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gh-91048: Refactor _testexternalinspection and add Windows support#132852

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pablogsal merged 10 commits intopython:mainfrompablogsal:gh-91048-2
Apr 25, 2025
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gh-91048: Refactor _testexternalinspection and add Windows support
Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
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@pablogsal
pablogsal committedApr 25, 2025
commit4b40cb2a2fd07984b7d18dc32a18a688d1aa9e84
49 changes: 49 additions & 0 deletionsInclude/internal/pycore_remote_debug.h
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@@ -0,0 +1,49 @@
#ifndef Py_INTERNAL_REMOTE_DEBUG_H
#define Py_INTERNAL_REMOTE_DEBUG_H
#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
# error "this header requires Py_BUILD_CORE define"
#endif

#include <stdio.h>

#ifndef MS_WINDOWS
#include <unistd.h>
#endif

// Define a platform-independent process handle structure
typedef struct {
pid_t pid;
#ifdef MS_WINDOWS
HANDLE hProcess;
#endif
} proc_handle_t;

// Initialize a process handle
PyAPI_FUNC(int) _Py_RemoteDebug_InitProcHandle(proc_handle_t *handle, pid_t pid);

// Cleanup a process handle
PyAPI_FUNC(void) _Py_RemoteDebug_CleanupProcHandle(proc_handle_t *handle);

// Get the PyRuntime section address from a process
PyAPI_FUNC(uintptr_t) _Py_RemoteDebug_GetPyRuntimeAddress(proc_handle_t *handle);

// Get the PyAsyncioDebug section address from a process
PyAPI_FUNC(uintptr_t) _Py_RemoteDebug_GetAsyncioDebugAddress(proc_handle_t *handle);

// Read memory from a remote process
PyAPI_FUNC(int) _Py_RemoteDebug_ReadRemoteMemory(proc_handle_t *handle, uintptr_t remote_address, size_t len, void* dst);

// Write memory to a remote process
PyAPI_FUNC(int) _Py_RemoteDebug_WriteRemoteMemory(proc_handle_t *handle, uintptr_t remote_address, size_t len, const void* src);

// Read debug offsets from a remote process
PyAPI_FUNC(int) _Py_RemoteDebug_ReadDebugOffsets(proc_handle_t *handle, uintptr_t *runtime_start_address, _Py_DebugOffsets* debug_offsets);

#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_DEBUG_OFFSETS_H */
25 changes: 11 additions & 14 deletionsLib/test/test_external_inspection.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -24,10 +24,13 @@ def _make_test_script(script_dir, script_basename, source):
importlib.invalidate_caches()
return to_return

skip_if_not_supported = unittest.skipIf((sys.platform != "darwin"
and sys.platform != "linux"
and sys.platform != "win32"),
"Test only runs on Linux, Windows and MacOS")
class TestGetStackTrace(unittest.TestCase):

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_remote_stack_trace(self):
Expand DownExpand Up@@ -79,8 +82,7 @@ def foo():
]
self.assertEqual(stack_trace, expected_stack_trace)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_async_remote_stack_trace(self):
Expand DownExpand Up@@ -169,8 +171,7 @@ def new_eager_loop():
]
self.assertEqual(stack_trace, expected_stack_trace)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_asyncgen_remote_stack_trace(self):
Expand DownExpand Up@@ -227,8 +228,7 @@ async def main():
]
self.assertEqual(stack_trace, expected_stack_trace)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_async_gather_remote_stack_trace(self):
Expand DownExpand Up@@ -287,8 +287,7 @@ async def main():
]
self.assertEqual(stack_trace, expected_stack_trace)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_async_staggered_race_remote_stack_trace(self):
Expand DownExpand Up@@ -350,8 +349,7 @@ async def main():
]
self.assertEqual(stack_trace, expected_stack_trace)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_async_global_awaited_by(self):
Expand DownExpand Up@@ -470,8 +468,7 @@ async def main():
p.terminate()
p.wait(timeout=SHORT_TIMEOUT)

@unittest.skipIf(sys.platform != "darwin" and sys.platform != "linux",
"Test only runs on Linux and MacOS")
@skip_if_not_supported
@unittest.skipIf(sys.platform == "linux" and not PROCESS_VM_READV_SUPPORTED,
"Test only runs on Linux with process_vm_readv support")
def test_self_trace(self):
Expand Down
1 change: 1 addition & 0 deletionsMakefile.pre.in
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Expand Up@@ -1290,6 +1290,7 @@ PYTHON_HEADERS= \
$(srcdir)/Include/internal/pycore_crossinterp.h \
$(srcdir)/Include/internal/pycore_crossinterp_data_registry.h \
$(srcdir)/Include/internal/pycore_debug_offsets.h \
$(srcdir)/Include/internal/pycore_remote_debug.h \
$(srcdir)/Include/internal/pycore_descrobject.h \
$(srcdir)/Include/internal/pycore_dict.h \
$(srcdir)/Include/internal/pycore_dict_state.h \
Expand Down
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