Issue 4409: Reset tokenRefreshFuture upon exception in obtaining a ne…

…w delegation token (pravega#4410) (pravega#4415)

Fix a bug that prevents tokenRefreshFuture from getting reset.

Signed-off-by: Ravi Sharda <[email protected]>

Issue 4409: Reset tokenRefreshFuture upon exception in obtaining a ne…

…w delegation token (pravega#4410) (pravega#4415)

Fix a bug that prevents tokenRefreshFuture from getting reset.

Signed-off-by: Ravi Sharda <[email protected]>

Issue 4406: Cherry pick 4396 and 4147 into r0.6 (pravega#4407)

Cherry-pick PRs:
* Issue 4396: Respond with meaningful status to ping transaction if transaction is already committed or aborted (pravega#4397)
* Issue 4147: Adjust txn ping to perform multiple pings per transaction (pravega#4400)

Signed-off-by: Tom Kaitchuck <[email protected]>

Issue 4390: Ensure retries by client when delegation token expires (p…

…ravega#4391) (pravega#4395)

* Ensure that the client retries the request to segment store if the segment store throws an error indicating token expiry. Doing so will ensure that a new delegation token will be obtained after reauthentication and reauthorization with the Controller and used in the retried request.

Signed-off-by: Ravi Sharda <[email protected]>

Issue 4369: (SegmentStore) Fix memory leak with Future Reads (pravega…

…#4373) (pravega#4389)

Fixed a memory leak that can be triggered by abandoning Future Reads without any segment write activity.

Signed-off-by: Andrei Paduroiu <[email protected]>

Issue 4383: Fix exception handling during state synchronizer compacti…

…on. (pravega#4382) (pravega#4388)

* Ensure we do not retry if the segment is already truncated while attempting to truncate a segment.

Signed-off-by: Sandeep <[email protected]>

Issue 4372: Split controller thread pools to avoid potential deadlock. (

pravega#4371)

*  Split controller thread pools on the controller to avoid a potential deadlock with writer.

Signed-off-by: Sandeep <[email protected]>

Issue 4364: Change pravega version in r0.6 branch from 0.6.1-snapshot…

… to 0.6.1 (pravega#4365)

Signed-off-by: Shivesh Ranjan <[email protected]>

Issue 3508: Remove year from copyright header in r0.6 (pravega#4330)

Removes year from copyright as per legal requirements.

Signed-off-by: Flavio Junqueira (fpj) <[email protected]>

Issue 3508: Remove year from copyright header in r0.6 (pravega#4330)

Removes year from copyright as per legal requirements.

Signed-off-by: Flavio Junqueira (fpj) <[email protected]>