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remove unnecessary LRU for internode auth token #20119

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merged 2 commits into from
Jul 22, 2024

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harshavardhana
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Community Contribution License

All community contributions in this pull request are licensed to the project maintainers
under the terms of the Apache 2 license.
By creating this pull request, I represent that I have the right to license the
contributions to the project maintainers under the Apache 2 license.

Description

remove unnecessary LRU for internode auth token

Motivation and Context

removes contentious usage of mutexes in LRU, which
were never really reused in any manner; we do not
need it.

To trust hosts, the correct way is TLS certs; this PR completely
removes this dependency, which has never been useful.

0  0%  100%  25.83s 26.76%  github.com/hashicorp/golang-lru/v2/expirable.(*LRU[...])
0  0%  100%  28.03s 29.04%  github.com/hashicorp/golang-lru/v2/expirable.(*LRU[...])

Bonus: use x-minio-time as a nanosecond to avoid unnecessary
parsing logic of time strings instead of using a more
straightforward mechanism.

How to test this PR?

Run warp get benchmarks and observe mutex profile.

Types of changes

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Optimization (provides speedup with no functional changes)
  • Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

  • Fixes a regression (If yes, please add commit-id or PR # here)
  • Unit tests added/updated
  • Internal documentation updated
  • Create a documentation update request here

removes contentious usage of mutexes in LRU, which
were never really reused in any manner; we do not
need it.

To trust hosts, the correct way is TLS certs; this PR completely
removes this dependency, which has never been useful.

```
0  0%  100%  25.83s 26.76%  github.com/hashicorp/golang-lru/v2/expirable.(*LRU[...])
0  0%  100%  28.03s 29.04%  github.com/hashicorp/golang-lru/v2/expirable.(*LRU[...])
```

Bonus: use `x-minio-time` as a nanosecond to avoid unnecessary
parsing logic of time strings instead of using a more
straightforward mechanism.
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@shtripat shtripat left a comment

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lgtm

@harshavardhana harshavardhana merged commit 8e618d4 into minio:master Jul 22, 2024
20 checks passed
@harshavardhana harshavardhana deleted the remove-lru branch July 22, 2024 07:04
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3 participants