def processService(self, cpc, dc, context, block):
     util.log_debug('ObjectGroupServiceVariableDecoder: processNetwork')
     compare = ['eq', 'lt', 'gt', 'range']
     ip_protocol_list = [
         'ahp', 'eigrp', 'esp', 'gre', 'icmp', 'igmp', 'ip', 'ipinip',
         'nos', 'ospf', 'pcp', 'pim'
     ]
     decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
     lines = block.toString().split("\n")
     lines = [line.strip(' ') for line in lines]
     util.log_info('BLOCK for obj service:', block)
     for line in lines:
         words = line.split(' ')
         if words[0].isdigit():
             decoderhandler.addTokenValue("name", words[0])
             decoderhandler.addTokenValue("ip-protocol", words[0])
             return
         elif words[0] in ip_protocol_list:
             decoderhandler.addTokenValue("name", words[0])
             decoderhandler.addTokenValue("protocol", words[0])
             return
         elif words[0] == 'group-object':
             util.log_debug('ObjectGroup')
         else:
             if InetAddressUtils.isIPv4Address(
                     words[0]) or words[0] == 'host':
                 return
             decoderhandler.addTokenValue("protocol", words[0])
         if len(words) - 1 >= 1:
             if words[1] == 'source':
                 decoderhandler.addTokenValue("operation", words[1])
                 if words[2] in compare:
                     decoderhandler.addTokenValue("compare", words[2])
                     decoderhandler.addTokenValue("port", words[3])
                 if words[2] == 'range':
                     decoderhandler.addTokenValue("end-port", words[4])
                 decoderhandler.addTokenValue(
                     "name",
                     Joiner.on(" ").join(block.getTokens()))
             elif words[1] in compare:
                 decoderhandler.addTokenValue("compare", words[1])
                 decoderhandler.addTokenValue("port", words[2])
                 if words[1] == 'range':
                     decoderhandler.addTokenValue("end-port", words[3])
                 decoderhandler.addTokenValue(
                     "name",
                     Joiner.on(" ").join(block.getTokens()))
             else:
                 if words[0] == 'group-object':
                     decoderhandler.addTokenValue("group-object", words[1])
                 else:
                     decoderhandler.addTokenValue("port", words[1])
                     decoderhandler.addTokenValue(
                         "name",
                         Joiner.on(" ").join(block.getTokens()))
    def decodeVariables(self,cpc,dc,context):
        try:
            util.log_info('RouterOspfRedistVariableDecoder: Decoding variable')
            decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
            block = decoderhandler.getCurrentBlock()
            tokens = Joiner.on(" ").join(block.getTokens())
            tokens = tokens.split(" ")
            print tokens
            if "redistribute" not in tokens[0]:
                util.log_debug('Does not look like a valid redistribute. redistribute = %s' % (tokens))
                return
            decoderhandler.addTokenValue("protocol", tokens[1])
            if tokens[1] == 'ospf':
                decoderhandler.addTokenValue("process-id-entry", tokens[2])
            elif tokens[1] == 'eigrp':
                decoderhandler.addTokenValue("eigrp-as-number", tokens[2])
            elif tokens[1] == 'bgp':
                decoderhandler.addTokenValue("bgp-as-number", tokens[2])
            for i in range(1,len(tokens)):
                i+=1
                if tokens[i] == "metric":
                    decoderhandler.addTokenValue("value1", tokens[i+1])
                if tokens[i] == "metric-type":
                    decoderhandler.addTokenValue("value2", tokens[i+1])
                if tokens[i] == 'route-map':
                    decoderhandler.addTokenValue("route-map", tokens[i+1])
                if tokens[i] == 'subnets':
                    decoderhandler.addTokenValue("subnet", "true")
                if tokens[i] == 'tag':
                    decoderhandler.addTokenValue("tag", tokens[i+1])
                    


        except Exception:
            traceback.print_exc()
예제 #3
0
 def parseName(self, dc, cursor):
     util.log_debug(
         'VtyVariableDecoder: parseName will parse the value for Name, minvty and maxvty'
     )
     decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
     if not cursor.hasNext():
         return
     if "line" == cursor.getNextToken():
         decoderhandler.addTokenValue(
             "name",
             Joiner.on(" ").join(
                 decoderhandler.getCurrentBlock().getTokens()))
         cursor.advance()
         cursor.advance()
     else:
         return
     if not cursor.hasNext():
         return
     else:
         decoderhandler.addTokenValue("min-vty", cursor.getNextToken())
         cursor.advance()
     if not cursor.hasNext():
         return
     else:
         decoderhandler.addTokenValue("max-vty", cursor.getNextToken())
         cursor.advance()
    def decodeVariables(self, cpc, dc, context):
        try:
            util.log_info(
                'RouterEigrpRedistVariableDecoder: Decoding variable')
            decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
            block = decoderhandler.getCurrentBlock()
            tokens = Joiner.on(" ").join(block.getTokens())
            tokens = tokens.split(" ")
            print tokens
            if "redistribute" not in tokens[0]:
                util.log_debug(
                    'Does not look like a valid redistribute. redistribute = %s'
                    % (tokens))
                return
            decoderhandler.addTokenValue("protocol", tokens[1])
            if tokens[1] == 'ospf':
                decoderhandler.addTokenValue("ospf-id", tokens[2])
            elif tokens[1] == 'eigrp' or tokens[1] == 'bgp':
                decoderhandler.addTokenValue("as-number", tokens[2])
            for i in range(1, len(tokens)):
                i += 1
                if tokens[i] == 'route-map':
                    decoderhandler.addTokenValue("route-map", tokens[i + 1])

                if tokens[i] == 'metric':
                    decoderhandler.addTokenValue("bandwidth-metric",
                                                 tokens[i + 1])
                    decoderhandler.addTokenValue("delay-metric", tokens[i + 2])
                    decoderhandler.addTokenValue("reliability-metric",
                                                 tokens[i + 3])
                    decoderhandler.addTokenValue("load-metric", tokens[i + 4])
                    decoderhandler.addTokenValue("mtu", tokens[i + 5])

        except Exception:
            traceback.print_exc()
 def processNetwork(self, cpc, dc, context, block):
     util.log_debug('ObjectGroupVariableDecoder: processNetwork')
     decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
     cursor = util.TokenCursor(block.getTokens(), 0, None)
     host = cursor.getNextToken()
     cursor.advance()
     ip = cursor.getNextToken()
     cursor.advance()
     if "host" == host:
         decoderhandler.addTokenValue("host", ip)
         decoderhandler.addTokenValue("name", Joiner.on(" ").join(block.getTokens()))
         return
     if InetAddressUtils.isIPv4Address(host):
         decoderhandler.addTokenValue("ip-address", host)
         decoderhandler.addTokenValue("netmask", ip)
         decoderhandler.addTokenValue("name", Joiner.on(" ").join(block.getTokens()))
         return
     if "group-object" == host:
         decoderhandler.addTokenValue("group-object", ip)
         decoderhandler.addTokenValue("name", Joiner.on(" ").join(block.getTokens()))
         return
예제 #6
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 def decodeVariables(self, cpc, dc, context):
     try:
         util.log_info('NewRouteVariableDecoder: Decoding variable')
         decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
         cursor = util.TokenCursor(decoderhandler.getSearchTokens(), 2,
                                   None)
         self.parseNetwork(dc, cursor)
         self.parseInterfaceName(dc, cursor)
         self.parseNextHop(dc, cursor)
         self.parseName(dc, cursor)
         decoderhandler.addTokenValue(
             "id",
             Joiner.on(" ").join(
                 decoderhandler.getCurrentBlock().getTokens()))
     except Exception:
         traceback.print_exc()
예제 #7
0
 def decodeVariables(self, cpc, dc, context):
     try:
         util.log_info('NewRouteVariableDecoder: Decoding variable')
         ROUTE_VRF = ["ip", "route", "vrf"]
         decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
         if AnutaStringUtils.startsWith(
                 decoderhandler.getCurrentBlockTokens(), ROUTE_VRF):
             return
         cursor = util.TokenCursor(decoderhandler.getSearchTokens(), 2,
                                   None)
         self.parseNetwork(dc, cursor)
         self.parseInterfaceName(dc, cursor)
         self.parseNextHop(dc, cursor)
         self.parseName(dc, cursor)
         decoderhandler.addTokenValue(
             "options/id",
             Joiner.on(" ").join(
                 decoderhandler.getCurrentBlock().getTokens()))
     except Exception:
         traceback.print_exc()
    def parseIpHttp(self, dc, cursor):
        util.log_info('IpHttpTokenDecoder: parseIpHttp')
        decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
        if not cursor.hasNext():
            return

        command = Joiner.on(" ").join(decoderhandler.getCurrentBlock().getTokens())
        util.log_info('IpHttpTokenDecoder(parseIpHttp): command is %s' % (command))
        if command == "no ip http secure-server":
            util.log_info("Making no-ip-http-secure-server as 'true'")
            decoderhandler.addTokenValue("no-ip-http-secure-server", 'true')
        if command == "no ip http server":
            util.log_info("Making no-ip-http-server as 'true'")
            decoderhandler.addTokenValue("no-ip-http-server", 'true')
        if command == "ip http secure-server":
            util.log_info("Making no-ip-http-secure-server as 'false'")
            decoderhandler.addTokenValue("no-ip-http-secure-server", 'false')
        if command == "ip http server":
            util.log_info("Making no-ip-http-server as 'false'")
            decoderhandler.addTokenValue("no-ip-http-server", 'false')
        util.log_info("IpHttpTokenDecoder(parseIpHttp):Exiting")
예제 #9
0
 def decodeVariables(self, cpc, dc, context):
     try:
         util.log_info('RouterOspfDefAlwaysVariableDecoder decode token')
         decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
         block = decoderhandler.getCurrentBlock()
         util.log_info('OSPF value = %s' % (block))
         tokens = Joiner.on(" ").join(block.getTokens())
         tokens = tokens.split(" ")
         if 'always' in str(block):
             decoderhandler.addTokenValue("always", "true")
         else:
             decoderhandler.addTokenValue("always", "false")
         for i in range(1, len(tokens)):
             i += 1
             if tokens[i] == "metric":
                 decoderhandler.addTokenValue("metric", tokens[i + 1])
             if tokens[i] == "metric-type":
                 decoderhandler.addTokenValue("metric-type", tokens[i + 1])
             if tokens[i] == 'route-map':
                 decoderhandler.addTokenValue("route-map", tokens[i + 1])
     except Exception:
         traceback.print_exc()
    def decodeVariables(self, cpc, dc, context):
        try:
            util.log_info('RouterBgpRedistVariableDecoder: Decoding variable')
            decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
            block = decoderhandler.getCurrentBlock()
            tokens = Joiner.on(" ").join(block.getTokens())
            tokens = tokens.split(" ")
            print tokens
            if "redistribute" not in tokens[0]:
                util.log_debug(
                    'Does not look like a valid redistribute. redistribute = %s'
                    % (tokens))
                return
            decoderhandler.addTokenValue("protocol", tokens[1])
            if tokens[1] == 'ospf':
                decoderhandler.addTokenValue("ospf-process-id", tokens[2])
            elif tokens[1] == 'eigrp':
                decoderhandler.addTokenValue("eigrp-process-id", tokens[2])
            for i in range(1, len(tokens)):
                i += 1
                if tokens[i] == "metric":
                    decoderhandler.addTokenValue("metric", tokens[i + 1])
                if tokens[i] == "internal":
                    decoderhandler.addTokenValue("ospf-internal", "true")
                if tokens[i] == "external":
                    if tokens[i + 1] == "1":
                        decoderhandler.addTokenValue("ospf-external1", "1")
                    elif tokens[i + 1] == "2":
                        decoderhandler.addTokenValue("ospf-external2", "2")
                    if tokens[i + 2] == "2":
                        decoderhandler.addTokenValue("ospf-external2", "2")
                if tokens[i] == 'route-map':
                    decoderhandler.addTokenValue("route-map", tokens[i + 1])

        except Exception:
            traceback.print_exc()
예제 #11
0
    def authenticate(self, configurationAttributes, requestParameters, step):

        print "TwilioSMS. Authenticate for Step %s" % str(step)
        identity = CdiUtil.bean(Identity)
        authenticationService = CdiUtil.bean(AuthenticationService)
        user = authenticationService.getAuthenticatedUser()

        if step == 1:

            if user == None:
                credentials = identity.getCredentials()
                user_name = credentials.getUsername()
                user_password = credentials.getPassword()

                if StringHelper.isNotEmptyString(user_name) and StringHelper.isNotEmptyString(user_password):
                    authenticationService.authenticate(user_name, user_password)
                    user = authenticationService.getAuthenticatedUser()

            if user == None:
                return False

            #Attempt to send message now if user has only one mobile number
            mobiles = user.getAttributeValues("mobile")

            if mobiles == None:
                return False
            else:
                code = random.randint(100000, 999999)
                identity.setWorkingParameter("randCode", code)

                sid = configurationAttributes.get("twilio_sid").getValue2()
                token = configurationAttributes.get("twilio_token").getValue2()
                self.from_no = configurationAttributes.get("from_number").getValue2()
                Twilio.init(sid, token)

                if mobiles.size() == 1:
                    self.sendMessage(code, mobiles.get(0))
                else:
                    chopped = ""
                    for numb in mobiles:
                        l = len(numb)
                        chopped += "," + numb[max(0, l-4) : l]

                    #converting to comma-separated list (identity does not remember lists in 3.1.3)
                    identity.setWorkingParameter("numbers", Joiner.on(",").join(mobiles.toArray()))
                    identity.setWorkingParameter("choppedNos", chopped[1:])

                return True
        else:
            if user == None:
                return False

            session_attributes = identity.getSessionId().getSessionAttributes()
            code = session_attributes.get("randCode")
            numbers = session_attributes.get("numbers")

            if step == 2 and numbers != None:
                #Means the selection number page was used
                idx = ServerUtil.getFirstValue(requestParameters, "TwilioSmsloginForm:indexOfNumber")
                if idx != None and code != None:
                    sendToNumber = numbers.split(",")[int(idx)]
                    self.sendMessage(code, sendToNumber)
                    return True
                else:
                    return False

            success = False
            form_passcode = ServerUtil.getFirstValue(requestParameters, "passcode")

            if form_passcode != None and code == form_passcode:
                print "TwilioSMS. authenticate. 6-digit code matches with code sent via SMS"
                success = True
            else:
                facesMessages = CdiUtil.bean(FacesMessages)
                facesMessages.setKeepMessages()
                facesMessages.clear()
                facesMessages.add(FacesMessage.SEVERITY_ERROR, "Wrong code entered")

            return success
예제 #12
0
    def processAclRule(self, cpc, dc, context, block):
        util.log_info('AclRuleVariableDecoder: processAclRule')
        acl_dict = [
            'linenumber,INT', 'action,ACTION', 'layer4protocol,PROTOCOL',
            'service_obj_name,STRING',
            'source_condition_type,SOURCE_CONDITION', 'source_ip,CIDR',
            'source_mask,IP', 'source_obj_name,STRING',
            'source_port_operator,PORT_OPERATORS', 'source_port,STRING',
            'dest_condition_type,DEST_CONDITION', 'dest_ip,CIDR',
            'dest_mask,IP', 'dest_obj_name,STRING',
            'dest_port_operator,PORT_OPERATORS', 'dest_port,STRING',
            'match_packets,MATCH_PKTS', 'precedence,STRING',
            'extra_options,EXTRA_OPTIONS'
        ]
        ACTION = ["permit", "deny"]
        SOURCE_CONDITION = ["any", "host", "object-group", "addrgroup"]
        DEST_CONDITION = ["any", "host", "object-group", "addrgroup"]
        PORT_OPERATORS = ["eq", "gt", "lt", "neq", "range"]
        MATCH_PKTS = [
            "dscp", "fragments", "log-input", "option", "precedence",
            "time-range", "tos", "ttl", "echo", "echo-reply", "tracked",
            "ttl-exceeded", "port-unreachable", "established"
        ]
        PROTOCOL = [
            "object-group", "ahp", "eigrp", "esp", "gre", "icmp", "igmp", "ip",
            "ipinip", "nos", "ospf", "pcp", "pim", "tcp", "tcp-udp", "udp"
        ]
        EXTRA_OPTIONS = ["log"]
        PORT = [
            "bgp", "chargen", "cmd", "daytime", "discard", "domain", "drip",
            "echo", "exec", "finger", "ftp", "ftp-data", "gopher", "hostname",
            "ident", "irc", "klogin", "kshell", "login", "lpd", "nntp",
            "onep-plain", "onep-tls", "pim-auto-rp", "pop2", "pop3", "smtp",
            "sunrpc", "tacacs", "talk", "telnet", "time", "uucp", "whois",
            "www", "msrpc", "biff", "bootpc", "bootps", "dnsix", "isakmp",
            "msrpc", "mobile-ip", "nameserver", "netbios-dgm", "netbios-ns",
            "netbios-ss", "non500-isakmp", "ntp", "rip", "snmp", "snmptrap",
            "syslog", "tftp", "who", "xdmcp"
        ]

        try:
            decoderhandler = tokendecoderhandler.TokenDecoderHandler(dc)
            cursor = util.TokenCursor(block.getTokens(), 0, None)
            tokens = block.getTokens()
            tokens = Joiner.on(" ").join(block.getTokens())
            tokens = tokens.split(" ")
            print tokens
            found = False
            for token in tokens:
                for acl_action in ACTION:
                    if token == acl_action:
                        found = True
            if not found:
                util.log_debug(
                    'Does not look like a valid acl rule. rule = %s' %
                    (tokens))
                return

            i = 1
            for j in range(i, len(tokens)):
                if j > 0 and j == len(tokens) - 1:
                    if tokens[j -
                              1] in ACTION and InetAddressUtils.isIPv4Address(
                                  tokens[j]):
                        tokens.insert(j, 'host')
                        break
                else:
                    if tokens[j -
                              1] in ACTION and InetAddressUtils.isIPv4Address(
                                  tokens[j]
                              ) and not InetAddressUtils.isIPv4Address(
                                  tokens[j + 1]):
                        tokens.insert(j, 'host')
                        break
            util.log_info(tokens)
            decoderhandler.addTokenValue("$name", Joiner.on(" ").join(tokens))

            i = 0
            cidr_pattern = '^(\d{1,3}\.){3}\d{1,3}(/\d\d)$'
            host = False
            host_dest = False
            len_token = 0
            for token in range(len_token, len(tokens)):
                if len_token == token:
                    len_token += 1
                    for j in range(i, len(acl_dict)):
                        options = acl_dict[j].split(',')
                        yang_entity = options[0].replace('_', '-')
                        i += 1
                        if options[1] == 'INT':
                            if decoderhandler.isValidInteger(tokens[token]):
                                util.log_info("1" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'ACTION':
                            if tokens[token] in ACTION:
                                util.log_info("2" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'PROTOCOL':
                            if tokens[token] in PROTOCOL:
                                util.log_info("3" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                if tokens[token] != 'object-group':
                                    i += 1
                                break
                        elif options[1] == 'STRING':
                            if not InetAddressUtils.isIPv4Address(
                                    tokens[token]
                            ) and tokens[token] not in SOURCE_CONDITION and tokens[
                                    token] not in PORT_OPERATORS and tokens[
                                        token] not in MATCH_PKTS and tokens[
                                            token] not in PROTOCOL and tokens[
                                                token] not in EXTRA_OPTIONS and re.search(
                                                    cidr_pattern,
                                                    tokens[token]) is None:
                                util.log_info("4" + yang_entity + ":" +
                                              tokens[token])
                                if tokens[token].isdigit(
                                ) or tokens[token] in PORT:
                                    all_ports = tokens[token]
                                    for custom_port in range(
                                            len_token, len(tokens)):
                                        if tokens[custom_port].isdigit(
                                        ) or tokens[custom_port] in PORT:
                                            all_ports += ' ' + tokens[
                                                custom_port]
                                            len_token += 1
                                        else:
                                            break
                                    util.log_info("4_1" + yang_entity + ":" +
                                                  all_ports)
                                    decoderhandler.addTokenValue(
                                        yang_entity, all_ports)
                                else:
                                    util.log_info("4_2" + yang_entity + ":" +
                                                  tokens[token])
                                    decoderhandler.addTokenValue(
                                        yang_entity, tokens[token])
                                break
                        elif options[1] == 'SOURCE_CONDITION':
                            if tokens[token] in SOURCE_CONDITION:
                                util.log_info("5" + yang_entity + ":" +
                                              tokens[token])
                                if tokens[token] == 'any':
                                    i += 2
                                elif tokens[token] == 'host':
                                    host = True
                                elif tokens[token] == 'object-group':
                                    tokens[token] = 'objectgroup'
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'CIDR':
                            if InetAddressUtils.isIPv4Address(tokens[token]):
                                util.log_info("13" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                            elif re.search(cidr_pattern,
                                           tokens[token]) is not None:
                                util.log_info("14" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                i += 1
                                break
                        elif options[1] == 'IP':
                            prev_yang_entity = acl_dict[j - 1].split(
                                ',')[0].replace('_', '-')
                            if InetAddressUtils.isIPv4Address(
                                    tokens[token]
                            ) and not host and prev_yang_entity == 'source-ip':
                                util.log_info("6" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                if yang_entity == 'source-mask':
                                    util.log_info("7" + yang_entity + ":" +
                                                  tokens[token])
                                    decoderhandler.addTokenValue(
                                        'source-condition-type', 'cidr')
                                break
                            elif InetAddressUtils.isIPv4Address(
                                    tokens[token]
                            ) and not host_dest and prev_yang_entity == 'dest-ip':
                                util.log_info("6_1" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                if yang_entity == 'dest-mask':
                                    util.log_info("8" + yang_entity + ":" +
                                                  tokens[token])
                                    decoderhandler.addTokenValue(
                                        'dest-condition-type', 'cidr')
                                break
                        elif options[1] == 'PORT_OPERATORS':
                            if tokens[token] in PORT_OPERATORS:
                                util.log_info("9" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'DEST_CONDITION':
                            if tokens[token] in DEST_CONDITION:
                                util.log_info("10" + yang_entity + ":" +
                                              tokens[token])
                                if tokens[token] == 'any':
                                    i += 2
                                elif tokens[token] == 'host':
                                    host_dest = True
                                elif tokens[token] == 'object-group':
                                    tokens[token] = 'objectgroup'
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'MATCH_PKTS':
                            if tokens[token] in MATCH_PKTS:
                                util.log_info("11" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break
                        elif options[1] == 'EXTRA_OPTIONS':
                            if tokens[token] in EXTRA_OPTIONS:
                                util.log_info("12" + yang_entity + ":" +
                                              tokens[token])
                                decoderhandler.addTokenValue(
                                    yang_entity, tokens[token])
                                break

        except Exception:
            traceback.print_exc()