138 lines
4.0 KiB
C
138 lines
4.0 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include "openair2/RRC/NR/rrc_gNB_UE_context.h"
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#include "openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
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#include "openair2/LAYER2/nr_rlc/nr_rlc_oai_api.h"
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#include "openair2/LAYER2/nr_rlc/nr_rlc_ue_manager.h"
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#include "openair2/LAYER2/nr_rlc/nr_rlc_entity_am.h"
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#define TELNETSERVERCODE
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#include "telnetsrv.h"
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#define ERROR_MSG_RET(mSG, aRGS...) do { prnt(mSG, ##aRGS); return 1; } while (0)
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static int get_single_ue_rnti_mac(void)
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{
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NR_UE_info_t *ue = NULL;
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UE_iterator(RC.nrmac[0]->UE_info.list, it) {
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if (it && ue)
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return -1;
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if (it)
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ue = it;
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}
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if (!ue)
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return -1;
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return ue->rnti;
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}
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int get_single_rnti(char *buf, int debug, telnet_printfunc_t prnt)
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{
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if (buf)
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ERROR_MSG_RET("no parameter allowed\n");
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int rnti = get_single_ue_rnti_mac();
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if (rnti < 1)
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ERROR_MSG_RET("different number of UEs\n");
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prnt("single UE RNTI %04x\n", rnti);
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return 0;
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}
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int get_reestab_count(char *buf, int debug, telnet_printfunc_t prnt)
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{
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if (!RC.nrrrc)
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ERROR_MSG_RET("no RRC present, cannot list counts\n");
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rrc_gNB_ue_context_t *ue = NULL;
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int rnti = -1;
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if (!buf) {
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rrc_gNB_ue_context_t *l = NULL;
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int n = 0;
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RB_FOREACH(l, rrc_nr_ue_tree_s, &RC.nrrrc[0]->rrc_ue_head) {
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if (ue == NULL) ue = l;
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n++;
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}
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if (!ue)
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ERROR_MSG_RET("could not find any UE in RRC\n");
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if (n > 1)
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ERROR_MSG_RET("more than one UE in RRC present\n");
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} else {
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rnti = strtol(buf, NULL, 16);
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if (rnti < 1 || rnti >= 0xfffe)
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ERROR_MSG_RET("RNTI needs to be [1,0xfffe]\n");
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ue = rrc_gNB_get_ue_context_by_rnti_any_du(RC.nrrrc[0], rnti);
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if (!ue)
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ERROR_MSG_RET("could not find UE with RNTI %04x in RRC\n");
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}
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prnt("UE RNTI %04x reestab %d reconf_after_reestab %d\n",
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ue->ue_context.rnti,
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ue->ue_context.ue_reestablishment_counter,
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ue->ue_context.ue_reconfiguration_after_reestablishment_counter);
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return 0;
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}
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int trigger_reestab(char *buf, int debug, telnet_printfunc_t prnt)
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{
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if (!RC.nrmac)
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ERROR_MSG_RET("no MAC/RLC present, cannot trigger reestablishment\n");
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int rnti = -1;
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if (!buf) {
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rnti = get_single_ue_rnti_mac();
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if (rnti < 1)
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ERROR_MSG_RET("no UE found\n");
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} else {
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rnti = strtol(buf, NULL, 16);
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if (rnti < 1 || rnti >= 0xfffe)
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ERROR_MSG_RET("RNTI needs to be [1,0xfffe]\n");
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}
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nr_rlc_test_trigger_reestablishment(rnti);
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prnt("Reset RLC counters of UE RNTI %04x to trigger reestablishment\n", rnti);
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return 0;
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}
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static telnetshell_cmddef_t cicmds[] = {
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{"get_single_rnti", "", get_single_rnti},
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{"force_reestab", "[rnti(hex,opt)]", trigger_reestab},
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{"get_reestab_count", "[rnti(hex,opt)]", get_reestab_count},
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{"", "", NULL},
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};
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static telnetshell_vardef_t civars[] = {
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{"", 0, 0, NULL}
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};
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void add_ci_cmds(void) {
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add_telnetcmd("ci", civars, cicmds);
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}
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