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config_impl_test.cc
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#include <chrono>
#include <fstream>
#include <list>
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "envoy/config/route/v3/route.pb.h"
#include "envoy/config/route/v3/route.pb.validate.h"
#include "envoy/config/route/v3/route_components.pb.h"
#include "envoy/server/filter_config.h"
#include "envoy/type/v3/percent.pb.h"
#include "common/config/metadata.h"
#include "common/config/well_known_names.h"
#include "common/http/header_map_impl.h"
#include "common/http/headers.h"
#include "common/network/address_impl.h"
#include "common/router/config_impl.h"
#include "common/stream_info/filter_state_impl.h"
#include "test/common/router/route_fuzz.pb.h"
#include "test/extensions/filters/http/common/empty_http_filter_config.h"
#include "test/fuzz/utility.h"
#include "test/mocks/server/instance.h"
#include "test/mocks/upstream/retry_priority.h"
#include "test/mocks/upstream/retry_priority_factory.h"
#include "test/mocks/upstream/test_retry_host_predicate_factory.h"
#include "test/test_common/environment.h"
#include "test/test_common/printers.h"
#include "test/test_common/registry.h"
#include "test/test_common/test_runtime.h"
#include "test/test_common/utility.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
using testing::_;
using testing::ContainerEq;
using testing::Eq;
using testing::MockFunction;
using testing::NiceMock;
using testing::Return;
using testing::ReturnRef;
namespace Envoy {
namespace Router {
namespace {
// Wrap ConfigImpl, the target of tests to allow us to regenerate the route_fuzz_test
// corpus when run with:
// bazel run //test/common/router:config_impl_test
// --test_env="ROUTE_CORPUS_PATH=$PWD/test/common/router/route_corpus"
class TestConfigImpl : public ConfigImpl {
public:
TestConfigImpl(const envoy::config::route::v3::RouteConfiguration& config,
Server::Configuration::ServerFactoryContext& factory_context,
bool validate_clusters_default)
: ConfigImpl(config, factory_context, ProtobufMessage::getNullValidationVisitor(),
validate_clusters_default),
config_(config) {}
void setupRouteConfig(const Http::RequestHeaderMap& headers, uint64_t random_value) const {
absl::optional<std::string> corpus_path =
TestEnvironment::getOptionalEnvVar("GENRULE_OUTPUT_DIR");
if (corpus_path) {
static uint32_t n;
test::common::router::RouteTestCase route_test_case;
route_test_case.mutable_config()->MergeFrom(config_);
route_test_case.mutable_headers()->MergeFrom(Fuzz::toHeaders(headers));
route_test_case.set_random_value(random_value);
const std::string path = fmt::format("{}/generated_corpus_{}", corpus_path.value(), n++);
const std::string corpus = route_test_case.DebugString();
{
std::ofstream corpus_file(path);
ENVOY_LOG_MISC(debug, "Writing {} to {}", corpus, path);
corpus_file << corpus;
}
}
}
RouteConstSharedPtr route(const Http::RequestHeaderMap& headers,
const Envoy::StreamInfo::StreamInfo& stream_info,
uint64_t random_value) const override {
setupRouteConfig(headers, random_value);
return ConfigImpl::route(headers, stream_info, random_value);
}
RouteConstSharedPtr route(const RouteCallback& cb, const Http::RequestHeaderMap& headers,
const StreamInfo::StreamInfo& stream_info,
uint64_t random_value) const override {
setupRouteConfig(headers, random_value);
return ConfigImpl::route(cb, headers, stream_info, random_value);
}
RouteConstSharedPtr route(const RouteCallback& cb, const Http::RequestHeaderMap& headers) const {
return route(cb, headers, NiceMock<Envoy::StreamInfo::MockStreamInfo>(), 0);
}
RouteConstSharedPtr route(const Http::RequestHeaderMap& headers, uint64_t random_value) const {
return route(headers, NiceMock<Envoy::StreamInfo::MockStreamInfo>(), random_value);
}
const envoy::config::route::v3::RouteConfiguration config_;
};
Http::TestRequestHeaderMapImpl genPathlessHeaders(const std::string& host,
const std::string& method) {
return Http::TestRequestHeaderMapImpl{{":authority", host}, {":method", method},
{"x-safe", "safe"}, {"x-global-nope", "global"},
{"x-vhost-nope", "vhost"}, {"x-route-nope", "route"},
{"x-forwarded-proto", "http"}};
}
Http::TestRequestHeaderMapImpl genHeaders(const std::string& host, const std::string& path,
const std::string& method,
const std::string& forwarded_proto) {
auto hdrs = Http::TestRequestHeaderMapImpl{
{":authority", host}, {":path", path},
{":method", method}, {"x-safe", "safe"},
{"x-global-nope", "global"}, {"x-vhost-nope", "vhost"},
{"x-route-nope", "route"}, {"x-forwarded-proto", forwarded_proto}};
if (forwarded_proto.empty()) {
hdrs.remove("x-forwarded-proto");
}
return hdrs;
}
Http::TestRequestHeaderMapImpl genHeaders(const std::string& host, const std::string& path,
const std::string& method) {
return genHeaders(host, path, method, "http");
}
// Loads a V3 RouteConfiguration yaml
envoy::config::route::v3::RouteConfiguration
parseRouteConfigurationFromYaml(const std::string& yaml) {
envoy::config::route::v3::RouteConfiguration route_config;
// Most tests should be v3 and not boost.
bool avoid_boosting = true;
// If we're under TestDeprecatedV2Api, allow boosting.
auto* runtime = Runtime::LoaderSingleton::getExisting();
if (runtime != nullptr && runtime->threadsafeSnapshot()->runtimeFeatureEnabled(
"envoy.reloadable_features.enable_deprecated_v2_api")) {
avoid_boosting = false;
}
// Load the file and keep the annotations (in case of an upgrade) to make sure
// validate() observes the upgrade.
TestUtility::loadFromYaml(yaml, route_config, true, avoid_boosting);
TestUtility::validate(route_config);
return route_config;
}
class ConfigImplTestBase {
protected:
ConfigImplTestBase() : api_(Api::createApiForTest()) {
ON_CALL(factory_context_, api()).WillByDefault(ReturnRef(*api_));
}
std::string virtualHostName(const RouteEntry* route) {
Stats::StatName name = route->virtualHost().statName();
return factory_context_.scope().symbolTable().toString(name);
}
std::string virtualClusterName(const RouteEntry* route, Http::TestRequestHeaderMapImpl& headers) {
Stats::StatName name = route->virtualCluster(headers)->statName();
return factory_context_.scope().symbolTable().toString(name);
}
std::string responseHeadersConfig(const bool most_specific_wins, const bool append) {
factory_context_.cluster_manager_.initializeClusters(
{"www2", "root_www2", "www2_staging", "instant-server"}, {});
const std::string yaml = R"EOF(
virtual_hosts:
- name: www2
domains: ["www.lyft.com"]
response_headers_to_add:
- header:
key: x-global-header1
value: vhost-override
append: {1}
- header:
key: x-vhost-header1
value: vhost1-www2
append: {1}
response_headers_to_remove: ["x-vhost-remove"]
routes:
- match:
prefix: "/new_endpoint"
route:
prefix_rewrite: "/api/new_endpoint"
cluster: www2
response_headers_to_add:
- header:
key: x-route-header
value: route-override
append: {1}
- header:
key: x-global-header1
value: route-override
append: {1}
- header:
key: x-vhost-header1
value: route-override
append: {1}
- match:
path: "/"
route:
cluster: root_www2
response_headers_to_add:
- header:
key: x-route-header
value: route-allpath
append: {1}
response_headers_to_remove: ["x-route-remove"]
- match:
prefix: "/"
route:
cluster: "www2"
- name: www2_staging
domains: ["www-staging.lyft.net"]
response_headers_to_add:
- header:
key: x-vhost-header1
value: vhost1-www2_staging
append: {1}
routes:
- match:
prefix: "/"
route:
cluster: www2_staging
response_headers_to_add:
- header:
key: x-route-header
value: route-allprefix
append: {1}
- name: default
domains: ["*"]
routes:
- match:
prefix: "/"
route:
cluster: "instant-server"
internal_only_headers: ["x-lyft-user-id"]
response_headers_to_add:
- header:
key: x-global-header1
value: global1
append: {1}
response_headers_to_remove: ["x-global-remove"]
most_specific_header_mutations_wins: {0}
)EOF";
return fmt::format(yaml, most_specific_wins, append);
}
std::string requestHeadersConfig(const bool most_specific_wins) {
factory_context_.cluster_manager_.initializeClusters({"www2", "default"}, {});
const std::string yaml = R"EOF(
virtual_hosts:
- name: www2
domains: ["www.lyft.com"]
request_headers_to_add:
- header:
key: x-global-header
value: vhost-www2
append: false
- header:
key: x-vhost-header
value: vhost-www2
append: false
request_headers_to_remove: ["x-vhost-nope"]
routes:
- match:
prefix: "/endpoint"
request_headers_to_add:
- header:
key: x-global-header
value: route-endpoint
append: false
- header:
key: x-vhost-header
value: route-endpoint
append: false
- header:
key: x-route-header
value: route-endpoint
append: false
request_headers_to_remove: ["x-route-nope"]
route:
cluster: www2
- match:
prefix: "/"
route:
cluster: www2
- name: default
domains: ["*"]
routes:
- match:
prefix: "/"
route:
cluster: default
request_headers_to_add:
- header:
key: x-global-header
value: global
append: false
request_headers_to_remove: ["x-global-nope"]
most_specific_header_mutations_wins: {0}
)EOF";
return fmt::format(yaml, most_specific_wins);
}
Stats::TestUtil::TestSymbolTable symbol_table_;
Api::ApiPtr api_;
NiceMock<Server::Configuration::MockServerFactoryContext> factory_context_;
Event::SimulatedTimeSystem test_time_;
};
class RouteMatcherTest : public testing::Test, public ConfigImplTestBase {};
// When removing legacy fields this test can be removed.
TEST_F(RouteMatcherTest, DEPRECATED_FEATURE_TEST(TestLegacyRoutes)) {
TestDeprecatedV2Api _deprecated_v2_api;
const std::string yaml = R"EOF(
virtual_hosts:
- name: regex
domains:
- bat.com
routes:
- match:
regex: "/t[io]c"
route:
cluster: clock
- match:
safe_regex:
google_re2: {}
regex: "/baa+"
route:
cluster: sheep
- match:
regex: ".*/\\d{3}$"
route:
cluster: three_numbers
prefix_rewrite: "/rewrote"
- match:
regex: ".*"
route:
cluster: regex_default
- name: regex2
domains:
- bat2.com
routes:
- match:
regex: ''
route:
cluster: nothingness
- match:
regex: ".*"
route:
cluster: regex_default
- name: default
domains:
- "*"
routes:
- match:
prefix: "/"
route:
cluster: instant-server
timeout: 30s
virtual_clusters:
- pattern: "^/rides$"
method: POST
name: ride_request
- pattern: "^/rides/\\d+$"
method: PUT
name: update_ride
- pattern: "^/users/\\d+/chargeaccounts$"
method: POST
name: cc_add
- pattern: "^/users/\\d+/chargeaccounts/(?!validate)\\w+$"
method: PUT
name: cc_add
- pattern: "^/users$"
method: POST
name: create_user_login
- pattern: "^/users/\\d+$"
method: PUT
name: update_user
)EOF";
NiceMock<Envoy::StreamInfo::MockStreamInfo> stream_info;
factory_context_.cluster_manager_.initializeClusters(
{"clock", "sheep", "three_numbers", "regex_default", "nothingness", "instant-server"}, {});
TestConfigImpl config(parseRouteConfigurationFromYaml(yaml), factory_context_, true);
// Regular Expression matching
EXPECT_EQ("clock",
config.route(genHeaders("bat.com", "/tic", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("clock",
config.route(genHeaders("bat.com", "/toc", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tac", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tick", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tic/toc", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("sheep",
config.route(genHeaders("bat.com", "/baa", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"sheep",
config.route(genHeaders("bat.com", "/baaaaaaaaaaaa", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/ba", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("nothingness",
config.route(genHeaders("bat2.com", "", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat2.com", "/foo", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat2.com", " ", "GET"), 0)->routeEntry()->clusterName());
EXPECT_TRUE(config.route(genPathlessHeaders("bat2.com", "GET"), 0) == nullptr);
// Regular Expression matching with query string params
EXPECT_EQ(
"clock",
config.route(genHeaders("bat.com", "/tic?tac=true", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"regex_default",
config.route(genHeaders("bat.com", "/tac?tic=true", "GET"), 0)->routeEntry()->clusterName());
// Virtual cluster testing.
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/rides", "GET");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/rides/blah", "POST");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/rides", "POST");
EXPECT_EQ("ride_request", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/rides/123", "PUT");
EXPECT_EQ("update_ride", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/rides/123/456", "POST");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers =
genHeaders("api.lyft.com", "/users/123/chargeaccounts", "POST");
EXPECT_EQ("cc_add", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers =
genHeaders("api.lyft.com", "/users/123/chargeaccounts/hello123", "PUT");
EXPECT_EQ("cc_add", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers =
genHeaders("api.lyft.com", "/users/123/chargeaccounts/validate", "PUT");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/foo/bar", "PUT");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/users", "POST");
EXPECT_EQ("create_user_login",
virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/users/123", "PUT");
EXPECT_EQ("update_user", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
{
Http::TestRequestHeaderMapImpl headers = genHeaders("api.lyft.com", "/something/else", "GET");
EXPECT_EQ("other", virtualClusterName(config.route(headers, 0)->routeEntry(), headers));
}
}
TEST_F(RouteMatcherTest, TestConnectRoutes) {
const std::string yaml = R"EOF(
virtual_hosts:
- name: connect
domains:
- bat3.com
routes:
- match:
safe_regex:
google_re2: {}
regex: "foobar"
route:
cluster: connect_break
- match:
connect_matcher:
{}
route:
cluster: connect_match
prefix_rewrite: "/rewrote"
- match:
safe_regex:
google_re2: {}
regex: ".*"
route:
cluster: connect_fallthrough
- name: connect2
domains:
- bat4.com
routes:
- match:
connect_matcher:
{}
redirect: { path_redirect: /new_path }
- name: connect3
domains:
- bat5.com
routes:
- match:
connect_matcher:
{}
headers:
- name: x-safe
exact_match: "safe"
route:
cluster: connect_header_match
- name: default
domains:
- "*"
routes:
- match:
prefix: "/"
route:
cluster: instant-server
timeout: 30s
virtual_clusters:
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/users/\\d+/location$"
- name: ":method"
exact_match: POST
name: ulu
)EOF";
NiceMock<Envoy::StreamInfo::MockStreamInfo> stream_info;
factory_context_.cluster_manager_.initializeClusters({"connect_break", "connect_match",
"connect_fallthrough",
"connect_header_match", "instant-server"},
{});
TestConfigImpl config(parseRouteConfigurationFromYaml(yaml), factory_context_, true);
// Connect matching
EXPECT_EQ("connect_match",
config.route(genHeaders("bat3.com", " ", "CONNECT"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"connect_match",
config.route(genPathlessHeaders("bat3.com", "CONNECT"), 0)->routeEntry()->clusterName());
EXPECT_EQ("connect_fallthrough",
config.route(genHeaders("bat3.com", " ", "GET"), 0)->routeEntry()->clusterName());
// Prefix rewrite for CONNECT with path (for HTTP/2)
{
Http::TestRequestHeaderMapImpl headers =
genHeaders("bat3.com", "/api/locations?works=true", "CONNECT");
const RouteEntry* route = config.route(headers, 0)->routeEntry();
EXPECT_EQ("/rewrote?works=true", route->currentUrlPathAfterRewrite(headers));
route->finalizeRequestHeaders(headers, stream_info, true);
EXPECT_EQ("/rewrote?works=true", headers.get_(Http::Headers::get().Path));
}
// Prefix rewrite for CONNECT without path (for non-crashing)
{
Http::TestRequestHeaderMapImpl headers = genPathlessHeaders("bat4.com", "CONNECT");
const DirectResponseEntry* redirect = config.route(headers, 0)->directResponseEntry();
ASSERT(redirect != nullptr);
redirect->rewritePathHeader(headers, true);
EXPECT_EQ("http://bat4.com/new_path", redirect->newPath(headers));
}
// Header matching (for HTTP/1.1)
EXPECT_EQ(
"connect_header_match",
config.route(genPathlessHeaders("bat5.com", "CONNECT"), 0)->routeEntry()->clusterName());
// Header matching (for HTTP/2)
EXPECT_EQ("connect_header_match",
config.route(genHeaders("bat5.com", " ", "CONNECT"), 0)->routeEntry()->clusterName());
}
TEST_F(RouteMatcherTest, TestRoutes) {
const std::string yaml = R"EOF(
virtual_hosts:
- name: www2
domains:
- lyft.com
- www.lyft.com
- w.lyft.com
- ww.lyft.com
- wwww.lyft.com
routes:
- match:
prefix: "/new_endpoint"
route:
prefix_rewrite: "/api/new_endpoint"
cluster: www2
- match:
prefix: "/newforreg1_endpoint"
route:
regex_rewrite:
pattern:
google_re2: {}
regex: "^/new(.*?)_endpoint(.*)$"
substitution: /\1_rewritten_endpoint\2
cluster: www2
- match:
prefix: "/newforreg2_endpoint"
route:
regex_rewrite:
pattern:
google_re2: {}
regex: "e"
substitution: "X"
cluster: www2
- match:
path: "/exact/path/for/regex1"
case_sensitive: true
route:
cluster: www2
regex_rewrite:
pattern:
google_re2: {}
regex: "[aeioe]"
substitution: "V"
- match:
path: "/"
route:
cluster: root_www2
- match:
prefix: "/"
route:
cluster: www2
- name: www2_staging
domains:
- www-staging.lyft.net
- www-staging-orca.lyft.com
routes:
- match:
prefix: "/"
route:
cluster: www2_staging
- name: wildcard
domains:
- "*.foo.com"
- "*-bar.baz.com"
routes:
- match:
prefix: "/"
route:
cluster: wildcard
- name: wildcard2
domains:
- "*.baz.com"
routes:
- match:
prefix: "/"
route:
cluster: wildcard2
- name: regex
domains:
- bat.com
routes:
- match:
safe_regex:
google_re2: {}
regex: "/t[io]c"
route:
cluster: clock
- match:
safe_regex:
google_re2: {}
regex: "/baa+"
route:
cluster: sheep
- match:
safe_regex:
google_re2: {}
regex: ".*/\\d{3}$"
route:
cluster: three_numbers
prefix_rewrite: "/rewrote"
- match:
safe_regex:
google_re2: {}
regex: ".*/\\d{4}$"
route:
cluster: four_numbers
regex_rewrite:
pattern:
google_re2: {}
regex: "(^.*)/(\\d{4})$"
substitution: /four/\2/endpoint\1
- match:
safe_regex:
google_re2: {}
regex: ".*"
route:
cluster: regex_default
- name: regex2
domains:
- bat2.com
routes:
- match:
safe_regex:
google_re2: {}
regex: ".*"
route:
cluster: regex_default
- name: default
domains:
- "*"
routes:
- match:
prefix: "/api/application_data"
route:
cluster: ats
- match:
path: "/api/locations"
case_sensitive: false
route:
cluster: locations
prefix_rewrite: "/rewrote"
- match:
prefix: "/api/leads/me"
route:
cluster: ats
- match:
prefix: "/host/rewrite/me"
route:
cluster: ats
host_rewrite_literal: new_host
- match:
prefix: "/oldhost/rewrite/me"
route:
cluster: ats
host_rewrite_literal: new_oldhost
- match:
path: "/foo"
case_sensitive: true
route:
prefix_rewrite: "/bar"
cluster: instant-server
- match:
path: "/tar"
case_sensitive: false
route:
prefix_rewrite: "/car"
cluster: instant-server
- match:
prefix: "/newhost/rewrite/me"
case_sensitive: false
route:
cluster: ats
host_rewrite_literal: new_host
- match:
path: "/FOOD"
case_sensitive: false
route:
prefix_rewrite: "/cAndy"
cluster: ats
- match:
path: "/ApplEs"
case_sensitive: true
route:
prefix_rewrite: "/oranGES"
cluster: instant-server
- match:
path: "/rewrite-host-with-header-value"
request_headers_to_add:
- header:
key: x-rewrite-host
value: rewrote
route:
cluster: ats
host_rewrite_header: x-rewrite-host
- match:
path: "/do-not-rewrite-host-with-header-value"
route:
cluster: ats
host_rewrite_header: x-rewrite-host
- match:
path: "/rewrite-host-with-path-regex/envoyproxy.io"
route:
cluster: ats
host_rewrite_path_regex:
pattern:
google_re2: {}
regex: "^/.+/(.+)$"
substitution: \1
- match:
prefix: "/"
route:
cluster: instant-server
timeout: 30s
virtual_clusters:
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/rides$"
- name: ":method"
exact_match: POST
name: ride_request
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/rides/\\d+$"
- name: ":method"
exact_match: PUT
name: update_ride
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/users/\\d+/chargeaccounts$"
- name: ":method"
exact_match: POST
name: cc_add
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/users$"
- name: ":method"
exact_match: POST
name: create_user_login
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/users/\\d+$"
- name: ":method"
exact_match: PUT
name: update_user
- headers:
- name: ":path"
safe_regex_match:
google_re2: {}
regex: "^/users/\\d+/location$"
- name: ":method"
exact_match: POST
name: ulu
)EOF";
NiceMock<Envoy::StreamInfo::MockStreamInfo> stream_info;
factory_context_.cluster_manager_.initializeClusters(
{"www2", "root_www2", "www2_staging", "wildcard", "wildcard2", "clock", "sheep",
"three_numbers", "four_numbers", "regex_default", "ats", "locations", "instant-server"},
{});
TestConfigImpl config(parseRouteConfigurationFromYaml(yaml), factory_context_, true);
// No host header, no x-forwarded-proto and no path header testing.
EXPECT_EQ(nullptr,
config.route(Http::TestRequestHeaderMapImpl{{":path", "/"}, {":method", "GET"}}, 0));
EXPECT_EQ(nullptr, config.route(Http::TestRequestHeaderMapImpl{{":authority", "foo"},
{":path", "/"},
{":method", "GET"}},
0));
EXPECT_EQ(nullptr, config.route(Http::TestRequestHeaderMapImpl{{":authority", "foo"},
{":method", "CONNECT"},
{"x-forwarded-proto", "http"}},
0));
// Base routing testing.
EXPECT_EQ("instant-server",
config.route(genHeaders("api.lyft.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("ats", config.route(genHeaders("api.lyft.com", "/api/leads/me", "GET"), 0)
->routeEntry()
->clusterName());
EXPECT_EQ("ats", config.route(genHeaders("api.lyft.com", "/api/application_data", "GET"), 0)
->routeEntry()
->clusterName());
EXPECT_EQ("locations",
config.route(genHeaders("api.lyft.com", "/api/locations?works=true", "GET"), 0)
->routeEntry()
->clusterName());
EXPECT_EQ("locations", config.route(genHeaders("api.lyft.com", "/api/locations", "GET"), 0)
->routeEntry()
->clusterName());
EXPECT_EQ("www2",
config.route(genHeaders("lyft.com", "/foo", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("root_www2",
config.route(genHeaders("wwww.lyft.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("www2",
config.route(genHeaders("LYFT.COM", "/foo", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("root_www2",
config.route(genHeaders("wWww.LyfT.coM", "/", "GET"), 0)->routeEntry()->clusterName());
// Wildcards
EXPECT_EQ("wildcard",
config.route(genHeaders("www.foo.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"wildcard",
config.route(genHeaders("foo-bar.baz.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("wildcard2",
config.route(genHeaders("-bar.baz.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("wildcard2",
config.route(genHeaders("bar.baz.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("instant-server",
config.route(genHeaders(".foo.com", "/", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("instant-server",
config.route(genHeaders("foo.com", "/", "GET"), 0)->routeEntry()->clusterName());
// Regular Expression matching
EXPECT_EQ("clock",
config.route(genHeaders("bat.com", "/tic", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("clock",
config.route(genHeaders("bat.com", "/toc", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tac", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tick", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/tic/toc", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("sheep",
config.route(genHeaders("bat.com", "/baa", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"sheep",
config.route(genHeaders("bat.com", "/baaaaaaaaaaaa", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat.com", "/ba", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat2.com", "/foo", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ("regex_default",
config.route(genHeaders("bat2.com", " ", "GET"), 0)->routeEntry()->clusterName());
// Regular Expression matching with query string params
EXPECT_EQ(
"clock",
config.route(genHeaders("bat.com", "/tic?tac=true", "GET"), 0)->routeEntry()->clusterName());
EXPECT_EQ(
"regex_default",
config.route(genHeaders("bat.com", "/tac?tic=true", "GET"), 0)->routeEntry()->clusterName());
// Timeout testing.
EXPECT_EQ(std::chrono::milliseconds(30000),
config.route(genHeaders("api.lyft.com", "/", "GET"), 0)->routeEntry()->timeout());
EXPECT_EQ(
std::chrono::milliseconds(15000),
config.route(genHeaders("api.lyft.com", "/api/leads/me", "GET"), 0)->routeEntry()->timeout());
// Prefix rewrite testing.
{
Http::TestRequestHeaderMapImpl headers = genHeaders("www.lyft.com", "/new_endpoint/foo", "GET");
const RouteEntry* route = config.route(headers, 0)->routeEntry();
EXPECT_EQ("www2", route->clusterName());
EXPECT_EQ("www2", virtualHostName(route));
EXPECT_EQ("/api/new_endpoint/foo", route->currentUrlPathAfterRewrite(headers));
route->finalizeRequestHeaders(headers, stream_info, true);
EXPECT_EQ("/api/new_endpoint/foo", headers.get_(Http::Headers::get().Path));
EXPECT_EQ("/new_endpoint/foo", headers.get_(Http::Headers::get().EnvoyOriginalPath));
}
// Prefix rewrite testing (x-envoy-* headers suppressed).
{
Http::TestRequestHeaderMapImpl headers = genHeaders("www.lyft.com", "/new_endpoint/foo", "GET");
const RouteEntry* route = config.route(headers, 0)->routeEntry();
EXPECT_EQ("www2", route->clusterName());
EXPECT_EQ("www2", virtualHostName(route));
EXPECT_EQ("/api/new_endpoint/foo", route->currentUrlPathAfterRewrite(headers));
route->finalizeRequestHeaders(headers, stream_info, false);
EXPECT_EQ("/api/new_endpoint/foo", headers.get_(Http::Headers::get().Path));
EXPECT_FALSE(headers.has(Http::Headers::get().EnvoyOriginalPath));
}
// Prefix rewrite on path match with query string params
{
Http::TestRequestHeaderMapImpl headers =
genHeaders("api.lyft.com", "/api/locations?works=true", "GET");
const RouteEntry* route = config.route(headers, 0)->routeEntry();
EXPECT_EQ("/rewrote?works=true", route->currentUrlPathAfterRewrite(headers));
route->finalizeRequestHeaders(headers, stream_info, true);
EXPECT_EQ("/rewrote?works=true", headers.get_(Http::Headers::get().Path));
}