X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fcu_stub%2Fcu_stub.c;h=78fb8e9a31fcb111e044a726821ca7811d67a50a;hb=dbd113538c5ed4ee5499902ce6e8bea0eb2b9db1;hp=00340e4d8dda9d639d13651cfd44fef10b2f4ecd;hpb=d349ae65e1495488772f87e5cfa1ae71d9eab075;p=o-du%2Fl2.git diff --git a/src/cu_stub/cu_stub.c b/src/cu_stub/cu_stub.c index 00340e4d8..78fb8e9a3 100644 --- a/src/cu_stub/cu_stub.c +++ b/src/cu_stub/cu_stub.c @@ -17,18 +17,21 @@ *******************************************************************************/ /* This functions contains main() for cu_app */ - -#include "cu_stub.h" +#include "common_def.h" #include "cu_stub_sctp.h" +#include "cu_stub_egtp.h" +#include "OCTET_STRING.h" +#include "cu_f1ap_msg_hdl.h" +#include "cu_stub.h" -#define CU_ID 1 -#define CU_NAME "ORAN_OAM_CU" -#define DU_IP_V4_ADDR "10.0.2.20" -#define CU_IP_V4_ADDR "10.0.2.25" -#define DU_IP_V6_ADDR "0000:0000:0000:0000:0000:0000:0000:0001" -#define CU_IP_V6_ADDR "0000:0000:0000:0000:0000:0000:0000:0011" -#define DU_PORT 38472 -#define CU_PORT 38472 +#ifdef O1_ENABLE +#include "CmInterface.h" +#endif + + +#ifdef O1_ENABLE +extern StartupConfig g_cfg; +#endif /******************************************************************* * @@ -50,6 +53,10 @@ void sctpNtfyInd(CmInetSctpNotification *ntfy) //TODO } +void init_log() +{ + openlog("CU_STUB",LOG_CONS | LOG_PID | LOG_NDELAY, LOG_LOCAL1); +} /******************************************************************* * * @brief Main function of CU APP @@ -69,20 +76,42 @@ void sctpNtfyInd(CmInetSctpNotification *ntfy) * * ****************************************************************/ -S16 tst() +uint8_t tst() { - printf("\nStarting cu_app"); - + int retVal=0; + pthread_t conThrdId; + pthread_attr_t attr; + + init_log(); + DU_LOG("\nINFO --> CU_STUB : Starting CU_STUB\n"); + + /* Start thread to receive console input */ + pthread_attr_init(&attr); + pthread_attr_setstacksize(&attr, (size_t)NULLD); + pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM); + pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); + retVal = pthread_create(&conThrdId, &attr, cuConsoleHandler, NULLP); + if(retVal != 0) + { + DU_LOG("\nERROR --> CU_STUB : Thread creation failed. Cause %d", retVal); + } + pthread_attr_destroy(&attr); + /* Read CU configurations */ readCuCfg(); + /* Start CU-EGTP */ + egtpActvInit(); + egtpInitReq(); + /* Initializing SCTP global parameters */ - sctpActvInit(0, 0, 0, 0); + sctpActvInit(); /* Start CU-SCTP to listen on incoming connection */ - sctpStartReq(); + sctpCfgReq(); + sctpStartReq(); - RETVALUE(ROK); + return ROK; } /******************************************************************* @@ -104,32 +133,364 @@ S16 tst() void readCuCfg() { - U32 ipv4_du, ipv4_cu; + uint8_t numDu; + uint32_t ipv4_du, ipv4_cu; - printf("\nReading CU configurations"); + DU_LOG("\nDEBUG --> CU_STUB : Reading CU configurations"); - cmInetAddr((S8*)DU_IP_V4_ADDR, &ipv4_du); - cmInetAddr((S8*)CU_IP_V4_ADDR, &ipv4_cu); - //U32 ipv6_int = inet_addr(DU_IP_V6_ADDR); - - cuCfgParams.cuId = CU_ID; - strcpy(cuCfgParams.cuName, CU_NAME); - - /* DU IP Address and Port*/ - cuCfgParams.sctpParams.duIpAddr.ipV4Pres = true; - cuCfgParams.sctpParams.duIpAddr.ipV4Addr = ipv4_du; - cuCfgParams.sctpParams.duIpAddr.ipV6Pres = false; - //strcpy(cuCfgParams.sctpParams.duIpAddr.ipV6Addr, (char*)DU_IP_V6_ADDR); - cuCfgParams.sctpParams.duPort = DU_PORT; + cuCb.cuCfgParams.cuId = CU_ID; + strcpy(cuCb.cuCfgParams.cuName, CU_NAME); - /* CU IP Address and Port*/ - cuCfgParams.sctpParams.cuIpAddr.ipV4Pres = true; - cuCfgParams.sctpParams.cuIpAddr.ipV4Addr = ipv4_cu; - cuCfgParams.sctpParams.cuIpAddr.ipV6Pres = false; - //strcpy(cuCfgParams.sctpParams.cuIpAddr.ipV6Addr, DU_IP_V6_ADDR); - cuCfgParams.sctpParams.cuPort = CU_PORT; +#ifdef O1_ENABLE + if( getStartupConfigForStub(&g_cfg) != ROK ) + { + DU_LOG("\nError --> CU_STUB : Could not fetch startup "\ + "configurations from Netconf interface\n"); + exit(1); + } + + cmInetAddr((S8*)g_cfg.DU_IPV4_Addr, &ipv4_du); + cuCb.cuCfgParams.sctpParams.destCb[0].destIpAddr.ipV4Addr = ipv4_du; + cuCb.cuCfgParams.sctpParams.destCb[0].destIpAddr.ipV6Pres = false; + + cmInetAddr((S8*)g_cfg.CU_IPV4_Addr, &ipv4_cu); + cuCb.cuCfgParams.sctpParams.localIpAddr.ipV4Addr = ipv4_cu; + cuCb.cuCfgParams.sctpParams.localIpAddr.ipV6Pres = false; + + cuCb.cuCfgParams.sctpParams.destCb[0].destPort = g_cfg.DU_Port; + cuCb.cuCfgParams.sctpParams.f1SctpPort = g_cfg.CU_Port; + cuCb.cuCfgParams.sctpParams.numDestNode = 1; + cuCb.cuCfgParams.egtpParams.localIp.ipV4Pres = TRUE; + cuCb.cuCfgParams.egtpParams.localIp.ipV4Addr = ipv4_cu; + cuCb.cuCfgParams.egtpParams.localPort = F1_EGTP_PORT; + cuCb.cuCfgParams.egtpParams.dstCfg[0].dstIp.ipV4Pres = TRUE; + cuCb.cuCfgParams.egtpParams.dstCfg[0].dstIp.ipV4Addr = ipv4_du; + cuCb.cuCfgParams.egtpParams.dstCfg[0].dstPort = F1_EGTP_PORT; + cuCb.cuCfgParams.egtpParams.minTunnelId = MIN_TEID; + cuCb.cuCfgParams.egtpParams.currTunnelId = cuCb.cuCfgParams.egtpParams.minTunnelId; + cuCb.cuCfgParams.egtpParams.maxTunnelId = MAX_TEID; + cuCb.cuCfgParams.egtpParams.numDu = 1; + +#else + /* CU IP Address and Port*/ + memset(&ipv4_du, 0, sizeof(uint32_t)); + cmInetAddr((S8*)LOCAL_IP_CU, &ipv4_cu); + + cuCb.cuCfgParams.sctpParams.localIpAddr.ipV4Addr = ipv4_cu; + cuCb.cuCfgParams.sctpParams.localIpAddr.ipV6Pres = false; + cuCb.cuCfgParams.sctpParams.f1SctpPort = F1_SCTP_PORT; + + cuCb.cuCfgParams.egtpParams.localIp.ipV4Pres = TRUE; + cuCb.cuCfgParams.egtpParams.localIp.ipV4Addr = ipv4_cu; + cuCb.cuCfgParams.egtpParams.localPort = F1_EGTP_PORT; + + cuCb.cuCfgParams.sctpParams.numDestNode = 0; + cuCb.cuCfgParams.egtpParams.numDu = 0; + + numDu = 0; + while(numDu < NUM_F1_ASSOC) + { + /* DU IP Address */ + memset(&ipv4_du, 0, sizeof(uint32_t)); + cmInetAddr((S8*)REMOTE_IP_DU[numDu], &ipv4_du); + + /* SCTP Parameters */ + cuCb.cuCfgParams.sctpParams.destCb[numDu].destIpAddr.ipV4Addr = ipv4_du; + cuCb.cuCfgParams.sctpParams.destCb[numDu].destIpAddr.ipV6Pres = false; + cuCb.cuCfgParams.sctpParams.destCb[numDu].destPort = F1_SCTP_PORT; + + /* EGTP Parameters */ + cuCb.cuCfgParams.egtpParams.dstCfg[numDu].dstIp.ipV4Pres = TRUE; + cuCb.cuCfgParams.egtpParams.dstCfg[numDu].dstIp.ipV4Addr = ipv4_du; + cuCb.cuCfgParams.egtpParams.dstCfg[numDu].dstPort = F1_EGTP_PORT; + + (numDu)++; + } + + cuCb.cuCfgParams.egtpParams.minTunnelId = MIN_TEID; + cuCb.cuCfgParams.egtpParams.currTunnelId = cuCb.cuCfgParams.egtpParams.minTunnelId; + cuCb.cuCfgParams.egtpParams.maxTunnelId = MAX_TEID; + cuCb.cuCfgParams.egtpParams.numDu = numDu; + cuCb.cuCfgParams.sctpParams.numDestNode = numDu; +#endif + + /*PLMN*/ + cuCb.cuCfgParams.plmn.mcc[0] = PLMN_MCC0; + cuCb.cuCfgParams.plmn.mcc[1] = PLMN_MCC1; + cuCb.cuCfgParams.plmn.mcc[2] = PLMN_MCC2; + cuCb.cuCfgParams.plmn.mnc[0] = PLMN_MNC0; + cuCb.cuCfgParams.plmn.mnc[1] = PLMN_MNC1; + cuCb.cuCfgParams.plmn.mnc[2] = PLMN_MNC2; + + /*RRC Version*/ + cuCb.cuCfgParams.rrcVersion.rrcVer = RRC_VER; + cuCb.cuCfgParams.rrcVersion.extRrcVer = EXT_RRC_VER; + + + } /* End of readCuCfg */ + +/******************************************************************* + * + * @brief Initiates inter DU handover + * + * @details + * + * Function : initiateInterDuHandover + * + * Functionality: Initiates the first procedure of inter-DU + * handover i.eG GNB-DU configuration query to source DU + * + * @params[in] Source DU Id + * Target DU Id + * UE Id to be handed off + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void initiateInterDuHandover(uint32_t sourceDuId, uint32_t targetDuId, uint32_t ueId) +{ + uint8_t duIdx = 0; + DuDb *duDb = NULLP; + CuUeCb *ueCb = NULLP; + + SEARCH_DU_DB(duIdx, sourceDuId, duDb); + if(duDb) + ueCb = &duDb->ueCb[ueId-1]; + if(ueCb) + { + ueCb->state = UE_HANDOVER_IN_PROGRESS; + ueCb->hoInfo.sourceDuId = sourceDuId; + ueCb->hoInfo.targetDuId = targetDuId; + } + + DU_LOG("\nINFO --> CU_STUB: Inter-DU Handover Started for ueId [%d] from DU ID [%d] to DU ID [%d]", \ + ueId, sourceDuId, targetDuId); + BuildAndSendUeContextModificationReq(sourceDuId, ueCb, QUERY_CONFIG); +} + +/******************************************************************* + * + * @brief start Dl data + * + * @details + * + * Function : startDlData + * + * Functionality: start the downlink data + * + * @params[in] + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t startDlData() +{ + uint32_t teId = 0; + uint32_t duId; + uint8_t ret = ROK; + uint8_t cnt = 0; + int32_t totalNumOfTestFlow = 20; + EgtpTeIdCb *teidCb = NULLP; + + while(totalNumOfTestFlow) + { + for(duId = 1; duId <= cuCb.cuCfgParams.egtpParams.numDu; duId++) + { + for(teId = 1; teId <= NUM_TUNNEL_TO_PUMP_DATA; teId++) + { + teidCb = NULLP; + cmHashListFind(&(egtpCb.dstCb[duId-1].teIdLst), (uint8_t *)&(teId), sizeof(uint32_t), 0, (PTR *)&teidCb); + if(teidCb) + { + cnt =0; + DU_LOG("\nDEBUG --> EGTP: Sending DL User Data(duId %d, teId:%d)\n", duId, teId); + while(cnt < NUM_DL_PACKETS) + { + ret = cuEgtpDatReq(duId, teId); + if(ret != ROK) + { + DU_LOG("\nERROR --> EGTP: Issue with teid=%d\n",teId); + break; + } + /* TODO : sleep(1) will be removed later once we will be able to + * support the continuous data pack transfer */ + sleep(1); + cnt++; + } + } + else + { + DU_LOG("\nDEBUG --> EGTP: TunnelId Not Found for (duId %d, teId:%d)\n", duId, teId); + } + } + } + totalNumOfTestFlow--; + } + + return ROK; +} + +/******************************************************************* + * + * @brief Handles Console input + * + * @details + * + * Function : cuConsoleHandler + * + * Functionality: Handles Console input + * + * @params[in] + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void *cuConsoleHandler(void *args) +{ + char ch; + + while(true) + { + ch = getchar(); + /* Send DL user data to CU when user enters 'd' on console */ + if(ch == 'd') + { + + /* Change #if 0 to #if 1 to take input from user */ +#if 0 + DU_LOG("\n EGTP --> : Enter TEID id(1..10) where DL Data to be sent\n"); + scanf("%d",&teId); + + if(teId > MAX_TEID || teId < MIN_TEID) + { + DU_LOG("\nERROR --> EGTP : TEID(%x) OUT Of Range",teId); + printf("\n"); + continue; + } + /* Start Pumping data from CU to DU */ + DU_LOG("\nDEBUG --> EGTP: Sending DL User Data(teId:%d)\n",teId); + + cnt =0; + while(cnt < NUM_DL_PACKETS) + { + ret = cuEgtpDatReq(teId); + if(ret != ROK) + { + DU_LOG("\nERROR --> EGTP: Issue with teid=%d\n",teId); + break; + } + cnt++; + } +#else + + /* This variable is taken for sending specific number of downlink data packet. + * Presently the code is supporting total 4500 data packets trasfer for 3 UEs only with sleep(1). + * If you wants to pump data for 3 UE change the following macro values + * NUM_TUNNEL_TO_PUMP_DATA = 9, NUM_DL_PACKETS = 1. + * totalDataPacket = totalNumOfTestFlow * NUM_TUNNEL_TO_PUMP_DATA * NUM_DL_PACKETS + * totalDataPacket = [500*9*1] */ + + startDlData(); +#endif + continue; + } + + /* Start Handover procedure towards DU when 'h' is received from console input */ + else if(ch == 'h') + { + uint32_t sourceDuId, targetDuId, ueId; + + DU_LOG("\nEnter Source DU ID for Inter-DU Handover"); + scanf("%d", &sourceDuId); + DU_LOG("\nEnter Target DU ID for Inter-DU Handover"); + scanf("%d", &targetDuId); + DU_LOG("\nEnter DU UE F1AP ID to be handed over"); + scanf("%d", &ueId); + + initiateInterDuHandover(sourceDuId, targetDuId, ueId); + } + /* Start Idle mode paging when 'p' is received from console input */ + else if(ch == 'p') + { + uint64_t sTmsi = 0; + uint8_t duId = 0; + + DU_LOG("\nEnter DU ID on which this UE to be pagged"); + scanf("%d", &duId); + DU_LOG("\nEnter 5g-S-TMSI"); + scanf("%lu", &sTmsi); + + if(BuildAndSendPagingMsg(sTmsi, duId) != ROK) + { + DU_LOG("\nERROR --> EGTP: Failed to build and send paging message for 5gsTmsi[%lu]\n", sTmsi); + } + continue; + } + else if(ch == 'm') + { + uint8_t ueId = 1; + uint8_t duId = 0; + uint8_t duIdx = 0; + DuDb *duDb = NULLP; + CuUeCb *ueCb = NULLP; + + DU_LOG("\nEnter DU ID whose UE has to be modified"); + scanf("%d", &duId); + DU_LOG("\nEnter UE ID to be modified"); + scanf("%d", &ueId); + + DU_LOG("\nINFO --> CU_STUB: UE Context Mod for ueId [%d] at DU ID [%d]", \ + ueId, duId); + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb) + { + ueCb = &duDb->ueCb[ueId-1]; + BuildAndSendUeContextModificationReq(duId, ueCb, MODIFY_UE); + } + else + { + DU_LOG("ERROR --> DuDb is NULLP"); + } + continue; + + } + /*UE context release command from CU*/ + else if(ch == 'c') + { + uint32_t duId, cuUeF1apId, duUeF1apId; + uint8_t duIdx = 0; + DuDb *duDb = NULLP; + + DU_LOG("\nEnter DU ID on which UE has to be released"); + scanf("%d", &duId); + DU_LOG("\nEnter UE ID to be released"); + scanf("%d", &duUeF1apId); + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb) + { + if(duDb->ueCb[duUeF1apId-1].gnbDuUeF1apId == duUeF1apId) + { + cuUeF1apId = duDb->ueCb[duUeF1apId-1].gnbCuUeF1apId; + DU_LOG("INFO --> CU_STUB: Cu UeId: %d Du UeId:%d",cuUeF1apId, duUeF1apId); + BuildAndSendUeContextReleaseCommand(duId, cuUeF1apId, duUeF1apId); + } + else + { + DU_LOG("ERROR --> CU_STUB: Du UeId:%d in UeCb mismatch",\ + duDb->ueCb[duUeF1apId-1].gnbDuUeF1apId); + } + } + + sleep(5); + continue; + } + } +} /********************************************************************** End of file **********************************************************************/