Add `code.stacktrace` attribute (#435)

Signed-off-by: Alexander Wert <alexander.wert@elastic.co>

CHANGELOG.md

@@ -11,6 +11,9 @@ release.
 
 ### Features
 
+- Add `code.stacktrace` attribute
+  ([#435](https://github.com/open-telemetry/semantic-conventions/pull/435))
+
 ### Fixes
 
 ## v1.23.0 (2023-11-03)

docs/attributes-registry/code.md

@@ -15,4 +15,5 @@ These attributes allow to report this unit of code and therefore to provide more
 | `code.function` | string | The method or function name, or equivalent (usually rightmost part of the code unit's name). | `serveRequest` |
 | `code.lineno` | int | The line number in `code.filepath` best representing the operation. It SHOULD point within the code unit named in `code.function`. | `42` |
 | `code.namespace` | string | The "namespace" within which `code.function` is defined. Usually the qualified class or module name, such that `code.namespace` + some separator + `code.function` form a unique identifier for the code unit. | `com.example.MyHttpService` |
+| `code.stacktrace` | string | A stacktrace as a string in the natural representation for the language runtime. The representation is to be determined and documented by each language SIG. | `at com.example.GenerateTrace.methodB(GenerateTrace.java:13)\n at com.example.GenerateTrace.methodA(GenerateTrace.java:9)\n at com.example.GenerateTrace.main(GenerateTrace.java:5)` |
 <!-- endsemconv -->

docs/general/attributes.md

@@ -389,6 +389,7 @@ about the span.
 | [`code.function`](../attributes-registry/code.md) | string | The method or function name, or equivalent (usually rightmost part of the code unit's name). | `serveRequest` | Recommended |
 | [`code.lineno`](../attributes-registry/code.md) | int | The line number in `code.filepath` best representing the operation. It SHOULD point within the code unit named in `code.function`. | `42` | Recommended |
 | [`code.namespace`](../attributes-registry/code.md) | string | The "namespace" within which `code.function` is defined. Usually the qualified class or module name, such that `code.namespace` + some separator + `code.function` form a unique identifier for the code unit. | `com.example.MyHttpService` | Recommended |
+| [`code.stacktrace`](../attributes-registry/code.md) | string | A stacktrace as a string in the natural representation for the language runtime. The representation is to be determined and documented by each language SIG. | `at com.example.GenerateTrace.methodB(GenerateTrace.java:13)\n at com.example.GenerateTrace.methodA(GenerateTrace.java:9)\n at com.example.GenerateTrace.main(GenerateTrace.java:5)` | Opt-In |
 <!-- endsemconv -->
 
 [DocumentStatus]: https://github.com/open-telemetry/opentelemetry-specification/tree/v1.26.0/specification/document-status.md

model/general.yaml

@@ -53,3 +53,5 @@ groups:
       - ref: code.filepath
       - ref: code.lineno
       - ref: code.column
+      - ref: code.stacktrace
+        requirement_level: opt_in

model/registry/code.yaml

@@ -31,3 +31,11 @@ groups:
         brief: >
           The column number in `code.filepath` best representing the operation. It SHOULD point within the code unit named in `code.function`.
         examples: 16
+      - id: stacktrace
+        type: string
+        brief: >
+          A stacktrace as a string in the natural representation for the language runtime.
+          The representation is to be determined and documented by each language SIG.
+        examples: 'at com.example.GenerateTrace.methodB(GenerateTrace.java:13)\n
+        at com.example.GenerateTrace.methodA(GenerateTrace.java:9)\n
+        at com.example.GenerateTrace.main(GenerateTrace.java:5)'