Exemplo n.º 1
0
def serve_clients(log):
    cif = None
    irs = None
    scheduler = None
    running = [True]

    def sigtermHandler(signum, frame):
        log.info("Received signal %s, shutting down" % signum)
        running[0] = False

    def sigusr1Handler(signum, frame):
        if irs:
            log.info("Received signal %s, stopping SPM" % signum)
            # pylint: disable=no-member
            # TODO remove when side effect removed from HSM.__init__ and
            # initialize it in line #63
            irs.spmStop(irs.getConnectedStoragePoolsList()['poollist'][0])

    sigutils.register()
    signal.signal(signal.SIGTERM, sigtermHandler)
    signal.signal(signal.SIGUSR1, sigusr1Handler)
    zombiereaper.registerSignalHandler()

    profile.start()
    metrics.start()

    libvirtconnection.start_event_loop()

    try:
        if config.getboolean('irs', 'irs_enable'):
            try:
                irs = Dispatcher(HSM())
            except:
                panic("Error initializing IRS")

        scheduler = schedule.Scheduler(name="vdsm.Scheduler",
                                       clock=time.monotonic_time)
        scheduler.start()

        from vdsm.clientIF import clientIF  # must import after config is read
        cif = clientIF.getInstance(irs, log, scheduler)

        jobs.start(scheduler, cif)

        install_manhole({'irs': irs, 'cif': cif})

        cif.start()

        init_unprivileged_network_components(cif)

        periodic.start(cif, scheduler)
        health.start()
        try:
            while running[0]:
                sigutils.wait_for_signal()

            profile.stop()
        finally:
            metrics.stop()
            health.stop()
            periodic.stop()
            cif.prepareForShutdown()
            jobs.stop()
            scheduler.stop()
    finally:
        libvirtconnection.stop_event_loop(wait=False)
Exemplo n.º 2
0
Arquivo: vdsmd.py Projeto: nirs/vdsm
def serve_clients(log):
    cif = None
    irs = None
    scheduler = None
    running = [True]

    def sigtermHandler(signum, frame):
        log.info("Received signal %s, shutting down" % signum)
        running[0] = False

    def sigusr1Handler(signum, frame):
        if irs:
            log.info("Received signal %s, stopping SPM" % signum)
            # pylint: disable=no-member
            # TODO remove when side effect removed from HSM.__init__ and
            # initialize it in line #63
            irs.spmStop(
                irs.getConnectedStoragePoolsList()['poollist'][0])

    sigutils.register()
    signal.signal(signal.SIGTERM, sigtermHandler)
    signal.signal(signal.SIGUSR1, sigusr1Handler)
    zombiereaper.registerSignalHandler()

    profile.start()
    metrics.start()

    libvirtconnection.start_event_loop()

    try:
        if config.getboolean('irs', 'irs_enable'):
            try:
                irs = Dispatcher(HSM())
            except:
                panic("Error initializing IRS")

        scheduler = schedule.Scheduler(name="vdsm.Scheduler",
                                       clock=time.monotonic_time)
        scheduler.start()

        from vdsm.clientIF import clientIF  # must import after config is read
        cif = clientIF.getInstance(irs, log, scheduler)

        jobs.start(scheduler, cif)

        install_manhole({'irs': irs, 'cif': cif})

        cif.start()

        init_unprivileged_network_components(cif, supervdsm.getProxy())

        periodic.start(cif, scheduler)
        health.start()
        try:
            while running[0]:
                sigutils.wait_for_signal()

            profile.stop()
        finally:
            metrics.stop()
            health.stop()
            periodic.stop()
            cif.prepareForShutdown()
            jobs.stop()
            scheduler.stop()
    finally:
        libvirtconnection.stop_event_loop(wait=False)