Initial commit baby!

backend/src/config/database.ts

@@ -0,0 +1,53 @@
+import { Pool } from 'pg';
+import dotenv from 'dotenv';
+
+dotenv.config();
+
+export const pool = new Pool({
+  connectionString: process.env.DATABASE_URL,
+  max: 20,
+  idleTimeoutMillis: 30000,
+  connectionTimeoutMillis: 5000,
+});
+
+pool.on('error', (err) => {
+  console.error('PostgreSQL pool error:', err);
+});
+
+export async function query<T = Record<string, unknown>>(
+  text: string,
+  params?: unknown[]
+): Promise<T[]> {
+  const client = await pool.connect();
+  try {
+    const result = await client.query(text, params);
+    return result.rows as T[];
+  } finally {
+    client.release();
+  }
+}
+
+export async function queryOne<T = Record<string, unknown>>(
+  text: string,
+  params?: unknown[]
+): Promise<T | null> {
+  const rows = await query<T>(text, params);
+  return rows[0] ?? null;
+}
+
+export async function transaction<T>(
+  fn: (client: import('pg').PoolClient) => Promise<T>
+): Promise<T> {
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    const result = await fn(client);
+    await client.query('COMMIT');
+    return result;
+  } catch (err) {
+    await client.query('ROLLBACK');
+    throw err;
+  } finally {
+    client.release();
+  }
+}

backend/src/config/influxdb.ts

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+import { InfluxDB, WriteApi, QueryApi } from '@influxdata/influxdb-client';
+
+const url = process.env.INFLUXDB_URL || 'http://influxdb:8086';
+const token = process.env.INFLUXDB_TOKEN || '';
+const org = process.env.INFLUXDB_ORG || 'mikrotik-manager';
+const bucket = process.env.INFLUXDB_BUCKET || 'metrics';
+
+let influxClient: InfluxDB | null = null;
+let writeClient: WriteApi | null = null;
+let queryClient: QueryApi | null = null;
+
+export function getInfluxClient(): InfluxDB {
+  if (!influxClient) {
+    influxClient = new InfluxDB({ url, token });
+  }
+  return influxClient;
+}
+
+export function getWriteApi(): WriteApi {
+  if (!writeClient) {
+    writeClient = getInfluxClient().getWriteApi(org, bucket, 'ns');
+    writeClient.useDefaultTags({ source: 'mikrotik-manager' });
+  }
+  return writeClient;
+}
+
+export function getQueryApi(): QueryApi {
+  if (!queryClient) {
+    queryClient = getInfluxClient().getQueryApi(org);
+  }
+  return queryClient;
+}
+
+export { bucket, org };

backend/src/config/redis.ts

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+import Redis from 'ioredis';
+
+const redisUrl = process.env.REDIS_URL || 'redis://redis:6379';
+
+export const redis = new Redis(redisUrl, {
+  maxRetriesPerRequest: null,
+  enableReadyCheck: false,
+  lazyConnect: true,
+});
+
+redis.on('error', (err) => {
+  console.error('Redis error:', err.message);
+});
+
+redis.on('connect', () => {
+  console.log('Redis connected');
+});
+
+// Separate connection for BullMQ (requires maxRetriesPerRequest: null)
+export function createRedisConnection(): Redis {
+  return new Redis(redisUrl, {
+    maxRetriesPerRequest: null,
+    enableReadyCheck: false,
+    lazyConnect: true,
+  });
+}