from ipaddress import IPv4Network from vpp_object import VppObject from vpp_papi import VppEnum from vpp_ip import INVALID_INDEX from vpp_papi_provider import UnexpectedApiReturnValueError class VppAclPlugin(VppObject): def __init__(self, test, enable_intf_counters=False): self._test = test self.enable_intf_counters = enable_intf_counters @property def enable_intf_counters(self): return self._enable_intf_counters @enable_intf_counters.setter def enable_intf_counters(self, enable): self.vapi.acl_stats_intf_counters_enable(enable=enable) def add_vpp_config(self): pass def remove_vpp_config(self): pass def query_vpp_config(self): pass def object_id(self): return ("acl-plugin-%d" % (self._sw_if_index)) class AclRule(): """ ACL Rule """ # port ranges PORTS_ALL = -1 PORTS_RANGE = 0 PORTS_RANGE_2 = 1 udp_sport_from = 10 udp_sport_to = udp_sport_from + 5 udp_dport_from = 20000 udp_dport_to = udp_dport_from + 5000 tcp_sport_from = 30 tcp_sport_to = tcp_sport_from + 5 tcp_dport_from = 40000 tcp_dport_to = tcp_dport_from + 5000 udp_sport_from_2 = 90 udp_sport_to_2 = udp_sport_from_2 + 5 udp_dport_from_2 = 30000 udp_dport_to_2 = udp_dport_from_2 + 5000 tcp_sport_from_2 = 130 tcp_sport_to_2 = tcp_sport_from_2 + 5 tcp_dport_from_2 = 20000 tcp_dport_to_2 = tcp_dport_from_2 + 5000 icmp4_type = 8 # echo request icmp4_code = 3 icmp6_type = 128 # echo request icmp6_code = 3 icmp4_type_2 = 8 icmp4_code_from_2 = 5 icmp4_code_to_2 = 20 icmp6_type_2 = 128 icmp6_code_from_2 = 8 icmp6_code_to_2 = 42 def __init__(self, is_permit, src_prefix=IPv4Network('0.0.0.0/0'), dst_prefix=IPv4Network('0.0.0.0/0'), proto=0, ports=PORTS_ALL, sport_from=None, sport_to=None, dport_from=None, dport_to=None): self.is_permit = is_permit self.src_prefix = src_prefix self.dst_prefix = dst_prefix self._proto = proto self._ports = ports # assign ports by range self.update_ports() # assign specified ports if sport_from: self.sport_from = sport_from if sport_to: self.sport_to = sport_to if dport_from: self.dport_from = dport_from if dport_to: self.dport_to = dport_to def __copy__(self): new_rule = AclRule(self.is_permit, self.src_prefix, self.dst_prefix, self._proto, self._ports, self.sport_from, self.sport_to, self.dport_from, self.dport_to) return new_rule def update_ports(self): if self._ports == self.PORTS_ALL: self.sport_from = 0 self.dport_from = 0 self.sport_to = 65535 if self._proto == 1 or self._proto == 58: self.sport_to = 255 self.dport_to = self.sport_to elif self._ports == self.PORTS_RANGE: if self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP: self.sport_from = self.icmp4_type self.sport_to = self.icmp4_type self.dport_from = self.icmp4_code self.dport_to = self.icmp4_code elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP6: self.sport_from = self.icmp6_type self.sport_to = self.icmp6_type self.dport_from = self.icmp6_code self.dport_to = self.icmp6_code elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_TCP: self.sport_from = self.tcp_sport_from self.sport_to = self.tcp_sport_to self.dport_from = self.tcp_dport_from self.dport_to = self.tcp_dport_to elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP: self.sport_from = self.udp_sport_from self.sport_to = self.udp_sport_to self.dport_from = self.udp_dport_from self.dport_to = self.udp_dport_to elif self._ports == self.PORTS_RANGE_2: if self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP: self.sport_from = self.icmp4_type_2 self.sport_to = self.icmp4_type_2 self.dport_from = self.icmp4_code_from_2 self.dport_to = self.icmp4_code_to_2 elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP6: self.sport_from = self.icmp6_type_2 self.sport_to = self.icmp6_type_2 self.dport_from = self.icmp6_code_from_2 self.dport_to = self.icmp6_code_to_2 elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_TCP: self.sport_from = self.tcp_sport_from_2 self.sport_to = self.tcp_sport_to_2 self.dport_from = self.tcp_dport_from_2 self.dport_to = self.tcp_dport_to_2 elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP: self.sport_from = self.udp_sport_from_2 self.sport_to = self.udp_sport_to_2 self.dport_from = self.udp_dport_from_2 self.dport_to = self.udp_dport_to_2 else: self.sport_from = self._ports self.sport_to = self._ports self.dport_from = self._ports self.dport_to = self._ports @property def proto(self): return self._proto @proto.setter def proto(self, proto): self._proto = proto self.update_ports() @property def ports(self): return self._ports @ports.setter def ports(self, ports): self._ports = ports self.update_ports() def encode(self): return {'is_permit': self.is_permit, 'proto': self.proto, 'srcport_or_icmptype_first': self.sport_from, 'srcport_or_icmptype_last': self.sport_to, 'src_prefix': self.src_prefix, 'dstport_or_icmpcode_first': self.dport_from, 'dstport_or_icmpcode_last': self.dport_to, 'dst_prefix': self.dst_prefix} class VppAcl(VppObject): """ VPP ACL """ def __init__(self, test, rules, acl_index=INVALID_INDEX, tag=None): self._test = test self._acl_index = acl_index self.tag = tag self._rules = rules @property def rules(self): return self._rules @property def acl_index(self): return self._acl_index @property def count(self): return len(self._rules) def encode_rules(self): rules = [] for rule in self._rules: rules.append(rule.encode()) return rules def add_vpp_config(self, expect_error=False): try: reply = self._test.vapi.acl_add_replace( acl_index=self._acl_index, tag=self.tag, count=self.count, r=self.encode_rules()) self._acl_index = reply.acl_index self._test.registry.register(self, self._test.logger) if expect_error: self._test.fail("Unexpected api reply") return self except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") return None def modify_vpp_config(self, rules): self._rules = rules self.add_vpp_config() def remove_vpp_config(self, expect_error=False): try: self._test.vapi.acl_del(acl_index=self._acl_index) if expect_error: self._test.fail("Unexpected api reply") except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") def dump(self): return self._test.vapi.acl_dump(acl_index=self._acl_index) def query_vpp_config(self): dump = self.dump() for rule in dump: if rule.acl_index == self._acl_index: return True return False def object_id(self): return ("acl-%s-%d" % (self.tag, self._acl_index)) class VppEtypeWhitelist(VppObject): """ VPP Etype Whitelist """ def __init__(self, test, sw_if_index, whitelist, n_input=0): self._test = test self.whitelist = whitelist self.n_input = n_input self._sw_if_index = sw_if_index @property def sw_if_index(self): return self._sw_if_index @property def count(self): return len(self.whitelist) def add_vpp_config(self): self._test.vapi.acl_interface_set_etype_whitelist( sw_if_index=self._sw_if_index, count=self.count, n_input=self.n_input, whitelist=self.whitelist) self._test.registry.register(self, self._test.logger) return self def remove_vpp_config(self): self._test.vapi.acl_interface_set_etype_whitelist( sw_if_index=self._sw_if_index, count=0, n_input=0, whitelist=[]) def query_vpp_config(self): self._test.vapi.acl_interface_etype_whitelist_dump( sw_if_index=self._sw_if_index) return False def object_id(self): return ("acl-etype_wl-%d" % (self._sw_if_index)) class VppAclInterface(VppObject): """ VPP ACL Interface """ def __init__(self, test, sw_if_index, acls, n_input=0): self._test = test self._sw_if_index = sw_if_index self.n_input = n_input self.acls = acls @property def sw_if_index(self): return self._sw_if_index @property def count(self): return len(self.acls) def encode_acls(self): acls = [] for acl in self.acls: acls.append(acl.acl_index) return acls def add_vpp_config(self, expect_error=False): try: reply = self._test.vapi.acl_interface_set_acl_list( sw_if_index=self._sw_if_index, n_input=self.n_input, count=self.count, acls=self.encode_acls()) self._test.registry.register(self, self._test.logger) if expect_error: self._test.fail("Unexpected api reply") return self except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") return None def remove_vpp_config(self, expect_error=False): try: reply = self._test.vapi.acl_interface_set_acl_list( sw_if_index=self._sw_if_index, n_input=0, count=0, acls=[]) if expect_error: self._test.fail("Unexpected api reply") except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") def query_vpp_config(self): dump = self._test.vapi.acl_interface_list_dump( sw_if_index=self._sw_if_index) for acl_list in dump: if acl_list.count > 0: return True return False def object_id(self): return ("acl-if-list-%d" % (self._sw_if_index)) class MacipRule(): """ Mac Ip rule """ def __init__(self, is_permit, src_mac=0, src_mac_mask=0, src_prefix=IPv4Network('0.0.0.0/0')): self.is_permit = is_permit self.src_mac = src_mac self.src_mac_mask = src_mac_mask self.src_prefix = src_prefix def encode(self): return {'is_permit': self.is_permit, 'src_mac': self.src_mac, 'src_mac_mask': self.src_mac_mask, 'src_prefix': self.src_prefix} class VppMacipAcl(VppObject): """ Vpp Mac Ip ACL """ def __init__(self, test, rules, acl_index=INVALID_INDEX, tag=None): self._test = test self._acl_index = acl_index self.tag = tag self._rules = rules @property def acl_index(self): return self._acl_index @property def rules(self): return self._rules @property def count(self): return len(self._rules) def encode_rules(self): rules = [] for rule in self._rules: rules.append(rule.encode()) return rules def add_vpp_config(self, expect_error=False): try: reply = self._test.vapi.macip_acl_add_replace( acl_index=self._acl_index, tag=self.tag, count=self.count, r=self.encode_rules()) self._acl_index = reply.acl_index self._test.registry.register(self, self._test.logger) if expect_error: self._test.fail("Unexpected api reply") return self except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") return None def modify_vpp_config(self, rules): self._rules = rules self.add_vpp_config() def remove_vpp_config(self, expect_error=False): try: self._test.vapi.macip_acl_del(acl_index=self._acl_index) if expect_error: self._test.fail("Unexpected api reply") except UnexpectedApiReturnValueError: if not expect_error: self._test.fail("Unexpected api reply") def dump(self): return self._test.vapi.macip_acl_dump(acl_index=self._acl_index) def query_vpp_config(self): dump = self.dump() for rule in dump: if rule.acl_index == self._acl_index: return True return False def object_id(self): return ("macip-acl-%s-%d" % (self.tag, self._acl_index)) class VppMacipAclInterface(VppObject): """ VPP Mac Ip ACL Interface """ def __init__(self, test, sw_if_index, acls): self._test = test self._sw_if_index = sw_if_index self.acls = acls @property def sw_if_index(self): return self._sw_if_index @property def count(self): return len(self.acls) def add_vpp_config(self): for acl in self.acls: self._test.vapi.macip_acl_interface_add_del( is_add=True, sw_if_index=self._sw_if_index, acl_index=acl.acl_index) self._test.registry.register(self, self._test.logger) def remove_vpp_config(self): for acl in self.acls: self._test.vapi.macip_acl_interface_add_del( is_add=False, sw_if_index=self._sw_if_index, acl_index=acl.acl_index) def dump(self): return self._test.vapi.macip_acl_interface_list_dump( sw_if_index=self._sw_if_index) def query_vpp_config(self): dump = self.dump() for acl_list in dump: for acl_index in acl_list.acls: if acl_index != INVALID_INDEX: return True return False def object_id(self): return ("macip-acl-if-list-%d" % (self._sw_if_index))