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Posted to dev@mesos.apache.org by Vinod Kone <vi...@gmail.com> on 2015/03/26 00:14:34 UTC

Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/
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Review request for mesos and Ben Mahler.


Bugs: MESOs-1127
    https://issues.apache.org/jira/browse/MESOs-1127


Repository: mesos


Description
-------

This is because subscription is done before schedulers can send any calls.


Diffs
-----

  include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
  include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
  src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
  src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
  src/master/master.cpp dccd7c635da4b7031cd109bd84e7f17b31777ef1 
  src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
  src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
  src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 

Diff: https://reviews.apache.org/r/32507/diff/


Testing
-------

make check


Thanks,

Vinod Kone


Re: Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

Posted by Vinod Kone <vi...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/
-----------------------------------------------------------

(Updated April 3, 2015, 11:47 p.m.)


Review request for mesos and Ben Mahler.


Bugs: MESOs-1127
    https://issues.apache.org/jira/browse/MESOs-1127


Repository: mesos


Description
-------

This is because subscription is done before schedulers can send any calls.


Diffs
-----

  include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
  include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
  src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
  src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
  src/master/master.cpp 618db68ee4163b06e479cf3413eda4b63c9c5a4b 
  src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
  src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
  src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 

Diff: https://reviews.apache.org/r/32507/diff/


Testing
-------

make check


Thanks,

Vinod Kone


Re: Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

Posted by Vinod Kone <vi...@gmail.com>.

> On March 31, 2015, 10:51 p.m., Ben Mahler wrote:
> > Instead of having a separate /scheduler/events endpoint with a top level Subscribe protobuf, could we just have one /scheduler/call endpoint and have a SUBSCRIBE Call?
> > 
> > I prefer this because:
> > 
> > (1) There is a single endpoint / Call interface for the scheduler.
> > 
> > (2) We don't have to have the "special" Subscribe top level protobuf.
> > 
> > (3) When we move to HTTP/2, we don't have to change anything, we can just tell people that they are now free to use a *single* connection for all calls. For HTTP/1.1, we tell people that they must make the streaming Subscribe call on a standalone connection.
> > 
> > Was the motivation for separating the Subscribe call out to a separate endpoint to try to make the connection management more obvious? People already have to think about connection management regardless of having /scheduler/events as a different path.
> > 
> > Are there any major reasons I'm missing for not consolidating on one endpoint?

Good point. Discarding this review in favor of putting Subscribe inside Call.


- Vinod


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/#review78423
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On March 31, 2015, 12:10 a.m., Vinod Kone wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/32507/
> -----------------------------------------------------------
> 
> (Updated March 31, 2015, 12:10 a.m.)
> 
> 
> Review request for mesos and Ben Mahler.
> 
> 
> Bugs: MESOs-1127
>     https://issues.apache.org/jira/browse/MESOs-1127
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> This is because subscription is done before schedulers can send any calls.
> 
> 
> Diffs
> -----
> 
>   include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
>   include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
>   src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
>   src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
>   src/master/master.cpp 618db68ee4163b06e479cf3413eda4b63c9c5a4b 
>   src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
>   src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
>   src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 
> 
> Diff: https://reviews.apache.org/r/32507/diff/
> 
> 
> Testing
> -------
> 
> make check
> 
> 
> Thanks,
> 
> Vinod Kone
> 
>


Re: Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

Posted by Ben Mahler <be...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/#review78423
-----------------------------------------------------------


Instead of having a separate /scheduler/events endpoint with a top level Subscribe protobuf, could we just have one /scheduler/call endpoint and have a SUBSCRIBE Call?

I prefer this because:

(1) There is a single endpoint / Call interface for the scheduler.

(2) We don't have to have the "special" Subscribe top level protobuf.

(3) When we move to HTTP/2, we don't have to change anything, we can just tell people that they are now free to use a *single* connection for all calls. For HTTP/1.1, we tell people that they must make the streaming Subscribe call on a standalone connection.

Was the motivation for separating the Subscribe call out to a separate endpoint to try to make the connection management more obvious? People already have to think about connection management regardless of having /scheduler/events as a different path.

Are there any major reasons I'm missing for not consolidating on one endpoint?

- Ben Mahler


On March 31, 2015, 12:10 a.m., Vinod Kone wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/32507/
> -----------------------------------------------------------
> 
> (Updated March 31, 2015, 12:10 a.m.)
> 
> 
> Review request for mesos and Ben Mahler.
> 
> 
> Bugs: MESOs-1127
>     https://issues.apache.org/jira/browse/MESOs-1127
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> This is because subscription is done before schedulers can send any calls.
> 
> 
> Diffs
> -----
> 
>   include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
>   include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
>   src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
>   src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
>   src/master/master.cpp 618db68ee4163b06e479cf3413eda4b63c9c5a4b 
>   src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
>   src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
>   src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 
> 
> Diff: https://reviews.apache.org/r/32507/diff/
> 
> 
> Testing
> -------
> 
> make check
> 
> 
> Thanks,
> 
> Vinod Kone
> 
>


Re: Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

Posted by Vinod Kone <vi...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/
-----------------------------------------------------------

(Updated March 31, 2015, 12:10 a.m.)


Review request for mesos and Ben Mahler.


Changes
-------

rebased.


Bugs: MESOs-1127
    https://issues.apache.org/jira/browse/MESOs-1127


Repository: mesos


Description
-------

This is because subscription is done before schedulers can send any calls.


Diffs (updated)
-----

  include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
  include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
  src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
  src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
  src/master/master.cpp 618db68ee4163b06e479cf3413eda4b63c9c5a4b 
  src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
  src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
  src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 

Diff: https://reviews.apache.org/r/32507/diff/


Testing
-------

make check


Thanks,

Vinod Kone


Re: Review Request 32507: Moved REGISTER and REREGISTER out of scheduler Calls.

Posted by Vinod Kone <vi...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/32507/
-----------------------------------------------------------

(Updated March 27, 2015, 12:05 a.m.)


Review request for mesos and Ben Mahler.


Changes
-------

rebase.


Bugs: MESOs-1127
    https://issues.apache.org/jira/browse/MESOs-1127


Repository: mesos


Description
-------

This is because subscription is done before schedulers can send any calls.


Diffs (updated)
-----

  include/mesos/scheduler.hpp efee2cb5fc9f24e84294ed7e05a25cf8c81c2f1a 
  include/mesos/scheduler/scheduler.proto 783a63ad1cc0edd86605d638046fb959cb6e97e8 
  src/examples/low_level_scheduler_libprocess.cpp 63d34eefb60d13fe2b82905c1cec9b762340e997 
  src/examples/low_level_scheduler_pthread.cpp 6d1f938660c02db75bfcbf7c8de0d941cff1920d 
  src/master/master.cpp dccd7c635da4b7031cd109bd84e7f17b31777ef1 
  src/sched/sched.cpp 66fd2b3146568900356cc48e0f17c6720665ae80 
  src/scheduler/scheduler.cpp 584b042e32865fdf875bf41ebcfb7f9c327d882a 
  src/tests/scheduler_tests.cpp 4a89a7a88b50bb8c254f5076661ce07ac9fc7657 

Diff: https://reviews.apache.org/r/32507/diff/


Testing
-------

make check


Thanks,

Vinod Kone