How to use _get_tc_conf method in autotest

Best Python code snippet using autotest_python

net_tc.py

Source:net_tc.py

...115    def get_handle(self):116        return self._handle117    def set_handle(self, handle):118        self._handle = handle119    def _get_tc_conf(self, netif):120        if self._tc_conf:121            return self._tc_conf122        self._tc_conf = dict()123        self._tc_conf[tcfilter.conf_device] = netif.get_name()124        self._tc_conf[tcfilter.conf_parent] = self._parent_qdisc.id()125        self._tc_conf[tcfilter.conf_type] = self.filtertype126        self._tc_conf[tcfilter.conf_protocol] = self._protocol127        self._tc_conf[tcfilter.conf_priotity] = self._priority128        self._tc_conf[tcfilter.conf_flowid] = (129            self._dest_qdisc.get_parent_class().id())130        return self._tc_conf131    def tc_cmd(self, tc_conf):132        print self._tc_cmd % tc_conf133    def setup(self, netif):134        pass135    def restore(self, netif):136        pass137class u32filter(tcfilter):138    filtertype = 'u32'139    def __init__(self):140        super(u32filter, self).__init__()141        self._rules = []142    def _filter_rules(self):143        return ' \\\n  '.join(self._rules)144    def add_rule(self, rule):145        self._rules.append(rule)146    def setup(self, netif):147        tc_conf = self._get_tc_conf(netif)148        tc_conf[tcfilter.conf_cmd] = 'add'149        tc_conf[tcfilter.conf_rules] = self._filter_rules()150        self.tc_cmd(tc_conf)151    def restore(self, netif):152        tc_conf = self._get_tc_conf(netif)153        tc_conf[tcfilter.conf_cmd] = 'del'154        tc_conf[tcfilter.conf_rules] = self._filter_rules()155        self.tc_cmd(tc_conf)156#TODO (ncrao): generate some typical rules: ack, syn, synack,157#              dport/sport, daddr/sddr, etc.158class qdisc(object):159    # tc command160    _tc_cmd = 'tc qdisc %(cmd)s dev %(dev)s %(parent)s ' \161              'handle %(qdiscid)s %(name)s %(params)s'162    def __init__(self, handle):163        self._handle = handle164        self._parent_class = None165        self._tc_conf = None166    def get_handle(self):167        return self._handle168    def get_parent_class(self):169        return self._parent_class170    def set_parent_class(self, parent_class):171        self._parent_class = parent_class172    def _get_tc_conf(self, netif):173        if self._tc_conf:174            return self._tc_conf175        self._tc_conf = dict()176        self._tc_conf[tcfilter.conf_device] = netif.get_name()177        if self._parent_class:178            self._tc_conf[tcfilter.conf_parent] = ('parent %s' %179                                                   self._parent_class.id())180        else:181            self._tc_conf[tcfilter.conf_parent] = 'root'182        self._tc_conf[tcfilter.conf_qdiscid] = self.id()183        self._tc_conf[tcfilter.conf_name] = self.name184        self._tc_conf[tcfilter.conf_params] = ''185        return self._tc_conf186    def id(self):187        return '%s:0' % self._handle188    def tc_cmd(self, tc_conf):189        print self._tc_cmd % tc_conf190    def setup(self, netif):191        tc_conf = self._get_tc_conf(netif)192        tc_conf[tcfilter.conf_command] = 'add'193        self.tc_cmd(tc_conf)194    def restore(self, netif):195        tc_conf = self._get_tc_conf(netif)196        tc_conf[tcfilter.conf_command] = 'del'197        self.tc_cmd(tc_conf)198class classful_qdisc(qdisc):199    classful = True200    def __init__(self, handle):201        super(classful_qdisc, self).__init__(handle)202        self._classes = []203        self._filters = []204    def add_class(self, child_class):205        self._classes.append(child_class)206    def add_filter(self, filter):207        filter.set_parent_qdisc(self)208        self._filters.append(filter)209    def setup(self, netif):210        super(classful_qdisc, self).setup(netif)211        # setup child classes212        for child in self._classes:213            child.setup(netif)214        # setup filters215        for filter in self._filters:216            filter.setup(netif)217    def restore(self, netif):218        # restore filters219        filters_copy = list(self._filters)220        filters_copy.reverse()221        for filter in filters_copy:222            filter.restore(netif)223        # restore child classes224        classes_copy = list(self._classes)225        classes_copy.reverse()226        for child in classes_copy:227            child.restore(netif)228        super(classful_qdisc, self).restore(netif)229class prio(classful_qdisc):230    name = 'prio'231    def __init__(self, handle=new_handle(), bands=3):232        super(prio, self).__init__(handle)233        self._bands = bands234        for counter in range(bands):235            self.add_class(tcclass(handle, counter + 1))236    def setup(self, netif):237        super(prio, self).setup(netif)238    def get_class(self, band):239        if band > self._bands:240            raise error.TestError('error inserting %s at band %s' % \241                                  (qdisc.name, band))242        return self._classes[band]243class classless_qdisc(qdisc):244    classful = False245    def __init__(self, handle):246        super(classless_qdisc, self).__init__(handle)247class pfifo(classless_qdisc):248    name = 'pfifo'249    def __init__(self, handle=new_handle()):250        super(pfifo, self).__init__(handle)251    def setup(self, netif):252        super(pfifo, self).setup(netif)253class netem(classless_qdisc):254    name = 'netem'255    def __init__(self, handle=new_handle()):256        super(netem, self).__init__(handle)257        self._params = list()258    def add_param(self, param):259        self._params.append(param)260    def setup(self, netif):261        super(netem, self).setup(netif)262        tc_conf = self._get_tc_conf(netif)263        tc_conf[tcfilter.conf_command] = 'change'264        tc_conf[tcfilter.conf_params] = ' '.join(self._params)...

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