Commit f895a286 authored by Robert Schmidt's avatar Robert Schmidt

FlexRAN: Manage PLMNs

parent df3f7e1e
dev 1 128-ues 256_QAM_demod 512-dataplane-bug-in-l2nfapi_nos1 FR2_NSA Fix_SA_SIB1 NCTU_OpinConnect_LDPC NR-PHY-MAC-IF-multi-UE NRPRACH_highSpeed_saankhya NRUE_usedlschparallel NR_10MHz NR_2port_CSIRS NR_CSIRS_tomerge NR_CSI_reporting NR_DLUL_PF NR_DLUL_PF_4UL NR_DLUL_PF_rebased NR_DL_MIMO NR_DL_sched_fixes NR_DL_scheduler NR_F1C_F1U_extensions NR_FAPI_beamindex_SSB_RO NR_FAPI_beamindex_SSB_RO_SEMPROJ NR_FDD_FIX NR_FR2_RA NR_FR2_RRC_SSB NR_FR2_initsync_fixes NR_MAC_Multi_Rach_GlobalEdge NR_MAC_Multi_Rach_GlobalEdge-old NR_MAC_SSB NR_MAC_SSB_RO_GlobalEdge NR_MAC_SSB_RO_UE_IDCC NR_MAC_SSB_RO_merge NR_MAC_TCI_UCI_GlobalEdge NR_MCS_BLER NR_NGAP NR_PUCCH_MultiUE NR_RA_cleanup NR_RA_updates NR_RRCConfiguration_FR2 NR_RRCReconfiguration_BWP NR_RRC_config_simplified NR_SA_F1AP_5GRECORDS NR_SA_F1AP_5GRECORDS-USIM NR_SA_F1AP_5GRECORDS-wf-0623 NR_SA_F1AP_5GRECORDS_lts NR_SA_F1AP_RFSIMULATOR NR_SA_F1AP_RFSIMULATOR2 NR_SA_F1AP_RFSIMULATOR2_SRB NR_SA_F1AP_RFSIMULATOR3 NR_SA_F1AP_RFSIMULATOR3_tmp NR_SA_F1AP_RFSIMULATOR3_wf NR_SA_F1AP_RFSIMULATOR_w5GCN NR_SA_F1AP_dev NR_SA_NGAP_RRC NR_SA_NGAP_RRC_wk42 NR_SA_itti_sim_wk48 NR_SA_itti_sim_wk48_hs NR_SA_itti_sim_wk48_hs1 NR_SA_w5GCN_new_gtpu NR_SCHED_HARQ NR_SCHED_PDCCH_PUCCH_HARQ NR_SCHED_PDCCH_PUCCH_HARQ_rebased NR_SCHED_fixes NR_SRB_Config NR_UE_CONFIG_REQ_FIXES NR_UE_MAC_scheduler NR_UE_PUCCH_bugfixes NR_UE_RA_fixes NR_UE_SA NR_UE_SSB_meas NR_UE_UL_DCI_improvements NR_UE_dlsch_bugfix NR_UE_enable_parallelization NR_UE_rework_test NR_UE_reworking_UCI_procedures NR_UE_stability_fixes NR_UL_SCFDMA_100MHz NR_UL_scheduler NR_UL_scheduler_rebased NR_Wireshark NR_beam_simulation NR_cleanup_PUCCH_resources NR_gNB_initial_MIB_fix NR_mac_uci_functions_rework NR_multiplexing_HARQ_CSI_PUCCH NR_new_ul_antennaports NR_phytest_bugfixes NR_reworking_UL_antennaports NR_scheduling_CSIRS NR_scheduling_request NR_scheduling_request2 NR_scheduling_request3 PBCHNRTCFIX PUSCH_TA_update RA_CI_test RFquality Saankhya_NRPRACH_HighSpeed Test_SA_5GREC UE_DL_DCI_hotfix add-dmrs-test add-ru-docker-image avxllr bandwidth-testing bch-fixes-bitmap benetel_5g_prach_fix benetel_config_file_fix benetel_dpdk20 benetel_driver_uldl_pf_merge benetel_driver_update benetel_fixes benetel_phase_rotation benetel_phase_rotation_old bsr-fix bugfix-free-ra-process bugfix-nr-bands bugfix-nr-ldpc-post-processing bugfix-nr-ldpc-size-typo bugfix-nr-pdcp-sn-size bugfix-nr-rate-matching-assertion bugfix-nr-t-reordering bugfix-x2-SgNBAdditionRequest bugfix_gnb_rt_stats_html bupt-sa-merge cce_indexing_fix cce_indexing_fix2 ci-add-sabox-support ci-deploy-asterix ci-deploy-docker-compose ci-fix-module-ul-iperf ci-new-docker-pipeline ci-reduce-nb-vms ci-test ci-ul-iperf-from-trf-container ci_benetel_longrun_limits ci_benetel_test ci_fix_iperf_for_module ci_hotfix_module_ue_ip_address ci_improve_module_ctl ci_nsa_2x2_implem ci_nsa_benetel ci_nsa_fixes ci_nsa_pipes_improve ci_nsa_test_integration_2021_wk19 ci_nsa_traces ci_nsa_uplink ci_phytest ci_quectel_support 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minor-fix-doc-basic-sim mosaic5g-oai-ran mosaic5g-oai-sim msg4_phy_0303_lfq multiple_ssb_sib1_bugfix nasmesh_kernel_5.8 new-gtpu nfapi_nr_arch_mod nfapi_nr_develop nfapi_nr_develop_new ngap-dlul ngap-support ngap-w48-merge2 ngap-wf ngap-wf-1120 ngap-wf-1120-srb ngap-wf-1120-srb-gtp ngap-wf-1120-srb-gtp-hs ngap-wf-1120-srb-gtp-hs1 ngap-wf-1120-srb-gtp-hs2 ngap-wf-1120-srb-gtp-yhz ngap-wf-1203-yunsdr ngap-wf-liuyu ngap_lfq_1120 ngap_merge noCore nr-bsr-fix nr-dl-mimo-2layer nr-dmrs-fixes nr-mac-pdu-wireshark nr-mac-remove-ue-list nr-pdcp-benchmarking nr-pdcp-improvements nr-pdcp-nea2-security nr-pdcp-nia2-integrity nr-pdcp-small-bugfixes nr-pdcp-srb-integrity nr-ra-fix nr-rlc-am-bugfix-w44 nr-rlc-bugfix-w44 nr-stats-print nrPBCHTCFix nrPbchTcFix nrUE nrUE-hs nrUE-upper-layer nr_bsr nr_dl_dmrs_type2 nr_dl_pf nr_dl_pf2 nr_dl_ul_ptrs nr_fdd_if_fix nr_improve_chanest nr_power_measurement_fixes nr_prach_fr2 nr_ue_msg3 nr_ue_pdcp_fix nr_ue_remove_high_speed_flag nr_ue_tti_cleanup nr_ul_pf 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......@@ -158,6 +158,30 @@ void flexran_agent_handle_mme_update(mid_t mod_id,
}
}
void flexran_agent_handle_plmn_update(mid_t mod_id,
int CC_id,
size_t n_plmn,
Protocol__FlexPlmn **plmn_id) {
if (n_plmn < 1 || n_plmn > 6) {
LOG_E(FLEXRAN_AGENT, "cannot handle %lu PLMNs\n", n_plmn);
return;
}
/* We assume the controller has checked all the parameters within each
* plmn_id */
int rc = flexran_set_new_plmn_id(mod_id, CC_id, n_plmn, plmn_id);
if (rc == 0) {
LOG_I(FLEXRAN_AGENT, "set %lu new PLMNs:\n", n_plmn);
for (int i = 0; i < (int)n_plmn; ++i)
LOG_I(FLEXRAN_AGENT, " MCC %d MNC %d MNC length %d\n",
plmn_id[i]->mcc, plmn_id[i]->mnc, plmn_id[0]->mnc_length);
} else {
LOG_W(FLEXRAN_AGENT,
"could not set new PLMN configuration: flexran_set_new_plmn_id() returned %d\n",
rc);
}
}
int flexran_agent_register_s1ap_xface(mid_t mod_id) {
if (agent_s1ap_xface[mod_id]) {
LOG_E(FLEXRAN_AGENT, "S1AP agent CM for eNB %d is already registered\n", mod_id);
......
......@@ -65,6 +65,12 @@ void flexran_agent_handle_mme_update(mid_t mod_id,
size_t n_mme,
Protocol__FlexS1apMme **mme);
/* Set a new PLMN configuration */
void flexran_agent_handle_plmn_update(mid_t mod_id,
int CC_id,
size_t n_plmn,
Protocol__FlexPlmn **plmn_id);
/* Register technology specific interface callbacks */
int flexran_agent_register_s1ap_xface(mid_t mod_id);
......
......@@ -915,6 +915,12 @@ int flexran_agent_handle_enb_config_reply(mid_t mod_id, const void *params, Prot
if (rc < 0)
LOG_E(FLEXRAN_AGENT, "Error in configuring X2 handover controlled by network");
}
if (flexran_agent_get_rrc_xface(mod_id) && enb_config->cell_config[0]->n_plmn_id > 0) {
flexran_agent_handle_plmn_update(mod_id,
0,
enb_config->cell_config[0]->n_plmn_id,
enb_config->cell_config[0]->plmn_id);
}
}
if (flexran_agent_get_s1ap_xface(mod_id) && enb_config->s1ap) {
......
......@@ -3724,6 +3724,77 @@ int flexran_remove_s1ap_mme(mid_t mod_id, size_t n_mme, char **mme_ipv4) {
return 0;
}
int flexran_set_new_plmn_id(mid_t mod_id, int CC_id, size_t n_plmn, Protocol__FlexPlmn **plmn_id) {
if (!rrc_is_present(mod_id))
return -1;
s1ap_eNB_instance_t *s1ap = s1ap_eNB_get_instance(mod_id);
if (!s1ap)
return -2;
eNB_RRC_INST *rrc = RC.rrc[CC_id];
RrcConfigurationReq *conf = &rrc->configuration;
uint8_t num_plmn_old = conf->num_plmn;
uint16_t mcc[PLMN_LIST_MAX_SIZE];
uint16_t mnc[PLMN_LIST_MAX_SIZE];
uint8_t mnc_digit_length[PLMN_LIST_MAX_SIZE];
for (int i = 0; i < num_plmn_old; ++i) {
mcc[i] = conf->mcc[i];
mnc[i] = conf->mnc[i];
mnc_digit_length[i] = conf->mnc_digit_length[i];
}
conf->num_plmn = (uint8_t) n_plmn;
for (int i = 0; i < conf->num_plmn; ++i) {
conf->mcc[i] = plmn_id[i]->mcc;
conf->mnc[i] = plmn_id[i]->mnc;
conf->mnc_digit_length[i] = plmn_id[i]->mnc_length;
}
rrc_eNB_carrier_data_t *carrier = &rrc->carrier[CC_id];
extern uint8_t do_SIB1(rrc_eNB_carrier_data_t *carrier,
int Mod_id,
int CC_id,
BOOLEAN_t brOption,
RrcConfigurationReq *configuration);
carrier->sizeof_SIB1 = do_SIB1(carrier, mod_id, CC_id, FALSE, conf);
if (carrier->sizeof_SIB1 < 0)
return -1337; /* SIB1 encoding failed, hell will probably break loose */
s1ap->num_plmn = (uint8_t) n_plmn;
for (int i = 0; i < conf->num_plmn; ++i) {
s1ap->mcc[i] = plmn_id[i]->mcc;
s1ap->mnc[i] = plmn_id[i]->mnc;
s1ap->mnc_digit_length[i] = plmn_id[i]->mnc_length;
}
int bpn_failed = 0;
struct s1ap_eNB_mme_data_s *mme = NULL;
RB_FOREACH(mme, s1ap_mme_map, &s1ap->s1ap_mme_head) {
for (int i = 0; i < mme->broadcast_plmn_num; ++i) {
/* search the new index and update. If we don't find, we count this using
* bpn_failed to now how many broadcast_plmns could not be updated */
int idx = mme->broadcast_plmn_index[i];
int omcc = mcc[idx];
int omnc = mnc[idx];
int omncl = mnc_digit_length[idx];
int j = 0;
for (j = 0; j < s1ap->num_plmn; ++j) {
if (s1ap->mcc[j] == omcc
&& s1ap->mnc[j] == omnc
&& s1ap->mnc_digit_length[j] == omncl) {
mme->broadcast_plmn_index[i] = j;
break;
}
}
if (j == s1ap->num_plmn) /* could not find the old PLMN in the new ones */
bpn_failed++;
}
}
if (bpn_failed > 0)
return -10000 - bpn_failed;
return 0;
}
int flexran_get_s1ap_ue(mid_t mod_id, rnti_t rnti, Protocol__FlexS1apUe * ue_conf){
if (!rrc_is_present(mod_id)) return -1;
......
......@@ -838,6 +838,9 @@ int flexran_add_s1ap_mme(mid_t mod_id, size_t n_mme, char **mme_ipv4);
/* Remove MMEs and and cut SCTP to MME */
int flexran_remove_s1ap_mme(mid_t mod_id, size_t n_mme, char **mme_ipv4);
/* Set a new PLMN configuration */
int flexran_set_new_plmn_id(mid_t mod_id, int CC_id, size_t n_plmn, Protocol__FlexPlmn **plmn_id);
/********************* general information *****************/
/* get an ID for this BS (or part of a BS) */
uint64_t flexran_get_bs_id(mid_t mod_id);
......
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