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cherry-pick: Restrict the UDS mirror sockets directory to its owner and publish mirror metadata atomically (conflicts → v5.3) - #3122

Merged

kriszyp merged 15 commits into

v5.3from

cherry-pick/v5.3/pr-3019

Oct 8, 2026

Merged

cherry-pick: Restrict the UDS mirror sockets directory to its owner and publish mirror metadata atomically (conflicts → v5.3)#3122
kriszyp merged 15 commits into
v5.3from
cherry-pick/v5.3/pr-3019

Commits on Oct 8, 2026
- Harden the UDS mirror directory and publish its metadata atomically
  
  authored and
  Harperfast
  committed
  4e2057b
- Resolve the UDS mirror directory from the helper and fail isolated workers loudly
  
  authored and
  Harperfast
  committed
  2b5ef6b
- Check the UDS mirror directory before registering the secure listener
  
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  Harperfast
  committed
  e462b2f
- Refuse ready for an isolated worker that bound no UDS mirror
  
  authored and
  Harperfast
  committed
  31362e5
- Describe the isolated-worker readiness rule in the UDS design note
  
  authored and
  Harperfast
  committed
  100e415
- Count only bound UDS mirrors toward isolated-worker readiness
  
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  committed
  04c5132
- Trim the portable UDS suite's header comment
  
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  committed
  83e7478
- Guard the portable UDS suite's teardown against a failed setup
  
  authored and
  Harperfast
  committed
  9076409
- Read the sockets path per test in the UDS directory suite
  
  authored and
  Harperfast
  committed
  7db50e3
- Guard the sockets-path teardown in the UDS directory suite
  
  authored and
  Harperfast
  committed
  ebaceb5
- Import Node built-ins with the node: prefix in the UDS directory suite
  
  authored and
  Harperfast
  committed
  0917802
- Refuse to clear a sockets path outside the test root in the UDS directory suite
  
  authored and
  Harperfast
  committed
  647b052
- Guard the UDS sockets-path test teardown with real path containment
  
  authored and
  Harperfast
  committed
  7cbea59
- Correct two comments in the UDS sockets-path containment guard
  
  authored and
  Harperfast
  committed
  bcc7513
- Resolve the v5.3 cherry-pick conflicts for the UDS mirror directory hardening
  
  kriszyp
  and
  claude
  committed
  b3f4a9c

Commits

Commits on Oct 8, 2026