GitHub user tillrohrmann opened a pull request:
https://github.com/apache/flink/pull/4824
[FLINK-7648] [flip6] Add TaskManagersHandler
## What is the purpose of the change
Add the `TaskManagersHandler` for the new REST server endpoint.
## Brief change log
- Added `TaskManagersHandler` and `TaskManagersHeaders` for serving
`TaskManagersInfo`
- Changed the serialization of the `legacy.TaskManagersHandler` to reflect
`TaskManagerInfo` serialization where the `HardwareDescription` is stored in a
nested JSON object.
## Verifying this change
Added tests:
- `TaskManagerInfoTest` and `TaskManagersInfoTest` for (un)marshalling
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tillrohrmann/flink addTaskManagersHandler
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4824.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #4824
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commit 77ece83513d9a79f2f0c3e7024d91243026c334c
Author: Till <[email protected]>
Date: 2017-10-13T07:19:51Z
[FLINK-7832] [flip6] Extend SlotManager to report free slots per TM
Fail if slot belongs to a unregistered TaskManager
Add more sanity checks
Make the TaskManagerSlot state transitions clearer
Introduce proper TaskManagerSlot state enum
Refactor SlotManager for better maintainability
commit 72ae21be368fc3de32a12e486c73a4fb69a76abf
Author: Till <[email protected]>
Date: 2017-10-12T16:24:02Z
[FLINK-7831] Make last received heartbeat retrievable
This commit adds functionality to retrieve the last received heartbeat from
the HeartbeatManager.
commit fceae2d4fa1bda55f2f9b412388606747e9b24af
Author: Till Rohrmann <[email protected]>
Date: 2017-10-11T22:40:17Z
[FLINK-7648] [flip6] Add TaskManagersHandler
Send dataPort and HardwareDescription to RM
Instantiate RM leader retriever
commit c7f637da68d9627b6dcc73ac4a88d278d7b4b5b5
Author: Till <[email protected]>
Date: 2017-10-13T14:32:56Z
[FLINK-7648] [flip6] Write HardwareDescription in sub object of
legacy.TaskManagersHandler
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