def possess(daemonizeTo=None): fileutils.ensureDirExists(configure.logdir, "log file") fileutils.ensureDirExists(configure.rundir, "run file") if not daemonizeTo: daemonizeTo = '/' pid = process.getPid('transcoder-admin') if pid: if process.checkPidRunning(pid): raise iherrors.SystemError( 'A flumotion-transcoder-admin is already running ' + 'as pid %d' % pid) else: log.warning("flumotion-transcoder-admin should have been " "running with pid %s. Restarting", str(pid)) process.deletePidFile('transcoder-admin') logPath = os.path.join(configure.logdir, 'transcoder-admin.log') # here we daemonize; so we also change our pid if not daemonizeTo: daemonizeTo = '/' process.daemonize(stdout=logPath, stderr=logPath, directory=daemonizeTo) log.info('Started daemon') # from now on I should keep running, whatever happens log.debug('writing pid file') process.writePidFile('transcoder-admin')
def notifyDebug(msg, info=None, debug=None, failure=None, exception=None, documents=None): """ This function can be used from anywere to notify debug information (like traceback) when no Notifier reference is available. Do not raise any exception. """ global _shutingDown if _shutingDown: return try: sender = _debugSender recipients = _debugRecipients log.info("Try sending a debug notification to %s from %s", recipients, sender, category=adminconsts.NOTIFIER_LOG_CATEGORY) body = _buildBody(sender, recipients, msg, msg, info, debug, failure, exception, documents) d = _postNotification(_smtpServer, _smtpPort, _smtpRequireTLS, sender, recipients, body) args = ("Debug",) d.addCallbacks(_cbNotificationDone, _ebNotificationFailed, callbackArgs=args, errbackArgs=args) except Exception, e: log.warning("Debug Notification Failed: %s", log.getExceptionMessage(e), category=adminconsts.NOTIFIER_LOG_CATEGORY)
def main(args): log.setDefaultCategory(adminconsts.ADMIN_LOG_CATEGORY) log.setDebugNotifier(notifier.notifyDebug) options, configPath = parse_options(args) loader = inifile.IniFile() config = adminconfig.ClusterConfig() try: loader.loadFromFile(config, configPath) except Exception, e: sys.stderr.write('Error: %s\n' % e) sys.exit(1) debug = options.debug or config.debug if debug: log.setFluDebug(debug) if options.daemonize: possess(options.daemonizeTo) a = admin.TranscoderAdmin(config) utils.callNext(a.initialize) reactor.run() if options.daemonize: exorcize() log.info('Stopping transcoder-admin')
def _disableNotification(): global _shutingDown _shutingDown = True log.info("Disabling notifications during shutdown", category=adminconsts.NOTIFIER_LOG_CATEGORY)
def _cbNotificationDone(result, kind): log.info("%s notification sent", kind, category=adminconsts.NOTIFIER_LOG_CATEGORY)