1 // Copyright 2019 AT&T Intellectual Property
2 // Copyright 2019 Nokia
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
8 // http://www.apache.org/licenses/LICENSE-2.0
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
16 // This source code is part of the near-RT RIC (RAN Intelligent Controller)
17 // platform project (RICP).
19 // TODO: High-level file comment.
23 #include <3rdparty/oranE2/RANfunctions-List.h>
24 #include "sctpThread.h"
25 #include "BuildRunName.h"
27 //#include "3rdparty/oranE2SM/E2SM-gNB-NRT-RANfunction-Definition.h"
28 //#include "BuildXml.h"
29 //#include "pugixml/src/pugixml.hpp"
32 //using namespace std::placeholders;
33 using namespace boost::filesystem;
34 using namespace prometheus;
42 // need to expose without the include of gcov
43 extern "C" void __gcov_flush(void);
45 static void catch_function(int signal) {
51 BOOST_LOG_INLINE_GLOBAL_LOGGER_DEFAULT(my_logger, src::logger_mt)
53 boost::shared_ptr<sinks::synchronous_sink<sinks::text_file_backend>> boostLogger;
54 double cpuClock = 0.0;
55 bool jsonTrace = false;
58 int log_change_monitor = 1;
60 mdclog_attr_init(&attr);
61 mdclog_attr_set_ident(attr, "E2Terminator");
63 if(mdclog_format_initialize(log_change_monitor)!=0)
64 mdclog_write(MDCLOG_ERR, "Failed to intialize MDC log format !!!");
65 mdclog_attr_destroy(attr);
67 auto start_time = std::chrono::high_resolution_clock::now();
68 typedef std::chrono::duration<double, std::ratio<1,1>> seconds_t;
71 return seconds_t(std::chrono::high_resolution_clock::now() - start_time).count();
74 double approx_CPU_MHz(unsigned sleepTime) {
75 using namespace std::chrono_literals;
77 uint64_t cycles_start = rdtscp(aux);
78 double time_start = age();
79 std::this_thread::sleep_for(sleepTime * 1ms);
80 uint64_t elapsed_cycles = rdtscp(aux) - cycles_start;
81 double elapsed_time = age() - time_start;
82 return elapsed_cycles / elapsed_time;
85 //std::atomic<int64_t> rmrCounter{0};
86 std::atomic<int64_t> num_of_messages{0};
87 std::atomic<int64_t> num_of_XAPP_messages{0};
88 static long transactionCounter = 0;
90 int buildListeningPort(sctp_params_t &sctpParams) {
91 sctpParams.listenFD = socket(AF_INET6, SOCK_STREAM, IPPROTO_SCTP);
92 if (sctpParams.listenFD <= 0) {
93 mdclog_write(MDCLOG_ERR, "Error Opening socket, %s", strerror(errno));
97 struct sockaddr_in6 serverAddress {};
98 serverAddress.sin6_family = AF_INET6;
99 serverAddress.sin6_addr = in6addr_any;
100 serverAddress.sin6_port = htons(sctpParams.sctpPort);
101 if (bind(sctpParams.listenFD, (SA *)&serverAddress, sizeof(serverAddress)) < 0 ) {
102 mdclog_write(MDCLOG_ERR, "Error binding port %d. %s", sctpParams.sctpPort, strerror(errno));
105 if (setSocketNoBlocking(sctpParams.listenFD) == -1) {
106 //mdclog_write(MDCLOG_ERR, "Error binding. %s", strerror(errno));
109 if (mdclog_level_get() >= MDCLOG_DEBUG) {
110 struct sockaddr_in6 clientAddress {};
111 socklen_t len = sizeof(clientAddress);
112 getsockname(sctpParams.listenFD, (SA *)&clientAddress, &len);
114 inet_ntop(AF_INET6, &clientAddress.sin6_addr, buff, sizeof(buff));
115 mdclog_write(MDCLOG_DEBUG, "My address: %s, port %d\n", buff, htons(clientAddress.sin6_port));
118 if (listen(sctpParams.listenFD, SOMAXCONN) < 0) {
119 mdclog_write(MDCLOG_ERR, "Error listening. %s\n", strerror(errno));
122 struct epoll_event event {};
123 event.events = EPOLLIN | EPOLLET;
124 event.data.fd = sctpParams.listenFD;
126 // add listening port to epoll
127 if (epoll_ctl(sctpParams.epoll_fd, EPOLL_CTL_ADD, sctpParams.listenFD, &event)) {
128 printf("Failed to add descriptor to epoll\n");
129 mdclog_write(MDCLOG_ERR, "Failed to add descriptor to epoll. %s\n", strerror(errno));
136 int buildConfiguration(sctp_params_t &sctpParams) {
137 path p = (sctpParams.configFilePath + "/" + sctpParams.configFileName).c_str();
139 const int size = 2048;
140 auto fileSize = file_size(p);
141 if (fileSize > size) {
142 mdclog_write(MDCLOG_ERR, "File %s larger than %d", p.string().c_str(), size);
146 mdclog_write(MDCLOG_ERR, "Configuration File %s not exists", p.string().c_str());
151 if (conf.openConfigFile(p.string()) == -1) {
152 mdclog_write(MDCLOG_ERR, "Filed to open config file %s, %s",
153 p.string().c_str(), strerror(errno));
156 int rmrPort = conf.getIntValue("nano");
158 mdclog_write(MDCLOG_ERR, "illegal RMR port ");
161 sctpParams.rmrPort = (uint16_t)rmrPort;
162 snprintf(sctpParams.rmrAddress, sizeof(sctpParams.rmrAddress), "%d", (int) (sctpParams.rmrPort));
163 auto tmpStr = conf.getStringValue("volume");
164 if (tmpStr.length() == 0) {
165 mdclog_write(MDCLOG_ERR, "illegal volume.");
169 char tmpLogFilespec[VOLUME_URL_SIZE];
170 tmpLogFilespec[0] = 0;
171 sctpParams.volume[0] = 0;
172 snprintf(sctpParams.volume, VOLUME_URL_SIZE, "%s", tmpStr.c_str());
173 // copy the name to temp file as well
174 snprintf(tmpLogFilespec, VOLUME_URL_SIZE, "%s", tmpStr.c_str());
177 // define the file name in the tmp directory under the volume
178 strcat(tmpLogFilespec,"/tmp/E2Term_%Y-%m-%d_%H-%M-%S.%N.tmpStr");
180 sctpParams.myIP = conf.getStringValue("local-ip");
181 if (sctpParams.myIP.length() == 0) {
182 mdclog_write(MDCLOG_ERR, "illegal local-ip.");
186 int sctpPort = conf.getIntValue("sctp-port");
187 if (sctpPort == -1) {
188 mdclog_write(MDCLOG_ERR, "illegal SCTP port ");
191 sctpParams.sctpPort = (uint16_t)sctpPort;
193 sctpParams.fqdn = conf.getStringValue("external-fqdn");
194 if (sctpParams.fqdn.length() == 0) {
195 mdclog_write(MDCLOG_ERR, "illegal external-fqdn");
199 std::string pod = conf.getStringValue("pod_name");
201 if (pod.length() == 0) {
202 mdclog_write(MDCLOG_ERR, "illegal pod_name in config file");
205 auto *podName = getenv(pod.c_str());
206 if (podName == nullptr) {
207 mdclog_write(MDCLOG_ERR, "illegal pod_name or environment variable not exists : %s", pod.c_str());
211 sctpParams.podName.assign(podName);
212 if (sctpParams.podName.length() == 0) {
213 mdclog_write(MDCLOG_ERR, "illegal pod_name");
218 tmpStr = conf.getStringValue("trace");
219 transform(tmpStr.begin(), tmpStr.end(), tmpStr.begin(), ::tolower);
220 if ((tmpStr.compare("start")) == 0) {
221 mdclog_write(MDCLOG_INFO, "Trace set to: start");
222 sctpParams.trace = true;
223 } else if ((tmpStr.compare("stop")) == 0) {
224 mdclog_write(MDCLOG_INFO, "Trace set to: stop");
225 sctpParams.trace = false;
227 mdclog_write(MDCLOG_ERR, "Trace was set to wrong value %s, set to stop", tmpStr.c_str());
228 sctpParams.trace = false;
230 jsonTrace = sctpParams.trace;
232 sctpParams.epollTimeOut = -1;
234 tmpStr = conf.getStringValue("prometheusPort");
235 if (tmpStr.length() != 0) {
236 sctpParams.prometheusPort = tmpStr;
239 sctpParams.ka_message_length = snprintf(sctpParams.ka_message, KA_MESSAGE_SIZE, "{\"address\": \"%s:%d\","
241 "\"pod_name\": \"%s\"}",
242 (const char *)sctpParams.myIP.c_str(),
244 sctpParams.fqdn.c_str(),
245 sctpParams.podName.c_str());
247 if (mdclog_level_get() >= MDCLOG_INFO) {
248 mdclog_write(MDCLOG_DEBUG,"RMR Port: %s", to_string(sctpParams.rmrPort).c_str());
249 mdclog_write(MDCLOG_DEBUG,"LogLevel: %s", to_string(sctpParams.logLevel).c_str());
250 mdclog_write(MDCLOG_DEBUG,"volume: %s", sctpParams.volume);
251 mdclog_write(MDCLOG_DEBUG,"tmpLogFilespec: %s", tmpLogFilespec);
252 mdclog_write(MDCLOG_DEBUG,"my ip: %s", sctpParams.myIP.c_str());
253 mdclog_write(MDCLOG_DEBUG,"pod name: %s", sctpParams.podName.c_str());
255 mdclog_write(MDCLOG_INFO, "running parameters for instance : %s", sctpParams.ka_message);
258 // Files written to the current working directory
259 boostLogger = logging::add_file_log(
260 keywords::file_name = tmpLogFilespec, // to temp directory
261 keywords::rotation_size = 10 * 1024 * 1024,
262 keywords::time_based_rotation = sinks::file::rotation_at_time_interval(posix_time::hours(1)),
263 keywords::format = "%Message%"
264 //keywords::format = "[%TimeStamp%]: %Message%" // use each tmpStr with time stamp
267 // Setup a destination folder for collecting rotated (closed) files --since the same volume can use rename()
268 boostLogger->locked_backend()->set_file_collector(sinks::file::make_collector(
269 keywords::target = sctpParams.volume
272 // Upon restart, scan the directory for files matching the file_name pattern
273 boostLogger->locked_backend()->scan_for_files();
275 // Enable auto-flushing after each tmpStr record written
276 if (mdclog_level_get() >= MDCLOG_DEBUG) {
277 boostLogger->locked_backend()->auto_flush(true);
283 void startPrometheus(sctp_params_t &sctpParams) {
284 sctpParams.prometheusFamily = &BuildCounter()
286 .Help("E2T message counter")
287 .Labels({{"POD_NAME", sctpParams.podName}})
288 .Register(*sctpParams.prometheusRegistry);
290 string prometheusPath = sctpParams.prometheusPort + "," + "[::]:" + sctpParams.prometheusPort;
291 if (mdclog_level_get() >= MDCLOG_DEBUG) {
292 mdclog_write(MDCLOG_DEBUG, "Start Prometheus Pull mode on %s", prometheusPath.c_str());
294 sctpParams.prometheusExposer = new Exposer(prometheusPath, 1);
295 sctpParams.prometheusExposer->RegisterCollectable(sctpParams.prometheusRegistry);
299 int main(const int argc, char **argv) {
300 sctp_params_t sctpParams;
302 int e2_test_main(const int argc, char **argv, sctp_params_t &sctpParams) {
306 std::random_device device{};
307 std::mt19937 generator(device());
308 std::uniform_int_distribution<long> distribution(1, (long) 1e12);
309 transactionCounter = distribution(generator);
313 // uint32_t aux1 = 0;
314 // st = rdtscp(aux1);
316 unsigned num_cpus = std::thread::hardware_concurrency();
318 if (std::signal(SIGINT, catch_function) == SIG_ERR) {
319 mdclog_write(MDCLOG_ERR, "Error initializing SIGINT");
322 if (std::signal(SIGABRT, catch_function)== SIG_ERR) {
323 mdclog_write(MDCLOG_ERR, "Error initializing SIGABRT");
326 if (std::signal(SIGTERM, catch_function)== SIG_ERR) {
327 mdclog_write(MDCLOG_ERR, "Error initializing SIGTERM");
331 cpuClock = approx_CPU_MHz(100);
333 mdclog_write(MDCLOG_DEBUG, "CPU speed %11.11f", cpuClock);
335 auto result = parse(argc, argv, sctpParams);
337 if (buildConfiguration(sctpParams) != 0) {
341 //auto registry = std::make_shared<Registry>();
342 sctpParams.prometheusRegistry = std::make_shared<Registry>();
344 //sctpParams.prometheusFamily = new Family<Counter>("E2T", "E2T message counter", {{"E", sctpParams.podName}});
346 startPrometheus(sctpParams);
349 sctpParams.epoll_fd = epoll_create1(0);
350 if (sctpParams.epoll_fd == -1) {
351 mdclog_write(MDCLOG_ERR, "failed to open epoll descriptor");
355 getRmrContext(sctpParams);
357 if (sctpParams.rmrCtx == nullptr) {
358 close(sctpParams.epoll_fd);
362 if (buildInotify(sctpParams) == -1) {
363 close(sctpParams.rmrListenFd);
364 rmr_close(sctpParams.rmrCtx);
365 close(sctpParams.epoll_fd);
369 if (buildListeningPort(sctpParams) != 0) {
370 close(sctpParams.rmrListenFd);
371 rmr_close(sctpParams.rmrCtx);
372 close(sctpParams.epoll_fd);
376 sctpParams.sctpMap = new mapWrapper();
378 std::vector<std::thread> threads(num_cpus);
379 // std::vector<std::thread> threads;
382 for (unsigned int i = 0; i < num_cpus; i++) {
383 threads[i] = std::thread(listener, &sctpParams);
388 int rc = pthread_setaffinity_np(threads[i].native_handle(), sizeof(cpu_set_t), &cpuset);
390 mdclog_write(MDCLOG_ERR, "Error calling pthread_setaffinity_np: %d", rc);
395 //loop over term_init until first message from xApp
396 handleTermInit(sctpParams);
398 for (auto &t : threads) {
404 void handleTermInit(sctp_params_t &sctpParams) {
405 sendTermInit(sctpParams);
406 //send to e2 manager init of e2 term
411 auto xappMessages = num_of_XAPP_messages.load(std::memory_order_acquire);
412 if (xappMessages > 0) {
413 if (mdclog_level_get() >= MDCLOG_INFO) {
414 mdclog_write(MDCLOG_INFO, "Got a message from some application, stop sending E2_TERM_INIT");
420 if (count % 1000 == 0) {
421 mdclog_write(MDCLOG_ERR, "GOT No messages from any xApp");
422 sendTermInit(sctpParams);
427 void sendTermInit(sctp_params_t &sctpParams) {
428 rmr_mbuf_t *msg = rmr_alloc_msg(sctpParams.rmrCtx, sctpParams.ka_message_length);
431 msg->mtype = E2_TERM_INIT;
433 rmr_bytes2payload(msg, (unsigned char *)sctpParams.ka_message, sctpParams.ka_message_length);
434 static unsigned char tx[32];
435 auto txLen = snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
436 rmr_bytes2xact(msg, tx, txLen);
437 msg = rmr_send_msg(sctpParams.rmrCtx, msg);
438 if (msg == nullptr) {
439 msg = rmr_alloc_msg(sctpParams.rmrCtx, sctpParams.ka_message_length);
440 } else if (msg->state == 0) {
442 if (mdclog_level_get() >= MDCLOG_INFO) {
443 mdclog_write(MDCLOG_INFO, "E2_TERM_INIT successfully sent ");
447 if (count % 100 == 0) {
448 mdclog_write(MDCLOG_ERR, "Error sending E2_TERM_INIT cause : %s ", translateRmrErrorMessages(msg->state).c_str());
463 cxxopts::ParseResult parse(int argc, char *argv[], sctp_params_t &sctpParams) {
464 cxxopts::Options options(argv[0], "e2 term help");
465 options.positional_help("[optional args]").show_positional_help();
466 options.allow_unrecognised_options().add_options()
467 ("p,path", "config file path", cxxopts::value<std::string>(sctpParams.configFilePath)->default_value("config"))
468 ("f,file", "config file name", cxxopts::value<std::string>(sctpParams.configFileName)->default_value("config.conf"))
469 ("h,help", "Print help");
471 auto result = options.parse(argc, (const char **&)argv);
473 if (result.count("help")) {
474 std::cout << options.help({""}) << std::endl;
483 * @return -1 failed 0 success
485 int buildInotify(sctp_params_t &sctpParams) {
486 sctpParams.inotifyFD = inotify_init1(IN_NONBLOCK);
487 if (sctpParams.inotifyFD == -1) {
488 mdclog_write(MDCLOG_ERR, "Failed to init inotify (inotify_init1) %s", strerror(errno));
492 sctpParams.inotifyWD = inotify_add_watch(sctpParams.inotifyFD,
493 (const char *)sctpParams.configFilePath.c_str(),
494 (unsigned)IN_OPEN | (unsigned)IN_CLOSE_WRITE | (unsigned)IN_CLOSE_NOWRITE); //IN_CLOSE = (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE)
495 if (sctpParams.inotifyWD == -1) {
496 mdclog_write(MDCLOG_ERR, "Failed to add directory : %s to inotify (inotify_add_watch) %s",
497 sctpParams.configFilePath.c_str(),
499 close(sctpParams.inotifyFD);
503 struct epoll_event event{};
504 event.events = (EPOLLIN);
505 event.data.fd = sctpParams.inotifyFD;
506 // add listening RMR FD to epoll
507 if (epoll_ctl(sctpParams.epoll_fd, EPOLL_CTL_ADD, sctpParams.inotifyFD, &event)) {
508 mdclog_write(MDCLOG_ERR, "Failed to add inotify FD to epoll");
509 close(sctpParams.inotifyFD);
520 void listener(sctp_params_t *params) {
521 int num_of_SCTP_messages = 0;
522 auto totalTime = 0.0;
523 std::thread::id this_id = std::this_thread::get_id();
525 auto pod_name = std::getenv("POD_NAME");
526 auto container_name = std::getenv("CONTAINER_NAME");
527 auto service_name = std::getenv("SERVICE_NAME");
528 auto host_name = std::getenv("HOST_NAME");
529 auto system_name = std::getenv("SYSTEM_NAME");
530 auto pid = std::to_string(getpid()).c_str();
531 streambuf *oldCout = cout.rdbuf();
532 ostringstream memCout;
534 cout.rdbuf(memCout.rdbuf());
536 //return to the normal cout
540 memcpy(tid, memCout.str().c_str(), memCout.str().length() < 32 ? memCout.str().length() : 31);
541 tid[memCout.str().length()] = 0;
542 mdclog_mdc_add("SYSTEM_NAME", system_name);
543 mdclog_mdc_add("HOST_NAME", host_name);
544 mdclog_mdc_add("SERVICE_NAME", service_name);
545 mdclog_mdc_add("CONTAINER_NAME", container_name);
546 mdclog_mdc_add("POD_NAME", pod_name);
547 mdclog_mdc_add("PID", pid);
549 if (mdclog_level_get() >= MDCLOG_DEBUG) {
550 mdclog_write(MDCLOG_DEBUG, "started thread number %s", tid);
553 RmrMessagesBuffer_t rmrMessageBuffer{};
554 //create and init RMR
555 rmrMessageBuffer.rmrCtx = params->rmrCtx;
557 auto *events = (struct epoll_event *) calloc(MAXEVENTS, sizeof(struct epoll_event));
558 struct timespec end{0, 0};
559 struct timespec start{0, 0};
561 rmrMessageBuffer.rcvMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
562 rmrMessageBuffer.sendMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
564 memcpy(rmrMessageBuffer.ka_message, params->ka_message, params->ka_message_length);
565 rmrMessageBuffer.ka_message_len = params->ka_message_length;
566 rmrMessageBuffer.ka_message[rmrMessageBuffer.ka_message_len] = 0;
568 if (mdclog_level_get() >= MDCLOG_DEBUG) {
569 mdclog_write(MDCLOG_DEBUG, "keep alive message is : %s", rmrMessageBuffer.ka_message);
572 ReportingMessages_t message {};
574 // for (int i = 0; i < MAX_RMR_BUFF_ARRAY; i++) {
575 // rmrMessageBuffer.rcvBufferedMessages[i] = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
576 // rmrMessageBuffer.sendBufferedMessages[i] = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
580 if (mdclog_level_get() >= MDCLOG_DEBUG) {
581 mdclog_write(MDCLOG_DEBUG, "Start EPOLL Wait. Timeout = %d", params->epollTimeOut);
584 auto numOfEvents = epoll_wait(params->epoll_fd, events, MAXEVENTS, params->epollTimeOut);
586 auto numOfEvents = 1;
588 if (numOfEvents == 0) { // time out
589 if (mdclog_level_get() >= MDCLOG_DEBUG) {
590 mdclog_write(MDCLOG_DEBUG, "got epoll timeout");
593 } else if (numOfEvents < 0) {
594 if (errno == EINTR) {
595 if (mdclog_level_get() >= MDCLOG_DEBUG) {
596 mdclog_write(MDCLOG_DEBUG, "got EINTR : %s", strerror(errno));
600 mdclog_write(MDCLOG_ERR, "Epoll wait failed, errno = %s", strerror(errno));
603 for (auto i = 0; i < numOfEvents; i++) {
604 if (mdclog_level_get() >= MDCLOG_DEBUG) {
605 mdclog_write(MDCLOG_DEBUG, "handling epoll event %d out of %d", i + 1, numOfEvents);
607 clock_gettime(CLOCK_MONOTONIC, &message.message.time);
608 start.tv_sec = message.message.time.tv_sec;
609 start.tv_nsec = message.message.time.tv_nsec;
612 if ((events[i].events & EPOLLERR) || (events[i].events & EPOLLHUP)) {
613 handlepoll_error(events[i], message, rmrMessageBuffer, params);
614 } else if (events[i].events & EPOLLOUT) {
615 handleEinprogressMessages(events[i], message, rmrMessageBuffer, params);
616 } else if (params->listenFD == events[i].data.fd) {
617 if (mdclog_level_get() >= MDCLOG_INFO) {
618 mdclog_write(MDCLOG_INFO, "New connection request from sctp network\n");
620 // new connection is requested from RAN start build connection
622 struct sockaddr in_addr {};
624 char hostBuff[NI_MAXHOST];
625 char portBuff[NI_MAXSERV];
627 in_len = sizeof(in_addr);
628 auto *peerInfo = (ConnectedCU_t *)calloc(1, sizeof(ConnectedCU_t));
629 if(peerInfo == nullptr){
630 mdclog_write(MDCLOG_ERR, "calloc failed");
633 peerInfo->sctpParams = params;
634 peerInfo->fileDescriptor = accept(params->listenFD, &in_addr, &in_len);
635 if (peerInfo->fileDescriptor == -1) {
636 if ((errno == EAGAIN) || (errno == EWOULDBLOCK)) {
637 /* We have processed all incoming connections. */
640 mdclog_write(MDCLOG_ERR, "Accept error, errno = %s", strerror(errno));
644 if (setSocketNoBlocking(peerInfo->fileDescriptor) == -1) {
645 mdclog_write(MDCLOG_ERR, "setSocketNoBlocking failed to set new connection %s on port %s\n", hostBuff, portBuff);
646 close(peerInfo->fileDescriptor);
649 auto ans = getnameinfo(&in_addr, in_len,
650 peerInfo->hostName, NI_MAXHOST,
651 peerInfo->portNumber, NI_MAXSERV, (unsigned )((unsigned int)NI_NUMERICHOST | (unsigned int)NI_NUMERICSERV));
653 mdclog_write(MDCLOG_ERR, "Failed to get info on connection request. %s\n", strerror(errno));
654 close(peerInfo->fileDescriptor);
657 if (mdclog_level_get() >= MDCLOG_DEBUG) {
658 mdclog_write(MDCLOG_DEBUG, "Accepted connection on descriptor %d (host=%s, port=%s)\n", peerInfo->fileDescriptor, peerInfo->hostName, peerInfo->portNumber);
660 peerInfo->isConnected = false;
661 peerInfo->gotSetup = false;
662 if (addToEpoll(params->epoll_fd,
665 params->sctpMap, nullptr,
671 } else if (params->rmrListenFd == events[i].data.fd) {
672 // got message from XAPP
673 //num_of_XAPP_messages.fetch_add(1, std::memory_order_release);
674 num_of_messages.fetch_add(1, std::memory_order_release);
675 if (mdclog_level_get() >= MDCLOG_DEBUG) {
676 mdclog_write(MDCLOG_DEBUG, "new RMR message");
678 if (receiveXappMessages(params->sctpMap,
680 message.message.time) != 0) {
681 mdclog_write(MDCLOG_ERR, "Error handling Xapp message");
683 } else if (params->inotifyFD == events[i].data.fd) {
684 mdclog_write(MDCLOG_INFO, "Got event from inotify (configuration update)");
685 handleConfigChange(params);
687 /* We RMR_ERR_RETRY have data on the fd waiting to be read. Read and display it.
688 * We must read whatever data is available completely, as we are running
689 * in edge-triggered mode and won't get a notification again for the same data. */
690 num_of_messages.fetch_add(1, std::memory_order_release);
691 if (mdclog_level_get() >= MDCLOG_DEBUG) {
692 mdclog_write(MDCLOG_DEBUG, "new message from SCTP, epoll flags are : %0x", events[i].events);
694 receiveDataFromSctp(&events[i],
696 num_of_SCTP_messages,
698 message.message.time);
701 clock_gettime(CLOCK_MONOTONIC, &end);
702 if (mdclog_level_get() >= MDCLOG_INFO) {
703 totalTime += ((end.tv_sec + 1.0e-9 * end.tv_nsec) -
704 ((double) start.tv_sec + 1.0e-9 * start.tv_nsec));
706 if (mdclog_level_get() >= MDCLOG_DEBUG) {
707 mdclog_write(MDCLOG_DEBUG, "message handling is %ld seconds %ld nanoseconds",
708 end.tv_sec - start.tv_sec,
709 end.tv_nsec - start.tv_nsec);
722 void handleConfigChange(sctp_params_t *sctpParams) {
723 char buf[4096] __attribute__ ((aligned(__alignof__(struct inotify_event))));
724 const struct inotify_event *event;
727 path p = (sctpParams->configFilePath + "/" + sctpParams->configFileName).c_str();
728 auto endlessLoop = true;
729 while (endlessLoop) {
730 auto len = read(sctpParams->inotifyFD, buf, sizeof buf);
732 if (errno != EAGAIN) {
733 mdclog_write(MDCLOG_ERR, "read %s ", strerror(errno));
743 for (ptr = buf; ptr < buf + len; ptr += sizeof(struct inotify_event) + event->len) {
744 event = (const struct inotify_event *)ptr;
745 if (event->mask & (uint32_t)IN_ISDIR) {
749 // the directory name
750 if (sctpParams->inotifyWD == event->wd) {
754 auto retVal = strcmp(sctpParams->configFileName.c_str(), event->name);
759 // only the file we want
760 if (event->mask & (uint32_t)IN_CLOSE_WRITE) {
761 if (mdclog_level_get() >= MDCLOG_INFO) {
762 mdclog_write(MDCLOG_INFO, "Configuration file changed");
765 const int size = 2048;
766 auto fileSize = file_size(p);
767 if (fileSize > size) {
768 mdclog_write(MDCLOG_ERR, "File %s larger than %d", p.string().c_str(), size);
772 mdclog_write(MDCLOG_ERR, "Configuration File %s not exists", p.string().c_str());
777 if (conf.openConfigFile(p.string()) == -1) {
778 mdclog_write(MDCLOG_ERR, "Filed to open config file %s, %s",
779 p.string().c_str(), strerror(errno));
782 auto tmpStr = conf.getStringValue("loglevel");
783 if (tmpStr.length() == 0) {
784 mdclog_write(MDCLOG_ERR, "illegal loglevel. Set loglevel to MDCLOG_INFO");
787 transform(tmpStr.begin(), tmpStr.end(), tmpStr.begin(), ::tolower);
789 if ((tmpStr.compare("debug")) == 0) {
790 mdclog_write(MDCLOG_INFO, "Log level set to MDCLOG_DEBUG");
791 sctpParams->logLevel = MDCLOG_DEBUG;
792 } else if ((tmpStr.compare("info")) == 0) {
793 mdclog_write(MDCLOG_INFO, "Log level set to MDCLOG_INFO");
794 sctpParams->logLevel = MDCLOG_INFO;
795 } else if ((tmpStr.compare("warning")) == 0) {
796 mdclog_write(MDCLOG_INFO, "Log level set to MDCLOG_WARN");
797 sctpParams->logLevel = MDCLOG_WARN;
798 } else if ((tmpStr.compare("error")) == 0) {
799 mdclog_write(MDCLOG_INFO, "Log level set to MDCLOG_ERR");
800 sctpParams->logLevel = MDCLOG_ERR;
802 mdclog_write(MDCLOG_ERR, "illegal loglevel = %s. Set loglevel to MDCLOG_INFO", tmpStr.c_str());
803 sctpParams->logLevel = MDCLOG_INFO;
805 mdclog_level_set(sctpParams->logLevel);
806 tmpStr = conf.getStringValue("trace");
807 if (tmpStr.length() == 0) {
808 mdclog_write(MDCLOG_ERR, "illegal trace. Set trace to stop");
812 transform(tmpStr.begin(), tmpStr.end(), tmpStr.begin(), ::tolower);
813 if ((tmpStr.compare("start")) == 0) {
814 mdclog_write(MDCLOG_INFO, "Trace set to: start");
815 sctpParams->trace = true;
816 } else if ((tmpStr.compare("stop")) == 0) {
817 mdclog_write(MDCLOG_INFO, "Trace set to: stop");
818 sctpParams->trace = false;
820 mdclog_write(MDCLOG_ERR, "Trace was set to wrong value %s, set to stop", tmpStr.c_str());
821 sctpParams->trace = false;
823 jsonTrace = sctpParams->trace;
836 * @param rmrMessageBuffer
839 void handleEinprogressMessages(struct epoll_event &event,
840 ReportingMessages_t &message,
841 RmrMessagesBuffer_t &rmrMessageBuffer,
842 sctp_params_t *params) {
843 auto *peerInfo = (ConnectedCU_t *)event.data.ptr;
844 memcpy(message.message.enodbName, peerInfo->enodbName, sizeof(peerInfo->enodbName));
846 mdclog_write(MDCLOG_INFO, "file descriptor %d got EPOLLOUT", peerInfo->fileDescriptor);
848 socklen_t retValLen = 0;
849 auto rc = getsockopt(peerInfo->fileDescriptor, SOL_SOCKET, SO_ERROR, &retVal, &retValLen);
850 if (rc != 0 || retVal != 0) {
853 rmrMessageBuffer.sendMessage->len = snprintf((char *)rmrMessageBuffer.sendMessage->payload, 256,
854 "%s|Failed SCTP Connection, after EINPROGRESS the getsockopt%s",
855 peerInfo->enodbName, strerror(errno));
856 } else if (retVal != 0) {
857 rmrMessageBuffer.sendMessage->len = snprintf((char *)rmrMessageBuffer.sendMessage->payload, 256,
858 "%s|Failed SCTP Connection after EINPROGRESS, SO_ERROR",
859 peerInfo->enodbName);
862 message.message.asndata = rmrMessageBuffer.sendMessage->payload;
863 message.message.asnLength = rmrMessageBuffer.sendMessage->len;
864 mdclog_write(MDCLOG_ERR, "%s", rmrMessageBuffer.sendMessage->payload);
865 message.message.direction = 'N';
866 if (sendRequestToXapp(message, RIC_SCTP_CONNECTION_FAILURE, rmrMessageBuffer) != 0) {
867 mdclog_write(MDCLOG_ERR, "SCTP_CONNECTION_FAIL message failed to send to xAPP");
870 memset(peerInfo->asnData, 0, peerInfo->asnLength);
871 peerInfo->asnLength = 0;
876 peerInfo->isConnected = true;
878 if (modifyToEpoll(params->epoll_fd, peerInfo, (EPOLLIN | EPOLLET), params->sctpMap, peerInfo->enodbName,
879 peerInfo->mtype) != 0) {
880 mdclog_write(MDCLOG_ERR, "epoll_ctl EPOLL_CTL_MOD");
884 message.message.asndata = (unsigned char *)peerInfo->asnData;
885 message.message.asnLength = peerInfo->asnLength;
886 message.message.messageType = peerInfo->mtype;
887 memcpy(message.message.enodbName, peerInfo->enodbName, sizeof(peerInfo->enodbName));
888 num_of_messages.fetch_add(1, std::memory_order_release);
889 if (mdclog_level_get() >= MDCLOG_DEBUG) {
890 mdclog_write(MDCLOG_DEBUG, "send the delayed SETUP/ENDC SETUP to sctp for %s",
891 message.message.enodbName);
893 if (sendSctpMsg(peerInfo, message, params->sctpMap) != 0) {
894 if (mdclog_level_get() >= MDCLOG_DEBUG) {
895 mdclog_write(MDCLOG_DEBUG, "Error write to SCTP %s %d", __func__, __LINE__);
900 memset(peerInfo->asnData, 0, peerInfo->asnLength);
901 peerInfo->asnLength = 0;
906 void handlepoll_error(struct epoll_event &event,
907 ReportingMessages_t &message,
908 RmrMessagesBuffer_t &rmrMessageBuffer,
909 sctp_params_t *params) {
910 if (event.data.fd != params->rmrListenFd) {
911 auto *peerInfo = (ConnectedCU_t *)event.data.ptr;
912 mdclog_write(MDCLOG_ERR, "epoll error, events %0x on fd %d, RAN NAME : %s",
913 event.events, peerInfo->fileDescriptor, peerInfo->enodbName);
916 rmrMessageBuffer.sendMessage->len = snprintf((char *)rmrMessageBuffer.sendMessage->payload, 256,
917 "%s|Failed SCTP Connection",
918 peerInfo->enodbName);
919 message.message.asndata = rmrMessageBuffer.sendMessage->payload;
920 message.message.asnLength = rmrMessageBuffer.sendMessage->len;
922 memcpy(message.message.enodbName, peerInfo->enodbName, sizeof(peerInfo->enodbName));
923 message.message.direction = 'N';
924 if (sendRequestToXapp(message, RIC_SCTP_CONNECTION_FAILURE, rmrMessageBuffer) != 0) {
925 mdclog_write(MDCLOG_ERR, "SCTP_CONNECTION_FAIL message failed to send to xAPP");
928 close(peerInfo->fileDescriptor);
929 params->sctpMap->erase(peerInfo->enodbName);
930 cleanHashEntry((ConnectedCU_t *) event.data.ptr, params->sctpMap);
932 mdclog_write(MDCLOG_ERR, "epoll error, events %0x on RMR FD", event.events);
940 int setSocketNoBlocking(int socket) {
941 auto flags = fcntl(socket, F_GETFL, 0);
944 mdclog_write(MDCLOG_ERR, "%s, %s", __FUNCTION__, strerror(errno));
948 flags = (unsigned) flags | (unsigned) O_NONBLOCK;
949 if (fcntl(socket, F_SETFL, flags) == -1) {
950 mdclog_write(MDCLOG_ERR, "%s, %s", __FUNCTION__, strerror(errno));
962 void cleanHashEntry(ConnectedCU_t *val, Sctp_Map_t *m) {
964 auto port = (uint16_t) strtol(val->portNumber, &dummy, 10);
965 char searchBuff[2048]{};
967 snprintf(searchBuff, sizeof searchBuff, "host:%s:%d", val->hostName, port);
968 m->erase(searchBuff);
970 m->erase(val->enodbName);
978 * @param fd file descriptor
979 * @param data the asn data to send
980 * @param len length of the data
981 * @param enodbName the enodbName as in the map for printing purpose
982 * @param m map host information
983 * @param mtype message number
984 * @return 0 success, a negative number on fail
986 int sendSctpMsg(ConnectedCU_t *peerInfo, ReportingMessages_t &message, Sctp_Map_t *m) {
987 auto loglevel = mdclog_level_get();
988 int fd = peerInfo->fileDescriptor;
989 if (loglevel >= MDCLOG_DEBUG) {
990 mdclog_write(MDCLOG_DEBUG, "Send SCTP message for CU %s, %s",
991 message.message.enodbName, __FUNCTION__);
995 if (send(fd,message.message.asndata, message.message.asnLength,MSG_NOSIGNAL) < 0) {
996 if (errno == EINTR) {
999 mdclog_write(MDCLOG_ERR, "error writing to CU a message, %s ", strerror(errno));
1000 if (!peerInfo->isConnected) {
1001 mdclog_write(MDCLOG_ERR, "connection to CU %s is still in progress.", message.message.enodbName);
1006 cleanHashEntry(peerInfo, m);
1008 char key[MAX_ENODB_NAME_SIZE * 2];
1009 snprintf(key, MAX_ENODB_NAME_SIZE * 2, "msg:%s|%d", message.message.enodbName,
1010 message.message.messageType);
1011 if (loglevel >= MDCLOG_DEBUG) {
1012 mdclog_write(MDCLOG_DEBUG, "remove key = %s from %s at line %d", key, __FUNCTION__, __LINE__);
1014 auto tmp = m->find(key);
1023 message.message.direction = 'D';
1024 // send report.buffer of size
1025 buildJsonMessage(message);
1027 if (loglevel >= MDCLOG_DEBUG) {
1028 mdclog_write(MDCLOG_DEBUG,
1029 "SCTP message for CU %s sent from %s",
1030 message.message.enodbName,
1040 * @param rmrMessageBuffer
1042 void getRequestMetaData(ReportingMessages_t &message, RmrMessagesBuffer_t &rmrMessageBuffer) {
1043 message.message.asndata = rmrMessageBuffer.rcvMessage->payload;
1044 message.message.asnLength = rmrMessageBuffer.rcvMessage->len;
1046 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1047 mdclog_write(MDCLOG_DEBUG, "Message from Xapp RAN name = %s message length = %ld",
1048 message.message.enodbName, (unsigned long) message.message.asnLength);
1058 * @param numOfMessages
1059 * @param rmrMessageBuffer
1063 int receiveDataFromSctp(struct epoll_event *events,
1064 Sctp_Map_t *sctpMap,
1066 RmrMessagesBuffer_t &rmrMessageBuffer,
1067 struct timespec &ts) {
1068 /* We have data on the fd waiting to be read. Read and display it.
1069 * We must read whatever data is available completely, as we are running
1070 * in edge-triggered mode and won't get a notification again for the same data. */
1071 ReportingMessages_t message {};
1073 auto loglevel = mdclog_level_get();
1075 // get the identity of the interface
1076 message.peerInfo = (ConnectedCU_t *)events->data.ptr;
1078 struct timespec start{0, 0};
1079 struct timespec decodeStart{0, 0};
1080 struct timespec end{0, 0};
1082 E2AP_PDU_t *pdu = nullptr;
1085 if (loglevel >= MDCLOG_DEBUG) {
1086 mdclog_write(MDCLOG_DEBUG, "Start Read from SCTP %d fd", message.peerInfo->fileDescriptor);
1087 clock_gettime(CLOCK_MONOTONIC, &start);
1089 // read the buffer directly to rmr payload
1090 message.message.asndata = rmrMessageBuffer.sendMessage->payload;
1091 message.message.asnLength = rmrMessageBuffer.sendMessage->len =
1092 read(message.peerInfo->fileDescriptor, rmrMessageBuffer.sendMessage->payload, RECEIVE_SCTP_BUFFER_SIZE);
1094 if (loglevel >= MDCLOG_DEBUG) {
1095 mdclog_write(MDCLOG_DEBUG, "Finish Read from SCTP %d fd message length = %ld",
1096 message.peerInfo->fileDescriptor, message.message.asnLength);
1099 memcpy(message.message.enodbName, message.peerInfo->enodbName, sizeof(message.peerInfo->enodbName));
1100 message.message.direction = 'U';
1101 message.message.time.tv_nsec = ts.tv_nsec;
1102 message.message.time.tv_sec = ts.tv_sec;
1104 if (message.message.asnLength < 0) {
1105 if (errno == EINTR) {
1108 /* If errno == EAGAIN, that means we have read all
1109 data. So goReportingMessages_t back to the main loop. */
1110 if (errno != EAGAIN) {
1111 mdclog_write(MDCLOG_ERR, "Read error, %s ", strerror(errno));
1113 } else if (loglevel >= MDCLOG_DEBUG) {
1114 mdclog_write(MDCLOG_DEBUG, "EAGAIN - descriptor = %d", message.peerInfo->fileDescriptor);
1117 } else if (message.message.asnLength == 0) {
1118 /* End of file. The remote has closed the connection. */
1119 if (loglevel >= MDCLOG_INFO) {
1120 mdclog_write(MDCLOG_INFO, "END of File Closed connection - descriptor = %d",
1121 message.peerInfo->fileDescriptor);
1127 if (loglevel >= MDCLOG_DEBUG) {
1128 char printBuffer[RECEIVE_SCTP_BUFFER_SIZE]{};
1129 char *tmp = printBuffer;
1130 for (size_t i = 0; i < (size_t)message.message.asnLength; ++i) {
1131 snprintf(tmp, 3, "%02x", message.message.asndata[i]);
1134 printBuffer[message.message.asnLength] = 0;
1135 clock_gettime(CLOCK_MONOTONIC, &end);
1136 mdclog_write(MDCLOG_DEBUG, "Before Encoding E2AP PDU for : %s, Read time is : %ld seconds, %ld nanoseconds",
1137 message.peerInfo->enodbName, end.tv_sec - start.tv_sec, end.tv_nsec - start.tv_nsec);
1138 mdclog_write(MDCLOG_DEBUG, "PDU buffer length = %ld, data = : %s", message.message.asnLength,
1140 clock_gettime(CLOCK_MONOTONIC, &decodeStart);
1143 auto rval = asn_decode(nullptr, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, (void **) &pdu,
1144 message.message.asndata, message.message.asnLength);
1145 if (rval.code != RC_OK) {
1146 mdclog_write(MDCLOG_ERR, "Error %d Decoding (unpack) E2AP PDU from RAN : %s", rval.code,
1147 message.peerInfo->enodbName);
1151 if (loglevel >= MDCLOG_DEBUG) {
1152 clock_gettime(CLOCK_MONOTONIC, &end);
1153 mdclog_write(MDCLOG_DEBUG, "After Encoding E2AP PDU for : %s, Read time is : %ld seconds, %ld nanoseconds",
1154 message.peerInfo->enodbName, end.tv_sec - decodeStart.tv_sec, end.tv_nsec - decodeStart.tv_nsec);
1157 FILE *stream = open_memstream(&printBuffer, &size);
1158 asn_fprint(stream, &asn_DEF_E2AP_PDU, pdu);
1159 mdclog_write(MDCLOG_DEBUG, "Encoding E2AP PDU past : %s", printBuffer);
1160 clock_gettime(CLOCK_MONOTONIC, &decodeStart);
1166 switch (pdu->present) {
1167 case E2AP_PDU_PR_initiatingMessage: {//initiating message
1168 asnInitiatingRequest(pdu, sctpMap,message, rmrMessageBuffer);
1171 case E2AP_PDU_PR_successfulOutcome: { //successful outcome
1172 asnSuccessfulMsg(pdu, sctpMap, message, rmrMessageBuffer);
1175 case E2AP_PDU_PR_unsuccessfulOutcome: { //Unsuccessful Outcome
1176 asnUnSuccsesfulMsg(pdu, sctpMap, message, rmrMessageBuffer);
1180 mdclog_write(MDCLOG_ERR, "Unknown index %d in E2AP PDU", pdu->present);
1183 if (loglevel >= MDCLOG_DEBUG) {
1184 clock_gettime(CLOCK_MONOTONIC, &end);
1185 mdclog_write(MDCLOG_DEBUG,
1186 "After processing message and sent to rmr for : %s, Read time is : %ld seconds, %ld nanoseconds",
1187 message.peerInfo->enodbName, end.tv_sec - decodeStart.tv_sec, end.tv_nsec - decodeStart.tv_nsec);
1190 if (pdu != nullptr) {
1191 ASN_STRUCT_RESET(asn_DEF_E2AP_PDU, pdu);
1192 //ASN_STRUCT_FREE(asn_DEF_E2AP_PDU, pdu);
1198 if (loglevel >= MDCLOG_INFO) {
1199 mdclog_write(MDCLOG_INFO, "Closed connection - descriptor = %d", message.peerInfo->fileDescriptor);
1201 message.message.asnLength = rmrMessageBuffer.sendMessage->len =
1202 snprintf((char *)rmrMessageBuffer.sendMessage->payload,
1204 "%s|CU disconnected unexpectedly",
1205 message.peerInfo->enodbName);
1206 message.message.asndata = rmrMessageBuffer.sendMessage->payload;
1208 if (sendRequestToXapp(message,
1209 RIC_SCTP_CONNECTION_FAILURE,
1210 rmrMessageBuffer) != 0) {
1211 mdclog_write(MDCLOG_ERR, "SCTP_CONNECTION_FAIL message failed to send to xAPP");
1214 /* Closing descriptor make epoll remove it from the set of descriptors which are monitored. */
1215 close(message.peerInfo->fileDescriptor);
1216 cleanHashEntry((ConnectedCU_t *) events->data.ptr, sctpMap);
1218 if (loglevel >= MDCLOG_DEBUG) {
1219 clock_gettime(CLOCK_MONOTONIC, &end);
1220 mdclog_write(MDCLOG_DEBUG, "from receive SCTP to send RMR time is %ld seconds and %ld nanoseconds",
1221 end.tv_sec - start.tv_sec, end.tv_nsec - start.tv_nsec);
1227 static void buildAndSendSetupRequest(ReportingMessages_t &message,
1228 RmrMessagesBuffer_t &rmrMessageBuffer,
1230 string const &messageName,
1231 string const &ieName,
1232 vector<string> &functionsToAdd_v,
1233 vector<string> &functionsToModified_v*/) {
1234 auto logLevel = mdclog_level_get();
1235 // now we can send the data to e2Mgr
1238 auto buffer_size = RECEIVE_SCTP_BUFFER_SIZE * 2;
1239 unsigned char *buffer = nullptr;
1240 buffer = (unsigned char *) calloc(buffer_size, sizeof(unsigned char));
1243 mdclog_write(MDCLOG_ERR, "Allocating buffer for %s failed, %s", asn_DEF_E2AP_PDU.name, strerror(errno));
1247 er = asn_encode_to_buffer(nullptr, ATS_BASIC_XER, &asn_DEF_E2AP_PDU, pdu, buffer, buffer_size);
1248 if (er.encoded == -1) {
1249 mdclog_write(MDCLOG_ERR, "encoding of %s failed, %s", asn_DEF_E2AP_PDU.name, strerror(errno));
1251 } else if (er.encoded > (ssize_t) buffer_size) {
1252 buffer_size = er.encoded + 128;
1253 mdclog_write(MDCLOG_WARN, "Buffer of size %d is to small for %s. Reallocate buffer of size %d",
1255 asn_DEF_E2AP_PDU.name, buffer_size);
1256 buffer_size = er.encoded + 128;
1258 unsigned char *newBuffer = nullptr;
1259 newBuffer = (unsigned char *) realloc(buffer, buffer_size);
1263 mdclog_write(MDCLOG_ERR, "Reallocating buffer for %s failed, %s", asn_DEF_E2AP_PDU.name, strerror(errno));
1270 buffer[er.encoded] = '\0';
1275 string res((char *)buffer);
1276 res.erase(std::remove(res.begin(), res.end(), '\n'), res.end());
1277 res.erase(std::remove(res.begin(), res.end(), '\t'), res.end());
1278 res.erase(std::remove(res.begin(), res.end(), ' '), res.end());
1281 // if (!functionsToAdd_v.empty() || !functionsToModified_v.empty()) {
1282 // res = buildXmlData(messageName, ieName, functionsToAdd_v, functionsToModified_v, buffer, (size_t) er.encoded);
1285 // if (res.length() == 0) {
1286 // rmrMsg = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, buffer_size + 256);
1287 // rmrMsg->len = snprintf((char *) rmrMsg->payload, RECEIVE_SCTP_BUFFER_SIZE * 2, "%s:%d|%s",
1288 // message.peerInfo->sctpParams->myIP.c_str(),
1289 // message.peerInfo->sctpParams->rmrPort,
1292 rmrMsg = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, (int)res.length() + 256);
1293 rmrMsg->len = snprintf((char *) rmrMsg->payload, res.length() + 256, "%s:%d|%s",
1294 message.peerInfo->sctpParams->myIP.c_str(),
1295 message.peerInfo->sctpParams->rmrPort,
1299 if (logLevel >= MDCLOG_DEBUG) {
1300 mdclog_write(MDCLOG_DEBUG, "Setup request of size %d :\n %s\n", rmrMsg->len, rmrMsg->payload);
1303 rmrMsg->mtype = message.message.messageType;
1305 rmr_bytes2meid(rmrMsg, (unsigned char *) message.message.enodbName, strlen(message.message.enodbName));
1307 static unsigned char tx[32];
1308 snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
1309 rmr_bytes2xact(rmrMsg, tx, strlen((const char *) tx));
1311 rmrMsg = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMsg);
1312 if (rmrMsg == nullptr) {
1313 mdclog_write(MDCLOG_ERR, "RMR failed to send returned nullptr");
1314 } else if (rmrMsg->state != 0) {
1315 char meid[RMR_MAX_MEID]{};
1316 if (rmrMsg->state == RMR_ERR_RETRY) {
1319 mdclog_write(MDCLOG_INFO, "RETRY sending Message %d to Xapp from %s",
1320 rmrMsg->mtype, rmr_get_meid(rmrMsg, (unsigned char *) meid));
1321 rmrMsg = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMsg);
1322 if (rmrMsg == nullptr) {
1323 mdclog_write(MDCLOG_ERR, "RMR failed send returned nullptr");
1324 } else if (rmrMsg->state != 0) {
1325 mdclog_write(MDCLOG_ERR,
1326 "RMR Retry failed %s sending request %d to Xapp from %s",
1327 translateRmrErrorMessages(rmrMsg->state).c_str(),
1329 rmr_get_meid(rmrMsg, (unsigned char *) meid));
1332 mdclog_write(MDCLOG_ERR, "RMR failed: %s. sending request %d to Xapp from %s",
1333 translateRmrErrorMessages(rmrMsg->state).c_str(),
1335 rmr_get_meid(rmrMsg, (unsigned char *) meid));
1338 message.peerInfo->gotSetup = true;
1339 buildJsonMessage(message);
1341 if (rmrMsg != nullptr) {
1342 rmr_free_msg(rmrMsg);
1350 int RAN_Function_list_To_Vector(RANfunctions_List_t& list, vector <string> &runFunXML_v) {
1352 runFunXML_v.clear();
1353 for (auto j = 0; j < list.list.count; j++) {
1354 auto *raNfunctionItemIEs = (RANfunction_ItemIEs_t *)list.list.array[j];
1355 if (raNfunctionItemIEs->id == ProtocolIE_ID_id_RANfunction_Item &&
1356 (raNfunctionItemIEs->value.present == RANfunction_ItemIEs__value_PR_RANfunction_Item)) {
1358 E2SM_gNB_NRT_RANfunction_Definition_t *ranFunDef = nullptr;
1359 auto rval = asn_decode(nullptr, ATS_ALIGNED_BASIC_PER,
1360 &asn_DEF_E2SM_gNB_NRT_RANfunction_Definition,
1361 (void **)&ranFunDef,
1362 raNfunctionItemIEs->value.choice.RANfunction_Item.ranFunctionDefinition.buf,
1363 raNfunctionItemIEs->value.choice.RANfunction_Item.ranFunctionDefinition.size);
1364 if (rval.code != RC_OK) {
1365 mdclog_write(MDCLOG_ERR, "Error %d Decoding (unpack) E2SM message from : %s",
1367 asn_DEF_E2SM_gNB_NRT_RANfunction_Definition.name);
1371 auto xml_buffer_size = RECEIVE_SCTP_BUFFER_SIZE * 2;
1372 unsigned char xml_buffer[RECEIVE_SCTP_BUFFER_SIZE * 2];
1373 memset(xml_buffer, 0, RECEIVE_SCTP_BUFFER_SIZE * 2);
1375 auto er = asn_encode_to_buffer(nullptr,
1377 &asn_DEF_E2SM_gNB_NRT_RANfunction_Definition,
1381 if (er.encoded == -1) {
1382 mdclog_write(MDCLOG_ERR, "encoding of %s failed, %s",
1383 asn_DEF_E2SM_gNB_NRT_RANfunction_Definition.name,
1385 } else if (er.encoded > (ssize_t)xml_buffer_size) {
1386 mdclog_write(MDCLOG_ERR, "Buffer of size %d is to small for %s, at %s line %d",
1387 (int) xml_buffer_size,
1388 asn_DEF_E2SM_gNB_NRT_RANfunction_Definition.name, __func__, __LINE__);
1390 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1391 mdclog_write(MDCLOG_DEBUG, "Encoding E2SM %s PDU number %d : %s",
1392 asn_DEF_E2SM_gNB_NRT_RANfunction_Definition.name,
1397 string runFuncs = (char *)(xml_buffer);
1398 runFunXML_v.emplace_back(runFuncs);
1405 int collectServiceUpdate_RequestData(E2AP_PDU_t *pdu,
1406 Sctp_Map_t *sctpMap,
1407 ReportingMessages_t &message,
1408 vector <string> &RANfunctionsAdded_v,
1409 vector <string> &RANfunctionsModified_v) {
1410 memset(message.peerInfo->enodbName, 0 , MAX_ENODB_NAME_SIZE);
1411 for (auto i = 0; i < pdu->choice.initiatingMessage->value.choice.RICserviceUpdate.protocolIEs.list.count; i++) {
1412 auto *ie = pdu->choice.initiatingMessage->value.choice.RICserviceUpdate.protocolIEs.list.array[i];
1413 if (ie->id == ProtocolIE_ID_id_RANfunctionsAdded) {
1414 if (ie->value.present == RICserviceUpdate_IEs__value_PR_RANfunctionsID_List) {
1415 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1416 mdclog_write(MDCLOG_DEBUG, "Run function list have %d entries",
1417 ie->value.choice.RANfunctions_List.list.count);
1419 if (RAN_Function_list_To_Vector(ie->value.choice.RANfunctions_List, RANfunctionsAdded_v) != 0 ) {
1423 } else if (ie->id == ProtocolIE_ID_id_RANfunctionsModified) {
1424 if (ie->value.present == RICserviceUpdate_IEs__value_PR_RANfunctions_List) {
1425 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1426 mdclog_write(MDCLOG_DEBUG, "Run function list have %d entries",
1427 ie->value.choice.RANfunctions_List.list.count);
1429 if (RAN_Function_list_To_Vector(ie->value.choice.RANfunctions_List, RANfunctionsModified_v) != 0 ) {
1435 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1436 mdclog_write(MDCLOG_DEBUG, "Run function vector have %ld entries",
1437 RANfunctionsAdded_v.size());
1445 void buildPrometheusList(ConnectedCU_t *peerInfo, Family<Counter> *prometheusFamily) {
1446 peerInfo->counters[IN_INITI][MSG_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"SetupRequest", "Messages"}});
1447 peerInfo->counters[IN_INITI][BYTES_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"SetupRequest", "Bytes"}});
1449 peerInfo->counters[IN_INITI][MSG_COUNTER][(ProcedureCode_id_ErrorIndication)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ErrorIndication", "Messages"}});
1450 peerInfo->counters[IN_INITI][BYTES_COUNTER][(ProcedureCode_id_ErrorIndication)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ErrorIndication", "Bytes"}});
1452 peerInfo->counters[IN_INITI][MSG_COUNTER][(ProcedureCode_id_RICindication)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICindication", "Messages"}});
1453 peerInfo->counters[IN_INITI][BYTES_COUNTER][(ProcedureCode_id_RICindication)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICindication", "Bytes"}});
1455 peerInfo->counters[IN_INITI][MSG_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ResetRequest", "Messages"}});
1456 peerInfo->counters[IN_INITI][BYTES_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ResetRequest", "Bytes"}});
1458 peerInfo->counters[IN_INITI][MSG_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICserviceUpdate", "Messages"}});
1459 peerInfo->counters[IN_INITI][BYTES_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICserviceUpdate", "Bytes"}});
1460 // ---------------------------------------------
1461 peerInfo->counters[IN_SUCC][MSG_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ResetACK", "Messages"}});
1462 peerInfo->counters[IN_SUCC][BYTES_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"ResetACK", "Bytes"}});
1464 peerInfo->counters[IN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICcontrolACK", "Messages"}});
1465 peerInfo->counters[IN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICcontrolACK", "Bytes"}});
1467 peerInfo->counters[IN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionACK", "Messages"}});
1468 peerInfo->counters[IN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionACK", "Bytes"}});
1470 peerInfo->counters[IN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionDeleteACK", "Messages"}});
1471 peerInfo->counters[IN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionDeleteACK", "Bytes"}});
1472 //-------------------------------------------------------------
1474 peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICcontrolFailure", "Messages"}});
1475 peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICcontrolFailure", "Bytes"}});
1477 peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionFailure", "Messages"}});
1478 peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionFailure", "Bytes"}});
1480 peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionDeleteFailure", "Messages"}});
1481 peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "IN"}, {"RICsubscriptionDeleteFailure", "Bytes"}});
1483 //====================================================================================
1484 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_ErrorIndication)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ErrorIndication", "Messages"}});
1485 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_ErrorIndication)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ErrorIndication", "Bytes"}});
1487 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ResetRequest", "Messages"}});
1488 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ResetRequest", "Bytes"}});
1490 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICcontrol", "Messages"}});
1491 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_RICcontrol)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICcontrol", "Bytes"}});
1493 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_RICserviceQuery)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceQuery", "Messages"}});
1494 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_RICserviceQuery)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceQuery", "Bytes"}});
1496 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICsubscription", "Messages"}});
1497 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_RICsubscription)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICsubscription", "Bytes"}});
1499 peerInfo->counters[OUT_INITI][MSG_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICsubscriptionDelete", "Messages"}});
1500 peerInfo->counters[OUT_INITI][BYTES_COUNTER][(ProcedureCode_id_RICsubscriptionDelete)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICsubscriptionDelete", "Bytes"}});
1501 //---------------------------------------------------------------------------------------------------------
1502 peerInfo->counters[OUT_SUCC][MSG_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"SetupResponse", "Messages"}});
1503 peerInfo->counters[OUT_SUCC][BYTES_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"SetupResponse", "Bytes"}});
1505 peerInfo->counters[OUT_SUCC][MSG_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ResetACK", "Messages"}});
1506 peerInfo->counters[OUT_SUCC][BYTES_COUNTER][(ProcedureCode_id_Reset)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"ResetACK", "Bytes"}});
1508 peerInfo->counters[OUT_SUCC][MSG_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceUpdateResponse", "Messages"}});
1509 peerInfo->counters[OUT_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceUpdateResponse", "Bytes"}});
1510 //----------------------------------------------------------------------------------------------------------------
1511 peerInfo->counters[OUT_UN_SUCC][MSG_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"SetupRequestFailure", "Messages"}});
1512 peerInfo->counters[OUT_UN_SUCC][BYTES_COUNTER][(ProcedureCode_id_E2setup)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"SetupRequestFailure", "Bytes"}});
1514 peerInfo->counters[OUT_UN_SUCC][MSG_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceUpdateFailure", "Messages"}});
1515 peerInfo->counters[OUT_UN_SUCC][BYTES_COUNTER][(ProcedureCode_id_RICserviceUpdate)] = &prometheusFamily->Add({{peerInfo->enodbName, "OUT"}, {"RICserviceUpdateFailure", "Bytes"}});
1522 * @param RANfunctionsAdded_v
1525 int collectSetupRequestData(E2AP_PDU_t *pdu,
1526 Sctp_Map_t *sctpMap,
1527 ReportingMessages_t &message /*, vector <string> &RANfunctionsAdded_v*/) {
1528 memset(message.peerInfo->enodbName, 0 , MAX_ENODB_NAME_SIZE);
1529 for (auto i = 0; i < pdu->choice.initiatingMessage->value.choice.E2setupRequest.protocolIEs.list.count; i++) {
1530 auto *ie = pdu->choice.initiatingMessage->value.choice.E2setupRequest.protocolIEs.list.array[i];
1531 if (ie->id == ProtocolIE_ID_id_GlobalE2node_ID) {
1532 // get the ran name for meid
1533 if (ie->value.present == E2setupRequestIEs__value_PR_GlobalE2node_ID) {
1534 if (buildRanName(message.peerInfo->enodbName, ie) < 0) {
1535 mdclog_write(MDCLOG_ERR, "Bad param in E2setupRequestIEs GlobalE2node_ID.\n");
1536 // no message will be sent
1540 memcpy(message.message.enodbName, message.peerInfo->enodbName, strlen(message.peerInfo->enodbName));
1541 sctpMap->setkey(message.message.enodbName, message.peerInfo);
1543 } /*else if (ie->id == ProtocolIE_ID_id_RANfunctionsAdded) {
1544 if (ie->value.present == E2setupRequestIEs__value_PR_RANfunctions_List) {
1545 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1546 mdclog_write(MDCLOG_DEBUG, "Run function list have %d entries",
1547 ie->value.choice.RANfunctions_List.list.count);
1549 if (RAN_Function_list_To_Vector(ie->value.choice.RANfunctions_List, RANfunctionsAdded_v) != 0 ) {
1555 // if (mdclog_level_get() >= MDCLOG_DEBUG) {
1556 // mdclog_write(MDCLOG_DEBUG, "Run function vector have %ld entries",
1557 // RANfunctionsAdded_v.size());
1562 int XML_From_PER(ReportingMessages_t &message, RmrMessagesBuffer_t &rmrMessageBuffer) {
1563 E2AP_PDU_t *pdu = nullptr;
1565 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1566 mdclog_write(MDCLOG_DEBUG, "got PER message of size %d is:%s",
1567 rmrMessageBuffer.sendMessage->len, rmrMessageBuffer.sendMessage->payload);
1569 auto rval = asn_decode(nullptr, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, (void **) &pdu,
1570 rmrMessageBuffer.sendMessage->payload, rmrMessageBuffer.sendMessage->len);
1571 if (rval.code != RC_OK) {
1572 mdclog_write(MDCLOG_ERR, "Error %d Decoding (unpack) setup response from E2MGR : %s",
1574 message.message.enodbName);
1578 int buff_size = RECEIVE_XAPP_BUFFER_SIZE;
1579 auto er = asn_encode_to_buffer(nullptr, ATS_BASIC_XER, &asn_DEF_E2AP_PDU, pdu,
1580 rmrMessageBuffer.sendMessage->payload, buff_size);
1581 if (er.encoded == -1) {
1582 mdclog_write(MDCLOG_ERR, "encoding of %s failed, %s", asn_DEF_E2AP_PDU.name, strerror(errno));
1584 } else if (er.encoded > (ssize_t)buff_size) {
1585 mdclog_write(MDCLOG_ERR, "Buffer of size %d is to small for %s, at %s line %d",
1586 (int)rmrMessageBuffer.sendMessage->len,
1587 asn_DEF_E2AP_PDU.name,
1592 rmrMessageBuffer.sendMessage->len = er.encoded;
1601 * @param rmrMessageBuffer
1603 void asnInitiatingRequest(E2AP_PDU_t *pdu,
1604 Sctp_Map_t *sctpMap,
1605 ReportingMessages_t &message,
1606 RmrMessagesBuffer_t &rmrMessageBuffer) {
1607 auto logLevel = mdclog_level_get();
1608 auto procedureCode = ((InitiatingMessage_t *) pdu->choice.initiatingMessage)->procedureCode;
1609 if (logLevel >= MDCLOG_DEBUG) {
1610 mdclog_write(MDCLOG_DEBUG, "Initiating message %ld\n", procedureCode);
1612 switch (procedureCode) {
1613 case ProcedureCode_id_E2setup: {
1614 if (logLevel >= MDCLOG_DEBUG) {
1615 mdclog_write(MDCLOG_DEBUG, "Got E2setup");
1618 // vector <string> RANfunctionsAdded_v;
1619 // vector <string> RANfunctionsModified_v;
1620 // RANfunctionsAdded_v.clear();
1621 // RANfunctionsModified_v.clear();
1622 if (collectSetupRequestData(pdu, sctpMap, message) != 0) {
1626 buildPrometheusList(message.peerInfo, message.peerInfo->sctpParams->prometheusFamily);
1628 string messageName("E2setupRequest");
1629 string ieName("E2setupRequestIEs");
1630 message.message.messageType = RIC_E2_SETUP_REQ;
1631 message.peerInfo->counters[IN_INITI][MSG_COUNTER][ProcedureCode_id_E2setup]->Increment();
1632 message.peerInfo->counters[IN_INITI][BYTES_COUNTER][ProcedureCode_id_E2setup]->Increment((double)message.message.asnLength);
1633 buildAndSendSetupRequest(message, rmrMessageBuffer, pdu);
1636 case ProcedureCode_id_RICserviceUpdate: {
1637 if (logLevel >= MDCLOG_DEBUG) {
1638 mdclog_write(MDCLOG_DEBUG, "Got RICserviceUpdate %s", message.message.enodbName);
1640 // vector <string> RANfunctionsAdded_v;
1641 // vector <string> RANfunctionsModified_v;
1642 // RANfunctionsAdded_v.clear();
1643 // RANfunctionsModified_v.clear();
1644 // if (collectServiceUpdate_RequestData(pdu, sctpMap, message,
1645 // RANfunctionsAdded_v, RANfunctionsModified_v) != 0) {
1649 string messageName("RICserviceUpdate");
1650 string ieName("RICserviceUpdateIEs");
1651 message.message.messageType = RIC_SERVICE_UPDATE;
1653 message.peerInfo->counters[IN_INITI][MSG_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment();
1654 message.peerInfo->counters[IN_INITI][BYTES_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment((double)message.message.asnLength);
1656 buildAndSendSetupRequest(message, rmrMessageBuffer, pdu);
1659 case ProcedureCode_id_ErrorIndication: {
1660 if (logLevel >= MDCLOG_DEBUG) {
1661 mdclog_write(MDCLOG_DEBUG, "Got ErrorIndication %s", message.message.enodbName);
1664 message.peerInfo->counters[IN_INITI][MSG_COUNTER][ProcedureCode_id_ErrorIndication]->Increment();
1665 message.peerInfo->counters[IN_INITI][BYTES_COUNTER][ProcedureCode_id_ErrorIndication]->Increment((double)message.message.asnLength);
1667 if (sendRequestToXapp(message, RIC_ERROR_INDICATION, rmrMessageBuffer) != 0) {
1668 mdclog_write(MDCLOG_ERR, "RIC_ERROR_INDICATION failed to send to xAPP");
1672 case ProcedureCode_id_Reset: {
1673 if (logLevel >= MDCLOG_DEBUG) {
1674 mdclog_write(MDCLOG_DEBUG, "Got Reset %s", message.message.enodbName);
1677 message.peerInfo->counters[IN_INITI][MSG_COUNTER][ProcedureCode_id_Reset]->Increment();
1678 message.peerInfo->counters[IN_INITI][BYTES_COUNTER][ProcedureCode_id_Reset]->Increment((double)message.message.asnLength);
1680 if (XML_From_PER(message, rmrMessageBuffer) < 0) {
1684 if (sendRequestToXapp(message, RIC_E2_RESET_REQ, rmrMessageBuffer) != 0) {
1685 mdclog_write(MDCLOG_ERR, "RIC_E2_RESET_REQ message failed to send to xAPP");
1689 case ProcedureCode_id_RICindication: {
1690 if (logLevel >= MDCLOG_DEBUG) {
1691 mdclog_write(MDCLOG_DEBUG, "Got RICindication %s", message.message.enodbName);
1693 for (auto i = 0; i < pdu->choice.initiatingMessage->value.choice.RICindication.protocolIEs.list.count; i++) {
1694 auto messageSent = false;
1695 RICindication_IEs_t *ie = pdu->choice.initiatingMessage->value.choice.RICindication.protocolIEs.list.array[i];
1696 if (logLevel >= MDCLOG_DEBUG) {
1697 mdclog_write(MDCLOG_DEBUG, "ie type (ProtocolIE_ID) = %ld", ie->id);
1699 if (ie->id == ProtocolIE_ID_id_RICrequestID) {
1700 if (logLevel >= MDCLOG_DEBUG) {
1701 mdclog_write(MDCLOG_DEBUG, "Got RIC requestId entry, ie type (ProtocolIE_ID) = %ld", ie->id);
1703 if (ie->value.present == RICindication_IEs__value_PR_RICrequestID) {
1704 static unsigned char tx[32];
1705 message.message.messageType = rmrMessageBuffer.sendMessage->mtype = RIC_INDICATION;
1706 snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
1707 rmr_bytes2xact(rmrMessageBuffer.sendMessage, tx, strlen((const char *) tx));
1708 rmr_bytes2meid(rmrMessageBuffer.sendMessage,
1709 (unsigned char *)message.message.enodbName,
1710 strlen(message.message.enodbName));
1711 rmrMessageBuffer.sendMessage->state = 0;
1712 rmrMessageBuffer.sendMessage->sub_id = (int)ie->value.choice.RICrequestID.ricInstanceID;
1714 //ie->value.choice.RICrequestID.ricInstanceID;
1715 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1716 mdclog_write(MDCLOG_DEBUG, "sub id = %d, mtype = %d, ric instance id %ld, requestor id = %ld",
1717 rmrMessageBuffer.sendMessage->sub_id,
1718 rmrMessageBuffer.sendMessage->mtype,
1719 ie->value.choice.RICrequestID.ricInstanceID,
1720 ie->value.choice.RICrequestID.ricRequestorID);
1723 message.peerInfo->counters[IN_INITI][MSG_COUNTER][ProcedureCode_id_RICindication]->Increment();
1724 message.peerInfo->counters[IN_INITI][BYTES_COUNTER][ProcedureCode_id_RICindication]->Increment((double)message.message.asnLength);
1726 sendRmrMessage(rmrMessageBuffer, message);
1729 mdclog_write(MDCLOG_ERR, "RIC request id missing illegal request");
1739 mdclog_write(MDCLOG_ERR, "Undefined or not supported message = %ld", procedureCode);
1740 message.message.messageType = 0; // no RMR message type yet
1742 buildJsonMessage(message);
1753 * @param rmrMessageBuffer
1755 void asnSuccessfulMsg(E2AP_PDU_t *pdu,
1756 Sctp_Map_t *sctpMap,
1757 ReportingMessages_t &message,
1758 RmrMessagesBuffer_t &rmrMessageBuffer) {
1759 auto procedureCode = pdu->choice.successfulOutcome->procedureCode;
1760 auto logLevel = mdclog_level_get();
1761 if (logLevel >= MDCLOG_INFO) {
1762 mdclog_write(MDCLOG_INFO, "Successful Outcome %ld", procedureCode);
1764 switch (procedureCode) {
1765 case ProcedureCode_id_Reset: {
1766 if (logLevel >= MDCLOG_DEBUG) {
1767 mdclog_write(MDCLOG_DEBUG, "Got Reset %s", message.message.enodbName);
1770 message.peerInfo->counters[IN_SUCC][MSG_COUNTER][ProcedureCode_id_Reset]->Increment();
1771 message.peerInfo->counters[IN_SUCC][BYTES_COUNTER][ProcedureCode_id_Reset]->Increment((double)message.message.asnLength);
1773 if (XML_From_PER(message, rmrMessageBuffer) < 0) {
1776 if (sendRequestToXapp(message, RIC_E2_RESET_RESP, rmrMessageBuffer) != 0) {
1777 mdclog_write(MDCLOG_ERR, "RIC_E2_RESET_RESP message failed to send to xAPP");
1781 case ProcedureCode_id_RICcontrol: {
1782 if (logLevel >= MDCLOG_DEBUG) {
1783 mdclog_write(MDCLOG_DEBUG, "Got RICcontrol %s", message.message.enodbName);
1786 i < pdu->choice.successfulOutcome->value.choice.RICcontrolAcknowledge.protocolIEs.list.count; i++) {
1787 auto messageSent = false;
1788 RICcontrolAcknowledge_IEs_t *ie = pdu->choice.successfulOutcome->value.choice.RICcontrolAcknowledge.protocolIEs.list.array[i];
1789 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1790 mdclog_write(MDCLOG_DEBUG, "ie type (ProtocolIE_ID) = %ld", ie->id);
1792 if (ie->id == ProtocolIE_ID_id_RICrequestID) {
1793 if (mdclog_level_get() >= MDCLOG_DEBUG) {
1794 mdclog_write(MDCLOG_DEBUG, "Got RIC requestId entry, ie type (ProtocolIE_ID) = %ld", ie->id);
1796 if (ie->value.present == RICcontrolAcknowledge_IEs__value_PR_RICrequestID) {
1797 message.message.messageType = rmrMessageBuffer.sendMessage->mtype = RIC_CONTROL_ACK;
1798 rmrMessageBuffer.sendMessage->state = 0;
1799 // rmrMessageBuffer.sendMessage->sub_id = (int) ie->value.choice.RICrequestID.ricRequestorID;
1800 rmrMessageBuffer.sendMessage->sub_id = (int)ie->value.choice.RICrequestID.ricInstanceID;
1802 static unsigned char tx[32];
1803 snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
1804 rmr_bytes2xact(rmrMessageBuffer.sendMessage, tx, strlen((const char *) tx));
1805 rmr_bytes2meid(rmrMessageBuffer.sendMessage,
1806 (unsigned char *)message.message.enodbName,
1807 strlen(message.message.enodbName));
1809 message.peerInfo->counters[IN_SUCC][MSG_COUNTER][ProcedureCode_id_RICcontrol]->Increment();
1810 message.peerInfo->counters[IN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICcontrol]->Increment((double)message.message.asnLength);
1812 sendRmrMessage(rmrMessageBuffer, message);
1815 mdclog_write(MDCLOG_ERR, "RIC request id missing illegal request");
1825 case ProcedureCode_id_RICsubscription: {
1826 if (logLevel >= MDCLOG_DEBUG) {
1827 mdclog_write(MDCLOG_DEBUG, "Got RICsubscription %s", message.message.enodbName);
1830 message.peerInfo->counters[IN_SUCC][MSG_COUNTER][ProcedureCode_id_RICsubscription]->Increment();
1831 message.peerInfo->counters[IN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICsubscription]->Increment((double)message.message.asnLength);
1833 if (sendRequestToXapp(message, RIC_SUB_RESP, rmrMessageBuffer) != 0) {
1834 mdclog_write(MDCLOG_ERR, "Subscription successful message failed to send to xAPP");
1838 case ProcedureCode_id_RICsubscriptionDelete: {
1839 if (logLevel >= MDCLOG_DEBUG) {
1840 mdclog_write(MDCLOG_DEBUG, "Got RICsubscriptionDelete %s", message.message.enodbName);
1843 message.peerInfo->counters[IN_SUCC][MSG_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment();
1844 message.peerInfo->counters[IN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment((double)message.message.asnLength);
1846 if (sendRequestToXapp(message, RIC_SUB_DEL_RESP, rmrMessageBuffer) != 0) {
1847 mdclog_write(MDCLOG_ERR, "Subscription delete successful message failed to send to xAPP");
1852 mdclog_write(MDCLOG_WARN, "Undefined or not supported message = %ld", procedureCode);
1853 message.message.messageType = 0; // no RMR message type yet
1854 buildJsonMessage(message);
1865 * @param rmrMessageBuffer
1867 void asnUnSuccsesfulMsg(E2AP_PDU_t *pdu,
1868 Sctp_Map_t *sctpMap,
1869 ReportingMessages_t &message,
1870 RmrMessagesBuffer_t &rmrMessageBuffer) {
1871 auto procedureCode = pdu->choice.unsuccessfulOutcome->procedureCode;
1872 auto logLevel = mdclog_level_get();
1873 if (logLevel >= MDCLOG_INFO) {
1874 mdclog_write(MDCLOG_INFO, "Unsuccessful Outcome %ld", procedureCode);
1876 switch (procedureCode) {
1877 case ProcedureCode_id_RICcontrol: {
1878 if (logLevel >= MDCLOG_DEBUG) {
1879 mdclog_write(MDCLOG_DEBUG, "Got RICcontrol %s", message.message.enodbName);
1882 i < pdu->choice.unsuccessfulOutcome->value.choice.RICcontrolFailure.protocolIEs.list.count; i++) {
1883 auto messageSent = false;
1884 RICcontrolFailure_IEs_t *ie = pdu->choice.unsuccessfulOutcome->value.choice.RICcontrolFailure.protocolIEs.list.array[i];
1885 if (logLevel >= MDCLOG_DEBUG) {
1886 mdclog_write(MDCLOG_DEBUG, "ie type (ProtocolIE_ID) = %ld", ie->id);
1888 if (ie->id == ProtocolIE_ID_id_RICrequestID) {
1889 if (logLevel >= MDCLOG_DEBUG) {
1890 mdclog_write(MDCLOG_DEBUG, "Got RIC requestId entry, ie type (ProtocolIE_ID) = %ld", ie->id);
1892 if (ie->value.present == RICcontrolFailure_IEs__value_PR_RICrequestID) {
1893 message.message.messageType = rmrMessageBuffer.sendMessage->mtype = RIC_CONTROL_FAILURE;
1894 rmrMessageBuffer.sendMessage->state = 0;
1895 // rmrMessageBuffer.sendMessage->sub_id = (int)ie->value.choice.RICrequestID.ricRequestorID;
1896 rmrMessageBuffer.sendMessage->sub_id = (int)ie->value.choice.RICrequestID.ricInstanceID;
1897 static unsigned char tx[32];
1898 snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
1899 rmr_bytes2xact(rmrMessageBuffer.sendMessage, tx, strlen((const char *) tx));
1900 rmr_bytes2meid(rmrMessageBuffer.sendMessage, (unsigned char *) message.message.enodbName,
1901 strlen(message.message.enodbName));
1903 message.peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][ProcedureCode_id_RICcontrol]->Increment();
1904 message.peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICcontrol]->Increment((double)message.message.asnLength);
1906 sendRmrMessage(rmrMessageBuffer, message);
1909 mdclog_write(MDCLOG_ERR, "RIC request id missing illegal request");
1918 case ProcedureCode_id_RICsubscription: {
1919 if (logLevel >= MDCLOG_DEBUG) {
1920 mdclog_write(MDCLOG_DEBUG, "Got RICsubscription %s", message.message.enodbName);
1923 message.peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][ProcedureCode_id_RICsubscription]->Increment();
1924 message.peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICsubscription]->Increment((double)message.message.asnLength);
1926 if (sendRequestToXapp(message, RIC_SUB_FAILURE, rmrMessageBuffer) != 0) {
1927 mdclog_write(MDCLOG_ERR, "Subscription unsuccessful message failed to send to xAPP");
1931 case ProcedureCode_id_RICsubscriptionDelete: {
1932 if (logLevel >= MDCLOG_DEBUG) {
1933 mdclog_write(MDCLOG_DEBUG, "Got RICsubscriptionDelete %s", message.message.enodbName);
1936 message.peerInfo->counters[IN_UN_SUCC][MSG_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment();
1937 message.peerInfo->counters[IN_UN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment((double)message.message.asnLength);
1939 if (sendRequestToXapp(message, RIC_SUB_FAILURE, rmrMessageBuffer) != 0) {
1940 mdclog_write(MDCLOG_ERR, "Subscription Delete unsuccessful message failed to send to xAPP");
1945 mdclog_write(MDCLOG_WARN, "Undefined or not supported message = %ld", procedureCode);
1946 message.message.messageType = 0; // no RMR message type yet
1948 buildJsonMessage(message);
1959 * @param rmrMmessageBuffer
1962 int sendRequestToXapp(ReportingMessages_t &message,
1964 RmrMessagesBuffer_t &rmrMmessageBuffer) {
1965 rmr_bytes2meid(rmrMmessageBuffer.sendMessage,
1966 (unsigned char *)message.message.enodbName,
1967 strlen(message.message.enodbName));
1968 message.message.messageType = rmrMmessageBuffer.sendMessage->mtype = requestId;
1969 rmrMmessageBuffer.sendMessage->state = 0;
1970 static unsigned char tx[32];
1971 snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
1972 rmr_bytes2xact(rmrMmessageBuffer.sendMessage, tx, strlen((const char *) tx));
1974 auto rc = sendRmrMessage(rmrMmessageBuffer, message);
1980 * @param pSctpParams
1982 void getRmrContext(sctp_params_t &pSctpParams) {
1983 pSctpParams.rmrCtx = nullptr;
1984 pSctpParams.rmrCtx = rmr_init(pSctpParams.rmrAddress, RECEIVE_XAPP_BUFFER_SIZE, RMRFL_NONE);
1985 if (pSctpParams.rmrCtx == nullptr) {
1986 mdclog_write(MDCLOG_ERR, "Failed to initialize RMR");
1990 rmr_set_stimeout(pSctpParams.rmrCtx, 0); // disable retries for any send operation
1991 // we need to find that routing table exist and we can run
1992 if (mdclog_level_get() >= MDCLOG_INFO) {
1993 mdclog_write(MDCLOG_INFO, "We are after RMR INIT wait for RMR_Ready");
1998 if ((rmrReady = rmr_ready(pSctpParams.rmrCtx)) == 0) {
2002 if (count % 60 == 0) {
2003 mdclog_write(MDCLOG_INFO, "waiting to RMR ready state for %d seconds", count);
2006 if (mdclog_level_get() >= MDCLOG_INFO) {
2007 mdclog_write(MDCLOG_INFO, "RMR running");
2009 rmr_init_trace(pSctpParams.rmrCtx, 200);
2010 // get the RMR fd for the epoll
2011 pSctpParams.rmrListenFd = rmr_get_rcvfd(pSctpParams.rmrCtx);
2012 struct epoll_event event{};
2013 // add RMR fd to epoll
2014 event.events = (EPOLLIN);
2015 event.data.fd = pSctpParams.rmrListenFd;
2016 // add listening RMR FD to epoll
2017 if (epoll_ctl(pSctpParams.epoll_fd, EPOLL_CTL_ADD, pSctpParams.rmrListenFd, &event)) {
2018 mdclog_write(MDCLOG_ERR, "Failed to add RMR descriptor to epoll");
2019 close(pSctpParams.rmrListenFd);
2020 rmr_close(pSctpParams.rmrCtx);
2021 pSctpParams.rmrCtx = nullptr;
2028 * @param rmrMessageBuffer
2031 int PER_FromXML(ReportingMessages_t &message, RmrMessagesBuffer_t &rmrMessageBuffer) {
2032 E2AP_PDU_t *pdu = nullptr;
2034 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2035 mdclog_write(MDCLOG_DEBUG, "got xml Format data from xApp of size %d is:%s",
2036 rmrMessageBuffer.rcvMessage->len, rmrMessageBuffer.rcvMessage->payload);
2038 auto rval = asn_decode(nullptr, ATS_BASIC_XER, &asn_DEF_E2AP_PDU, (void **) &pdu,
2039 rmrMessageBuffer.rcvMessage->payload, rmrMessageBuffer.rcvMessage->len);
2040 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2041 mdclog_write(MDCLOG_DEBUG, "%s After decoding the XML to PDU", __func__ );
2043 if (rval.code != RC_OK) {
2044 mdclog_write(MDCLOG_ERR, "Error %d Decoding (unpack) setup response from E2MGR : %s",
2046 message.message.enodbName);
2050 int buff_size = RECEIVE_XAPP_BUFFER_SIZE;
2051 auto er = asn_encode_to_buffer(nullptr, ATS_ALIGNED_BASIC_PER, &asn_DEF_E2AP_PDU, pdu,
2052 rmrMessageBuffer.rcvMessage->payload, buff_size);
2053 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2054 mdclog_write(MDCLOG_DEBUG, "%s After encoding PDU to PER", __func__ );
2056 if (er.encoded == -1) {
2057 mdclog_write(MDCLOG_ERR, "encoding of %s failed, %s", asn_DEF_E2AP_PDU.name, strerror(errno));
2059 } else if (er.encoded > (ssize_t)buff_size) {
2060 mdclog_write(MDCLOG_ERR, "Buffer of size %d is to small for %s, at %s line %d",
2061 (int)rmrMessageBuffer.rcvMessage->len,
2062 asn_DEF_E2AP_PDU.name,
2067 rmrMessageBuffer.rcvMessage->len = er.encoded;
2074 * @param rmrMessageBuffer
2078 int receiveXappMessages(Sctp_Map_t *sctpMap,
2079 RmrMessagesBuffer_t &rmrMessageBuffer,
2080 struct timespec &ts) {
2081 int loglevel = mdclog_level_get();
2082 if (rmrMessageBuffer.rcvMessage == nullptr) {
2084 mdclog_write(MDCLOG_ERR, "RMR Allocation message, %s", strerror(errno));
2088 // if (loglevel >= MDCLOG_DEBUG) {
2089 // mdclog_write(MDCLOG_DEBUG, "Call to rmr_rcv_msg");
2091 rmrMessageBuffer.rcvMessage = rmr_rcv_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.rcvMessage);
2092 if (rmrMessageBuffer.rcvMessage == nullptr) {
2093 mdclog_write(MDCLOG_ERR, "RMR Receiving message with null pointer, Reallocated rmr message buffer");
2094 rmrMessageBuffer.rcvMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
2097 ReportingMessages_t message;
2098 message.message.direction = 'D';
2099 message.message.time.tv_nsec = ts.tv_nsec;
2100 message.message.time.tv_sec = ts.tv_sec;
2102 // get message payload
2103 //auto msgData = msg->payload;
2104 if (rmrMessageBuffer.rcvMessage->state != 0) {
2105 mdclog_write(MDCLOG_ERR, "RMR Receiving message with stat = %d", rmrMessageBuffer.rcvMessage->state);
2108 rmr_get_meid(rmrMessageBuffer.rcvMessage, (unsigned char *)message.message.enodbName);
2109 message.peerInfo = (ConnectedCU_t *) sctpMap->find(message.message.enodbName);
2110 if (message.peerInfo == nullptr) {
2111 auto type = rmrMessageBuffer.rcvMessage->mtype;
2113 case RIC_SCTP_CLEAR_ALL:
2114 case E2_TERM_KEEP_ALIVE_REQ:
2115 case RIC_HEALTH_CHECK_REQ:
2118 mdclog_write(MDCLOG_ERR, "Failed to send message no CU entry %s", message.message.enodbName);
2123 if (rmrMessageBuffer.rcvMessage->mtype != RIC_HEALTH_CHECK_REQ) {
2124 num_of_XAPP_messages.fetch_add(1, std::memory_order_release);
2127 switch (rmrMessageBuffer.rcvMessage->mtype) {
2128 case RIC_E2_SETUP_RESP : {
2129 if (loglevel >= MDCLOG_DEBUG) {
2130 mdclog_write(MDCLOG_DEBUG, "RIC_E2_SETUP_RESP");
2132 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2135 message.peerInfo->counters[OUT_SUCC][MSG_COUNTER][ProcedureCode_id_E2setup]->Increment();
2136 message.peerInfo->counters[OUT_SUCC][BYTES_COUNTER][ProcedureCode_id_E2setup]->Increment(rmrMessageBuffer.rcvMessage->len);
2137 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2138 mdclog_write(MDCLOG_ERR, "Failed to send RIC_E2_SETUP_RESP");
2143 case RIC_E2_SETUP_FAILURE : {
2144 if (loglevel >= MDCLOG_DEBUG) {
2145 mdclog_write(MDCLOG_DEBUG, "RIC_E2_SETUP_FAILURE");
2147 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2150 message.peerInfo->counters[OUT_UN_SUCC][MSG_COUNTER][ProcedureCode_id_E2setup]->Increment();
2151 message.peerInfo->counters[OUT_UN_SUCC][BYTES_COUNTER][ProcedureCode_id_E2setup]->Increment(rmrMessageBuffer.rcvMessage->len);
2152 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2153 mdclog_write(MDCLOG_ERR, "Failed to send RIC_E2_SETUP_FAILURE");
2158 case RIC_ERROR_INDICATION: {
2159 if (loglevel >= MDCLOG_DEBUG) {
2160 mdclog_write(MDCLOG_DEBUG, "RIC_ERROR_INDICATION");
2162 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_ErrorIndication]->Increment();
2163 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_ErrorIndication]->Increment(rmrMessageBuffer.rcvMessage->len);
2164 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2165 mdclog_write(MDCLOG_ERR, "Failed to send RIC_ERROR_INDICATION");
2171 if (loglevel >= MDCLOG_DEBUG) {
2172 mdclog_write(MDCLOG_DEBUG, "RIC_SUB_REQ");
2174 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_RICsubscription]->Increment();
2175 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_RICsubscription]->Increment(rmrMessageBuffer.rcvMessage->len);
2176 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2177 mdclog_write(MDCLOG_ERR, "Failed to send RIC_SUB_REQ");
2182 case RIC_SUB_DEL_REQ: {
2183 if (loglevel >= MDCLOG_DEBUG) {
2184 mdclog_write(MDCLOG_DEBUG, "RIC_SUB_DEL_REQ");
2186 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment();
2187 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_RICsubscriptionDelete]->Increment(rmrMessageBuffer.rcvMessage->len);
2188 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2189 mdclog_write(MDCLOG_ERR, "Failed to send RIC_SUB_DEL_REQ");
2194 case RIC_CONTROL_REQ: {
2195 if (loglevel >= MDCLOG_DEBUG) {
2196 mdclog_write(MDCLOG_DEBUG, "RIC_CONTROL_REQ");
2198 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_RICcontrol]->Increment();
2199 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_RICcontrol]->Increment(rmrMessageBuffer.rcvMessage->len);
2200 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2201 mdclog_write(MDCLOG_ERR, "Failed to send RIC_CONTROL_REQ");
2206 case RIC_SERVICE_QUERY: {
2207 if (loglevel >= MDCLOG_DEBUG) {
2208 mdclog_write(MDCLOG_DEBUG, "RIC_SERVICE_QUERY");
2210 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2213 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_RICserviceQuery]->Increment();
2214 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_RICserviceQuery]->Increment(rmrMessageBuffer.rcvMessage->len);
2215 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2216 mdclog_write(MDCLOG_ERR, "Failed to send RIC_SERVICE_QUERY");
2221 case RIC_SERVICE_UPDATE_ACK: {
2222 if (loglevel >= MDCLOG_DEBUG) {
2223 mdclog_write(MDCLOG_DEBUG, "RIC_SERVICE_UPDATE_ACK");
2225 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2226 mdclog_write(MDCLOG_ERR, "error in PER_FromXML");
2229 message.peerInfo->counters[OUT_SUCC][MSG_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment();
2230 message.peerInfo->counters[OUT_SUCC][BYTES_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment(rmrMessageBuffer.rcvMessage->len);
2231 if (loglevel >= MDCLOG_DEBUG) {
2232 mdclog_write(MDCLOG_DEBUG, "Before sending to CU");
2234 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2235 mdclog_write(MDCLOG_ERR, "Failed to send RIC_SERVICE_UPDATE_ACK");
2240 case RIC_SERVICE_UPDATE_FAILURE: {
2241 if (loglevel >= MDCLOG_DEBUG) {
2242 mdclog_write(MDCLOG_DEBUG, "RIC_SERVICE_UPDATE_FAILURE");
2244 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2247 message.peerInfo->counters[OUT_UN_SUCC][MSG_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment();
2248 message.peerInfo->counters[OUT_UN_SUCC][BYTES_COUNTER][ProcedureCode_id_RICserviceUpdate]->Increment(rmrMessageBuffer.rcvMessage->len);
2249 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2250 mdclog_write(MDCLOG_ERR, "Failed to send RIC_SERVICE_UPDATE_FAILURE");
2255 case RIC_E2_RESET_REQ: {
2256 if (loglevel >= MDCLOG_DEBUG) {
2257 mdclog_write(MDCLOG_DEBUG, "RIC_E2_RESET_REQ");
2259 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2262 message.peerInfo->counters[OUT_INITI][MSG_COUNTER][ProcedureCode_id_Reset]->Increment();
2263 message.peerInfo->counters[OUT_INITI][BYTES_COUNTER][ProcedureCode_id_Reset]->Increment(rmrMessageBuffer.rcvMessage->len);
2264 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2265 mdclog_write(MDCLOG_ERR, "Failed to send RIC_E2_RESET");
2270 case RIC_E2_RESET_RESP: {
2271 if (loglevel >= MDCLOG_DEBUG) {
2272 mdclog_write(MDCLOG_DEBUG, "RIC_E2_RESET_RESP");
2274 if (PER_FromXML(message, rmrMessageBuffer) != 0) {
2277 message.peerInfo->counters[OUT_SUCC][MSG_COUNTER][ProcedureCode_id_Reset]->Increment();
2278 message.peerInfo->counters[OUT_SUCC][BYTES_COUNTER][ProcedureCode_id_Reset]->Increment(rmrMessageBuffer.rcvMessage->len);
2279 if (sendDirectionalSctpMsg(rmrMessageBuffer, message, 0, sctpMap) != 0) {
2280 mdclog_write(MDCLOG_ERR, "Failed to send RIC_E2_RESET_RESP");
2285 case RIC_SCTP_CLEAR_ALL: {
2286 mdclog_write(MDCLOG_INFO, "RIC_SCTP_CLEAR_ALL");
2287 // loop on all keys and close socket and then erase all map.
2289 sctpMap->getKeys(v);
2290 for (auto const &iter : v) { //}; iter != sctpMap.end(); iter++) {
2291 if (!boost::starts_with((string) (iter), "host:") && !boost::starts_with((string) (iter), "msg:")) {
2292 auto *peerInfo = (ConnectedCU_t *) sctpMap->find(iter);
2293 if (peerInfo == nullptr) {
2296 close(peerInfo->fileDescriptor);
2297 memcpy(message.message.enodbName, peerInfo->enodbName, sizeof(peerInfo->enodbName));
2298 message.message.direction = 'D';
2299 message.message.time.tv_nsec = ts.tv_nsec;
2300 message.message.time.tv_sec = ts.tv_sec;
2302 message.message.asnLength = rmrMessageBuffer.sendMessage->len =
2303 snprintf((char *)rmrMessageBuffer.sendMessage->payload,
2305 "%s|RIC_SCTP_CLEAR_ALL",
2306 peerInfo->enodbName);
2307 message.message.asndata = rmrMessageBuffer.sendMessage->payload;
2308 mdclog_write(MDCLOG_INFO, "%s", message.message.asndata);
2309 if (sendRequestToXapp(message, RIC_SCTP_CONNECTION_FAILURE, rmrMessageBuffer) != 0) {
2310 mdclog_write(MDCLOG_ERR, "SCTP_CONNECTION_FAIL message failed to send to xAPP");
2320 case E2_TERM_KEEP_ALIVE_REQ: {
2321 // send message back
2322 rmr_bytes2payload(rmrMessageBuffer.sendMessage,
2323 (unsigned char *)rmrMessageBuffer.ka_message,
2324 rmrMessageBuffer.ka_message_len);
2325 rmrMessageBuffer.sendMessage->mtype = E2_TERM_KEEP_ALIVE_RESP;
2326 rmrMessageBuffer.sendMessage->state = 0;
2327 static unsigned char tx[32];
2328 auto txLen = snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
2329 rmr_bytes2xact(rmrMessageBuffer.sendMessage, tx, txLen);
2330 rmrMessageBuffer.sendMessage = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.sendMessage);
2331 if (rmrMessageBuffer.sendMessage == nullptr) {
2332 rmrMessageBuffer.sendMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
2333 mdclog_write(MDCLOG_ERR, "Failed to send E2_TERM_KEEP_ALIVE_RESP RMR message returned NULL");
2334 } else if (rmrMessageBuffer.sendMessage->state != 0) {
2335 mdclog_write(MDCLOG_ERR, "Failed to send E2_TERM_KEEP_ALIVE_RESP, on RMR state = %d ( %s)",
2336 rmrMessageBuffer.sendMessage->state, translateRmrErrorMessages(rmrMessageBuffer.sendMessage->state).c_str());
2337 } else if (loglevel >= MDCLOG_DEBUG) {
2338 mdclog_write(MDCLOG_DEBUG, "Got Keep Alive Request send : %s", rmrMessageBuffer.ka_message);
2343 case RIC_HEALTH_CHECK_REQ: {
2344 static int counter = 0;
2345 // send message back
2346 rmr_bytes2payload(rmrMessageBuffer.rcvMessage,
2347 (unsigned char *)"OK",
2349 rmrMessageBuffer.rcvMessage->mtype = RIC_HEALTH_CHECK_RESP;
2350 rmrMessageBuffer.rcvMessage->state = 0;
2351 static unsigned char tx[32];
2352 auto txLen = snprintf((char *) tx, sizeof tx, "%15ld", transactionCounter++);
2353 rmr_bytes2xact(rmrMessageBuffer.rcvMessage, tx, txLen);
2354 rmrMessageBuffer.rcvMessage = rmr_rts_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.rcvMessage);
2355 //rmrMessageBuffer.sendMessage = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.sendMessage);
2356 if (rmrMessageBuffer.rcvMessage == nullptr) {
2357 rmrMessageBuffer.rcvMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
2358 mdclog_write(MDCLOG_ERR, "Failed to send RIC_HEALTH_CHECK_RESP RMR message returned NULL");
2359 } else if (rmrMessageBuffer.rcvMessage->state != 0) {
2360 mdclog_write(MDCLOG_ERR, "Failed to send RIC_HEALTH_CHECK_RESP, on RMR state = %d ( %s)",
2361 rmrMessageBuffer.rcvMessage->state, translateRmrErrorMessages(rmrMessageBuffer.rcvMessage->state).c_str());
2362 } else if (loglevel >= MDCLOG_DEBUG && ++counter % 100 == 0) {
2363 mdclog_write(MDCLOG_DEBUG, "Got %d RIC_HEALTH_CHECK_REQ Request send : OK", counter);
2370 mdclog_write(MDCLOG_WARN, "Message Type : %d is not supported", rmrMessageBuffer.rcvMessage->mtype);
2371 message.message.asndata = rmrMessageBuffer.rcvMessage->payload;
2372 message.message.asnLength = rmrMessageBuffer.rcvMessage->len;
2373 message.message.time.tv_nsec = ts.tv_nsec;
2374 message.message.time.tv_sec = ts.tv_sec;
2375 message.message.messageType = rmrMessageBuffer.rcvMessage->mtype;
2377 buildJsonMessage(message);
2382 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2383 mdclog_write(MDCLOG_DEBUG, "EXIT OK from %s", __FUNCTION__);
2389 * Send message to the CU that is not expecting for successful or unsuccessful results
2390 * @param messageBuffer
2392 * @param failedMsgId
2396 int sendDirectionalSctpMsg(RmrMessagesBuffer_t &messageBuffer,
2397 ReportingMessages_t &message,
2399 Sctp_Map_t *sctpMap) {
2400 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2401 mdclog_write(MDCLOG_DEBUG, "send message: %d to %s address", message.message.messageType, message.message.enodbName);
2404 getRequestMetaData(message, messageBuffer);
2405 if (mdclog_level_get() >= MDCLOG_INFO) {
2406 mdclog_write(MDCLOG_INFO, "send message to %s address", message.message.enodbName);
2409 auto rc = sendMessagetoCu(sctpMap, messageBuffer, message, failedMsgId);
2416 * @param messageBuffer
2418 * @param failedMesgId
2421 int sendMessagetoCu(Sctp_Map_t *sctpMap,
2422 RmrMessagesBuffer_t &messageBuffer,
2423 ReportingMessages_t &message,
2426 message.message.messageType = messageBuffer.rcvMessage->mtype;
2427 auto rc = sendSctpMsg(message.peerInfo, message, sctpMap);
2442 int addToEpoll(int epoll_fd,
2443 ConnectedCU_t *peerInfo,
2445 Sctp_Map_t *sctpMap,
2449 struct epoll_event event{};
2450 event.data.ptr = peerInfo;
2451 event.events = events;
2452 if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, peerInfo->fileDescriptor, &event) < 0) {
2453 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2454 mdclog_write(MDCLOG_DEBUG, "epoll_ctl EPOLL_CTL_ADD (may check not to quit here), %s, %s %d",
2455 strerror(errno), __func__, __LINE__);
2457 close(peerInfo->fileDescriptor);
2458 if (enodbName != nullptr) {
2459 cleanHashEntry(peerInfo, sctpMap);
2460 char key[MAX_ENODB_NAME_SIZE * 2];
2461 snprintf(key, MAX_ENODB_NAME_SIZE * 2, "msg:%s|%d", enodbName, msgType);
2462 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2463 mdclog_write(MDCLOG_DEBUG, "remove key = %s from %s at line %d", key, __FUNCTION__, __LINE__);
2465 auto tmp = sctpMap->find(key);
2468 sctpMap->erase(key);
2471 peerInfo->enodbName[0] = 0;
2473 mdclog_write(MDCLOG_ERR, "epoll_ctl EPOLL_CTL_ADD (may check not to quit here)");
2489 int modifyToEpoll(int epoll_fd,
2490 ConnectedCU_t *peerInfo,
2492 Sctp_Map_t *sctpMap,
2496 struct epoll_event event{};
2497 event.data.ptr = peerInfo;
2498 event.events = events;
2499 if (epoll_ctl(epoll_fd, EPOLL_CTL_MOD, peerInfo->fileDescriptor, &event) < 0) {
2500 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2501 mdclog_write(MDCLOG_DEBUG, "epoll_ctl EPOLL_CTL_MOD (may check not to quit here), %s, %s %d",
2502 strerror(errno), __func__, __LINE__);
2504 close(peerInfo->fileDescriptor);
2505 cleanHashEntry(peerInfo, sctpMap);
2506 char key[MAX_ENODB_NAME_SIZE * 2];
2507 snprintf(key, MAX_ENODB_NAME_SIZE * 2, "msg:%s|%d", enodbName, msgType);
2508 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2509 mdclog_write(MDCLOG_DEBUG, "remove key = %s from %s at line %d", key, __FUNCTION__, __LINE__);
2511 auto tmp = sctpMap->find(key);
2515 sctpMap->erase(key);
2516 mdclog_write(MDCLOG_ERR, "epoll_ctl EPOLL_CTL_ADD (may check not to quit here)");
2523 int sendRmrMessage(RmrMessagesBuffer_t &rmrMessageBuffer, ReportingMessages_t &message) {
2524 buildJsonMessage(message);
2526 rmrMessageBuffer.sendMessage = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.sendMessage);
2528 if (rmrMessageBuffer.sendMessage == nullptr) {
2529 rmrMessageBuffer.sendMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
2530 mdclog_write(MDCLOG_ERR, "RMR failed send message returned with NULL pointer");
2534 if (rmrMessageBuffer.sendMessage->state != 0) {
2535 char meid[RMR_MAX_MEID]{};
2536 if (rmrMessageBuffer.sendMessage->state == RMR_ERR_RETRY) {
2538 rmrMessageBuffer.sendMessage->state = 0;
2539 mdclog_write(MDCLOG_INFO, "RETRY sending Message type %d to Xapp from %s",
2540 rmrMessageBuffer.sendMessage->mtype,
2541 rmr_get_meid(rmrMessageBuffer.sendMessage, (unsigned char *)meid));
2542 rmrMessageBuffer.sendMessage = rmr_send_msg(rmrMessageBuffer.rmrCtx, rmrMessageBuffer.sendMessage);
2543 if (rmrMessageBuffer.sendMessage == nullptr) {
2544 mdclog_write(MDCLOG_ERR, "RMR failed send message returned with NULL pointer");
2545 rmrMessageBuffer.sendMessage = rmr_alloc_msg(rmrMessageBuffer.rmrCtx, RECEIVE_XAPP_BUFFER_SIZE);
2547 } else if (rmrMessageBuffer.sendMessage->state != 0) {
2548 mdclog_write(MDCLOG_ERR,
2549 "Message state %s while sending request %d to Xapp from %s after retry of 10 microseconds",
2550 translateRmrErrorMessages(rmrMessageBuffer.sendMessage->state).c_str(),
2551 rmrMessageBuffer.sendMessage->mtype,
2552 rmr_get_meid(rmrMessageBuffer.sendMessage, (unsigned char *)meid));
2553 auto rc = rmrMessageBuffer.sendMessage->state;
2557 mdclog_write(MDCLOG_ERR, "Message state %s while sending request %d to Xapp from %s",
2558 translateRmrErrorMessages(rmrMessageBuffer.sendMessage->state).c_str(),
2559 rmrMessageBuffer.sendMessage->mtype,
2560 rmr_get_meid(rmrMessageBuffer.sendMessage, (unsigned char *)meid));
2561 return rmrMessageBuffer.sendMessage->state;
2567 void buildJsonMessage(ReportingMessages_t &message) {
2569 message.outLen = sizeof(message.base64Data);
2570 base64::encode((const unsigned char *) message.message.asndata,
2571 (const int) message.message.asnLength,
2574 if (mdclog_level_get() >= MDCLOG_DEBUG) {
2575 mdclog_write(MDCLOG_DEBUG, "Tracing: ASN length = %d, base64 message length = %d ",
2576 (int) message.message.asnLength,
2577 (int) message.outLen);
2580 snprintf(message.buffer, sizeof(message.buffer),
2581 "{\"header\": {\"ts\": \"%ld.%09ld\","
2582 "\"ranName\": \"%s\","
2583 "\"messageType\": %d,"
2584 "\"direction\": \"%c\"},"
2585 "\"base64Length\": %d,"
2586 "\"asnBase64\": \"%s\"}",
2587 message.message.time.tv_sec,
2588 message.message.time.tv_nsec,
2589 message.message.enodbName,
2590 message.message.messageType,
2591 message.message.direction,
2592 (int) message.outLen,
2593 message.base64Data);
2594 static src::logger_mt &lg = my_logger::get();
2596 BOOST_LOG(lg) << message.buffer;
2602 * take RMR error code to string
2606 string translateRmrErrorMessages(int state) {
2610 str = "RMR_OK - state is good";
2612 case RMR_ERR_BADARG:
2613 str = "RMR_ERR_BADARG - argument passed to function was unusable";
2615 case RMR_ERR_NOENDPT:
2616 str = "RMR_ERR_NOENDPT - send//call could not find an endpoint based on msg type";
2619 str = "RMR_ERR_EMPTY - msg received had no payload; attempt to send an empty message";
2622 str = "RMR_ERR_NOHDR - message didn't contain a valid header";
2624 case RMR_ERR_SENDFAILED:
2625 str = "RMR_ERR_SENDFAILED - send failed; errno has nano reason";
2627 case RMR_ERR_CALLFAILED:
2628 str = "RMR_ERR_CALLFAILED - unable to send call() message";
2630 case RMR_ERR_NOWHOPEN:
2631 str = "RMR_ERR_NOWHOPEN - no wormholes are open";
2634 str = "RMR_ERR_WHID - wormhole id was invalid";
2636 case RMR_ERR_OVERFLOW:
2637 str = "RMR_ERR_OVERFLOW - operation would have busted through a buffer/field size";
2640 str = "RMR_ERR_RETRY - request (send/call/rts) failed, but caller should retry (EAGAIN for wrappers)";
2642 case RMR_ERR_RCVFAILED:
2643 str = "RMR_ERR_RCVFAILED - receive failed (hard error)";
2645 case RMR_ERR_TIMEOUT:
2646 str = "RMR_ERR_TIMEOUT - message processing call timed out";
2649 str = "RMR_ERR_UNSET - the message hasn't been populated with a transport buffer";
2652 str = "RMR_ERR_TRUNC - received message likely truncated";
2654 case RMR_ERR_INITFAILED:
2655 str = "RMR_ERR_INITFAILED - initialisation of something (probably message) failed";
2657 case RMR_ERR_NOTSUPP:
2658 str = "RMR_ERR_NOTSUPP - the request is not supported, or RMr was not initialised for the request";
2662 snprintf(buf, sizeof buf, "UNDOCUMENTED RMR_ERR : %d", state);