X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Fvpp_ipsec.py;h=f012a4a1e84500b3a5cde6ee308c373127005460;hb=dd4ccf262;hp=278ff36f1e45cf05ba761ec59a51882ee83bd3a4;hpb=3593a9174a8e9faddb8d4eb451d1b4632c1e0df1;p=vpp.git diff --git a/test/vpp_ipsec.py b/test/vpp_ipsec.py index 278ff36f1e4..f012a4a1e84 100644 --- a/test/vpp_ipsec.py +++ b/test/vpp_ipsec.py @@ -1,6 +1,7 @@ from vpp_object import VppObject from ipaddress import ip_address from vpp_papi import VppEnum +from vpp_interface import VppInterface try: text_type = unicode @@ -8,6 +9,10 @@ except NameError: text_type = str +def mk_counter(): + return {'packets': 0, 'bytes': 0} + + class VppIpsecSpd(VppObject): """ VPP SPD DB @@ -163,9 +168,16 @@ class VppIpsecSpdEntry(VppObject): return True return False - def get_stats(self): + def get_stats(self, worker=None): c = self.test.statistics.get_counter("/net/ipsec/policy") - return c[0][self.stat_index] + if worker is None: + total = mk_counter() + for t in c: + total['packets'] += t[self.stat_index]['packets'] + return total + else: + # +1 to skip main thread + return c[worker+1][self.stat_index] class VppIpsecSA(VppObject): @@ -173,12 +185,15 @@ class VppIpsecSA(VppObject): VPP SAD Entry """ + DEFAULT_UDP_PORT = 4500 + def __init__(self, test, id, spi, integ_alg, integ_key, crypto_alg, crypto_key, proto, tun_src=None, tun_dst=None, - flags=None): + flags=None, salt=0, udp_src=None, + udp_dst=None): e = VppEnum.vl_api_ipsec_sad_flags_t self.test = test self.id = id @@ -188,6 +203,7 @@ class VppIpsecSA(VppObject): self.crypto_alg = crypto_alg self.crypto_key = crypto_key self.proto = proto + self.salt = salt self.tun_src = tun_src self.tun_dst = tun_dst @@ -202,46 +218,192 @@ class VppIpsecSA(VppObject): self.flags = self.flags | e.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6 if (tun_dst): self.tun_dst = ip_address(text_type(tun_dst)) + self.udp_src = udp_src + self.udp_dst = udp_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) + entry = { + 'sad_id': self.id, + 'spi': self.spi, + 'integrity_algorithm': self.integ_alg, + 'integrity_key': { + 'length': len(self.integ_key), + 'data': self.integ_key, + }, + 'crypto_algorithm': self.crypto_alg, + 'crypto_key': { + 'data': self.crypto_key, + 'length': len(self.crypto_key), + }, + 'protocol': self.proto, + 'tunnel_src': (self.tun_src if self.tun_src else []), + 'tunnel_dst': (self.tun_dst if self.tun_dst else []), + 'flags': self.flags, + 'salt': self.salt + } + # don't explicitly send the defaults, let papi fill them in + if self.udp_src: + entry['udp_src_port'] = self.udp_src + if self.udp_dst: + entry['udp_dst_port'] = self.udp_dst + r = self.test.vapi.ipsec_sad_entry_add_del(is_add=1, entry=entry) 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) + r = self.test.vapi.ipsec_sad_entry_add_del( + is_add=0, + entry={ + 'sad_id': self.id, + 'spi': self.spi, + 'integrity_algorithm': self.integ_alg, + 'integrity_key': { + 'length': len(self.integ_key), + 'data': self.integ_key, + }, + 'crypto_algorithm': self.crypto_alg, + 'crypto_key': { + 'data': self.crypto_key, + 'length': len(self.crypto_key), + }, + 'protocol': self.proto, + 'tunnel_src': (self.tun_src if self.tun_src else []), + 'tunnel_dst': (self.tun_dst if self.tun_dst else []), + 'flags': self.flags, + 'salt': self.salt + }) def object_id(self): return "ipsec-sa-%d" % self.id def query_vpp_config(self): + e = VppEnum.vl_api_ipsec_sad_flags_t + bs = self.test.vapi.ipsec_sa_dump() for b in bs: if b.entry.sad_id == self.id: + # if udp encap is configured then the ports should match + # those configured or the default + if (self.flags & e.IPSEC_API_SAD_FLAG_UDP_ENCAP): + if not b.entry.flags & e.IPSEC_API_SAD_FLAG_UDP_ENCAP: + return False + if self.udp_src: + if self.udp_src != b.entry.udp_src_port: + return False + else: + if self.DEFAULT_UDP_PORT != b.entry.udp_src_port: + return False + if self.udp_dst: + if self.udp_dst != b.entry.udp_dst_port: + return False + else: + if self.DEFAULT_UDP_PORT != b.entry.udp_dst_port: + return False return True return False - def get_stats(self): + def get_stats(self, worker=None): c = self.test.statistics.get_counter("/net/ipsec/sa") - return c[0][self.stat_index] + if worker is None: + total = mk_counter() + for t in c: + total['packets'] += t[self.stat_index]['packets'] + return total + else: + # +1 to skip main thread + return c[worker+1][self.stat_index] + + +class VppIpsecTunProtect(VppObject): + """ + VPP IPSEC tunnel protection + """ + + def __init__(self, test, itf, sa_out, sas_in, nh=None): + self.test = test + self.itf = itf + self.sas_in = [] + for sa in sas_in: + self.sas_in.append(sa.id) + self.sa_out = sa_out.id + self.nh = nh + if not self.nh: + self.nh = "0.0.0.0" + + def update_vpp_config(self, sa_out, sas_in): + self.sas_in = [] + for sa in sas_in: + self.sas_in.append(sa.id) + self.sa_out = sa_out.id + self.test.vapi.ipsec_tunnel_protect_update( + tunnel={ + 'sw_if_index': self.itf._sw_if_index, + 'n_sa_in': len(self.sas_in), + 'sa_out': self.sa_out, + 'sa_in': self.sas_in, + 'nh': self.nh}) + + def object_id(self): + return "ipsec-tun-protect-%s-%s" % (self.itf, self.nh) + + def add_vpp_config(self): + self.test.vapi.ipsec_tunnel_protect_update( + tunnel={ + 'sw_if_index': self.itf._sw_if_index, + 'n_sa_in': len(self.sas_in), + 'sa_out': self.sa_out, + 'sa_in': self.sas_in, + 'nh': self.nh}) + self.test.registry.register(self, self.test.logger) + + def remove_vpp_config(self): + self.test.vapi.ipsec_tunnel_protect_del( + sw_if_index=self.itf.sw_if_index, + nh=self.nh) + + def query_vpp_config(self): + bs = self.test.vapi.ipsec_tunnel_protect_dump( + sw_if_index=self.itf.sw_if_index) + for b in bs: + if b.tun.sw_if_index == self.itf.sw_if_index and \ + self.nh == str(b.tun.nh): + return True + return False + + +class VppIpsecInterface(VppInterface): + """ + VPP IPSec interface + """ + + def __init__(self, test, mode=None): + super(VppIpsecInterface, self).__init__(test) + + # only p2p mode is supported currently + self.mode = (VppEnum.vl_api_tunnel_mode_t. + TUNNEL_API_MODE_P2P) + + def add_vpp_config(self): + r = self.test.vapi.ipsec_itf_create(itf={ + 'user_instance': 0xffffffff, + 'mode': self.mode, + }) + self.set_sw_if_index(r.sw_if_index) + self.test.registry.register(self, self.test.logger) + return self + + def remove_vpp_config(self): + self.test.vapi.ipsec_itf_delete(sw_if_index=self._sw_if_index) + + def query_vpp_config(self): + ts = self.test.vapi.ipsec_itf_dump(sw_if_index=0xffffffff) + for t in ts: + if t.tunnel.sw_if_index == self._sw_if_index: + return True + return False + + def __str__(self): + return self.object_id() + + def object_id(self): + return "ipsec-%d" % self._sw_if_index