wfb-ng/telemetry/common.py
Vasily Evseenko 97986d1963 Bidirectional telemetry support (python/twisted required)
Allow tx to use multiple interfaces (tx diversity)
Remove mavlink mode from wfb_tx binary (moved to the python side).
Add tgz, rpm and deb binary package generation
2018-12-13 21:42:35 +03:00

59 lines
1.6 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2018 Vasily Evseenko <svpcom@p2ptech.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from twisted.python import log
from twisted.internet import reactor, defer, task
from telemetry.conf import settings
from twisted.internet.error import ReactorNotRunning
__system_failed = False
def fatal_error(stop_reactor=True):
global __system_failed
__system_failed = True
if stop_reactor:
try:
reactor.stop()
except ReactorNotRunning:
pass
def exit_status():
return 1 if __system_failed else 0
def abort_on_crash(f, stop_reactor=True, warn_cancel=True):
if isinstance(f, defer.FirstError):
f = f.value.subFailure
if settings.common.debug:
log.err(f, 'Stopping reactor due to fatal error')
else:
log.msg('Stopping reactor due to fatal error: %s' % (f.value,))
fatal_error(stop_reactor)
def df_sleep(timeout, res=None):
return task.deferLater(reactor, timeout, lambda: res)