feat(pipeline-tasks): 在数据库中保存任务执行者所在实例。

src/pipeline-tasks/pipeline-task-flush.service.ts

@@ -1,10 +1,10 @@
 import { AmqpConnection, RabbitSubscribe } from '@golevelup/nestjs-rabbitmq';
 import { Injectable } from '@nestjs/common';
+import { ConsumeMessage } from 'amqplib';
 import { deserialize } from 'class-transformer';
 import { RedisService } from 'nestjs-redis';
 import { isNil } from 'ramda';
 import { getSelfInstanceQueueKey } from '../commons/utils/rabbit-mq';
-import { TaskStatuses, terminalTaskStatuses } from './enums/task-statuses.enum';
 import { PipelineTaskEvent } from './models/pipeline-task-event';
 import {
   EXCHANGE_PIPELINE_TASK_TOPIC,
@@ -32,7 +32,7 @@ export class PipelineTaskFlushService {
       durable: true,
     },
   })
-  async write(message: PipelineTaskEvent) {
+  async write(message: PipelineTaskEvent, amqpMsg: ConsumeMessage) {
     const client = this.redisService.getClient();
     await client.rpush(this.getKey(message.taskId), JSON.stringify(message));
     await client.expire(this.getKey(message.taskId), 600); // ten minutes
@@ -41,7 +41,11 @@ export class PipelineTaskFlushService {
         await this.amqpConnection.request({
           exchange: EXCHANGE_PIPELINE_TASK_TOPIC,
           routingKey: ROUTE_PIPELINE_TASK_DONE,
-          payload: { taskId: message.taskId, status: message.status },
+          payload: {
+            taskId: message.taskId,
+            status: message.status,
+            runOn: amqpMsg.properties.headers.sender,
+          },
         });
       } catch (error) {
         console.log(error);

src/pipeline-tasks/pipeline-task.runner.ts

@@ -19,6 +19,7 @@ import {
   ROUTE_PIPELINE_TASK_LOG,
 } from './pipeline-tasks.constants';
 import {
+  getInstanceName,
   getSelfInstanceQueueKey,
   getSelfInstanceRouteKey,
 } from '../commons/utils/rabbit-mq';
@@ -220,7 +221,11 @@ export class PipelineTaskRunner {
       status,
     };
     this.amqpConnection
-      .publish(EXCHANGE_PIPELINE_TASK_FANOUT, ROUTE_PIPELINE_TASK_LOG, event)
+      .publish(EXCHANGE_PIPELINE_TASK_FANOUT, ROUTE_PIPELINE_TASK_LOG, event, {
+        headers: {
+          sender: getInstanceName(),
+        },
+      })
       .catch((error) => {
         this.logger.error(
           { error, event },

src/pipeline-tasks/pipeline-tasks.service.ts

@@ -7,7 +7,6 @@ import { Pipeline } from '../pipelines/pipeline.entity';
 import debug from 'debug';
 import { AmqpConnection, RabbitRPC } from '@golevelup/nestjs-rabbitmq';
 import {
-  EXCHANGE_PIPELINE_TASK_FANOUT,
   EXCHANGE_PIPELINE_TASK_TOPIC,
   QUEUE_PIPELINE_TASK_DONE,
   ROUTE_PIPELINE_TASK_DONE,
@@ -84,7 +83,7 @@ export class PipelineTasksService {
       durable: true,
     },
   })
-  async updateByEvent({ taskId }: { taskId: string }) {
+  async updateByEvent({ taskId, runOn }: { taskId: string; runOn: string }) {
     try {
       const [events, task] = await Promise.all([
         this.eventFlushService.read(taskId),
@@ -127,9 +126,10 @@ export class PipelineTasksService {
           l.status = event.status;
         }
       }
+      task.runOn = runOn;
       await this.repository.update({ id: taskId }, task);
-      return task;
       this.logger.info('[updateByEvent] success. taskId: %s', taskId);
+      return task;
     } catch (error) {
       this.logger.error(
         { error },