35f99a9b1796f7ffc4844cf8d46565121330fd13
1 /**
2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2008 Florian octo Forster
5 * Copyright (C) 2008 Oleg King
6 * Copyright (C) 2009 Sebastian Harl
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 *
22 * Authors:
23 * Lyonel Vincent <lyonel at ezix.org>
24 * Florian octo Forster <octo at verplant.org>
25 * Oleg King <king2 at kaluga.ru>
26 * Sebastian Harl <sh at tokkee.org>
27 **/
29 #include "collectd.h"
30 #include "common.h"
31 #include "plugin.h"
32 #include "configfile.h"
34 /* Include header files for the mach system, if they exist.. */
35 #if HAVE_THREAD_INFO
36 # if HAVE_MACH_MACH_INIT_H
37 # include <mach/mach_init.h>
38 # endif
39 # if HAVE_MACH_HOST_PRIV_H
40 # include <mach/host_priv.h>
41 # endif
42 # if HAVE_MACH_MACH_ERROR_H
43 # include <mach/mach_error.h>
44 # endif
45 # if HAVE_MACH_MACH_HOST_H
46 # include <mach/mach_host.h>
47 # endif
48 # if HAVE_MACH_MACH_PORT_H
49 # include <mach/mach_port.h>
50 # endif
51 # if HAVE_MACH_MACH_TYPES_H
52 # include <mach/mach_types.h>
53 # endif
54 # if HAVE_MACH_MESSAGE_H
55 # include <mach/message.h>
56 # endif
57 # if HAVE_MACH_PROCESSOR_SET_H
58 # include <mach/processor_set.h>
59 # endif
60 # if HAVE_MACH_TASK_H
61 # include <mach/task.h>
62 # endif
63 # if HAVE_MACH_THREAD_ACT_H
64 # include <mach/thread_act.h>
65 # endif
66 # if HAVE_MACH_VM_REGION_H
67 # include <mach/vm_region.h>
68 # endif
69 # if HAVE_MACH_VM_MAP_H
70 # include <mach/vm_map.h>
71 # endif
72 # if HAVE_MACH_VM_PROT_H
73 # include <mach/vm_prot.h>
74 # endif
75 # if HAVE_SYS_SYSCTL_H
76 # include <sys/sysctl.h>
77 # endif
78 /* #endif HAVE_THREAD_INFO */
80 #elif KERNEL_LINUX
81 # if HAVE_LINUX_CONFIG_H
82 # include <linux/config.h>
83 # endif
84 # ifndef CONFIG_HZ
85 # define CONFIG_HZ 100
86 # endif
87 /* #endif KERNEL_LINUX */
89 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
90 # include <kvm.h>
91 # include <sys/param.h>
92 # include <sys/sysctl.h>
93 # include <sys/user.h>
94 # include <sys/proc.h>
95 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
97 #else
98 # error "No applicable input method."
99 #endif
101 #if HAVE_REGEX_H
102 # include <regex.h>
103 #endif
105 #ifndef ARG_MAX
106 # define ARG_MAX 4096
107 #endif
109 #define BUFSIZE 256
111 static const char *config_keys[] =
112 {
113 "Process",
114 "ProcessMatch"
115 };
116 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
118 typedef struct procstat_entry_s
119 {
120 unsigned long id;
121 unsigned long age;
123 unsigned long num_proc;
124 unsigned long num_lwp;
125 unsigned long vmem_size;
126 unsigned long vmem_rss;
127 unsigned long stack_size;
129 unsigned long vmem_minflt;
130 unsigned long vmem_majflt;
131 unsigned long vmem_minflt_counter;
132 unsigned long vmem_majflt_counter;
134 unsigned long cpu_user;
135 unsigned long cpu_system;
136 unsigned long cpu_user_counter;
137 unsigned long cpu_system_counter;
139 /* io data */
140 long io_rchar;
141 long io_wchar;
142 long io_syscr;
143 long io_syscw;
145 struct procstat_entry_s *next;
146 } procstat_entry_t;
148 #define PROCSTAT_NAME_LEN 256
149 typedef struct procstat
150 {
151 char name[PROCSTAT_NAME_LEN];
152 #if HAVE_REGEX_H
153 regex_t *re;
154 #endif
156 unsigned long num_proc;
157 unsigned long num_lwp;
158 unsigned long vmem_size;
159 unsigned long vmem_rss;
160 unsigned long stack_size;
162 unsigned long vmem_minflt_counter;
163 unsigned long vmem_majflt_counter;
165 unsigned long cpu_user_counter;
166 unsigned long cpu_system_counter;
168 /* io data */
169 long io_rchar;
170 long io_wchar;
171 long io_syscr;
172 long io_syscw;
174 struct procstat *next;
175 struct procstat_entry_s *instances;
176 } procstat_t;
178 static procstat_t *list_head_g = NULL;
180 #if HAVE_THREAD_INFO
181 static mach_port_t port_host_self;
182 static mach_port_t port_task_self;
184 static processor_set_name_array_t pset_list;
185 static mach_msg_type_number_t pset_list_len;
186 /* #endif HAVE_THREAD_INFO */
188 #elif KERNEL_LINUX
189 static long pagesize_g;
190 /* #endif KERNEL_LINUX */
192 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
193 /* no global variables */
194 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
196 /* put name of process from config to list_head_g tree
197 list_head_g is a list of 'procstat_t' structs with
198 processes names we want to watch */
199 static void ps_list_register (const char *name, const char *regexp)
200 {
201 procstat_t *new;
202 procstat_t *ptr;
203 int status;
205 new = (procstat_t *) malloc (sizeof (procstat_t));
206 if (new == NULL)
207 {
208 ERROR ("processes plugin: ps_list_register: malloc failed.");
209 return;
210 }
211 memset (new, 0, sizeof (procstat_t));
212 sstrncpy (new->name, name, sizeof (new->name));
214 #if HAVE_REGEX_H
215 if (regexp != NULL)
216 {
217 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
218 new->re = (regex_t *) malloc (sizeof (regex_t));
219 if (new->re == NULL)
220 {
221 ERROR ("processes plugin: ps_list_register: malloc failed.");
222 sfree (new);
223 return;
224 }
226 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
227 if (status != 0)
228 {
229 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
230 sfree(new->re);
231 return;
232 }
233 }
234 #else
235 if (regexp != NULL)
236 {
237 ERROR ("processes plugin: ps_list_register: "
238 "Regular expression \"%s\" found in config "
239 "file, but support for regular expressions "
240 "has been dispabled at compile time.",
241 regexp);
242 sfree (new);
243 return;
244 }
245 #endif
247 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
248 {
249 if (strcmp (ptr->name, name) == 0)
250 {
251 WARNING ("processes plugin: You have configured more "
252 "than one `Process' or "
253 "`ProcessMatch' with the same name. "
254 "All but the first setting will be "
255 "ignored.");
256 sfree (new->re);
257 sfree (new);
258 return;
259 }
261 if (ptr->next == NULL)
262 break;
263 }
265 if (ptr == NULL)
266 list_head_g = new;
267 else
268 ptr->next = new;
269 } /* void ps_list_register */
271 /* try to match name against entry, returns 1 if success */
272 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
273 {
274 #if HAVE_REGEX_H
275 if (ps->re != NULL)
276 {
277 int status;
278 const char *str;
280 str = cmdline;
281 if ((str == NULL) || (str[0] == 0))
282 str = name;
284 assert (str != NULL);
286 status = regexec (ps->re, str,
287 /* nmatch = */ 0,
288 /* pmatch = */ NULL,
289 /* eflags = */ 0);
290 if (status == 0)
291 return (1);
292 }
293 else
294 #endif
295 if (strcmp (ps->name, name) == 0)
296 return (1);
298 return (0);
299 } /* int ps_list_match */
301 /* add process entry to 'instances' of process 'name' (or refresh it) */
302 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
303 {
304 procstat_t *ps;
305 procstat_entry_t *pse;
307 if (entry->id == 0)
308 return;
310 for (ps = list_head_g; ps != NULL; ps = ps->next)
311 {
312 if ((ps_list_match (name, cmdline, ps)) == 0)
313 continue;
315 for (pse = ps->instances; pse != NULL; pse = pse->next)
316 if ((pse->id == entry->id) || (pse->next == NULL))
317 break;
319 if ((pse == NULL) || (pse->id != entry->id))
320 {
321 procstat_entry_t *new;
323 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
324 if (new == NULL)
325 return;
326 memset (new, 0, sizeof (procstat_entry_t));
327 new->id = entry->id;
329 if (pse == NULL)
330 ps->instances = new;
331 else
332 pse->next = new;
334 pse = new;
335 }
337 pse->age = 0;
338 pse->num_proc = entry->num_proc;
339 pse->num_lwp = entry->num_lwp;
340 pse->vmem_size = entry->vmem_size;
341 pse->vmem_rss = entry->vmem_rss;
342 pse->stack_size = entry->stack_size;
343 pse->io_rchar = entry->io_rchar;
344 pse->io_wchar = entry->io_wchar;
345 pse->io_syscr = entry->io_syscr;
346 pse->io_syscw = entry->io_syscw;
348 ps->num_proc += pse->num_proc;
349 ps->num_lwp += pse->num_lwp;
350 ps->vmem_size += pse->vmem_size;
351 ps->vmem_rss += pse->vmem_rss;
352 ps->stack_size += pse->stack_size;
354 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
355 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
356 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
357 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
359 if ((entry->vmem_minflt_counter == 0)
360 && (entry->vmem_majflt_counter == 0))
361 {
362 pse->vmem_minflt_counter += entry->vmem_minflt;
363 pse->vmem_minflt = entry->vmem_minflt;
365 pse->vmem_majflt_counter += entry->vmem_majflt;
366 pse->vmem_majflt = entry->vmem_majflt;
367 }
368 else
369 {
370 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
371 {
372 pse->vmem_minflt = entry->vmem_minflt_counter
373 + (ULONG_MAX - pse->vmem_minflt_counter);
374 }
375 else
376 {
377 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
378 }
379 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
381 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
382 {
383 pse->vmem_majflt = entry->vmem_majflt_counter
384 + (ULONG_MAX - pse->vmem_majflt_counter);
385 }
386 else
387 {
388 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
389 }
390 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
391 }
393 ps->vmem_minflt_counter += pse->vmem_minflt;
394 ps->vmem_majflt_counter += pse->vmem_majflt;
396 if ((entry->cpu_user_counter == 0)
397 && (entry->cpu_system_counter == 0))
398 {
399 pse->cpu_user_counter += entry->cpu_user;
400 pse->cpu_user = entry->cpu_user;
402 pse->cpu_system_counter += entry->cpu_system;
403 pse->cpu_system = entry->cpu_system;
404 }
405 else
406 {
407 if (entry->cpu_user_counter < pse->cpu_user_counter)
408 {
409 pse->cpu_user = entry->cpu_user_counter
410 + (ULONG_MAX - pse->cpu_user_counter);
411 }
412 else
413 {
414 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
415 }
416 pse->cpu_user_counter = entry->cpu_user_counter;
418 if (entry->cpu_system_counter < pse->cpu_system_counter)
419 {
420 pse->cpu_system = entry->cpu_system_counter
421 + (ULONG_MAX - pse->cpu_system_counter);
422 }
423 else
424 {
425 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
426 }
427 pse->cpu_system_counter = entry->cpu_system_counter;
428 }
430 ps->cpu_user_counter += pse->cpu_user;
431 ps->cpu_system_counter += pse->cpu_system;
432 }
433 }
435 /* remove old entries from instances of processes in list_head_g */
436 static void ps_list_reset (void)
437 {
438 procstat_t *ps;
439 procstat_entry_t *pse;
440 procstat_entry_t *pse_prev;
442 for (ps = list_head_g; ps != NULL; ps = ps->next)
443 {
444 ps->num_proc = 0;
445 ps->num_lwp = 0;
446 ps->vmem_size = 0;
447 ps->vmem_rss = 0;
448 ps->stack_size = 0;
449 ps->io_rchar = -1;
450 ps->io_wchar = -1;
451 ps->io_syscr = -1;
452 ps->io_syscw = -1;
454 pse_prev = NULL;
455 pse = ps->instances;
456 while (pse != NULL)
457 {
458 if (pse->age > 10)
459 {
460 DEBUG ("Removing this procstat entry cause it's too old: "
461 "id = %lu; name = %s;",
462 pse->id, ps->name);
464 if (pse_prev == NULL)
465 {
466 ps->instances = pse->next;
467 free (pse);
468 pse = ps->instances;
469 }
470 else
471 {
472 pse_prev->next = pse->next;
473 free (pse);
474 pse = pse_prev->next;
475 }
476 }
477 else
478 {
479 pse->age++;
480 pse_prev = pse;
481 pse = pse->next;
482 }
483 } /* while (pse != NULL) */
484 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
485 }
487 /* put all pre-defined 'Process' names from config to list_head_g tree */
488 static int ps_config (const char *key, const char *value)
489 {
490 if (strcasecmp (key, "Process") == 0)
491 {
492 ps_list_register (value, NULL);
493 }
494 else if (strcasecmp (key, "ProcessMatch") == 0)
495 {
496 char *new_val;
497 char *fields[3];
498 int fields_num;
500 new_val = strdup (value);
501 if (new_val == NULL) {
502 ERROR ("processes plugin: strdup failed when processing "
503 "`ProcessMatch %s'.", value);
504 return (1);
505 }
507 fields_num = strsplit (new_val, fields,
508 STATIC_ARRAY_SIZE (fields));
509 if (fields_num != 2)
510 {
511 ERROR ("processes plugin: `ProcessMatch' needs exactly "
512 "two string arguments.");
513 sfree (new_val);
514 return (1);
515 }
516 ps_list_register (fields[0], fields[1]);
517 sfree (new_val);
518 }
519 else
520 {
521 ERROR ("processes plugin: The `%s' configuration option is not "
522 "understood and will be ignored.", key);
523 return (-1);
524 }
526 return (0);
527 }
529 static int ps_init (void)
530 {
531 #if HAVE_THREAD_INFO
532 kern_return_t status;
534 port_host_self = mach_host_self ();
535 port_task_self = mach_task_self ();
537 if (pset_list != NULL)
538 {
539 vm_deallocate (port_task_self,
540 (vm_address_t) pset_list,
541 pset_list_len * sizeof (processor_set_t));
542 pset_list = NULL;
543 pset_list_len = 0;
544 }
546 if ((status = host_processor_sets (port_host_self,
547 &pset_list,
548 &pset_list_len)) != KERN_SUCCESS)
549 {
550 ERROR ("host_processor_sets failed: %s\n",
551 mach_error_string (status));
552 pset_list = NULL;
553 pset_list_len = 0;
554 return (-1);
555 }
556 /* #endif HAVE_THREAD_INFO */
558 #elif KERNEL_LINUX
559 pagesize_g = sysconf(_SC_PAGESIZE);
560 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
561 pagesize_g, CONFIG_HZ);
562 /* #endif KERNEL_LINUX */
564 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
565 /* no initialization */
566 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
568 return (0);
569 } /* int ps_init */
571 /* submit global state (e.g.: qty of zombies, running, etc..) */
572 static void ps_submit_state (const char *state, double value)
573 {
574 value_t values[1];
575 value_list_t vl = VALUE_LIST_INIT;
577 values[0].gauge = value;
579 vl.values = values;
580 vl.values_len = 1;
581 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
582 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
583 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
584 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
585 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
587 plugin_dispatch_values (&vl);
588 }
590 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
591 static void ps_submit_proc_list (procstat_t *ps)
592 {
593 value_t values[2];
594 value_list_t vl = VALUE_LIST_INIT;
596 vl.values = values;
597 vl.values_len = 2;
598 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
599 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
600 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
602 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
603 vl.values[0].gauge = ps->vmem_size;
604 vl.values_len = 1;
605 plugin_dispatch_values (&vl);
607 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
608 vl.values[0].gauge = ps->vmem_rss;
609 vl.values_len = 1;
610 plugin_dispatch_values (&vl);
612 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
613 vl.values[0].gauge = ps->stack_size;
614 vl.values_len = 1;
615 plugin_dispatch_values (&vl);
617 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
618 vl.values[0].counter = ps->cpu_user_counter;
619 vl.values[1].counter = ps->cpu_system_counter;
620 vl.values_len = 2;
621 plugin_dispatch_values (&vl);
623 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
624 vl.values[0].gauge = ps->num_proc;
625 vl.values[1].gauge = ps->num_lwp;
626 vl.values_len = 2;
627 plugin_dispatch_values (&vl);
629 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
630 vl.values[0].counter = ps->vmem_minflt_counter;
631 vl.values[1].counter = ps->vmem_majflt_counter;
632 vl.values_len = 2;
633 plugin_dispatch_values (&vl);
635 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
636 {
637 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
638 vl.values[0].counter = ps->io_rchar;
639 vl.values[1].counter = ps->io_wchar;
640 vl.values_len = 2;
641 plugin_dispatch_values (&vl);
642 }
644 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
645 {
646 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
647 vl.values[0].counter = ps->io_syscr;
648 vl.values[1].counter = ps->io_syscw;
649 vl.values_len = 2;
650 plugin_dispatch_values (&vl);
651 }
653 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
654 "vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
655 "cpu_user_counter = %lu; cpu_system_counter = %lu; "
656 "io_rchar = %ld; io_wchar = %ld; "
657 "io_syscr = %ld; io_syscw = %ld;",
658 ps->name, ps->num_proc, ps->num_lwp, ps->vmem_rss,
659 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
660 ps->cpu_user_counter, ps->cpu_system_counter,
661 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
662 } /* void ps_submit_proc_list */
664 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
665 #if KERNEL_LINUX
666 static int ps_read_tasks (int pid)
667 {
668 char dirname[64];
669 DIR *dh;
670 struct dirent *ent;
671 int count = 0;
673 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
675 if ((dh = opendir (dirname)) == NULL)
676 {
677 DEBUG ("Failed to open directory `%s'", dirname);
678 return (-1);
679 }
681 while ((ent = readdir (dh)) != NULL)
682 {
683 if (!isdigit ((int) ent->d_name[0]))
684 continue;
685 else
686 count++;
687 }
688 closedir (dh);
690 return ((count >= 1) ? count : 1);
691 } /* int *ps_read_tasks */
693 static procstat_t *ps_read_io (int pid, procstat_t *ps)
694 {
695 FILE *fh;
696 char buffer[1024];
697 char filename[64];
699 char *fields[8];
700 int numfields;
702 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
703 if ((fh = fopen (filename, "r")) == NULL)
704 return (NULL);
706 while (fgets (buffer, 1024, fh) != NULL)
707 {
708 long *val = NULL;
710 if (strncasecmp (buffer, "rchar:", 6) == 0)
711 val = &(ps->io_rchar);
712 else if (strncasecmp (buffer, "wchar:", 6) == 0)
713 val = &(ps->io_wchar);
714 else if (strncasecmp (buffer, "syscr:", 6) == 0)
715 val = &(ps->io_syscr);
716 else if (strncasecmp (buffer, "syscw:", 6) == 0)
717 val = &(ps->io_syscw);
718 else
719 continue;
721 numfields = strsplit (buffer, fields, 8);
723 if (numfields < 2)
724 continue;
726 *val = atol (fields[1]);
727 }
729 if (fclose (fh))
730 {
731 char errbuf[1024];
732 WARNING ("processes: fclose: %s",
733 sstrerror (errno, errbuf, sizeof (errbuf)));
734 }
736 return (ps);
737 } /* procstat_t *ps_read_io */
739 int ps_read_process (int pid, procstat_t *ps, char *state)
740 {
741 char filename[64];
742 char buffer[1024];
744 char *fields[64];
745 char fields_len;
747 int i;
749 int ppid;
750 int name_len;
752 long long unsigned cpu_user_counter;
753 long long unsigned cpu_system_counter;
754 long long unsigned vmem_size;
755 long long unsigned vmem_rss;
756 long long unsigned stack_size;
758 memset (ps, 0, sizeof (procstat_t));
760 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
762 i = read_file_contents (filename, buffer, sizeof(buffer) - 1);
763 if (i <= 0)
764 return (-1);
765 buffer[i] = 0;
767 fields_len = strsplit (buffer, fields, 64);
768 if (fields_len < 24)
769 {
770 DEBUG ("processes plugin: ps_read_process (pid = %i):"
771 " `%s' has only %i fields..",
772 (int) pid, filename, fields_len);
773 return (-1);
774 }
776 /* copy the name, strip brackets in the process */
777 name_len = strlen (fields[1]) - 2;
778 if ((fields[1][0] != '(') || (fields[1][name_len + 1] != ')'))
779 {
780 DEBUG ("No brackets found in process name: `%s'", fields[1]);
781 return (-1);
782 }
783 fields[1] = fields[1] + 1;
784 fields[1][name_len] = '\0';
785 strncpy (ps->name, fields[1], PROCSTAT_NAME_LEN);
787 ppid = atoi (fields[3]);
789 *state = fields[2][0];
791 if (*state == 'Z')
792 {
793 ps->num_lwp = 0;
794 ps->num_proc = 0;
795 }
796 else
797 {
798 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
799 {
800 /* returns -1 => kernel 2.4 */
801 ps->num_lwp = 1;
802 }
803 ps->num_proc = 1;
804 }
806 /* Leave the rest at zero if this is only a zombi */
807 if (ps->num_proc == 0)
808 {
809 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
810 "name = %s;", pid, ps->name);
811 return (0);
812 }
814 cpu_user_counter = atoll (fields[13]);
815 cpu_system_counter = atoll (fields[14]);
816 vmem_size = atoll (fields[22]);
817 vmem_rss = atoll (fields[23]);
818 ps->vmem_minflt_counter = atol (fields[9]);
819 ps->vmem_majflt_counter = atol (fields[11]);
821 {
822 unsigned long long stack_start = atoll (fields[27]);
823 unsigned long long stack_ptr = atoll (fields[28]);
825 stack_size = (stack_start > stack_ptr)
826 ? stack_start - stack_ptr
827 : stack_ptr - stack_start;
828 }
830 /* Convert jiffies to useconds */
831 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
832 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
833 vmem_rss = vmem_rss * pagesize_g;
835 ps->cpu_user_counter = (unsigned long) cpu_user_counter;
836 ps->cpu_system_counter = (unsigned long) cpu_system_counter;
837 ps->vmem_size = (unsigned long) vmem_size;
838 ps->vmem_rss = (unsigned long) vmem_rss;
839 ps->stack_size = (unsigned long) stack_size;
841 if ( (ps_read_io (pid, ps)) == NULL)
842 {
843 /* no io data */
844 ps->io_rchar = -1;
845 ps->io_wchar = -1;
846 ps->io_syscr = -1;
847 ps->io_syscw = -1;
849 DEBUG("ps_read_process: not get io data for pid %i",pid);
850 }
852 /* success */
853 return (0);
854 } /* int ps_read_process (...) */
856 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
857 {
858 char *buf_ptr;
859 size_t len;
861 char file[PATH_MAX];
862 int fd;
864 size_t n;
866 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
867 return NULL;
869 ssnprintf (file, sizeof (file), "/proc/%u/cmdline", pid);
871 fd = open (file, O_RDONLY);
872 if (fd < 0) {
873 char errbuf[4096];
874 WARNING ("processes plugin: Failed to open `%s': %s.", file,
875 sstrerror (errno, errbuf, sizeof (errbuf)));
876 return NULL;
877 }
879 buf_ptr = buf;
880 len = buf_len;
882 n = 0;
884 while (42) {
885 ssize_t status;
887 status = read (fd, (void *)buf_ptr, len);
889 if (status < 0) {
890 char errbuf[4096];
892 if ((EAGAIN == errno) || (EINTR == errno))
893 continue;
895 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
896 sstrerror (errno, errbuf, sizeof (errbuf)));
897 close (fd);
898 return NULL;
899 }
901 n += status;
903 if (status == 0)
904 break;
906 buf_ptr += status;
907 len -= status;
909 if (len <= 0)
910 break;
911 }
913 close (fd);
915 if (0 == n) {
916 /* cmdline not available; e.g. kernel thread, zombie */
917 if (NULL == name)
918 return NULL;
920 ssnprintf (buf, buf_len, "[%s]", name);
921 return buf;
922 }
924 assert (n <= buf_len);
926 if (n == buf_len)
927 --n;
928 buf[n] = '\0';
930 --n;
931 /* remove trailing whitespace */
932 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
933 buf[n] = '\0';
934 --n;
935 }
937 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
938 while (n > 0) {
939 if ('\0' == buf[n])
940 buf[n] = ' ';
941 --n;
942 }
943 return buf;
944 } /* char *ps_get_cmdline (...) */
946 static unsigned long read_fork_rate ()
947 {
948 FILE *proc_stat;
949 char buf[1024];
950 unsigned long result = 0;
951 int numfields;
952 char *fields[3];
954 proc_stat = fopen("/proc/stat", "r");
955 if (proc_stat == NULL) {
956 char errbuf[1024];
957 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
958 sstrerror (errno, errbuf, sizeof (errbuf)));
959 return ULONG_MAX;
960 }
962 while (fgets (buf, sizeof(buf), proc_stat) != NULL)
963 {
964 char *endptr;
966 numfields = strsplit(buf, fields, STATIC_ARRAY_SIZE (fields));
967 if (numfields != 2)
968 continue;
970 if (strcmp ("processes", fields[0]) != 0)
971 continue;
973 errno = 0;
974 endptr = NULL;
975 result = strtoul(fields[1], &endptr, 10);
976 if ((endptr == fields[1]) || (errno != 0)) {
977 ERROR ("processes plugin: Cannot parse fork rate: %s",
978 fields[1]);
979 result = ULONG_MAX;
980 break;
981 }
983 break;
984 }
986 fclose(proc_stat);
988 return result;
989 }
991 static void ps_submit_fork_rate (unsigned long value)
992 {
993 value_t values[1];
994 value_list_t vl = VALUE_LIST_INIT;
996 values[0].derive = (derive_t) value;
998 vl.values = values;
999 vl.values_len = 1;
1000 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
1001 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
1002 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
1003 sstrncpy (vl.type, "fork_rate", sizeof (vl.type));
1004 sstrncpy (vl.type_instance, "", sizeof (vl.type_instance));
1006 plugin_dispatch_values (&vl);
1007 }
1009 #endif /* KERNEL_LINUX */
1011 #if HAVE_THREAD_INFO
1012 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1013 {
1014 int mib[4];
1016 struct kinfo_proc kp;
1017 size_t kp_size;
1019 mib[0] = CTL_KERN;
1020 mib[1] = KERN_PROC;
1021 mib[2] = KERN_PROC_PID;
1023 if (pid_for_task (t, pid) != KERN_SUCCESS)
1024 return (-1);
1025 mib[3] = *pid;
1027 kp_size = sizeof (kp);
1028 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1029 return (-1);
1031 if (name_max_len > (MAXCOMLEN + 1))
1032 name_max_len = MAXCOMLEN + 1;
1034 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1035 name[name_max_len - 1] = '\0';
1037 DEBUG ("pid = %i; name = %s;", *pid, name);
1039 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1040 * `top' does it, because it is a lot of work and only used when
1041 * debugging. -octo */
1043 return (0);
1044 }
1045 #endif /* HAVE_THREAD_INFO */
1046 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1048 /* do actual readings from kernel */
1049 static int ps_read (void)
1050 {
1051 #if HAVE_THREAD_INFO
1052 kern_return_t status;
1054 int pset;
1055 processor_set_t port_pset_priv;
1057 int task;
1058 task_array_t task_list;
1059 mach_msg_type_number_t task_list_len;
1061 int task_pid;
1062 char task_name[MAXCOMLEN + 1];
1064 int thread;
1065 thread_act_array_t thread_list;
1066 mach_msg_type_number_t thread_list_len;
1067 thread_basic_info_data_t thread_data;
1068 mach_msg_type_number_t thread_data_len;
1070 int running = 0;
1071 int sleeping = 0;
1072 int zombies = 0;
1073 int stopped = 0;
1074 int blocked = 0;
1076 procstat_t *ps;
1077 procstat_entry_t pse;
1079 ps_list_reset ();
1081 /*
1082 * The Mach-concept is a little different from the traditional UNIX
1083 * concept: All the work is done in threads. Threads are contained in
1084 * `tasks'. Therefore, `task status' doesn't make much sense, since
1085 * it's actually a `thread status'.
1086 * Tasks are assigned to sets of processors, so that's where you go to
1087 * get a list.
1088 */
1089 for (pset = 0; pset < pset_list_len; pset++)
1090 {
1091 if ((status = host_processor_set_priv (port_host_self,
1092 pset_list[pset],
1093 &port_pset_priv)) != KERN_SUCCESS)
1094 {
1095 ERROR ("host_processor_set_priv failed: %s\n",
1096 mach_error_string (status));
1097 continue;
1098 }
1100 if ((status = processor_set_tasks (port_pset_priv,
1101 &task_list,
1102 &task_list_len)) != KERN_SUCCESS)
1103 {
1104 ERROR ("processor_set_tasks failed: %s\n",
1105 mach_error_string (status));
1106 mach_port_deallocate (port_task_self, port_pset_priv);
1107 continue;
1108 }
1110 for (task = 0; task < task_list_len; task++)
1111 {
1112 ps = NULL;
1113 if (mach_get_task_name (task_list[task],
1114 &task_pid,
1115 task_name, PROCSTAT_NAME_LEN) == 0)
1116 {
1117 /* search for at least one match */
1118 for (ps = list_head_g; ps != NULL; ps = ps->next)
1119 /* FIXME: cmdline should be here instead of NULL */
1120 if (ps_list_match (task_name, NULL, ps) == 1)
1121 break;
1122 }
1124 /* Collect more detailed statistics for this process */
1125 if (ps != NULL)
1126 {
1127 task_basic_info_data_t task_basic_info;
1128 mach_msg_type_number_t task_basic_info_len;
1129 task_events_info_data_t task_events_info;
1130 mach_msg_type_number_t task_events_info_len;
1131 task_absolutetime_info_data_t task_absolutetime_info;
1132 mach_msg_type_number_t task_absolutetime_info_len;
1134 memset (&pse, '\0', sizeof (pse));
1135 pse.id = task_pid;
1137 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1138 status = task_info (task_list[task],
1139 TASK_BASIC_INFO,
1140 (task_info_t) &task_basic_info,
1141 &task_basic_info_len);
1142 if (status != KERN_SUCCESS)
1143 {
1144 ERROR ("task_info failed: %s",
1145 mach_error_string (status));
1146 continue; /* with next thread_list */
1147 }
1149 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1150 status = task_info (task_list[task],
1151 TASK_EVENTS_INFO,
1152 (task_info_t) &task_events_info,
1153 &task_events_info_len);
1154 if (status != KERN_SUCCESS)
1155 {
1156 ERROR ("task_info failed: %s",
1157 mach_error_string (status));
1158 continue; /* with next thread_list */
1159 }
1161 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1162 status = task_info (task_list[task],
1163 TASK_ABSOLUTETIME_INFO,
1164 (task_info_t) &task_absolutetime_info,
1165 &task_absolutetime_info_len);
1166 if (status != KERN_SUCCESS)
1167 {
1168 ERROR ("task_info failed: %s",
1169 mach_error_string (status));
1170 continue; /* with next thread_list */
1171 }
1173 pse.num_proc++;
1174 pse.vmem_rss = task_basic_info.resident_size;
1176 pse.vmem_minflt_counter = task_events_info.cow_faults;
1177 pse.vmem_majflt_counter = task_events_info.faults;
1179 pse.cpu_user_counter = task_absolutetime_info.total_user;
1180 pse.cpu_system_counter = task_absolutetime_info.total_system;
1181 }
1183 status = task_threads (task_list[task], &thread_list,
1184 &thread_list_len);
1185 if (status != KERN_SUCCESS)
1186 {
1187 /* Apple's `top' treats this case a zombie. It
1188 * makes sense to some extend: A `zombie'
1189 * thread is nonsense, since the task/process
1190 * is dead. */
1191 zombies++;
1192 DEBUG ("task_threads failed: %s",
1193 mach_error_string (status));
1194 if (task_list[task] != port_task_self)
1195 mach_port_deallocate (port_task_self,
1196 task_list[task]);
1197 continue; /* with next task_list */
1198 }
1200 for (thread = 0; thread < thread_list_len; thread++)
1201 {
1202 thread_data_len = THREAD_BASIC_INFO_COUNT;
1203 status = thread_info (thread_list[thread],
1204 THREAD_BASIC_INFO,
1205 (thread_info_t) &thread_data,
1206 &thread_data_len);
1207 if (status != KERN_SUCCESS)
1208 {
1209 ERROR ("thread_info failed: %s",
1210 mach_error_string (status));
1211 if (task_list[task] != port_task_self)
1212 mach_port_deallocate (port_task_self,
1213 thread_list[thread]);
1214 continue; /* with next thread_list */
1215 }
1217 if (ps != NULL)
1218 pse.num_lwp++;
1220 switch (thread_data.run_state)
1221 {
1222 case TH_STATE_RUNNING:
1223 running++;
1224 break;
1225 case TH_STATE_STOPPED:
1226 /* What exactly is `halted'? */
1227 case TH_STATE_HALTED:
1228 stopped++;
1229 break;
1230 case TH_STATE_WAITING:
1231 sleeping++;
1232 break;
1233 case TH_STATE_UNINTERRUPTIBLE:
1234 blocked++;
1235 break;
1236 /* There is no `zombie' case here,
1237 * since there are no zombie-threads.
1238 * There's only zombie tasks, which are
1239 * handled above. */
1240 default:
1241 WARNING ("Unknown thread status: %i",
1242 thread_data.run_state);
1243 break;
1244 } /* switch (thread_data.run_state) */
1246 if (task_list[task] != port_task_self)
1247 {
1248 status = mach_port_deallocate (port_task_self,
1249 thread_list[thread]);
1250 if (status != KERN_SUCCESS)
1251 ERROR ("mach_port_deallocate failed: %s",
1252 mach_error_string (status));
1253 }
1254 } /* for (thread_list) */
1256 if ((status = vm_deallocate (port_task_self,
1257 (vm_address_t) thread_list,
1258 thread_list_len * sizeof (thread_act_t)))
1259 != KERN_SUCCESS)
1260 {
1261 ERROR ("vm_deallocate failed: %s",
1262 mach_error_string (status));
1263 }
1264 thread_list = NULL;
1265 thread_list_len = 0;
1267 /* Only deallocate the task port, if it isn't our own.
1268 * Don't know what would happen in that case, but this
1269 * is what Apple's top does.. ;) */
1270 if (task_list[task] != port_task_self)
1271 {
1272 status = mach_port_deallocate (port_task_self,
1273 task_list[task]);
1274 if (status != KERN_SUCCESS)
1275 ERROR ("mach_port_deallocate failed: %s",
1276 mach_error_string (status));
1277 }
1279 if (ps != NULL)
1280 /* FIXME: cmdline should be here instead of NULL */
1281 ps_list_add (task_name, NULL, &pse);
1282 } /* for (task_list) */
1284 if ((status = vm_deallocate (port_task_self,
1285 (vm_address_t) task_list,
1286 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1287 {
1288 ERROR ("vm_deallocate failed: %s",
1289 mach_error_string (status));
1290 }
1291 task_list = NULL;
1292 task_list_len = 0;
1294 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1295 != KERN_SUCCESS)
1296 {
1297 ERROR ("mach_port_deallocate failed: %s",
1298 mach_error_string (status));
1299 }
1300 } /* for (pset_list) */
1302 ps_submit_state ("running", running);
1303 ps_submit_state ("sleeping", sleeping);
1304 ps_submit_state ("zombies", zombies);
1305 ps_submit_state ("stopped", stopped);
1306 ps_submit_state ("blocked", blocked);
1308 for (ps = list_head_g; ps != NULL; ps = ps->next)
1309 ps_submit_proc_list (ps);
1310 /* #endif HAVE_THREAD_INFO */
1312 #elif KERNEL_LINUX
1313 int running = 0;
1314 int sleeping = 0;
1315 int zombies = 0;
1316 int stopped = 0;
1317 int paging = 0;
1318 int blocked = 0;
1320 struct dirent *ent;
1321 DIR *proc;
1322 int pid;
1324 char cmdline[ARG_MAX];
1326 int status;
1327 procstat_t ps;
1328 procstat_entry_t pse;
1329 char state;
1331 unsigned long fork_rate;
1333 procstat_t *ps_ptr;
1335 running = sleeping = zombies = stopped = paging = blocked = 0;
1336 ps_list_reset ();
1338 if ((proc = opendir ("/proc")) == NULL)
1339 {
1340 char errbuf[1024];
1341 ERROR ("Cannot open `/proc': %s",
1342 sstrerror (errno, errbuf, sizeof (errbuf)));
1343 return (-1);
1344 }
1346 while ((ent = readdir (proc)) != NULL)
1347 {
1348 if (!isdigit (ent->d_name[0]))
1349 continue;
1351 if ((pid = atoi (ent->d_name)) < 1)
1352 continue;
1354 status = ps_read_process (pid, &ps, &state);
1355 if (status != 0)
1356 {
1357 DEBUG ("ps_read_process failed: %i", status);
1358 continue;
1359 }
1361 pse.id = pid;
1362 pse.age = 0;
1364 pse.num_proc = ps.num_proc;
1365 pse.num_lwp = ps.num_lwp;
1366 pse.vmem_size = ps.vmem_size;
1367 pse.vmem_rss = ps.vmem_rss;
1368 pse.stack_size = ps.stack_size;
1370 pse.vmem_minflt = 0;
1371 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1372 pse.vmem_majflt = 0;
1373 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1375 pse.cpu_user = 0;
1376 pse.cpu_user_counter = ps.cpu_user_counter;
1377 pse.cpu_system = 0;
1378 pse.cpu_system_counter = ps.cpu_system_counter;
1380 pse.io_rchar = ps.io_rchar;
1381 pse.io_wchar = ps.io_wchar;
1382 pse.io_syscr = ps.io_syscr;
1383 pse.io_syscw = ps.io_syscw;
1385 switch (state)
1386 {
1387 case 'R': running++; break;
1388 case 'S': sleeping++; break;
1389 case 'D': blocked++; break;
1390 case 'Z': zombies++; break;
1391 case 'T': stopped++; break;
1392 case 'W': paging++; break;
1393 }
1395 ps_list_add (ps.name,
1396 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1397 &pse);
1398 }
1400 closedir (proc);
1402 ps_submit_state ("running", running);
1403 ps_submit_state ("sleeping", sleeping);
1404 ps_submit_state ("zombies", zombies);
1405 ps_submit_state ("stopped", stopped);
1406 ps_submit_state ("paging", paging);
1407 ps_submit_state ("blocked", blocked);
1409 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1410 ps_submit_proc_list (ps_ptr);
1412 fork_rate = read_fork_rate();
1413 if (fork_rate != ULONG_MAX)
1414 ps_submit_fork_rate(fork_rate);
1415 /* #endif KERNEL_LINUX */
1417 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1418 int running = 0;
1419 int sleeping = 0;
1420 int zombies = 0;
1421 int stopped = 0;
1422 int blocked = 0;
1423 int idle = 0;
1424 int wait = 0;
1426 kvm_t *kd;
1427 char errbuf[1024];
1428 char cmdline[ARG_MAX];
1429 char *cmdline_ptr;
1430 struct kinfo_proc *procs; /* array of processes */
1431 char **argv;
1432 int count; /* returns number of processes */
1433 int i;
1435 procstat_t *ps_ptr;
1436 procstat_entry_t pse;
1438 ps_list_reset ();
1440 /* Open the kvm interface, get a descriptor */
1441 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1442 if (kd == NULL)
1443 {
1444 ERROR ("processes plugin: Cannot open kvm interface: %s",
1445 errbuf);
1446 return (0);
1447 }
1449 /* Get the list of processes. */
1450 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1451 if (procs == NULL)
1452 {
1453 kvm_close (kd);
1454 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1455 kvm_geterr(kd));
1456 return (0);
1457 }
1459 /* Iterate through the processes in kinfo_proc */
1460 for (i = 0; i < count; i++)
1461 {
1462 /* retrieve the arguments */
1463 cmdline[0] = 0;
1464 cmdline_ptr = NULL;
1466 argv = kvm_getargv (kd, (const struct kinfo_proc *) &(procs[i]), 0);
1467 if (argv != NULL)
1468 {
1469 int status;
1470 int argc;
1472 argc = 0;
1473 while (argv[argc] != NULL)
1474 argc++;
1476 status = strjoin (cmdline, sizeof (cmdline),
1477 argv, argc, " ");
1479 if (status < 0)
1480 {
1481 WARNING ("processes plugin: Command line did "
1482 "not fit into buffer.");
1483 }
1484 else
1485 {
1486 cmdline_ptr = &cmdline[0];
1487 }
1488 }
1490 pse.id = procs[i].ki_pid;
1491 pse.age = 0;
1493 pse.num_proc = 1;
1494 pse.num_lwp = procs[i].ki_numthreads;
1496 pse.vmem_size = procs[i].ki_size;
1497 pse.vmem_rss = procs[i].ki_rssize * getpagesize();
1498 pse.stack_size = procs[i].ki_ssize * getpagesize();
1499 pse.vmem_minflt = 0;
1500 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1501 pse.vmem_majflt = 0;
1502 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1504 pse.cpu_user = 0;
1505 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_sec
1506 * 1000
1507 + procs[i].ki_rusage.ru_utime.tv_usec;
1508 pse.cpu_system = 0;
1509 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_sec
1510 * 1000
1511 + procs[i].ki_rusage.ru_stime.tv_usec;
1513 /* no io data */
1514 pse.io_rchar = -1;
1515 pse.io_wchar = -1;
1516 pse.io_syscr = -1;
1517 pse.io_syscw = -1;
1519 switch (procs[i].ki_stat)
1520 {
1521 case SSTOP: stopped++; break;
1522 case SSLEEP: sleeping++; break;
1523 case SRUN: running++; break;
1524 case SIDL: idle++; break;
1525 case SWAIT: wait++; break;
1526 case SLOCK: blocked++; break;
1527 case SZOMB: zombies++; break;
1528 }
1530 ps_list_add (procs[i].ki_comm, cmdline_ptr, &pse);
1531 }
1533 kvm_close(kd);
1535 ps_submit_state ("running", running);
1536 ps_submit_state ("sleeping", sleeping);
1537 ps_submit_state ("zombies", zombies);
1538 ps_submit_state ("stopped", stopped);
1539 ps_submit_state ("blocked", blocked);
1540 ps_submit_state ("idle", idle);
1541 ps_submit_state ("wait", wait);
1543 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1544 ps_submit_proc_list (ps_ptr);
1545 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1547 return (0);
1548 } /* int ps_read */
1550 void module_register (void)
1551 {
1552 plugin_register_config ("processes", ps_config,
1553 config_keys, config_keys_num);
1554 plugin_register_init ("processes", ps_init);
1555 plugin_register_read ("processes", ps_read);
1556 } /* void module_register */