If the task fails, running is still displayed

[LordofAvernus]

背景:

  部署DTLE开启同步任务，当同步已经停止的时候，页面依然显示任务为running状态

问题：

  DTLE源端/目标端的子任务为失败状态时候，nomad会根据重启配置，来重新调度/启动子任务。当nomad仍在尝试重启的过程中，即使同步已经暂停，页面仍然会显示任务正在运行

修复：

  任务列表展示同时获取并展示子任务的状态，用户可以直接从页面看到子任务的状态 

[LordofAvernus]

display allocations client status instead desired status #922

[asiroliu]

version:
9.9.9.9-master-e903520

{
  "jobs": [
    {
      "job_id": "kill_src_mysql_full_repl-migration",
      "job_status": "running",
      "topic": "",
      "job_create_time": "2022-03-28T15:18:12+08:00",
      "src_database_type": "MySQL",
      "dst_database_type": "MySQL",
      "src_addr_list": [
        "172.100.9.2:3306"
      ],
      "dst_addr_list": [
        "172.100.9.3:3306"
      ],
      "user": "platform:admin",
      "job_steps": [
        {
          "step_name": "job_stage_full",
          "step_status": "start",
          "step_schedule": 0,
          "job_create_time": "2022-03-28T15:18:12+08:00"
        },
        {
          "step_name": "job_stage_incr",
          "step_status": "start",
          "step_schedule": 0,
          "job_create_time": "2022-03-28T15:18:12+08:00"
        }
      ],
      "allocation_status": {
        "dest": "running",
        "src": "running"
      }
    }
  ],
  "message": "ok"
}