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Task Queue in Golang

The example for task queue in Golang without any dependences.

The Conception

  • Server: manage task and worker
  • Worker: the task worker
  • Worker Pool: in the same worker pool, the worker's capability is same.

Workflow

The workflow in main

1. Init

  • create a server for managing task and worker
  • create 2 workers for add tasks
  • create 1 workers for sub tasks

2. Run task

Create 10 tasks to run.

Run code and Result

go run .

Result

2020/06/27 21:12:02 DEBUG: worker=add-worker-1 result=100
2020/06/27 21:12:02 result: 100
2020/06/27 21:12:02 DEBUG: worker=sub-worker-0 result=-99
2020/06/27 21:12:02 result: -99
2020/06/27 21:12:02 DEBUG: worker=add-worker-0 result=102
2020/06/27 21:12:02 result: 102
2020/06/27 21:12:02 DEBUG: worker=sub-worker-0 result=-97
2020/06/27 21:12:02 result: -97
2020/06/27 21:12:02 DEBUG: worker=add-worker-1 result=104
2020/06/27 21:12:02 result: 104
2020/06/27 21:12:02 DEBUG: worker=sub-worker-0 result=-95
2020/06/27 21:12:02 result: -95
2020/06/27 21:12:02 DEBUG: worker=add-worker-0 result=106
2020/06/27 21:12:02 result: 106
2020/06/27 21:12:02 DEBUG: worker=sub-worker-0 result=-93
2020/06/27 21:12:02 result: -93
2020/06/27 21:12:02 DEBUG: worker=add-worker-1 result=108
2020/06/27 21:12:02 result: 108
2020/06/27 21:12:02 DEBUG: worker=sub-worker-0 result=-91
2020/06/27 21:12:02 result: -91