fix

docker-compose.yml

@@ -99,8 +99,6 @@ services:
     container_name: kafka
     depends_on:
       - zookeeper
-    ports:
-      - '9092:9092'
     environment:
       KAFKA_BROKER_ID: 1
       KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
@@ -113,6 +111,18 @@ services:
     volumes:
       - kafka_data:/var/lib/kafka/data
 
+  kafka-ui:
+    container_name: kafka-ui
+    image: provectuslabs/kafka-ui:latest
+    ports:
+      - 8080:8080
+    environment:
+      DYNAMIC_CONFIG_ENABLED: 'true'
+    volumes:
+      - ./kafka.yaml:/etc/kafkaui/dynamic_config.yaml
+    depends_on:
+      - kafka
+
 volumes:
   mysql_data:
   kafka_data:

kafka.yaml

@@ -0,0 +1,5 @@
+kafka:
+  clusters:
+    - name: local-kafka
+      bootstrapServers: kafka:9092
+      zookeeper: zookeeper:2181

mail-service/src/controllers/deliveryLogController.js

@@ -1,6 +1,6 @@
 import { DeliveryLog, Campaign, Subscriber } from '../models/index.js';
 import { Op } from 'sequelize';
-import { Kafka } from 'kafkajs';
+import { topicManager } from '../service/topicManager.js';
 
 export default {
   async create(req, res) {
@@ -11,6 +11,7 @@ export default {
       res.status(400).json({ error: err.message });
     }
   },
+
   async getAll(req, res) {
     try {
       const limit = parseInt(req.query.limit) || 20;
@@ -26,6 +27,7 @@ export default {
       res.status(500).json({ error: err.message });
     }
   },
+
   async getById(req, res) {
     try {
       const log = await DeliveryLog.findByPk(req.params.id, { include: [Campaign, Subscriber] });
@@ -35,6 +37,7 @@ export default {
       res.status(500).json({ error: err.message });
     }
   },
+
   async update(req, res) {
     try {
       const log = await DeliveryLog.findByPk(req.params.id);
@@ -45,6 +48,7 @@ export default {
       res.status(400).json({ error: err.message });
     }
   },
+
   async delete(req, res) {
     try {
       const log = await DeliveryLog.findByPk(req.params.id);
@@ -55,35 +59,42 @@ export default {
       res.status(500).json({ error: err.message });
     }
   },
+
   async getPendingCount(req, res) {
     try {
-      // Kafka config
-      const kafka = new Kafka({
-        clientId: process.env.KAFKA_CLIENT_ID || 'pending-api',
-        brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
-      });
-      const admin = kafka.admin();
-      await admin.connect();
-      const topics = await admin.listTopics();
-      const mailTopics = topics.filter(t => t.startsWith('mail-send-'));
+      // Получаем все топики через TopicManager
+      const mailTopics = await topicManager.getAllTopics();
       let totalLag = 0;
+
+      // Для каждого топика получаем информацию о lag
       for (const topic of mailTopics) {
-        const partitions = await admin.fetchTopicOffsets(topic);
-        // Получаем consumer group id (тот же, что у mailSender)
-        const groupId = process.env.KAFKA_GROUP_ID || 'mail-sender-group';
-        const consumerOffsets = await admin.fetchOffsets({ groupId, topic });
-        for (const p of partitions) {
-          const partition = p.partition;
-          const latest = parseInt(p.high);
-          const committed = parseInt(
-            (consumerOffsets.find(c => c.partition === partition) || {}).offset || '0'
-          );
-          // Если consumer ещё не читал этот partition, offset может быть -1
-          const lag = latest - (committed > 0 ? committed : 0);
-          totalLag += lag > 0 ? lag : 0;
+        try {
+          const kafka = new (await import('kafkajs')).Kafka({
+            clientId: process.env.KAFKA_CLIENT_ID || 'pending-api',
+            brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
+          });
+          const admin = kafka.admin();
+          await admin.connect();
+
+          const partitions = await admin.fetchTopicOffsets(topic);
+          const groupId = process.env.KAFKA_GROUP_ID || 'dynamic-consumer-group';
+          const consumerOffsets = await admin.fetchOffsets({ groupId, topic });
+
+          for (const p of partitions) {
+            const partition = p.partition;
+            const latest = parseInt(p.high);
+            const committed = parseInt(
+              (consumerOffsets.find(c => c.partition === partition) || {}).offset || '0'
+            );
+            const lag = latest - (committed > 0 ? committed : 0);
+            totalLag += lag > 0 ? lag : 0;
+          }
+
+          await admin.disconnect();
+        } catch (error) {
+          console.error(`Error getting lag for topic ${topic}:`, error);
         }
       }
-      await admin.disconnect();
 
       const sentCount = await DeliveryLog.count({
         where: {
@@ -95,5 +106,5 @@ export default {
     } catch (err) {
       res.status(500).json({ error: err.message });
     }
-  },
+  }
 }; 

mail-service/src/controllers/topicController.js

@@ -0,0 +1,275 @@
+import { topicManager } from '../service/topicManager.js';
+import { dynamicConsumer } from '../service/dynamicConsumer.js';
+import { topicRegistry } from '../service/topicRegistry.js';
+
+export default {
+  // Получить список всех топиков
+  async getAllTopics(req, res) {
+    try {
+      const topics = await topicManager.getAllTopics();
+      const subscribedTopics = dynamicConsumer.getSubscribedTopics();
+      
+      const topicsWithStatus = topics.map(topic => ({
+        name: topic,
+        subscribed: subscribedTopics.includes(topic),
+        active: topicRegistry.hasTopic(topic),
+        metadata: topicRegistry.getTopicMetadata(topic)
+      }));
+      
+      res.json({
+        topics: topicsWithStatus,
+        total: topics.length,
+        subscribed: subscribedTopics.length,
+        active: topicRegistry.getSize(),
+        registry: topicRegistry.getStatistics()
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Создать новый топик
+  async createTopic(req, res) {
+    try {
+      const { topicName, partitions = 1, replicationFactor = 1 } = req.body;
+      
+      if (!topicName) {
+        return res.status(400).json({ error: 'Topic name is required' });
+      }
+
+      const success = await topicManager.createTopic(topicName, partitions, replicationFactor);
+      
+      if (success) {
+        res.status(201).json({ 
+          message: `Topic ${topicName} created successfully`,
+          topic: topicName,
+          metadata: topicRegistry.getTopicMetadata(topicName)
+        });
+      } else {
+        res.status(500).json({ error: 'Failed to create topic' });
+      }
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Удалить топик
+  async deleteTopic(req, res) {
+    try {
+      const { topicName } = req.params;
+      
+      if (!topicName) {
+        return res.status(400).json({ error: 'Topic name is required' });
+      }
+
+      const success = await topicManager.deleteTopic(topicName);
+      
+      if (success) {
+        res.json({ 
+          message: `Topic ${topicName} deleted successfully`,
+          topic: topicName
+        });
+      } else {
+        res.status(500).json({ error: 'Failed to delete topic' });
+      }
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Подписаться на топик
+  async subscribeToTopic(req, res) {
+    try {
+      const { topicName } = req.body;
+      
+      if (!topicName) {
+        return res.status(400).json({ error: 'Topic name is required' });
+      }
+
+      const success = await dynamicConsumer.subscribeToTopic(topicName);
+      
+      if (success) {
+        res.json({ 
+          message: `Subscribed to topic ${topicName}`,
+          topic: topicName
+        });
+      } else {
+        res.status(500).json({ error: 'Failed to subscribe to topic' });
+      }
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Отписаться от топика
+  async unsubscribeFromTopic(req, res) {
+    try {
+      const { topicName } = req.params;
+      
+      if (!topicName) {
+        return res.status(400).json({ error: 'Topic name is required' });
+      }
+
+      const success = await dynamicConsumer.unsubscribeFromTopic(topicName);
+      
+      if (success) {
+        res.json({ 
+          message: `Unsubscribed from topic ${topicName}`,
+          topic: topicName
+        });
+      } else {
+        res.status(500).json({ error: 'Failed to unsubscribe from topic' });
+      }
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Получить статус consumer'а
+  async getConsumerStatus(req, res) {
+    try {
+      const subscribedTopics = dynamicConsumer.getSubscribedTopics();
+      const activeTopics = topicRegistry.getAllTopics();
+      
+      res.json({
+        isRunning: dynamicConsumer.isRunning,
+        subscribedTopics,
+        activeTopics,
+        subscribedCount: subscribedTopics.length,
+        activeCount: activeTopics.length,
+        registry: topicRegistry.getStatistics()
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Очистить все топики
+  async clearAllTopics(req, res) {
+    try {
+      const deletedCount = await topicManager.clearTopics('mail-send-');
+      
+      res.json({ 
+        message: `Cleared ${deletedCount} topics`,
+        deletedCount
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Отправить тестовое сообщение в топик
+  async sendTestMessage(req, res) {
+    try {
+      const { topicName, message } = req.body;
+      
+      if (!topicName || !message) {
+        return res.status(400).json({ error: 'Topic name and message are required' });
+      }
+
+      const success = await topicManager.sendMessage(topicName, message);
+      
+      if (success) {
+        res.json({ 
+          message: `Test message sent to topic ${topicName}`,
+          topic: topicName,
+          sentMessage: message,
+          metadata: topicRegistry.getTopicMetadata(topicName)
+        });
+      } else {
+        res.status(500).json({ error: 'Failed to send test message' });
+      }
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Получить статистику реестра
+  async getRegistryStatistics(req, res) {
+    try {
+      const statistics = topicRegistry.getStatistics();
+      res.json(statistics);
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Синхронизировать реестр с реальными топиками
+  async syncRegistry(req, res) {
+    try {
+      await topicManager.syncRegistry();
+      const statistics = topicRegistry.getStatistics();
+      
+      res.json({
+        message: 'Registry synchronized successfully',
+        statistics
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Получить топики по префиксу
+  async getTopicsByPrefix(req, res) {
+    try {
+      const { prefix } = req.params;
+      const topics = topicRegistry.getTopicsByPrefix(prefix);
+      
+      const topicsWithMetadata = topics.map(topic => ({
+        name: topic,
+        metadata: topicRegistry.getTopicMetadata(topic)
+      }));
+      
+      res.json({
+        prefix,
+        topics: topicsWithMetadata,
+        count: topics.length
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Очистить реестр
+  async clearRegistry(req, res) {
+    try {
+      topicRegistry.clearAll();
+      res.json({
+        message: 'Registry cleared successfully',
+        statistics: topicRegistry.getStatistics()
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Экспорт реестра
+  async exportRegistry(req, res) {
+    try {
+      const exportData = topicRegistry.toJSON();
+      res.json(exportData);
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  },
+
+  // Импорт реестра
+  async importRegistry(req, res) {
+    try {
+      const { data } = req.body;
+      
+      if (!data) {
+        return res.status(400).json({ error: 'Import data is required' });
+      }
+
+      topicRegistry.fromJSON(data);
+      
+      res.json({
+        message: 'Registry imported successfully',
+        statistics: topicRegistry.getStatistics()
+      });
+    } catch (err) {
+      res.status(500).json({ error: err.message });
+    }
+  }
+}; 

mail-service/src/index.js

@@ -4,17 +4,21 @@ import express from 'express';
 import { sequelize } from './models/index.js';
 import routes from './routes/index.js';
 import { processScheduledCampaigns } from './service/queueFillerJob.js';
-import { startMailSender } from './service/mailSender.js';
+import { dynamicConsumer } from './service/dynamicConsumer.js';
+import { topicManager } from './service/topicManager.js';
+import { topicRegistry } from './service/topicRegistry.js';
 import authMiddleware from './middleware/auth.js';
 
 const app = express();
 app.use(express.json());
 
-app.get('/', (req, res) => {
-  res.send('Mail Service is running');
-});
+// Middleware
+app.use('/api/mail', authMiddleware);
 
-app.use('/api/mail', authMiddleware, routes);
+// Routes
+app.use('/api/mail', routes);
+
+const PORT = process.env.PORT || 3000;
 
 (async () => {
   try {
@@ -40,11 +44,35 @@ setInterval(async () => {
   } finally {
     isQueueFilling = false;
   }
-}, 1000); // раз в минуту
+}, 1000);
 
-startMailSender();
+// Запускаем динамический consumer и инициализируем реестр
+(async () => {
+  try {
+    await dynamicConsumer.connect();
+    
+    // Синхронизируем реестр с существующими топиками
+    await topicManager.syncRegistry();
+    
+    // Подписываемся на существующие топики
+    const existingTopics = await topicManager.getAllTopics();
+    if (existingTopics.length > 0) {
+      console.log(`[index] Found ${existingTopics.length} existing topics:`, existingTopics);
+      await dynamicConsumer.subscribeToTopics(existingTopics);
+    }
+    
+    // Периодически проверяем новые топики и синхронизируем реестр
+    setInterval(async () => {
+      await dynamicConsumer.autoSubscribeToNewTopics();
+      await topicManager.syncRegistry();
+    }, 5000); // Проверяем каждые 5 секунд
+    
+    console.log('[index] Dynamic consumer started with registry synchronization');
+  } catch (err) {
+    console.error('Dynamic consumer error:', err);
+  }
+})();
 
-const PORT = process.env.PORT || 3000;
 app.listen(PORT, () => {
-  console.log(`Mail Service listening on port ${PORT}`);
+  console.log(`Mail service running on port ${PORT}`);
 }); 

mail-service/src/routes/index.js

@@ -7,6 +7,7 @@ import emailTemplateVersionRoutes from './emailTemplateVersion.js';
 import campaignRoutes from './campaign.js';
 import deliveryLogRoutes from './deliveryLog.js';
 import smtpServerRoutes from './smtpServer.js';
+import topicRoutes from './topic.js';
 
 const router = Router();
 
@@ -18,5 +19,6 @@ router.use('/email-template-versions', emailTemplateVersionRoutes);
 router.use('/campaigns', campaignRoutes);
 router.use('/delivery-logs', deliveryLogRoutes);
 router.use('/smtp-servers', smtpServerRoutes);
+router.use('/topics', topicRoutes);
 
 export default router; 

mail-service/src/routes/topic.js

@@ -0,0 +1,48 @@
+import express from 'express';
+import topicController from '../controllers/topicController.js';
+
+const router = express.Router();
+
+// GET /api/mail/topics - Получить список всех топиков
+router.get('/', topicController.getAllTopics);
+
+// POST /api/mail/topics - Создать новый топик
+router.post('/', topicController.createTopic);
+
+// DELETE /api/mail/topics/:topicName - Удалить топик
+router.delete('/:topicName', topicController.deleteTopic);
+
+// POST /api/mail/topics/subscribe - Подписаться на топик
+router.post('/subscribe', topicController.subscribeToTopic);
+
+// DELETE /api/mail/topics/unsubscribe/:topicName - Отписаться от топика
+router.delete('/unsubscribe/:topicName', topicController.unsubscribeFromTopic);
+
+// GET /api/mail/topics/status - Получить статус consumer'а
+router.get('/status', topicController.getConsumerStatus);
+
+// DELETE /api/mail/topics/clear - Очистить все топики
+router.delete('/clear', topicController.clearAllTopics);
+
+// POST /api/mail/topics/test-message - Отправить тестовое сообщение
+router.post('/test-message', topicController.sendTestMessage);
+
+// GET /api/mail/topics/statistics - Получить статистику реестра
+router.get('/statistics', topicController.getRegistryStatistics);
+
+// POST /api/mail/topics/sync - Синхронизировать реестр
+router.post('/sync', topicController.syncRegistry);
+
+// GET /api/mail/topics/prefix/:prefix - Получить топики по префиксу
+router.get('/prefix/:prefix', topicController.getTopicsByPrefix);
+
+// DELETE /api/mail/topics/registry/clear - Очистить реестр
+router.delete('/registry/clear', topicController.clearRegistry);
+
+// GET /api/mail/topics/registry/export - Экспорт реестра
+router.get('/registry/export', topicController.exportRegistry);
+
+// POST /api/mail/topics/registry/import - Импорт реестра
+router.post('/registry/import', topicController.importRegistry);
+
+export default router; 

mail-service/src/service/dynamicConsumer.js

@@ -0,0 +1,214 @@
+import { Kafka } from 'kafkajs';
+import nodemailer from 'nodemailer';
+import { SmtpServer } from '../models/index.js';
+import { topicManager } from './topicManager.js';
+
+const kafka = new Kafka({
+  clientId: process.env.KAFKA_CLIENT_ID || 'dynamic-consumer',
+  brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
+});
+
+export class DynamicConsumer {
+  constructor() {
+    this.consumer = kafka.consumer({ 
+      groupId: process.env.KAFKA_GROUP_ID || 'dynamic-consumer-group' 
+    });
+    this.subscribedTopics = new Set();
+    this.isRunning = false;
+    this.messageHandler = null;
+  }
+
+  async connect() {
+    try {
+      await this.consumer.connect();
+      console.log('[DynamicConsumer] Connected to Kafka');
+      return true;
+    } catch (error) {
+      console.error('[DynamicConsumer] Connection error:', error);
+      return false;
+    }
+  }
+
+  async disconnect() {
+    try {
+      await this.consumer.disconnect();
+      this.subscribedTopics.clear();
+      this.isRunning = false;
+      console.log('[DynamicConsumer] Disconnected from Kafka');
+    } catch (error) {
+      console.error('[DynamicConsumer] Disconnect error:', error);
+    }
+  }
+
+  // Установка обработчика сообщений
+  setMessageHandler(handler) {
+    this.messageHandler = handler;
+  }
+
+  // Подписка на конкретный топик
+  async subscribeToTopic(topicName) {
+    if (this.subscribedTopics.has(topicName)) {
+      console.log(`[DynamicConsumer] Already subscribed to topic: ${topicName}`);
+      return true;
+    }
+
+    try {
+      await this.consumer.subscribe({ 
+        topic: topicName, 
+        fromBeginning: false 
+      });
+      this.subscribedTopics.add(topicName);
+      console.log(`[DynamicConsumer] Subscribed to topic: ${topicName}`);
+      
+      // Если consumer еще не запущен, запускаем его
+      if (!this.isRunning) {
+        await this.startConsuming();
+      }
+      
+      return true;
+    } catch (error) {
+      console.error(`[DynamicConsumer] Error subscribing to ${topicName}:`, error);
+      return false;
+    }
+  }
+
+  // Отписка от топика
+  async unsubscribeFromTopic(topicName) {
+    if (!this.subscribedTopics.has(topicName)) {
+      console.log(`[DynamicConsumer] Not subscribed to topic: ${topicName}`);
+      return true;
+    }
+
+    try {
+      await this.consumer.stop();
+      this.subscribedTopics.delete(topicName);
+      
+      // Переподписываемся на оставшиеся топики
+      if (this.subscribedTopics.size > 0) {
+        await this.consumer.subscribe(
+          Array.from(this.subscribedTopics).map(topic => ({ 
+            topic, 
+            fromBeginning: false 
+          }))
+        );
+        await this.startConsuming();
+      }
+      
+      console.log(`[DynamicConsumer] Unsubscribed from topic: ${topicName}`);
+      return true;
+    } catch (error) {
+      console.error(`[DynamicConsumer] Error unsubscribing from ${topicName}:`, error);
+      return false;
+    }
+  }
+
+  // Подписка на несколько топиков
+  async subscribeToTopics(topicNames) {
+    const results = [];
+    for (const topicName of topicNames) {
+      const result = await this.subscribeToTopic(topicName);
+      results.push({ topic: topicName, success: result });
+    }
+    return results;
+  }
+
+  // Получение списка подписанных топиков
+  getSubscribedTopics() {
+    return Array.from(this.subscribedTopics);
+  }
+
+  // Запуск обработки сообщений
+  async startConsuming() {
+    if (this.isRunning) {
+      console.log('[DynamicConsumer] Already consuming messages');
+      return;
+    }
+
+    try {
+      await this.consumer.run({
+        eachMessage: async ({ topic, partition, message }) => {
+          console.log(`[DynamicConsumer] Received message: topic=${topic}, partition=${partition}, offset=${message.offset}`);
+          
+          if (this.messageHandler) {
+            try {
+              const task = JSON.parse(message.value.toString());
+              await this.messageHandler(task, topic);
+            } catch (error) {
+              console.error(`[DynamicConsumer] Error processing message from ${topic}:`, error);
+            }
+          }
+        },
+      });
+      
+      this.isRunning = true;
+      console.log('[DynamicConsumer] Started consuming messages');
+    } catch (error) {
+      console.error('[DynamicConsumer] Error starting consumer:', error);
+    }
+  }
+
+  // Остановка обработки сообщений
+  async stopConsuming() {
+    try {
+      await this.consumer.stop();
+      this.isRunning = false;
+      console.log('[DynamicConsumer] Stopped consuming messages');
+    } catch (error) {
+      console.error('[DynamicConsumer] Error stopping consumer:', error);
+    }
+  }
+
+  // Автоматическое обнаружение и подписка на новые топики
+  async autoSubscribeToNewTopics() {
+    try {
+      const allTopics = await topicManager.getAllTopics();
+      const newTopics = allTopics.filter(topic => !this.subscribedTopics.has(topic));
+      
+      if (newTopics.length > 0) {
+        console.log(`[DynamicConsumer] Found ${newTopics.length} new topics:`, newTopics);
+        await this.subscribeToTopics(newTopics);
+      }
+    } catch (error) {
+      console.error('[DynamicConsumer] Error in auto-subscribe:', error);
+    }
+  }
+}
+
+// Обработчик сообщений для отправки email
+async function processEmailTask(task, topic) {
+  try {
+    // Получаем SMTP-сервер из БД
+    const smtp = await SmtpServer.findByPk(task.smtpServerId);
+    if (!smtp) {
+      console.error('SMTP server not found for id', task.smtpServerId);
+      return;
+    }
+
+    const transporter = nodemailer.createTransport({
+      host: smtp.host,
+      port: smtp.port,
+      secure: smtp.secure,
+      auth: {
+        user: smtp.username,
+        pass: smtp.password,
+      },
+    });
+
+    const mailOptions = {
+      from: smtp.from_email,
+      to: task.email,
+      subject: 'Test email',
+      text: 'This is a test email from DynamicConsumer',
+      html: '<b>This is a test email from DynamicConsumer</b>',
+    };
+
+    const info = await transporter.sendMail(mailOptions);
+    console.log('Email sent:', info.messageId, 'to', task.email);
+  } catch (err) {
+    console.error('Error sending email:', err, 'task:', task);
+  }
+}
+
+// Экспортируем экземпляр с установленным обработчиком
+export const dynamicConsumer = new DynamicConsumer();
+dynamicConsumer.setMessageHandler(processEmailTask); 

mail-service/src/service/queueFiller.js

@@ -1,11 +1,5 @@
 import dns from 'dns/promises';
-import { Kafka } from 'kafkajs';
-
-const kafka = new Kafka({
-  clientId: process.env.KAFKA_CLIENT_ID || 'queue-filler',
-  brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
-});
-const producer = kafka.producer();
+import { topicManager } from './topicManager.js';
 
 async function getMxDomain(email) {
   const domain = email.split('@')[1];
@@ -20,30 +14,43 @@ async function getMxDomain(email) {
 }
 
 export async function fillQueueForCampaign(campaign, subscribers, smtpServers) {
-  await producer.connect();
-  // Группируем подписчиков по домену (а не по MX)
+  // Группируем подписчиков по домену
   const domainMap = {};
   for (const sub of subscribers) {
     const domain = sub.email.split('@')[1];
     if (!domainMap[domain]) domainMap[domain] = [];
     domainMap[domain].push(sub);
   }
-  // Берём только первый домен и первый smtp
-  const domainEntry = Object.entries(domainMap)[0];
-  const smtp = smtpServers[0];
-  if (domainEntry && smtp) {
-    const [domain, subs] = domainEntry;
-    const topic = `mail-send-${domain}-${smtp.id}`;
-    const messages = subs.map(sub => ({
-      value: JSON.stringify({
+
+  // Обрабатываем каждый домен и SMTP сервер
+  for (const [domain, subs] of Object.entries(domainMap)) {
+    for (const smtp of smtpServers) {
+      const topicName = `mail-send-${domain}-${smtp.id}`;
+      
+      // Создаем топик если его нет
+      const topicCreated = await topicManager.createTopic(topicName);
+      if (!topicCreated) {
+        console.error(`[queueFiller] Failed to create topic: ${topicName}`);
+        continue;
+      }
+
+      // Отправляем сообщения в топик
+      const messages = subs.map(sub => ({
         campaignId: campaign.id,
         mx: domain, // для обратной совместимости
         subscriberId: sub.id,
         email: sub.email,
         smtpServerId: smtp.id,
-      }),
-    }));
-    await producer.send({ topic, messages });
+      }));
+
+      for (const message of messages) {
+        const sent = await topicManager.sendMessage(topicName, message);
+        if (!sent) {
+          console.error(`[queueFiller] Failed to send message to topic: ${topicName}`);
+        }
+      }
+      
+      console.log(`[queueFiller] Sent ${messages.length} messages to topic: ${topicName}`);
+    }
   }
-  await producer.disconnect();
 } 

mail-service/src/service/queueFillerJob.js

@@ -1,38 +1,26 @@
 import { Campaign, MailingGroup, GroupSubscriber, Subscriber, SmtpServer } from '../models/index.js';
 import { fillQueueForCampaign } from './queueFiller.js';
 import { Op } from 'sequelize';
-import { Kafka } from 'kafkajs';
+import { topicManager } from './topicManager.js';
 
 const BATCH_SIZE = 10000;
 
 async function clearKafkaTopics(prefix = 'mail-send-') {
-  const kafka = new Kafka({
-    clientId: process.env.KAFKA_CLIENT_ID || 'queue-filler',
-    brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
-  });
-  const admin = kafka.admin();
-  await admin.connect();
-  const topics = await admin.listTopics();
-  const toDelete = topics.filter(t => t.startsWith(prefix));
-  if (toDelete.length > 0) {
-    await admin.deleteTopics({ topics: toDelete });
-    // Пересоздавать топики не нужно — Kafka создаст их автоматически при отправке сообщений
-  }
-  await admin.disconnect();
+  const deletedCount = await topicManager.clearTopics(prefix);
+  console.log(`[queueFillerJob] Cleared ${deletedCount} topics`);
 }
 
 export async function processScheduledCampaigns() {
-  // Очищаем все mail-send-* топики перед построением
-  await clearKafkaTopics('mail-send-');
-  // 1. Найти все кампании в статусе scheduled
+
   const campaigns = await Campaign.findAll({
     where: { status: 'scheduled' },
     include: [MailingGroup, SmtpServer],
   });
+  
   for (const campaign of campaigns) {
-    // 2. Получить id всех подписчиков группы батчами
     let offset = 0;
     let allSubscriberIds = [];
+    
     while (true) {
       const groupSubs = await GroupSubscriber.findAll({
         where: { group_id: campaign.group_id },
@@ -41,12 +29,13 @@ export async function processScheduledCampaigns() {
         limit: BATCH_SIZE,
         raw: true,
       });
+      
       if (groupSubs.length === 0) break;
       allSubscriberIds.push(...groupSubs.map(gs => gs.subscriber_id));
       if (groupSubs.length < BATCH_SIZE) break;
       offset += BATCH_SIZE;
     }
-    // 3. Получить подписчиков батчами и сразу отправлять в очередь (не держим всех в памяти)
+    
     for (let i = 0; i < allSubscriberIds.length; i += BATCH_SIZE) {
       const batchIds = allSubscriberIds.slice(i, i + BATCH_SIZE);
       const subscribers = await Subscriber.findAll({
@@ -54,10 +43,11 @@ export async function processScheduledCampaigns() {
         attributes: ['id', 'email'],
         raw: true,
       });
+      
       const smtpServers = await campaign.getSmtpServers();
       await fillQueueForCampaign(campaign, subscribers, smtpServers);
     }
-    // 4. Обновить статус кампании на sending
+    
     await campaign.update({ status: 'sending' });
   }
 } 

mail-service/src/service/topicManager.js

@@ -0,0 +1,208 @@
+import { Kafka } from 'kafkajs';
+import { topicRegistry } from './topicRegistry.js';
+
+const kafka = new Kafka({
+  clientId: process.env.KAFKA_CLIENT_ID || 'topic-manager',
+  brokers: [process.env.KAFKA_BROKER || 'localhost:9092'],
+});
+
+const admin = kafka.admin();
+const producer = kafka.producer();
+
+export class TopicManager {
+  constructor() {
+    this.isConnected = false;
+  }
+
+  async connect() {
+    if (!this.isConnected) {
+      await admin.connect();
+      await producer.connect();
+      this.isConnected = true;
+      console.log('[TopicManager] Connected to Kafka');
+    }
+  }
+
+  async disconnect() {
+    if (this.isConnected) {
+      await admin.disconnect();
+      await producer.disconnect();
+      this.isConnected = false;
+      console.log('[TopicManager] Disconnected from Kafka');
+    }
+  }
+
+  // Создание топика
+  async createTopic(topicName, partitions = 1, replicationFactor = 1) {
+    await this.connect();
+    
+    try {
+      await admin.createTopics({
+        topics: [{
+          topic: topicName,
+          numPartitions: partitions,
+          replicationFactor: replicationFactor,
+        }],
+      });
+      
+      // Добавляем топик в реестр
+      topicRegistry.addTopic(topicName, {
+        partitions,
+        replicationFactor,
+        createdBy: 'TopicManager'
+      });
+      
+      console.log(`[TopicManager] Created topic: ${topicName}`);
+      return true;
+    } catch (error) {
+      if (error.message.includes('already exists')) {
+        console.log(`[TopicManager] Topic ${topicName} already exists`);
+        // Добавляем существующий топик в реестр
+        if (!topicRegistry.hasTopic(topicName)) {
+          topicRegistry.addTopic(topicName, {
+            partitions,
+            replicationFactor,
+            createdBy: 'TopicManager',
+            existing: true
+          });
+        }
+        return true;
+      }
+      console.error(`[TopicManager] Error creating topic ${topicName}:`, error);
+      return false;
+    }
+  }
+
+  // Отправка сообщения в топик
+  async sendMessage(topicName, message) {
+    await this.connect();
+    
+    try {
+      await producer.send({
+        topic: topicName,
+        messages: [{ value: JSON.stringify(message) }],
+      });
+      
+      // Увеличиваем счетчик сообщений в реестре
+      topicRegistry.incrementMessageCount(topicName);
+      
+      console.log(`[TopicManager] Sent message to topic: ${topicName}`);
+      return true;
+    } catch (error) {
+      console.error(`[TopicManager] Error sending message to ${topicName}:`, error);
+      return false;
+    }
+  }
+
+  // Получение списка всех топиков
+  async getAllTopics() {
+    await this.connect();
+    
+    try {
+      const topics = await admin.listTopics();
+      const mailTopics = topics.filter(topic => topic.startsWith('mail-send-'));
+      
+      // Синхронизируем реестр с реальными топиками
+      mailTopics.forEach(topic => {
+        if (!topicRegistry.hasTopic(topic)) {
+          topicRegistry.addTopic(topic, { synced: true });
+        }
+      });
+      
+      return mailTopics;
+    } catch (error) {
+      console.error('[TopicManager] Error getting topics:', error);
+      return [];
+    }
+  }
+
+  // Удаление топика
+  async deleteTopic(topicName) {
+    await this.connect();
+    
+    try {
+      await admin.deleteTopics({ topics: [topicName] });
+      
+      // Удаляем топик из реестра
+      topicRegistry.removeTopic(topicName);
+      
+      console.log(`[TopicManager] Deleted topic: ${topicName}`);
+      return true;
+    } catch (error) {
+      console.error(`[TopicManager] Error deleting topic ${topicName}:`, error);
+      return false;
+    }
+  }
+
+  // Очистка всех топиков с префиксом
+  async clearTopics(prefix = 'mail-send-') {
+    await this.connect();
+    
+    try {
+      const topics = await this.getAllTopics();
+      const topicsToDelete = topics.filter(topic => topic.startsWith(prefix));
+      
+      if (topicsToDelete.length > 0) {
+        await admin.deleteTopics({ topics: topicsToDelete });
+        
+        // Очищаем топики из реестра
+        topicsToDelete.forEach(topic => topicRegistry.removeTopic(topic));
+        
+        console.log(`[TopicManager] Deleted ${topicsToDelete.length} topics`);
+      }
+      
+      return topicsToDelete.length;
+    } catch (error) {
+      console.error('[TopicManager] Error clearing topics:', error);
+      return 0;
+    }
+  }
+
+  // Получение активных топиков из реестра
+  getActiveTopics() {
+    return topicRegistry.getAllTopics();
+  }
+
+  // Проверка существования топика
+  async topicExists(topicName) {
+    await this.connect();
+    
+    try {
+      const topics = await admin.listTopics();
+      return topics.includes(topicName);
+    } catch (error) {
+      console.error('[TopicManager] Error checking topic existence:', error);
+      return false;
+    }
+  }
+
+  // Получение статистики из реестра
+  getRegistryStatistics() {
+    return topicRegistry.getStatistics();
+  }
+
+  // Синхронизация реестра с реальными топиками
+  async syncRegistry() {
+    const realTopics = await this.getAllTopics();
+    const registryTopics = topicRegistry.getAllTopics();
+    
+    // Добавляем новые топики в реестр
+    realTopics.forEach(topic => {
+      if (!topicRegistry.hasTopic(topic)) {
+        topicRegistry.addTopic(topic, { synced: true });
+      }
+    });
+    
+    // Удаляем несуществующие топики из реестра
+    registryTopics.forEach(topic => {
+      if (!realTopics.includes(topic)) {
+        topicRegistry.removeTopic(topic);
+      }
+    });
+    
+    console.log(`[TopicManager] Registry synced. Real topics: ${realTopics.length}, Registry topics: ${topicRegistry.getSize()}`);
+  }
+}
+
+// Экспортируем экземпляр для использования в других модулях
+export const topicManager = new TopicManager(); 

mail-service/src/service/topicRegistry.js

@@ -0,0 +1,140 @@
+// Реестр топиков - хранилище списка активных топиков
+class TopicRegistry {
+  constructor() {
+    this.topics = new Set();
+    this.topicMetadata = new Map(); // Дополнительная информация о топиках
+  }
+
+  // Добавить топик в реестр
+  addTopic(topicName, metadata = {}) {
+    this.topics.add(topicName);
+    this.topicMetadata.set(topicName, {
+      createdAt: new Date(),
+      messageCount: 0,
+      lastMessageAt: null,
+      ...metadata
+    });
+    console.log(`[TopicRegistry] Added topic: ${topicName}`);
+  }
+
+  // Удалить топик из реестра
+  removeTopic(topicName) {
+    this.topics.delete(topicName);
+    this.topicMetadata.delete(topicName);
+    console.log(`[TopicRegistry] Removed topic: ${topicName}`);
+  }
+
+  // Проверить, существует ли топик в реестре
+  hasTopic(topicName) {
+    return this.topics.has(topicName);
+  }
+
+  // Получить все топики
+  getAllTopics() {
+    return Array.from(this.topics);
+  }
+
+  // Получить топики с фильтром
+  getTopicsByFilter(filter) {
+    return Array.from(this.topics).filter(filter);
+  }
+
+  // Получить топики по префиксу
+  getTopicsByPrefix(prefix) {
+    return this.getTopicsByFilter(topic => topic.startsWith(prefix));
+  }
+
+  // Получить метаданные топика
+  getTopicMetadata(topicName) {
+    return this.topicMetadata.get(topicName) || null;
+  }
+
+  // Обновить метаданные топика
+  updateTopicMetadata(topicName, updates) {
+    const current = this.topicMetadata.get(topicName);
+    if (current) {
+      this.topicMetadata.set(topicName, { ...current, ...updates });
+    }
+  }
+
+  // Увеличить счетчик сообщений для топика
+  incrementMessageCount(topicName) {
+    const metadata = this.topicMetadata.get(topicName);
+    if (metadata) {
+      metadata.messageCount++;
+      metadata.lastMessageAt = new Date();
+    }
+  }
+
+  // Получить статистику по топикам
+  getStatistics() {
+    const topics = Array.from(this.topics);
+    const totalMessages = Array.from(this.topicMetadata.values())
+      .reduce((sum, meta) => sum + meta.messageCount, 0);
+    
+    const activeTopics = topics.filter(topic => {
+      const metadata = this.topicMetadata.get(topic);
+      return metadata && metadata.lastMessageAt && 
+             (new Date() - metadata.lastMessageAt) < 24 * 60 * 60 * 1000; // Последние 24 часа
+    });
+
+    return {
+      totalTopics: topics.length,
+      totalMessages,
+      activeTopics: activeTopics.length,
+      topics: topics.map(topic => ({
+        name: topic,
+        metadata: this.topicMetadata.get(topic)
+      }))
+    };
+  }
+
+  // Очистить все топики
+  clearAll() {
+    this.topics.clear();
+    this.topicMetadata.clear();
+    console.log('[TopicRegistry] Cleared all topics');
+  }
+
+  // Очистить топики по префиксу
+  clearByPrefix(prefix) {
+    const topicsToRemove = this.getTopicsByPrefix(prefix);
+    topicsToRemove.forEach(topic => {
+      this.removeTopic(topic);
+    });
+    console.log(`[TopicRegistry] Cleared ${topicsToRemove.length} topics with prefix: ${prefix}`);
+    return topicsToRemove.length;
+  }
+
+  // Получить размер реестра
+  getSize() {
+    return this.topics.size;
+  }
+
+  // Проверить, пуст ли реестр
+  isEmpty() {
+    return this.topics.size === 0;
+  }
+
+  // Экспорт реестра в JSON
+  toJSON() {
+    return {
+      topics: Array.from(this.topics),
+      metadata: Object.fromEntries(this.topicMetadata),
+      statistics: this.getStatistics()
+    };
+  }
+
+  // Импорт реестра из JSON
+  fromJSON(data) {
+    if (data.topics) {
+      this.topics = new Set(data.topics);
+    }
+    if (data.metadata) {
+      this.topicMetadata = new Map(Object.entries(data.metadata));
+    }
+  }
+}
+
+// Экспортируем экземпляр для использования в других модулях
+export const topicRegistry = new TopicRegistry();