[GitHub] [dolphinscheduler] gongxiaohai opened a new issue, #12458: [Bug] [TimeZone] "next five execution times" and "trigger time" are inconsistent

[via GitHub]

gongxiaohai opened a new issue, #12458:
URL: https://github.com/apache/dolphinscheduler/issues/12458

   ### Search before asking
   
   - [X] I had searched in the 
[issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and 
found no similar issues.
   
   
   ### What happened
   
   Background: my dolphin scheduler time zone is US/Eastern.
   
   When I create a workflow and set timing, I enter the page for "set 
parameters before timing" and set timing "0 0 6,20 * * ? *" and set timezone is 
CET.  I click button "Execute time" and The next five execution times is shown. 
   
   It is 
   
   Next five execution times
   2022-10-19 12:00:00
   2022-10-20 02:00:00
   2022-10-20 12:00:00
   2022-10-21 02:00:00
   2022-10-21 12:00:00
   
   See these time, I think my task will be triggered in 2022-10-20 
12:00:00(CET), 2022-10-20 06:00:00(US/Eastern). But it is triggered in 
2022-10-19 14:00:00(US/Eastern).
   
   And I see the page for "cron manage", it show  
   
   Start Time                                          | End Time               
                            | Crontab 
   2022-10-11 00:00:00(UTC+2)        | 2122-10-11 00:00:00(UTC+2)         | 0 0 
6,20 * * ? *
   
   If I see the show for "cron manage", I will think I set the crontab with CET 
time zone. Actually, I set crontab with US/Eastern time zone.
   
   I think "next five execution times" show wrong times. I will cause the 
actual execution time to be inconsistent with the expected execution time.
   
   
   
   ### What you expected to happen
   
   "next five execution times" and "trigger time" are consistent
   
   ### How to reproduce
   
   1. create a workflow and set timing.
   2. set timing is "0 0 6,20 * * ? *"
   3. click button "Execute time" and see "The next five execution times"
   4. wait the task be triggered.
   5. compare triggered time with "The next five execution times"
   
   ### Anything else
   
   <img width="595" alt="image" 
src="https://user-images.githubusercontent.com/20531035/196850173-b7d9ccbc-c400-461c-8756-132f614d6f6c.png";>
   <img width="984" alt="image" 
src="https://user-images.githubusercontent.com/20531035/196850203-04dc0578-d4a0-4d36-a0af-4fdb37c5d534.png";>
   <img width="282" alt="image" 
src="https://user-images.githubusercontent.com/20531035/196850230-4087d979-f16e-48ae-a61d-fce95df47a0c.png";>
   <img width="1006" alt="image" 
src="https://user-images.githubusercontent.com/20531035/196850266-e156a74e-f079-4ba2-b201-09579a8c7e43.png";>
   
   
   ### Version
   
   3.0.x
   
   ### Are you willing to submit PR?
   
   - [ ] Yes I am willing to submit a PR!
   
   ### Code of Conduct
   
   - [X] I agree to follow this project's [Code of 
Conduct](https://www.apache.org/foundation/policies/conduct)
   


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