log unhandled exceptions from run_in_fork

1 files changed, 10 insertions, 0 deletions

diff --git a/linuxnamespaces/__init__.py b/linuxnamespaces/__init__.py
index ab8fa40..a1f790e 100644
--- a/linuxnamespaces/__init__.py
+++ b/linuxnamespaces/__init__.py
@@ -9,6 +9,7 @@ import asyncio
 import contextlib
 import errno
 import fcntl
+import logging
 import os
 import pathlib
 import socket
@@ -22,6 +23,9 @@ from .atlocation import *
 from .syscalls import *
 
 
+_logger = logging.getLogger(__name__)
+
+
 class run_in_fork:
     """Decorator for running the decorated function once in a separate process.
     """
@@ -46,6 +50,9 @@ class run_in_fork:
             except SystemExit as err:
                 code = err.code
             except:
+                _logger.exception(
+                    "uncaught exception in run_in_fork %r", function
+                )
                 code = 1
             os._exit(code)
 
@@ -115,6 +122,9 @@ class async_run_in_fork:
                 except SystemExit as err:
                     code = err.code
                 except:
+                    _logger.exception(
+                        "uncaught exception in run_in_fork %r", function
+                    )
                     code = 1
                 os._exit(code)
             watcher.add_child_handler(self.pid, self._child_callback)