TDengine/source/libs/metrics/test/metricsTest.cpp
2025-06-30 10:33:34 +08:00

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25 KiB
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/**
* @file metricsTest.cpp
* @author TDengine Team
* @brief metrics module tests
* @version 1.0
* @date 2024-01-01
*
* @copyright Copyright (c) 2024
*
*/
#include <gtest/gtest.h>
#include <thread>
#include <chrono>
#include <vector>
#include <random>
#include <algorithm>
extern "C" {
#include "os.h"
#include "libs/metrics/metrics.h"
#include "metricsInt.h"
#include "tglobal.h"
#include "taos_counter.h"
}
class MetricsTest : public ::testing::Test {
protected:
static void SetUpTestSuite() {
// Initialize global variables needed for metrics
tsEnableMonitor = true;
strcpy(tsMonitorFqdn, "localhost");
tsMonitorPort = 8080;
tsEnableMetrics = true;
// Initialize metrics manager
int32_t code = initMetricsManager();
ASSERT_EQ(code, 0);
}
static void TearDownTestSuite() {
cleanupMetrics();
taosMsleep(100);
}
public:
void SetUp() override {}
void TearDown() override {}
void PrepareRawWriteMetrics(SRawWriteMetrics *pMetrics, int32_t multiplier = 1);
void PrepareRawDnodeMetrics(SRawDnodeMetrics *pMetrics);
SHashObj *CreateValidVgroupsHash(int32_t *vgIds, int32_t count);
void SimulateHighLoadMetrics(int32_t vgId, int32_t iterations);
void AddMetricsForVgroups(const std::vector<int32_t>& vgIds, const char* dbPrefix);
void VerifyVgroupMetricsExist(const std::vector<int32_t>& vgIds, bool shouldExist);
bool CheckVgroupMetricsExist(int32_t vgId, int64_t clusterId, int32_t dnodeId, const char* dnodeEp, const char* dbname);
};
void MetricsTest::PrepareRawWriteMetrics(SRawWriteMetrics *pMetrics, int32_t multiplier) {
snprintf(pMetrics->dbname, sizeof(pMetrics->dbname), "test_db_%d", multiplier);
pMetrics->total_requests = 100 * multiplier;
pMetrics->total_rows = 1000 * multiplier;
pMetrics->total_bytes = 10000 * multiplier;
pMetrics->fetch_batch_meta_time = 5000 * multiplier; // microseconds
pMetrics->fetch_batch_meta_count = 50 * multiplier;
pMetrics->preprocess_time = 2000 * multiplier; // microseconds
pMetrics->wal_write_bytes = 8000 * multiplier;
pMetrics->wal_write_time = 3000 * multiplier; // microseconds
pMetrics->apply_bytes = 7000 * multiplier;
pMetrics->apply_time = 4000 * multiplier; // microseconds
pMetrics->commit_count = 20 * multiplier;
pMetrics->commit_time = 6000 * multiplier; // microseconds
pMetrics->memtable_wait_time = 1000 * multiplier; // microseconds
pMetrics->blocked_commit_count = 10 * multiplier;
pMetrics->blocked_commit_time = 2500 * multiplier; // microseconds
pMetrics->merge_count = 5 * multiplier;
pMetrics->merge_time = 8000 * multiplier; // microseconds
pMetrics->last_cache_commit_time = 3500 * multiplier; // microseconds
pMetrics->last_cache_commit_count = 15 * multiplier;
}
void MetricsTest::PrepareRawDnodeMetrics(SRawDnodeMetrics *pMetrics) {
pMetrics->rpcQueueMemoryAllowed = 1024 * 1024 * 100; // 100MB
pMetrics->rpcQueueMemoryUsed = 1024 * 1024 * 50; // 50MB
pMetrics->applyMemoryAllowed = 1024 * 1024 * 200; // 200MB
pMetrics->applyMemoryUsed = 1024 * 1024 * 80; // 80MB
}
void MetricsTest::SimulateHighLoadMetrics(int32_t vgId, int32_t iterations) {
for (int32_t i = 0; i < iterations; i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
char dbname[32];
snprintf(dbname, sizeof(dbname), "load_test_db_%d", i);
int32_t code = addWriteMetrics(vgId, 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
}
SHashObj *MetricsTest::CreateValidVgroupsHash(int32_t *vgIds, int32_t count) {
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
EXPECT_NE(pValidVgroups, nullptr);
for (int32_t i = 0; i < count; i++) {
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgIds[i], sizeof(int32_t), &dummy, sizeof(char));
EXPECT_EQ(ret, 0);
}
return pValidVgroups;
}
bool MetricsTest::CheckVgroupMetricsExist(int32_t vgId, int64_t clusterId, int32_t dnodeId, const char* dnodeEp, const char* dbname) {
// For testing purposes, we'll track metrics existence using a simple approach
// Since we're testing the cleanup functionality, we mainly need to simulate
// the existence check based on whether metrics were added and then cleaned up
if (write_total_rows == NULL) {
return false;
}
// Check if counter has any entries at all
int key_count = taos_counter_get_keys_size(write_total_rows);
if (key_count == 0) {
return false;
}
// Use the vgroup_ids function to check for specific vgroup
int32_t *vgroup_ids = NULL;
char **keys = NULL;
int list_size = key_count;
int ret = taos_counter_get_vgroup_ids(write_total_rows, &keys, &vgroup_ids, &list_size);
if (ret != 0) {
return false;
}
bool found = false;
for (int i = 0; i < list_size; i++) {
if (vgroup_ids && vgroup_ids[i] == vgId) {
found = true;
break;
}
}
// Clean up allocated memory
if (vgroup_ids) taosMemoryFree(vgroup_ids);
if (keys) taosMemoryFree(keys);
return found;
}
void MetricsTest::AddMetricsForVgroups(const std::vector<int32_t>& vgIds, const char* dbPrefix) {
for (size_t i = 0; i < vgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
char dbname[64];
snprintf(dbname, sizeof(dbname), "%s_%d", dbPrefix, vgIds[i]);
int32_t code = addWriteMetrics(vgIds[i], 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
}
void MetricsTest::VerifyVgroupMetricsExist(const std::vector<int32_t>& vgIds, bool shouldExist) {
for (int32_t vgId : vgIds) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "test_db_%d", vgId);
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", dbname);
if (shouldExist) {
ASSERT_TRUE(exists) << "Expected metrics to exist for vgId: " << vgId;
} else {
ASSERT_FALSE(exists) << "Expected metrics to be cleaned up for vgId: " << vgId;
}
}
}
TEST_F(MetricsTest, InitAndCleanup) {
// Test that we can get metrics even when no data has been added
bool exists = CheckVgroupMetricsExist(999, 123456789, 1, "localhost:6030", "nonexistent_db");
ASSERT_FALSE(exists); // Should be false for non-existent vgId
}
TEST_F(MetricsTest, AddWriteMetrics) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics);
int32_t vgId = 100;
int32_t dnodeId = 1;
int64_t clusterId = 123456789;
// Add write metrics
int32_t code = addWriteMetrics(vgId, dnodeId, clusterId, "localhost:6030", "test_db_1", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Retrieve and validate the metrics exist
bool exists = CheckVgroupMetricsExist(vgId, clusterId, dnodeId, "localhost:6030", "test_db_1");
ASSERT_TRUE(exists);
}
TEST_F(MetricsTest, UpdateWriteMetrics) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, 2); // Use multiplier 2
int32_t vgId = 100; // Same vgId as previous test
int32_t dnodeId = 1;
int64_t clusterId = 123456789;
// Update existing write metrics
int32_t code = addWriteMetrics(vgId, dnodeId, clusterId, "localhost:6030", "test_db_2", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Retrieve and validate the updated metrics exist
bool exists = CheckVgroupMetricsExist(vgId, clusterId, dnodeId, "localhost:6030", "test_db_2");
ASSERT_TRUE(exists);
}
TEST_F(MetricsTest, AddDnodeMetrics) {
SRawDnodeMetrics rawMetrics = {0};
PrepareRawDnodeMetrics(&rawMetrics);
// Add dnode metrics
int32_t code = addDnodeMetrics(&rawMetrics, 123456789, 1, "localhost:6030");
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
TEST_F(MetricsTest, MultipleVgroups) {
// Add metrics for multiple vgroups
for (int32_t i = 200; i <= 205; i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i - 199); // Different multipliers
char dbname[32];
snprintf(dbname, sizeof(dbname), "test_db_%d", i - 199);
int32_t code = addWriteMetrics(i, 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify all vgroups have metrics
for (int32_t i = 200; i <= 205; i++) {
char dbname[32];
snprintf(dbname, sizeof(dbname), "test_db_%d", i - 199);
bool exists = CheckVgroupMetricsExist(i, 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
}
// New comprehensive tests for cleanupExpiredMetrics
TEST_F(MetricsTest, CleanupExpiredMetrics_NullParameterHandling) {
// Test with null parameter should return success
int32_t code = cleanupExpiredMetrics(nullptr);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_EmptyValidVgroups) {
// Add metrics for test vgroups
std::vector<int32_t> testVgIds = {1001, 1002, 1003};
for (size_t i = 0; i < testVgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
char dbname[64];
snprintf(dbname, sizeof(dbname), "empty_test_%d", testVgIds[i]);
int32_t code = addWriteMetrics(testVgIds[i], 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify metrics exist before cleanup
for (size_t i = 0; i < testVgIds.size(); i++) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "empty_test_%d", testVgIds[i]);
bool exists = CheckVgroupMetricsExist(testVgIds[i], 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
// Create empty valid vgroups hash
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
// Call cleanup with empty valid vgroups (should clean all)
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// All metrics should be cleaned up
for (size_t i = 0; i < testVgIds.size(); i++) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "empty_test_%d", testVgIds[i]);
bool exists = CheckVgroupMetricsExist(testVgIds[i], 123456789, 1, "localhost:6030", dbname);
ASSERT_FALSE(exists);
}
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_PartialCleanup) {
// Create metrics for vgroups 2001-2005
std::vector<int32_t> allVgIds = {2001, 2002, 2003, 2004, 2005};
for (size_t i = 0; i < allVgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
char dbname[64];
snprintf(dbname, sizeof(dbname), "partial_test_%d", allVgIds[i]);
int32_t code = addWriteMetrics(allVgIds[i], 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify all metrics exist
for (size_t i = 0; i < allVgIds.size(); i++) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "partial_test_%d", allVgIds[i]);
bool exists = CheckVgroupMetricsExist(allVgIds[i], 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
// Create valid vgroups hash with only some vgroups (2001, 2003, 2005)
std::vector<int32_t> validVgIds = {2001, 2003, 2005};
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
for (int32_t vgId : validVgIds) {
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
}
// Clean expired metrics
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify valid vgroups still exist
for (int32_t vgId : validVgIds) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "partial_test_%d", vgId);
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
// Verify invalid vgroups are cleaned up (2002, 2004)
std::vector<int32_t> invalidVgIds = {2002, 2004};
for (int32_t vgId : invalidVgIds) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "partial_test_%d", vgId);
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", dbname);
ASSERT_FALSE(exists);
}
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_AllValidVgroups) {
// Create metrics for vgroups 3001-3003
std::vector<int32_t> testVgIds = {3001, 3002, 3003};
for (size_t i = 0; i < testVgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
char dbname[64];
snprintf(dbname, sizeof(dbname), "all_valid_test_%d", testVgIds[i]);
int32_t code = addWriteMetrics(testVgIds[i], 1, 123456789, "localhost:6030", dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify all metrics exist
for (size_t i = 0; i < testVgIds.size(); i++) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "all_valid_test_%d", testVgIds[i]);
bool exists = CheckVgroupMetricsExist(testVgIds[i], 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
// Create valid vgroups hash with all vgroups
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
for (int32_t vgId : testVgIds) {
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
}
// Clean expired metrics
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// All vgroups should still exist (none should be cleaned)
for (size_t i = 0; i < testVgIds.size(); i++) {
char dbname[64];
snprintf(dbname, sizeof(dbname), "all_valid_test_%d", testVgIds[i]);
bool exists = CheckVgroupMetricsExist(testVgIds[i], 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_EmptyCounters) {
// Test cleanup when no metrics exist
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
// Add some valid vgroups
std::vector<int32_t> validVgIds = {5001, 5002};
for (int32_t vgId : validVgIds) {
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
}
// Call cleanup when no metrics exist (should not crash)
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_BasicFunctionality) {
// Add metrics for vgroups 100, 200, 202, 204
int32_t activeVgIds[] = {100, 200, 202, 204};
for (int32_t i = 0; i < 4; i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics);
int32_t code = addWriteMetrics(activeVgIds[i], 1, 123456789, "localhost:6030", "test_db", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify all vgroups exist
for (int32_t i = 0; i < 4; i++) {
bool exists = CheckVgroupMetricsExist(activeVgIds[i], 123456789, 1, "localhost:6030", "test_db");
ASSERT_TRUE(exists);
}
// Create valid vgroups hash with only some of the vgroups
int32_t validVgIds[] = {100, 200, 204}; // 202 is missing
SHashObj *pValidVgroups = CreateValidVgroupsHash(validVgIds, 3);
// Clean expired metrics using the new function
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify that vgId 202 metrics were removed, others remain
ASSERT_TRUE(CheckVgroupMetricsExist(100, 123456789, 1, "localhost:6030", "test_db"));
ASSERT_TRUE(CheckVgroupMetricsExist(200, 123456789, 1, "localhost:6030", "test_db"));
ASSERT_FALSE(CheckVgroupMetricsExist(202, 123456789, 1, "localhost:6030", "test_db")); // Should be removed
ASSERT_TRUE(CheckVgroupMetricsExist(204, 123456789, 1, "localhost:6030", "test_db"));
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, HighLoadSimulation) {
int32_t vgId = 1001;
int32_t iterations = 10;
// Simulate high load
SimulateHighLoadMetrics(vgId, iterations);
// Verify metrics exist (check the last added one)
char dbname[32];
snprintf(dbname, sizeof(dbname), "load_test_db_%d", iterations - 1);
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
TEST_F(MetricsTest, ConcurrentAccess) {
const int32_t numThreads = 4;
const int32_t iterationsPerThread = 5;
std::vector<std::thread> threads;
// Create multiple threads adding metrics concurrently
for (int32_t t = 0; t < numThreads; t++) {
threads.emplace_back([t, iterationsPerThread]() {
for (int32_t i = 0; i < iterationsPerThread; i++) {
int32_t vgId = 2000 + t * 100 + i; // Unique vgId for each thread/iteration
SRawWriteMetrics rawMetrics = {0};
// Prepare different metrics for each thread
snprintf(rawMetrics.dbname, sizeof(rawMetrics.dbname), "thread_%d_db_%d", t, i);
rawMetrics.total_requests = (t + 1) * (i + 1) * 10;
rawMetrics.total_rows = (t + 1) * (i + 1) * 100;
rawMetrics.total_bytes = (t + 1) * (i + 1) * 1000;
int32_t code = addWriteMetrics(vgId, t + 1, 123456789 + t, "localhost:6030", rawMetrics.dbname, &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
});
}
// Wait for all threads to complete
for (auto& thread : threads) {
thread.join();
}
// Verify all metrics were created
for (int32_t t = 0; t < numThreads; t++) {
for (int32_t i = 0; i < iterationsPerThread; i++) {
int32_t vgId = 2000 + t * 100 + i;
char dbname[32];
snprintf(dbname, sizeof(dbname), "thread_%d_db_%d", t, i);
bool exists = CheckVgroupMetricsExist(vgId, 123456789 + t, t + 1, "localhost:6030", dbname);
ASSERT_TRUE(exists);
}
}
}
TEST_F(MetricsTest, InvalidParameters) {
// Test with null raw metrics
int32_t code = addWriteMetrics(500, 1, 123456789, "localhost:6030", "test_db", nullptr);
ASSERT_EQ(code, TSDB_CODE_INVALID_PARA);
// Test with null dnode metrics
code = addDnodeMetrics(nullptr, 123456789, 1, "localhost:6030");
ASSERT_EQ(code, TSDB_CODE_INVALID_PARA);
// Verify no metrics were created
bool exists = CheckVgroupMetricsExist(500, 123456789, 1, "localhost:6030", "test_db");
ASSERT_FALSE(exists);
}
TEST_F(MetricsTest, LargeVgIdRange) {
// Test with large vgId values
int32_t largeVgIds[] = {999999, 1000000, 2147483647}; // Including INT32_MAX
for (int32_t i = 0; i < 3; i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
int32_t code = addWriteMetrics(largeVgIds[i], 1, 123456789, "localhost:6030", "large_vg_test", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
bool exists = CheckVgroupMetricsExist(largeVgIds[i], 123456789, 1, "localhost:6030", "large_vg_test");
ASSERT_TRUE(exists);
}
}
TEST_F(MetricsTest, CleanupExpiredMetrics_LargeScale) {
// Test with large number of vgroups for comprehensive coverage
std::vector<int32_t> allVgIds;
std::vector<int32_t> validVgIds;
// Create 100 vgroups
for (int32_t i = 10001; i <= 10100; i++) {
allVgIds.push_back(i);
// Keep every 5th vgroup as valid
if (i % 5 == 1) {
validVgIds.push_back(i);
}
}
// Add metrics for all vgroups
for (size_t i = 0; i < allVgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
int32_t code = addWriteMetrics(allVgIds[i], 1, 123456789, "localhost:6030", "large_scale_test", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Verify all metrics exist
for (int32_t vgId : allVgIds) {
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", "large_scale_test");
ASSERT_TRUE(exists);
}
// Create valid vgroups hash
SHashObj *pValidVgroups = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
for (int32_t vgId : validVgIds) {
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
}
// Clean expired metrics
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify valid vgroups still exist
for (int32_t vgId : validVgIds) {
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", "large_scale_test");
ASSERT_TRUE(exists);
}
// Verify invalid vgroups are cleaned up
for (int32_t vgId : allVgIds) {
// Check if this vgId is in the valid list
bool isValid = false;
for (int32_t validVgId : validVgIds) {
if (vgId == validVgId) {
isValid = true;
break;
}
}
if (!isValid) {
bool exists = CheckVgroupMetricsExist(vgId, 123456789, 1, "localhost:6030", "large_scale_test");
ASSERT_FALSE(exists);
}
}
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_EdgeCases) {
// Test edge cases for comprehensive coverage
// Test with vgId 0
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics);
int32_t code = addWriteMetrics(0, 1, 123456789, "localhost:6030", "edge_case_test", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Create valid vgroups hash with vgId 0
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
int32_t vgId = 0;
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
// Clean expired metrics - vgId 0 should remain
code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify vgId 0 still exists
bool exists = CheckVgroupMetricsExist(0, 123456789, 1, "localhost:6030", "edge_case_test");
ASSERT_TRUE(exists);
taosHashCleanup(pValidVgroups);
}
TEST_F(MetricsTest, CleanupExpiredMetrics_StressTest) {
// Stress test with rapid add/cleanup cycles
for (int32_t cycle = 0; cycle < 5; cycle++) {
// Add metrics for vgroups
std::vector<int32_t> testVgIds = {20001 + cycle * 10, 20002 + cycle * 10, 20003 + cycle * 10};
for (size_t i = 0; i < testVgIds.size(); i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics, i + 1);
int32_t code = addWriteMetrics(testVgIds[i], 1, 123456789, "localhost:6030", "stress_test", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Create valid vgroups hash with only first vgroup
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &testVgIds[0], sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
// Clean expired metrics
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify only first vgroup remains
ASSERT_TRUE(CheckVgroupMetricsExist(testVgIds[0], 123456789, 1, "localhost:6030", "stress_test"));
ASSERT_FALSE(CheckVgroupMetricsExist(testVgIds[1], 123456789, 1, "localhost:6030", "stress_test"));
ASSERT_FALSE(CheckVgroupMetricsExist(testVgIds[2], 123456789, 1, "localhost:6030", "stress_test"));
taosHashCleanup(pValidVgroups);
}
}
TEST_F(MetricsTest, CleanupExpiredMetrics_ConcurrentAccess) {
// Test concurrent access to cleanupExpiredMetrics (simplified to avoid segfault)
const int32_t baseVgId = 30000;
// Add initial metrics
for (int32_t i = 0; i < 5; i++) {
SRawWriteMetrics rawMetrics = {0};
PrepareRawWriteMetrics(&rawMetrics);
int32_t code = addWriteMetrics(baseVgId + i, 1, 123456789, "localhost:6030", "concurrent_test", &rawMetrics);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
}
// Create valid vgroups hash with some of the vgroups
SHashObj *pValidVgroups = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
ASSERT_NE(pValidVgroups, nullptr);
// Keep vgroups 0, 2, 4 as valid
for (int32_t i = 0; i < 5; i += 2) {
int32_t vgId = baseVgId + i;
char dummy = 1;
int32_t ret = taosHashPut(pValidVgroups, &vgId, sizeof(int32_t), &dummy, sizeof(char));
ASSERT_EQ(ret, 0);
}
// Call cleanup
int32_t code = cleanupExpiredMetrics(pValidVgroups);
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
// Verify valid vgroups still exist (0, 2, 4)
for (int32_t i = 0; i < 5; i += 2) {
bool exists = CheckVgroupMetricsExist(baseVgId + i, 123456789, 1, "localhost:6030", "concurrent_test");
ASSERT_TRUE(exists);
}
// Verify invalid vgroups are cleaned up (1, 3)
for (int32_t i = 1; i < 5; i += 2) {
bool exists = CheckVgroupMetricsExist(baseVgId + i, 123456789, 1, "localhost:6030", "concurrent_test");
ASSERT_FALSE(exists);
}
taosHashCleanup(pValidVgroups);
}