def override_global_exiter(
cls,
maybe_shutdown_socket: MaybeShutdownSocket,
finalizer: Callable[[], None],
) -> Iterator[None]:
with ExceptionSink.exiter_as(lambda previous_exiter: cls(
maybe_shutdown_socket, finalizer, previous_exiter)):
yield
def run_sync(self):
"""Synchronously run pantsd."""
os.environ.pop("PYTHONPATH")
# Switch log output to the daemon's log stream from here forward.
# Also, register an exiter using os._exit to ensure we only close stdio streams once.
self._close_stdio()
with self._pantsd_logging() as (log_stream,
log_filename), ExceptionSink.exiter_as(
lambda _: Exiter(exiter=os._exit)):
# We don't have any stdio streams to log to anymore, so we log to a file.
# We don't override the faulthandler destination because the stream we get will proxy things
# via the rust logging code, and faulthandler needs to be writing directly to a real file
# descriptor. When pantsd logging was originally initialised, we already set up faulthandler
# to log to the correct file descriptor, so don't override it.
#
# We can get tracebacks of the pantsd process by tailing the pantsd log and sending it
# SIGUSR2.
ExceptionSink.reset_interactive_output_stream(
log_stream,
override_faulthandler_destination=False,
)
# Reset the log location and the backtrace preference from the global bootstrap options.
global_bootstrap_options = self._bootstrap_options.for_global_scope(
)
ExceptionSink.reset_should_print_backtrace_to_terminal(
global_bootstrap_options.print_exception_stacktrace)
ExceptionSink.reset_log_location(
global_bootstrap_options.pants_workdir)
self._native.set_panic_handler()
# Set the process name in ps output to 'pantsd' vs './pants compile src/etc:: -ldebug'.
set_process_title(f"pantsd [{self._build_root}]")
# Write service socket information to .pids.
self._write_named_sockets(self._services.port_map)
# Enter the main service runner loop.
self._setup_services(self._services)
self._run_services(self._services)
def wrap_global_exiter(cls, run_tracker, repro):
with ExceptionSink.exiter_as(lambda previous_exiter: cls(run_tracker, repro, previous_exiter)):
yield
