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openairinterface5g/common/utils/telnetsrv/telnetsrv_measurements.c
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file common/utils/telnetsrv/telnetsrv_measurements.c
* \brief: implementation of telnet commands related to measurments
* \author Francois TABURET
* \date 2019
* \version 0.1
* \company NOKIA BellLabs France
* \email: francois.taburet@nokia-bell-labs.com
* \note
* \warning
*/
#define _GNU_SOURCE
#include <sys/types.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#define TELNETSERVERCODE
#include "telnetsrv.h"
#define TELNETSRV_MEASURMENTS_MAIN
#include "common/utils/LOG/log.h"
#include "common/config/config_userapi.h"
#include "telnetsrv_measurements.h"
#include "telnetsrv_ltemeasur_def.h"
#include "telnetsrv_cpumeasur_def.h"
#include "openair2/LAYER2/MAC/mac.h"
#include "openair1/PHY/phy_extern.h"
void measurcmd_display_macstats(telnet_printfunc_t prnt);
void measurcmd_display_macstats_ue(telnet_printfunc_t prnt);
void measurcmd_display_rlcstats(telnet_printfunc_t prnt);
void measurcmd_display_phycpu(telnet_printfunc_t prnt);
void measurcmd_display_maccpu(telnet_printfunc_t prnt);
void measurcmd_display_pdcpcpu(telnet_printfunc_t prnt);
static telnet_measurgroupdef_t measurgroups[] = {
{"enb", GROUP_LTESTATS,0, measurcmd_display_macstats, {NULL}},
{"enbues",GROUP_LTESTATS,0, measurcmd_display_macstats_ue,{NULL}},
{"rlc", GROUP_LTESTATS,0, measurcmd_display_rlcstats, {NULL}},
{"phycpu",GROUP_CPUSTATS,0, measurcmd_display_phycpu, {NULL}},
{"maccpu",GROUP_CPUSTATS,0, measurcmd_display_maccpu, {NULL}},
{"pdcpcpu",GROUP_CPUSTATS,0, measurcmd_display_pdcpcpu, {NULL}},
};
#define TELNET_NUM_MEASURGROUPS (sizeof(measurgroups)/sizeof(telnet_measurgroupdef_t))
static int eNB_id =0;
static char *grouptypes[] = {"ltestats","cpustats"};
static double cpufreq;
#define TELNET_NUM_MEASURTYPES (sizeof(grouptypes)/sizeof(char *))
#define HDR "---------------------------------"
void measurcmd_display_groups(telnet_printfunc_t prnt) {
prnt(" %*s %10s %s\n",TELNET_MAXMEASURNAME_LEN-1,"name","type","nombre de mesures");
for(int i=0; i<TELNET_NUM_MEASURGROUPS; i++)
prnt("%02d %*s %10s %i\n",i,TELNET_MAXMEASURNAME_LEN-1,measurgroups[i].groupname,
grouptypes[measurgroups[i].type], measurgroups[i].size);
} /* measurcmd_display_groups */
/*----------------------------------------------------------------------------------------------------*/
/* cpu measurements functions */
void measurcmd_display_cpumeasures(telnet_printfunc_t prnt, telnet_cpumeasurdef_t *cpumeasure, int cpumeasure_size) {
for (int i=0; i<cpumeasure_size; i++) {
prnt("%02d %*s: %15.3f us; %15d %s",i,TELNET_MAXMEASURNAME_LEN-1,(cpumeasure+i)->statname,
((cpumeasure+i)->astatptr->trials!=0)?(((cpumeasure+i)->astatptr->diff)/((cpumeasure+i)->astatptr->trials))/cpufreq/1000:0,
(cpumeasure+i)->astatptr->trials, ((i%2)==1)?"|\n":" | " );
}
prnt("\n\n");
} /* measurcmd_display_measures */
#define PRINT_CPUMEAS_STATE ((cpumeas(CPUMEAS_GETSTATE))?"enabled":"disabled")
void measurcmd_display_phycpu(telnet_printfunc_t prnt) {
PHY_VARS_eNB *phyvars = RC.eNB[eNB_id][0];
telnet_cpumeasurdef_t cpumeasur[]=CPU_PHYENB_MEASURE;
prnt("%s cpu (%1.1g GHz) measurements: PHY (cpustats %s) %s\n",HDR,cpufreq,
PRINT_CPUMEAS_STATE,HDR);
measurcmd_display_cpumeasures(prnt, cpumeasur, sizeof(cpumeasur)/sizeof(telnet_cpumeasurdef_t));
}
void measurcmd_display_maccpu(telnet_printfunc_t prnt) {
eNB_MAC_INST *macvars = RC.mac[eNB_id];
telnet_cpumeasurdef_t cpumeasur[]=CPU_MACENB_MEASURE;
prnt("%s cpu (%1.1g GHz) measurements: MAC (cpustats %s) %s\n",HDR,cpufreq,
PRINT_CPUMEAS_STATE,HDR);
measurcmd_display_cpumeasures(prnt, cpumeasur, sizeof(cpumeasur)/sizeof(telnet_cpumeasurdef_t));
}
void measurcmd_display_pdcpcpu(telnet_printfunc_t prnt) {
pdcp_stats_t *pdcpvars = &(eNB_pdcp_stats[eNB_id]);
telnet_cpumeasurdef_t cpumeasur[]=CPU_PDCPENB_MEASURE;
prnt("%s cpu (%1.1g GHz) measurements: PDCP (cpustats %s) %s \n",HDR,cpufreq,
PRINT_CPUMEAS_STATE,HDR);
measurcmd_display_cpumeasures(prnt, cpumeasur, sizeof(cpumeasur)/sizeof(telnet_cpumeasurdef_t));
}
/*----------------------------------------------------------------------------------------------------*/
/* lte measurements functions */
uint64_t measurcmd_getstatvalue(telnet_ltemeasurdef_t *measur,telnet_printfunc_t prnt) {
uint64_t val;
switch(measur->vtyp) {
case TELNET_VARTYPE_INT64:
val = (uint64_t)(*((uint64_t *)(measur->vptr)));
break;
case TELNET_VARTYPE_INT32:
val = (uint64_t)(*((uint32_t *)(measur->vptr)));
break;
case TELNET_VARTYPE_INT16:
val = (uint64_t)(*((uint16_t *)(measur->vptr)));
break;
case TELNET_VARTYPE_INT8:
val = (uint64_t)(*((uint8_t *)(measur->vptr)));
break;
case TELNET_VARTYPE_UINT:
val = (uint64_t)(*((unsigned int *)(measur->vptr)));
break;
default:
prnt("%s %i: unknown type \n",measur->statname,measur->vtyp);
val = (uint64_t)(*((uint64_t *)(measur->vptr)));
break;
}
return val;
} /* measurcmd_getstatvalue */
void measurcmd_display_measures(telnet_printfunc_t prnt, telnet_ltemeasurdef_t *statsptr, int stats_size) {
for (int i=0; i<stats_size; i++) {
prnt("%*s = %15llu%s",TELNET_MAXMEASURNAME_LEN-1,statsptr[i].statname,
measurcmd_getstatvalue(&(statsptr[i]),prnt), ((i%3)==2)?"\n":" ");
}
prnt("\n\n");
} /* measurcmd_display_measures */
void measurcmd_display_macstats_ue(telnet_printfunc_t prnt) {
UE_list_t *UE_list = &(RC.mac[eNB_id]->UE_list);
for (int UE_id=UE_list->head; UE_id>=0; UE_id=UE_list->next[UE_id]) {
for (int i=0; i<UE_list->numactiveCCs[UE_id]; i++) {
int CC_id = UE_list->ordered_CCids[i][UE_id];
prnt("%s UE %i Id %i CCid %i %s\n",HDR,i,UE_id,CC_id,HDR);
eNB_UE_STATS *macuestatptr = &(UE_list->eNB_UE_stats[CC_id][UE_id]);
telnet_ltemeasurdef_t statsptr[]=LTEMAC_UEMEASURE;
measurcmd_display_measures(prnt, statsptr, sizeof(statsptr)/sizeof(telnet_ltemeasurdef_t));
}
}
} /* measurcmd_display_macstats_ue */
void measurcmd_display_macstats(telnet_printfunc_t prnt) {
for (int CC_id=0 ; CC_id < MAX_NUM_CCs; CC_id++) {
eNB_STATS *macstatptr=&(RC.mac[eNB_id]->eNB_stats[CC_id]);
telnet_ltemeasurdef_t statsptr[]=LTEMAC_MEASURE;
prnt("%s eNB %i mac stats CC %i frame %u %s\n",
HDR, eNB_id, CC_id, RC.mac[eNB_id]->frame,HDR);
measurcmd_display_measures(prnt,statsptr,sizeof(statsptr)/sizeof(telnet_ltemeasurdef_t));
}
} /* measurcmd_display_macstats */
void measurcmd_display_one_rlcstat(telnet_printfunc_t prnt, int UE_id, telnet_ltemeasurdef_t *statsptr, int num_rlcmeasure, unsigned int *rlcstats,
char *rbid_str, protocol_ctxt_t *ctxt, const srb_flag_t srb_flagP, const rb_id_t rb_idP)
{
int rlc_status = rlc_stat_req(ctxt,srb_flagP,rb_idP,
rlcstats, rlcstats+1, rlcstats+2, rlcstats+3, rlcstats+4, rlcstats+5,
rlcstats+6, rlcstats+7, rlcstats+8, rlcstats+9, rlcstats+10, rlcstats+11,
rlcstats+12, rlcstats+13, rlcstats+14, rlcstats+15, rlcstats+16, rlcstats+17,
rlcstats+18, rlcstats+19, rlcstats+20, rlcstats+21, rlcstats+22, rlcstats+23,
rlcstats+24, rlcstats+25, rlcstats+26, rlcstats+27);
if (rlc_status == RLC_OP_STATUS_OK) {
prnt("%s UE %i RLC %s mode %s %s\n",HDR,UE_id, rbid_str,
(rlcstats[0]==RLC_MODE_AM)? "AM": (rlcstats[0]==RLC_MODE_UM)?"UM":"NONE",HDR);
measurcmd_display_measures(prnt, statsptr, num_rlcmeasure);
}
} /* status measurcmd_rlc_stat_req */
void measurcmd_display_rlcstats(telnet_printfunc_t prnt) {
protocol_ctxt_t ctxt;
UE_list_t *UE_list = &(RC.mac[eNB_id]->UE_list);
telnet_ltemeasurdef_t statsptr[]=LTE_RLCMEASURE;
int num_rlcmeasure = sizeof(statsptr)/sizeof(telnet_ltemeasurdef_t );
unsigned int *rlcstats = malloc(num_rlcmeasure*sizeof(unsigned int));
eNB_MAC_INST *eNB = RC.mac[eNB_id];
for(int i=0; i <num_rlcmeasure ; i++) {
statsptr[i].vptr = rlcstats + i;
}
for (int UE_id=UE_list->head; UE_id>=0; UE_id=UE_list->next[UE_id]) {
#define NB_eNB_INST 1
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt,eNB_id, ENB_FLAG_YES,UE_list->eNB_UE_stats[0][UE_id].crnti,
eNB->frame,eNB->subframe,eNB_id);
measurcmd_display_one_rlcstat(prnt, UE_id, statsptr, num_rlcmeasure, rlcstats, "DCCH", &ctxt, SRB_FLAG_YES, DCCH);
measurcmd_display_one_rlcstat(prnt, UE_id, statsptr, num_rlcmeasure, rlcstats, "DTCH", &ctxt, SRB_FLAG_NO, DTCH-2);
}
} /* measurcmd_display_macstats_ue */
/*------------------------------------------------------------------------------------------------------------------------*/
/* function called by the telnet server when measur command is entered */
int measurcmd_show(char *buf, int debug, telnet_printfunc_t prnt) {
char *subcmd=NULL;
int idx1, idx2;
int badcmd=1;
if (debug > 0)
prnt(" measurcmd_show received %s\n",buf);
// char tmp[20480];
// dump_eNB_l2_stats(tmp, 0);
// prnt("%s\n",tmp);
int s = sscanf(buf,"%ms %i-%i\n",&subcmd, &idx1,&idx2);
if (s>0) {
if ( strcmp(subcmd,"groups") == 0) {
measurcmd_display_groups(prnt);
badcmd=0;
} else {
for (int i=0; i<TELNET_NUM_MEASURTYPES; i++) {
if(strcmp(subcmd,grouptypes[i]) == 0) {
for(int j=0; j<TELNET_NUM_MEASURGROUPS; j++) {
if(i == measurgroups[j].type) {
badcmd=0;
measurgroups[j].displayfunc(prnt);
}
} /* for j...*/
}
}/* for i...*/
for (int i=0; i<TELNET_NUM_MEASURGROUPS; i++) {
if(strcmp(subcmd,measurgroups[i].groupname) == 0) {
measurgroups[i].displayfunc(prnt);
badcmd=0;
break;
}
}
}
free(subcmd);
} /* s>0 */
if (badcmd) {
prnt("%s: unknown measur command\n",buf);
}
return CMDSTATUS_FOUND;
}
int measurcmd_cpustats(char *buf, int debug, telnet_printfunc_t prnt) {
char *subcmd=NULL;
int idx1, idx2;
int badcmd=1;
if (debug > 0)
prnt(" measurcmd_show received %s\n",buf);
int s = sscanf(buf,"%ms %i-%i\n",&subcmd, &idx1,&idx2);
if (s>0) {
if ( strcmp(subcmd,"enable") == 0) {
cpumeas(CPUMEAS_ENABLE);
badcmd=0;
} else if ( strcmp(subcmd,"disable") == 0) {
cpumeas(CPUMEAS_DISABLE);
badcmd=0;
}
}
if (badcmd) {
prnt("Cpu measurments state: %s\n",PRINT_CPUMEAS_STATE);
}
free(subcmd);
return CMDSTATUS_FOUND;
}
/*-------------------------------------------------------------------------------------*/
/* function called at telnet server init to add the measur command */
void add_measur_cmds(void) {
add_telnetcmd("measur",measur_vardef,measur_cmdarray);
cpufreq = get_cpu_freq_GHz();
}