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json.c
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/*
** ATOP - System & Process Monitor
**
** The program 'atop' offers the possibility to view the activity of
** the system on system-level as well as process-level.
**
** ==========================================================================
** Author: Fei Li & zhenwei pi
** E-mail: lifei.shirley@bytedance.com, pizhenwei@bytedance.com
** Date: August 2019
** --------------------------------------------------------------------------
** Copyright (C) 2019-2022 bytedance.com
**
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 2, or (at your option) any
** later version.
**
** This program is distributed in the hope that it will be useful, but
** WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
** See the GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
** --------------------------------------------------------------------------
**
** Revision 1.1 2019/08/08 14:02:19
** Initial revision
** Add support for json style output, basing on the parseable.c file.
**
*/
#include <sys/types.h>
#include <sys/utsname.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/time.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <time.h>
#include <pwd.h>
#include <limits.h>
#include "atop.h"
#include "photosyst.h"
#include "photoproc.h"
#include "json.h"
#define LEN_HP_SIZE 64
#define LINE_BUF_SIZE 1024
static void json_print_CPU(char *, struct sstat *, struct tstat *, int);
static void json_print_cpu(char *, struct sstat *, struct tstat *, int);
static void json_print_CPL(char *, struct sstat *, struct tstat *, int);
static void json_print_GPU(char *, struct sstat *, struct tstat *, int);
static void json_print_MEM(char *, struct sstat *, struct tstat *, int);
static void json_print_SWP(char *, struct sstat *, struct tstat *, int);
static void json_print_PAG(char *, struct sstat *, struct tstat *, int);
static void json_print_PSI(char *, struct sstat *, struct tstat *, int);
static void json_print_LVM(char *, struct sstat *, struct tstat *, int);
static void json_print_MDD(char *, struct sstat *, struct tstat *, int);
static void json_print_DSK(char *, struct sstat *, struct tstat *, int);
static void json_print_NFM(char *, struct sstat *, struct tstat *, int);
static void json_print_NFC(char *, struct sstat *, struct tstat *, int);
static void json_print_NFS(char *, struct sstat *, struct tstat *, int);
static void json_print_NET(char *, struct sstat *, struct tstat *, int);
static void json_print_IFB(char *, struct sstat *, struct tstat *, int);
static void json_print_NUM(char *, struct sstat *, struct tstat *, int);
static void json_print_NUC(char *, struct sstat *, struct tstat *, int);
static void json_print_LLC(char *, struct sstat *, struct tstat *, int);
static void json_print_PRG(char *, struct sstat *, struct tstat *, int);
static void json_print_PRC(char *, struct sstat *, struct tstat *, int);
static void json_print_PRM(char *, struct sstat *, struct tstat *, int);
static void json_print_PRD(char *, struct sstat *, struct tstat *, int);
static void json_print_PRN(char *, struct sstat *, struct tstat *, int);
static void json_print_PRE(char *, struct sstat *, struct tstat *, int);
/*
** table with possible labels and the corresponding
** print-function for json style output
*/
struct labeldef {
char *label;
int valid;
void (*prifunc)(char *, struct sstat *, struct tstat *, int);
};
static struct labeldef labeldef[] = {
{ "CPU", 0, json_print_CPU },
{ "cpu", 0, json_print_cpu },
{ "CPL", 0, json_print_CPL },
{ "GPU", 0, json_print_GPU },
{ "MEM", 0, json_print_MEM },
{ "SWP", 0, json_print_SWP },
{ "PAG", 0, json_print_PAG },
{ "PSI", 0, json_print_PSI },
{ "LVM", 0, json_print_LVM },
{ "MDD", 0, json_print_MDD },
{ "DSK", 0, json_print_DSK },
{ "NFM", 0, json_print_NFM },
{ "NFC", 0, json_print_NFC },
{ "NFS", 0, json_print_NFS },
{ "NET", 0, json_print_NET },
{ "IFB", 0, json_print_IFB },
{ "NUM", 0, json_print_NUM },
{ "NUC", 0, json_print_NUC },
{ "LLC", 0, json_print_LLC },
{ "PRG", 0, json_print_PRG },
{ "PRC", 0, json_print_PRC },
{ "PRM", 0, json_print_PRM },
{ "PRD", 0, json_print_PRD },
{ "PRN", 0, json_print_PRN },
{ "PRE", 0, json_print_PRE },
};
static int numlabels = sizeof labeldef / sizeof(struct labeldef);
/*
** analyse the json-definition string that has been
** passed as argument with the flag -J
*/
int jsondef(char *pd)
{
register int i;
char *p, *ep = pd + strlen(pd);
/*
** check if string passed behind -J is not another flag
*/
if (*pd == '-')
{
printf("json labels should be followed by label list\n");
return 0;
}
/*
** check list of comma-separated labels
*/
while (pd < ep)
{
/*
** exchange comma by null-byte
*/
if ( (p = strchr(pd, ',')) )
*p = 0;
else
p = ep-1;
/*
** check if the next label exists
*/
for (i=0; i < numlabels; i++)
{
if ( strcmp(labeldef[i].label, pd) == 0)
{
labeldef[i].valid = 1;
break;
}
}
/*
** non-existing label has been used
*/
if (i == numlabels)
{
/*
** check if special label 'ALL' has been used
*/
if ( strcmp("ALL", pd) == 0)
{
for (i=0; i < numlabels; i++)
labeldef[i].valid = 1;
break;
}
else
{
printf("json labels not supported: %s\n", pd);
return 0;
}
}
pd = p+1;
}
setbuf(stdout, (char *)0);
return 1;
}
/*
** produce json output for an interval
*/
char jsonout(time_t curtime, int numsecs,
struct devtstat *devtstat, struct sstat *sstat,
int nexit, unsigned int noverflow, char flag)
{
register int i, j, k;
char header[256];
struct tstat *tmp = devtstat->taskall;
printf("{\"host\": \"%s\", "
"\"timestamp\": %ld, "
"\"elapsed\": %d",
utsname.nodename,
curtime,
numsecs
);
/* Replace " with # in case json can not parse this out */
for (k = 0; k < devtstat->ntaskall; k++, tmp++) {
for (j = 0; (j < sizeof(tmp->gen.name)) && tmp->gen.name[j]; j++)
if ((tmp->gen.name[j] == '\"') || (tmp->gen.name[j] == '\\'))
tmp->gen.name[j] = '#';
for (j = 0; (j < sizeof(tmp->gen.cmdline) && tmp->gen.cmdline[j]); j++)
if ((tmp->gen.cmdline[j] == '\"') || (tmp->gen.cmdline[j] == '\\'))
tmp->gen.cmdline[j] = '#';
}
/*
** iterate all labels defined in labeldef[]
*/
for (i=0; i < numlabels; i++) {
if (!labeldef[i].valid)
continue;
/* prepare generic columns */
snprintf(header, sizeof header, "\"%s\"",
labeldef[i].label);
/* call all print-functions */
(labeldef[i].prifunc)(header, sstat, devtstat->taskall, devtstat->ntaskall);
}
printf("}\n");
return '\0';
}
/*
** print functions for system-level statistics
*/
static void json_calc_freqscale(count_t maxfreq, count_t cnt, count_t ticks,
count_t *freq, int *freqperc)
{
// if ticks != 0,do full calcs
if (maxfreq && ticks) {
*freq = cnt/ticks;
*freqperc = 100* *freq / maxfreq;
} else if (maxfreq) { // max frequency is known so % can be calculated
*freq = cnt;
*freqperc = 100 * cnt / maxfreq;
} else if (cnt) { // no max known, set % to 100
*freq = cnt;
*freqperc = 100;
} else { // nothing is known: set freq to 0, % to 100
*freq = 0;
*freqperc = 100;
}
}
static void json_print_CPU(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
count_t maxfreq=0;
count_t cnt=0;
count_t ticks=0;
count_t freq;
int freqperc;
int i;
// calculate average clock frequency
for (i = 0; i < ss->cpu.nrcpu; i++) {
cnt += ss->cpu.cpu[i].freqcnt.cnt;
ticks += ss->cpu.cpu[i].freqcnt.ticks;
}
maxfreq = ss->cpu.cpu[0].freqcnt.maxfreq;
json_calc_freqscale(maxfreq, cnt, ticks, &freq, &freqperc);
if (ss->cpu.all.instr == 1) {
ss->cpu.all.instr = 0;
ss->cpu.all.cycle = 0;
}
printf(", %s: {"
"\"hertz\": %u, "
"\"nrcpu\": %lld, "
"\"stime\": %lld, "
"\"utime\": %lld, "
"\"ntime\": %lld, "
"\"itime\": %lld, "
"\"wtime\": %lld, "
"\"Itime\": %lld, "
"\"Stime\": %lld, "
"\"steal\": %lld, "
"\"guest\": %lld, "
"\"freq\": %lld, "
"\"freqperc\": %d, "
"\"instr\": %lld, "
"\"cycle\": %lld}",
hp,
hertz,
ss->cpu.nrcpu,
ss->cpu.all.stime,
ss->cpu.all.utime,
ss->cpu.all.ntime,
ss->cpu.all.itime,
ss->cpu.all.wtime,
ss->cpu.all.Itime,
ss->cpu.all.Stime,
ss->cpu.all.steal,
ss->cpu.all.guest,
freq,
freqperc,
ss->cpu.all.instr,
ss->cpu.all.cycle
);
}
static void json_print_cpu(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
count_t maxfreq=0;
count_t cnt=0;
count_t ticks=0;
count_t freq;
int freqperc;
printf(", %s: [", hp);
for (i = 0; i < ss->cpu.nrcpu; i++) {
if (i > 0) {
printf(", ");
}
cnt = ss->cpu.cpu[i].freqcnt.cnt;
ticks = ss->cpu.cpu[i].freqcnt.ticks;
maxfreq= ss->cpu.cpu[0].freqcnt.maxfreq;
json_calc_freqscale(maxfreq, cnt, ticks, &freq, &freqperc);
printf("{\"cpuid\": %d, "
"\"stime\": %lld, "
"\"utime\": %lld, "
"\"ntime\": %lld, "
"\"itime\": %lld, "
"\"wtime\": %lld, "
"\"Itime\": %lld, "
"\"Stime\": %lld, "
"\"steal\": %lld, "
"\"guest\": %lld, "
"\"freq\": %lld, "
"\"freqperc\": %d, "
"\"instr\": %lld, "
"\"cycle\": %lld}",
i,
ss->cpu.cpu[i].stime,
ss->cpu.cpu[i].utime,
ss->cpu.cpu[i].ntime,
ss->cpu.cpu[i].itime,
ss->cpu.cpu[i].wtime,
ss->cpu.cpu[i].Itime,
ss->cpu.cpu[i].Stime,
ss->cpu.cpu[i].steal,
ss->cpu.cpu[i].guest,
freq,
freqperc,
ss->cpu.cpu[i].instr,
ss->cpu.cpu[i].cycle);
}
printf("]");
}
static void json_print_CPL(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"lavg1\": %.2f, "
"\"lavg5\": %.2f, "
"\"lavg15\": %.2f, "
"\"csw\": %lld, "
"\"devint\": %lld}",
hp,
ss->cpu.lavg1,
ss->cpu.lavg5,
ss->cpu.lavg15,
ss->cpu.csw,
ss->cpu.devint);
}
static void json_print_GPU(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
int i;
printf(", %s: [", hp);
for (i = 0; i < ss->gpu.nrgpus; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"gpuid\": %d, "
"\"busid\": \"%.19s\", "
"\"type\": \"%.19s\", "
"\"gpupercnow\": %d, "
"\"mempercnow\": %d, "
"\"memtotnow\": %lld, "
"\"memusenow\": %lld, "
"\"samples\": %lld, "
"\"gpuperccum\": %lld, "
"\"memperccum\": %lld, "
"\"memusecum\": %lld}",
i,
ss->gpu.gpu[i].busid,
ss->gpu.gpu[i].type,
ss->gpu.gpu[i].gpupercnow,
ss->gpu.gpu[i].mempercnow,
ss->gpu.gpu[i].memtotnow,
ss->gpu.gpu[i].memusenow,
ss->gpu.gpu[i].samples,
ss->gpu.gpu[i].gpuperccum,
ss->gpu.gpu[i].memperccum,
ss->gpu.gpu[i].memusecum);
}
printf("]");
}
static void json_print_MEM(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"physmem\": %lld, "
"\"freemem\": %lld, "
"\"cachemem\": %lld, "
"\"buffermem\": %lld, "
"\"slabmem\": %lld, "
"\"cachedrt\": %lld, "
"\"slabreclaim\": %lld, "
"\"vmwballoon\": %lld, "
"\"shmem\": %lld, "
"\"shmrss\": %lld, "
"\"shmswp\": %lld, "
"\"hugepagesz\": %lld, "
"\"tothugepage\": %lld, "
"\"freehugepage\": %lld}",
hp,
ss->mem.physmem * pagesize,
ss->mem.freemem * pagesize,
ss->mem.cachemem * pagesize,
ss->mem.buffermem * pagesize,
ss->mem.slabmem * pagesize,
ss->mem.cachedrt * pagesize,
ss->mem.slabreclaim * pagesize,
ss->mem.vmwballoon * pagesize,
ss->mem.shmem * pagesize,
ss->mem.shmrss * pagesize,
ss->mem.shmswp * pagesize,
ss->mem.hugepagesz,
ss->mem.tothugepage,
ss->mem.freehugepage);
}
static void json_print_SWP(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"totswap\": %lld, "
"\"freeswap\": %lld, "
"\"swcac\": %lld, "
"\"committed\": %lld, "
"\"commitlim\": %lld}",
hp,
ss->mem.totswap * pagesize,
ss->mem.freeswap * pagesize,
ss->mem.swapcached * pagesize,
ss->mem.committed * pagesize,
ss->mem.commitlim * pagesize);
}
static void json_print_PAG(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"compacts\": %lld, "
"\"numamigs\": %lld, "
"\"migrates\": %lld, "
"\"pgscans\": %lld, "
"\"allocstall\": %lld, "
"\"pgins\": %lld, "
"\"pgouts\": %lld, "
"\"swins\": %lld, "
"\"swouts\": %lld, "
"\"oomkills\": %lld}",
hp,
ss->mem.compactstall,
ss->mem.numamigrate,
ss->mem.pgmigrate,
ss->mem.pgscans,
ss->mem.allocstall,
ss->mem.pgins,
ss->mem.pgouts,
ss->mem.swins,
ss->mem.swouts,
ss->mem.oomkills);
}
static void json_print_PSI(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
if ( !(ss->psi.present) )
return;
printf(", %s: {"
"\"psi\": \"%c\", "
"\"cs10\": %.1f, "
"\"cs60\": %.1f, "
"\"cs300\": %.1f, "
"\"cstot\": %llu, "
"\"ms10\": %.1f, "
"\"ms60\": %.1f, "
"\"ms300\": %.1f, "
"\"mstot\": %llu, "
"\"mf10\": %.1f, "
"\"mf60\": %.1f, "
"\"mf300\": %.1f, "
"\"mftot\": %llu, "
"\"ios10\": %.1f, "
"\"ios60\": %.1f, "
"\"ios300\": %.1f, "
"\"iostot\": %llu, "
"\"iof10\": %.1f, "
"\"iof60\": %.1f, "
"\"iof300\": %.1f, "
"\"ioftot\": %llu}",
hp, ss->psi.present ? 'y' : 'n',
ss->psi.cpusome.avg10, ss->psi.cpusome.avg60,
ss->psi.cpusome.avg300, ss->psi.cpusome.total,
ss->psi.memsome.avg10, ss->psi.memsome.avg60,
ss->psi.memsome.avg300, ss->psi.memsome.total,
ss->psi.memfull.avg10, ss->psi.memfull.avg60,
ss->psi.memfull.avg300, ss->psi.memfull.total,
ss->psi.iosome.avg10, ss->psi.iosome.avg60,
ss->psi.iosome.avg300, ss->psi.iosome.total,
ss->psi.iofull.avg10, ss->psi.iofull.avg60,
ss->psi.iofull.avg300, ss->psi.iofull.total);
}
static void json_print_LVM(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; ss->dsk.lvm[i].name[0]; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"lvmname\": \"%.19s\", "
"\"io_ms\": %lld, "
"\"nread\": %lld, "
"\"nrsect\": %lld, "
"\"nwrite\": %lld, "
"\"nwsect\": %lld, "
"\"avque\": %lld, "
"\"inflight\": %lld}",
ss->dsk.lvm[i].name,
ss->dsk.lvm[i].io_ms,
ss->dsk.lvm[i].nread,
ss->dsk.lvm[i].nrsect,
ss->dsk.lvm[i].nwrite,
ss->dsk.lvm[i].nwsect,
ss->dsk.lvm[i].avque,
ss->dsk.lvm[i].inflight);
}
printf("]");
}
static void json_print_MDD(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; ss->dsk.mdd[i].name[0]; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"mddname\": \"%.19s\", "
"\"io_ms\": %lld, "
"\"nread\": %lld, "
"\"nrsect\": %lld, "
"\"nwrite\": %lld, "
"\"nwsect\": %lld, "
"\"avque\": %lld, "
"\"inflight\": %lld}",
ss->dsk.mdd[i].name,
ss->dsk.mdd[i].io_ms,
ss->dsk.mdd[i].nread,
ss->dsk.mdd[i].nrsect,
ss->dsk.mdd[i].nwrite,
ss->dsk.mdd[i].nwsect,
ss->dsk.mdd[i].avque,
ss->dsk.mdd[i].inflight);
}
printf("]");
}
static void json_print_DSK(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; ss->dsk.dsk[i].name[0]; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"dskname\": \"%.19s\", "
"\"io_ms\": %lld, "
"\"nread\": %lld, "
"\"nrsect\": %lld, "
"\"ndiscrd\": %lld, "
"\"nwrite\": %lld, "
"\"nwsect\": %lld, "
"\"avque\": %lld, "
"\"inflight\": %lld}",
ss->dsk.dsk[i].name,
ss->dsk.dsk[i].io_ms,
ss->dsk.dsk[i].nread,
ss->dsk.dsk[i].nrsect,
ss->dsk.dsk[i].ndisc,
ss->dsk.dsk[i].nwrite,
ss->dsk.dsk[i].nwsect,
ss->dsk.dsk[i].avque,
ss->dsk.dsk[i].inflight);
}
printf("]");
}
static void json_print_NFM(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; i < ss->nfs.nfsmounts.nrmounts; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"mountdev\": \"%.19s\", "
"\"bytestotread\": %lld, "
"\"bytestotwrite\": %lld, "
"\"bytesread\": %lld, "
"\"byteswrite\": %lld, "
"\"bytesdread\": %lld, "
"\"bytesdwrite\": %lld, "
"\"pagesmread\": %lld, "
"\"pagesmwrite\": %lld}",
ss->nfs.nfsmounts.nfsmnt[i].mountdev,
ss->nfs.nfsmounts.nfsmnt[i].bytestotread,
ss->nfs.nfsmounts.nfsmnt[i].bytestotwrite,
ss->nfs.nfsmounts.nfsmnt[i].bytesread,
ss->nfs.nfsmounts.nfsmnt[i].byteswrite,
ss->nfs.nfsmounts.nfsmnt[i].bytesdread,
ss->nfs.nfsmounts.nfsmnt[i].bytesdwrite,
ss->nfs.nfsmounts.nfsmnt[i].pagesmread * pagesize,
ss->nfs.nfsmounts.nfsmnt[i].pagesmwrite * pagesize);
}
printf("]");
}
static void json_print_NFC(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"rpccnt\": %lld, "
"\"rpcread\": %lld, "
"\"rpcwrite\": %lld, "
"\"rpcretrans\": %lld, "
"\"rpcautrefresh\": %lld}",
hp,
ss->nfs.client.rpccnt,
ss->nfs.client.rpcread,
ss->nfs.client.rpcwrite,
ss->nfs.client.rpcretrans,
ss->nfs.client.rpcautrefresh);
}
static void json_print_NFS(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
printf(", %s: {"
"\"rpccnt\": %lld, "
"\"rpcread\": %lld, "
"\"rpcwrite\": %lld, "
"\"nrbytes\": %lld, "
"\"nwbytes\": %lld, "
"\"rpcbadfmt\": %lld, "
"\"rpcbadaut\": %lld, "
"\"rpcbadcln\": %lld, "
"\"netcnt\": %lld, "
"\"nettcpcnt\": %lld, "
"\"netudpcnt\": %lld, "
"\"nettcpcon\": %lld, "
"\"rchits\": %lld, "
"\"rcmiss\": %lld, "
"\"rcnocache\": %lld}",
hp,
ss->nfs.server.rpccnt,
ss->nfs.server.rpcread,
ss->nfs.server.rpcwrite,
ss->nfs.server.nrbytes,
ss->nfs.server.nwbytes,
ss->nfs.server.rpcbadfmt,
ss->nfs.server.rpcbadaut,
ss->nfs.server.rpcbadcln,
ss->nfs.server.netcnt,
ss->nfs.server.nettcpcnt,
ss->nfs.server.netudpcnt,
ss->nfs.server.nettcpcon,
ss->nfs.server.rchits,
ss->nfs.server.rcmiss,
ss->nfs.server.rcnoca);
}
static void json_print_NET(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", \"NET_GENERAL\": {"
"\"rpacketsTCP\": %lld, "
"\"spacketsTCP\": %lld, "
"\"activeOpensTCP\": %lld, "
"\"passiveOpensTCP\": %lld, "
"\"retransSegsTCP\": %lld, "
"\"rpacketsUDP\": %lld, "
"\"spacketsUDP\": %lld, "
"\"rpacketsIP\": %lld, "
"\"spacketsIP\": %lld, "
"\"dpacketsIP\": %lld, "
"\"fpacketsIP\": %lld, "
"\"icmpi\" : %lld, "
"\"icmpo\" : %lld}",
ss->net.tcp.InSegs,
ss->net.tcp.OutSegs,
ss->net.tcp.ActiveOpens,
ss->net.tcp.PassiveOpens,
ss->net.tcp.RetransSegs,
ss->net.udpv4.InDatagrams +
ss->net.udpv6.Udp6InDatagrams,
ss->net.udpv4.OutDatagrams +
ss->net.udpv6.Udp6OutDatagrams,
ss->net.ipv4.InReceives +
ss->net.ipv6.Ip6InReceives,
ss->net.ipv4.OutRequests +
ss->net.ipv6.Ip6OutRequests,
ss->net.ipv4.InDelivers +
ss->net.ipv6.Ip6InDelivers,
ss->net.ipv4.ForwDatagrams +
ss->net.ipv6.Ip6OutForwDatagrams,
ss->net.icmpv4.InMsgs +
ss->net.icmpv6.Icmp6InMsgs,
ss->net.icmpv4.OutMsgs +
ss->net.icmpv6.Icmp6OutMsgs);
printf(", %s: [", hp);
for (i = 0; ss->intf.intf[i].name[0]; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"name\": \"%.19s\", "
"\"rpack\": %lld, "
"\"rbyte\": %lld, "
"\"rerrs\": %lld, "
"\"spack\": %lld, "
"\"sbyte\": %lld, "
"\"serrs\": %lld, "
"\"speed\": \"%ld\", "
"\"duplex\": %d}",
ss->intf.intf[i].name,
ss->intf.intf[i].rpack,
ss->intf.intf[i].rbyte,
ss->intf.intf[i].rerrs,
ss->intf.intf[i].spack,
ss->intf.intf[i].sbyte,
ss->intf.intf[i].serrs,
ss->intf.intf[i].speed,
ss->intf.intf[i].duplex);
}
printf("]");
}
static void json_print_IFB(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; i < ss->ifb.nrports; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"ibname\": \"%.19s\", "
"\"portnr\": \"%hd\", "
"\"lanes\": \"%hd\", "
"\"maxrate\": %lld, "
"\"rcvb\": %lld, "
"\"sndb\": %lld, "
"\"rcvp\": %lld, "
"\"sndp\": %lld}",
ss->ifb.ifb[i].ibname,
ss->ifb.ifb[i].portnr,
ss->ifb.ifb[i].lanes,
ss->ifb.ifb[i].rate,
ss->ifb.ifb[i].rcvb,
ss->ifb.ifb[i].sndb,
ss->ifb.ifb[i].rcvp,
ss->ifb.ifb[i].sndp);
}
printf("]");
}
static void json_print_NUM(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; i < ss->memnuma.nrnuma; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"numanr\": \"%d\", "
"\"frag\": \"%f\", "
"\"totmem\": %lld, "
"\"freemem\": %lld, "
"\"active\": %lld, "
"\"inactive\": %lld, "
"\"filepage\": %lld, "
"\"dirtymem\": %lld, "
"\"slabmem\": %lld, "
"\"slabreclaim\": %lld, "
"\"shmem\": %lld, "
"\"tothp\": %lld}",
ss->memnuma.numa[i].numanr,
ss->memnuma.numa[i].frag * 100.0,
ss->memnuma.numa[i].totmem * pagesize,
ss->memnuma.numa[i].freemem * pagesize,
ss->memnuma.numa[i].active * pagesize,
ss->memnuma.numa[i].inactive * pagesize,
ss->memnuma.numa[i].filepage * pagesize,
ss->memnuma.numa[i].dirtymem * pagesize,
ss->memnuma.numa[i].slabmem * pagesize,
ss->memnuma.numa[i].slabreclaim * pagesize,
ss->memnuma.numa[i].shmem * pagesize,
ss->memnuma.numa[i].tothp * ss->mem.hugepagesz);
}
printf("]");
}
static void json_print_NUC(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; i < ss->cpunuma.nrnuma; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"numanr\": \"%d\", "
"\"stime\": %lld, "
"\"utime\": %lld, "
"\"ntime\": %lld, "
"\"itime\": %lld, "
"\"wtime\": %lld, "
"\"Itime\": %lld, "
"\"Stime\": %lld, "
"\"steal\": %lld, "
"\"guest\": %lld}",
ss->cpunuma.numa[i].numanr,
ss->cpunuma.numa[i].stime,
ss->cpunuma.numa[i].utime,
ss->cpunuma.numa[i].ntime,
ss->cpunuma.numa[i].itime,
ss->cpunuma.numa[i].wtime,
ss->cpunuma.numa[i].Itime,
ss->cpunuma.numa[i].Stime,
ss->cpunuma.numa[i].steal,
ss->cpunuma.numa[i].guest);
}
printf("]");
}
static void json_print_LLC(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i;
printf(", %s: [", hp);
for (i = 0; i < ss->llc.nrllcs; i++) {
if (i > 0) {
printf(", ");
}
printf("{\"LLC\": \"%3d\", "
"\"occupancy\": \"%3.1f%%\", "
"\"mbm_total\": \"%lld\", "
"\"mbm_local\": %lld}",
ss->llc.perllc[i].id,
ss->llc.perllc[i].occupancy * 100,
ss->llc.perllc[i].mbm_total,
ss->llc.perllc[i].mbm_local);
}
printf("]");
}
/*
** print functions for process-level statistics
*/
static void json_print_PRG(char *hp, struct sstat *ss, struct tstat *ps, int nact)
{
register int i, exitcode;
static char st[3];
printf(", %s: [", hp);
for (i = 0; i < nact; i++, ps++) {
/* For one thread whose pid==tgid and isproc=n, it has the same
value with pid==tgid and isproc=y, thus filter it out. */
if (ps->gen.tgid == ps->gen.pid && !ps->gen.isproc)
continue;
if (ps->gen.excode & ~(INT_MAX))
st[0]='N';
else
st[0]='-';
if (ps->gen.excode & 0xff) // killed by signal?
{
exitcode = (ps->gen.excode & 0x7f) + 256;
if (ps->gen.excode & 0x80)
st[1] = 'C';
else
st[1] = 'S';
}
else
{
exitcode = (ps->gen.excode >> 8) & 0xff;
st[1] = 'E';
}
if (i > 0) {
printf(", ");
}
/* using getpwuid() & getpwuid to convert ruid & euid to string seems better, but the two functions take a long time */
printf("{\"pid\": %d, "
"\"name\": \"(%.19s)\", "
"\"state\": \"%c\", "
"\"ruid\": %d, "
"\"rgid\": %d, "
"\"tgid\": %d, "
"\"nthr\": %d, "
"\"st\": \"%s\", "
"\"exitcode\": %d, "
"\"btime\": \"%ld\", "
"\"cmdline\": \"(%.130s)\", "
"\"ppid\": %d, "
"\"nthrrun\": %d, "
"\"nthrslpi\": %d, "
"\"nthrslpu\": %d, "
"\"nthridle\": %d, "
"\"euid\": %d, "
"\"egid\": %d, "
"\"elaps\": \"%ld\", "
"\"isproc\": %d, "
"\"cid\": \"%.19s\"}",
ps->gen.pid,
ps->gen.name,
ps->gen.state,
ps->gen.ruid,
ps->gen.rgid,
ps->gen.tgid,
ps->gen.nthr,
st,
exitcode,
ps->gen.btime,
ps->gen.cmdline,
ps->gen.ppid,
ps->gen.nthrrun,
ps->gen.nthrslpi,
ps->gen.nthrslpu,
ps->gen.nthridle,