You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
137 lines
3.8 KiB
137 lines
3.8 KiB
/*************************************************************************** |
|
* Copyright (C) 06/2006 by Olaf Rempel * |
|
* razzor@kopf-tisch.de * |
|
* * |
|
* 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 of the License, 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. * |
|
***************************************************************************/ |
|
#include <stdio.h> |
|
#include <stdlib.h> |
|
#include <string.h> |
|
|
|
#include "helper.h" |
|
#include "plugins.h" |
|
#include "probe.h" |
|
|
|
#define DS_CPU 1 |
|
#define DS_PROC 2 |
|
|
|
struct sammler_plugin plugin; |
|
|
|
static const char *cpu_ds_def = { |
|
"DS:user:COUNTER:15:0:U " |
|
"DS:nice:COUNTER:15:0:U " |
|
"DS:system:COUNTER:15:0:U " |
|
"DS:idle:COUNTER:15:0:U " |
|
"DS:iowait:COUNTER:15:0:U " |
|
"DS:irq:COUNTER:15:0:U " |
|
"DS:softirq:COUNTER:15:0:U " |
|
"DS:steal:COUNTER:15:0:U " |
|
}; |
|
|
|
static const char *proc_ds_def = { |
|
"DS:intr:COUNTER:15:0:U " |
|
"DS:ctxt:COUNTER:15:0:U " |
|
"DS:fork:COUNTER:15:0:U " |
|
}; |
|
|
|
static const char * get_ds(int ds_id) |
|
{ |
|
switch (ds_id) { |
|
case DS_CPU: |
|
return cpu_ds_def; |
|
|
|
case DS_PROC: |
|
return proc_ds_def; |
|
|
|
default: |
|
return NULL; |
|
} |
|
} |
|
|
|
struct proc_ { |
|
unsigned long long intr; |
|
unsigned long long ctxt; |
|
unsigned long long fork; |
|
}; |
|
|
|
static int probe(void) |
|
{ |
|
FILE *fp; |
|
struct proc_ proc; |
|
|
|
memset(&proc, 0, sizeof(proc)); |
|
|
|
fp = fopen("/proc/stat", "r"); |
|
if (fp == NULL) { |
|
log_print(LOG_WARN, "plugin stat"); |
|
return -1; |
|
} |
|
|
|
while (fgets(plugin.buffer, plugin.bufsize, fp) != NULL) { |
|
if (!strncmp(plugin.buffer, "cpu", 3)) { |
|
char *val[9], filename[16]; |
|
int numfields, len, cpu; |
|
|
|
if ((plugin.buffer[3] >= '0') && (plugin.buffer[3] <= '9')) { |
|
cpu = atoi(plugin.buffer +3); |
|
len = snprintf(filename, sizeof(filename), "cpu-%d.rrd", cpu); |
|
if (len < 0 || len >= sizeof(filename)) |
|
continue; |
|
|
|
} else { |
|
strncpy(filename, "cpu.rrd", sizeof(filename)); |
|
} |
|
|
|
numfields = strsplit(plugin.buffer, " \t\n", val, 9); |
|
if (numfields < 5) |
|
continue; |
|
|
|
else if (numfields == 5) |
|
val[5] = val[6] = val[7] = val[8] = "0"; |
|
|
|
else if (numfields == 8) |
|
val[8] = "0"; |
|
|
|
probe_submit(&plugin, filename, DS_CPU, |
|
"%s:%s:%s:%s:%s:%s:%s:%s", |
|
val[1], val[2], val[3], val[4], |
|
val[5], val[6], val[7], val[8]); |
|
|
|
} else if (!strncmp(plugin.buffer, "intr", 4)) { |
|
proc.intr = atoll(plugin.buffer + 5); |
|
|
|
} else if (!strncmp(plugin.buffer, "ctxt", 4)) { |
|
proc.ctxt = atoll(plugin.buffer + 5); |
|
|
|
} else if (!strncmp(plugin.buffer, "processes", 9)) { |
|
proc.fork = atoll(plugin.buffer + 10); |
|
} |
|
} |
|
|
|
probe_submit(&plugin, "proc.rrd", DS_PROC, "%llu:%llu:%llu", |
|
proc.intr, proc.ctxt, proc.fork); |
|
|
|
fclose(fp); |
|
return 0; |
|
} |
|
|
|
struct sammler_plugin plugin = { |
|
.name = "stat", |
|
.interval = 10, |
|
.bufsize = 1024, |
|
.probe = &probe, |
|
.get_ds = &get_ds, |
|
};
|
|
|