| Err(vec![ |
| TLSErrorFromPeer::Server(TLSError::General("client rejected by client_auth_root_subjects".into())), |
| TLSErrorFromPeer::Client(TLSError::AlertReceived(AlertDescription::AccessDenied)) |
| ])); |
| } |
| } |
| } |
| |
| // If we do have a root, we must do auth |
| #[test] |
| fn client_verifier_no_auth_yes_root() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_unreachable, |
| subjects: Some(get_client_root_store(*kt).get_subjects()), |
| mandatory: Some(true), |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| println!("Failing: {:?}", client_config.versions); |
| let mut server = ServerSession::new(&server_config); |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("localhost")); |
| let errs = do_handshake_until_both_error(&mut client, &mut server); |
| assert_eq!(errs, |
| Err(vec![ |
| TLSErrorFromPeer::Server(TLSError::NoCertificatesPresented), |
| TLSErrorFromPeer::Client(TLSError::AlertReceived(AlertDescription::CertificateRequired)) |
| ])); |
| } |
| } |
| } |
| |
| #[test] |
| // Triple checks we propagate the TLSError through |
| fn client_verifier_fails_properly() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_err, |
| subjects: Some(get_client_root_store(*kt).get_subjects()), |
| mandatory: Some(true), |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config_with_auth(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut server = ServerSession::new(&server_config); |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("localhost")); |
| let err = do_handshake_until_error(&mut client, &mut server); |
| assert_eq!(err, Err(TLSErrorFromPeer::Server( |
| TLSError::General("test err".into())))); |
| } |
| } |
| } |
| |
| |
| #[test] |
| // If a verifier returns a None on Mandatory-ness, then we error out |
| fn client_verifier_must_determine_client_auth_requirement_to_continue() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let client_verifier = MockClientVerifier { |
| verified: ver_ok, |
| subjects: Some(get_client_root_store(*kt).get_subjects()), |
| mandatory: None, |
| }; |
| |
| let mut server_config = ServerConfig::new(Arc::new(client_verifier)); |
| server_config.set_single_cert(kt.get_chain(), kt.get_key()).unwrap(); |
| |
| let server_config = Arc::new(server_config); |
| let client_config = make_client_config_with_auth(*kt); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let mut server = ServerSession::new(&server_config); |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("localhost")); |
| let errs = do_handshake_until_both_error(&mut client, &mut server); |
| assert_eq!(errs, |
| Err(vec![ |
| TLSErrorFromPeer::Server(TLSError::General("client rejected by client_auth_mandatory".into())), |
| TLSErrorFromPeer::Client(TLSError::AlertReceived(AlertDescription::AccessDenied)) |
| ])); |
| } |
| } |
| } |
| } // mod test_verifier |
| |
| #[test] |
| fn client_error_is_sticky() { |
| let (mut client, _) = make_pair(KeyType::RSA); |
| client.read_tls(&mut b"\x16\x03\x03\x00\x08\x0f\x00\x00\x04junk".as_ref()).unwrap(); |
| let mut err = client.process_new_packets(); |
| assert_eq!(err.is_err(), true); |
| err = client.process_new_packets(); |
| assert_eq!(err.is_err(), true); |
| } |
| |
| #[test] |
| fn server_error_is_sticky() { |
| let (_, mut server) = make_pair(KeyType::RSA); |
| server.read_tls(&mut b"\x16\x03\x03\x00\x08\x0f\x00\x00\x04junk".as_ref()).unwrap(); |
| let mut err = server.process_new_packets(); |
| assert_eq!(err.is_err(), true); |
| err = server.process_new_packets(); |
| assert_eq!(err.is_err(), true); |
| } |
| |
| #[test] |
| fn server_is_send_and_sync() { |
| let (_, server) = make_pair(KeyType::RSA); |
| &server as &dyn Send; |
| &server as &dyn Sync; |
| } |
| |
| #[test] |
| fn client_is_send_and_sync() { |
| let (client, _) = make_pair(KeyType::RSA); |
| &client as &dyn Send; |
| &client as &dyn Sync; |
| } |
| |
| #[test] |
| fn server_respects_buffer_limit_pre_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| server.set_buffer_limit(32); |
| |
| assert_eq!(server.write(b"01234567890123456789").unwrap(), 20); |
| assert_eq!(server.write(b"01234567890123456789").unwrap(), 12); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| check_read(&mut client, b"01234567890123456789012345678901"); |
| } |
| |
| #[test] |
| fn server_respects_buffer_limit_post_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| // this test will vary in behaviour depending on the default suites |
| do_handshake(&mut client, &mut server); |
| server.set_buffer_limit(48); |
| |
| assert_eq!(server.write(b"01234567890123456789").unwrap(), 20); |
| assert_eq!(server.write(b"01234567890123456789").unwrap(), 6); |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| check_read(&mut client, b"01234567890123456789012345"); |
| } |
| |
| #[test] |
| fn client_respects_buffer_limit_pre_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| client.set_buffer_limit(32); |
| |
| assert_eq!(client.write(b"01234567890123456789").unwrap(), 20); |
| assert_eq!(client.write(b"01234567890123456789").unwrap(), 12); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| |
| check_read(&mut server, b"01234567890123456789012345678901"); |
| } |
| |
| #[test] |
| fn client_respects_buffer_limit_post_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| do_handshake(&mut client, &mut server); |
| client.set_buffer_limit(48); |
| |
| assert_eq!(client.write(b"01234567890123456789").unwrap(), 20); |
| assert_eq!(client.write(b"01234567890123456789").unwrap(), 6); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| |
| check_read(&mut server, b"01234567890123456789012345"); |
| } |
| |
| struct OtherSession<'a> { |
| sess: &'a mut dyn Session, |
| pub reads: usize, |
| pub writes: usize, |
| pub writevs: Vec<Vec<usize>>, |
| fail_ok: bool, |
| pub short_writes: bool, |
| pub last_error: Option<rustls::TLSError>, |
| } |
| |
| impl<'a> OtherSession<'a> { |
| fn new(sess: &'a mut dyn Session) -> OtherSession<'a> { |
| OtherSession { |
| sess, |
| reads: 0, |
| writes: 0, |
| writevs: vec![], |
| fail_ok: false, |
| short_writes: false, |
| last_error: None, |
| } |
| } |
| |
| fn new_fails(sess: &'a mut dyn Session) -> OtherSession<'a> { |
| let mut os = OtherSession::new(sess); |
| os.fail_ok = true; |
| os |
| } |
| } |
| |
| impl<'a> io::Read for OtherSession<'a> { |
| fn read(&mut self, mut b: &mut [u8]) -> io::Result<usize> { |
| self.reads += 1; |
| self.sess.write_tls(b.by_ref()) |
| } |
| } |
| |
| impl<'a> io::Write for OtherSession<'a> { |
| fn write(&mut self, mut b: &[u8]) -> io::Result<usize> { |
| self.writes += 1; |
| let l = self.sess.read_tls(b.by_ref())?; |
| let rc = self.sess.process_new_packets(); |
| |
| if !self.fail_ok { |
| rc.unwrap(); |
| } else if rc.is_err() { |
| self.last_error = rc.err(); |
| } |
| |
| Ok(l) |
| } |
| |
| fn flush(&mut self) -> io::Result<()> { |
| Ok(()) |
| } |
| } |
| |
| impl<'a> rustls::WriteV for OtherSession<'a> { |
| fn writev(&mut self, b: &[&[u8]]) -> io::Result<usize> { |
| let mut total = 0; |
| let mut lengths = vec![]; |
| for bytes in b { |
| let write_len = if self.short_writes { |
| if bytes.len() > 5 { bytes.len() / 2 } else { bytes.len() } |
| } else { |
| bytes.len() |
| }; |
| |
| let l = self.sess.read_tls(&mut io::Cursor::new(&bytes[..write_len]))?; |
| lengths.push(l); |
| total += l; |
| if bytes.len() != l { |
| break; |
| } |
| } |
| |
| let rc = self.sess.process_new_packets(); |
| if !self.fail_ok { |
| rc.unwrap(); |
| } else if rc.is_err() { |
| self.last_error = rc.err(); |
| } |
| |
| self.writevs.push(lengths); |
| Ok(total) |
| } |
| } |
| |
| #[test] |
| fn client_complete_io_for_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| assert_eq!(true, client.is_handshaking()); |
| let (rdlen, wrlen) = client.complete_io(&mut OtherSession::new(&mut server)).unwrap(); |
| assert!(rdlen > 0 && wrlen > 0); |
| assert_eq!(false, client.is_handshaking()); |
| } |
| |
| #[test] |
| fn client_complete_io_for_handshake_eof() { |
| let (mut client, _) = make_pair(KeyType::RSA); |
| let mut input = io::Cursor::new(Vec::new()); |
| |
| assert_eq!(true, client.is_handshaking()); |
| let err = client.complete_io(&mut input).unwrap_err(); |
| assert_eq!(io::ErrorKind::UnexpectedEof, err.kind()); |
| } |
| |
| #[test] |
| fn client_complete_io_for_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| do_handshake(&mut client, &mut server); |
| |
| client.write(b"01234567890123456789").unwrap(); |
| client.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let (rdlen, wrlen) = client.complete_io(&mut pipe).unwrap(); |
| assert!(rdlen == 0 && wrlen > 0); |
| assert_eq!(pipe.writes, 2); |
| } |
| check_read(&mut server, b"0123456789012345678901234567890123456789"); |
| } |
| } |
| |
| #[test] |
| fn client_complete_io_for_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| do_handshake(&mut client, &mut server); |
| |
| server.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let (rdlen, wrlen) = client.complete_io(&mut pipe).unwrap(); |
| assert!(rdlen > 0 && wrlen == 0); |
| assert_eq!(pipe.reads, 1); |
| } |
| check_read(&mut client, b"01234567890123456789"); |
| } |
| } |
| |
| #[test] |
| fn server_complete_io_for_handshake() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| assert_eq!(true, server.is_handshaking()); |
| let (rdlen, wrlen) = server.complete_io(&mut OtherSession::new(&mut client)).unwrap(); |
| assert!(rdlen > 0 && wrlen > 0); |
| assert_eq!(false, server.is_handshaking()); |
| } |
| } |
| |
| #[test] |
| fn server_complete_io_for_handshake_eof() { |
| let (_, mut server) = make_pair(KeyType::RSA); |
| let mut input = io::Cursor::new(Vec::new()); |
| |
| assert_eq!(true, server.is_handshaking()); |
| let err = server.complete_io(&mut input).unwrap_err(); |
| assert_eq!(io::ErrorKind::UnexpectedEof, err.kind()); |
| } |
| |
| #[test] |
| fn server_complete_io_for_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| do_handshake(&mut client, &mut server); |
| |
| server.write(b"01234567890123456789").unwrap(); |
| server.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let (rdlen, wrlen) = server.complete_io(&mut pipe).unwrap(); |
| assert!(rdlen == 0 && wrlen > 0); |
| assert_eq!(pipe.writes, 2); |
| } |
| check_read(&mut client, b"0123456789012345678901234567890123456789"); |
| } |
| } |
| |
| #[test] |
| fn server_complete_io_for_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| do_handshake(&mut client, &mut server); |
| |
| client.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let (rdlen, wrlen) = server.complete_io(&mut pipe).unwrap(); |
| assert!(rdlen > 0 && wrlen == 0); |
| assert_eq!(pipe.reads, 1); |
| } |
| check_read(&mut server, b"01234567890123456789"); |
| } |
| } |
| |
| #[test] |
| fn client_stream_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let mut stream = Stream::new(&mut client, &mut pipe); |
| assert_eq!(stream.write(b"hello").unwrap(), 5); |
| } |
| check_read(&mut server, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn client_streamowned_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (client, mut server) = make_pair(*kt); |
| |
| { |
| let pipe = OtherSession::new(&mut server); |
| let mut stream = StreamOwned::new(client, pipe); |
| assert_eq!(stream.write(b"hello").unwrap(), 5); |
| } |
| check_read(&mut server, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn client_stream_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| server.write(b"world").unwrap(); |
| |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let mut stream = Stream::new(&mut client, &mut pipe); |
| check_read(&mut stream, b"world"); |
| } |
| } |
| } |
| |
| #[test] |
| fn client_streamowned_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (client, mut server) = make_pair(*kt); |
| |
| server.write(b"world").unwrap(); |
| |
| { |
| let pipe = OtherSession::new(&mut server); |
| let mut stream = StreamOwned::new(client, pipe); |
| check_read(&mut stream, b"world"); |
| } |
| } |
| } |
| |
| #[test] |
| fn server_stream_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let mut stream = Stream::new(&mut server, &mut pipe); |
| assert_eq!(stream.write(b"hello").unwrap(), 5); |
| } |
| check_read(&mut client, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn server_streamowned_write() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, server) = make_pair(*kt); |
| |
| { |
| let pipe = OtherSession::new(&mut client); |
| let mut stream = StreamOwned::new(server, pipe); |
| assert_eq!(stream.write(b"hello").unwrap(), 5); |
| } |
| check_read(&mut client, b"hello"); |
| } |
| } |
| |
| #[test] |
| fn server_stream_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, mut server) = make_pair(*kt); |
| |
| client.write(b"world").unwrap(); |
| |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let mut stream = Stream::new(&mut server, &mut pipe); |
| check_read(&mut stream, b"world"); |
| } |
| } |
| } |
| |
| #[test] |
| fn server_streamowned_read() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let (mut client, server) = make_pair(*kt); |
| |
| client.write(b"world").unwrap(); |
| |
| { |
| let pipe = OtherSession::new(&mut client); |
| let mut stream = StreamOwned::new(server, pipe); |
| check_read(&mut stream, b"world"); |
| } |
| } |
| } |
| |
| struct FailsWrites { |
| errkind: io::ErrorKind, |
| after: usize, |
| } |
| |
| impl io::Read for FailsWrites { |
| fn read(&mut self, _b: &mut [u8]) -> io::Result<usize> { |
| Ok(0) |
| } |
| } |
| |
| impl io::Write for FailsWrites { |
| fn write(&mut self, b: &[u8]) -> io::Result<usize> { |
| if self.after > 0 { |
| self.after -= 1; |
| Ok(b.len()) |
| } else { |
| Err(io::Error::new(self.errkind, "oops")) |
| } |
| } |
| |
| fn flush(&mut self) -> io::Result<()> { |
| Ok(()) |
| } |
| } |
| |
| #[test] |
| fn stream_write_reports_underlying_io_error_before_plaintext_processed() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| do_handshake(&mut client, &mut server); |
| |
| let mut pipe = FailsWrites { |
| errkind: io::ErrorKind::WouldBlock, |
| after: 0, |
| }; |
| client.write(b"hello").unwrap(); |
| let mut client_stream = Stream::new(&mut client, &mut pipe); |
| let rc = client_stream.write(b"world"); |
| assert!(rc.is_err()); |
| let err = rc.err().unwrap(); |
| assert_eq!(err.kind(), io::ErrorKind::WouldBlock); |
| assert_eq!(err.description(), "oops"); |
| } |
| |
| #[test] |
| fn stream_write_swallows_underlying_io_error_after_plaintext_processed() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| do_handshake(&mut client, &mut server); |
| |
| let mut pipe = FailsWrites { |
| errkind: io::ErrorKind::WouldBlock, |
| after: 1, |
| }; |
| client.write(b"hello").unwrap(); |
| let mut client_stream = Stream::new(&mut client, &mut pipe); |
| let rc = client_stream.write(b"world"); |
| assert_eq!(format!("{:?}", rc), "Ok(5)"); |
| } |
| |
| fn make_disjoint_suite_configs() -> (ClientConfig, ServerConfig) { |
| let kt = KeyType::RSA; |
| let mut server_config = make_server_config(kt); |
| server_config.ciphersuites = vec![find_suite(CipherSuite::TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256)]; |
| |
| let mut client_config = make_client_config(kt); |
| client_config.ciphersuites = vec![find_suite(CipherSuite::TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384)]; |
| |
| (client_config, server_config) |
| } |
| |
| #[test] |
| fn client_stream_handshake_error() { |
| let (client_config, server_config) = make_disjoint_suite_configs(); |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| { |
| let mut pipe = OtherSession::new_fails(&mut server); |
| let mut client_stream = Stream::new(&mut client, &mut pipe); |
| let rc = client_stream.write(b"hello"); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: AlertReceived(HandshakeFailure) })"); |
| let rc = client_stream.write(b"hello"); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: AlertReceived(HandshakeFailure) })"); |
| |
| } |
| } |
| |
| #[test] |
| fn client_streamowned_handshake_error() { |
| let (client_config, server_config) = make_disjoint_suite_configs(); |
| let (client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| let pipe = OtherSession::new_fails(&mut server); |
| let mut client_stream = StreamOwned::new(client, pipe); |
| let rc = client_stream.write(b"hello"); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: AlertReceived(HandshakeFailure) })"); |
| let rc = client_stream.write(b"hello"); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: AlertReceived(HandshakeFailure) })"); |
| } |
| |
| #[test] |
| fn server_stream_handshake_error() { |
| let (client_config, server_config) = make_disjoint_suite_configs(); |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| client.write(b"world").unwrap(); |
| |
| { |
| let mut pipe = OtherSession::new_fails(&mut client); |
| let mut server_stream = Stream::new(&mut server, &mut pipe); |
| let mut bytes = [0u8; 5]; |
| let rc = server_stream.read(&mut bytes); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: PeerIncompatibleError(\"no ciphersuites in common\") })"); |
| } |
| } |
| |
| #[test] |
| fn server_streamowned_handshake_error() { |
| let (client_config, server_config) = make_disjoint_suite_configs(); |
| let (mut client, server) = make_pair_for_configs(client_config, server_config); |
| |
| client.write(b"world").unwrap(); |
| |
| let pipe = OtherSession::new_fails(&mut client); |
| let mut server_stream = StreamOwned::new(server, pipe); |
| let mut bytes = [0u8; 5]; |
| let rc = server_stream.read(&mut bytes); |
| assert!(rc.is_err()); |
| assert_eq!(format!("{:?}", rc), |
| "Err(Custom { kind: InvalidData, error: PeerIncompatibleError(\"no ciphersuites in common\") })"); |
| } |
| |
| #[test] |
| fn server_config_is_clone() { |
| let _ = make_server_config(KeyType::RSA).clone(); |
| } |
| |
| #[test] |
| fn client_config_is_clone() { |
| let _ = make_client_config(KeyType::RSA).clone(); |
| } |
| |
| #[test] |
| fn client_session_is_debug() { |
| let (client, _) = make_pair(KeyType::RSA); |
| println!("{:?}", client); |
| } |
| |
| #[test] |
| fn server_session_is_debug() { |
| let (_, server) = make_pair(KeyType::RSA); |
| println!("{:?}", server); |
| } |
| |
| #[test] |
| fn server_complete_io_for_handshake_ending_with_alert() { |
| let (client_config, server_config) = make_disjoint_suite_configs(); |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| assert_eq!(true, server.is_handshaking()); |
| |
| let mut pipe = OtherSession::new_fails(&mut client); |
| let rc = server.complete_io(&mut pipe); |
| assert!(rc.is_err(), |
| "server io failed due to handshake failure"); |
| assert!(!server.wants_write(), |
| "but server did send its alert"); |
| assert_eq!(format!("{:?}", pipe.last_error), |
| "Some(AlertReceived(HandshakeFailure))", |
| "which was received by client"); |
| } |
| |
| #[test] |
| fn server_exposes_offered_sni() { |
| let kt = KeyType::RSA; |
| let mut client = ClientSession::new(&Arc::new(make_client_config(kt)), |
| dns_name("second.testserver.com")); |
| let mut server = ServerSession::new(&Arc::new(make_server_config(kt))); |
| |
| assert_eq!(None, server.get_sni_hostname()); |
| do_handshake(&mut client, &mut server); |
| assert_eq!(Some("second.testserver.com"), server.get_sni_hostname()); |
| } |
| |
| #[test] |
| fn sni_resolver_works() { |
| let kt = KeyType::RSA; |
| let mut resolver = rustls::ResolvesServerCertUsingSNI::new(); |
| let signing_key = sign::RSASigningKey::new(&kt.get_key()) |
| .unwrap(); |
| let signing_key: Arc<Box<dyn sign::SigningKey>> = Arc::new(Box::new(signing_key)); |
| resolver.add("localhost", |
| sign::CertifiedKey::new(kt.get_chain(), signing_key.clone())) |
| .unwrap(); |
| |
| let mut server_config = make_server_config(kt); |
| server_config.cert_resolver = Arc::new(resolver); |
| let server_config = Arc::new(server_config); |
| |
| let mut server1 = ServerSession::new(&server_config); |
| let mut client1 = ClientSession::new(&Arc::new(make_client_config(kt)), dns_name("localhost")); |
| let err = do_handshake_until_error(&mut client1, &mut server1); |
| assert_eq!(err, Ok(())); |
| |
| let mut server2 = ServerSession::new(&server_config); |
| let mut client2 = ClientSession::new(&Arc::new(make_client_config(kt)), dns_name("notlocalhost")); |
| let err = do_handshake_until_error(&mut client2, &mut server2); |
| assert_eq!(err, |
| Err(TLSErrorFromPeer::Server( |
| TLSError::General("no server certificate chain resolved".into())))); |
| } |
| |
| #[test] |
| fn sni_resolver_rejects_wrong_names() { |
| let kt = KeyType::RSA; |
| let mut resolver = rustls::ResolvesServerCertUsingSNI::new(); |
| let signing_key = sign::RSASigningKey::new(&kt.get_key()) |
| .unwrap(); |
| let signing_key: Arc<Box<dyn sign::SigningKey>> = Arc::new(Box::new(signing_key)); |
| |
| assert_eq!(Ok(()), |
| resolver.add("localhost", |
| sign::CertifiedKey::new(kt.get_chain(), signing_key.clone()))); |
| assert_eq!(Err(TLSError::General("The server certificate is not valid for the given name".into())), |
| resolver.add("not-localhost", |
| sign::CertifiedKey::new(kt.get_chain(), signing_key.clone()))); |
| assert_eq!(Err(TLSError::General("Bad DNS name".into())), |
| resolver.add("not ascii 🦀", |
| sign::CertifiedKey::new(kt.get_chain(), signing_key.clone()))); |
| } |
| |
| #[test] |
| fn sni_resolver_rejects_bad_certs() { |
| let kt = KeyType::RSA; |
| let mut resolver = rustls::ResolvesServerCertUsingSNI::new(); |
| let signing_key = sign::RSASigningKey::new(&kt.get_key()) |
| .unwrap(); |
| let signing_key: Arc<Box<dyn sign::SigningKey>> = Arc::new(Box::new(signing_key)); |
| |
| assert_eq!(Err(TLSError::General("No end-entity certificate in certificate chain".into())), |
| resolver.add("localhost", |
| sign::CertifiedKey::new(vec![], signing_key.clone()))); |
| |
| let bad_chain = vec![ rustls::Certificate(vec![ 0xa0 ]) ]; |
| assert_eq!(Err(TLSError::General("End-entity certificate in certificate chain is syntactically invalid".into())), |
| resolver.add("localhost", |
| sign::CertifiedKey::new(bad_chain, signing_key.clone()))); |
| } |
| |
| fn do_exporter_test(client_config: ClientConfig, server_config: ServerConfig) { |
| let mut client_secret = [0u8; 64]; |
| let mut server_secret = [0u8; 64]; |
| |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| assert_eq!(Err(TLSError::HandshakeNotComplete), |
| client.export_keying_material(&mut client_secret, b"label", Some(b"context"))); |
| assert_eq!(Err(TLSError::HandshakeNotComplete), |
| server.export_keying_material(&mut server_secret, b"label", Some(b"context"))); |
| do_handshake(&mut client, &mut server); |
| |
| assert_eq!(Ok(()), |
| client.export_keying_material(&mut client_secret, b"label", Some(b"context"))); |
| assert_eq!(Ok(()), |
| server.export_keying_material(&mut server_secret, b"label", Some(b"context"))); |
| assert_eq!(client_secret.to_vec(), server_secret.to_vec()); |
| |
| assert_eq!(Ok(()), |
| client.export_keying_material(&mut client_secret, b"label", None)); |
| assert_ne!(client_secret.to_vec(), server_secret.to_vec()); |
| assert_eq!(Ok(()), |
| server.export_keying_material(&mut server_secret, b"label", None)); |
| assert_eq!(client_secret.to_vec(), server_secret.to_vec()); |
| } |
| |
| #[test] |
| fn test_tls12_exporter() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| let server_config = make_server_config(*kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_2 ]; |
| |
| do_exporter_test(client_config, server_config); |
| } |
| } |
| |
| #[test] |
| fn test_tls13_exporter() { |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| let server_config = make_server_config(*kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_3 ]; |
| |
| do_exporter_test(client_config, server_config); |
| } |
| } |
| |
| fn do_suite_test(client_config: ClientConfig, |
| server_config: ServerConfig, |
| expect_suite: &'static SupportedCipherSuite, |
| expect_version: ProtocolVersion) { |
| println!("do_suite_test {:?} {:?}", expect_version, expect_suite.suite); |
| let (mut client, mut server) = make_pair_for_configs(client_config, server_config); |
| |
| assert_eq!(None, client.get_negotiated_ciphersuite()); |
| assert_eq!(None, server.get_negotiated_ciphersuite()); |
| assert_eq!(None, client.get_protocol_version()); |
| assert_eq!(None, server.get_protocol_version()); |
| assert_eq!(true, client.is_handshaking()); |
| assert_eq!(true, server.is_handshaking()); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| |
| assert_eq!(true, client.is_handshaking()); |
| assert_eq!(true, server.is_handshaking()); |
| assert_eq!(None, client.get_protocol_version()); |
| assert_eq!(Some(expect_version), server.get_protocol_version()); |
| assert_eq!(None, client.get_negotiated_ciphersuite()); |
| assert_eq!(Some(expect_suite), server.get_negotiated_ciphersuite()); |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| assert_eq!(Some(expect_suite), client.get_negotiated_ciphersuite()); |
| assert_eq!(Some(expect_suite), server.get_negotiated_ciphersuite()); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| assert_eq!(false, client.is_handshaking()); |
| assert_eq!(false, server.is_handshaking()); |
| assert_eq!(Some(expect_version), client.get_protocol_version()); |
| assert_eq!(Some(expect_version), server.get_protocol_version()); |
| assert_eq!(Some(expect_suite), client.get_negotiated_ciphersuite()); |
| assert_eq!(Some(expect_suite), server.get_negotiated_ciphersuite()); |
| } |
| |
| fn find_suite(suite: CipherSuite) -> &'static SupportedCipherSuite { |
| for scs in ALL_CIPHERSUITES.iter() { |
| if scs.suite == suite { |
| return scs; |
| } |
| } |
| |
| panic!("find_suite given unsuppported suite"); |
| } |
| |
| static TEST_CIPHERSUITES: [(ProtocolVersion, KeyType, CipherSuite); 9] = [ |
| (ProtocolVersion::TLSv1_3, KeyType::RSA, CipherSuite::TLS13_CHACHA20_POLY1305_SHA256), |
| (ProtocolVersion::TLSv1_3, KeyType::RSA, CipherSuite::TLS13_AES_256_GCM_SHA384), |
| (ProtocolVersion::TLSv1_3, KeyType::RSA, CipherSuite::TLS13_AES_128_GCM_SHA256), |
| (ProtocolVersion::TLSv1_2, KeyType::ECDSA, CipherSuite::TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256), |
| (ProtocolVersion::TLSv1_2, KeyType::RSA, CipherSuite::TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256), |
| (ProtocolVersion::TLSv1_2, KeyType::ECDSA, CipherSuite::TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384), |
| (ProtocolVersion::TLSv1_2, KeyType::ECDSA, CipherSuite::TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256), |
| (ProtocolVersion::TLSv1_2, KeyType::RSA, CipherSuite::TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384), |
| (ProtocolVersion::TLSv1_2, KeyType::RSA, CipherSuite::TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) |
| ]; |
| |
| #[test] |
| fn negotiated_ciphersuite_default() { |
| for kt in ALL_KEY_TYPES.iter() { |
| do_suite_test(make_client_config(*kt), |
| make_server_config(*kt), |
| find_suite(CipherSuite::TLS13_CHACHA20_POLY1305_SHA256), |
| ProtocolVersion::TLSv1_3); |
| } |
| } |
| |
| #[test] |
| fn all_suites_covered() { |
| assert_eq!(ALL_CIPHERSUITES.len(), TEST_CIPHERSUITES.len()); |
| } |
| |
| #[test] |
| fn negotiated_ciphersuite_client() { |
| for item in TEST_CIPHERSUITES.iter() { |
| let (version, kt, suite) = *item; |
| let scs = find_suite(suite); |
| let mut client_config = make_client_config(kt); |
| client_config.ciphersuites = vec![scs]; |
| client_config.versions = vec![version]; |
| |
| do_suite_test(client_config, |
| make_server_config(kt), |
| scs, |
| version); |
| } |
| } |
| |
| #[test] |
| fn negotiated_ciphersuite_server() { |
| for item in TEST_CIPHERSUITES.iter() { |
| let (version, kt, suite) = *item; |
| let scs = find_suite(suite); |
| let mut server_config = make_server_config(kt); |
| server_config.ciphersuites = vec![scs]; |
| server_config.versions = vec![version]; |
| |
| do_suite_test(make_client_config(kt), |
| server_config, |
| scs, |
| version); |
| } |
| } |
| |
| #[derive(Debug, PartialEq)] |
| struct KeyLogItem { |
| label: String, |
| client_random: Vec<u8>, |
| secret: Vec<u8>, |
| } |
| |
| struct KeyLogToVec { |
| label: &'static str, |
| items: Mutex<Vec<KeyLogItem>>, |
| } |
| |
| impl KeyLogToVec { |
| fn new(who: &'static str) -> Self { |
| KeyLogToVec { |
| label: who, |
| items: Mutex::new(vec![]), |
| } |
| } |
| |
| fn take(&self) -> Vec<KeyLogItem> { |
| mem::replace(&mut self.items.lock() |
| .unwrap(), |
| vec![]) |
| } |
| } |
| |
| impl KeyLog for KeyLogToVec { |
| fn log(&self, label: &str, client: &[u8], secret: &[u8]) { |
| let value = KeyLogItem { |
| label: label.into(), |
| client_random: client.into(), |
| secret: secret.into() |
| }; |
| |
| println!("key log {:?}: {:?}", self.label, value); |
| |
| self.items.lock() |
| .unwrap() |
| .push(value); |
| } |
| } |
| |
| #[test] |
| fn key_log_for_tls12() { |
| let client_key_log = Arc::new(KeyLogToVec::new("client")); |
| let server_key_log = Arc::new(KeyLogToVec::new("server")); |
| |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_2 ]; |
| client_config.key_log = client_key_log.clone(); |
| let client_config = Arc::new(client_config); |
| |
| let mut server_config = make_server_config(kt); |
| server_config.key_log = server_key_log.clone(); |
| let server_config = Arc::new(server_config); |
| |
| // full handshake |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| let client_full_log = client_key_log.take(); |
| let server_full_log = server_key_log.take(); |
| assert_eq!(client_full_log, server_full_log); |
| assert_eq!(1, client_full_log.len()); |
| assert_eq!("CLIENT_RANDOM", client_full_log[0].label); |
| |
| // resumed |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| let client_resume_log = client_key_log.take(); |
| let server_resume_log = server_key_log.take(); |
| assert_eq!(client_resume_log, server_resume_log); |
| assert_eq!(1, client_resume_log.len()); |
| assert_eq!("CLIENT_RANDOM", client_resume_log[0].label); |
| assert_eq!(client_full_log[0].secret, client_resume_log[0].secret); |
| } |
| |
| #[test] |
| fn key_log_for_tls13() { |
| let client_key_log = Arc::new(KeyLogToVec::new("client")); |
| let server_key_log = Arc::new(KeyLogToVec::new("server")); |
| |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_3 ]; |
| client_config.key_log = client_key_log.clone(); |
| let client_config = Arc::new(client_config); |
| |
| let mut server_config = make_server_config(kt); |
| server_config.key_log = server_key_log.clone(); |
| let server_config = Arc::new(server_config); |
| |
| // full handshake |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| let client_full_log = client_key_log.take(); |
| let server_full_log = server_key_log.take(); |
| |
| assert_eq!(5, client_full_log.len()); |
| assert_eq!("CLIENT_HANDSHAKE_TRAFFIC_SECRET", client_full_log[0].label); |
| assert_eq!("SERVER_HANDSHAKE_TRAFFIC_SECRET", client_full_log[1].label); |
| assert_eq!("SERVER_TRAFFIC_SECRET_0", client_full_log[2].label); |
| assert_eq!("EXPORTER_SECRET", client_full_log[3].label); |
| assert_eq!("CLIENT_TRAFFIC_SECRET_0", client_full_log[4].label); |
| |
| assert_eq!(client_full_log[0], server_full_log[1]); |
| assert_eq!(client_full_log[1], server_full_log[0]); |
| assert_eq!(client_full_log[2], server_full_log[2]); |
| assert_eq!(client_full_log[3], server_full_log[3]); |
| assert_eq!(client_full_log[4], server_full_log[4]); |
| |
| // resumed |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| do_handshake(&mut client, &mut server); |
| |
| let client_resume_log = client_key_log.take(); |
| let server_resume_log = server_key_log.take(); |
| |
| assert_eq!(5, client_resume_log.len()); |
| assert_eq!("CLIENT_HANDSHAKE_TRAFFIC_SECRET", client_resume_log[0].label); |
| assert_eq!("SERVER_HANDSHAKE_TRAFFIC_SECRET", client_resume_log[1].label); |
| assert_eq!("SERVER_TRAFFIC_SECRET_0", client_resume_log[2].label); |
| assert_eq!("EXPORTER_SECRET", client_resume_log[3].label); |
| assert_eq!("CLIENT_TRAFFIC_SECRET_0", client_resume_log[4].label); |
| |
| assert_eq!(client_resume_log[0], server_resume_log[1]); |
| assert_eq!(client_resume_log[1], server_resume_log[0]); |
| assert_eq!(client_resume_log[2], server_resume_log[2]); |
| assert_eq!(client_resume_log[3], server_resume_log[3]); |
| assert_eq!(client_resume_log[4], server_resume_log[4]); |
| } |
| |
| #[test] |
| fn vectored_write_for_server_appdata() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| do_handshake(&mut client, &mut server); |
| |
| server.write(b"01234567890123456789").unwrap(); |
| server.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let wrlen = server.writev_tls(&mut pipe).unwrap(); |
| assert_eq!(84, wrlen); |
| assert_eq!(pipe.writevs, vec![vec![42, 42]]); |
| } |
| check_read(&mut client, b"0123456789012345678901234567890123456789"); |
| } |
| |
| #[test] |
| fn vectored_write_for_client_appdata() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| do_handshake(&mut client, &mut server); |
| |
| client.write(b"01234567890123456789").unwrap(); |
| client.write(b"01234567890123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let wrlen = client.writev_tls(&mut pipe).unwrap(); |
| assert_eq!(84, wrlen); |
| assert_eq!(pipe.writevs, vec![vec![42, 42]]); |
| } |
| check_read(&mut server, b"0123456789012345678901234567890123456789"); |
| } |
| |
| #[test] |
| fn vectored_write_for_server_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| server.write(b"01234567890123456789").unwrap(); |
| server.write(b"0123456789").unwrap(); |
| |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let wrlen = server.writev_tls(&mut pipe).unwrap(); |
| // don't assert exact sizes here, to avoid a brittle test |
| assert!(wrlen > 4000); // its pretty big (contains cert chain) |
| assert_eq!(pipe.writevs.len(), 1); // only one writev |
| assert!(pipe.writevs[0].len() > 3); // at least a server hello/cert/serverkx |
| } |
| |
| client.process_new_packets().unwrap(); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| let wrlen = server.writev_tls(&mut pipe).unwrap(); |
| assert_eq!(wrlen, 177); |
| assert_eq!(pipe.writevs, vec![vec![103, 42, 32]]); |
| } |
| |
| assert_eq!(server.is_handshaking(), false); |
| assert_eq!(client.is_handshaking(), false); |
| check_read(&mut client, b"012345678901234567890123456789"); |
| } |
| |
| #[test] |
| fn vectored_write_for_client_handshake() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| client.write(b"01234567890123456789").unwrap(); |
| client.write(b"0123456789").unwrap(); |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let wrlen = client.writev_tls(&mut pipe).unwrap(); |
| // don't assert exact sizes here, to avoid a brittle test |
| assert!(wrlen > 200); // just the client hello |
| assert_eq!(pipe.writevs.len(), 1); // only one writev |
| assert!(pipe.writevs[0].len() == 1); // only a client hello |
| } |
| |
| transfer(&mut server, &mut client); |
| client.process_new_packets().unwrap(); |
| |
| { |
| let mut pipe = OtherSession::new(&mut server); |
| let wrlen = client.writev_tls(&mut pipe).unwrap(); |
| assert_eq!(wrlen, 138); |
| // CCS, finished, then two application datas |
| assert_eq!(pipe.writevs, vec![vec![6, 58, 42, 32]]); |
| } |
| |
| assert_eq!(server.is_handshaking(), false); |
| assert_eq!(client.is_handshaking(), false); |
| check_read(&mut server, b"012345678901234567890123456789"); |
| } |
| |
| #[test] |
| fn vectored_write_with_slow_client() { |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| |
| client.set_buffer_limit(32); |
| |
| do_handshake(&mut client, &mut server); |
| server.write(b"01234567890123456789").unwrap(); |
| |
| { |
| let mut pipe = OtherSession::new(&mut client); |
| pipe.short_writes = true; |
| let wrlen = server.writev_tls(&mut pipe).unwrap() + |
| server.writev_tls(&mut pipe).unwrap() + |
| server.writev_tls(&mut pipe).unwrap() + |
| server.writev_tls(&mut pipe).unwrap() + |
| server.writev_tls(&mut pipe).unwrap() + |
| server.writev_tls(&mut pipe).unwrap(); |
| assert_eq!(42, wrlen); |
| assert_eq!(pipe.writevs, vec![vec![21], vec![10], vec![5], vec![3], vec![3]]); |
| } |
| check_read(&mut client, b"01234567890123456789"); |
| } |
| |
| struct ServerStorage { |
| storage: Arc<dyn rustls::StoresServerSessions>, |
| put_count: AtomicUsize, |
| get_count: AtomicUsize, |
| take_count: AtomicUsize, |
| } |
| |
| impl ServerStorage { |
| fn new() -> ServerStorage { |
| ServerStorage { |
| storage: rustls::ServerSessionMemoryCache::new(1024), |
| put_count: AtomicUsize::new(0), |
| get_count: AtomicUsize::new(0), |
| take_count: AtomicUsize::new(0), |
| } |
| } |
| |
| fn puts(&self) -> usize { self.put_count.load(Ordering::SeqCst) } |
| fn gets(&self) -> usize { self.get_count.load(Ordering::SeqCst) } |
| fn takes(&self) -> usize { self.take_count.load(Ordering::SeqCst) } |
| } |
| |
| impl fmt::Debug for ServerStorage { |
| fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { |
| write!(f, "(put: {:?}, get: {:?}, take: {:?})", |
| self.put_count, self.get_count, self.take_count) |
| } |
| } |
| |
| impl rustls::StoresServerSessions for ServerStorage { |
| fn put(&self, key: Vec<u8>, value: Vec<u8>) -> bool { |
| self.put_count.fetch_add(1, Ordering::SeqCst); |
| self.storage.put(key, value) |
| } |
| |
| fn get(&self, key: &[u8]) -> Option<Vec<u8>> { |
| self.get_count.fetch_add(1, Ordering::SeqCst); |
| self.storage.get(key) |
| } |
| |
| fn take(&self, key: &[u8]) -> Option<Vec<u8>> { |
| self.take_count.fetch_add(1, Ordering::SeqCst); |
| self.storage.take(key) |
| } |
| } |
| |
| #[test] |
| fn tls13_stateful_resumption() { |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_3 ]; |
| let client_config = Arc::new(client_config); |
| |
| let mut server_config = make_server_config(kt); |
| let storage = Arc::new(ServerStorage::new()); |
| server_config.session_storage = storage.clone(); |
| let server_config = Arc::new(server_config); |
| |
| // full handshake |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (full_c2s, full_s2c) = do_handshake(&mut client, &mut server); |
| assert_eq!(storage.puts(), 1); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 0); |
| |
| // resumed |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (resume_c2s, resume_s2c) = do_handshake(&mut client, &mut server); |
| assert!(resume_c2s > full_c2s); |
| assert!(resume_s2c < full_s2c); |
| assert_eq!(storage.puts(), 2); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 1); |
| |
| // resumed again |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (resume2_c2s, resume2_s2c) = do_handshake(&mut client, &mut server); |
| assert_eq!(resume_s2c, resume2_s2c); |
| assert_eq!(resume_c2s, resume2_c2s); |
| assert_eq!(storage.puts(), 3); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 2); |
| } |
| |
| #[test] |
| fn tls13_stateless_resumption() { |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ ProtocolVersion::TLSv1_3 ]; |
| let client_config = Arc::new(client_config); |
| |
| let mut server_config = make_server_config(kt); |
| server_config.ticketer = rustls::Ticketer::new(); |
| let storage = Arc::new(ServerStorage::new()); |
| server_config.session_storage = storage.clone(); |
| let server_config = Arc::new(server_config); |
| |
| // full handshake |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (full_c2s, full_s2c) = do_handshake(&mut client, &mut server); |
| assert_eq!(storage.puts(), 0); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 0); |
| |
| // resumed |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (resume_c2s, resume_s2c) = do_handshake(&mut client, &mut server); |
| assert!(resume_c2s > full_c2s); |
| assert!(resume_s2c < full_s2c); |
| assert_eq!(storage.puts(), 0); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 0); |
| |
| // resumed again |
| let (mut client, mut server) = make_pair_for_arc_configs(&client_config, &server_config); |
| let (resume2_c2s, resume2_s2c) = do_handshake(&mut client, &mut server); |
| assert_eq!(resume_s2c, resume2_s2c); |
| assert_eq!(resume_c2s, resume2_c2s); |
| assert_eq!(storage.puts(), 0); |
| assert_eq!(storage.gets(), 0); |
| assert_eq!(storage.takes(), 0); |
| } |
| |
| #[cfg(feature = "quic")] |
| mod test_quic { |
| use super::*; |
| |
| // Returns the sender's next secrets to use, or the receiver's error. |
| fn step(send: &mut dyn Session, recv: &mut dyn Session) -> Result<Option<quic::Secrets>, TLSError> { |
| let mut buf = Vec::new(); |
| let secrets = loop { |
| let prev = buf.len(); |
| if let Some(x) = send.write_hs(&mut buf) { |
| break Some(x); |
| } |
| if prev == buf.len() { |
| break None; |
| } |
| }; |
| if let Err(e) = recv.read_hs(&buf) { |
| return Err(e); |
| } else { |
| assert_eq!(recv.get_alert(), None); |
| } |
| Ok(secrets) |
| } |
| |
| #[test] |
| fn test_quic_handshake() { |
| fn equal_prk(x: &ring::hkdf::Prk, y: &ring::hkdf::Prk) -> bool { |
| let mut x_data = [0; 16]; |
| let mut y_data = [0; 16]; |
| let x_okm = x.expand(&[b"info"], &ring::aead::quic::AES_128).unwrap(); |
| x_okm.fill(&mut x_data[..]).unwrap(); |
| let y_okm = y.expand(&[b"info"], &ring::aead::quic::AES_128).unwrap(); |
| y_okm.fill(&mut y_data[..]).unwrap(); |
| x_data == y_data |
| } |
| |
| fn equal_secrets(x: &quic::Secrets, y: &quic::Secrets) -> bool { |
| equal_prk(&x.client, &y.client) && equal_prk(&x.server, &y.server) |
| } |
| |
| let kt = KeyType::RSA; |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ProtocolVersion::TLSv1_3]; |
| client_config.enable_early_data = true; |
| let client_config = Arc::new(client_config); |
| let mut server_config = make_server_config(kt); |
| server_config.versions = vec![ProtocolVersion::TLSv1_3]; |
| server_config.max_early_data_size = 0xffffffff; |
| server_config.alpn_protocols = vec!["foo".into()]; |
| let server_config = Arc::new(server_config); |
| let client_params = &b"client params"[..]; |
| let server_params = &b"server params"[..]; |
| |
| // full handshake |
| let mut client = |
| ClientSession::new_quic(&client_config, dns_name("localhost"), client_params.into()); |
| let mut server = ServerSession::new_quic(&server_config, server_params.into()); |
| let client_initial = step(&mut client, &mut server).unwrap(); |
| assert!(client_initial.is_none()); |
| assert!(client.get_early_secret().is_none()); |
| assert_eq!(server.get_quic_transport_parameters(), Some(client_params)); |
| let server_hs = step(&mut server, &mut client).unwrap().unwrap(); |
| assert!(server.get_early_secret().is_none()); |
| let client_hs = step(&mut client, &mut server).unwrap().unwrap(); |
| assert!(equal_secrets(&server_hs, &client_hs)); |
| assert!(client.is_handshaking()); |
| let server_1rtt = step(&mut server, &mut client).unwrap().unwrap(); |
| assert!(!client.is_handshaking()); |
| assert_eq!(client.get_quic_transport_parameters(), Some(server_params)); |
| assert!(server.is_handshaking()); |
| let client_1rtt = step(&mut client, &mut server).unwrap().unwrap(); |
| assert!(!server.is_handshaking()); |
| assert!(equal_secrets(&server_1rtt, &client_1rtt)); |
| assert!(!equal_secrets(&server_hs, &server_1rtt)); |
| assert!(step(&mut client, &mut server).unwrap().is_none()); |
| assert!(step(&mut server, &mut client).unwrap().is_none()); |
| |
| // key update |
| let initial = quic::Secrets { |
| // Constant dummy values for reproducibility |
| client: hkdf::Prk::new_less_safe(hkdf::HKDF_SHA256, &[ |
| 0xb8, 0x76, 0x77, 0x08, 0xf8, 0x77, 0x23, 0x58, 0xa6, 0xea, 0x9f, 0xc4, 0x3e, 0x4a, |
| 0xdd, 0x2c, 0x96, 0x1b, 0x3f, 0x52, 0x87, 0xa6, 0xd1, 0x46, 0x7e, 0xe0, 0xae, 0xab, |
| 0x33, 0x72, 0x4d, 0xbf, |
| ]), |
| server: hkdf::Prk::new_less_safe(hkdf::HKDF_SHA256, &[ |
| 0x42, 0xdc, 0x97, 0x21, 0x40, 0xe0, 0xf2, 0xe3, 0x98, 0x45, 0xb7, 0x67, 0x61, 0x34, |
| 0x39, 0xdc, 0x67, 0x58, 0xca, 0x43, 0x25, 0x9b, 0x87, 0x85, 0x06, 0x82, 0x4e, 0xb1, |
| 0xe4, 0x38, 0xd8, 0x55, |
| ]), |
| }; |
| let updated = client.update_secrets(&initial.client, &initial.server); |
| // The expected values will need to be updated if the negotiated hash function changes. Pull the |
| // values from ring's `hmac::Key::construct` with a debugger. |
| assert!(equal_prk( |
| &updated.client, |
| &hkdf::Prk::new_less_safe(hkdf::HKDF_SHA256, &[ |
| 0x42, 0xca, 0xc8, 0xc9, 0x1c, 0xd5, 0xeb, 0x40, 0x68, 0x2e, 0x43, |
| 0x2e, 0xdf, 0x2d, 0x2b, 0xe9, 0xf4, 0x1a, 0x52, 0xca, 0x6b, 0x22, 0xd8, 0xe6, 0xcd, 0xb1, |
| 0xe8, 0xac, 0xa9, 0x6, 0x1f, 0xce |
| ])) |
| ); |
| assert!(equal_prk( |
| &updated.server, |
| &hkdf::Prk::new_less_safe(hkdf::HKDF_SHA256, &[ |
| 0xeb, 0x7f, 0x5e, 0x2a, 0x12, 0x3f, 0x40, 0x7d, 0xb4, 0x99, 0xe3, |
| 0x61, 0xca, 0xe5, 0x90, 0xd4, 0xd9, 0x92, 0xe1, 0x4b, 0x7a, 0xce, 0x3, 0xc2, 0x44, 0xe0, |
| 0x42, 0x21, 0x15, 0xb6, 0xd3, 0x8a |
| ])) |
| ); |
| |
| // 0-RTT handshake |
| let mut client = |
| ClientSession::new_quic(&client_config, dns_name("localhost"), client_params.into()); |
| assert!(client.get_negotiated_ciphersuite().is_some()); |
| let mut server = ServerSession::new_quic(&server_config, server_params.into()); |
| step(&mut client, &mut server).unwrap(); |
| assert_eq!(client.get_quic_transport_parameters(), Some(server_params)); |
| { |
| let client_early = client.get_early_secret().unwrap(); |
| let server_early = server.get_early_secret().unwrap(); |
| assert!(equal_prk(client_early, server_early)); |
| } |
| step(&mut server, &mut client).unwrap().unwrap(); |
| step(&mut client, &mut server).unwrap().unwrap(); |
| step(&mut server, &mut client).unwrap().unwrap(); |
| assert!(client.is_early_data_accepted()); |
| |
| // 0-RTT rejection |
| { |
| let mut client_config = (*client_config).clone(); |
| client_config.alpn_protocols = vec!["foo".into()]; |
| let mut client = |
| ClientSession::new_quic(&Arc::new(client_config), dns_name("localhost"), client_params.into()); |
| let mut server = ServerSession::new_quic(&server_config, server_params.into()); |
| step(&mut client, &mut server).unwrap(); |
| assert_eq!(client.get_quic_transport_parameters(), Some(server_params)); |
| assert!(client.get_early_secret().is_some()); |
| assert!(server.get_early_secret().is_none()); |
| step(&mut server, &mut client).unwrap().unwrap(); |
| step(&mut client, &mut server).unwrap().unwrap(); |
| step(&mut server, &mut client).unwrap().unwrap(); |
| assert!(!client.is_early_data_accepted()); |
| } |
| |
| // failed handshake |
| let mut client = ClientSession::new_quic( |
| &client_config, |
| dns_name("example.com"), |
| client_params.into(), |
| ); |
| let mut server = ServerSession::new_quic(&server_config, server_params.into()); |
| step(&mut client, &mut server).unwrap(); |
| step(&mut server, &mut client).unwrap().unwrap(); |
| step(&mut server, &mut client).unwrap_err(); |
| assert_eq!( |
| client.get_alert(), |
| Some(rustls::internal::msgs::enums::AlertDescription::BadCertificate) |
| ); |
| } |
| |
| #[test] |
| fn test_quic_rejects_missing_alpn() { |
| let client_params = &b"client params"[..]; |
| let server_params = &b"server params"[..]; |
| |
| for &kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(kt); |
| client_config.versions = vec![ProtocolVersion::TLSv1_3]; |
| client_config.alpn_protocols = vec!["bar".into()]; |
| let client_config = Arc::new(client_config); |
| |
| let mut server_config = make_server_config(kt); |
| server_config.versions = vec![ProtocolVersion::TLSv1_3]; |
| server_config.alpn_protocols = vec!["foo".into()]; |
| let server_config = Arc::new(server_config); |
| |
| let mut client = ClientSession::new_quic(&client_config, |
| dns_name("localhost"), |
| client_params.into()); |
| let mut server = ServerSession::new_quic(&server_config, |
| server_params.into()); |
| |
| assert_eq!(step(&mut client, &mut server).unwrap_err(), |
| TLSError::NoApplicationProtocol); |
| |
| assert_eq!(server.get_alert(), |
| Some(rustls::internal::msgs::enums::AlertDescription::NoApplicationProtocol)); |
| } |
| } |
| } // mod test_quic |
| |
| #[test] |
| fn test_client_does_not_offer_sha1() { |
| use rustls::internal::msgs::{message::Message, message::MessagePayload, |
| handshake::HandshakePayload, enums::HandshakeType, codec::Codec}; |
| |
| for kt in ALL_KEY_TYPES.iter() { |
| for client_config in AllClientVersions::new(make_client_config(*kt)) { |
| let (mut client, _) = make_pair_for_configs(client_config, |
| make_server_config(*kt)); |
| |
| assert!(client.wants_write()); |
| let mut buf = [0u8; 262144]; |
| let sz = client.write_tls(&mut buf.as_mut()) |
| .unwrap(); |
| let mut msg = Message::read_bytes(&buf[..sz]) |
| .unwrap(); |
| assert!(msg.decode_payload()); |
| assert!(msg.is_handshake_type(HandshakeType::ClientHello)); |
| |
| let client_hello = match msg.payload { |
| MessagePayload::Handshake(hs) => match hs.payload { |
| HandshakePayload::ClientHello(ch) => ch, |
| _ => unreachable!() |
| } |
| _ => unreachable!() |
| }; |
| |
| let sigalgs = client_hello.get_sigalgs_extension() |
| .unwrap(); |
| assert_eq!(sigalgs.contains(&SignatureScheme::RSA_PKCS1_SHA1), false, |
| "sha1 unexpectedly offered"); |
| } |
| } |
| } |
| |
| #[test] |
| fn test_client_mtu_reduction() { |
| fn collect_write_lengths(client: &mut ClientSession) -> Vec<usize> { |
| let mut r = Vec::new(); |
| let mut buf = [0u8; 128]; |
| |
| loop { |
| let sz = client.write_tls(&mut buf.as_mut()) |
| .unwrap(); |
| r.push(sz); |
| assert!(sz <= 64); |
| if sz < 64 { |
| break; |
| } |
| } |
| |
| r |
| } |
| |
| for kt in ALL_KEY_TYPES.iter() { |
| let mut client_config = make_client_config(*kt); |
| client_config.set_mtu(&Some(64)); |
| |
| let mut client = ClientSession::new(&Arc::new(client_config), dns_name("localhost")); |
| let writes = collect_write_lengths(&mut client); |
| assert!(writes.iter().all(|x| *x <= 64)); |
| assert!(writes.len() > 1); |
| } |
| } |
| |
| #[test] |
| fn exercise_key_log_file_for_client() { |
| let server_config = Arc::new(make_server_config(KeyType::RSA)); |
| let mut client_config = make_client_config(KeyType::RSA); |
| env::set_var("SSLKEYLOGFILE", "./sslkeylogfile.txt"); |
| client_config.key_log = Arc::new(rustls::KeyLogFile::new()); |
| |
| for client_config in AllClientVersions::new(client_config) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(5, client.write(b"hello").unwrap()); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| } |
| } |
| |
| #[test] |
| fn exercise_key_log_file_for_server() { |
| let mut server_config = make_server_config(KeyType::RSA); |
| |
| env::set_var("SSLKEYLOGFILE", "./sslkeylogfile.txt"); |
| server_config.key_log = Arc::new(rustls::KeyLogFile::new()); |
| |
| let server_config = Arc::new(server_config); |
| |
| for client_config in AllClientVersions::new(make_client_config(KeyType::RSA)) { |
| let (mut client, mut server) = make_pair_for_arc_configs(&Arc::new(client_config), |
| &server_config); |
| |
| assert_eq!(5, client.write(b"hello").unwrap()); |
| |
| do_handshake(&mut client, &mut server); |
| transfer(&mut client, &mut server); |
| server.process_new_packets().unwrap(); |
| } |
| } |
| |
| fn assert_lt(left: usize, right: usize) { |
| if left >= right { |
| panic!("expected {} < {}", left, right); |
| } |
| } |
| |
| #[test] |
| fn session_types_are_not_huge() { |
| // Arbitrary sizes |
| assert_lt(mem::size_of::<ServerSession>(), 1600); |
| assert_lt(mem::size_of::<ClientSession>(), 1600); |
| } |
| |
| use rustls::internal::msgs::{message::Message, message::MessagePayload, |
| handshake::HandshakePayload, handshake::ClientExtension}; |
| |
| #[test] |
| fn test_server_rejects_duplicate_sni_names() { |
| fn duplicate_sni_payload(msg: &mut Message) { |
| if let MessagePayload::Handshake(hs) = &mut msg.payload { |
| if let HandshakePayload::ClientHello(ch) = &mut hs.payload { |
| for mut ext in ch.extensions.iter_mut() { |
| if let ClientExtension::ServerName(snr) = &mut ext { |
| snr.push(snr[0].clone()); |
| } |
| } |
| } |
| } |
| } |
| |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| transfer_altered(&mut client, duplicate_sni_payload, &mut server); |
| assert_eq!(server.process_new_packets(), |
| Err(TLSError::PeerMisbehavedError("ClientHello SNI contains duplicate name types".into()))); |
| } |
| |
| #[test] |
| fn test_server_rejects_empty_sni_extension() { |
| fn empty_sni_payload(msg: &mut Message) { |
| if let MessagePayload::Handshake(hs) = &mut msg.payload { |
| if let HandshakePayload::ClientHello(ch) = &mut hs.payload { |
| for mut ext in ch.extensions.iter_mut() { |
| if let ClientExtension::ServerName(snr) = &mut ext { |
| snr.clear(); |
| } |
| } |
| } |
| } |
| } |
| |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| transfer_altered(&mut client, empty_sni_payload, &mut server); |
| assert_eq!(server.process_new_packets(), |
| Err(TLSError::PeerMisbehavedError("ClientHello SNI did not contain a hostname".into()))); |
| } |
| |
| #[test] |
| fn test_server_rejects_clients_without_any_kx_group_overlap() { |
| fn different_kx_group(msg: &mut Message) { |
| if let MessagePayload::Handshake(hs) = &mut msg.payload { |
| if let HandshakePayload::ClientHello(ch) = &mut hs.payload { |
| for mut ext in ch.extensions.iter_mut() { |
| if let ClientExtension::NamedGroups(ngs) = &mut ext { |
| ngs.clear(); |
| } |
| if let ClientExtension::KeyShare(ks) = &mut ext { |
| ks.clear(); |
| } |
| } |
| } |
| } |
| } |
| |
| let (mut client, mut server) = make_pair(KeyType::RSA); |
| transfer_altered(&mut client, different_kx_group, &mut server); |
| assert_eq!(server.process_new_packets(), |
| Err(TLSError::PeerIncompatibleError("no kx group overlap with client".into()))); |
| } |