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dfp: consistent behavior on DNS resolution failure#21810

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alyssawilk merged 1 commit intoenvoyproxy:mainfrom
alyssawilk:dns
Jun 22, 2022
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dfp: consistent behavior on DNS resolution failure#21810
alyssawilk merged 1 commit intoenvoyproxy:mainfrom
alyssawilk:dns

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@alyssawilk
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Fixes a bug in #19588 (and previously) where after DNS resolutoin fail, subsequent requests weren't blackholed by the filter.

Risk Level: low
Testing: fixed integration tests
Docs Changes: n/a
Release Notes: n/a
Fixes #21410

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As a reminder, PRs marked as draft will not be automatically assigned reviewers,
or be handled by maintainer-oncall triage.

Please mark your PR as ready when you want it to be reviewed!

🐱

Caused by: #21810 was opened by alyssawilk.

see: more, trace.

Signed-off-by: Alyssa Wilk <alyssar@chromium.org>
@alyssawilk alyssawilk marked this pull request as ready for review June 22, 2022 13:10
@alyssawilk alyssawilk requested a review from mattklein123 as a code owner June 22, 2022 13:10
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Nice find and fix!

@alyssawilk alyssawilk merged commit bcfe64d into envoyproxy:main Jun 22, 2022
Amila-Rukshan pushed a commit to Amila-Rukshan/envoy that referenced this pull request Jun 28, 2022
Risk Level: low
Testing: fixed integration tests
Docs Changes: n/a
Release Notes: n/a
Fixes envoyproxy#21410

Signed-off-by: Alyssa Wilk <alyssar@chromium.org>
Signed-off-by: Amila Senadheera <amila.15@cse.mrt.ac.lk>
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New, non-idempotent DNS-related 503 behavior

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