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feat(net): count every server's packets and send a traffic report every 5 seconds

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TrafficStats keeps packets and bytes in and out per second and the busiest
packet and game message types. dServer counts at its send and receive calls
and adds RakNet's connection statistics (datagrams, resends, ping); the report
goes to master as SERVER_TRAFFIC (appended), which passes it to the dashboard.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Aaron Kimbrell
2026-09-27 08:44:03 -05:00
parent 623ab58afb
commit 13ad679df1
12 changed files with 1015 additions and 1 deletions
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56
tests/dGameTests/dNetTests/ServerTrafficTests.cpp Normal file
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#include <gtest/gtest.h>
#include "master/ServerTraffic.h"
using namespace TrafficStats;
TEST(ServerTrafficTest, ServerTrafficRoundTrips) {
ServerTraffic sent;
sent.serverType = ServiceType::WORLD;
sent.zoneId = 1100;
sent.instanceId = 3;
Second second{ .time = 1700000000, .packetsIn = 5, .packetsOut = 9, .bytesIn = 500, .bytesOut = 9000, .httpRequests = 2 };
second.httpStatus[1] = 2;
second.httpLatency.Add(1200);
second.httpLatency.Add(30000);
sent.report.seconds = { second, Second{ .time = 1700000001 } };
sent.report.messages = { MessageCount{ MessageKey{ true, 5, 12, 1234 }, 7, 700 } };
RouteStats route{ .route = "GET /api/players/:id", .count = 2, .bytesOut = 99 };
route.status[1] = 2;
route.latency.Add(800, 2);
sent.report.routes = { route };
sent.report.link = { 12, 100, 90, 10000, 9000, 3, 1, 42 };
sent.report.gauges = { { "workers_busy", 2.0 } };
RakNet::BitStream stream;
sent.WritePacket(stream);
LUBitStream header;
ASSERT_TRUE(header.ReadHeader(stream));
EXPECT_EQ(header.internalPacketID, static_cast<uint32_t>(MessageType::Master::SERVER_TRAFFIC));
ServerTraffic got;
ASSERT_TRUE(got.Deserialize(stream));
EXPECT_EQ(got.serverType, ServiceType::WORLD);
EXPECT_EQ(got.zoneId, 1100u);
EXPECT_EQ(got.instanceId, 3u);
ASSERT_EQ(got.report.seconds.size(), 2u);
EXPECT_EQ(got.report.seconds[0].bytesOut, 9000u);
EXPECT_EQ(got.report.seconds[0].httpStatus[1], 2u);
EXPECT_EQ(got.report.seconds[0].httpLatency.Count(), 2u);
EXPECT_EQ(got.report.seconds[0].httpLatency.Sum(), 31200u);
ASSERT_EQ(got.report.messages.size(), 1u);
EXPECT_EQ(got.report.messages[0].key, (MessageKey{ true, 5, 12, 1234 }));
ASSERT_EQ(got.report.routes.size(), 1u);
EXPECT_EQ(got.report.routes[0].route, "GET /api/players/:id");
EXPECT_EQ(got.report.routes[0].latency.Count(), 2u);
EXPECT_EQ(got.report.link.averagePingMs, 42u);
EXPECT_EQ(got.report.link.connections, 12u);
ASSERT_EQ(got.report.gauges.size(), 1u);
EXPECT_EQ(got.report.gauges[0].first, "workers_busy");
// Truncated reports are refused
RakNet::BitStream partial(stream.GetData(), stream.GetNumberOfBytesUsed() - 3, true);
LUBitStream skip;
ASSERT_TRUE(skip.ReadHeader(partial));
ServerTraffic broken;
EXPECT_FALSE(broken.Deserialize(partial));
}