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http2_integration_test.cc
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#include "test/integration/http2_integration_test.h"
#include <string>
#include "common/buffer/buffer_impl.h"
#include "common/http/header_map_impl.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 ::testing::HasSubstr;
using ::testing::MatchesRegex;
namespace Envoy {
INSTANTIATE_TEST_SUITE_P(IpVersions, Http2IntegrationTest,
testing::ValuesIn(TestEnvironment::getIpVersionsForTest()),
TestUtility::ipTestParamsToString);
TEST_P(Http2IntegrationTest, RouterRequestAndResponseWithBodyNoBuffer) {
testRouterRequestAndResponseWithBody(1024, 512, false);
}
TEST_P(Http2IntegrationTest, FlowControlOnAndGiantBody) {
config_helper_.setBufferLimits(1024, 1024); // Set buffer limits upstream and downstream.
testRouterRequestAndResponseWithBody(1024 * 1024, 1024 * 1024, false);
}
TEST_P(Http2IntegrationTest, RouterHeaderOnlyRequestAndResponseNoBuffer) {
testRouterHeaderOnlyRequestAndResponse();
}
TEST_P(Http2IntegrationTest, RouterRequestAndResponseLargeHeaderNoBuffer) {
testRouterRequestAndResponseWithBody(1024, 512, true);
}
TEST_P(Http2IntegrationTest, RouterUpstreamDisconnectBeforeRequestcomplete) {
testRouterUpstreamDisconnectBeforeRequestComplete();
}
TEST_P(Http2IntegrationTest, RouterUpstreamDisconnectBeforeResponseComplete) {
testRouterUpstreamDisconnectBeforeResponseComplete();
}
TEST_P(Http2IntegrationTest, RouterDownstreamDisconnectBeforeRequestComplete) {
testRouterDownstreamDisconnectBeforeRequestComplete();
}
TEST_P(Http2IntegrationTest, RouterDownstreamDisconnectBeforeResponseComplete) {
testRouterDownstreamDisconnectBeforeResponseComplete();
}
TEST_P(Http2IntegrationTest, RouterUpstreamResponseBeforeRequestComplete) {
testRouterUpstreamResponseBeforeRequestComplete();
}
TEST_P(Http2IntegrationTest, Retry) { testRetry(); }
TEST_P(Http2IntegrationTest, RetryAttemptCount) { testRetryAttemptCountHeader(); }
static std::string response_metadata_filter = R"EOF(
name: response-metadata-filter
config: {}
)EOF";
// Verifies metadata can be sent at different locations of the responses.
TEST_P(Http2MetadataIntegrationTest, ProxyMetadataInResponse) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends the first request.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata before response header.
const std::string key = "key";
std::string value = std::string(80 * 1024, '1');
Http::MetadataMap metadata_map = {{key, value}};
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));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(12, true);
// Verifies metadata is received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().find(key)->second, value);
// Sends the second request.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata after response header followed by an empty data frame with end_stream true.
value = std::string(10, '2');
upstream_request_->encodeHeaders(default_response_headers_, false);
metadata_map = {{key, value}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.erase(metadata_map_vector.begin());
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(0, true);
// Verifies metadata is received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().find(key)->second, value);
// Sends the third request.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata after response header and before data.
value = std::string(10, '3');
upstream_request_->encodeHeaders(default_response_headers_, false);
metadata_map = {{key, value}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.erase(metadata_map_vector.begin());
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(10, true);
// Verifies metadata is received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().find(key)->second, value);
// Sends the fourth request.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata between data frames.
value = std::string(10, '4');
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(10, false);
metadata_map = {{key, value}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.erase(metadata_map_vector.begin());
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(10, true);
// Verifies metadata is received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().find(key)->second, value);
// Sends the fifth request.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata after the last non-empty data frames.
value = std::string(10, '5');
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(10, false);
metadata_map = {{key, value}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.erase(metadata_map_vector.begin());
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(0, true);
// Verifies metadata is received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().find(key)->second, value);
// Sends the sixth request.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends metadata before reset.
value = std::string(10, '6');
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(10, false);
metadata_map = {{key, value}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.erase(metadata_map_vector.begin());
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeResetStream();
// Verifies stream is reset.
response->waitForReset();
ASSERT_FALSE(response->complete());
}
TEST_P(Http2MetadataIntegrationTest, ProxyMultipleMetadata) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a request.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
const int size = 4;
std::vector<Http::MetadataMapVector> multiple_vecs(size);
for (int i = 0; i < size; i++) {
Runtime::RandomGeneratorImpl random;
int value_size = random.random() % Http::METADATA_MAX_PAYLOAD_SIZE + 1;
Http::MetadataMap metadata_map = {{std::string(i, 'a'), std::string(value_size, 'b')}};
Http::MetadataMapPtr metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
multiple_vecs[i].push_back(std::move(metadata_map_ptr));
}
upstream_request_->encodeMetadata(multiple_vecs[0]);
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeMetadata(multiple_vecs[1]);
upstream_request_->encodeData(12, false);
upstream_request_->encodeMetadata(multiple_vecs[2]);
upstream_request_->encodeData(12, false);
upstream_request_->encodeMetadata(multiple_vecs[3]);
upstream_request_->encodeData(12, true);
// Verifies multiple metadata are received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
for (int i = 0; i < size; i++) {
for (const auto& metadata : *multiple_vecs[i][0]) {
EXPECT_EQ(response->metadata_map().find(metadata.first)->second, metadata.second);
}
}
EXPECT_EQ(response->metadata_map().size(), multiple_vecs.size());
}
TEST_P(Http2MetadataIntegrationTest, ProxyInvalidMetadata) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a request.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends over-sized metadata before response header.
const std::string key = "key";
std::string value = std::string(1024 * 1024, 'a');
Http::MetadataMap metadata_map = {{key, value}};
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));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(12, false);
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeData(12, true);
// Verifies metadata is not received by the client.
response->waitForEndStream();
ASSERT_TRUE(response->complete());
EXPECT_EQ(response->metadata_map().size(), 0);
}
void verifyExpectedMetadata(Http::MetadataMap metadata_map, std::set<std::string> keys) {
for (const auto& key : keys) {
// keys are the same as their corresponding values.
EXPECT_EQ(metadata_map.find(key)->second, key);
}
EXPECT_EQ(metadata_map.size(), keys.size());
}
TEST_P(Http2MetadataIntegrationTest, TestResponseMetadata) {
addFilters({response_metadata_filter});
config_helper_.addConfigModifier(
[&](envoy::config::filter::network::http_connection_manager::v2::HttpConnectionManager& hcm)
-> void { hcm.set_proxy_100_continue(true); });
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Upstream responds with headers.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders(): "headers", "duplicate" and "keep".
std::set<std::string> expected_metadata_keys = {"headers", "duplicate", "keep"};
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
// Upstream responds with headers and data.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(100, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders(): "headers" and "duplicate" and metadata added in
// encodeData(): "data" and "duplicate" are received by the client. Note that "remove" is
// consumed.
expected_metadata_keys.insert("data");
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
EXPECT_EQ(response->keyCount("duplicate"), 2);
EXPECT_EQ(response->keyCount("keep"), 2);
// Upstream responds with headers, data and trailers.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(10, false);
Http::TestHeaderMapImpl response_trailers{{"response", "trailer"}};
upstream_request_->encodeTrailers(response_trailers);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders(): "headers" and "duplicate", and metadata added in
// encodeData(): "data" and "duplicate", and metadata added in encodeTrailer(): "trailers" and
// "duplicate" are received by the client. Note that "remove" is consumed.
expected_metadata_keys.insert("trailers");
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
EXPECT_EQ(response->keyCount("duplicate"), 3);
EXPECT_EQ(response->keyCount("keep"), 4);
// Upstream responds with headers, 100-continue and data.
response = codec_client_->makeRequestWithBody(Http::TestHeaderMapImpl{{":method", "GET"},
{":path", "/dynamo/url"},
{":scheme", "http"},
{":authority", "host"},
{"expect", "100-continue"}},
10);
waitForNextUpstreamRequest();
upstream_request_->encode100ContinueHeaders(Http::TestHeaderMapImpl{{":status", "100"}});
response->waitForContinueHeaders();
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(100, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders: "headers" and "duplicate", and metadata added in
// encodeData(): "data" and "duplicate", and metadata added in encode100Continue(): "100-continue"
// and "duplicate" are received by the client. Note that "remove" is consumed.
expected_metadata_keys.erase("trailers");
expected_metadata_keys.insert("100-continue");
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
EXPECT_EQ(response->keyCount("duplicate"), 4);
EXPECT_EQ(response->keyCount("keep"), 4);
// Upstream responds with headers and metadata that will not be consumed.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
Http::MetadataMap metadata_map = {{"aaa", "aaa"}};
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));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders(): "headers" and "duplicate", and metadata added in
// encodeMetadata(): "aaa", "keep" and "duplicate" are received by the client. Note that "remove"
// is consumed.
expected_metadata_keys.erase("data");
expected_metadata_keys.erase("100-continue");
expected_metadata_keys.insert("aaa");
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
EXPECT_EQ(response->keyCount("keep"), 2);
// Upstream responds with headers, data and metadata that will be consumed.
response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
metadata_map = {{"consume", "consume"}, {"remove", "remove"}};
metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
metadata_map_vector.clear();
metadata_map_vector.push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(metadata_map_vector);
upstream_request_->encodeHeaders(default_response_headers_, false);
upstream_request_->encodeData(100, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verify metadata added in encodeHeaders(): "headers" and "duplicate", and metadata added in
// encodeData(): "data", "duplicate", and metadata added in encodeMetadata(): "keep", "duplicate",
// "replace" are received by the client. Note that key "remove" and "consume" are consumed.
expected_metadata_keys.erase("aaa");
expected_metadata_keys.insert("data");
expected_metadata_keys.insert("replace");
verifyExpectedMetadata(response->metadata_map(), expected_metadata_keys);
EXPECT_EQ(response->keyCount("duplicate"), 2);
EXPECT_EQ(response->keyCount("keep"), 3);
}
TEST_P(Http2MetadataIntegrationTest, ProxyMultipleMetadataReachSizeLimit) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a request.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Sends multiple metadata after response header until max size limit is reached.
upstream_request_->encodeHeaders(default_response_headers_, false);
const int size = 200;
std::vector<Http::MetadataMapVector> multiple_vecs(size);
for (int i = 0; i < size; i++) {
Http::MetadataMap metadata_map = {{"key", std::string(10000, 'a')}};
Http::MetadataMapPtr metadata_map_ptr = std::make_unique<Http::MetadataMap>(metadata_map);
multiple_vecs[i].push_back(std::move(metadata_map_ptr));
upstream_request_->encodeMetadata(multiple_vecs[i]);
}
upstream_request_->encodeData(12, true);
// Verifies reset is received.
response->waitForReset();
ASSERT_FALSE(response->complete());
}
// Verifies small metadata can be sent at different locations of a request.
TEST_P(Http2MetadataIntegrationTest, ProxySmallMetadataInRequest) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder.first;
auto response = std::move(encoder_decoder.second);
Http::MetadataMap metadata_map = {{"key", "value"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
Http::TestHeaderMapImpl request_trailers{{"request", "trailer"}};
codec_client_->sendTrailers(*request_encoder_, request_trailers);
waitForNextUpstreamRequest();
// Verifies metadata is received by upstream.
upstream_request_->encodeHeaders(default_response_headers_, true);
EXPECT_EQ(upstream_request_->metadata_map().find("key")->second, "value");
EXPECT_EQ(upstream_request_->metadata_map().size(), 1);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("key")->second, 3);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
}
// Verifies large metadata can be sent at different locations of a request.
TEST_P(Http2MetadataIntegrationTest, ProxyLargeMetadataInRequest) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder.first;
auto response = std::move(encoder_decoder.second);
std::string value = std::string(80 * 1024, '1');
Http::MetadataMap metadata_map = {{"key", value}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
Http::TestHeaderMapImpl request_trailers{{"request", "trailer"}};
codec_client_->sendTrailers(*request_encoder_, request_trailers);
waitForNextUpstreamRequest();
// Verifies metadata is received upstream.
upstream_request_->encodeHeaders(default_response_headers_, true);
EXPECT_EQ(upstream_request_->metadata_map().find("key")->second, value);
EXPECT_EQ(upstream_request_->metadata_map().size(), 1);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("key")->second, 3);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
}
TEST_P(Http2MetadataIntegrationTest, RequestMetadataReachSizeLimit) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
fake_upstreams_[0]->set_allow_unexpected_disconnects(true);
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder.first;
auto response = std::move(encoder_decoder.second);
std::string value = std::string(10 * 1024, '1');
Http::MetadataMap metadata_map = {{"key", value}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 1, false);
for (int i = 0; i < 200; i++) {
codec_client_->sendMetadata(*request_encoder_, metadata_map);
if (codec_client_->disconnected()) {
break;
}
}
// Verifies client connection will be closed.
codec_client_->waitForDisconnect();
ASSERT_FALSE(response->complete());
}
static std::string request_metadata_filter = R"EOF(
name: request-metadata-filter
config: {}
)EOF";
TEST_P(Http2MetadataIntegrationTest, ConsumeAndInsertRequestMetadata) {
addFilters({request_metadata_filter});
config_helper_.addConfigModifier(
[&](envoy::config::filter::network::http_connection_manager::v2::HttpConnectionManager& hcm)
-> void { hcm.set_proxy_100_continue(true); });
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a headers only request.
auto response = codec_client_->makeHeaderOnlyRequest(default_request_headers_);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
// Verifies a headers metadata added.
std::set<std::string> expected_metadata_keys = {"headers"};
expected_metadata_keys.insert("metadata");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
// Sends a headers only request with metadata. An empty data frame carries end_stream.
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder.first;
response = std::move(encoder_decoder.second);
Http::MetadataMap metadata_map = {{"consume", "consume"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 0, true);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
expected_metadata_keys.insert("data");
expected_metadata_keys.insert("metadata");
expected_metadata_keys.insert("replace");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("metadata")->second, 3);
// Verifies zero length data received, and end_stream is true.
EXPECT_EQ(true, upstream_request_->receivedData());
EXPECT_EQ(0, upstream_request_->bodyLength());
EXPECT_EQ(true, upstream_request_->complete());
// Sends headers, data, metadata and trailer.
auto encoder_decoder_2 = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder_2.first;
response = std::move(encoder_decoder_2.second);
codec_client_->sendData(*request_encoder_, 10, false);
metadata_map = {{"consume", "consume"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
Http::TestHeaderMapImpl request_trailers{{"trailer", "trailer"}};
codec_client_->sendTrailers(*request_encoder_, request_trailers);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
expected_metadata_keys.insert("trailers");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("metadata")->second, 4);
// Sends headers, large data, metadata. Large data triggers decodeData() multiple times, and each
// time, a "data" metadata is added.
auto encoder_decoder_3 = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder_3.first;
response = std::move(encoder_decoder_3.second);
codec_client_->sendData(*request_encoder_, 100000, false);
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 100000, true);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
expected_metadata_keys.erase("trailers");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
EXPECT_GE(upstream_request_->duplicated_metadata_key_count().find("data")->second, 2);
EXPECT_GE(upstream_request_->duplicated_metadata_key_count().find("metadata")->second, 3);
// Sends multiple metadata.
auto encoder_decoder_4 = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder_4.first;
response = std::move(encoder_decoder_4.second);
metadata_map = {{"metadata1", "metadata1"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, 10, false);
metadata_map = {{"metadata2", "metadata2"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
metadata_map = {{"consume", "consume"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendTrailers(*request_encoder_, request_trailers);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
expected_metadata_keys.insert("metadata1");
expected_metadata_keys.insert("metadata2");
expected_metadata_keys.insert("trailers");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("metadata")->second, 6);
}
static std::string decode_headers_only = R"EOF(
name: decode-headers-only
config: {}
)EOF";
void Http2MetadataIntegrationTest::runHeaderOnlyTest(bool send_request_body, size_t body_size) {
config_helper_.addConfigModifier(
[&](envoy::config::filter::network::http_connection_manager::v2::HttpConnectionManager& hcm)
-> void { hcm.set_proxy_100_continue(true); });
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a request with body. Only headers will pass through filters.
IntegrationStreamDecoderPtr response;
if (send_request_body) {
response =
codec_client_->makeRequestWithBody(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"}},
body_size);
} else {
response =
codec_client_->makeHeaderOnlyRequest(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"}});
}
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
}
void Http2MetadataIntegrationTest::verifyHeadersOnlyTest() {
// Verifies a headers metadata added.
std::set<std::string> expected_metadata_keys = {"headers"};
expected_metadata_keys.insert("metadata");
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
// Verifies zero length data received, and end_stream is true.
EXPECT_EQ(true, upstream_request_->receivedData());
EXPECT_EQ(0, upstream_request_->bodyLength());
EXPECT_EQ(true, upstream_request_->complete());
}
TEST_P(Http2MetadataIntegrationTest, DecodingHeadersOnlyRequestWithRequestMetadataEmptyData) {
addFilters({request_metadata_filter, decode_headers_only});
// Send a request with body, and body size is 0.
runHeaderOnlyTest(true, 0);
verifyHeadersOnlyTest();
}
TEST_P(Http2MetadataIntegrationTest, DecodingHeadersOnlyRequestWithRequestMetadataNoneEmptyData) {
addFilters({request_metadata_filter, decode_headers_only});
// Send a request with body, and body size is 128.
runHeaderOnlyTest(true, 128);
verifyHeadersOnlyTest();
}
TEST_P(Http2MetadataIntegrationTest, DecodingHeadersOnlyRequestWithRequestMetadataDiffFilterOrder) {
addFilters({decode_headers_only, request_metadata_filter});
// Send a request with body, and body size is 128.
runHeaderOnlyTest(true, 128);
verifyHeadersOnlyTest();
}
TEST_P(Http2MetadataIntegrationTest, HeadersOnlyRequestWithRequestMetadata) {
addFilters({request_metadata_filter});
// Send a headers only request.
runHeaderOnlyTest(false, 0);
verifyHeadersOnlyTest();
}
void Http2MetadataIntegrationTest::testRequestMetadataWithStopAllFilter() {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends multiple metadata.
const size_t size = 10;
default_request_headers_.addCopy("content_size", std::to_string(size));
auto encoder_decoder = codec_client_->startRequest(default_request_headers_);
request_encoder_ = &encoder_decoder.first;
auto response = std::move(encoder_decoder.second);
Http::MetadataMap metadata_map = {{"metadata1", "metadata1"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
codec_client_->sendData(*request_encoder_, size, false);
metadata_map = {{"metadata2", "metadata2"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
metadata_map = {{"consume", "consume"}};
codec_client_->sendMetadata(*request_encoder_, metadata_map);
Http::TestHeaderMapImpl request_trailers{{"trailer", "trailer"}};
codec_client_->sendTrailers(*request_encoder_, request_trailers);
waitForNextUpstreamRequest();
upstream_request_->encodeHeaders(default_response_headers_, true);
response->waitForEndStream();
ASSERT_TRUE(response->complete());
std::set<std::string> expected_metadata_keys = {"headers", "data", "metadata", "metadata1",
"metadata2", "replace", "trailers"};
verifyExpectedMetadata(upstream_request_->metadata_map(), expected_metadata_keys);
EXPECT_EQ(upstream_request_->duplicated_metadata_key_count().find("metadata")->second, 6);
}
static std::string metadata_stop_all_filter = R"EOF(
name: metadata-stop-all-filter
config: {}
)EOF";
TEST_P(Http2MetadataIntegrationTest, RequestMetadataWithStopAllFilterBeforeMetadataFilter) {
addFilters({request_metadata_filter, metadata_stop_all_filter});
testRequestMetadataWithStopAllFilter();
}
TEST_P(Http2MetadataIntegrationTest, RequestMetadataWithStopAllFilterAfterMetadataFilter) {
addFilters({metadata_stop_all_filter, request_metadata_filter});
testRequestMetadataWithStopAllFilter();
}
TEST_P(Http2IntegrationTest, GrpcRouterNotFound) {
config_helper_.setDefaultHostAndRoute("foo.com", "/found");
initialize();
BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
lookupPort("http"), "POST", "/service/notfound", "", downstream_protocol_, version_, "host",
Http::Headers::get().ContentTypeValues.Grpc);
ASSERT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().Status()->value().getStringView());
EXPECT_EQ(Http::Headers::get().ContentTypeValues.Grpc,
response->headers().ContentType()->value().getStringView());
EXPECT_EQ("12", response->headers().GrpcStatus()->value().getStringView());
}
TEST_P(Http2IntegrationTest, GrpcRetry) { testGrpcRetry(); }
// Verify the case where there is an HTTP/2 codec/protocol error with an active stream.
TEST_P(Http2IntegrationTest, CodecErrorAfterStreamStart) {
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Sends a request.
auto response = codec_client_->makeRequestWithBody(default_request_headers_, 10);
waitForNextUpstreamRequest();
// Send bogus raw data on the connection.
Buffer::OwnedImpl bogus_data("some really bogus data");
codec_client_->rawConnection().write(bogus_data, false);
// Verifies reset is received.
response->waitForReset();
}
TEST_P(Http2IntegrationTest, BadMagic) {
initialize();
Buffer::OwnedImpl buffer("hello");
std::string response;
RawConnectionDriver connection(
lookupPort("http"), buffer,
[&](Network::ClientConnection&, const Buffer::Instance& data) -> void {
response.append(data.toString());
},
version_);
connection.run();
EXPECT_EQ("", response);
}
TEST_P(Http2IntegrationTest, BadFrame) {
initialize();
Buffer::OwnedImpl buffer("PRI * HTTP/2.0\r\n\r\nSM\r\n\r\nhelloworldcauseanerror");
std::string response;
RawConnectionDriver connection(
lookupPort("http"), buffer,
[&](Network::ClientConnection&, const Buffer::Instance& data) -> void {
response.append(data.toString());
},
version_);
connection.run();
EXPECT_TRUE(response.find("SETTINGS expected") != std::string::npos);
}
// Send client headers, a GoAway and then a body and ensure the full request and
// response are received.
TEST_P(Http2IntegrationTest, GoAway) {
config_helper_.addFilter(ConfigHelper::DEFAULT_HEALTH_CHECK_FILTER);
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
auto encoder_decoder = codec_client_->startRequest(Http::TestHeaderMapImpl{
{":method", "GET"}, {":path", "/healthcheck"}, {":scheme", "http"}, {":authority", "host"}});
request_encoder_ = &encoder_decoder.first;
auto response = std::move(encoder_decoder.second);
codec_client_->goAway();
codec_client_->sendData(*request_encoder_, 0, true);
response->waitForEndStream();
codec_client_->close();
EXPECT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().Status()->value().getStringView());
}
TEST_P(Http2IntegrationTest, Trailers) { testTrailers(1024, 2048); }
TEST_P(Http2IntegrationTest, TrailersGiantBody) { testTrailers(1024 * 1024, 1024 * 1024); }
TEST_P(Http2IntegrationTest, GrpcRequestTimeout) {
config_helper_.addConfigModifier(
[&](envoy::config::filter::network::http_connection_manager::v2::HttpConnectionManager& hcm)
-> void {
auto* route_config = hcm.mutable_route_config();
auto* virtual_host = route_config->mutable_virtual_hosts(0);
auto* route = virtual_host->mutable_routes(0);
route->mutable_route()->mutable_max_grpc_timeout()->set_seconds(60 * 60);
});
initialize();
// Envoy will close some number of connections when request times out.
// Make sure they don't cause assertion failures when we ignore them.
fake_upstreams_[0]->set_allow_unexpected_disconnects(true);
codec_client_ = makeHttpConnection(lookupPort("http"));
// With upstream request timeout Envoy should send a gRPC-Status "DEADLINE EXCEEDED".
// TODO: Properly map request timeout to "DEADLINE EXCEEDED" instead of "SERVICE UNAVAILABLE".
auto response = codec_client_->makeHeaderOnlyRequest(
Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"},
{"te", "trailers"},
{"grpc-timeout", "1S"}, // 1 Second
{"content-type", "application/grpc"}});
response->waitForEndStream();
EXPECT_TRUE(response->complete());
EXPECT_EQ("200", response->headers().Status()->value().getStringView());
EXPECT_NE(response->headers().GrpcStatus(), nullptr);
EXPECT_EQ("14", response->headers().GrpcStatus()->value().getStringView()); // Service Unavailable
EXPECT_LT(0, test_server_->counter("cluster.cluster_0.upstream_rq_timeout")->value());
}
// Interleave two requests and responses and make sure that idle timeout is handled correctly.
TEST_P(Http2IntegrationTest, IdleTimeoutWithSimultaneousRequests) {
FakeHttpConnectionPtr fake_upstream_connection1;
FakeHttpConnectionPtr fake_upstream_connection2;
Http::StreamEncoder* encoder1;
Http::StreamEncoder* encoder2;
FakeStreamPtr upstream_request1;
FakeStreamPtr upstream_request2;
int32_t request1_bytes = 1024;
int32_t request2_bytes = 512;
config_helper_.addConfigModifier([](envoy::config::bootstrap::v2::Bootstrap& bootstrap) {
auto* static_resources = bootstrap.mutable_static_resources();
auto* cluster = static_resources->mutable_clusters(0);
auto* http_protocol_options = cluster->mutable_common_http_protocol_options();
auto* idle_time_out = http_protocol_options->mutable_idle_timeout();
std::chrono::milliseconds timeout(1000);
auto seconds = std::chrono::duration_cast<std::chrono::seconds>(timeout);
idle_time_out->set_seconds(seconds.count());
});
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Start request 1
auto encoder_decoder =
codec_client_->startRequest(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"}});
encoder1 = &encoder_decoder.first;
auto response1 = std::move(encoder_decoder.second);
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection1));
ASSERT_TRUE(fake_upstream_connection1->waitForNewStream(*dispatcher_, upstream_request1));
// Start request 2
auto encoder_decoder2 =
codec_client_->startRequest(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"}});
encoder2 = &encoder_decoder2.first;
auto response2 = std::move(encoder_decoder2.second);
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection2));
ASSERT_TRUE(fake_upstream_connection2->waitForNewStream(*dispatcher_, upstream_request2));
// Finish request 1
codec_client_->sendData(*encoder1, request1_bytes, true);
ASSERT_TRUE(upstream_request1->waitForEndStream(*dispatcher_));
// Finish request i2
codec_client_->sendData(*encoder2, request2_bytes, true);
ASSERT_TRUE(upstream_request2->waitForEndStream(*dispatcher_));
// Respond to request 2
upstream_request2->encodeHeaders(Http::TestHeaderMapImpl{{":status", "200"}}, false);
upstream_request2->encodeData(request2_bytes, true);
response2->waitForEndStream();
EXPECT_TRUE(upstream_request2->complete());
EXPECT_EQ(request2_bytes, upstream_request2->bodyLength());
EXPECT_TRUE(response2->complete());
EXPECT_EQ("200", response2->headers().Status()->value().getStringView());
EXPECT_EQ(request2_bytes, response2->body().size());
// Validate that idle time is not kicked in.
EXPECT_EQ(0, test_server_->counter("cluster.cluster_0.upstream_cx_idle_timeout")->value());
EXPECT_NE(0, test_server_->counter("cluster.cluster_0.upstream_cx_total")->value());
// Respond to request 1
upstream_request1->encodeHeaders(Http::TestHeaderMapImpl{{":status", "200"}}, false);
upstream_request1->encodeData(request1_bytes, true);
response1->waitForEndStream();
EXPECT_TRUE(upstream_request1->complete());
EXPECT_EQ(request1_bytes, upstream_request1->bodyLength());
EXPECT_TRUE(response1->complete());
EXPECT_EQ("200", response1->headers().Status()->value().getStringView());
EXPECT_EQ(request1_bytes, response1->body().size());
// Do not send any requests and validate idle timeout kicks in after both the requests are done.
ASSERT_TRUE(fake_upstream_connection1->waitForDisconnect());
ASSERT_TRUE(fake_upstream_connection2->waitForDisconnect());
test_server_->waitForCounterGe("cluster.cluster_0.upstream_cx_idle_timeout", 2);
}
// Test request mirroring / shadowing with an HTTP/2 downstream and a request with a body.
TEST_P(Http2IntegrationTest, RequestMirrorWithBody) {
config_helper_.addConfigModifier(
[&](envoy::config::filter::network::http_connection_manager::v2::HttpConnectionManager& hcm)
-> void {
hcm.mutable_route_config()
->mutable_virtual_hosts(0)
->mutable_routes(0)
->mutable_route()
->mutable_request_mirror_policy()
->set_cluster("cluster_0");
});
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Send request with body.
IntegrationStreamDecoderPtr request =
codec_client_->makeRequestWithBody(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},
{":scheme", "http"},
{":authority", "host"}},
"hello");
// Wait for the first request as well as the shadow.
waitForNextUpstreamRequest();
FakeHttpConnectionPtr fake_upstream_connection2;
FakeStreamPtr upstream_request2;
ASSERT_TRUE(fake_upstreams_[0]->waitForHttpConnection(*dispatcher_, fake_upstream_connection2));
ASSERT_TRUE(fake_upstream_connection2->waitForNewStream(*dispatcher_, upstream_request2));
ASSERT_TRUE(upstream_request2->waitForEndStream(*dispatcher_));
// Make sure both requests have a body. Also check the shadow for the shadow headers.
EXPECT_EQ("hello", upstream_request_->body().toString());
EXPECT_EQ("hello", upstream_request2->body().toString());
EXPECT_EQ("host-shadow", upstream_request2->headers().Host()->value().getStringView());
upstream_request_->encodeHeaders(Http::TestHeaderMapImpl{{":status", "200"}}, true);
upstream_request2->encodeHeaders(Http::TestHeaderMapImpl{{":status", "200"}}, true);
request->waitForEndStream();
EXPECT_EQ("200", request->headers().Status()->value().getStringView());
// Cleanup.
ASSERT_TRUE(fake_upstream_connection2->close());
ASSERT_TRUE(fake_upstream_connection2->waitForDisconnect());
}
// Interleave two requests and responses and make sure the HTTP2 stack handles this correctly.
void Http2IntegrationTest::simultaneousRequest(int32_t request1_bytes, int32_t request2_bytes) {
FakeHttpConnectionPtr fake_upstream_connection1;
FakeHttpConnectionPtr fake_upstream_connection2;
Http::StreamEncoder* encoder1;
Http::StreamEncoder* encoder2;
FakeStreamPtr upstream_request1;
FakeStreamPtr upstream_request2;
initialize();
codec_client_ = makeHttpConnection(lookupPort("http"));
// Start request 1
auto encoder_decoder =
codec_client_->startRequest(Http::TestHeaderMapImpl{{":method", "POST"},
{":path", "/test/long/url"},