[Do not merge] crashtracker runtime stack experiment

ddtrace/internal/core/crashtracking.py

@@ -26,6 +26,8 @@
     from ddtrace.internal.native._native import crashtracker_init
     from ddtrace.internal.native._native import crashtracker_on_fork
     from ddtrace.internal.native._native import crashtracker_status
+    from ddtrace.internal.native._native import crashtracker_register_native_runtime_callback
+    from ddtrace.internal.native._native import CallbackResult
 except ImportError:
     is_available = False
 
@@ -169,3 +171,26 @@ def crashtracker_fork_handler():
         print(f"Failed to start crashtracker: {e}", file=sys.stderr)
         return False
     return True
+
+
+def register_runtime_callback() -> bool:
+    """
+    Register the native runtime callback for stack collection during crashes.
+
+    This should be called after crashtracker initialization to enable Python
+    runtime stack trace collection in crash reports.
+
+    Returns:
+        bool: True if callback was registered successfully, False otherwise
+    """
+    if not is_available:
+        return False
+    if not is_started():
+        return False
+
+    try:
+        result = crashtracker_register_native_runtime_callback()
+        return result == CallbackResult.Ok
+    except Exception as e:
+        print(f"Failed to register runtime callback: {e}", file=sys.stderr)
+        return False

experimental_debug.json

@@ -0,0 +1,103 @@
+{
+  "runtime_stack": {
+    "format": "Datadog Runtime Callback 1.0",
+    "frames": [
+      {
+        "function": "<module>",
+        "file": "<string>",
+        "line": 1
+      },
+      {
+        "function": "string_at",
+        "file": "/home/bits/.pyenv/versions/3.13.5/lib/python3.13/ctypes/__init__.py",
+        "line": 538
+      },
+      {
+        "function": "func16",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 679
+      },
+      {
+        "function": "func15",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 676
+      },
+      {
+        "function": "func14",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 673
+      },
+      {
+        "function": "func13",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 670
+      },
+      {
+        "function": "func12",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 667
+      },
+      {
+        "function": "func11",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 664
+      },
+      {
+        "function": "func10",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 661
+      },
+      {
+        "function": "func9",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 658
+      },
+      {
+        "function": "func8",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 655
+      },
+      {
+        "function": "func7",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 652
+      },
+      {
+        "function": "func6",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 649
+      },
+      {
+        "function": "func5",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 646
+      },
+      {
+        "function": "func4",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 643
+      },
+      {
+        "function": "func3",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 640
+      },
+      {
+        "function": "func2",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 637
+      },
+      {
+        "function": "func1",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 634
+      },
+      {
+        "function": "<module>",
+        "file": "tests/internal/crashtracker/test_crashtracker.py",
+        "line": 699
+      }
+    ],
+    "runtime_type": "unknown"
+  }
+}

src/native/Cargo.toml

@@ -16,19 +16,20 @@ profiling = ["dep:datadog-profiling-ffi"]
 
 [dependencies]
 anyhow = { version = "1.0", optional = true }
-datadog-crashtracker = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0", optional = true }
-datadog-ddsketch = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0" }
-datadog-library-config = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0" }
-data-pipeline = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0" }
-datadog-profiling-ffi = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0", optional = true, features = [
+datadog-crashtracker = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302", optional = true }
+datadog-ddsketch = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302" }
+datadog-library-config = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302" }
+data-pipeline = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302" }
+datadog-profiling-ffi = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302", optional = true, features = [
     "cbindgen",
 ] }
-ddcommon = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0" }
+ddcommon = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302" }
 pyo3 = { version = "0.25", features = ["extension-module", "anyhow"] }
+pyo3-ffi = "0.25"
 
 [build-dependencies]
 pyo3-build-config = "0.25"
-build_common = { git = "https://github.com/DataDog/libdatadog", rev = "v21.0.0", features = [
+build_common = { git = "https://github.com/DataDog/libdatadog", rev = "488d39573f008957784aa4ef726fadb4bee5a302", features = [
     "cbindgen",
 ] }