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Resolve direction-scoped OpenTelemetry names at the OpenTelemetry boundary (otlp - tag registry - phase 3) - #12731

Merged

gh-worker-dd-mergequeue-cf854d[bot] merged 74 commits into

masterfrom

dougqh/tag-registry-direction-resolution

Oct 20, 2026

Merged

Resolve direction-scoped OpenTelemetry names at the OpenTelemetry boundary (otlp - tag registry - phase 3)#12731
gh-worker-dd-mergequeue-cf854d[bot] merged 74 commits into
masterfrom
dougqh/tag-registry-direction-resolution

Commits on Oct 9, 2026
- Set known tags by id on TagMap and spans
  dougqh
  committed
  3ab5862
- Ignore unknown ids when clearing a tag by id; fix a comment wrap
  
  dougqh
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  claude
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  4bf02bb
- Precheck and reuse the box in long-valued setters
  
  dougqh
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  claude
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  a2829d1
- Keep peer.port off the id path
  
  dougqh
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  claude
  committed
  2d87cde
- Merge set-by-id (#12715) onto master
  dougqh
  committed
  7a017a5
- Mark intercepted tags with an id bit, via a tracer overlay
  
  dougqh
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  claude
  committed
  0401a43
- Dispatch TagInterceptor on tag ids
  
  dougqh
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  claude
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  8949a57
- Set tags on spans by id first
  
  dougqh
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  claude
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  cfe2368
- Look up tag names by serial in an array, not a switch
  
  dougqh
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  claude
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  38c9947
- Point stale comments at the tracer overlay and the intercepted bit
  
  dougqh
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  claude
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  3545c15
- Index the split-by-tags table by serial, sized to every known tag
  
  dougqh
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  claude
  committed
  1642cc9
- Check for a known tag id with a range check, not a name lookup
  
  dougqh
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  claude
  committed
  b9dd573
- Pin interceptTag(long) above C2's inlining size
  
  dougqh
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  claude
  committed
  75d3fbc
- Tighten comments on the id-keyed interceptor
  
  dougqh
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  claude
  committed
  ecb4f73
- Treat overlay tags as intercepted; tidy from review
  
  dougqh
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  claude
  committed
  3f65031
- Reject shared-name tag ids on the id-keyed TagMap and span paths
  
  dougqh
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  claude
  committed
  69d7849
- Test rejection of shared-name tag ids
  
  dougqh
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  claude
  committed
  46c3b47
Commits on Oct 10, 2026
- Build custom tags by name and known tags by id
  
  dougqh
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  claude
  committed
  ad2fa97
- Resolve direction-dependent tag names by the span's kind
  
  dougqh
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  claude
  committed
  3a269e1
- Key shared-name tags by direction now that resolution knows it
  
  dougqh
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  claude
  committed
  d509119
- Merge master into id-tag-interceptor (#12817)
  dougqh
  committed
  628da33
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  dougqh
  committed
  cc43136
- Give the tracer core a restricted, trusted path into TagMap
  
  dougqh
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  claude
  committed
  dac7060
- Mark TagMap.Internals @NoEscape
  
  dougqh
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  claude
  committed
  fbab551
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  dougqh
  committed
  8d47c7f
- Point Internals' trust note at isKnown, the span's check here
  
  dougqh
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  claude
  committed
  92fb191
Commits on Oct 13, 2026
- Store each direction-dependent tag once and apply direction on read
  
  dougqh
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  claude
  committed
  06dec0f
- Name direction-dependent tags by span kind in OTLP export
  
  dougqh
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  claude
  committed
  d469c66
- Apply last write wins between a tag and its direction-scoped alias
  
  dougqh
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  claude
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  748a8af
- Carry the direction role in tag ids so plain setTag pays nothing extra
  
  dougqh
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  claude
  committed
  44826c6
- Move alias superseding off the setTag store fast path
  
  dougqh
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  claude
  committed
  dc06725
- Cover SpanTags and the KnownTagCodec direction helpers in internal-api
  
  dougqh
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  claude
  committed
  44c9c2f
- Route alias-target writes only on spans holding a pending alias
  
  dougqh
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  claude
  committed
  d3d6ee4
- Merge tag-registry-direction-resolution into the single-representation rework
  dougqh
  committed
  a48e145
- Cover the remaining TagMap.Internals setKnown overloads
  
  dougqh
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  claude
  committed
  85c222d
- Add datadog.apicontract to CODEOWNERS
  
  dougqh
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  claude
  committed
  f08c1c3
- Merge branch 'master' into dougqh/id-tag-interceptor
  dougqh
  authored
  f796149
- Give peer.port one direction-neutral id
  
  dougqh
  and
  claude
  committed
  22d0fd1
- Name peer.port by the span's kind in OTLP export
  
  dougqh
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  claude
  committed
  ba715de
- Merge id-tag-interceptor (#12817, before the peer.port move) into tag-registry-direction-resolution
  
  dougqh
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  claude
  committed
  e55a358
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  
  dougqh
  and
  claude
  committed
  01ea7f5
- Let C2 inline the constructors of TagMap's nested classes
  
  dougqh
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  claude
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  584310c
- Remove TagMap's remaining synthetic accessors and guard against them
  
  dougqh
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  claude
  committed
  3842b16
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  
  dougqh
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  claude
  committed
  6e6077e
Commits on Oct 14, 2026
- Merge master into id-tag-interceptor
  
  dougqh
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  claude
  committed
  64d6cf3
- Cover TagMap.Internals, KnownTagCodec and EntryReader paths
  
  dougqh
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  claude
  committed
  bb0bbb0
- Format the tag-registry generator to its spotless rules
  
  dougqh
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  claude
  committed
  fb6410e
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  
  dougqh
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  claude
  committed
  6593371
- Drop #12817's direction stand-in tests, covered by SpanTagsTest
  
  dougqh
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  claude
  committed
  0d7b732
- Order the tag-id carve bits by position
  
  dougqh
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  claude
  committed
  97a508b
- Merge master into id-tag-interceptor
  
  dougqh
  and
  claude
  committed
  fa54aca
- Merge id-tag-interceptor (#12817) into tag-registry-direction-resolution
  
  dougqh
  and
  claude
  committed
  4bb2c75
- Re-apply split-by-tags language by its id
  
  dougqh
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  claude
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  1c88d5e
- Say what a tag id's intercepted bit does and doesn't decide
  
  dougqh
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  claude
  committed
  5ba0a09
Commits on Oct 15, 2026
- Merge #12817's final commits into tag-registry-direction-resolution
  dougqh
  committed
  1a084b2
- Merge remote-tracking branch 'origin/master' into dougqh/tag-registry-direction-resolution
  dougqh
  committed
  a24cb0d
- Restore the conventions' one-tag wording for peer.port
  
  dougqh
  and
  claude
  committed
  32ad2a3
- Tidy the direction-resolution code from review
  
  dougqh
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  claude
  committed
  306b312
- Keep the alias slow paths to spans that really hold a pending alias
  
  dougqh
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  claude
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  96df27a
- Make a removal before the span's kind supersede every meaning
  
  dougqh
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  claude
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  a5c6556
- Extend the pending-alias gate to reads, removals and entry routing
  
  dougqh
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  claude
  committed
  d7356bc
- Encapsulate direction handling in a package-private DirectionalTags
  
  dougqh
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  claude
  committed
  c517b18
Commits on Oct 16, 2026
- Write and read known tags by id without building an Entry per call
  
  dougqh
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  claude
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  ab4b1ac
- Resolve aliases when the kind is set, and route them as their tag
  
  dougqh
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  claude
  committed
  351145d
- Close three more gaps between the write paths and direction handling
  
  dougqh
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  claude
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  6aa6d4f
- Let a Datadog tag name double as another tag's direction-scoped alias
  
  dougqh
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  claude
  committed
  dabddda
- Drop the OTLP export check for a tag written by id on the wrong side
  
  dougqh
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  claude
  committed
  b1107a3
- Merge remote-tracking branch 'origin/master' into dougqh/tag-registry-direction-resolution
  dougqh
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  66a069c
- Resolve direction-scoped names at the OpenTelemetry boundary, not in the core
  
  dougqh
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  claude
  committed
  d7f0ffc
Commits on Oct 19, 2026
- Merge master (#12882 slot coloring) into tag-registry-direction-resolution
  
  dougqh
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  claude
  committed
  416663b
- Resolve held OTel attributes as soon as the span kind is set
  
  dougqh
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  claude
  committed
  3742a7e
- Ignore null OTel attribute keys again
  
  dougqh
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  claude
  committed
  9e6bd6c
Commits on Oct 20, 2026
- Merge branch 'master' into dougqh/tag-registry-direction-resolution
  dougqh
  authored
  810d174
- Merge branch 'master' into dougqh/tag-registry-direction-resolution
  dougqh
  authored
  ac13674

Commits

Commits on Oct 9, 2026

Commits on Oct 10, 2026

Commits on Oct 13, 2026

Commits on Oct 14, 2026

Commits on Oct 15, 2026

Commits on Oct 16, 2026

Commits on Oct 19, 2026

Commits on Oct 20, 2026