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integration_test.cc
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#include "test/integration/integration_test.h"
#include <string>
#include "envoy/config/bootstrap/v3/bootstrap.pb.h"
#include "envoy/config/filter/http/grpc_http1_bridge/v2/config.pb.h"
#include "envoy/config/route/v3/route_components.pb.h"
#include "envoy/extensions/filters/network/http_connection_manager/v3/http_connection_manager.pb.h"
#include "common/http/header_map_impl.h"
#include "common/http/headers.h"
#include "common/network/socket_option_impl.h"
#include "common/network/utility.h"
#include "common/protobuf/utility.h"
#include "test/integration/autonomous_upstream.h"
#include "test/integration/filters/process_context_filter.h"
#include "test/integration/utility.h"
#include "test/mocks/http/mocks.h"
#include "test/test_common/network_utility.h"
#include "test/test_common/printers.h"
#include "test/test_common/utility.h"
#include "gtest/gtest.h"
using Envoy::Http::Headers;
using Envoy::Http::HeaderValueOf;
using Envoy::Http::HttpStatusIs;
using testing::EndsWith;
using testing::HasSubstr;
using testing::Not;
using testing::StartsWith;
namespace Envoy {
namespace {
std::string normalizeDate(const std::string& s) {
const std::regex date_regex("date:[^\r]+");
return std::regex_replace(s, date_regex, "date: Mon, 01 Jan 2017 00:00:00 GMT");
}
void setDisallowAbsoluteUrl(
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager& hcm) {
hcm.mutable_http_protocol_options()->mutable_allow_absolute_url()->set_value(false);
};
void setAllowHttp10WithDefaultHost(
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager& hcm) {
hcm.mutable_http_protocol_options()->set_accept_http_10(true);
hcm.mutable_http_protocol_options()->set_default_host_for_http_10("default.com");
}
} // namespace
INSTANTIATE_TEST_SUITE_P(IpVersions, IntegrationTest,
testing::ValuesIn(TestEnvironment::getIpVersionsForTest()),
TestUtility::ipTestParamsToString);
// Verify that we gracefully handle an invalid pre-bind socket option when using reuse port.
TEST_P(IntegrationTest, BadPrebindSocketOptionWithReusePort) {
// Reserve a port that we can then use on the integration listener with reuse port.
auto addr_socket =
Network::Test::bindFreeLoopbackPort(version_, Network::Socket::Type::Stream, true);
// Do not wait for listeners to start as the listener will fail.
defer_listener_finalization_ = true;
config_helper_.addConfigModifier([&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) -> void {
auto* listener = bootstrap.mutable_static_resources()->mutable_listeners(0);
listener->set_reuse_port(true);
listener->mutable_address()->mutable_socket_address()->set_port_value(
addr_socket.second->addressProvider().localAddress()->ip()->port());
auto socket_option = listener->add_socket_options();
socket_option->set_state(envoy::config::core::v3::SocketOption::STATE_PREBIND);
socket_option->set_level(10000); // Invalid level.
socket_option->set_int_value(10000); // Invalid value.
});
initialize();
test_server_->waitForCounterGe("listener_manager.listener_create_failure", 1);
}
// Verify that we gracefully handle an invalid post-bind socket option when using reuse port.
TEST_P(IntegrationTest, BadPostbindSocketOptionWithReusePort) {
// Reserve a port that we can then use on the integration listener with reuse port.
auto addr_socket =
Network::Test::bindFreeLoopbackPort(version_, Network::Socket::Type::Stream, true);
// Do not wait for listeners to start as the listener will fail.
defer_listener_finalization_ = true;
config_helper_.addConfigModifier([&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) -> void {
auto* listener = bootstrap.mutable_static_resources()->mutable_listeners(0);
listener->set_reuse_port(true);
listener->mutable_address()->mutable_socket_address()->set_port_value(
addr_socket.second->addressProvider().localAddress()->ip()->port());
auto socket_option = listener->add_socket_options();
socket_option->set_state(envoy::config::core::v3::SocketOption::STATE_BOUND);
socket_option->set_level(10000); // Invalid level.
socket_option->set_int_value(10000); // Invalid value.
});
initialize();
test_server_->waitForCounterGe("listener_manager.listener_create_failure", 1);
}
// Make sure we have correctly specified per-worker performance stats.
TEST_P(IntegrationTest, PerWorkerStatsAndBalancing) {
concurrency_ = 2;
config_helper_.addConfigModifier([&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) -> void {
auto* listener = bootstrap.mutable_static_resources()->mutable_listeners(0);
listener->mutable_connection_balance_config()->mutable_exact_balance();
});
initialize();
// Per-worker listener stats.
auto check_listener_stats = [this](uint64_t cx_active, uint64_t cx_total) {
if (GetParam() == Network::Address::IpVersion::v4) {
test_server_->waitForGaugeEq("listener.127.0.0.1_0.worker_0.downstream_cx_active", cx_active);
test_server_->waitForGaugeEq("listener.127.0.0.1_0.worker_1.downstream_cx_active", cx_active);
test_server_->waitForCounterEq("listener.127.0.0.1_0.worker_0.downstream_cx_total", cx_total);
test_server_->waitForCounterEq("listener.127.0.0.1_0.worker_1.downstream_cx_total", cx_total);
} else {
test_server_->waitForGaugeEq("listener.[__1]_0.worker_0.downstream_cx_active", cx_active);
test_server_->waitForGaugeEq("listener.[__1]_0.worker_1.downstream_cx_active", cx_active);
test_server_->waitForCounterEq("listener.[__1]_0.worker_0.downstream_cx_total", cx_total);
test_server_->waitForCounterEq("listener.[__1]_0.worker_1.downstream_cx_total", cx_total);
}
};
check_listener_stats(0, 0);
// Main thread admin listener stats.
test_server_->waitForCounterExists("listener.admin.main_thread.downstream_cx_total");
// Per-thread watchdog stats.
test_server_->waitForCounterExists("server.main_thread.watchdog_miss");
test_server_->waitForCounterExists("server.worker_0.watchdog_miss");
test_server_->waitForCounterExists("server.worker_1.watchdog_miss");
codec_client_ = makeHttpConnection(lookupPort("http"));
IntegrationCodecClientPtr codec_client2 = makeHttpConnection(lookupPort("http"));
check_listener_stats(1, 1);
codec_client_->close();
codec_client2->close();
check_listener_stats(0, 1);
}
TEST_P(IntegrationTest, RouterDirectResponseWithBody) {
const std::string body = "Response body";
const std::string file_path = TestEnvironment::writeStringToFileForTest("test_envoy", body);
static const std::string domain("direct.example.com");
static const std::string prefix("/");
static const Http::Code status(Http::Code::OK);
config_helper_.addConfigModifier(
[&](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) -> void {
auto* route_config = hcm.mutable_route_config();
auto* header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("x-additional-header");
header_value_option->mutable_header()->set_value("example-value");
header_value_option->mutable_append()->set_value(false);
header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("content-type");
header_value_option->mutable_header()->set_value("text/html");
header_value_option->mutable_append()->set_value(false);
// Add a wrong content-length.
header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("content-length");
header_value_option->mutable_header()->set_value("2000");
header_value_option->mutable_append()->set_value(false);
auto* virtual_host = route_config->add_virtual_hosts();
virtual_host->set_name(domain);
virtual_host->add_domains(domain);
virtual_host->add_routes()->mutable_match()->set_prefix(prefix);
virtual_host->mutable_routes(0)->mutable_direct_response()->set_status(
static_cast<uint32_t>(status));
virtual_host->mutable_routes(0)->mutable_direct_response()->mutable_body()->set_filename(
file_path);
});
initialize();
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "GET", "/", "", downstream_protocol_, version_, "direct.example.com");
ASSERT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ("example-value", response->headers()
.get(Envoy::Http::LowerCaseString("x-additional-header"))[0]
->value()
.getStringView());
EXPECT_EQ("text/html", response->headers().getContentTypeValue());
// Verify content-length is correct.
EXPECT_EQ(fmt::format("{}", body.size()), response->headers().getContentLengthValue());
EXPECT_EQ(body, response->body());
}
TEST_P(IntegrationTest, RouterDirectResponseEmptyBody) {
useAccessLog("%ROUTE_NAME%");
static const std::string domain("direct.example.com");
static const std::string prefix("/");
static const Http::Code status(Http::Code::OK);
static const std::string route_name("direct_response_route");
config_helper_.addConfigModifier(
[&](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) -> void {
auto* route_config = hcm.mutable_route_config();
auto* header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("x-additional-header");
header_value_option->mutable_header()->set_value("example-value");
header_value_option->mutable_append()->set_value(false);
header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("content-type");
header_value_option->mutable_header()->set_value("text/html");
header_value_option->mutable_append()->set_value(false);
// Add a wrong content-length.
header_value_option = route_config->mutable_response_headers_to_add()->Add();
header_value_option->mutable_header()->set_key("content-length");
header_value_option->mutable_header()->set_value("2000");
header_value_option->mutable_append()->set_value(false);
auto* virtual_host = route_config->add_virtual_hosts();
virtual_host->set_name(domain);
virtual_host->add_domains(domain);
virtual_host->add_routes()->mutable_match()->set_prefix(prefix);
virtual_host->mutable_routes(0)->mutable_direct_response()->set_status(
static_cast<uint32_t>(status));
virtual_host->mutable_routes(0)->set_name(route_name);
});
initialize();
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "GET", "/", "", downstream_protocol_, version_, "direct.example.com");
ASSERT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
EXPECT_EQ("example-value", response->headers()
.get(Envoy::Http::LowerCaseString("x-additional-header"))[0]
->value()
.getStringView());
// Content-type header is removed.
EXPECT_EQ(nullptr, response->headers().ContentType());
// Content-length header is correct.
EXPECT_EQ("0", response->headers().getContentLengthValue());
std::string log = waitForAccessLog(access_log_name_);
EXPECT_THAT(log, HasSubstr(route_name));
}
TEST_P(IntegrationTest, ConnectionClose) {
config_helper_.addFilter(ConfigHelper::defaultHealthCheckFilter());
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto response =
codec_client_->makeHeaderOnlyRequest(Http::TestRequestHeaderMapImpl{{":method", "GET"},
{":path", "/healthcheck"},
{":authority", "host"},
{"connection", "close"}});
response->waitForEndStream();
ASSERT_TRUE(codec_client_->waitForDisconnect());
EXPECT_TRUE(response->complete());
EXPECT_THAT(response->headers(), HttpStatusIs("200"));
}
TEST_P(IntegrationTest, RouterRequestAndResponseWithBodyNoBuffer) {
testRouterRequestAndResponseWithBody(1024, 512, false, false);
}
TEST_P(IntegrationTest, RouterRequestAndResponseWithGiantBodyNoBuffer) {
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, false);
}
TEST_P(IntegrationTest, FlowControlOnAndGiantBody) {
config_helper_.setBufferLimits(1024, 1024);
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, false);
}
TEST_P(IntegrationTest, LargeFlowControlOnAndGiantBody) {
config_helper_.setBufferLimits(128 * 1024, 128 * 1024);
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, false);
}
TEST_P(IntegrationTest, RouterRequestAndResponseWithBodyAndContentLengthNoBuffer) {
testRouterRequestAndResponseWithBody(1024, 512, false, true);
}
TEST_P(IntegrationTest, RouterRequestAndResponseWithGiantBodyAndContentLengthNoBuffer) {
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, true);
}
TEST_P(IntegrationTest, FlowControlOnAndGiantBodyWithContentLength) {
config_helper_.setBufferLimits(1024, 1024);
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, true);
}
TEST_P(IntegrationTest, LargeFlowControlOnAndGiantBodyWithContentLength) {
config_helper_.setBufferLimits(128 * 1024, 128 * 1024);
testRouterRequestAndResponseWithBody(10 * 1024 * 1024, 10 * 1024 * 1024, false, true);
}
TEST_P(IntegrationTest, RouterRequestAndResponseLargeHeaderNoBuffer) {
testRouterRequestAndResponseWithBody(1024, 512, true);
}
TEST_P(IntegrationTest, RouterHeaderOnlyRequestAndResponseNoBuffer) {
testRouterHeaderOnlyRequestAndResponse();
}
TEST_P(IntegrationTest, RouterUpstreamDisconnectBeforeRequestcomplete) {
testRouterUpstreamDisconnectBeforeRequestComplete();
}
TEST_P(IntegrationTest, RouterUpstreamDisconnectBeforeResponseComplete) {
testRouterUpstreamDisconnectBeforeResponseComplete();
}
// Regression test for https://github.com/envoyproxy/envoy/issues/9508
TEST_P(IntegrationTest, ResponseFramedByConnectionCloseWithReadLimits) {
// Set a small buffer limit on the downstream in order to trigger a call to trigger readDisable on
// the upstream when proxying the response. Upstream limit needs to be larger so that
// RawBufferSocket::doRead reads the response body and detects the upstream close in the same call
// stack.
config_helper_.setBufferLimits(100000, 1);
initialize();
codec_client_ = makeHttpConnection(makeClientConnection((lookupPort("http"))));
auto response = codec_client_->makeHeaderOnlyRequest(default_request_headers_);
waitForNextUpstreamRequest();
// Disable chunk encoding to trigger framing by connection close.
upstream_request_->http1StreamEncoderOptions().value().get().disableChunkEncoding();
upstream_request_->encodeHeaders(Http::TestResponseHeaderMapImpl{{":status", "200"}}, false);
upstream_request_->encodeData(512, true);
ASSERT_TRUE(fake_upstream_connection_->close());
response->waitForEndStream();
EXPECT_TRUE(response->complete());
EXPECT_THAT(response->headers(), HttpStatusIs("200"));
EXPECT_EQ(512, response->body().size());
}
TEST_P(IntegrationTest, RouterDownstreamDisconnectBeforeRequestComplete) {
testRouterDownstreamDisconnectBeforeRequestComplete();
}
TEST_P(IntegrationTest, RouterDownstreamDisconnectBeforeResponseComplete) {
testRouterDownstreamDisconnectBeforeResponseComplete();
}
TEST_P(IntegrationTest, RouterUpstreamResponseBeforeRequestComplete) {
testRouterUpstreamResponseBeforeRequestComplete();
}
TEST_P(IntegrationTest, EnvoyProxyingEarly100ContinueWithEncoderFilter) {
testEnvoyProxying1xx(true, true);
}
TEST_P(IntegrationTest, EnvoyProxyingLate100ContinueWithEncoderFilter) {
testEnvoyProxying1xx(false, true);
}
// Regression test for https://github.com/envoyproxy/envoy/issues/10923.
TEST_P(IntegrationTest, EnvoyProxying100ContinueWithDecodeDataPause) {
config_helper_.addFilter(R"EOF(
name: stop-iteration-and-continue-filter
typed_config:
"@type": type.googleapis.com/google.protobuf.Empty
)EOF");
testEnvoyProxying1xx(true);
}
// Verifies that we can construct a match tree with a filter, and that we are able to skip
// filter invocation through the match tree.
TEST_P(IntegrationTest, MatchingHttpFilterConstruction) {
config_helper_.addFilter(R"EOF(
name: matcher
typed_config:
"@type": type.googleapis.com/envoy.extensions.common.matching.v3.ExtensionWithMatcher
extension_config:
name: set-response-code
typed_config:
"@type": type.googleapis.com/test.integration.filters.SetResponseCodeFilterConfig
code: 403
matcher:
matcher_tree:
input:
name: request-headers
typed_config:
"@type": type.googleapis.com/envoy.type.matcher.v3.HttpRequestHeaderMatchInput
header_name: match-header
exact_match_map:
map:
match:
action:
name: skip
typed_config:
"@type": type.googleapis.com/envoy.extensions.filters.common.matcher.action.v3.SkipFilter
)EOF");
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
{
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 1024);
response->waitForEndStream();
EXPECT_THAT(response->headers(), HttpStatusIs("403"));
}
codec_client_ = makeHttpConnection(lookupPort("http"));
Http::TestRequestHeaderMapImpl request_headers{
{":method", "POST"}, {":path", "/test/long/url"}, {":scheme", "http"},
{":authority", "host"}, {"match-header", "match"}, {"content-type", "application/grpc"}};
auto response = codec_client_->makeRequestWithBody(request_headers, 1024);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
EXPECT_THAT(response->headers(), HttpStatusIs("200"));
codec_client_->close();
}
// This is a regression for https://github.com/envoyproxy/envoy/issues/2715 and validates that a
// pending request is not sent on a connection that has been half-closed.
TEST_P(IntegrationTest, UpstreamDisconnectWithTwoRequests) {
config_helper_.addConfigModifier([](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
auto* static_resources = bootstrap.mutable_static_resources();
auto* cluster = static_resources->mutable_clusters(0);
// Ensure we only have one connection upstream, one request active at a time.
cluster->mutable_max_requests_per_connection()->set_value(1);
auto* circuit_breakers = cluster->mutable_circuit_breakers();
circuit_breakers->add_thresholds()->mutable_max_connections()->set_value(1);
});
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Request 1.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 1024);
waitForNextUpstreamRequest();
// Request 2.
IntegrationCodecClientPtr codec_client2 = makeHttpConnection(lookupPort("http"));
auto response2 = codec_client2->makeRequestWithBody(default_request_headers_, 512);
// Validate one request active, the other pending.
test_server_->waitForGaugeEq("cluster.cluster_0.upstream_rq_active", 1);
test_server_->waitForGaugeEq("cluster.cluster_0.upstream_rq_pending_active", 1);
// Response 1.
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(512, true);
ASSERT_TRUE(fake_upstream_connection_->close());
response->waitForEndStream();
EXPECT_TRUE(upstream_request_->complete());
EXPECT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().getStatusValue());
test_server_->waitForCounterGe("cluster.cluster_0.upstream_cx_total", 1);
test_server_->waitForCounterGe("cluster.cluster_0.upstream_rq_200", 1);
// Response 2.
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
fake_upstream_connection_.reset();
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(1024, true);
response2->waitForEndStream();
codec_client2->close();
EXPECT_TRUE(upstream_request_->complete());
EXPECT_TRUE(response2->complete());
EXPECT_EQ("200", response2->headers().getStatusValue());
test_server_->waitForCounterGe("cluster.cluster_0.upstream_cx_total", 2);
test_server_->waitForCounterGe("cluster.cluster_0.upstream_rq_200", 2);
}
const ::envoy::config::filter::http::grpc_http1_bridge::v2::Config _grpc_http1_bridge_dummy;
// Test hitting the bridge filter with too many response bytes to buffer. Given
// the headers are not proxied, the connection manager will send a local error reply.
TEST_P(IntegrationTest, HittingGrpcFilterLimitBufferingHeaders) {
config_helper_.addFilter(
"{ name: grpc_http1_bridge, typed_config: { \"@type\": "
"type.googleapis.com/envoy.config.filter.http.grpc_http1_bridge.v2.Config } }");
config_helper_.setBufferLimits(1024, 1024);
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto response = codec_client_->makeHeaderOnlyRequest(
Http::TestRequestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"},
{"content-type", "application/grpc"},
{"x-envoy-retry-grpc-on", "cancelled"}});
waitForNextUpstreamRequest();
// Send the overly large response. Because the grpc_http1_bridge filter buffers and buffer
// limits are exceeded, this will be translated into an unknown gRPC error.
upstream_request_->encodeHeaders(Http::TestResponseHeaderMapImpl{{":status", "200"}}, false);
upstream_request_->encodeData(1024 * 65, false);
ASSERT_TRUE(fake_upstream_connection_->waitForDisconnect());
response->waitForEndStream();
EXPECT_TRUE(response->complete());
EXPECT_THAT(response->headers(), HttpStatusIs("200"));
EXPECT_THAT(response->headers(),
HeaderValueOf(Headers::get().GrpcStatus, "2")); // Unknown gRPC error
}
TEST_P(IntegrationTest, TestSmuggling) {
initialize();
// Make sure the http parser rejects having content-length and transfer-encoding: chunked
// on the same request, regardless of order and spacing.
{
std::string response;
const std::string full_request = "GET / HTTP/1.1\r\n"
"Host: host\r\ncontent-length: 0\r\n"
"transfer-encoding: chunked\r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), full_request.c_str(), &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
// Check with a non-zero content length as well.
{
std::string response;
const std::string full_request = "GET / HTTP/1.1\r\n"
"Host: host\r\ncontent-length: 36\r\n"
"transfer-encoding: chunked\r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), full_request.c_str(), &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
// Make sure transfer encoding is still treated as such with leading whitespace.
{
std::string response;
const std::string full_request = "GET / HTTP/1.1\r\n"
"Host: host\r\ncontent-length: 0\r\n"
"\ttransfer-encoding: chunked\r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), full_request.c_str(), &response, false);
EXPECT_THAT(response, HasSubstr("HTTP/1.1 400 Bad Request\r\n"));
}
{
std::string response;
const std::string request = "GET / HTTP/1.1\r\nHost: host\r\ntransfer-encoding: chunked "
"\r\ncontent-length: 36\r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), request.c_str(), &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
{
std::string response;
const std::string request = "GET / HTTP/1.1\r\nHost: host\r\ntransfer-encoding: "
"identity,chunked \r\ncontent-length: 36\r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), request.c_str(), &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
{
// Verify that sending `Transfer-Encoding: chunked` as a second header is detected and triggers
// the "no Transfer-Encoding + Content-Length" check.
std::string response;
const std::string request =
"GET / HTTP/1.1\r\nHost: host\r\ntransfer-encoding: "
"identity\r\ncontent-length: 36\r\ntransfer-encoding: chunked \r\n\r\n";
sendRawHttpAndWaitForResponse(lookupPort("http"), request.c_str(), &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
}
TEST_P(IntegrationTest, TestPipelinedResponses) {
initialize();
auto tcp_client = makeTcpConnection(lookupPort("http"));
ASSERT_TRUE(tcp_client->write(
"POST /test/long/url HTTP/1.1\r\nHost: host\r\ntransfer-encoding: chunked\r\n\r\n"));
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_THAT(data, StartsWith("POST"));
ASSERT_TRUE(fake_upstream_connection->write(
"HTTP/1.1 200 OK\r\ntransfer-encoding: chunked\r\n\r\n0\r\n\r\n"
"HTTP/1.1 200 OK\r\ntransfer-encoding: chunked\r\n\r\n0\r\n\r\n"
"HTTP/1.1 200 OK\r\ntransfer-encoding: chunked\r\n\r\n0\r\n\r\n"));
tcp_client->waitForData("0\r\n\r\n", false);
std::string response = tcp_client->data();
EXPECT_THAT(response, StartsWith("HTTP/1.1 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("transfer-encoding: chunked\r\n"));
EXPECT_THAT(response, EndsWith("0\r\n\r\n"));
ASSERT_TRUE(fake_upstream_connection->close());
ASSERT_TRUE(fake_upstream_connection->waitForDisconnect());
tcp_client->close();
EXPECT_EQ(test_server_->counter("cluster.cluster_0.upstream_cx_protocol_error")->value(), 1);
}
TEST_P(IntegrationTest, TestServerAllowChunkedLength) {
config_helper_.addConfigModifier(
[&](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) -> void {
hcm.mutable_http_protocol_options()->set_allow_chunked_length(true);
});
initialize();
auto tcp_client = makeTcpConnection(lookupPort("http"));
ASSERT_TRUE(tcp_client->write("POST / HTTP/1.1\r\n"
"Host: host\r\n"
"Content-length: 100\r\n"
"Transfer-Encoding: chunked\r\n\r\n"
"4\r\nbody\r\n"
"0\r\n\r\n"));
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_THAT(data, StartsWith("POST / HTTP/1.1"));
ASSERT_THAT(data, HasSubstr("transfer-encoding: chunked"));
// verify no 'content-length' header
ASSERT_THAT(data, Not(HasSubstr("ontent-length")));
ASSERT_TRUE(
fake_upstream_connection->write("HTTP/1.1 200 OK\r\nTransfer-encoding: chunked\r\n\r\n"));
ASSERT_TRUE(fake_upstream_connection->close());
ASSERT_TRUE(fake_upstream_connection->waitForDisconnect());
tcp_client->close();
}
TEST_P(IntegrationTest, TestClientAllowChunkedLength) {
config_helper_.addConfigModifier([&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) -> void {
RELEASE_ASSERT(bootstrap.mutable_static_resources()->clusters_size() == 1, "");
if (fake_upstreams_[0]->httpType() == FakeHttpConnection::Type::HTTP1) {
ConfigHelper::HttpProtocolOptions protocol_options;
protocol_options.mutable_explicit_http_config()
->mutable_http_protocol_options()
->set_allow_chunked_length(true);
ConfigHelper::setProtocolOptions(*bootstrap.mutable_static_resources()->mutable_clusters(0),
protocol_options);
}
});
initialize();
auto tcp_client = makeTcpConnection(lookupPort("http"));
ASSERT_TRUE(tcp_client->write("GET / HTTP/1.1\r\nHost: host\r\n\r\n"));
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("HTTP/1.1 200 OK\r\n"
"Transfer-encoding: chunked\r\n"
"Content-Length: 100\r\n\r\n"
"4\r\nbody\r\n"
"0\r\n\r\n"));
tcp_client->waitForData("\r\n\r\n", false);
std::string response = tcp_client->data();
EXPECT_THAT(response, StartsWith("HTTP/1.1 200 OK\r\n"));
EXPECT_THAT(response, Not(HasSubstr("content-length")));
EXPECT_THAT(response, HasSubstr("transfer-encoding: chunked\r\n"));
EXPECT_THAT(response, EndsWith("\r\n\r\n"));
ASSERT_TRUE(fake_upstream_connection->close());
ASSERT_TRUE(fake_upstream_connection->waitForDisconnect());
tcp_client->close();
}
TEST_P(IntegrationTest, BadFirstline) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "hello", &response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
TEST_P(IntegrationTest, MissingDelimiter) {
useAccessLog("%RESPONSE_FLAGS% %RESPONSE_CODE_DETAILS%");
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"GET / HTTP/1.1\r\nHost: host\r\nfoo bar\r\n\r\n", &response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
std::string log = waitForAccessLog(access_log_name_);
EXPECT_THAT(log, HasSubstr("http1.codec_error"));
EXPECT_THAT(log, HasSubstr("DPE"));
EXPECT_THAT(log, Not(HasSubstr("DC")));
}
TEST_P(IntegrationTest, InvalidCharacterInFirstline) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GE(T / HTTP/1.1\r\nHost: host\r\n\r\n",
&response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
TEST_P(IntegrationTest, InvalidVersion) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET / HTTP/1.01\r\nHost: host\r\n\r\n",
&response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
// Expect that malformed trailers to break the connection
TEST_P(IntegrationTest, BadTrailer) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"POST / HTTP/1.1\r\n"
"Host: host\r\n"
"Transfer-Encoding: chunked\r\n\r\n"
"4\r\n"
"body\r\n0\r\n"
"badtrailer\r\n\r\n",
&response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
// Expect malformed headers to break the connection
TEST_P(IntegrationTest, BadHeader) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"POST / HTTP/1.1\r\n"
"Host: host\r\n"
"badHeader\r\n"
"Transfer-Encoding: chunked\r\n\r\n"
"4\r\n"
"body\r\n0\r\n\r\n",
&response);
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
}
TEST_P(IntegrationTest, Http10Disabled) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET / HTTP/1.0\r\n\r\n", &response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.1 426 Upgrade Required\r\n"));
}
TEST_P(IntegrationTest, Http10DisabledWithUpgrade) {
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET / HTTP/1.0\r\nUpgrade: h2c\r\n\r\n",
&response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.1 426 Upgrade Required\r\n"));
}
// Turn HTTP/1.0 support on and verify 09 style requests work.
TEST_P(IntegrationTest, Http09Enabled) {
useAccessLog();
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET /\r\n\r\n", &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("connection: close"));
EXPECT_THAT(response, Not(HasSubstr("transfer-encoding: chunked\r\n")));
std::unique_ptr<Http::TestRequestHeaderMapImpl> upstream_headers =
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())->lastRequestHeaders();
ASSERT_TRUE(upstream_headers != nullptr);
EXPECT_EQ(upstream_headers->Host()->value(), "default.com");
EXPECT_THAT(waitForAccessLog(access_log_name_), HasSubstr("HTTP/1.0"));
}
TEST_P(IntegrationTest, Http09WithKeepalive) {
useAccessLog();
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())
->setResponseHeaders(std::make_unique<Http::TestResponseHeaderMapImpl>(
Http::TestResponseHeaderMapImpl({{":status", "200"}, {"content-length", "0"}})));
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET /\r\nConnection: keep-alive\r\n\r\n",
&response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("connection: keep-alive\r\n"));
}
// Turn HTTP/1.0 support on and verify the request is proxied and the default host is sent upstream.
TEST_P(IntegrationTest, Http10Enabled) {
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"), "GET / HTTP/1.0\r\n\r\n", &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("connection: close"));
EXPECT_THAT(response, Not(HasSubstr("transfer-encoding: chunked\r\n")));
std::unique_ptr<Http::TestRequestHeaderMapImpl> upstream_headers =
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())->lastRequestHeaders();
ASSERT_TRUE(upstream_headers != nullptr);
EXPECT_EQ(upstream_headers->Host()->value(), "default.com");
sendRawHttpAndWaitForResponse(lookupPort("http"), "HEAD / HTTP/1.0\r\n\r\n", &response, false);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("connection: close"));
EXPECT_THAT(response, Not(HasSubstr("transfer-encoding: chunked\r\n")));
}
TEST_P(IntegrationTest, TestInlineHeaders) {
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"GET / HTTP/1.1\r\n"
"Host: foo.com\r\n"
"Foo: bar\r\n"
"User-Agent: public\r\n"
"User-Agent: 123\r\n"
"Eep: baz\r\n\r\n",
&response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.1 200 OK\r\n"));
std::unique_ptr<Http::TestRequestHeaderMapImpl> upstream_headers =
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())->lastRequestHeaders();
ASSERT_TRUE(upstream_headers != nullptr);
EXPECT_EQ(upstream_headers->Host()->value(), "foo.com");
EXPECT_EQ(upstream_headers->get_("User-Agent"), "public,123");
ASSERT_FALSE(upstream_headers->get(Envoy::Http::LowerCaseString("foo")).empty());
EXPECT_EQ("bar",
upstream_headers->get(Envoy::Http::LowerCaseString("foo"))[0]->value().getStringView());
ASSERT_FALSE(upstream_headers->get(Envoy::Http::LowerCaseString("eep")).empty());
EXPECT_EQ("baz",
upstream_headers->get(Envoy::Http::LowerCaseString("eep"))[0]->value().getStringView());
}
// Verify for HTTP/1.0 a keep-alive header results in no connection: close.
// Also verify existing host headers are passed through for the HTTP/1.0 case.
// This also regression tests proper handling of trailing whitespace after key
// values, specifically the host header.
TEST_P(IntegrationTest, Http10WithHostandKeepAliveAndLwsNoContentLength) {
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"GET / HTTP/1.0\r\nHost: foo.com \r\nConnection:Keep-alive\r\n\r\n",
&response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, HasSubstr("connection: close"));
EXPECT_THAT(response, Not(HasSubstr("connection: keep-alive")));
EXPECT_THAT(response, Not(HasSubstr("content-length:")));
EXPECT_THAT(response, Not(HasSubstr("transfer-encoding: chunked\r\n")));
std::unique_ptr<Http::TestRequestHeaderMapImpl> upstream_headers =
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())->lastRequestHeaders();
ASSERT_TRUE(upstream_headers != nullptr);
EXPECT_EQ(upstream_headers->Host()->value(), "foo.com");
}
TEST_P(IntegrationTest, Http10WithHostandKeepAliveAndContentLengthAndLws) {
autonomous_upstream_ = true;
config_helper_.addConfigModifier(&setAllowHttp10WithDefaultHost);
initialize();
reinterpret_cast<AutonomousUpstream*>(fake_upstreams_.front().get())
->setResponseHeaders(std::make_unique<Http::TestResponseHeaderMapImpl>(
Http::TestResponseHeaderMapImpl({{":status", "200"}, {"content-length", "10"}})));
std::string response;
sendRawHttpAndWaitForResponse(lookupPort("http"),
"GET / HTTP/1.0\r\nHost: foo.com \r\nConnection:Keep-alive\r\n\r\n",
&response, true);
EXPECT_THAT(response, StartsWith("HTTP/1.0 200 OK\r\n"));
EXPECT_THAT(response, Not(HasSubstr("connection: close")));
EXPECT_THAT(response, HasSubstr("connection: keep-alive"));
EXPECT_THAT(response, HasSubstr("content-length:"));
EXPECT_THAT(response, Not(HasSubstr("transfer-encoding: chunked\r\n")));
}
TEST_P(IntegrationTest, Pipeline) {
autonomous_upstream_ = true;
initialize();
std::string response;
auto connection = createConnectionDriver(
lookupPort("http"), "GET / HTTP/1.1\r\nHost: host\r\n\r\nGET / HTTP/1.1\r\n\r\n",
[&](Network::ClientConnection&, const Buffer::Instance& data) -> void {
response.append(data.toString());
});
// First response should be success.
while (response.find("200") == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, StartsWith("HTTP/1.1 200 OK\r\n"));
// Second response should be 400 (no host)
while (response.find("400") == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, HasSubstr("HTTP/1.1 400 Bad Request\r\n"));
connection->close();
}
// Checks to ensure that we reject the third request that is pipelined in the
// same request
TEST_P(IntegrationTest, PipelineWithTrailers) {
config_helper_.addConfigModifier(setEnableDownstreamTrailersHttp1());
config_helper_.addConfigModifier(setEnableUpstreamTrailersHttp1());
autonomous_upstream_ = true;
autonomous_allow_incomplete_streams_ = true;
initialize();
std::string response;
std::string good_request("POST / HTTP/1.1\r\n"
"Host: host\r\n"
"Transfer-Encoding: chunked\r\n\r\n"
"4\r\n"
"body\r\n0\r\n"
"trailer1:t2\r\n"
"trailer2:t3\r\n"
"\r\n");
std::string bad_request("POST / HTTP/1.1\r\n"
"Host: host\r\n"
"Transfer-Encoding: chunked\r\n\r\n"
"4\r\n"
"body\r\n0\r\n"
"trailer1\r\n"
"trailer2:t3\r\n"
"\r\n");
auto connection = createConnectionDriver(
lookupPort("http"), absl::StrCat(good_request, good_request, bad_request),
[&response](Network::ClientConnection&, const Buffer::Instance& data) -> void {
response.append(data.toString());
});
// First response should be success.
size_t pos;
while ((pos = response.find("200")) == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, StartsWith("HTTP/1.1 200 OK\r\n"));
while (response.find("200", pos + 1) == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
while (response.find("400") == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, HasSubstr("HTTP/1.1 400 Bad Request\r\n"));
connection->close();
}
// Add a pipeline test where complete request headers in the first request merit
// an inline sendLocalReply to make sure the "kick" works under the call stack
// of dispatch as well as when a response is proxied from upstream.
TEST_P(IntegrationTest, PipelineInline) {
// When deprecating this flag, set hcm.mutable_stream_error_on_invalid_http_message true.
config_helper_.addRuntimeOverride("envoy.reloadable_features.hcm_stream_error_on_invalid_message",
"false");
autonomous_upstream_ = true;
initialize();
std::string response;
auto connection = createConnectionDriver(
lookupPort("http"), "GET / HTTP/1.1\r\n\r\nGET / HTTP/1.0\r\n\r\n",
[&response](Network::ClientConnection&, const Buffer::Instance& data) -> void {
response.append(data.toString());
});
while (response.find("400") == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, StartsWith("HTTP/1.1 400 Bad Request\r\n"));
while (response.find("426") == std::string::npos) {
connection->run(Event::Dispatcher::RunType::NonBlock);
}
EXPECT_THAT(response, HasSubstr("HTTP/1.1 426 Upgrade Required\r\n"));
connection->close();
}
TEST_P(IntegrationTest, NoHost) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
Http::TestRequestHeaderMapImpl request_headers{
{":method", "GET"}, {":path", "/test/long/url"}, {":scheme", "http"}};
auto response = codec_client_->makeHeaderOnlyRequest(request_headers);
response->waitForEndStream();