def handle_interrupt_forcefully(self, signum: int,
_frame: types.FrameType) -> None:
"""Second handler for interrupt signals to exit forcefully.
Args:
signum: Signal number of the interrupt signal retrieved.
"""
_logger.debug("Interrupt handler called a second time with %d", signum)
log.fatal(
"Forceful kill signal retrieved... Hello darkness my old friend")
sys.exit(customtypes.Exit.signal + signum)
def handle_exception(
self,
initial_handler: ExceptionHandler,
exc_type: Type[BaseException],
exc_value: BaseException,
traceback: types.TracebackType,
) -> None:
"""Custom exception handler for uncaught exceptions.
In addition to the standard python exception handler a log message is called and
the application tries to exit gracefully.
"""
log.error("Uncaught exception! Exiting gracefully and printing stack...")
initial_handler(exc_type, exc_value, traceback)
try:
self._app.exit(customtypes.Exit.err_exception)
# We exit immediately by killing the application if an error in the graceful
# exit occurs
except Exception as e: # pylint: disable=broad-except
log.fatal("Uncaught exception in graceful exit... Committing suicide :(")
log.fatal("Exception: %r", e)
sys.exit(customtypes.Exit.err_suicide)