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eeb3436 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | const path = require("path");
const { config } = require("./config/env");
const { createLogger } = require("./config/logger");
const { createApp } = require("./app");
const { createRuntimeState } = require("./services/runtimeState");
const { createDbPool, verifyDbConnection } = require("./db/pool");
const { runMigrations, runSeeds } = require("./db/migrator");
const { createMqttConsumer } = require("./mqtt/client");
const { createTelemetryIngestService } = require("./services/telemetryIngestService");
const { createAlertEngineService } = require("./services/alertEngineService");
const { createFleetService } = require("./services/fleetService");
const { createAlertsService } = require("./services/alertsService");
const { createReportsService } = require("./services/reportsService");
const { createAdminService } = require("./services/adminService");
const { createAuthService } = require("./services/authService");
const { createTripsService } = require("./services/tripsService");
const { createTripSummaryAiService } = require("./services/tripSummaryAiService");
const { startOfflineScannerJob } = require("./jobs/offlineScannerJob");
const telemetryRepository = require("./repositories/telemetryRepository");
const assetRepository = require("./repositories/assetRepository");
const alertRulesRepository = require("./repositories/alertRulesRepository");
const alertsRepository = require("./repositories/alertsRepository");
const reportsRepository = require("./repositories/reportsRepository");
const adminRepository = require("./repositories/adminRepository");
const authRepository = require("./repositories/authRepository");
const auditRepository = require("./repositories/auditRepository");
const tripsRepository = require("./repositories/tripsRepository");
const telemetryValidator = require("./validators/telemetryValidator");
async function main() {
const logger = createLogger(config.logLevel);
const runtimeState = createRuntimeState();
const pool = createDbPool(config, logger);
let mqttConsumer = null;
let offlineScannerJob = null;
let server = null;
let shuttingDown = false;
async function shutdown(signal) {
if (shuttingDown) {
return;
}
shuttingDown = true;
logger.info("Shutdown started", { signal });
try {
if (offlineScannerJob) {
offlineScannerJob.stop();
}
if (mqttConsumer) {
mqttConsumer.stop();
}
if (server) {
await new Promise((resolve) => server.close(resolve));
}
await pool.end();
logger.info("Shutdown complete");
process.exit(0);
} catch (error) {
logger.error("Shutdown failed", { error: error.message });
process.exit(1);
}
}
process.on("SIGINT", () => shutdown("SIGINT"));
process.on("SIGTERM", () => shutdown("SIGTERM"));
try {
await verifyDbConnection(pool);
runtimeState.markDbHealthy();
logger.info("PostgreSQL connection established");
if (config.db.runMigrationsOnBoot) {
const migrationsDir = path.resolve(__dirname, "../migrations");
await runMigrations(pool, migrationsDir, logger);
}
if (config.db.runSeedsOnBoot) {
const seedsDir = path.resolve(__dirname, "../seeds");
await runSeeds(pool, seedsDir, logger);
}
const alertEngineService = createAlertEngineService({
config,
alertsRepository,
alertRulesRepository,
});
const telemetryIngestService = createTelemetryIngestService({
pool,
logger,
runtimeState,
telemetryRepository,
assetRepository,
alertEngineService,
telemetryValidator,
});
const tripSummaryAiService = createTripSummaryAiService({
config,
logger,
});
const services = {
authService: createAuthService({
config,
pool,
authRepository,
}),
fleetService: createFleetService({
pool,
config,
telemetryRepository,
}),
alertsService: createAlertsService({
pool,
config,
alertsRepository,
}),
reportsService: createReportsService({
pool,
config,
reportsRepository,
}),
tripsService: createTripsService({
pool,
tripsRepository,
assetRepository,
auditRepository,
alertsRepository,
tripSummaryAiService,
}),
adminService: createAdminService({
pool,
adminRepository,
auditRepository,
}),
};
mqttConsumer = createMqttConsumer({
config,
logger,
runtimeState,
onTelemetryMessage: telemetryIngestService.handleIncomingTelemetry,
});
offlineScannerJob = startOfflineScannerJob({
pool,
config,
logger,
runtimeState,
telemetryRepository,
alertEngineService,
});
const app = createApp(config, logger, services, runtimeState);
server = app.listen(config.server.port, () => {
logger.info("Backend started", {
port: config.server.port,
apiPrefix: config.server.apiPrefix,
mqttTopicFilter: config.mqtt.topicFilter,
});
});
} catch (error) {
runtimeState.markDbError(error);
logger.error("Backend startup failed", { error: error.message });
await pool.end();
process.exit(1);
}
}
main();
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