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utun2/tests/test_chat_sync_stress.c

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// test_chat_sync_stress.c — 10 раундов: 100 батчей вставок + 1 синхронизация за раунд
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <time.h>
#include "../lib/platform_compat.h"
#include "test_utils.h"
#ifdef _WIN32
#include <windows.h>
#include <direct.h>
#else
#include <unistd.h>
#endif
#include "../src/utun_instance.h"
#include "../src/config_parser.h"
#include "../src/config_updater.h"
#include "../src/db_sync.h"
#include "../lib/u_async.h"
#include "../lib/debug_config.h"
#define ROUNDS 10
#define BATCHES_PER_ROUND 100
#define MAX_PER_BATCH 100
#define SYNC_TIMEOUT_TB 300000 // 30s
#define TOTAL_TIMEOUT_TB (ROUNDS * SYNC_TIMEOUT_TB + 600000)
#define POLL_INTERVAL_MS 5
#define NODE_ID_A 0xAAAAAAAAAAAAAAAAULL
#define NODE_ID_B 0xBBBBBBBBBBBBBBBBULL
#define INSTANCE_NAME "chat"
#define INSTANCE_ID 1
static struct UTUN_INSTANCE* inst_a = NULL;
static struct UTUN_INSTANCE* inst_b = NULL;
static struct DB_SYNC_INSTANCE* si_a = NULL;
static struct DB_SYNC_INSTANCE* si_b = NULL;
static struct UASYNC* ua = NULL;
static int test_phase = 0;
static void* timeout_id = NULL;
static uint32_t expected_total = 0;
static char log_path[320];
static unsigned int g_seed;
static char temp_dir[] = "/tmp/utun_chatsync_XXXXXX";
static char config_a[256], config_b[256];
static int port_a_srv, port_b_srv;
static int write_file(const char* path, const char* fmt, ...) {
va_list ap; FILE* f = fopen(path, "w"); if (!f) return -1;
va_start(ap, fmt); vfprintf(f, fmt, ap); va_end(ap); fclose(f); return 0;
}
static char* get_pubkey(const char* path) {
struct utun_config* cfg = parse_config(path); if (!cfg) return NULL;
char* pub = strdup(cfg->global.my_public_key_hex); free_config(cfg); return pub;
}
static int create_temp_configs(void) {
if (test_mkdtemp(temp_dir) != 0) { return -1; }
int base = 42000 + (getpid() % 15000);
port_a_srv = base; port_b_srv = base + 1;
snprintf(config_a, sizeof(config_a), "%s/a.conf", temp_dir);
snprintf(config_b, sizeof(config_b), "%s/b.conf", temp_dir);
char db_path[320];
snprintf(db_path, sizeof(db_path), "%s/db_a", temp_dir); utun_mkdir(db_path, 0755);
snprintf(db_path, sizeof(db_path), "%s/db_b", temp_dir); utun_mkdir(db_path, 0755);
snprintf(log_path, sizeof(log_path), "%s/test.log", temp_dir);
if (write_file(config_a,
"[global]\nmy_node_id=0xAAAAAAAAAAAAAAAA\ntun_ip=10.200.0.1/24\ntun_ifname=tun200\n"
"db_path=%s/db_a\ndb_sync_enabled=1\n\n"
"[server: srv_a]\naddr=127.0.0.1:%d\ntype=public\n\n[allowed_keys]\nallow_all=1\n",
temp_dir, port_a_srv) != 0) return -1;
if (config_ensure_keys_and_node_id(config_a) != 0) return -1;
char* pub_a = get_pubkey(config_a); if (!pub_a) return -1;
if (write_file(config_b,
"[global]\nmy_node_id=0xBBBBBBBBBBBBBBBB\ntun_ip=10.200.0.2/24\ntun_ifname=tun201\n"
"db_path=%s/db_b\ndb_sync_enabled=1\n\n"
"[server: srv_b]\naddr=127.0.0.1:%d\ntype=public\n\n"
"[client: to_a]\nkeepalive=1\npeer_public_key=%s\nlink=srv_b:127.0.0.1:%d\n\n"
"[allowed_keys]\nallow_all=1\n",
temp_dir, port_b_srv, pub_a, port_a_srv) != 0) { free(pub_a); return -1; }
free(pub_a);
if (config_ensure_keys_and_node_id(config_b) != 0) return -1;
return 0;
}
static void cleanup_temp_configs(void) {
unlink(config_a); unlink(config_b); unlink(log_path);
char pa[320];
snprintf(pa, sizeof(pa), "%s/db_a/sync", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_a/sync-wal", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_a/sync-shm", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_b/sync", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_b/sync-wal", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_b/sync-shm", temp_dir); unlink(pa);
snprintf(pa, sizeof(pa), "%s/db_a", temp_dir); test_rmdir(pa);
snprintf(pa, sizeof(pa), "%s/db_b", temp_dir); test_rmdir(pa);
test_rmdir(temp_dir);
}
static void test_timeout(void* arg) { (void)arg; test_phase = 2; }
static int wait_for(const char* desc, int timeout_tb) {
uint64_t start = get_time_tb();
uint32_t ca0 = si_a ? db_sync_count(si_a) : 0, cb0 = si_b ? db_sync_count(si_b) : 0;
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "SYNC_START %s A=%u B=%u expect=%u", desc, ca0, cb0, expected_total);
while ((db_sync_count(si_a) != expected_total || db_sync_count(si_b) != expected_total)
&& (get_time_tb() - start) < (uint64_t)timeout_tb && test_phase == 0)
uasync_poll(ua, POLL_INTERVAL_MS);
uint32_t ca = si_a ? db_sync_count(si_a) : 0, cb = si_b ? db_sync_count(si_b) : 0;
uint64_t elapsed = (get_time_tb() - start) / 10;
int ok = (ca == expected_total && cb == expected_total);
if (ok)
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "SYNC_DONE %s A=%u B=%u %llums", desc, ca, cb, (unsigned long long)elapsed);
else {
DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "SYNC_FAIL %s A=%u B=%u expect=%u %llums",
desc, ca, cb, expected_total, (unsigned long long)elapsed);
if (test_phase == 0) test_phase = 2;
}
return ok;
}
static int insert_batch(struct DB_SYNC_INSTANCE* si, int seq, int count, uint64_t node_id) {
if (count == 0) return 0;
uint64_t t0 = get_time_tb();
char buf[384];
for (int i = 0; i < count && test_phase == 0; i++) {
snprintf(buf, sizeof(buf),
"{\"seq\":%d,\"n\":%llu,\"ch\":\"test\",\"ct\":\"text\",\"d\":\"msg_%d\","
"\"pad\":\"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\"}",
seq + i, (unsigned long long)node_id, seq + i);
if (db_sync_insert(si, buf) < 0) {
DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "INSERT_FAIL seq=%d", seq + i);
return -1;
}
}
uint64_t dt = (get_time_tb() - t0) / 10;
if (dt > 50) DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "INSERT_BATCH %d recs %llums", count, (unsigned long long)dt);
return 0;
}
int main(void) {
g_seed = (unsigned int)time(NULL);
srand(g_seed);
debug_config_init();
debug_set_category_level(DEBUG_CATEGORY_DEBUG, DEBUG_LEVEL_WARN);
if (create_temp_configs() != 0) { fprintf(stderr, "FAIL: config creation\n"); return 1; }
debug_enable_file_output(log_path, 1);
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "START seed=%u temp=%s", g_seed, temp_dir);
utun_instance_set_tun_init_enabled(0);
ua = uasync_create();
if (!ua) { DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "uasync_create"); cleanup_temp_configs(); return 1; }
inst_a = utun_instance_create(ua, config_a);
inst_b = utun_instance_create(ua, config_b);
if (!inst_a || !inst_b) { DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "instance_create"); cleanup_temp_configs(); return 1; }
if (utun_instance_init(inst_a) != 0 || utun_instance_init(inst_b) != 0) {
DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "instance_init"); cleanup_temp_configs(); return 1;
}
si_a = db_sync_instance_add(inst_a, INSTANCE_NAME, INSTANCE_ID);
si_b = db_sync_instance_add(inst_b, INSTANCE_NAME, INSTANCE_ID);
if (!si_a || !si_b) { DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "db_sync_instance_add"); return 1; }
timeout_id = uasync_set_timeout(ua, TOTAL_TIMEOUT_TB, NULL, test_timeout, "total_timeout");
uint64_t t0 = get_time_tb();
// Phase 1: local
if (db_sync_insert(si_a, "{\"test\":1}") != 0
|| db_sync_insert(si_a, "{\"test\":2}") != 0
|| db_sync_count(si_a) != 2) {
DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "PHASE1_FAIL A=%u", db_sync_count(si_a));
test_phase = 2; goto cleanup;
}
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "PHASE1_OK A=%u", db_sync_count(si_a));
// Phase 2: initial sync
expected_total = 2;
if (!wait_for("phase2", SYNC_TIMEOUT_TB)) { test_phase = 2; goto cleanup; }
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "PHASE2_OK A=%u B=%u", db_sync_count(si_a), db_sync_count(si_b));
// Stress rounds
int global_seq = 3;
int rounds_ok = 0;
for (int r = 0; r < ROUNDS && test_phase == 0; r++) {
uint32_t added = 0, cnt_a = 0, cnt_b = 0;
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "ROUND%d_INSERT A=%u B=%u expect=%u",
r, db_sync_count(si_a), db_sync_count(si_b), expected_total);
for (int b = 0; b < BATCHES_PER_ROUND && test_phase == 0; b++) {
int n = rand() % (MAX_PER_BATCH + 1);
if (n == 0) continue;
int side = rand() & 1;
struct DB_SYNC_INSTANCE* si = side ? si_b : si_a;
uint64_t node = side ? NODE_ID_B : NODE_ID_A;
if (insert_batch(si, global_seq, n, node) < 0) { test_phase = 2; break; }
global_seq += n;
added += n;
expected_total += n;
if (side) cnt_b += n; else cnt_a += n;
if ((added & 127) == 127) uasync_poll(ua, POLL_INTERVAL_MS);
}
if (test_phase != 0) break;
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "ROUND%d_ADDED added=%u A=%u B=%u total=%u",
r, added, cnt_a, cnt_b, expected_total);
uint64_t ts = get_time_tb();
int synced = wait_for("round_sync", SYNC_TIMEOUT_TB);
uint64_t elapsed = (get_time_tb() - ts) / 10;
uint32_t ca = db_sync_count(si_a), cb = db_sync_count(si_b);
if (!synced || ca != expected_total || cb != expected_total) {
DEBUG_ERROR(DEBUG_CATEGORY_DEBUG, "ROUND%d_FAIL A=%u B=%u expect=%u sync=%llums",
r, ca, cb, expected_total, (unsigned long long)elapsed);
fprintf(stderr, "FAIL round %d: A=%u B=%u expected=%u\n", r, ca, cb, expected_total);
test_phase = 2; break;
}
rounds_ok++;
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "ROUND%d_OK sync=%llums A=%u B=%u",
r, (unsigned long long)elapsed, ca, cb);
}
uint64_t total_ms = (get_time_tb() - t0) / 10;
if (test_phase == 0)
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "ALL_OK rounds=%d A=%u B=%u total=%llums",
rounds_ok, db_sync_count(si_a), db_sync_count(si_b), (unsigned long long)total_ms);
cleanup:
DEBUG_WARN(DEBUG_CATEGORY_DEBUG, "CLEANUP A=%u B=%u phase=%d",
si_a ? db_sync_count(si_a) : 0, si_b ? db_sync_count(si_b) : 0, test_phase);
if (timeout_id && ua) { uasync_cancel_timeout(ua, timeout_id); timeout_id = NULL; }
if (si_a) { db_sync_instance_remove(si_a); si_a = NULL; }
if (si_b) { db_sync_instance_remove(si_b); si_b = NULL; }
if (inst_a) { inst_a->running = 0; utun_instance_destroy(inst_a); inst_a = NULL; }
if (inst_b) { inst_b->running = 0; utun_instance_destroy(inst_b); inst_b = NULL; }
if (ua) { uasync_destroy(ua, 0); ua = NULL; }
debug_disable_file_output();
int result = (test_phase == 0) ? 0 : 1;
fprintf(stderr, "=== %s seed=%u (log: %s) ===\n", result ? "FAIL" : "PASS", g_seed, log_path);
cleanup_temp_configs();
return result;
}