from vpp_object import VppObject from ipaddress import ip_address from vpp_papi import VppEnum try: text_type = unicode except NameError: text_type = str class VppIpsecSpd(VppObject): """ VPP SPD DB """ def __init__(self, test, id): self.test = test self.id = id def add_vpp_config(self): self.test.vapi.ipsec_spd_add_del(self.id) self.test.registry.register(self, self.test.logger) def remove_vpp_config(self): self.test.vapi.ipsec_spd_add_del(self.id, is_add=0) def object_id(self): return "ipsec-spd-%d" % self.id def query_vpp_config(self): spds = self.test.vapi.ipsec_spds_dump() for spd in spds: if spd.spd_id == self.id: return True return False class VppIpsecSpdItfBinding(VppObject): """ VPP SPD DB to interface binding (i.e. this SPD is used on this interface) """ def __init__(self, test, spd, itf): self.test = test self.spd = spd self.itf = itf def add_vpp_config(self): self.test.vapi.ipsec_interface_add_del_spd(self.spd.id, self.itf.sw_if_index) self.test.registry.register(self, self.test.logger) def remove_vpp_config(self): self.test.vapi.ipsec_interface_add_del_spd(self.spd.id, self.itf.sw_if_index, is_add=0) def object_id(self): return "bind-%s-to-%s" % (self.spd.id, self.itf) def query_vpp_config(self): bs = self.test.vapi.ipsec_spd_interface_dump() for b in bs: if b.sw_if_index == self.itf.sw_if_index: return True return False class VppIpsecSpdEntry(VppObject): """ VPP SPD DB Entry """ def __init__(self, test, spd, sa_id, local_start, local_stop, remote_start, remote_stop, proto, priority=100, policy=None, is_outbound=1, remote_port_start=0, remote_port_stop=65535, local_port_start=0, local_port_stop=65535): self.test = test self.spd = spd self.sa_id = sa_id self.local_start = ip_address(text_type(local_start)) self.local_stop = ip_address(text_type(local_stop)) self.remote_start = ip_address(text_type(remote_start)) self.remote_stop = ip_address(text_type(remote_stop)) self.proto = proto self.is_outbound = is_outbound self.priority = priority if not policy: self.policy = (VppEnum.vl_api_ipsec_spd_action_t. IPSEC_API_SPD_ACTION_BYPASS) else: self.policy = policy self.is_ipv6 = (0 if self.local_start.version == 4 else 1) self.local_port_start = local_port_start self.local_port_stop = local_port_stop self.remote_port_start = remote_port_start self.remote_port_stop = remote_port_stop def add_vpp_config(self): rv = self.test.vapi.ipsec_spd_entry_add_del( self.spd.id, self.sa_id, self.local_start, self.local_stop, self.remote_start, self.remote_stop, protocol=self.proto, is_ipv6=self.is_ipv6, is_outbound=self.is_outbound, priority=self.priority, policy=self.policy, local_port_start=self.local_port_start, local_port_stop=self.local_port_stop, remote_port_start=self.remote_port_start, remote_port_stop=self.remote_port_stop) self.stat_index = rv.stat_index self.test.registry.register(self, self.test.logger) def remove_vpp_config(self): self.test.vapi.ipsec_spd_entry_add_del( self.spd.id, self.sa_id, self.local_start, self.local_stop, self.remote_start, self.remote_stop, protocol=self.proto, is_ipv6=self.is_ipv6, is_outbound=self.is_outbound, priority=self.priority, policy=self.policy, local_port_start=self.local_port_start, local_port_stop=self.local_port_stop, remote_port_start=self.remote_port_start, remote_port_stop=self.remote_port_stop, is_add=0) def object_id(self): return "spd-entry-%d-%d-%d-%d-%d-%d" % (self.spd.id, self.priority, self.policy, self.is_outbound, self.is_ipv6, self.remote_port_start) def query_vpp_config(self): ss = self.test.vapi.ipsec_spd_dump(self.spd.id) for s in ss: if s.entry.sa_id == self.sa_id and \ s.entry.is_outbound == self.is_outbound and \ s.entry.priority == self.priority and \ s.entry.policy == self.policy and \ s.entry.remote_address_start == self.remote_start and \ s.entry.remote_port_start == self.remote_port_start: return True return False def get_stats(self): c = self.test.statistics.get_counter("/net/ipsec/policy") return c[0][self.stat_index] class VppIpsecSA(VppObject): """ VPP SAD Entry """ def __init__(self, test, id, spi, integ_alg, integ_key, crypto_alg, crypto_key, proto, tun_src=None, tun_dst=None, flags=None): e = VppEnum.vl_api_ipsec_sad_flags_t self.test = test self.id = id self.spi = spi self.integ_alg = integ_alg self.integ_key = integ_key self.crypto_alg = crypto_alg self.crypto_key = crypto_key self.proto = proto self.tun_src = tun_src self.tun_dst = tun_dst if not flags: self.flags = e.IPSEC_API_SAD_FLAG_NONE else: self.flags = flags if (tun_src): self.tun_src = ip_address(text_type(tun_src)) self.flags = self.flags | e.IPSEC_API_SAD_FLAG_IS_TUNNEL if (self.tun_src.version == 6): self.flags = self.flags | e.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6 if (tun_dst): self.tun_dst = ip_address(text_type(tun_dst)) def add_vpp_config(self): r = self.test.vapi.ipsec_sad_entry_add_del( self.id, self.spi, self.integ_alg, self.integ_key, self.crypto_alg, self.crypto_key, self.proto, (self.tun_src if self.tun_src else []), (self.tun_dst if self.tun_dst else []), flags=self.flags) self.stat_index = r.stat_index self.test.registry.register(self, self.test.logger) def remove_vpp_config(self): self.test.vapi.ipsec_sad_entry_add_del( self.id, self.spi, self.integ_alg, self.integ_key, self.crypto_alg, self.crypto_key, self.proto, (self.tun_src if self.tun_src else []), (self.tun_dst if self.tun_dst else []), flags=self.flags, is_add=0) def object_id(self): return "ipsec-sa-%d" % self.id def query_vpp_config(self): bs = self.test.vapi.ipsec_sa_dump() for b in bs: if b.entry.sad_id == self.id: return True return False def get_stats(self): c = self.test.statistics.get_counter("/net/ipsec/sa") return c[0][self.stat_index]