Files
clio/unittests/rpc/handlers/ServerInfoTests.cpp
2024-03-20 18:15:57 +00:00

452 lines
17 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2023, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include "rpc/Errors.hpp"
#include "rpc/common/AnyHandler.hpp"
#include "rpc/common/Types.hpp"
#include "rpc/handlers/ServerInfo.hpp"
#include "util/Fixtures.hpp"
#include "util/MockCounters.hpp"
#include "util/MockETLService.hpp"
#include "util/MockLoadBalancer.hpp"
#include "util/MockSubscriptionManager.hpp"
#include "util/TestObject.hpp"
#include <boost/json/object.hpp>
#include <boost/json/parse.hpp>
#include <boost/json/serialize.hpp>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <chrono>
#include <optional>
using namespace rpc;
namespace json = boost::json;
using namespace testing;
using TestServerInfoHandler =
BaseServerInfoHandler<MockSubscriptionManager, MockLoadBalancer, MockETLService, MockCounters>;
constexpr static auto LEDGERHASH = "4BC50C9B0D8515D3EAAE1E74B29A95804346C491EE1A95BF25E4AAB854A6A652";
constexpr static auto CLIENTIP = "1.1.1.1";
class RPCServerInfoHandlerTest : public HandlerBaseTest,
public MockLoadBalancerTest,
public MockSubscriptionManagerTest,
public MockCountersTest {
protected:
void
SetUp() override
{
HandlerBaseTest::SetUp();
MockLoadBalancerTest::SetUp();
MockSubscriptionManagerTest::SetUp();
MockCountersTest::SetUp();
backend->setRange(10, 30);
}
void
TearDown() override
{
MockCountersTest::TearDown();
MockSubscriptionManagerTest::TearDown();
MockLoadBalancerTest::TearDown();
HandlerBaseTest::TearDown();
}
static void
validateNormalOutput(rpc::ReturnType const& output)
{
ASSERT_TRUE(output);
auto const& result = output.value().as_object();
EXPECT_TRUE(result.contains("info"));
auto const& info = result.at("info").as_object();
EXPECT_TRUE(info.contains("complete_ledgers"));
EXPECT_STREQ(info.at("complete_ledgers").as_string().c_str(), "10-30");
EXPECT_TRUE(info.contains("load_factor"));
EXPECT_TRUE(info.contains("clio_version"));
EXPECT_TRUE(info.contains("libxrpl_version"));
EXPECT_TRUE(info.contains("validated_ledger"));
EXPECT_TRUE(info.contains("time"));
EXPECT_TRUE(info.contains("uptime"));
auto const& validated = info.at("validated_ledger").as_object();
EXPECT_TRUE(validated.contains("age"));
EXPECT_EQ(validated.at("age").as_uint64(), 3u);
EXPECT_TRUE(validated.contains("hash"));
EXPECT_STREQ(validated.at("hash").as_string().c_str(), LEDGERHASH);
EXPECT_TRUE(validated.contains("seq"));
EXPECT_EQ(validated.at("seq").as_uint64(), 30u);
EXPECT_TRUE(validated.contains("base_fee_xrp"));
EXPECT_EQ(validated.at("base_fee_xrp").as_double(), 1e-06);
EXPECT_TRUE(validated.contains("reserve_base_xrp"));
EXPECT_EQ(validated.at("reserve_base_xrp").as_double(), 3e-06);
EXPECT_TRUE(validated.contains("reserve_inc_xrp"));
EXPECT_EQ(validated.at("reserve_inc_xrp").as_double(), 2e-06);
auto const& cache = info.at("cache").as_object();
EXPECT_TRUE(cache.contains("size"));
EXPECT_TRUE(cache.contains("is_full"));
EXPECT_TRUE(cache.contains("latest_ledger_seq"));
EXPECT_TRUE(cache.contains("object_hit_rate"));
EXPECT_TRUE(cache.contains("successor_hit_rate"));
}
static void
validateAdminOutput(rpc::ReturnType const& output, bool shouldHaveBackendCounters = false)
{
auto const& result = output.value().as_object();
auto const& info = result.at("info").as_object();
EXPECT_TRUE(info.contains("etl"));
EXPECT_TRUE(info.contains("counters"));
if (shouldHaveBackendCounters) {
ASSERT_TRUE(info.contains("backend_counters")) << boost::json::serialize(info);
EXPECT_TRUE(info.at("backend_counters").is_object());
EXPECT_TRUE(!info.at("backend_counters").as_object().empty());
}
}
static void
validateRippledOutput(rpc::ReturnType const& output)
{
auto const& result = output.value().as_object();
auto const& info = result.at("info").as_object();
EXPECT_TRUE(info.contains("load_factor"));
EXPECT_EQ(info.at("load_factor").as_int64(), 234);
EXPECT_TRUE(info.contains("validation_quorum"));
EXPECT_EQ(info.at("validation_quorum").as_int64(), 456);
EXPECT_TRUE(info.contains("rippled_version"));
EXPECT_STREQ(info.at("rippled_version").as_string().c_str(), "1234");
EXPECT_TRUE(info.contains("network_id"));
EXPECT_EQ(info.at("network_id").as_int64(), 2);
}
static void
validateCacheOutput(rpc::ReturnType const& output)
{
auto const& result = output.value().as_object();
auto const& info = result.at("info").as_object();
auto const& cache = info.at("cache").as_object();
EXPECT_EQ(cache.at("size").as_uint64(), 1u);
EXPECT_EQ(cache.at("is_full").as_bool(), false);
EXPECT_EQ(cache.at("latest_ledger_seq").as_uint64(), 30u);
EXPECT_EQ(cache.at("object_hit_rate").as_double(), 1.0);
EXPECT_EQ(cache.at("successor_hit_rate").as_double(), 1.0);
}
};
TEST_F(RPCServerInfoHandlerTest, NoLedgerInfoErrorsOutWithInternal)
{
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(std::nullopt));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield});
ASSERT_FALSE(output);
auto const err = rpc::makeError(output.error());
EXPECT_EQ(err.at("error").as_string(), "internal");
EXPECT_EQ(err.at("error_message").as_string(), "Internal error.");
});
}
TEST_F(RPCServerInfoHandlerTest, NoFeesErrorsOutWithInternal)
{
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30);
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(std::nullopt));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield});
ASSERT_FALSE(output);
auto const err = rpc::makeError(output.error());
EXPECT_EQ(err.at("error").as_string(), "internal");
EXPECT_EQ(err.at("error_message").as_string(), "Internal error.");
});
}
TEST_F(RPCServerInfoHandlerTest, DefaultOutputIsPresent)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawBalancerPtr, forwardToRippled(testing::_, testing::Eq(CLIENTIP), testing::_))
.WillOnce(Return(std::nullopt));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(false));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield, {}, false, CLIENTIP});
validateNormalOutput(output);
// no admin section present by default
auto const& result = output.value().as_object();
auto const& info = result.at("info").as_object();
EXPECT_FALSE(info.contains("etl"));
EXPECT_FALSE(info.contains("counters"));
});
}
TEST_F(RPCServerInfoHandlerTest, AmendmentBlockedIsPresentIfSet)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawBalancerPtr, forwardToRippled(testing::_, testing::Eq(CLIENTIP), testing::_))
.WillOnce(Return(std::nullopt));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(true));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield, {}, false, CLIENTIP});
validateNormalOutput(output);
auto const& info = output.value().as_object().at("info").as_object();
EXPECT_TRUE(info.contains("amendment_blocked"));
EXPECT_EQ(info.at("amendment_blocked").as_bool(), true);
});
}
TEST_F(RPCServerInfoHandlerTest, AdminSectionPresentWhenAdminFlagIsSet)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockSubscriptionManager* rawSubscriptionManagerPtr = mockSubscriptionManagerPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const empty = json::object{};
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawBalancerPtr, forwardToRippled).WillOnce(Return(empty));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(false));
// admin calls
EXPECT_CALL(*rawCountersPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawSubscriptionManagerPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawETLServicePtr, getInfo).WillOnce(Return(empty));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield, {}, true});
validateNormalOutput(output);
validateAdminOutput(output);
});
}
TEST_F(RPCServerInfoHandlerTest, BackendCountersPresentWhenRequestWithParam)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockSubscriptionManager* rawSubscriptionManagerPtr = mockSubscriptionManagerPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const empty = json::object{};
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawBalancerPtr, forwardToRippled).WillOnce(Return(empty));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(false));
// admin calls
EXPECT_CALL(*rawCountersPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawSubscriptionManagerPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawETLServicePtr, getInfo).WillOnce(Return(empty));
EXPECT_CALL(*backend, stats).WillOnce(Return(boost::json::object{{"read_cout", 10}, {"write_count", 3}}));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse(R"(
{
"backend_counters": true
}
)");
auto const output = handler.process(req, Context{yield, {}, true});
validateNormalOutput(output);
validateAdminOutput(output, true);
});
}
TEST_F(RPCServerInfoHandlerTest, RippledForwardedValuesPresent)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockSubscriptionManager* rawSubscriptionManagerPtr = mockSubscriptionManagerPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const empty = json::object{};
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(false));
auto const rippledObj = json::parse(R"({
"result": {
"info": {
"build_version": "1234",
"validation_quorum": 456,
"load_factor": 234,
"network_id": 2
}
}
})");
EXPECT_CALL(*rawBalancerPtr, forwardToRippled).WillOnce(Return(rippledObj.as_object()));
// admin calls
EXPECT_CALL(*rawCountersPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawSubscriptionManagerPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawETLServicePtr, getInfo).WillOnce(Return(empty));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield, {}, true});
validateNormalOutput(output);
validateAdminOutput(output);
validateRippledOutput(output);
});
}
TEST_F(RPCServerInfoHandlerTest, RippledForwardedValuesMissingNoExceptionThrown)
{
MockLoadBalancer* rawBalancerPtr = mockLoadBalancerPtr.get();
MockCounters* rawCountersPtr = mockCountersPtr.get();
MockSubscriptionManager* rawSubscriptionManagerPtr = mockSubscriptionManagerPtr.get();
MockETLService* rawETLServicePtr = mockETLServicePtr.get();
auto const empty = json::object{};
auto const ledgerinfo = CreateLedgerInfo(LEDGERHASH, 30, 3); // 3 seconds old
EXPECT_CALL(*backend, fetchLedgerBySequence).WillOnce(Return(ledgerinfo));
auto const feeBlob = CreateLegacyFeeSettingBlob(1, 2, 3, 4, 0);
EXPECT_CALL(*backend, doFetchLedgerObject).WillOnce(Return(feeBlob));
EXPECT_CALL(*rawCountersPtr, uptime).WillOnce(Return(std::chrono::seconds{1234}));
EXPECT_CALL(*rawETLServicePtr, isAmendmentBlocked).WillOnce(Return(false));
auto const rippledObj = json::parse(R"({
"result": {
"info": {}
}
})");
EXPECT_CALL(*rawBalancerPtr, forwardToRippled).WillOnce(Return(rippledObj.as_object()));
// admin calls
EXPECT_CALL(*rawCountersPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawSubscriptionManagerPtr, report).WillOnce(Return(empty));
EXPECT_CALL(*rawETLServicePtr, getInfo).WillOnce(Return(empty));
auto const handler = AnyHandler{TestServerInfoHandler{
backend, mockSubscriptionManagerPtr, mockLoadBalancerPtr, mockETLServicePtr, *mockCountersPtr
}};
runSpawn([&](auto yield) {
auto const req = json::parse("{}");
auto const output = handler.process(req, Context{yield, {}, true});
validateNormalOutput(output);
validateAdminOutput(output);
});
}
// TODO: In the future we'd like to refactor to add mock and test for cache