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dns: support max timeout #58440

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theanarkh
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When dns retries the query, the tiemout will keep increasing, max_timeout caps the timeout.

  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • tests and/or benchmarks are included
  • documentation is changed or added
  • commit message follows commit guidelines

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Review requested:

  • @nodejs/net

@nodejs-github-bot nodejs-github-bot added c++ Issues and PRs that require attention from people who are familiar with C++. lib / src Issues and PRs related to general changes in the lib or src directory. needs-ci PRs that need a full CI run. labels May 23, 2025
@theanarkh theanarkh added semver-minor PRs that contain new features and should be released in the next minor version. c++ Issues and PRs that require attention from people who are familiar with C++. lib / src Issues and PRs related to general changes in the lib or src directory. needs-ci PRs that need a full CI run. and removed c++ Issues and PRs that require attention from people who are familiar with C++. lib / src Issues and PRs related to general changes in the lib or src directory. needs-ci PRs that need a full CI run. labels May 23, 2025
@theanarkh theanarkh force-pushed the support_max_timeout_for_dns branch from e1793dd to 2a63e8c Compare May 23, 2025 19:08
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codecov bot commented May 23, 2025 •
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Codecov Report

Attention: Patch coverage is 92.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 90.12%. Comparing base (3c351c2) to head (d10922a).
Report is 5 commits behind head on main.

Files with missing lines Patch % Lines
src/cares_wrap.cc 81.81% 0 Missing and 2 partials ⚠️
Additional details and impacted files 
@@            Coverage Diff             @@
##             main   #58440      +/-   ##
==========================================
- Coverage   90.13%   90.12%   -0.01%     
==========================================
  Files         636      636              
  Lines      187891   187905      +14     
  Branches    36878    36878              
==========================================
+ Hits       169348   169356       +8     
- Misses      11289    11293       +4     
- Partials     7254     7256       +2
Files with missing lines Coverage Δ
lib/internal/dns/utils.js 99.46% <100.00%> (+0.01%) ⬆️
src/cares_wrap.h 78.97% <ø> (ø)
src/cares_wrap.cc 54.51% <81.81%> (+0.12%) ⬆️

... and 33 files with indirect coverage changes

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lpinca
lpinca approved these changes May 24, 2025
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@lpinca lpinca added the request-ci Add this label to start a Jenkins CI on a PR. label May 24, 2025
@github-actions github-actions bot removed the request-ci Add this label to start a Jenkins CI on a PR. label May 24, 2025
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CI: https://ci.nodejs.org/job/node-test-pull-request/67039/

@theanarkh theanarkh force-pushed the support_max_timeout_for_dns branch from 2a63e8c to 037237f Compare May 25, 2025 09:57
@theanarkh theanarkh added the request-ci Add this label to start a Jenkins CI on a PR. label May 25, 2025
@github-actions github-actions bot added request-ci-failed An error occurred while starting CI via request-ci label, and manual interventon is needed. and removed request-ci Add this label to start a Jenkins CI on a PR. labels May 25, 2025
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Failed to start CI
   ⚠  Commits were pushed since the last approving review:
   ⚠  - dns: support max timeout
   ✘  Refusing to run CI on potentially unsafe PR
https://github.com/nodejs/node/actions/runs/15239866976

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CI: https://ci.nodejs.org/job/node-test-pull-request/67081/

theanarkh
theanarkh commented Jun 3, 2025
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lib/internal/dns/utils.js
@@ -187,8 +195,8 @@ class ResolverBase {
}

[kDeserializeResolver]() {
const { timeout, tries, localAddress, servers } = this[kSnapshotStates];
this[kInitializeHandle](timeout, tries);
const { timeout, tries, maxTimeout, localAddress, servers } = this[kSnapshotStates];
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@joyeecheung Hi ! Can I make a snapshot in node version 1 and then use it in version 2? Do I need to use maxTimeout=0 here ?

@theanarkh theanarkh force-pushed the support_max_timeout_for_dns branch from 037237f to f260a95 Compare June 7, 2025 16:57
@theanarkh theanarkh force-pushed the support_max_timeout_for_dns branch from f260a95 to d10922a Compare June 7, 2025 17:02
@theanarkh theanarkh added the request-ci Add this label to start a Jenkins CI on a PR. label Jun 8, 2025
@github-actions github-actions bot removed the request-ci Add this label to start a Jenkins CI on a PR. label Jun 8, 2025
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github-actions bot commented Jun 8, 2025

Failed to start CI
   ⚠  Commits were pushed since the last approving review:
   ⚠  - dns: support max timeout
   ✘  Refusing to run CI on potentially unsafe PR
https://github.com/nodejs/node/actions/runs/15520622792

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