Example #1
0
    def shutdown(self, mode=None, _reactor_stopping=False):
        """
        Shuts down the server from inside it.

        mode - sets the server restart mode.
               'reload' - server restarts, no "persistent" scripts
                          are stopped, at_reload hooks called.
               'reset' - server restarts, non-persistent scripts stopped,
                         at_shutdown hooks called but sessions will not
                         be disconnected.
               'shutdown' - like reset, but server will not auto-restart.
               None - keep currently set flag from flag file.
        _reactor_stopping - this is set if server is stopped by a kill
                            command OR this method was already called
                             once - in both cases the reactor is
                             dead/stopping already.
        """
        if _reactor_stopping and hasattr(self, "shutdown_complete"):
            # this means we have already passed through this method
            # once; we don't need to run the shutdown procedure again.
            defer.returnValue(None)

        mode = self.set_restart_mode(mode)

        from evennia.objects.models import ObjectDB
        #from evennia.players.models import PlayerDB
        from evennia.server.models import ServerConfig

        if mode == 'reload':
            # call restart hooks
            ServerConfig.objects.conf("server_restart_mode", "reload")
            yield [o.at_server_reload() for o in ObjectDB.get_all_cached_instances()]
            yield [p.at_server_reload() for p in PlayerDB.get_all_cached_instances()]
            yield [(s.pause(manual_pause=False), s.at_server_reload()) for s in ScriptDB.get_all_cached_instances() if s.is_active]
            yield self.sessions.all_sessions_portal_sync()
            self.at_server_reload_stop()
            # only save monitor state on reload, not on shutdown/reset
            from evennia.scripts.monitorhandler import MONITOR_HANDLER
            MONITOR_HANDLER.save()
        else:
            if mode == 'reset':
                # like shutdown but don't unset the is_connected flag and don't disconnect sessions
                yield [o.at_server_shutdown() for o in ObjectDB.get_all_cached_instances()]
                yield [p.at_server_shutdown() for p in PlayerDB.get_all_cached_instances()]
                if self.amp_protocol:
                    yield self.sessions.all_sessions_portal_sync()
            else:  # shutdown
                yield [_SA(p, "is_connected", False) for p in PlayerDB.get_all_cached_instances()]
                yield [o.at_server_shutdown() for o in ObjectDB.get_all_cached_instances()]
                yield [(p.unpuppet_all(), p.at_server_shutdown())
                                       for p in PlayerDB.get_all_cached_instances()]
                yield ObjectDB.objects.clear_all_sessids()
            yield [(s.pause(manual_pause=False), s.at_server_shutdown()) for s in ScriptDB.get_all_cached_instances()]
            ServerConfig.objects.conf("server_restart_mode", "reset")
            self.at_server_cold_stop()

        # tickerhandler state should always be saved.
        from evennia.scripts.tickerhandler import TICKER_HANDLER
        TICKER_HANDLER.save()

        # always called, also for a reload
        self.at_server_stop()

        # if _reactor_stopping is true, reactor does not need to
        # be stopped again.
        if os.name == 'nt' and os.path.exists(SERVER_PIDFILE):
            # for Windows we need to remove pid files manually
            os.remove(SERVER_PIDFILE)
        if not _reactor_stopping:
            # this will also send a reactor.stop signal, so we set a
            # flag to avoid loops.
            self.shutdown_complete = True
            # kill the server
            reactor.callLater(0, reactor.stop)
Example #2
0
    def shutdown(self, mode="reload", _reactor_stopping=False):
        """
        Shuts down the server from inside it.

        mode - sets the server restart mode.
               'reload' - server restarts, no "persistent" scripts
                          are stopped, at_reload hooks called.
               'reset' - server restarts, non-persistent scripts stopped,
                         at_shutdown hooks called but sessions will not
                         be disconnected.
               'shutdown' - like reset, but server will not auto-restart.
        _reactor_stopping - this is set if server is stopped by a kill
                            command OR this method was already called
                             once - in both cases the reactor is
                             dead/stopping already.
        """
        if _reactor_stopping and hasattr(self, "shutdown_complete"):
            # this means we have already passed through this method
            # once; we don't need to run the shutdown procedure again.
            defer.returnValue(None)

        from evennia.objects.models import ObjectDB
        from evennia.server.models import ServerConfig
        from evennia.utils import gametime as _GAMETIME_MODULE

        if mode == "reload":
            # call restart hooks
            ServerConfig.objects.conf("server_restart_mode", "reload")
            yield [
                o.at_server_reload()
                for o in ObjectDB.get_all_cached_instances()
            ]
            yield [
                p.at_server_reload()
                for p in AccountDB.get_all_cached_instances()
            ]
            yield [
                (s.pause(manual_pause=False), s.at_server_reload())
                for s in ScriptDB.get_all_cached_instances()
                if s.id and (s.is_active or s.attributes.has("_manual_pause"))
            ]
            yield self.sessions.all_sessions_portal_sync()
            self.at_server_reload_stop()
            # only save monitor state on reload, not on shutdown/reset
            from evennia.scripts.monitorhandler import MONITOR_HANDLER

            MONITOR_HANDLER.save()
        else:
            if mode == "reset":
                # like shutdown but don't unset the is_connected flag and don't disconnect sessions
                yield [
                    o.at_server_shutdown()
                    for o in ObjectDB.get_all_cached_instances()
                ]
                yield [
                    p.at_server_shutdown()
                    for p in AccountDB.get_all_cached_instances()
                ]
                if self.amp_protocol:
                    yield self.sessions.all_sessions_portal_sync()
            else:  # shutdown
                yield [
                    _SA(p, "is_connected", False)
                    for p in AccountDB.get_all_cached_instances()
                ]
                yield [
                    o.at_server_shutdown()
                    for o in ObjectDB.get_all_cached_instances()
                ]
                yield [(p.unpuppet_all(), p.at_server_shutdown())
                       for p in AccountDB.get_all_cached_instances()]
                yield ObjectDB.objects.clear_all_sessids()
            yield [(
                s.pause(manual_pause=s.attributes.get("_manual_pause", False)),
                s.at_server_shutdown(),
            ) for s in ScriptDB.get_all_cached_instances()]
            ServerConfig.objects.conf("server_restart_mode", "reset")
            self.at_server_cold_stop()

        # tickerhandler state should always be saved.
        from evennia.scripts.tickerhandler import TICKER_HANDLER

        TICKER_HANDLER.save()

        # always called, also for a reload
        self.at_server_stop()

        if hasattr(self, "web_root"):  # not set very first start
            yield self.web_root.empty_threadpool()

        if not _reactor_stopping:
            # kill the server
            self.shutdown_complete = True
            reactor.callLater(1, reactor.stop)

        # we make sure the proper gametime is saved as late as possible
        ServerConfig.objects.conf("runtime", _GAMETIME_MODULE.runtime())