Calvin Leung Huang df51db751d agent: add an inflight cache better concurrent request handling (#10705) ...

* agent: do not grap idLock writelock until caching entry

* agent: inflight cache using sync.Map

* agent: implement an inflight caching mechanism

* agent/lease: add lock for inflight cache to prevent simultaneous Set calls

* agent/lease: lock on a per-ID basis so unique requests can be processed independently

* agent/lease: add some concurrency tests

* test: use lease_id for uniqueness

* agent: remove env flags, add comments around locks

* agent: clean up test comment

* agent: clean up test comment

* agent: remove commented debug code

* agent/lease: word-smithing

* Update command/agent/cache/lease_cache.go

Co-authored-by: Nick Cabatoff <ncabatoff@hashicorp.com>

* agent/lease: return the context error if the Done ch got closed

* agent/lease: fix data race in concurrency tests

* agent/lease: mockDelayProxier: return ctx.Err() if context got canceled

* agent/lease: remove unused inflightCacheLock

* agent/lease: test: bump context timeout to 3s

Co-authored-by: Nick Cabatoff <ncabatoff@hashicorp.com>

2021-01-26 12:09:37 -08:00

2.6 KiB

Raw Blame History

View Raw