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sds_dynamic_integration_test.cc
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sds_dynamic_integration_test.cc
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#include <memory>
#include <string>
#include "envoy/config/bootstrap/v3/bootstrap.pb.h"
#include "envoy/config/core/v3/config_source.pb.h"
#include "envoy/extensions/transport_sockets/quic/v3/quic_transport.pb.h"
#include "envoy/extensions/transport_sockets/quic/v3/quic_transport.pb.validate.h"
#include "envoy/extensions/transport_sockets/tls/v3/cert.pb.h"
#include "envoy/service/discovery/v3/discovery.pb.h"
#include "envoy/service/secret/v3/sds.pb.h"
#include "source/common/config/api_version.h"
#include "source/common/event/dispatcher_impl.h"
#include "source/common/http/utility.h"
#include "source/common/network/connection_impl.h"
#include "source/common/network/utility.h"
#ifdef ENVOY_ENABLE_QUIC
#include "source/common/quic/client_connection_factory_impl.h"
#endif
#include "source/extensions/transport_sockets/tls/context_config_impl.h"
#include "source/extensions/transport_sockets/tls/context_manager_impl.h"
#include "source/extensions/transport_sockets/tls/ssl_socket.h"
#include "test/common/grpc/grpc_client_integration.h"
#include "test/config/integration/certs/clientcert_hash.h"
#include "test/extensions/transport_sockets/tls/test_private_key_method_provider.h"
#include "test/integration/http_integration.h"
#include "test/integration/server.h"
#include "test/integration/ssl_utility.h"
#include "test/mocks/secret/mocks.h"
#include "test/test_common/network_utility.h"
#include "test/test_common/registry.h"
#include "test/test_common/resources.h"
#include "test/test_common/test_time_system.h"
#include "test/test_common/utility.h"
#include "absl/strings/match.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "integration.h"
#include "utility.h"
namespace Envoy {
namespace Ssl {
// Hack to force linking of the service: https://github.com/google/protobuf/issues/4221.
const envoy::service::secret::v3::SdsDummy _sds_dummy;
struct TestParams {
Network::Address::IpVersion ip_version;
Grpc::ClientType sds_grpc_type;
bool test_quic;
};
std::string sdsTestParamsToString(const ::testing::TestParamInfo<TestParams>& p) {
return fmt::format(
"{}_{}_{}", p.param.ip_version == Network::Address::IpVersion::v4 ? "IPv4" : "IPv6",
p.param.sds_grpc_type == Grpc::ClientType::GoogleGrpc ? "GoogleGrpc" : "EnvoyGrpc",
p.param.test_quic ? "UsesQuic" : "UsesTcp");
}
std::vector<TestParams> getSdsTestsParams(bool disable_quic = false) {
std::vector<TestParams> ret;
for (auto ip_version : TestEnvironment::getIpVersionsForTest()) {
for (auto sds_grpc_type : TestEnvironment::getsGrpcVersionsForTest()) {
ret.push_back(TestParams{ip_version, sds_grpc_type, false});
#ifdef ENVOY_ENABLE_QUIC
if (!disable_quic) {
ret.push_back(TestParams{ip_version, sds_grpc_type, true});
}
#else
UNREFERENCED_PARAMETER(disable_quic);
ENVOY_LOG_MISC(warn, "Skipping HTTP/3 as support is compiled out");
#endif
}
}
return ret;
}
// Sds integration base class with following support:
// * functions to create sds upstream, and send sds response
// * functions to create secret protobuf.
class SdsDynamicIntegrationBaseTest : public Grpc::BaseGrpcClientIntegrationParamTest,
public HttpIntegrationTest,
public testing::TestWithParam<TestParams> {
public:
SdsDynamicIntegrationBaseTest()
: HttpIntegrationTest(Http::CodecType::HTTP1, GetParam().ip_version),
test_quic_(GetParam().test_quic) {}
SdsDynamicIntegrationBaseTest(Http::CodecType downstream_protocol,
Network::Address::IpVersion version, const std::string& config)
: HttpIntegrationTest(downstream_protocol, version, config),
test_quic_(GetParam().test_quic) {}
Network::Address::IpVersion ipVersion() const override { return GetParam().ip_version; }
Grpc::ClientType clientType() const override { return GetParam().sds_grpc_type; }
protected:
void createSdsStream(FakeUpstream&) {
createXdsConnection();
AssertionResult result2 = xds_connection_->waitForNewStream(*dispatcher_, xds_stream_);
RELEASE_ASSERT(result2, result2.message());
xds_stream_->startGrpcStream();
}
void setUpSdsConfig(envoy::extensions::transport_sockets::tls::v3::SdsSecretConfig* secret_config,
const std::string& secret_name) {
secret_config->set_name(secret_name);
auto* config_source = secret_config->mutable_sds_config();
config_source->set_resource_api_version(envoy::config::core::v3::ApiVersion::V3);
auto* api_config_source = config_source->mutable_api_config_source();
api_config_source->set_api_type(envoy::config::core::v3::ApiConfigSource::GRPC);
api_config_source->set_transport_api_version(envoy::config::core::v3::V3);
auto* grpc_service = api_config_source->add_grpc_services();
setGrpcService(*grpc_service, "sds_cluster.lyft.com", fake_upstreams_.back()->localAddress());
}
envoy::extensions::transport_sockets::tls::v3::Secret getServerSecretRsa() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(server_cert_rsa_);
auto* tls_certificate = secret.mutable_tls_certificate();
tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/servercert.pem"));
tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/serverkey.pem"));
return secret;
}
envoy::extensions::transport_sockets::tls::v3::Secret getCvcSecret() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(validation_secret_);
auto* validation_context = secret.mutable_validation_context();
validation_context->mutable_trusted_ca()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/cacert.pem"));
validation_context->add_verify_certificate_hash(TEST_CLIENT_CERT_HASH);
return secret;
}
envoy::extensions::transport_sockets::tls::v3::Secret getCvcSecretWithOnlyTrustedCa() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(validation_secret_);
auto* validation_context = secret.mutable_validation_context();
validation_context->mutable_trusted_ca()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/cacert.pem"));
return secret;
}
envoy::extensions::transport_sockets::tls::v3::Secret getClientSecret() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(client_cert_);
auto* tls_certificate = secret.mutable_tls_certificate();
tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientcert.pem"));
tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientkey.pem"));
return secret;
}
envoy::extensions::transport_sockets::tls::v3::Secret
getWrongSecret(const std::string& secret_name) {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(secret_name);
secret.mutable_tls_certificate();
return secret;
}
void sendSdsResponse(const envoy::extensions::transport_sockets::tls::v3::Secret& secret) {
envoy::service::discovery::v3::DiscoveryResponse discovery_response;
discovery_response.set_version_info("1");
discovery_response.set_type_url(Config::TypeUrl::get().Secret);
discovery_response.add_resources()->PackFrom(secret);
xds_stream_->sendGrpcMessage(discovery_response);
}
void PrintServerCounters() {
std::cerr << "all counters" << std::endl;
for (const auto& c : test_server_->counters()) {
std::cerr << "counter: " << c->name() << ", value: " << c->value() << std::endl;
}
}
const std::string server_cert_rsa_{"server_cert_rsa"};
const std::string server_cert_ecdsa_{"server_cert_ecdsa"};
const std::string validation_secret_{"validation_secret"};
const std::string client_cert_{"client_cert"};
bool v3_resource_api_{false};
bool test_quic_;
};
// Downstream SDS integration test: static Listener with ssl cert from SDS
class SdsDynamicDownstreamIntegrationTest : public SdsDynamicIntegrationBaseTest {
public:
SdsDynamicDownstreamIntegrationTest()
: SdsDynamicIntegrationBaseTest(
(GetParam().test_quic ? Http::CodecType::HTTP3 : Http::CodecType::HTTP1),
GetParam().ip_version, ConfigHelper::httpProxyConfig(GetParam().test_quic)) {}
void initialize() override {
ASSERT(test_quic_ ? downstream_protocol_ == Http::CodecType::HTTP3
: downstream_protocol_ == Http::CodecType::HTTP1);
config_helper_.addConfigModifier([this](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
config_helper_.configDownstreamTransportSocketWithTls(
bootstrap,
[this](
envoy::extensions::transport_sockets::tls::v3::CommonTlsContext& common_tls_context) {
configToUseSds(common_tls_context);
});
// The SNI of the certificates loaded in this test.
default_request_headers_.setHost("www.lyft.com");
});
config_helper_.addConfigModifier([](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
// Add a static sds cluster
auto* sds_cluster = bootstrap.mutable_static_resources()->add_clusters();
sds_cluster->MergeFrom(bootstrap.static_resources().clusters()[0]);
sds_cluster->set_name("sds_cluster.lyft.com");
ConfigHelper::setHttp2(*sds_cluster);
});
HttpIntegrationTest::initialize();
client_ssl_ctx_ = createClientSslTransportSocketFactory({}, context_manager_, *api_);
}
void configToUseSds(
envoy::extensions::transport_sockets::tls::v3::CommonTlsContext& common_tls_context) {
common_tls_context.add_alpn_protocols(test_quic_ ? Http::Utility::AlpnNames::get().Http3
: Http::Utility::AlpnNames::get().Http11);
auto* validation_context = common_tls_context.mutable_validation_context();
validation_context->mutable_trusted_ca()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/cacert.pem"));
validation_context->add_verify_certificate_hash(TEST_CLIENT_CERT_HASH);
// Modify the listener ssl cert to use SDS from sds_cluster
auto* secret_config_rsa = common_tls_context.add_tls_certificate_sds_secret_configs();
setUpSdsConfig(secret_config_rsa, server_cert_rsa_);
// Add an additional SDS config for an EC cert (the base test has SDS config for an RSA cert).
// This is done via the filesystem instead of gRPC to simplify the test setup.
if (dual_cert_) {
auto* secret_config_ecdsa = common_tls_context.add_tls_certificate_sds_secret_configs();
secret_config_ecdsa->set_name(server_cert_ecdsa_);
auto* config_source = secret_config_ecdsa->mutable_sds_config();
const std::string sds_template =
R"EOF(
---
version_info: "0"
resources:
- "@type": type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.Secret
name: "{}"
tls_certificate:
certificate_chain:
filename: "{}"
private_key:
filename: "{}"
)EOF";
const std::string sds_content = fmt::format(
sds_template, server_cert_ecdsa_,
TestEnvironment::runfilesPath("test/config/integration/certs/server_ecdsacert.pem"),
TestEnvironment::runfilesPath("test/config/integration/certs/server_ecdsakey.pem"));
auto sds_path =
TestEnvironment::writeStringToFileForTest("server_cert_ecdsa.sds.yaml", sds_content);
config_source->mutable_path_config_source()->set_path(sds_path);
config_source->set_resource_api_version(envoy::config::core::v3::ApiVersion::V3);
}
}
void createUpstreams() override {
create_xds_upstream_ = true;
HttpIntegrationTest::createUpstreams();
}
void waitForSdsUpdateStats(size_t times) {
test_server_->waitForCounterGe(
listenerStatPrefix(test_quic_
? "quic_server_transport_socket_factory.context_config_update_by_sds"
: "server_ssl_socket_factory.ssl_context_update_by_sds"),
times, std::chrono::milliseconds(5000));
}
void TearDown() override {
cleanUpXdsConnection();
client_ssl_ctx_.reset();
}
Network::ClientConnectionPtr makeSslClientConnection() {
int port = lookupPort("http");
if (downstream_protocol_ <= Http::CodecType::HTTP2) {
Network::Address::InstanceConstSharedPtr address = getSslAddress(version_, port);
return dispatcher_->createClientConnection(
address, Network::Address::InstanceConstSharedPtr(),
client_ssl_ctx_->createTransportSocket(nullptr), nullptr);
}
return makeClientConnectionWithOptions(port, nullptr);
}
protected:
Network::TransportSocketFactoryPtr client_ssl_ctx_;
bool dual_cert_{false};
};
INSTANTIATE_TEST_SUITE_P(IpVersionsClientType, SdsDynamicDownstreamIntegrationTest,
testing::ValuesIn(getSdsTestsParams()), sdsTestParamsToString);
class SdsDynamicKeyRotationIntegrationTest : public SdsDynamicDownstreamIntegrationTest {
protected:
envoy::extensions::transport_sockets::tls::v3::Secret getCurrentServerSecret() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
secret.set_name(server_cert_rsa_);
auto* tls_certificate = secret.mutable_tls_certificate();
tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::temporaryPath("root/current/servercert.pem"));
tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::temporaryPath("root/current/serverkey.pem"));
auto* watched_directory = tls_certificate->mutable_watched_directory();
watched_directory->set_path(TestEnvironment::temporaryPath("root"));
return secret;
}
};
// We don't care about multiple gRPC types here, Envoy gRPC is fine, the
// interest is on the filesystem.
INSTANTIATE_TEST_SUITE_P(IpVersionsClientType, SdsDynamicKeyRotationIntegrationTest,
testing::ValuesIn(getSdsTestsParams()), sdsTestParamsToString);
// Validate that a basic key-cert rotation works via symlink rename.
TEST_P(SdsDynamicKeyRotationIntegrationTest, BasicRotation) {
v3_resource_api_ = true;
TestEnvironment::exec(
{TestEnvironment::runfilesPath("test/integration/sds_dynamic_key_rotation_setup.sh")});
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCurrentServerSecret());
};
initialize();
// Initial update from filesystem.
waitForSdsUpdateStats(1);
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
// First request with server{cert,key}.pem.
testRouterHeaderOnlyRequestAndResponse(&creator);
cleanupUpstreamAndDownstream();
// Rotate.
TestEnvironment::renameFile(TestEnvironment::temporaryPath("root/new"),
TestEnvironment::temporaryPath("root/current"));
waitForSdsUpdateStats(2);
// The rotation is not a SDS attempt, so no change to these stats.
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
// First request with server_ecdsa{cert,key}.pem.
testRouterHeaderOnlyRequestAndResponse(&creator);
}
// Validate that rotating to a directory with missing certs is handled.
TEST_P(SdsDynamicKeyRotationIntegrationTest, EmptyRotation) {
v3_resource_api_ = true;
TestEnvironment::exec(
{TestEnvironment::runfilesPath("test/integration/sds_dynamic_key_rotation_setup.sh")});
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCurrentServerSecret());
};
initialize();
// Initial update from filesystem.
waitForSdsUpdateStats(1);
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
// First request with server{cert,key}.pem.
testRouterHeaderOnlyRequestAndResponse(&creator);
cleanupUpstreamAndDownstream();
// Rotate to an empty directory, this should fail.
TestEnvironment::renameFile(TestEnvironment::temporaryPath("root/empty"),
TestEnvironment::temporaryPath("root/current"));
test_server_->waitForCounterEq("sds.server_cert_rsa.key_rotation_failed", 1);
waitForSdsUpdateStats(1);
// The rotation is not a SDS attempt, so no change to these stats.
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
// Requests continue to work with key/cert pair.
testRouterHeaderOnlyRequestAndResponse(&creator);
}
// A test that SDS server send a good server secret for a static listener.
// The first ssl request should be OK.
TEST_P(SdsDynamicDownstreamIntegrationTest, BasicSuccess) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getServerSecretRsa());
};
initialize();
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
}
TEST_P(SdsDynamicDownstreamIntegrationTest, DualCert) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getServerSecretRsa());
};
dual_cert_ = true;
initialize();
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
client_ssl_ctx_ = createClientSslTransportSocketFactory(
ClientSslTransportOptions()
.setTlsVersion(envoy::extensions::transport_sockets::tls::v3::TlsParameters::TLSv1_2)
.setCipherSuites({"ECDHE-ECDSA-AES128-GCM-SHA256"}),
context_manager_, *api_);
testRouterHeaderOnlyRequestAndResponse(&creator);
cleanupUpstreamAndDownstream();
client_ssl_ctx_ = createClientSslTransportSocketFactory(
ClientSslTransportOptions()
.setTlsVersion(envoy::extensions::transport_sockets::tls::v3::TlsParameters::TLSv1_2)
.setCipherSuites({"ECDHE-RSA-AES128-GCM-SHA256"}),
context_manager_, *api_);
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
EXPECT_EQ(1, test_server_->counter("sds.server_cert_ecdsa.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.server_cert_ecdsa.update_rejected")->value());
// QUIC ignores the `setTlsVersion` set above and always uses TLS 1.3, and TLS 1.3 ignores the
// `setCipherSuites`, so in the QUIC config, this test only uses one of the certs.
if (!test_quic_) {
EXPECT_EQ(1,
test_server_->counter(listenerStatPrefix("ssl.ciphers.ECDHE-RSA-AES128-GCM-SHA256"))
->value());
EXPECT_EQ(1,
test_server_->counter(listenerStatPrefix("ssl.ciphers.ECDHE-ECDSA-AES128-GCM-SHA256"))
->value());
}
}
// A test that SDS server send a bad secret for a static listener,
// The first ssl request should fail at connecting.
// then SDS send a good server secret, the second request should be OK.
TEST_P(SdsDynamicDownstreamIntegrationTest, WrongSecretFirst) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getWrongSecret(server_cert_rsa_));
};
initialize();
codec_client_ = makeRawHttpConnection(makeSslClientConnection(), absl::nullopt);
// the connection state is not connected.
EXPECT_FALSE(codec_client_->connected());
codec_client_->connection()->close(Network::ConnectionCloseType::NoFlush);
// Failure
EXPECT_EQ(0, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
sendSdsResponse(getServerSecretRsa());
// Wait for sds update counter.
waitForSdsUpdateStats(1);
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_success")->value());
EXPECT_EQ(1, test_server_->counter("sds.server_cert_rsa.update_rejected")->value());
}
class SdsDynamicDownstreamCertValidationContextTest : public SdsDynamicDownstreamIntegrationTest {
public:
SdsDynamicDownstreamCertValidationContextTest() = default;
void initialize() override {
config_helper_.addConfigModifier([this](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
config_helper_.configDownstreamTransportSocketWithTls(
bootstrap,
[this](
envoy::extensions::transport_sockets::tls::v3::CommonTlsContext& common_tls_context) {
common_tls_context.add_alpn_protocols(test_quic_
? Http::Utility::AlpnNames::get().Http3
: Http::Utility::AlpnNames::get().Http11);
configureInlinedCerts(&common_tls_context);
});
// Add a static sds cluster
auto* sds_cluster = bootstrap.mutable_static_resources()->add_clusters();
sds_cluster->MergeFrom(bootstrap.static_resources().clusters()[0]);
sds_cluster->set_name("sds_cluster.lyft.com");
ConfigHelper::setHttp2(*sds_cluster);
envoy::extensions::transport_sockets::tls::v3::UpstreamTlsContext upstream_tls_context;
if (share_validation_secret_) {
// Configure static cluster with SDS config referencing "validation_secret",
// which is going to be processed before LDS resources.
ASSERT(use_lds_);
setUpSdsValidationContext(upstream_tls_context.mutable_common_tls_context());
}
// Enable SSL/TLS with a client certificate in the first cluster.
auto* upstream_tls_certificate =
upstream_tls_context.mutable_common_tls_context()->add_tls_certificates();
upstream_tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientcert.pem"));
upstream_tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientkey.pem"));
auto* upstream_transport_socket =
bootstrap.mutable_static_resources()->mutable_clusters(0)->mutable_transport_socket();
upstream_transport_socket->set_name("envoy.transport_sockets.tls");
upstream_transport_socket->mutable_typed_config()->PackFrom(upstream_tls_context);
});
HttpIntegrationTest::initialize();
registerTestServerPorts({"http"});
client_ssl_ctx_ = createClientSslTransportSocketFactory({}, context_manager_, *api_);
}
void configureInlinedCerts(
envoy::extensions::transport_sockets::tls::v3::CommonTlsContext* common_tls_context) {
auto* tls_certificate = common_tls_context->add_tls_certificates();
tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/servercert.pem"));
tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/serverkey.pem"));
setUpSdsValidationContext(common_tls_context);
}
void setUpSdsValidationContext(
envoy::extensions::transport_sockets::tls::v3::CommonTlsContext* common_tls_context) {
if (use_combined_validation_context_) {
// Modify the listener context validation type to use combined certificate validation
// context.
auto* combined_config = common_tls_context->mutable_combined_validation_context();
auto* default_validation_context = combined_config->mutable_default_validation_context();
default_validation_context->add_verify_certificate_hash(TEST_CLIENT_CERT_HASH);
auto* secret_config = combined_config->mutable_validation_context_sds_secret_config();
setUpSdsConfig(secret_config, validation_secret_);
} else {
// Modify the listener context validation type to use dynamic certificate validation
// context.
auto* secret_config = common_tls_context->mutable_validation_context_sds_secret_config();
setUpSdsConfig(secret_config, validation_secret_);
}
}
void createUpstreams() override {
// Fake upstream with SSL/TLS for the first cluster.
addFakeUpstream(createUpstreamSslContext(), upstreamProtocol());
create_xds_upstream_ = true;
}
Network::TransportSocketFactoryPtr createUpstreamSslContext() {
envoy::extensions::transport_sockets::tls::v3::DownstreamTlsContext tls_context;
auto* common_tls_context = tls_context.mutable_common_tls_context();
auto* tls_certificate = common_tls_context->add_tls_certificates();
tls_certificate->mutable_certificate_chain()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientcert.pem"));
tls_certificate->mutable_private_key()->set_filename(
TestEnvironment::runfilesPath("test/config/integration/certs/clientkey.pem"));
auto cfg = std::make_unique<Extensions::TransportSockets::Tls::ServerContextConfigImpl>(
tls_context, factory_context_);
static Stats::Scope* upstream_stats_store = new Stats::TestIsolatedStoreImpl();
return std::make_unique<Extensions::TransportSockets::Tls::ServerSslSocketFactory>(
std::move(cfg), context_manager_, *upstream_stats_store, std::vector<std::string>{});
}
void TearDown() override {
cleanUpXdsConnection();
client_ssl_ctx_.reset();
cleanupUpstreamAndDownstream();
codec_client_.reset();
}
void enableCombinedValidationContext(bool enable) { use_combined_validation_context_ = enable; }
void shareValidationSecret(bool share) { share_validation_secret_ = share; }
private:
bool use_combined_validation_context_{false};
bool share_validation_secret_{false};
};
INSTANTIATE_TEST_SUITE_P(IpVersionsClientType, SdsDynamicDownstreamCertValidationContextTest,
testing::ValuesIn(getSdsTestsParams()), sdsTestParamsToString);
// A test that SDS server send a good certificate validation context for a static listener.
// The first ssl request should be OK.
TEST_P(SdsDynamicDownstreamCertValidationContextTest, BasicSuccess) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCvcSecret());
};
initialize();
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.validation_secret.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.validation_secret.update_rejected")->value());
}
// A test that SDS server sends a certificate validation context for a static listener.
// Listener combines default certificate validation context and the dynamic one.
// The first ssl request should be OK.
TEST_P(SdsDynamicDownstreamCertValidationContextTest, CombinedCertValidationContextSuccess) {
enableCombinedValidationContext(true);
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCvcSecretWithOnlyTrustedCa());
};
initialize();
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.validation_secret.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.validation_secret.update_rejected")->value());
}
// A test that verifies that both: static cluster and LDS listener are updated when using
// the same verification secret (standalone validation context) from the SDS server.
TEST_P(SdsDynamicDownstreamCertValidationContextTest, BasicWithSharedSecret) {
shareValidationSecret(true);
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCvcSecret());
};
initialize();
// Wait for "ssl_context_updated_by_sds" counters to indicate that both resources
// depending on the verification_secret were updated.
test_server_->waitForCounterGe(
"cluster.cluster_0.client_ssl_socket_factory.ssl_context_update_by_sds", 1);
waitForSdsUpdateStats(1);
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.validation_secret.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.validation_secret.update_rejected")->value());
}
// A test that verifies that both: static cluster and LDS listener are updated when using
// the same verification secret (combined validation context) from the SDS server.
TEST_P(SdsDynamicDownstreamCertValidationContextTest, CombinedValidationContextWithSharedSecret) {
enableCombinedValidationContext(true);
shareValidationSecret(true);
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getCvcSecretWithOnlyTrustedCa());
};
initialize();
// Wait for "ssl_context_updated_by_sds" counters to indicate that both resources
// depending on the verification_secret were updated.
test_server_->waitForCounterGe(
"cluster.cluster_0.client_ssl_socket_factory.ssl_context_update_by_sds", 1);
waitForSdsUpdateStats(1);
ConnectionCreationFunction creator = [&]() -> Network::ClientConnectionPtr {
return makeSslClientConnection();
};
testRouterHeaderOnlyRequestAndResponse(&creator);
// Success
EXPECT_EQ(1, test_server_->counter("sds.validation_secret.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.validation_secret.update_rejected")->value());
}
// Upstream SDS integration test: a static cluster has ssl cert from SDS.
class SdsDynamicUpstreamIntegrationTest : public SdsDynamicIntegrationBaseTest {
public:
void initialize() override {
// The SNI of the certificates loaded in this test.
default_request_headers_.setHost("www.lyft.com");
if (test_quic_) {
upstream_tls_ = true;
setUpstreamProtocol(Http::CodecType::HTTP3);
}
config_helper_.addConfigModifier([this](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
// add sds cluster first.
auto* sds_cluster = bootstrap.mutable_static_resources()->add_clusters();
sds_cluster->MergeFrom(bootstrap.static_resources().clusters()[0]);
sds_cluster->set_name("sds_cluster.lyft.com");
ConfigHelper::setHttp2(*sds_cluster);
// Unwind Quic for sds cluster.
if (test_quic_) {
sds_cluster->clear_transport_socket();
}
// change the first cluster with ssl and sds.
auto* transport_socket =
bootstrap.mutable_static_resources()->mutable_clusters(0)->mutable_transport_socket();
envoy::extensions::transport_sockets::tls::v3::UpstreamTlsContext tls_context;
tls_context.set_sni("lyft.com");
auto* secret_config =
tls_context.mutable_common_tls_context()->add_tls_certificate_sds_secret_configs();
setUpSdsConfig(secret_config, "client_cert");
if (test_quic_) {
envoy::extensions::transport_sockets::quic::v3::QuicUpstreamTransport quic_context;
quic_context.mutable_upstream_tls_context()->CopyFrom(tls_context);
transport_socket->set_name("envoy.transport_sockets.quic");
transport_socket->mutable_typed_config()->PackFrom(quic_context);
} else {
transport_socket->set_name("envoy.transport_sockets.tls");
transport_socket->mutable_typed_config()->PackFrom(tls_context);
}
});
HttpIntegrationTest::initialize();
registerTestServerPorts({"http"});
}
void TearDown() override {
cleanUpXdsConnection();
cleanupUpstreamAndDownstream();
codec_client_.reset();
test_server_.reset();
fake_upstreams_.clear();
}
void createUpstreams() override {
// This is for backend with ssl
addFakeUpstream(createUpstreamSslContext(context_manager_, *api_, test_quic_),
upstreamProtocol());
create_xds_upstream_ = true;
}
};
INSTANTIATE_TEST_SUITE_P(IpVersions, SdsDynamicUpstreamIntegrationTest,
testing::ValuesIn(getSdsTestsParams()), sdsTestParamsToString);
// To test a static cluster with sds. SDS send a good client secret first.
// The first request should work.
TEST_P(SdsDynamicUpstreamIntegrationTest, BasicSuccess) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getClientSecret());
};
initialize();
// There is a race condition here; there are two static clusters:
// backend cluster_0 with sds and sds_cluster. cluster_0 is created first, its init_manager
// is called so it issues a sds call, but fail since sds_cluster is not added yet.
// so cluster_0 is initialized with an empty secret. initialize() will not wait and will return.
// the testing request will be called, even though in the pre_worker_function, a good sds is
// send, the cluster will be updated with good secret, the testing request may fail if it is
// before context is updated. Hence, need to wait for context_update counter.
test_server_->waitForCounterGe(
"cluster.cluster_0.client_ssl_socket_factory.ssl_context_update_by_sds", 1);
testRouterHeaderOnlyRequestAndResponse();
// Success
EXPECT_EQ(1, test_server_->counter("sds.client_cert.update_success")->value());
EXPECT_EQ(0, test_server_->counter("sds.client_cert.update_rejected")->value());
}
// To test a static cluster with sds. SDS send a bad client secret first.
// The first request should fail with 503, then SDS sends a good client secret,
// the second request should work.
TEST_P(SdsDynamicUpstreamIntegrationTest, WrongSecretFirst) {
on_server_init_function_ = [this]() {
createSdsStream(*(fake_upstreams_[1]));
sendSdsResponse(getWrongSecret(client_cert_));
};
initialize();
// Make a simple request, should get 503
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "GET", "/test/long/url", "", downstream_protocol_, version_);
ASSERT_TRUE(response->complete());
EXPECT_EQ("503", response->headers().getStatusValue());
// Wait for the raw TCP connection with bad credentials and close it.
if (upstreamProtocol() != Http::CodecType::HTTP3) {
FakeRawConnectionPtr fake_upstream_connection;
ASSERT_TRUE(fake_upstreams_[0]->waitForRawConnection(fake_upstream_connection));
ASSERT_TRUE(fake_upstream_connection->waitForDisconnect());
}
test_server_->waitForCounterGe("sds.client_cert.update_rejected", 1);
EXPECT_EQ(0, test_server_->counter("sds.client_cert.update_success")->value());
sendSdsResponse(getClientSecret());
test_server_->waitForCounterGe(
"cluster.cluster_0.client_ssl_socket_factory.ssl_context_update_by_sds", 1);
test_server_->waitForCounterGe("sds.client_cert.update_success", 1);
EXPECT_EQ(1, test_server_->counter("sds.client_cert.update_rejected")->value());
// Verify the update succeeded.
testRouterHeaderOnlyRequestAndResponse();
}
// Test CDS with SDS. A cluster provided by CDS raises new SDS request for upstream cert.
// TODO(15034) Enable SDS support in QUIC upstream.
class SdsCdsIntegrationTest : public SdsDynamicIntegrationBaseTest {
public:
void initialize() override {
config_helper_.addConfigModifier([this](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
// Create the dynamic cluster. This cluster will be using sds.
dynamic_cluster_ = bootstrap.mutable_static_resources()->clusters(0);
dynamic_cluster_.set_name("dynamic");
dynamic_cluster_.mutable_connect_timeout()->MergeFrom(
ProtobufUtil::TimeUtil::MillisecondsToDuration(500000));
auto* transport_socket = dynamic_cluster_.mutable_transport_socket();
envoy::extensions::transport_sockets::tls::v3::UpstreamTlsContext tls_context;
auto* secret_config =
tls_context.mutable_common_tls_context()->add_tls_certificate_sds_secret_configs();
setUpSdsConfig(secret_config, "client_cert");
transport_socket->set_name("envoy.transport_sockets.tls");
transport_socket->mutable_typed_config()->PackFrom(tls_context);
// Add cds cluster first.
auto* cds_cluster = bootstrap.mutable_static_resources()->add_clusters();
cds_cluster->MergeFrom(bootstrap.static_resources().clusters()[0]);
cds_cluster->set_name("cds_cluster");
ConfigHelper::setHttp2(*cds_cluster);
// Then add sds cluster.
auto* sds_cluster = bootstrap.mutable_static_resources()->add_clusters();
sds_cluster->MergeFrom(bootstrap.static_resources().clusters()[0]);
sds_cluster->set_name("sds_cluster.lyft.com");
ConfigHelper::setHttp2(*sds_cluster);
const std::string cds_yaml = R"EOF(
resource_api_version: V3
api_config_source:
api_type: GRPC
transport_api_version: V3
grpc_services:
envoy_grpc:
cluster_name: cds_cluster
set_node_on_first_message_only: true
)EOF";
auto* cds = bootstrap.mutable_dynamic_resources()->mutable_cds_config();
TestUtility::loadFromYaml(cds_yaml, *cds);
});
HttpIntegrationTest::initialize();
}
void TearDown() override {
{
AssertionResult result = sds_connection_->close();
RELEASE_ASSERT(result, result.message());
result = sds_connection_->waitForDisconnect();
RELEASE_ASSERT(result, result.message());
sds_connection_.reset();
}
cleanUpXdsConnection();
cleanupUpstreamAndDownstream();
codec_client_.reset();
test_server_.reset();
fake_upstreams_.clear();
}
void createUpstreams() override {
// Static cluster.
addFakeUpstream(Http::CodecType::HTTP1);
// Cds Cluster.
addFakeUpstream(Http::CodecType::HTTP2);
// Sds Cluster.
addFakeUpstream(Http::CodecType::HTTP2);
}
void sendCdsResponse() {
EXPECT_TRUE(compareDiscoveryRequest(Config::TypeUrl::get().Cluster, "", {}, {}, {}, true));
sendDiscoveryResponse<envoy::config::cluster::v3::Cluster>(
Config::TypeUrl::get().Cluster, {dynamic_cluster_}, {dynamic_cluster_}, {}, "55");
}
void sendSdsResponse2(const envoy::extensions::transport_sockets::tls::v3::Secret& secret,
FakeStream& sds_stream) {
envoy::service::discovery::v3::DiscoveryResponse discovery_response;
discovery_response.set_version_info("1");
discovery_response.set_type_url(Config::TypeUrl::get().Secret);
discovery_response.add_resources()->PackFrom(secret);
sds_stream.sendGrpcMessage(discovery_response);
}
envoy::config::cluster::v3::Cluster dynamic_cluster_;
FakeHttpConnectionPtr sds_connection_;
FakeStreamPtr sds_stream_;
};
INSTANTIATE_TEST_SUITE_P(IpVersions, SdsCdsIntegrationTest, testing::ValuesIn(getSdsTestsParams()),
sdsTestParamsToString);
TEST_P(SdsCdsIntegrationTest, BasicSuccess) {
on_server_init_function_ = [this]() {
{
// CDS.
AssertionResult result =
fake_upstreams_[1]->waitForHttpConnection(*dispatcher_, xds_connection_);
RELEASE_ASSERT(result, result.message());
result = xds_connection_->waitForNewStream(*dispatcher_, xds_stream_);
RELEASE_ASSERT(result, result.message());
xds_stream_->startGrpcStream();
sendCdsResponse();
}
{
// SDS.
AssertionResult result =
fake_upstreams_[2]->waitForHttpConnection(*dispatcher_, sds_connection_);
RELEASE_ASSERT(result, result.message());
result = sds_connection_->waitForNewStream(*dispatcher_, sds_stream_);
RELEASE_ASSERT(result, result.message());
sds_stream_->startGrpcStream();
sendSdsResponse2(getClientSecret(), *sds_stream_);
}
};
initialize();
test_server_->waitForCounterGe(
"cluster.dynamic.client_ssl_socket_factory.ssl_context_update_by_sds", 1);
// The 4 clusters are CDS,SDS,static and dynamic cluster.
test_server_->waitForGaugeGe("cluster_manager.active_clusters", 4);
sendDiscoveryResponse<envoy::config::cluster::v3::Cluster>(Config::TypeUrl::get().Cluster, {}, {},
{}, "42");
// Successfully removed the dynamic cluster.
test_server_->waitForGaugeEq("cluster_manager.active_clusters", 3);
}
class SdsDynamicDownstreamPrivateKeyIntegrationTest : public SdsDynamicDownstreamIntegrationTest {
public:
envoy::extensions::transport_sockets::tls::v3::Secret getCurrentServerPrivateKeyProviderSecret() {
envoy::extensions::transport_sockets::tls::v3::Secret secret;
const std::string yaml =
R"EOF(
name: "abc.com"
tls_certificate:
certificate_chain:
filename: "{{ test_tmpdir }}/root/current/servercert.pem"
private_key_provider:
provider_name: test
typed_config:
"@type": "type.googleapis.com/google.protobuf.Struct"
value:
private_key_file: "{{ test_tmpdir }}/root/current/serverkey.pem"
expected_operation: "sign"
sync_mode: true
mode: "rsa"
)EOF";
TestUtility::loadFromYaml(TestEnvironment::substitute(yaml), secret);
secret.set_name(server_cert_rsa_);
return secret;
}
};