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http_integration.cc
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#include "test/integration/http_integration.h"
#include <functional>
#include <list>
#include <memory>
#include <regex>
#include <string>
#include <vector>
#include "envoy/buffer/buffer.h"
#include "envoy/config/bootstrap/v3/bootstrap.pb.h"
#include "envoy/event/dispatcher.h"
#include "envoy/extensions/filters/network/http_connection_manager/v3/http_connection_manager.pb.h"
#include "envoy/extensions/transport_sockets/quic/v3/quic_transport.pb.h"
#include "envoy/http/header_map.h"
#include "envoy/network/address.h"
#include "envoy/registry/registry.h"
#include "source/common/api/api_impl.h"
#include "source/common/buffer/buffer_impl.h"
#include "source/common/common/fmt.h"
#include "source/common/common/thread_annotations.h"
#include "source/common/http/headers.h"
#include "source/common/network/socket_option_impl.h"
#include "source/common/network/utility.h"
#include "source/common/protobuf/utility.h"
#include "source/common/runtime/runtime_impl.h"
#include "source/common/upstream/upstream_impl.h"
#ifdef ENVOY_ENABLE_QUIC
#include "source/common/quic/client_connection_factory_impl.h"
#include "source/common/quic/quic_client_transport_socket_factory.h"
#endif
#include "source/common/tls/context_config_impl.h"
#include "source/common/tls/context_impl.h"
#include "source/common/tls/client_ssl_socket.h"
#include "source/common/tls/server_ssl_socket.h"
#include "test/common/upstream/utility.h"
#include "test/integration/autonomous_upstream.h"
#include "test/integration/ssl_utility.h"
#include "test/integration/test_host_predicate_config.h"
#include "test/integration/utility.h"
#include "test/mocks/upstream/cluster_info.h"
#include "test/test_common/environment.h"
#include "test/test_common/network_utility.h"
#include "test/test_common/registry.h"
#include "absl/time/time.h"
#include "base_integration_test.h"
#include "gtest/gtest.h"
namespace Envoy {
namespace {
using testing::HasSubstr;
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::CodecType
typeToCodecType(Http::CodecType type) {
switch (type) {
case Http::CodecType::HTTP1:
return envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::
HTTP1;
case Http::CodecType::HTTP2:
return envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::
HTTP2;
case Http::CodecType::HTTP3:
return envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::
HTTP3;
default:
RELEASE_ASSERT(0, "");
}
}
} // namespace
IntegrationCodecClient::IntegrationCodecClient(
Event::Dispatcher& dispatcher, Random::RandomGenerator& random,
Network::ClientConnectionPtr&& conn, Upstream::HostDescriptionConstSharedPtr host_description,
Http::CodecType type)
: IntegrationCodecClient(dispatcher, random, std::move(conn), std::move(host_description), type,
true) {}
IntegrationCodecClient::IntegrationCodecClient(
Event::Dispatcher& dispatcher, Random::RandomGenerator& random,
Network::ClientConnectionPtr&& conn, Upstream::HostDescriptionConstSharedPtr host_description,
Http::CodecType type, bool wait_till_connected)
: CodecClientProd(type, std::move(conn), host_description, dispatcher, random, nullptr),
dispatcher_(dispatcher), callbacks_(*this, wait_till_connected), codec_callbacks_(*this),
codec_client_callbacks_(*this) {
connection_->addConnectionCallbacks(callbacks_);
setCodecConnectionCallbacks(codec_callbacks_);
setCodecClientCallbacks(codec_client_callbacks_);
if (wait_till_connected) {
dispatcher.run(Event::Dispatcher::RunType::Block);
}
}
void IntegrationCodecClient::flushWrite() {
connection_->dispatcher().run(Event::Dispatcher::RunType::NonBlock);
// NOTE: We should run blocking until all the body data is flushed.
}
IntegrationStreamDecoderPtr
IntegrationCodecClient::makeHeaderOnlyRequest(const Http::RequestHeaderMap& headers) {
auto response = std::make_unique<IntegrationStreamDecoder>(dispatcher_);
Http::RequestEncoder& encoder = newStream(*response);
encoder.getStream().addCallbacks(*response);
encoder.encodeHeaders(headers, true).IgnoreError();
flushWrite();
return response;
}
IntegrationStreamDecoderPtr
IntegrationCodecClient::makeRequestWithBody(const Http::RequestHeaderMap& headers,
uint64_t body_size, bool end_stream) {
return makeRequestWithBody(headers, std::string(body_size, 'a'), end_stream);
}
IntegrationStreamDecoderPtr
IntegrationCodecClient::makeRequestWithBody(const Http::RequestHeaderMap& headers,
const std::string& body, bool end_stream) {
auto response = std::make_unique<IntegrationStreamDecoder>(dispatcher_);
Http::RequestEncoder& encoder = newStream(*response);
encoder.getStream().addCallbacks(*response);
encoder.encodeHeaders(headers, false).IgnoreError();
Buffer::OwnedImpl data(body);
encoder.encodeData(data, end_stream);
flushWrite();
return response;
}
void IntegrationCodecClient::sendData(Http::RequestEncoder& encoder, absl::string_view data,
bool end_stream) {
Buffer::OwnedImpl buffer_data(data.data(), data.size());
encoder.encodeData(buffer_data, end_stream);
flushWrite();
}
void IntegrationCodecClient::sendData(Http::RequestEncoder& encoder, Buffer::Instance& data,
bool end_stream) {
encoder.encodeData(data, end_stream);
flushWrite();
}
void IntegrationCodecClient::sendData(Http::RequestEncoder& encoder, uint64_t size,
bool end_stream) {
Buffer::OwnedImpl data(std::string(size, 'a'));
sendData(encoder, data, end_stream);
}
void IntegrationCodecClient::sendTrailers(Http::RequestEncoder& encoder,
const Http::RequestTrailerMap& trailers) {
encoder.encodeTrailers(trailers);
flushWrite();
}
void IntegrationCodecClient::sendReset(Http::RequestEncoder& encoder) {
encoder.getStream().resetStream(Http::StreamResetReason::LocalReset);
flushWrite();
}
void IntegrationCodecClient::sendMetadata(Http::RequestEncoder& encoder,
Http::MetadataMap metadata_map) {
Http::MetadataMapPtr metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
Http::MetadataMapVector metadata_map_vector;
metadata_map_vector.push_back(std::move(metadata_map_ptr));
encoder.encodeMetadata(metadata_map_vector);
flushWrite();
}
std::pair<Http::RequestEncoder&, IntegrationStreamDecoderPtr>
IntegrationCodecClient::startRequest(const Http::RequestHeaderMap& headers,
bool header_only_request) {
auto response = std::make_unique<IntegrationStreamDecoder>(dispatcher_);
Http::RequestEncoder& encoder = newStream(*response);
encoder.getStream().addCallbacks(*response);
encoder.encodeHeaders(headers, /*end_stream=*/header_only_request).IgnoreError();
flushWrite();
return {encoder, std::move(response)};
}
AssertionResult IntegrationCodecClient::waitForDisconnect(std::chrono::milliseconds time_to_wait) {
if (disconnected_) {
return AssertionSuccess();
}
Event::TimerPtr wait_timer;
bool wait_timer_triggered = false;
if (time_to_wait.count()) {
wait_timer = connection_->dispatcher().createTimer([this, &wait_timer_triggered] {
connection_->dispatcher().exit();
wait_timer_triggered = true;
});
wait_timer->enableTimer(time_to_wait);
}
connection_->dispatcher().run(Event::Dispatcher::RunType::Block);
// Disable the timer if it was created. This call is harmless if the timer already triggered.
if (wait_timer) {
wait_timer->disableTimer();
}
if (wait_timer_triggered && !disconnected_) {
if (time_to_wait == TestUtility::DefaultTimeout) {
ADD_FAILURE() << "Please don't waitForDisconnect with a 5s timeout if failure is expected\n";
}
return AssertionFailure() << "Timed out waiting for disconnect";
}
EXPECT_TRUE(disconnected_);
return AssertionSuccess();
}
void IntegrationCodecClient::ConnectionCallbacks::onEvent(Network::ConnectionEvent event) {
parent_.last_connection_event_ = event;
if (event == Network::ConnectionEvent::Connected) {
parent_.connected_ = true;
if (block_till_connected_) {
parent_.connection_->dispatcher().exit();
}
} else if (event == Network::ConnectionEvent::RemoteClose) {
parent_.disconnected_ = true;
parent_.connection_->dispatcher().exit();
} else {
if (parent_.type() == Http::CodecType::HTTP3 && !parent_.connected_ && block_till_connected_) {
// Before handshake gets established, any connection failure should exit the loop. I.e. a QUIC
// connection may fail of INVALID_VERSION if both this client doesn't support any of the
// versions the server advertised before handshake established. In this case the connection is
// closed locally and this is in a blocking event loop.
parent_.connection_->dispatcher().exit();
}
parent_.disconnected_ = true;
}
}
Network::ClientConnectionPtr HttpIntegrationTest::makeClientConnectionWithOptions(
uint32_t port, const Network::ConnectionSocket::OptionsSharedPtr& options) {
if (downstream_protocol_ <= Http::CodecType::HTTP2) {
return BaseIntegrationTest::makeClientConnectionWithOptions(port, options);
}
#ifdef ENVOY_ENABLE_QUIC
// Setting socket options is not supported for HTTP3.
Network::Address::InstanceConstSharedPtr server_addr = *Network::Utility::resolveUrl(
fmt::format("udp://{}:{}", Network::Test::getLoopbackAddressUrlString(version_), port));
Network::Address::InstanceConstSharedPtr local_addr =
Network::Test::getCanonicalLoopbackAddress(version_);
return Quic::createQuicNetworkConnection(
*quic_connection_persistent_info_, quic_transport_socket_factory_->getCryptoConfig(),
quic::QuicServerId(
quic_transport_socket_factory_->clientContextConfig()->serverNameIndication(),
static_cast<uint16_t>(port)),
*dispatcher_, server_addr, local_addr, quic_stat_names_, {}, *stats_store_.rootScope(),
options, nullptr, connection_id_generator_, *quic_transport_socket_factory_);
#else
ASSERT(false, "running a QUIC integration test without compiling QUIC");
return nullptr;
#endif
}
IntegrationCodecClientPtr HttpIntegrationTest::makeHttpConnection(uint32_t port) {
return makeHttpConnection(makeClientConnection(port));
}
IntegrationCodecClientPtr HttpIntegrationTest::makeRawHttpConnection(
Network::ClientConnectionPtr&& conn,
absl::optional<envoy::config::core::v3::Http2ProtocolOptions> http2_options,
bool wait_till_connected) {
std::shared_ptr<Upstream::MockClusterInfo> cluster{new NiceMock<Upstream::MockClusterInfo>()};
cluster->max_response_headers_count_ = 200;
if (!http2_options.has_value()) {
http2_options = Http2::Utility::initializeAndValidateOptions(
envoy::config::core::v3::Http2ProtocolOptions())
.value();
http2_options.value().set_allow_connect(true);
http2_options.value().set_allow_metadata(true);
}
#ifdef ENVOY_ENABLE_QUIC
cluster->http3_options_ = ConfigHelper::http2ToHttp3ProtocolOptions(
http2_options.value(), quic::kStreamReceiveWindowLimit);
cluster->http3_options_.set_allow_extended_connect(true);
cluster->http3_options_.set_allow_metadata(true);
#endif
cluster->http2_options_ = http2_options.value();
cluster->http1_settings_.enable_trailers_ = true;
if (!disable_client_header_validation_) {
cluster->header_validator_factory_ = IntegrationUtil::makeHeaderValidationFactory(
::envoy::extensions::http::header_validators::envoy_default::v3::HeaderValidatorConfig());
}
Upstream::HostDescriptionConstSharedPtr host_description{Upstream::makeTestHostDescription(
cluster, fmt::format("tcp://{}:80", Network::Test::getLoopbackAddressUrlString(version_)),
timeSystem())};
// This call may fail in QUICHE because of INVALID_VERSION. QUIC connection doesn't support
// in-connection version negotiation.
auto codec = std::make_unique<IntegrationCodecClient>(*dispatcher_, random_, std::move(conn),
host_description, downstream_protocol_,
wait_till_connected);
if (downstream_protocol_ == Http::CodecType::HTTP3 && codec->disconnected()) {
// Connection may get closed during version negotiation or handshake.
// TODO(#8479) QUIC connection doesn't support in-connection version negotiationPropagate
// INVALID_VERSION error to caller and let caller to use server advertised version list to
// create a new connection with mutually supported version and make client codec again.
ENVOY_LOG(error, "Fail to connect to server with error: {}",
codec->connection()->transportFailureReason());
}
return codec;
}
IntegrationCodecClientPtr
HttpIntegrationTest::makeHttpConnection(Network::ClientConnectionPtr&& conn) {
auto codec = makeRawHttpConnection(std::move(conn), absl::nullopt);
EXPECT_TRUE(codec->connected()) << codec->connection()->transportFailureReason();
return codec;
}
HttpIntegrationTest::HttpIntegrationTest(Http::CodecType downstream_protocol,
Network::Address::IpVersion version,
const std::string& config)
: HttpIntegrationTest::HttpIntegrationTest(
downstream_protocol,
[version](int) {
return Network::Utility::parseInternetAddressNoThrow(
Network::Test::getLoopbackAddressString(version), 0);
},
version, config) {}
HttpIntegrationTest::HttpIntegrationTest(Http::CodecType downstream_protocol,
const InstanceConstSharedPtrFn& upstream_address_fn,
Network::Address::IpVersion version,
const std::string& config)
: BaseIntegrationTest(upstream_address_fn, version, config),
downstream_protocol_(downstream_protocol), quic_stat_names_(stats_store_.symbolTable()) {
// Legacy integration tests expect the default listener to be named "http" for
// lookupPort calls.
config_helper_.renameListener("http");
config_helper_.setClientCodec(typeToCodecType(downstream_protocol_));
// Allow extension lookup by name in the integration tests.
config_helper_.addRuntimeOverride("envoy.reloadable_features.no_extension_lookup_by_name",
"false");
config_helper_.addConfigModifier(
[](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
auto* range = hcm.mutable_internal_address_config()->add_cidr_ranges();
// Set loopback to be trusted so tests can set x-envoy headers.
range->set_address_prefix("127.0.0.1");
range->mutable_prefix_len()->set_value(32);
// Legacy tests also set XFF: 10.0.0.1
range->set_address_prefix("10.0.0.0");
range->mutable_prefix_len()->set_value(8);
range = hcm.mutable_internal_address_config()->add_cidr_ranges();
range->set_address_prefix("::1");
range->mutable_prefix_len()->set_value(128);
});
}
void HttpIntegrationTest::useAccessLog(
absl::string_view format,
std::vector<envoy::config::core::v3::TypedExtensionConfig> formatters) {
access_log_name_ = TestEnvironment::temporaryPath(TestUtility::uniqueFilename());
ASSERT_TRUE(config_helper_.setAccessLog(access_log_name_, format, formatters));
}
HttpIntegrationTest::~HttpIntegrationTest() {
// Make sure any open streams have been closed. If there's an open stream, the decoder will
// be out of scope, and so open streams result in writing to freed memory.
if (codec_client_) {
EXPECT_EQ(codec_client_->numActiveRequests(), 0)
<< "test requires explicit cleanupUpstreamAndDownstream";
}
cleanupUpstreamAndDownstream();
}
void HttpIntegrationTest::initialize() {
if (downstream_protocol_ != Http::CodecType::HTTP3) {
return BaseIntegrationTest::initialize();
}
#ifdef ENVOY_ENABLE_QUIC
// Needs to be instantiated before base class calls initialize() which starts a QUIC listener
// according to the config.
quic_transport_socket_factory_ = IntegrationUtil::createQuicUpstreamTransportSocketFactory(
*api_, stats_store_, context_manager_, thread_local_, san_to_match_);
// Needed to config QUIC transport socket factory, and needs to be added before base class calls
// initialize().
config_helper_.addQuicDownstreamTransportSocketConfig(enable_quic_early_data_, custom_alpns_);
BaseIntegrationTest::initialize();
registerTestServerPorts({"http"}, test_server_);
// Needs to outlive all QUIC connections.
auto cluster = std::make_shared<NiceMock<Upstream::MockClusterInfo>>();
auto quic_connection_persistent_info =
Quic::createPersistentQuicInfoForCluster(*dispatcher_, *cluster);
// Config IETF QUIC flow control window.
quic_connection_persistent_info->quic_config_
.SetInitialMaxStreamDataBytesIncomingBidirectionalToSend(
Http3::Utility::OptionsLimits::DEFAULT_INITIAL_STREAM_WINDOW_SIZE);
// Config Google QUIC flow control window.
quic_connection_persistent_info->quic_config_.SetInitialStreamFlowControlWindowToSend(
Http3::Utility::OptionsLimits::DEFAULT_INITIAL_STREAM_WINDOW_SIZE);
// Adjust timeouts.
quic::QuicTime::Delta connect_timeout = quic::QuicTime::Delta::FromSeconds(5 * TIMEOUT_FACTOR);
quic_connection_persistent_info->quic_config_.set_max_time_before_crypto_handshake(
connect_timeout);
quic_connection_persistent_info->quic_config_.set_max_idle_time_before_crypto_handshake(
connect_timeout);
quic_connection_persistent_info_ = std::move(quic_connection_persistent_info);
#else
ASSERT(false, "running a QUIC integration test without compiling QUIC");
#endif
}
void HttpIntegrationTest::setupHttp1ImplOverrides(Http1ParserImpl http1_implementation) {
switch (http1_implementation) {
case Http1ParserImpl::HttpParser:
config_helper_.addRuntimeOverride("envoy.reloadable_features.http1_use_balsa_parser", "false");
break;
case Http1ParserImpl::BalsaParser:
config_helper_.addRuntimeOverride("envoy.reloadable_features.http1_use_balsa_parser", "true");
break;
}
}
void HttpIntegrationTest::setupHttp2ImplOverrides(Http2Impl http2_implementation) {
switch (http2_implementation) {
case Http2Impl::Nghttp2:
config_helper_.addRuntimeOverride("envoy.reloadable_features.http2_use_oghttp2", "false");
break;
case Http2Impl::Oghttp2:
config_helper_.addRuntimeOverride("envoy.reloadable_features.http2_use_oghttp2", "true");
break;
}
}
void HttpIntegrationTest::setDownstreamProtocol(Http::CodecType downstream_protocol) {
downstream_protocol_ = downstream_protocol;
config_helper_.setClientCodec(typeToCodecType(downstream_protocol_));
}
ConfigHelper::HttpModifierFunction HttpIntegrationTest::setEnableDownstreamTrailersHttp1() {
return [](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) { hcm.mutable_http_protocol_options()->set_enable_trailers(true); };
}
ConfigHelper::ConfigModifierFunction HttpIntegrationTest::setEnableUpstreamTrailersHttp1() {
return [&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
RELEASE_ASSERT(bootstrap.mutable_static_resources()->clusters_size() == 1, "");
if (fake_upstreams_[0]->httpType() == Http::CodecType::HTTP1) {
ConfigHelper::HttpProtocolOptions protocol_options;
protocol_options.mutable_explicit_http_config()
->mutable_http_protocol_options()
->set_enable_trailers(true);
ConfigHelper::setProtocolOptions(*bootstrap.mutable_static_resources()->mutable_clusters(0),
protocol_options);
}
};
}
ConfigHelper::HttpModifierFunction HttpIntegrationTest::configureProxyStatus() {
return [](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
auto* psc = hcm.mutable_proxy_status_config();
psc->set_set_recommended_response_code(false);
};
}
IntegrationStreamDecoderPtr HttpIntegrationTest::sendRequestAndWaitForResponse(
const Http::TestRequestHeaderMapImpl& request_headers, uint32_t request_body_size,
const Http::TestResponseHeaderMapImpl& response_headers, uint32_t response_body_size,
const std::vector<uint64_t>& upstream_indices, std::chrono::milliseconds timeout) {
ASSERT(codec_client_ != nullptr);
// Send the request to Envoy.
IntegrationStreamDecoderPtr response;
if (request_body_size) {
response = codec_client_->makeRequestWithBody(request_headers, request_body_size);
} else {
response = codec_client_->makeHeaderOnlyRequest(request_headers);
}
waitForNextUpstreamRequest(upstream_indices, timeout);
// Send response headers, and end_stream if there is no response body.
upstream_request_->encodeHeaders(response_headers, response_body_size == 0);
// Send any response data, with end_stream true.
if (response_body_size) {
upstream_request_->encodeData(response_body_size, true);
}
// Wait for the response to be read by the codec client.
RELEASE_ASSERT(response->waitForEndStream(timeout),
fmt::format("unexpected timeout after ", timeout.count(), " ms"));
return response;
}
IntegrationStreamDecoderPtr HttpIntegrationTest::sendRequestAndWaitForResponse(
const Http::TestRequestHeaderMapImpl& request_headers, uint32_t request_body_size,
const Http::TestResponseHeaderMapImpl& response_headers, uint32_t response_body_size,
uint64_t upstream_index, std::chrono::milliseconds timeout) {
return sendRequestAndWaitForResponse(request_headers, request_body_size, response_headers,
response_body_size, std::vector<uint64_t>{upstream_index},
timeout);
}
void HttpIntegrationTest::cleanupUpstreamAndDownstream() {
// Close the upstream connection first. If there's an outstanding request,
// closing the client may result in a FIN being sent upstream, and FakeConnectionBase::close
// will interpret that as an unexpected disconnect. The codec client is not
// subject to the same failure mode.
if (fake_upstream_connection_) {
AssertionResult result = fake_upstream_connection_->close();
RELEASE_ASSERT(result, result.message());
result = fake_upstream_connection_->waitForDisconnect();
RELEASE_ASSERT(result, result.message());
fake_upstream_connection_.reset();
}
if (codec_client_) {
codec_client_->close();
}
}
void HttpIntegrationTest::sendRequestAndVerifyResponse(
const Http::TestRequestHeaderMapImpl& request_headers, const int request_size,
const Http::TestResponseHeaderMapImpl& response_headers, const int response_size,
const int backend_idx,
absl::optional<const Http::TestResponseHeaderMapImpl> expected_response_headers) {
codec_client_ = makeHttpConnection(lookupPort("http"));
auto response = sendRequestAndWaitForResponse(request_headers, request_size, response_headers,
response_size, backend_idx);
verifyResponse(std::move(response), "200",
(expected_response_headers.has_value()) ? *expected_response_headers
: response_headers,
std::string(response_size, 'a'));
EXPECT_TRUE(upstream_request_->complete());
EXPECT_EQ(request_size, upstream_request_->bodyLength());
cleanupUpstreamAndDownstream();
}
void HttpIntegrationTest::verifyResponse(IntegrationStreamDecoderPtr response,
const std::string& response_code,
const Http::TestResponseHeaderMapImpl& expected_headers,
const std::string& expected_body) {
EXPECT_TRUE(response->complete());
EXPECT_EQ(response_code, response->headers().getStatusValue());
expected_headers.iterate([response_headers = &response->headers()](
const Http::HeaderEntry& header) -> Http::HeaderMap::Iterate {
const auto entry =
response_headers->get(Http::LowerCaseString{std::string(header.key().getStringView())});
EXPECT_FALSE(entry.empty());
EXPECT_EQ(header.value().getStringView(), entry[0]->value().getStringView());
return Http::HeaderMap::Iterate::Continue;
});
EXPECT_EQ(response->body(), expected_body);
}
absl::optional<uint64_t> HttpIntegrationTest::waitForNextUpstreamConnection(
const std::vector<uint64_t>& upstream_indices,
std::chrono::milliseconds connection_wait_timeout,
FakeHttpConnectionPtr& fake_upstream_connection) {
AssertionResult result = AssertionFailure();
int upstream_index = 0;
Event::TestTimeSystem::RealTimeBound bound(connection_wait_timeout);
// Loop over the upstreams until the call times out or an upstream request is received.
while (!result) {
upstream_index = upstream_index % upstream_indices.size();
result = fake_upstreams_[upstream_indices[upstream_index]]->waitForHttpConnection(
*dispatcher_, fake_upstream_connection, std::chrono::milliseconds(5));
if (result) {
return upstream_index;
} else if (!bound.withinBound()) {
RELEASE_ASSERT(0, "Timed out waiting for new connection.");
break;
}
++upstream_index;
}
RELEASE_ASSERT(result, result.message());
return {};
}
absl::optional<uint64_t>
HttpIntegrationTest::waitForNextUpstreamRequest(const std::vector<uint64_t>& upstream_indices,
std::chrono::milliseconds connection_wait_timeout) {
absl::optional<uint64_t> upstream_with_request;
// If there is no upstream connection, wait for it to be established.
if (!fake_upstream_connection_) {
upstream_with_request = waitForNextUpstreamConnection(upstream_indices, connection_wait_timeout,
fake_upstream_connection_);
}
// Wait for the next stream on the upstream connection.
AssertionResult result =
fake_upstream_connection_->waitForNewStream(*dispatcher_, upstream_request_);
RELEASE_ASSERT(result, result.message());
// Wait for the stream to be completely received.
result = upstream_request_->waitForEndStream(*dispatcher_);
RELEASE_ASSERT(result, result.message());
return upstream_with_request;
}
void HttpIntegrationTest::waitForNextUpstreamRequest(
uint64_t upstream_index, std::chrono::milliseconds connection_wait_timeout) {
waitForNextUpstreamRequest(std::vector<uint64_t>({upstream_index}), connection_wait_timeout);
}
void HttpIntegrationTest::checkSimpleRequestSuccess(uint64_t expected_request_size,
uint64_t expected_response_size,
IntegrationStreamDecoder* response) {
EXPECT_TRUE(upstream_request_->complete());
EXPECT_EQ(expected_request_size, upstream_request_->bodyLength());
ASSERT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ(expected_response_size, response->body().size());
}
void HttpIntegrationTest::testRouterRequestAndResponseWithBody(
uint64_t request_size, uint64_t response_size, bool big_header, bool set_content_length_header,
ConnectionCreationFunction* create_connection, std::chrono::milliseconds timeout) {
#ifdef ENVOY_CONFIG_COVERAGE
// Avoid excessive logging at UDP packet level, which causes log spamming, as well as worse
// contention: https://github.com/envoyproxy/envoy/issues/19595
ENVOY_LOG_MISC(warn, "manually lowering logs to error");
LogLevelSetter save_levels(spdlog::level::err);
#endif
initialize();
codec_client_ = makeHttpConnection(
create_connection ? ((*create_connection)()) : makeClientConnection((lookupPort("http"))));
if (set_content_length_header) {
default_request_headers_.setContentLength(request_size);
default_response_headers_.setContentLength(response_size);
}
if (big_header) {
default_request_headers_.addCopy("big", std::string(4096, 'a'));
}
auto response = sendRequestAndWaitForResponse(
default_request_headers_, request_size, default_response_headers_, response_size, 0, timeout);
checkSimpleRequestSuccess(request_size, response_size, response.get());
}
void HttpIntegrationTest::testGiantRequestAndResponse(uint64_t request_size, uint64_t response_size,
bool set_content_length_header,
std::chrono::milliseconds timeout) {
autonomous_upstream_ = true;
#ifdef ENVOY_CONFIG_COVERAGE
// Avoid excessive logging at UDP packet level, which causes log spamming, as well as worse
// contention: https://github.com/envoyproxy/envoy/issues/19595
ENVOY_LOG_MISC(warn, "manually lowering logs to error");
LogLevelSetter save_levels(spdlog::level::err);
#endif
initialize();
codec_client_ = makeHttpConnection(makeClientConnection(lookupPort("http")));
Http::TestRequestHeaderMapImpl request_headers{
{":method", "GET"},
{":path", "/test/long/url"},
{":authority", "sni.lyft.com"},
{":scheme", "http"},
{AutonomousStream::RESPONSE_SIZE_BYTES, std::to_string(response_size)},
{AutonomousStream::EXPECT_REQUEST_SIZE_BYTES, std::to_string(request_size)},
{AutonomousStream::NO_TRAILERS, "0"}};
auto response_headers =
std::make_unique<Http::TestResponseHeaderMapImpl>(default_response_headers_);
if (set_content_length_header) {
request_headers.setContentLength(request_size);
response_headers->setContentLength(response_size);
}
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())
->setResponseHeaders(std::move(response_headers));
auto response = codec_client_->makeRequestWithBody(request_headers, request_size);
// Wait for the response to be read by the codec client.
RELEASE_ASSERT(response->waitForEndStream(timeout), "unexpected timeout");
ASSERT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ(response_size, response->body().size());
}
void HttpIntegrationTest::testRouterUpstreamProtocolError(const std::string& expected_code,
const std::string& expected_flag) {
useAccessLog("%RESPONSE_CODE% %RESPONSE_FLAGS%");
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(Http::TestRequestHeaderMapImpl{
{":method", "GET"}, {":path", "/test/long/url"}, {":authority", "sni.lyft.com"}});
auto response = std::move(encoder_decoder.second);
FakeRawConnectionPtr fake_upstream_connection;
ASSERT_TRUE(fake_upstreams_[0]->waitForRawConnection(fake_upstream_connection));
std::string data;
ASSERT_TRUE(fake_upstream_connection->waitForData(
FakeRawConnection::waitForInexactMatch("\r\n\r\n"), &data));
ASSERT_TRUE(fake_upstream_connection->write("bad protocol data!"));
ASSERT_TRUE(fake_upstream_connection->waitForDisconnect());
ASSERT_TRUE(codec_client_->waitForDisconnect());
EXPECT_TRUE(response->complete());
EXPECT_EQ(expected_code, response->headers().getStatusValue());
std::string log = waitForAccessLog(access_log_name_);
EXPECT_THAT(log, HasSubstr(expected_code));
EXPECT_THAT(log, HasSubstr(expected_flag));
}
IntegrationStreamDecoderPtr
HttpIntegrationTest::makeHeaderOnlyRequest(ConnectionCreationFunction* create_connection,
int upstream_index, const std::string& path,
const std::string& authority) {
// This is called multiple times per test in ads_integration_test. Only call
// initialize() the first time.
if (!initialized()) {
initialize();
}
codec_client_ = makeHttpConnection(
create_connection ? ((*create_connection)()) : makeClientConnection((lookupPort("http"))));
if (!authority.empty()) {
default_request_headers_.setHost(authority);
}
default_request_headers_.setPath(path);
return sendRequestAndWaitForResponse(default_request_headers_, 0, default_response_headers_, 0,
upstream_index);
}
void HttpIntegrationTest::testRouterHeaderOnlyRequestAndResponse(
ConnectionCreationFunction* create_connection, int upstream_index, const std::string& path,
const std::string& authority) {
auto response = makeHeaderOnlyRequest(create_connection, upstream_index, path, authority);
checkSimpleRequestSuccess(0U, 0U, response.get());
}
// Change the default route to be restrictive, and send a request to an alternate route.
void HttpIntegrationTest::testRouterNotFound() {
config_helper_.setDefaultHostAndRoute("foo.com", "/found");
config_helper_.addConfigModifier(configureProxyStatus());
initialize();
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "GET", "/notfound", "", downstream_protocol_, version_);
ASSERT_TRUE(response->complete());
EXPECT_EQ("404", response->headers().getStatusValue());
EXPECT_EQ(response->headers().getProxyStatusValue(),
"envoy; error=destination_not_found; details=\"route_not_found; NR\"");
}
// Change the default route to be restrictive, and send a POST to an alternate route.
void HttpIntegrationTest::testRouterNotFoundWithBody() {
config_helper_.setDefaultHostAndRoute("foo.com", "/found");
config_helper_.addConfigModifier(configureProxyStatus());
initialize();
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "POST", "/notfound", "foo", downstream_protocol_, version_);
ASSERT_TRUE(response->complete());
EXPECT_EQ("404", response->headers().getStatusValue());
EXPECT_EQ(response->headers().getProxyStatusValue(),
"envoy; error=destination_not_found; details=\"route_not_found; NR\"");
}
// Make sure virtual cluster stats are charged to the appropriate virtual cluster.
void HttpIntegrationTest::testRouterVirtualClusters() {
const std::string matching_header = "x-use-test-vcluster";
config_helper_.addConfigModifier(
[matching_header](
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
auto* route_config = hcm.mutable_route_config();
ASSERT_EQ(1, route_config->virtual_hosts_size());
auto* virtual_host = route_config->mutable_virtual_hosts(0);
{
auto* virtual_cluster = virtual_host->add_virtual_clusters();
virtual_cluster->set_name("test_vcluster");
auto* headers = virtual_cluster->add_headers();
headers->set_name(matching_header);
headers->set_present_match(true);
}
});
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
Http::TestRequestHeaderMapImpl request_headers{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "sni.lyft.com"},
{matching_header, "true"}};
auto response = sendRequestAndWaitForResponse(request_headers, 0, default_response_headers_, 0);
checkSimpleRequestSuccess(0, 0, response.get());
test_server_->waitForCounterEq("vhost.integration.vcluster.test_vcluster.upstream_rq_total", 1);
test_server_->waitForCounterEq("vhost.integration.vcluster.other.upstream_rq_total", 0);
auto response2 =
sendRequestAndWaitForResponse(default_request_headers_, 0, default_response_headers_, 0);
checkSimpleRequestSuccess(0, 0, response2.get());
test_server_->waitForCounterEq("vhost.integration.vcluster.test_vcluster.upstream_rq_total", 1);
test_server_->waitForCounterEq("vhost.integration.vcluster.other.upstream_rq_total", 1);
}
// Make sure route level stats are generated correctly.
void HttpIntegrationTest::testRouteStats() {
config_helper_.addConfigModifier(
[](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
auto* route_config = hcm.mutable_route_config();
ASSERT_EQ(1, route_config->virtual_hosts_size());
auto* virtual_host = route_config->mutable_virtual_hosts(0);
auto* route = virtual_host->mutable_routes(0);
route->set_stat_prefix("test_route");
});
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
Http::TestRequestHeaderMapImpl request_headers{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "sni.lyft.com"}};
auto response = sendRequestAndWaitForResponse(request_headers, 0, default_response_headers_, 0);
checkSimpleRequestSuccess(0, 0, response.get());
test_server_->waitForCounterEq("vhost.integration.route.test_route.upstream_rq_total", 1);
test_server_->waitForCounterEq("vhost.integration.route.test_route.upstream_rq_completed", 1);
}
void HttpIntegrationTest::testRouterUpstreamDisconnectBeforeRequestComplete() {
config_helper_.addConfigModifier(configureProxyStatus());
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
auto response = std::move(encoder_decoder.second);
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection_));
ASSERT_TRUE(fake_upstream_connection_->waitForNewStream(*dispatcher_, upstream_request_));
ASSERT_TRUE(upstream_request_->waitForHeadersComplete());
ASSERT_TRUE(fake_upstream_connection_->close());
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
ASSERT_TRUE(response->waitForEndStream());
if (downstream_protocol_ == Http::CodecType::HTTP1) {
ASSERT_TRUE(codec_client_->waitForDisconnect());
} else {
codec_client_->close();
}
EXPECT_FALSE(upstream_request_->complete());
EXPECT_EQ(0U, upstream_request_->bodyLength());
EXPECT_TRUE(response->complete());
EXPECT_EQ("503", response->headers().getStatusValue());
if (upstreamProtocol() == Http::CodecType::HTTP3) {
EXPECT_EQ(response->headers().getProxyStatusValue(),
"envoy; error=connection_terminated; "
"details=\"upstream_reset_before_response_started{connection_termination|QUIC_NO_"
"ERROR|FROM_PEER|Closed_by_application}; UC\"");
} else {
EXPECT_EQ(response->headers().getProxyStatusValue(),
"envoy; error=connection_terminated; "
"details=\"upstream_reset_before_response_started{connection_termination}; UC\"");
}
}
void HttpIntegrationTest::testRouterUpstreamDisconnectBeforeResponseComplete(
ConnectionCreationFunction* create_connection) {
initialize();
codec_client_ = makeHttpConnection(
create_connection ? ((*create_connection)()) : makeClientConnection((lookupPort("http"))));
auto response = codec_client_->makeHeaderOnlyRequest(default_request_headers_);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, false);
response->waitForHeaders();
ASSERT_TRUE(fake_upstream_connection_->close());
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
if (downstream_protocol_ == Http::CodecType::HTTP1) {
ASSERT_TRUE(codec_client_->waitForDisconnect());
} else {
ASSERT_TRUE(response->waitForReset());
codec_client_->close();
}
EXPECT_TRUE(upstream_request_->complete());
EXPECT_EQ(0U, upstream_request_->bodyLength());
EXPECT_FALSE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ(0U, response->body().size());
}
void HttpIntegrationTest::testRouterDownstreamDisconnectBeforeRequestComplete(
ConnectionCreationFunction* create_connection) {
initialize();
codec_client_ = makeHttpConnection(
create_connection ? ((*create_connection)()) : makeClientConnection((lookupPort("http"))));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
auto response = std::move(encoder_decoder.second);
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection_));
ASSERT_TRUE(fake_upstream_connection_->waitForNewStream(*dispatcher_, upstream_request_));
ASSERT_TRUE(upstream_request_->waitForHeadersComplete());
codec_client_->close();
if (upstreamProtocol() == Http::CodecType::HTTP1) {
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
} else {
ASSERT_TRUE(upstream_request_->waitForReset());
ASSERT_TRUE(fake_upstream_connection_->close());
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
}
EXPECT_FALSE(upstream_request_->complete());
EXPECT_EQ(0U, upstream_request_->bodyLength());
EXPECT_FALSE(response->complete());
}
void HttpIntegrationTest::testRouterDownstreamDisconnectBeforeResponseComplete(
ConnectionCreationFunction* create_connection) {
#if defined(__APPLE__) || defined(WIN32)
// Skip this test on OS/X + Windows: we can't detect the early close, and we
// won't clean up the upstream connection until it times out. See #4294.
if (downstream_protocol_ == Http::CodecType::HTTP1) {
return;
}
#endif
initialize();
codec_client_ = makeHttpConnection(
create_connection ? ((*create_connection)()) : makeClientConnection((lookupPort("http"))));
auto response = codec_client_->makeHeaderOnlyRequest(default_request_headers_);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(512, false);
response->waitForBodyData(512);
codec_client_->close();
if (upstreamProtocol() == Http::CodecType::HTTP1) {
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
} else {
ASSERT_TRUE(upstream_request_->waitForReset());
ASSERT_TRUE(fake_upstream_connection_->close());
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
}
EXPECT_TRUE(upstream_request_->complete());
EXPECT_EQ(0U, upstream_request_->bodyLength());
EXPECT_FALSE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ(512U, response->body().size());
}
void HttpIntegrationTest::testRouterUpstreamResponseBeforeRequestComplete(uint32_t status_code) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
auto response = std::move(encoder_decoder.second);
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection_));
ASSERT_TRUE(fake_upstream_connection_->waitForNewStream(*dispatcher_, upstream_request_));
ASSERT_TRUE(upstream_request_->waitForHeadersComplete());
if (status_code != 0) {
default_response_headers_.setStatus(status_code);
}
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(512, true);
ASSERT_TRUE(response->waitForEndStream());
if (upstreamProtocol() == Http::CodecType::HTTP1) {
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
} else {
ASSERT_TRUE(upstream_request_->waitForReset());
ASSERT_TRUE(fake_upstream_connection_->close());
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
}
if (downstream_protocol_ == Http::CodecType::HTTP1) {
ASSERT_TRUE(codec_client_->waitForDisconnect());
} else {
codec_client_->close();
}
EXPECT_FALSE(upstream_request_->complete());
EXPECT_EQ(0U, upstream_request_->bodyLength());
EXPECT_TRUE(response->complete());
EXPECT_EQ(status_code != 0 ? absl::StrCat(status_code) : "200",
response->headers().getStatusValue());
EXPECT_EQ(512U, response->body().size());
}
void HttpIntegrationTest::testRouterRetryOnResetBeforeRequestAfterHeaders() {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
Http::TestRequestHeaderMapImpl headers = {{":method", "POST"},
{":path", "/test/long/url"},