2 * Copyright 2019 AT&T Intellectual Property
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
19 * This source code is part of the near-RT RIC (RAN Intelligent Controller)
20 * platform project (RICP).
25 // Created by adi on 6/11/19.
28 #include <mdclog/mdclog.h>
30 #include "asn/type_defs.h"
31 #include "asn/per/codec.hpp"
32 #include "asn/printer.hpp"
34 #include "X2AP-CommonDataTypes.hpp"
35 #include "X2AP-Containers.hpp"
36 #include "X2AP-Constants.hpp"
37 #include "X2AP-IEs.hpp"
38 #include "X2AP-PDU-Contents.hpp"
40 #include "E2AP-Constants.hpp"
41 #include "E2AP-IEs.hpp"
42 #include "E2AP-PDU-Contents.hpp"
43 #include "E2AP-PDU-Descriptions.hpp"
52 #include <rmr/RIC_message_types.h>
56 // test X2SetUP request and response
61 int main(const int argc, char **argv) {
62 mdclog_severity_t loglevel = MDCLOG_INFO;
64 auto buff = new string("SETUP TEST");
65 init_log((char *)buff->c_str());
67 mdclog_level_set(loglevel);
70 mdclog_mdc_add("app", argv[0]);
71 mdclog_write(MDCLOG_ERR, "Usage host <host address> port <sctpPort> ran <ran name> rmr <rmr address> [logLevel <debug/warning/info/error]");
77 char ranName[256] {0};
78 char rmrAddress[256] {0};
81 for (int i = 1; i < argc; i += 2) {
82 for (int j = 0; j < strlen(argv[i]); j++) {
83 str1[j] = (char)tolower(argv[i][j]);
85 str1[strlen(argv[i])] = 0;
86 if (strcmp("host", str1) == 0) {
87 strcpy(host, argv[i + 1]);
88 } else if (strcmp("port", str1) == 0) {
89 strcpy(port, argv[i + 1]);
90 } else if (strcmp("ran", str1) == 0) {
91 strcpy(ranName, argv[i + 1]);
92 } else if (strcmp("rmr", str1) == 0) {
93 strcpy(ranName, argv[i + 1]);
94 }else if (strcmp("loglevel", str1) == 0) {
95 if (strcmp("debug", argv[i + 1]) == 0) {
96 loglevel = MDCLOG_DEBUG;
97 } else if (strcmp("info", argv[i + 1]) == 0) {
98 loglevel = MDCLOG_INFO;
99 } else if (strcmp("warning", argv[i + 1]) == 0) {
100 loglevel = MDCLOG_WARN;
101 } else if (strcmp("error", argv[i + 1]) == 0) {
102 loglevel = MDCLOG_ERR;
107 void *rmrCtx = rmr_init(rmrAddress, RMR_MAX_RCV_BYTES, RMRFL_NONE);
108 if (rmrCtx == nullptr ) {
109 mdclog_write(MDCLOG_ERR, "RMR failed to initialise : %s", strerror(errno));
113 // get the RMR fd for the epoll
114 auto rmrListenFd = rmr_get_rcvfd(rmrCtx);
116 auto epoll_fd = epoll_create1(0);
117 if (epoll_fd == -1) {
118 mdclog_write(MDCLOG_ERR,"failed to open epoll descriptor");
123 struct epoll_event event {};
124 event.events = EPOLLIN;
125 event.data.fd = rmrListenFd;
126 // add listening sctpPort to epoll
127 if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, rmrListenFd, &event)) {
128 mdclog_write(MDCLOG_ERR, "Failed to add RMR descriptor to epoll");
135 // we need to find that routing table exist and we can run
136 if (mdclog_level_get() >= MDCLOG_INFO) {
137 mdclog_write(MDCLOG_INFO, "We are after RMR INIT wait for RMR_Ready");
143 if ((rmrReady = rmr_ready(rmrCtx)) == 0) {
147 if (count % 60 == 0) {
148 mdclog_write(MDCLOG_INFO, "waiting to RMR ready state for %d seconds", count);
151 mdclog_write(MDCLOG_ERR, "RMR not ready tried for 3 minutes ");
155 if (mdclog_level_get() >= MDCLOG_INFO) {
156 mdclog_write(MDCLOG_INFO, "RMR running");
160 auto &initiatingMsg = pdu.select_initiatingMessage();
161 initiatingMsg.ref_procedureCode().select_id_x2Setup();
162 initiatingMsg.ref_criticality().select_id_x2Setup();
163 auto &x2setup = initiatingMsg.ref_value().select_id_x2Setup();
165 auto &ies = x2setup.ref_protocolIEs();
168 X2SetupRequest::protocolIEs_t::value_type val {};
169 val.ref_id().select_id_GlobalENB_ID();
170 val.ref_criticality().select_id_GlobalENB_ID();
171 uint8_t v1[] = {0x02, 0xf8, 0x29};
172 val.ref_value().select_id_GlobalENB_ID().ref_pLMN_Identity().set(3, v1);
174 val.ref_value().select_id_GlobalENB_ID().ref_eNB_ID().select_macro_eNB_ID().set_buffer(20,reinterpret_cast<uint8_t*>(&eNBId));
178 X2SetupRequest::protocolIEs_t::value_type sc {};
181 sc.ref_id().select_id_ServedCells();
182 sc.ref_criticality().select_id_ServedCells();
184 ServedCells::value_type sce;
185 sc.ref_value().select_id_ServedCells().push_back(sce);
187 sce.ref_servedCellInfo().ref_pCI().set(0x1F7);
188 uint8_t v3[] = {0x1, 0x2};
189 sce.ref_servedCellInfo().ref_tAC().set(2,v3);
190 sce.ref_servedCellInfo().ref_cellId().ref_pLMN_Identity().set(3, v1);
191 uint8_t v4[] = {0x00, 0x07, 0xab, ((unsigned)0x50) >> (unsigned)4};
192 sce.ref_servedCellInfo().ref_cellId().ref_eUTRANcellIdentifier().set_buffer(28, v4);
194 BroadcastPLMNs_Item::value_type bpe;
195 sce.ref_servedCellInfo().ref_broadcastPLMNs().push_back(bpe);
198 sce.ref_servedCellInfo().ref_eUTRA_Mode_Info().select_fDD().ref_uL_EARFCN().set(0x1);
199 sce.ref_servedCellInfo().ref_eUTRA_Mode_Info().select_fDD().ref_dL_EARFCN().set(0x1);
200 sce.ref_servedCellInfo().ref_eUTRA_Mode_Info().select_fDD().ref_uL_Transmission_Bandwidth().set(Transmission_Bandwidth::bw50);
201 sce.ref_servedCellInfo().ref_eUTRA_Mode_Info().select_fDD().ref_dL_Transmission_Bandwidth().set(Transmission_Bandwidth::bw50);
204 unsigned char s_buffer[4096];
205 asn::per::EncoderCtx ctx{s_buffer, sizeof(s_buffer)};
206 std::cout << asn::get_printed(pdu) << std::endl;
208 if (!asn::per::pack(pdu, ctx)) {
209 std::cout << ctx.refErrorCtx().toString() << std::endl;
212 size_t packed_buf_size;
213 packed_buf_size = static_cast<size_t>(ctx.refBuffer().getBytesUsed());
217 //auto delimiter = (const char) '|';
218 sprintf(data, "%s|%s|%s|%d|%s/0", host, port, ranName, (int)packed_buf_size, ctx.refBuffer().getBytes(packed_buf_size));
220 rmr_mbuf_t *msg = rmr_alloc_msg(rmrCtx, int(strlen(data)));
221 rmr_bytes2meid(msg, (unsigned char const*)ranName, strlen(ranName));
222 rmr_bytes2payload(msg, (unsigned char const*)data, strlen(data));
223 rmr_bytes2xact(msg, (unsigned char const*)ranName, strlen(ranName));
224 msg->mtype = RIC_X2_SETUP_REQ;
227 msg = rmr_send_msg(rmrCtx, msg);
228 if (msg->state != 0) {
229 mdclog_write(MDCLOG_ERR, "Message state %d while sending RIC_X2_SETUP to %s", msg->state, ranName);
237 unsigned char allocBuffer[64*1024] {0};
238 auto *events = (struct epoll_event *)calloc(MAXEVENTS, sizeof(event));
242 auto numOfEvents = epoll_wait(epoll_fd, events, MAXEVENTS, -1);
243 if (numOfEvents < 0) {
244 mdclog_write(MDCLOG_ERR, "Epoll wait failed, errno = %s", strerror(errno));
248 for (auto i = 0; i < numOfEvents; i++) {
249 if ((events[i].events & EPOLLERR) || (events[i].events & EPOLLHUP) || (!(events[i].events & EPOLLIN))) {
250 mdclog_write(MDCLOG_ERR, "epoll error");
251 } else if (rmrListenFd == events[i].data.fd) {
252 msg = rmr_alloc_msg(rmrCtx, 4096);
253 if (msg == nullptr) {
254 mdclog_write(MDCLOG_ERR, "RMR Allocation message, %s", strerror(errno));
259 msg = rmr_rcv_msg(rmrCtx, msg);
260 if (msg == nullptr) {
261 mdclog_write(MDCLOG_ERR, "RMR Receving message, %s", strerror(errno));
265 memset(allocBuffer, 0, 64*1024);
266 switch (msg->mtype) {
267 case RIC_X2_SETUP_RESP: {
268 mdclog_write(MDCLOG_INFO, "successful, RMR receiveing RIC_X2_SETUP_RESP");
269 asn::per::DecoderCtx dCtx{msg->payload, (size_t) msg->len, allocBuffer, sizeof(allocBuffer)};
271 if (!asn::per::unpack(opdu, dCtx)) {
272 mdclog_write(MDCLOG_ERR, "Failed to unpack ASN message, %s", dCtx.refErrorCtx().toString());
279 case RIC_X2_SETUP_FAILURE: {
280 mdclog_write(MDCLOG_INFO, "successful, RMR receiveing RIC_X2_SETUP_FAILURE");
281 asn::per::DecoderCtx dCtx{msg->payload, (size_t) msg->len, allocBuffer, sizeof(allocBuffer)};
283 if (!asn::per::unpack(opdu, dCtx)) {
284 mdclog_write(MDCLOG_ERR, "Failed to unpack ASN message, %s", dCtx.refErrorCtx().toString());
293 mdclog_write(MDCLOG_INFO, "RMR receiveing message type %d", msg->mtype);
294 asn::per::DecoderCtx dCtx{msg->payload, (size_t) msg->len, allocBuffer, sizeof(allocBuffer)};
296 if (!asn::per::unpack(opdu, dCtx)) {
297 mdclog_write(MDCLOG_ERR, "Failed to unpack ASN message, %s", dCtx.refErrorCtx().toString());
302 switch (opdu.get_index()) {
303 case 1: { //initiating message
304 mdclog_write(MDCLOG_INFO, "ASN initiating message type %ld",
305 opdu.get_initiatingMessage()->ref_procedureCode().ref_value().get());
308 case 2: { //successful message
309 mdclog_write(MDCLOG_INFO, "ASN initiating message type %ld",
310 opdu.get_successfulOutcome()->ref_procedureCode().ref_value().get());
313 case 3: { //unsuccessesful message
314 mdclog_write(MDCLOG_INFO, "ASN initiating message type %ld",
315 opdu.get_unsuccessfulOutcome()->ref_procedureCode().ref_value().get());
320 mdclog_write(MDCLOG_INFO, "RMR receiveing message from E2 terminator, %d",