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327 lines
11 KiB
C++
327 lines
11 KiB
C++
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srslte/asn1/liblte_mme.h"
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#include "srslte/common/log_filter.h"
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#include "srsue/hdr/stack/upper/tft_packet_filter.h"
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#include <iostream>
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#include <memory>
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#include <srslte/common/buffer_pool.h>
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#include <srslte/common/int_helpers.h>
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#include <srslte/srslte.h>
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#define TESTASSERT(cond) \
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{ \
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if (!(cond)) { \
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std::cout << "[" << __FUNCTION__ << "][Line " << __LINE__ << "]: FAIL at " << (#cond) << std::endl; \
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return -1; \
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} \
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}
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using namespace srsue;
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using namespace srslte;
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// IP test message 1
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// Source IP 127.0.0.1, Destination IP 127.0.0.2
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// Protocol UDP
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// Source port 2222, Destination port 2001
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uint8_t ip_tst_message1[] = {
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0x45, 0x04, 0x00, 0x5c, 0xb5, 0x8e, 0x40, 0x00, 0x40, 0x11, 0x86, 0xfb, 0x7f, 0x00, 0x00, 0x01, 0x7f, 0x00, 0x00,
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0x02, 0x08, 0xae, 0x07, 0xd1, 0x00, 0x48, 0xfe, 0x5c, 0xaf, 0xed, 0x69, 0x5a, 0x77, 0x80, 0x6e, 0x2f, 0x5e, 0xf3,
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0x76, 0x17, 0x05, 0xe4, 0x2b, 0xca, 0xb2, 0xd2, 0xcb, 0xa5, 0x58, 0x06, 0xc5, 0x02, 0x8d, 0xf1, 0x7a, 0x3d, 0x4f,
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0x14, 0x34, 0x58, 0x92, 0x37, 0x7c, 0x95, 0x53, 0x18, 0xa3, 0xff, 0x08, 0x1b, 0x07, 0x99, 0x94, 0xe2, 0x10, 0x0d,
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0x3d, 0x25, 0x20, 0x13, 0x95, 0x84, 0x53, 0x4b, 0x6a, 0x92, 0x64, 0x5a, 0xce, 0xbb, 0x6c, 0x3a,
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};
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uint32_t ip_message_len1 = sizeof(ip_tst_message1);
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// IP test message 2
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// Source IP 172.16.3.40, Destination IP 172.16.3.41
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// Protocol UDP
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// Source port 8000, Destination Port 9000
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uint8_t ip_tst_message2[] = {
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0x45, 0x00, 0x00, 0x5c, 0x7a, 0x02, 0x40, 0x00, 0x40, 0x11, 0x62, 0x1d, 0xac, 0x10, 0x03, 0x28, 0xac, 0x10, 0x03,
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0x29, 0x1f, 0x40, 0x23, 0x28, 0x00, 0x48, 0x5e, 0xcb, 0xcc, 0x29, 0x54, 0x9a, 0xf5, 0x18, 0xab, 0x86, 0x8b, 0x5e,
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0x5c, 0xc8, 0x80, 0x55, 0x85, 0xd4, 0xcd, 0x25, 0xa2, 0x94, 0x28, 0xcc, 0xbc, 0xa4, 0xe6, 0x69, 0xcc, 0x45, 0x0c,
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0x9e, 0xb4, 0xf3, 0x78, 0xaf, 0xa0, 0xba, 0xcf, 0xd1, 0xd2, 0xce, 0x7d, 0x7f, 0x94, 0x4a, 0x73, 0xd4, 0x2d, 0xd2,
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0x88, 0x29, 0x60, 0x02, 0xde, 0x41, 0x11, 0xc2, 0xaa, 0x5e, 0x9e, 0x27, 0x74, 0xa5, 0xd3, 0x19};
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uint32_t ip_message_len2 = sizeof(ip_tst_message2);
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#define EPS_BEARER_ID 6
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#define LCID 1
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int tft_filter_test_single_local_port()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 3 bytes
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// Filter type: Single local port
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// Local port: 2222
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uint8_t filter_message[3];
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filter_message[0] = SINGLE_LOCAL_PORT_TYPE;
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srslte::uint16_to_uint8(2222, &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len1);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = 3;
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memcpy(packet_filter.filter, filter_message, 3);
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srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test TFT filter single local port successfull\n");
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return 0;
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}
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int tft_filter_test_single_remote_port()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 3 bytes
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// Filter type: Single remote port
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// Remote port: 2001
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uint8_t filter_message[3];
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filter_message[0] = SINGLE_REMOTE_PORT_TYPE;
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srslte::uint16_to_uint8(2001, &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len1);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = 3;
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memcpy(packet_filter.filter, filter_message, 3);
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srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test TFT packet filter single remote port successfull\n");
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return 0;
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}
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int tft_filter_test_ipv4_local_addr()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 5 bytes
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// Filter type: IPv4 local address
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// Local address: 127.0.0.1
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uint8_t filter_message[5];
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uint8_t filter_size = 5;
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filter_message[0] = IPV4_LOCAL_ADDR_TYPE;
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inet_pton(AF_INET, "127.0.0.1", &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len2);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = filter_size;
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memcpy(packet_filter.filter, filter_message, filter_size);
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srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test TFT packet filter local IPv4 address successfull\n");
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return 0;
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}
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int tft_filter_test_ipv4_remote_addr()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 5 bytes
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// Filter type: IPv4 local address
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// Remote address: 127.0.0.2
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uint8_t filter_message[5];
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uint8_t filter_size = 5;
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filter_message[0] = IPV4_REMOTE_ADDR_TYPE;
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inet_pton(AF_INET, "127.0.0.2", &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len2);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = filter_size;
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memcpy(packet_filter.filter, filter_message, filter_size);
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srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test TFT packet filter remote IPv4 address successfull\n");
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return 0;
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}
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int tft_filter_test_ipv4_tos()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool* pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 2 bytes
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// Filter type: Type of service
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// ToS: 4
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uint8_t filter_message[2];
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uint8_t filter_size = 2;
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filter_message[0] = TYPE_OF_SERVICE_TYPE;
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filter_message[1] = 4;
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len2);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = filter_size;
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memcpy(packet_filter.filter, filter_message, filter_size);
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srsue::tft_packet_filter_t filter(EPS_BEARER_ID, LCID, packet_filter, &log1);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test TFT packet filter type of service successfull\n");
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return 0;
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}
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int main(int argc, char** argv)
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{
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srslte::byte_buffer_pool::get_instance();
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if (tft_filter_test_single_local_port()) {
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return -1;
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}
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if (tft_filter_test_single_remote_port()) {
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return -1;
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}
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if (tft_filter_test_ipv4_local_addr()) {
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return -1;
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}
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if (tft_filter_test_ipv4_remote_addr()) {
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return -1;
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}
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if (tft_filter_test_ipv4_tos()) {
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return -1;
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}
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srslte::byte_buffer_pool::cleanup();
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}
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