From 6ce5863f033d8764e3e893fd20c4d2e6bc08db13 Mon Sep 17 00:00:00 2001 From: Sylvain Munaut Date: Fri, 10 Jul 2020 22:30:25 +0200 Subject: [PATCH] test/tft_test: Add a combined test for IPv6 packets --- srsue/test/upper/tft_test.cc | 110 +++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) diff --git a/srsue/test/upper/tft_test.cc b/srsue/test/upper/tft_test.cc index ce51b74bf..765bfbffd 100644 --- a/srsue/test/upper/tft_test.cc +++ b/srsue/test/upper/tft_test.cc @@ -63,9 +63,115 @@ uint8_t ip_tst_message2[] = { 0x88, 0x29, 0x60, 0x02, 0xde, 0x41, 0x11, 0xc2, 0xaa, 0x5e, 0x9e, 0x27, 0x74, 0xa5, 0xd3, 0x19}; uint32_t ip_message_len2 = sizeof(ip_tst_message2); +// IPv6 test filter +// Packet filter: 0 +// Packet filter component type identifier: Protocol identifier/Next header type (48) +// Protocol/header: UDP (0x11) +// Packet filter component type identifier: IPv6 remote address type (32) +// IPv6 address: 2a02:14f:ffc0:51::6 +// IPv6 address mask: ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff +// Packet filter component type identifier: Single remote port type (80) +// Port: 35082 +// Packet filter component type identifier: Single local port type (64) +// Port: 50010 +uint8_t ipv6_filter[] = {0x30, 0x11, 0x20, 0x2a, 0x02, 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x06, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x50, 0x89, 0x0a, 0x40, 0xc3, 0x5a}; + +// IPv6 test packets +uint8_t ipv6_matched_packet[] = {0x60, 0x0e, 0xa3, 0x96, 0x00, 0x16, 0x11, 0xff, 0x2a, 0x02, 0x01, 0x4f, 0x01, + 0x9f, 0xec, 0xe9, 0xfc, 0xf5, 0x73, 0x48, 0xc6, 0xed, 0x19, 0xe6, 0x2a, 0x02, + 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x06, 0xc3, 0x5a, 0x89, 0x0a, 0x00, 0x16, 0x31, 0xd9, 0x80, 0x61, 0x00, 0x01, + 0x00, 0x00, 0x0c, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}; + +uint8_t ipv6_unmatched_packet_tcp[] = { + 0x60, 0x0e, 0xa3, 0x96, 0x00, 0x16, /**/ 0x06 /**/, 0xff, 0x2a, 0x02, 0x01, 0x4f, 0x01, 0x9f, 0xec, 0xe9, + 0xfc, 0xf5, 0x73, 0x48, 0xc6, 0xed, 0x19, 0xe6, 0x2a, 0x02, 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0xc3, 0x5a, 0x89, 0x0a, 0x00, 0x16, 0x31, 0xd9, + 0x80, 0x61, 0x00, 0x01, 0x00, 0x00, 0x0c, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}; + +uint8_t ipv6_unmatched_packet_daddr[] = { + 0x60, 0x0e, 0xa3, 0x96, 0x00, 0x16, 0x11, 0xff, 0x2a, 0x02, 0x01, 0x4f, 0x01, 0x9f, 0xec, 0xe9, + 0xfc, 0xf5, 0x73, 0x48, 0xc6, 0xed, 0x19, 0xe6, 0x2a, 0x02, 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /**/ 0x07, /**/ 0xc3, 0x5a, 0x89, 0x0a, 0x00, 0x16, 0x31, 0xd9, + 0x80, 0x61, 0x00, 0x01, 0x00, 0x00, 0x0c, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}; + +uint8_t ipv6_unmatched_packet_rport[] = { + 0x60, 0x0e, 0xa3, 0x96, 0x00, 0x16, 0x11, 0xff, 0x2a, 0x02, 0x01, 0x4f, 0x01, 0x9f, 0xec, 0xe9, + 0xfc, 0xf5, 0x73, 0x48, 0xc6, 0xed, 0x19, 0xe6, 0x2a, 0x02, 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0xc3, 0x5a, 0x89, /**/ 0x0b /**/, 0x00, 0x16, 0x31, 0xd9, + 0x80, 0x61, 0x00, 0x01, 0x00, 0x00, 0x0c, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}; + +uint8_t ipv6_unmatched_packet_lport[] = { + 0x60, 0x0e, 0xa3, 0x96, 0x00, 0x16, 0x11, 0xff, 0x2a, 0x02, 0x01, 0x4f, 0x01, 0x9f, 0xec, 0xe9, + 0xfc, 0xf5, 0x73, 0x48, 0xc6, 0xed, 0x19, 0xe6, 0x2a, 0x02, 0x01, 0x4f, 0xff, 0xc0, 0x00, 0x51, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0xc3, /**/ 0x5b /**/, 0x89, 0x0b, 0x00, 0x16, 0x31, 0xd9, + 0x80, 0x61, 0x00, 0x01, 0x00, 0x00, 0x0c, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}; + #define EPS_BEARER_ID 6 #define LCID 1 +int tft_filter_test_ipv6_combined() +{ + srslte::log_filter log1("TFT"); + log1.set_level(srslte::LOG_LEVEL_DEBUG); + log1.set_hex_limit(128); + srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance(); + srslte::unique_byte_buffer_t ip_msg1, ip_msg2, ip_msg3, ip_msg4, ip_msg5; + ip_msg1 = allocate_unique_buffer(*pool); + ip_msg2 = allocate_unique_buffer(*pool); + ip_msg3 = allocate_unique_buffer(*pool); + ip_msg4 = allocate_unique_buffer(*pool); + ip_msg5 = allocate_unique_buffer(*pool); + + // Set IP test message + ip_msg1->N_bytes = sizeof(ipv6_matched_packet); + memcpy(ip_msg1->msg, ipv6_matched_packet, sizeof(ipv6_matched_packet)); + log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IPv6 test message - match\n"); + + // Set IP test message + ip_msg2->N_bytes = sizeof(ipv6_unmatched_packet_tcp); + memcpy(ip_msg2->msg, ipv6_unmatched_packet_tcp, sizeof(ipv6_unmatched_packet_tcp)); + log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IPv6 test message - unmatched tcp\n"); + + // Set IP test message + ip_msg3->N_bytes = sizeof(ipv6_unmatched_packet_daddr); + memcpy(ip_msg3->msg, ipv6_unmatched_packet_daddr, sizeof(ipv6_unmatched_packet_daddr)); + log1.info_hex(ip_msg3->msg, ip_msg3->N_bytes, "IPv6 test message - unmatched daddr\n"); + + // Set IP test message + ip_msg4->N_bytes = sizeof(ipv6_unmatched_packet_rport); + memcpy(ip_msg4->msg, ipv6_unmatched_packet_rport, sizeof(ipv6_unmatched_packet_rport)); + log1.info_hex(ip_msg4->msg, ip_msg4->N_bytes, "IPv6 test message - unmatched rport\n"); + + // Set IP test message + ip_msg5->N_bytes = sizeof(ipv6_unmatched_packet_lport); + memcpy(ip_msg5->msg, ipv6_unmatched_packet_lport, sizeof(ipv6_unmatched_packet_lport)); + log1.info_hex(ip_msg5->msg, ip_msg5->N_bytes, "IPv6 test message - unmatched lport\n"); + + // Packet filter + LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter; + + packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL; + packet_filter.id = 1; + packet_filter.eval_precedence = 0; + packet_filter.filter_size = sizeof(ipv6_filter); + memcpy(packet_filter.filter, ipv6_filter, sizeof(ipv6_filter)); + + srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1); + + // Check filter + TESTASSERT(filter.match(ip_msg1)); + TESTASSERT(!filter.match(ip_msg2)); + TESTASSERT(!filter.match(ip_msg3)); + TESTASSERT(!filter.match(ip_msg4)); + TESTASSERT(!filter.match(ip_msg5)); + + printf("Test TFT filter ipv6 combined successfull\n"); + return 0; +} + int tft_filter_test_single_local_port() { srslte::log_filter log1("TFT"); @@ -326,4 +432,8 @@ int main(int argc, char** argv) if (tft_filter_test_ipv4_tos()) { return -1; } + if (tft_filter_test_ipv6_combined()) { + return -1; + } + srslte::byte_buffer_pool::cleanup(); }