Python scheduler.Scheduler类代码示例

 def setup_with_file(self, path):
     # i am arbiter-like
     self.broks = {}
     self.me = None
     self.log = logger
     self.log.load_obj(self)
     self.config_files = [path]
     self.conf = Config()
     buf = self.conf.read_config(self.config_files)
     raw_objects = self.conf.read_config_buf(buf)
     self.conf.create_objects_for_type(raw_objects, 'arbiter')
     self.conf.create_objects_for_type(raw_objects, 'module')
     self.conf.early_arbiter_linking()
     self.conf.create_objects(raw_objects)
     self.conf.old_properties_names_to_new()
     self.conf.instance_id = 0
     self.conf.instance_name = 'test'
     # Hack push_flavor, that is set by the dispatcher
     self.conf.push_flavor = 0
     self.conf.linkify_templates()
     self.conf.apply_inheritance()
     self.conf.explode()
     print "Aconf.services has %d elements" % len(self.conf.services)
     self.conf.create_reversed_list()
     self.conf.remove_twins()
     self.conf.apply_implicit_inheritance()
     self.conf.fill_default()
     self.conf.remove_templates()
     print "conf.services has %d elements" % len(self.conf.services)
     self.conf.create_reversed_list()
     self.conf.pythonize()
     self.conf.linkify()
     self.conf.apply_dependencies()
     self.conf.explode_global_conf()
     self.conf.propagate_timezone_option()
     self.conf.create_business_rules()
     self.conf.create_business_rules_dependencies()
     self.conf.is_correct()
     self.confs = self.conf.cut_into_parts()
     self.conf.show_errors()
     self.dispatcher = Dispatcher(self.conf, self.me)
     
     scheddaemon = Shinken(None, False, False, False, None)
     self.sched = Scheduler(scheddaemon)
     
     scheddaemon.sched = self.sched
             
     m = MacroResolver()
     m.init(self.conf)
     self.sched.load_conf(self.conf)
     e = ExternalCommandManager(self.conf, 'applyer')
     self.sched.external_command = e
     e.load_scheduler(self.sched)
     e2 = ExternalCommandManager(self.conf, 'dispatcher')
     e2.load_arbiter(self)
     self.external_command_dispatcher = e2
     self.sched.schedule()

    def __init__(self, config_file, is_daemon, do_replace, debug, debug_file):

        BaseSatellite.__init__(self, 'scheduler', config_file, is_daemon, do_replace, debug, debug_file)

        self.interface = IForArbiter(self)
        self.sched = Scheduler(self)

        self.ichecks = None
        self.ibroks = None
        self.must_run = True

        # Now the interface
        self.uri = None
        self.uri2 = None

        # And possible links for satellites
        # from now only pollers
        self.pollers = {}
        self.reactionners = {}

    def setup_with_file(self, path):
        time_hacker.set_my_time()
        self.print_header()
        # i am arbiter-like
        self.broks = {}
        self.me = None
        self.log = logger
        self.log.load_obj(self)
        self.config_files = [path]
        self.conf = Config()
        buf = self.conf.read_config(self.config_files)
        raw_objects = self.conf.read_config_buf(buf)
        self.conf.create_objects_for_type(raw_objects, 'arbiter')
        self.conf.create_objects_for_type(raw_objects, 'module')
        self.conf.early_arbiter_linking()
        self.conf.create_objects(raw_objects)
        self.conf.instance_id = 0
        self.conf.instance_name = 'test'
        # Hack push_flavor, that is set by the dispatcher
        self.conf.push_flavor = 0
        self.conf.load_triggers()
        #import pdb;pdb.set_trace()
        self.conf.linkify_templates()
        #import pdb;pdb.set_trace()
        self.conf.apply_inheritance()
        #import pdb;pdb.set_trace()
        self.conf.explode()
        #print "Aconf.services has %d elements" % len(self.conf.services)
        self.conf.apply_implicit_inheritance()
        self.conf.fill_default()
        self.conf.remove_templates()
        self.conf.compute_hash()
        #print "conf.services has %d elements" % len(self.conf.services)
        self.conf.override_properties()
        self.conf.linkify()
        self.conf.apply_dependencies()
        self.conf.explode_global_conf()
        self.conf.propagate_timezone_option()
        self.conf.create_business_rules()
        self.conf.create_business_rules_dependencies()
        self.conf.is_correct()
        if not self.conf.conf_is_correct:
            print "The conf is not correct, I stop here"
            self.conf.dump()
            return
        self.conf.clean()

        self.confs = self.conf.cut_into_parts()
        self.conf.prepare_for_sending()
        self.conf.show_errors()
        self.dispatcher = Dispatcher(self.conf, self.me)

        scheddaemon = Shinken(None, False, False, False, None, None)
        self.sched = Scheduler(scheddaemon)

        scheddaemon.sched = self.sched
        scheddaemon.modules_dir = modules_dir
        scheddaemon.load_modules_manager()
        # Remember to clean the logs we just created before launching tests
        self.clear_logs()
        m = MacroResolver()
        m.init(self.conf)
        self.sched.load_conf(self.conf, in_test=True)
        e = ExternalCommandManager(self.conf, 'applyer')
        self.sched.external_command = e
        e.load_scheduler(self.sched)
        e2 = ExternalCommandManager(self.conf, 'dispatcher')
        e2.load_arbiter(self)
        self.external_command_dispatcher = e2
        self.sched.conf.accept_passive_unknown_check_results = False

        self.sched.schedule()

class ShinkenTest(unittest.TestCase, _Unittest2CompatMixIn):
    def setUp(self):
        self.setup_with_file('etc/shinken_1r_1h_1s.cfg')

    def setup_with_file(self, path):
        time_hacker.set_my_time()
        self.print_header()
        # i am arbiter-like
        self.broks = {}
        self.me = None
        self.log = logger
        self.log.load_obj(self)
        self.config_files = [path]
        self.conf = Config()
        buf = self.conf.read_config(self.config_files)
        raw_objects = self.conf.read_config_buf(buf)
        self.conf.create_objects_for_type(raw_objects, 'arbiter')
        self.conf.create_objects_for_type(raw_objects, 'module')
        self.conf.early_arbiter_linking()
        self.conf.create_objects(raw_objects)
        self.conf.instance_id = 0
        self.conf.instance_name = 'test'
        # Hack push_flavor, that is set by the dispatcher
        self.conf.push_flavor = 0
        self.conf.load_triggers()
        #import pdb;pdb.set_trace()
        self.conf.linkify_templates()
        #import pdb;pdb.set_trace()
        self.conf.apply_inheritance()
        #import pdb;pdb.set_trace()
        self.conf.explode()
        #print "Aconf.services has %d elements" % len(self.conf.services)
        self.conf.apply_implicit_inheritance()
        self.conf.fill_default()
        self.conf.remove_templates()
        self.conf.compute_hash()
        #print "conf.services has %d elements" % len(self.conf.services)
        self.conf.override_properties()
        self.conf.linkify()
        self.conf.apply_dependencies()
        self.conf.explode_global_conf()
        self.conf.propagate_timezone_option()
        self.conf.create_business_rules()
        self.conf.create_business_rules_dependencies()
        self.conf.is_correct()
        if not self.conf.conf_is_correct:
            print "The conf is not correct, I stop here"
            self.conf.dump()
            return
        self.conf.clean()

        self.confs = self.conf.cut_into_parts()
        self.conf.prepare_for_sending()
        self.conf.show_errors()
        self.dispatcher = Dispatcher(self.conf, self.me)

        scheddaemon = Shinken(None, False, False, False, None, None)
        self.sched = Scheduler(scheddaemon)

        scheddaemon.sched = self.sched
        scheddaemon.modules_dir = modules_dir
        scheddaemon.load_modules_manager()
        # Remember to clean the logs we just created before launching tests
        self.clear_logs()
        m = MacroResolver()
        m.init(self.conf)
        self.sched.load_conf(self.conf, in_test=True)
        e = ExternalCommandManager(self.conf, 'applyer')
        self.sched.external_command = e
        e.load_scheduler(self.sched)
        e2 = ExternalCommandManager(self.conf, 'dispatcher')
        e2.load_arbiter(self)
        self.external_command_dispatcher = e2
        self.sched.conf.accept_passive_unknown_check_results = False

        self.sched.schedule()

    def add(self, b):
        if isinstance(b, Brok):
            self.broks[b.id] = b
            return
        if isinstance(b, ExternalCommand):
            self.sched.run_external_command(b.cmd_line)

    def fake_check(self, ref, exit_status, output="OK"):
        #print "fake", ref
        now = time.time()
        ref.schedule(force=True)
        # now checks are schedule and we get them in
        # the action queue
        #check = ref.actions.pop()
        check = ref.checks_in_progress[0]
        self.sched.add(check)  # check is now in sched.checks[]

        # Allows to force check scheduling without setting its status nor
        # output. Useful for manual business rules rescheduling, for instance.
        if exit_status is None:
            return

        # fake execution
#.........这里部分代码省略.........

class ShinkenTest(unittest.TestCase):
    def setUp(self):
        self.setup_with_file('etc/nagios_1r_1h_1s.cfg')

    def setup_with_file(self, path):
        # i am arbiter-like
        self.broks = {}
        self.me = None
        self.log = logger
        self.log.load_obj(self)
        self.config_files = [path]
        self.conf = Config()
        buf = self.conf.read_config(self.config_files)
        raw_objects = self.conf.read_config_buf(buf)
        self.conf.create_objects_for_type(raw_objects, 'arbiter')
        self.conf.create_objects_for_type(raw_objects, 'module')
        self.conf.early_arbiter_linking()
        self.conf.create_objects(raw_objects)
        self.conf.old_properties_names_to_new()
        self.conf.instance_id = 0
        self.conf.instance_name = 'test'
        # Hack push_flavor, that is set by the dispatcher
        self.conf.push_flavor = 0
        self.conf.load_triggers()
        self.conf.linkify_templates()
        self.conf.apply_inheritance()
        self.conf.explode()
        #print "Aconf.services has %d elements" % len(self.conf.services)
        self.conf.create_reversed_list()
        self.conf.remove_twins()
        self.conf.apply_implicit_inheritance()
        self.conf.fill_default()
        self.conf.remove_templates()
        self.conf.compute_hash()
        #print "conf.services has %d elements" % len(self.conf.services)
        self.conf.create_reversed_list()
        self.conf.pythonize()
        self.conf.linkify()
        self.conf.apply_dependencies()
        self.conf.explode_global_conf()
        self.conf.propagate_timezone_option()
        self.conf.create_business_rules()
        self.conf.create_business_rules_dependencies()
        self.conf.is_correct()
        if not self.conf.conf_is_correct:
            print "The conf is not correct, I stop here"
            return

        self.confs = self.conf.cut_into_parts()
        self.conf.prepare_for_sending()
        self.conf.show_errors()
        self.dispatcher = Dispatcher(self.conf, self.me)

        scheddaemon = Shinken(None, False, False, False, None)
        self.sched = Scheduler(scheddaemon)

        scheddaemon.sched = self.sched

        m = MacroResolver()
        m.init(self.conf)
        self.sched.load_conf(self.conf, in_test=True)
        e = ExternalCommandManager(self.conf, 'applyer')
        self.sched.external_command = e
        e.load_scheduler(self.sched)
        e2 = ExternalCommandManager(self.conf, 'dispatcher')
        e2.load_arbiter(self)
        self.external_command_dispatcher = e2

        self.sched.schedule()

    def add(self, b):
        if isinstance(b, Brok):
            self.broks[b.id] = b
            return
        if isinstance(b, ExternalCommand):
            self.sched.run_external_command(b.cmd_line)

    def fake_check(self, ref, exit_status, output="OK"):
        #print "fake", ref
        now = time.time()
        ref.schedule(force=True)
        # now checks are schedule and we get them in
        # the action queue
        check = ref.actions.pop()
        self.sched.add(check)  # check is now in sched.checks[]
        # fake execution
        check.check_time = now

        # and lie about when we will launch it because
        # if not, the schedule call for ref
        # will not really reschedule it because there
        # is a valid value in the future
        ref.next_chk = now - 0.5

        check.get_outputs(output, 9000)
        check.exit_status = exit_status
        check.execution_time = 0.001
        check.status = 'waitconsume'
        self.sched.waiting_results.append(check)

#.........这里部分代码省略.........

class ShinkenTest(unittest.TestCase):
    def setUp(self):
        self.setup_with_file('etc/nagios_1r_1h_1s.cfg')

    def setup_with_file(self, path):
        # i am arbiter-like
        self.broks = {}
        self.me = None
        self.log = logger
        self.log.load_obj(self)
        self.config_files = [path]
        self.conf = Config()
        self.conf.read_config(self.config_files)
        buf = self.conf.read_config(self.config_files)
        raw_objects = self.conf.read_config_buf(buf)
        self.conf.create_objects_for_type(raw_objects, 'arbiter')
        self.conf.create_objects_for_type(raw_objects, 'module')
        self.conf.early_arbiter_linking()
        self.conf.create_objects(raw_objects)
        self.conf.old_properties_names_to_new()
        self.conf.instance_id = 0
        self.conf.instance_name = 'test'
        self.conf.linkify_templates()
        self.conf.apply_inheritance()
        self.conf.explode()
        self.conf.create_reversed_list()
        self.conf.remove_twins()
        self.conf.apply_implicit_inheritance()
        self.conf.fill_default()
        self.conf.remove_templates()
        self.conf.create_reversed_list()
        self.conf.pythonize()
        self.conf.linkify()
        self.conf.apply_dependencies()
        self.conf.explode_global_conf()
        self.conf.propagate_timezone_option()
        self.conf.create_business_rules()
        self.conf.create_business_rules_dependencies()
        self.conf.is_correct()
        self.confs = self.conf.cut_into_parts()
        self.conf.show_errors()
        self.dispatcher = Dispatcher(self.conf, self.me)
        
        scheddaemon = Shinken(None, False, False, False, None)
        self.sched = Scheduler(scheddaemon)
        
        scheddaemon.sched = self.sched
                
        m = MacroResolver()
        m.init(self.conf)
        self.sched.load_conf(self.conf)
        e = ExternalCommandManager(self.conf, 'applyer')
        self.sched.external_command = e
        e.load_scheduler(self.sched)
        e2 = ExternalCommandManager(self.conf, 'dispatcher')
        e2.load_arbiter(self)
        self.external_command_dispatcher = e2
        self.sched.schedule()


    def add(self, b):
        if isinstance(b, Brok):
            self.broks[b.id] = b
            return
        if isinstance(b, ExternalCommand):
            self.sched.run_external_command(b.cmd_line)


    def fake_check(self, ref, exit_status, output="OK"):
        #print "fake", ref
        now = time.time()
        ref.schedule(force=True)
        #now checks are schedule and we get them in
        #the action queue
        check = ref.actions.pop()
        self.sched.add(check)  # check is now in sched.checks[]
        # fake execution
        check.check_time = now
        
        # and lie about when we will launch it because
        # if not, the schedule call for ref
        # will not really reschedule it because there
        # is a valid value in the future
        ref.next_chk = now - 0.5

        check.get_outputs(output, 9000)
        check.exit_status = exit_status
        check.execution_time = 0.001
        check.status = 'waitconsume'
        self.sched.waiting_results.append(check)


    def scheduler_loop(self, count, reflist, do_sleep=False, sleep_time=61):
        for ref in reflist:
            (obj, exit_status, output) = ref
            obj.checks_in_progress = []
        for loop in range(1, count + 1):
            print "processing check", loop
            for ref in reflist:
                (obj, exit_status, output) = ref
#.........这里部分代码省略.........

class Shinken(BaseSatellite):

    properties = BaseSatellite.properties.copy()
    properties.update({
        'pidfile':   PathProp(default='schedulerd.pid'),
        'port':      IntegerProp(default='7768'),
        'local_log': PathProp(default='schedulerd.log'),
    })

    # Create the shinken class:
    # Create a Pyro server (port = arvg 1)
    # then create the interface for arbiter
    # Then, it wait for a first configuration
    def __init__(self, config_file, is_daemon, do_replace, debug, debug_file, profile=''):

        BaseSatellite.__init__(self, 'scheduler', config_file, is_daemon, do_replace, debug, debug_file)

        self.interface = IForArbiter(self)
        self.istats = IStats(self)
        self.sched = Scheduler(self)

        self.ichecks = None
        self.ibroks = None
        self.must_run = True

        # Now the interface
        self.uri = None
        self.uri2 = None

        # And possible links for satellites
        # from now only pollers
        self.pollers = {}
        self.reactionners = {}
        self.brokers = {}


    def do_stop(self):
        if self.http_daemon:
            if self.ibroks:
                self.http_daemon.unregister(self.ibroks)
            if self.ichecks:
                self.http_daemon.unregister(self.ichecks)
        super(Shinken, self).do_stop()


    def compensate_system_time_change(self, difference):
        """ Compensate a system time change of difference for all hosts/services/checks/notifs """
        logger.warning("A system time change of %d has been detected. Compensating..." % difference)
        # We only need to change some value
        self.program_start = max(0, self.program_start + difference)

        if not hasattr(self.sched, "conf"):
            # Race condition where time change before getting conf
            return

        # Then we compensate all host/services
        for h in self.sched.hosts:
            h.compensate_system_time_change(difference)
        for s in self.sched.services:
            s.compensate_system_time_change(difference)

        # Now all checks and actions
        for c in self.sched.checks.values():
            # Already launch checks should not be touch
            if c.status == 'scheduled' and c.t_to_go is not None:
                t_to_go = c.t_to_go
                ref = c.ref
                new_t = max(0, t_to_go + difference)
                if ref.check_period is not None:
                    # But it's no so simple, we must match the timeperiod
                    new_t = ref.check_period.get_next_valid_time_from_t(new_t)
                # But maybe no there is no more new value! Not good :(
                # Say as error, with error output
                if new_t is None:
                    c.state = 'waitconsume'
                    c.exit_status = 2
                    c.output = '(Error: there is no available check time after time change!)'
                    c.check_time = time.time()
                    c.execution_time = 0
                else:
                    c.t_to_go = new_t
                    ref.next_chk = new_t

        # Now all checks and actions
        for c in self.sched.actions.values():
            # Already launch checks should not be touch
            if c.status == 'scheduled':
                t_to_go = c.t_to_go

                #  Event handler do not have ref
                ref = getattr(c, 'ref', None)
                new_t = max(0, t_to_go + difference)

                # Notification should be check with notification_period
                if c.is_a == 'notification':
                    if ref.notification_period:
                        # But it's no so simple, we must match the timeperiod
                        new_t = ref.notification_period.get_next_valid_time_from_t(new_t)
                    # And got a creation_time variable too
                    c.creation_time = c.creation_time + difference
#.........这里部分代码省略.........

class ShinkenTest(unittest.TestCase):
    def setUp(self):
        self.setup_with_file('etc/nagios_1r_1h_1s.cfg')

    def setup_with_file(self, path):
        # i am arbiter-like
        self.broks = {}
        self.me = None
        self.log = logger
        self.log.load_obj(self)
        self.config_files = [path]
        self.conf = Config()
        self.conf.read_config(self.config_files)
        buf = self.conf.read_config(self.config_files)
        raw_objects = self.conf.read_config_buf(buf)
        self.conf.create_objects_for_type(raw_objects, 'arbiter')
        self.conf.create_objects_for_type(raw_objects, 'module')
        self.conf.early_arbiter_linking()
        self.conf.create_objects(raw_objects)
        self.conf.instance_id = 0
        self.conf.instance_name = 'test'
        self.conf.linkify_templates()
        self.conf.apply_inheritance()
        self.conf.explode()
        self.conf.create_reversed_list()
        self.conf.remove_twins()
        self.conf.apply_implicit_inheritance()
        self.conf.fill_default()
        self.conf.clean_useless()
        self.conf.pythonize()
        self.conf.linkify()
        self.conf.apply_dependancies()
        self.conf.explode_global_conf()
        self.conf.propagate_timezone_option()
        self.conf.create_business_rules()
        self.conf.create_business_rules_dependencies()
        self.conf.is_correct()
        self.confs = self.conf.cut_into_parts()
        self.dispatcher = Dispatcher(self.conf, self.me)
        
        scheddaemon = Shinken(None, False, False, False, None)
        self.sched = Scheduler(scheddaemon)
        
        scheddaemon.sched = self.sched
                
        m = MacroResolver()
        m.init(self.conf)
        self.sched.load_conf(self.conf)
        e = ExternalCommandManager(self.conf, 'applyer')
        self.sched.external_command = e
        e.load_scheduler(self.sched)
        e2 = ExternalCommandManager(self.conf, 'dispatcher')
        e2.load_arbiter(self)
        self.external_command_dispatcher = e2
        self.sched.schedule()


    def add(self, b):
        if isinstance(b, Brok):
            self.broks[b.id] = b
            return
        if isinstance(b, ExternalCommand):
            self.sched.run_external_command(b.cmd_line)


    def fake_check(self, ref, exit_status, output="OK"):
        #print "fake", ref
        now = time.time()
        ref.schedule(force=True)
        #now checks are schedule and we get them in
        #the action queue
        check = ref.actions.pop()
        self.sched.add(check)  # check is now in sched.checks[]
        # fake execution
        check.check_time = now

        elts_line1 = output.split('|')
        #First line before | is output
        check.output = elts_line1[0]
        #After | is perfdata
        if len(elts_line1) > 1:
            check.perf_data = elts_line1[1]
        else:
            check.perf_data = ''
        check.exit_status = exit_status
        check.execution_time = 0.001
        check.status = 'waitconsume'
        self.sched.waiting_results.append(check)


    def scheduler_loop(self, count, reflist, do_sleep=False, sleep_time=61):
        for ref in reflist:
            (obj, exit_status, output) = ref
            obj.checks_in_progress = []
        for loop in range(1, count + 1):
            print "processing check", loop
            for ref in reflist:
                (obj, exit_status, output) = ref
                obj.update_in_checking()
                self.fake_check(obj, exit_status, output)
#.........这里部分代码省略.........

class Shinken(BaseSatellite):

    properties = BaseSatellite.properties.copy()
    properties.update({
        'pidfile':   PathProp(default='/usr/local/shinken/var/schedulerd.pid'),
        'port':      IntegerProp(default='7768'),
        'local_log': PathProp(default='/usr/local/shinken/var/schedulerd.log'),
    })
    
    
    #Create the shinken class:
    #Create a Pyro server (port = arvg 1)
    #then create the interface for arbiter
    #Then, it wait for a first configuration
    def __init__(self, config_file, is_daemon, do_replace, debug, debug_file):
        
        BaseSatellite.__init__(self, 'scheduler', config_file, is_daemon, do_replace, debug, debug_file)

        self.interface = IForArbiter(self)
        self.sched = Scheduler(self)
        
        self.ichecks = None
        self.ibroks = None
        self.must_run = True

        # Now the interface
        self.uri = None
        self.uri2 = None

        # And possible links for satellites
        # from now only pollers
        self.pollers = {}
        self.reactionners = {}


    def do_stop(self):
        self.pyro_daemon.unregister(self.ibroks)
        self.pyro_daemon.unregister(self.ichecks)
        super(Shinken, self).do_stop()


    def compensate_system_time_change(self, difference):
        """ Compensate a system time change of difference for all hosts/services/checks/notifs """
        logger.log('Warning: A system time change of %d has been detected.  Compensating...' % difference)
        # We only need to change some value
        self.program_start = max(0, self.program_start + difference)

        # Then we compasate all host/services
        for h in self.sched.hosts:
            h.compensate_system_time_change(difference)
        for s in self.sched.services:
            s.compensate_system_time_change(difference)

        # Now all checks and actions
        for c in self.sched.checks.values():
            # Already launch checks should not be touch
            if c.status == 'scheduled':
                t_to_go = c.t_to_go
                ref = c.ref
                new_t = max(0, t_to_go + difference)
                # But it's no so simple, we must match the timeperiod
                new_t = ref.check_period.get_next_valid_time_from_t(new_t)
                # But maybe no there is no more new value! Not good :(
                # Say as error, with error output
                if new_t is None:
                    c.state = 'waitconsume'
                    c.exit_status = 2
                    c.output = '(Error: there is no available check time after time change!)'
                    c.check_time = time.time()
                    c.execution_time = 0
                else:
                    c.t_to_go = new_t
                    ref.next_chk = new_t

        # Now all checks and actions
        for c in self.sched.actions.values():
            # Already launch checks should not be touch
            if c.status == 'scheduled':
                t_to_go = c.t_to_go

                #  Event handler do not have ref
                ref = getattr(c, 'ref', None)
                new_t = max(0, t_to_go + difference)

                # Notification should be check with notification_period
                if c.is_a == 'notification':
                    # But it's no so simple, we must match the timeperiod
                    new_t = ref.notification_period.get_next_valid_time_from_t(new_t)
                    # And got a creation_time variable too
                    c.creation_time = c.creation_time + difference

                # But maybe no there is no more new value! Not good :(
                # Say as error, with error output
                if new_t is None:
                    c.state = 'waitconsume'
                    c.exit_status = 2
                    c.output = '(Error: there is no available check time after time change!)'
                    c.check_time = time.time()
                    c.execution_time = 0
                else:
#.........这里部分代码省略.........

class Shinken(BaseSatellite):

    properties = BaseSatellite.properties.copy()
    properties.update(
        {
            "pidfile": PathProp(default="schedulerd.pid"),
            "port": IntegerProp(default="7768"),
            "local_log": PathProp(default="schedulerd.log"),
        }
    )

    # Create the shinken class:
    # Create a Pyro server (port = arvg 1)
    # then create the interface for arbiter
    # Then, it wait for a first configuration
    def __init__(self, config_file, is_daemon, do_replace, debug, debug_file):

        BaseSatellite.__init__(self, "scheduler", config_file, is_daemon, do_replace, debug, debug_file)

        self.interface = IForArbiter(self)
        self.sched = Scheduler(self)

        self.ichecks = None
        self.ibroks = None
        self.must_run = True

        # Now the interface
        self.uri = None
        self.uri2 = None

        # And possible links for satellites
        # from now only pollers
        self.pollers = {}
        self.reactionners = {}

    def do_stop(self):
        if self.pyro_daemon:
            if self.ibroks:
                self.pyro_daemon.unregister(self.ibroks)
            if self.ichecks:
                self.pyro_daemon.unregister(self.ichecks)
        super(Shinken, self).do_stop()

    def compensate_system_time_change(self, difference):
        """ Compensate a system time change of difference for all hosts/services/checks/notifs """
        logger.log("Warning: A system time change of %d has been detected.  Compensating..." % difference)
        # We only need to change some value
        self.program_start = max(0, self.program_start + difference)

        # Then we compasate all host/services
        for h in self.sched.hosts:
            h.compensate_system_time_change(difference)
        for s in self.sched.services:
            s.compensate_system_time_change(difference)

        # Now all checks and actions
        for c in self.sched.checks.values():
            # Already launch checks should not be touch
            if c.status == "scheduled":
                t_to_go = c.t_to_go
                ref = c.ref
                new_t = max(0, t_to_go + difference)
                if ref.check_period is not None:
                    # But it's no so simple, we must match the timeperiod
                    new_t = ref.check_period.get_next_valid_time_from_t(new_t)
                # But maybe no there is no more new value! Not good :(
                # Say as error, with error output
                if new_t is None:
                    c.state = "waitconsume"
                    c.exit_status = 2
                    c.output = "(Error: there is no available check time after time change!)"
                    c.check_time = time.time()
                    c.execution_time = 0
                else:
                    c.t_to_go = new_t
                    ref.next_chk = new_t

        # Now all checks and actions
        for c in self.sched.actions.values():
            # Already launch checks should not be touch
            if c.status == "scheduled":
                t_to_go = c.t_to_go

                #  Event handler do not have ref
                ref = getattr(c, "ref", None)
                new_t = max(0, t_to_go + difference)

                # Notification should be check with notification_period
                if c.is_a == "notification":
                    if ref.notification_period:
                        # But it's no so simple, we must match the timeperiod
                        new_t = ref.notification_period.get_next_valid_time_from_t(new_t)
                    # And got a creation_time variable too
                    c.creation_time = c.creation_time + difference

                # But maybe no there is no more new value! Not good :(
                # Say as error, with error output
                if new_t is None:
                    c.state = "waitconsume"
                    c.exit_status = 2
#.........这里部分代码省略.........