aaac8c4b0a9682377db6edbece2fbc415457731e
1 /**
2 * collectd - src/netlink.c
3 * Copyright (C) 2007-2010 Florian octo Forster
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; only version 2 of the License is applicable.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Authors:
19 * Florian octo Forster <octo at collectd.org>
20 **/
22 #include "collectd.h"
23 #include "plugin.h"
24 #include "common.h"
26 #include <asm/types.h>
27 #include <sys/socket.h>
29 #include <linux/netlink.h>
30 #include <linux/rtnetlink.h>
31 #if HAVE_LINUX_GEN_STATS_H
32 # include <linux/gen_stats.h>
33 #endif
34 #if HAVE_LINUX_PKT_SCHED_H
35 # include <linux/pkt_sched.h>
36 #endif
38 #include <time.h>
39 #include <libmnl/libmnl.h>
41 typedef struct ir_ignorelist_s
42 {
43 char *device;
44 char *type;
45 char *inst;
46 struct ir_ignorelist_s *next;
47 } ir_ignorelist_t;
49 static int ir_ignorelist_invert = 1;
50 static ir_ignorelist_t *ir_ignorelist_head = NULL;
52 static struct mnl_socket *nl;
54 static char **iflist = NULL;
55 static size_t iflist_len = 0;
57 static const char *config_keys[] =
58 {
59 "Interface",
60 "VerboseInterface",
61 "QDisc",
62 "Class",
63 "Filter",
64 "IgnoreSelected"
65 };
66 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
68 static int add_ignorelist (const char *dev, const char *type,
69 const char *inst)
70 {
71 ir_ignorelist_t *entry;
73 entry = (ir_ignorelist_t *) malloc (sizeof (ir_ignorelist_t));
74 if (entry == NULL)
75 return (-1);
77 memset (entry, '\0', sizeof (ir_ignorelist_t));
79 if (strcasecmp (dev, "All") != 0)
80 {
81 entry->device = strdup (dev);
82 if (entry->device == NULL)
83 {
84 sfree (entry);
85 return (-1);
86 }
87 }
89 entry->type = strdup (type);
90 if (entry->type == NULL)
91 {
92 sfree (entry->device);
93 sfree (entry);
94 return (-1);
95 }
97 if (inst != NULL)
98 {
99 entry->inst = strdup (inst);
100 if (entry->inst == NULL)
101 {
102 sfree (entry->type);
103 sfree (entry->device);
104 sfree (entry);
105 return (-1);
106 }
107 }
109 entry->next = ir_ignorelist_head;
110 ir_ignorelist_head = entry;
112 return (0);
113 } /* int add_ignorelist */
115 /*
116 * Checks wether a data set should be ignored. Returns `true' is the value
117 * should be ignored, `false' otherwise.
118 */
119 static int check_ignorelist (const char *dev,
120 const char *type, const char *type_instance)
121 {
122 ir_ignorelist_t *i;
124 assert ((dev != NULL) && (type != NULL));
126 if (ir_ignorelist_head == NULL)
127 return (ir_ignorelist_invert ? 0 : 1);
129 for (i = ir_ignorelist_head; i != NULL; i = i->next)
130 {
131 /* i->device == NULL => match all devices */
132 if ((i->device != NULL)
133 && (strcasecmp (i->device, dev) != 0))
134 continue;
136 if (strcasecmp (i->type, type) != 0)
137 continue;
139 if ((i->inst != NULL) && (type_instance != NULL)
140 && (strcasecmp (i->inst, type_instance) != 0))
141 continue;
143 DEBUG ("netlink plugin: check_ignorelist: "
144 "(dev = %s; type = %s; inst = %s) matched "
145 "(dev = %s; type = %s; inst = %s)",
146 dev, type,
147 type_instance == NULL ? "(nil)" : type_instance,
148 i->device == NULL ? "(nil)" : i->device,
149 i->type,
150 i->inst == NULL ? "(nil)" : i->inst);
152 return (ir_ignorelist_invert ? 0 : 1);
153 } /* for i */
155 return (ir_ignorelist_invert);
156 } /* int check_ignorelist */
158 static void submit_one (const char *dev, const char *type,
159 const char *type_instance, derive_t value)
160 {
161 value_t values[1];
162 value_list_t vl = VALUE_LIST_INIT;
164 values[0].derive = value;
166 vl.values = values;
167 vl.values_len = 1;
168 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
169 sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
170 sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
171 sstrncpy (vl.type, type, sizeof (vl.type));
173 if (type_instance != NULL)
174 sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
176 plugin_dispatch_values (&vl);
177 } /* void submit_one */
179 static void submit_two (const char *dev, const char *type,
180 const char *type_instance,
181 derive_t rx, derive_t tx)
182 {
183 value_t values[2];
184 value_list_t vl = VALUE_LIST_INIT;
186 values[0].derive = rx;
187 values[1].derive = tx;
189 vl.values = values;
190 vl.values_len = 2;
191 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
192 sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
193 sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
194 sstrncpy (vl.type, type, sizeof (vl.type));
196 if (type_instance != NULL)
197 sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
199 plugin_dispatch_values (&vl);
200 } /* void submit_two */
202 static int update_iflist (struct ifinfomsg *msg, const char *dev)
203 {
204 /* Update the `iflist'. It's used to know which interfaces exist and query
205 * them later for qdiscs and classes. */
206 if ((msg->ifi_index >= 0) && ((size_t) msg->ifi_index >= iflist_len))
207 {
208 char **temp;
210 temp = (char **) realloc (iflist, (msg->ifi_index + 1) * sizeof (char *));
211 if (temp == NULL)
212 {
213 ERROR ("netlink plugin: update_iflist: realloc failed.");
214 return (-1);
215 }
217 memset (temp + iflist_len, '\0',
218 (msg->ifi_index + 1 - iflist_len) * sizeof (char *));
219 iflist = temp;
220 iflist_len = msg->ifi_index + 1;
221 }
222 if ((iflist[msg->ifi_index] == NULL)
223 || (strcmp (iflist[msg->ifi_index], dev) != 0))
224 {
225 sfree (iflist[msg->ifi_index]);
226 iflist[msg->ifi_index] = strdup (dev);
227 }
229 return (0);
230 } /* int update_iflist */
232 static void check_ignorelist_and_submit (const char *dev,
233 struct rtnl_link_stats *stats)
234 {
236 if (check_ignorelist (dev, "interface", NULL) == 0)
237 {
238 submit_two (dev, "if_octets", NULL, stats->rx_bytes, stats->tx_bytes);
239 submit_two (dev, "if_packets", NULL, stats->rx_packets, stats->tx_packets);
240 submit_two (dev, "if_errors", NULL, stats->rx_errors, stats->tx_errors);
241 }
242 else
243 {
244 DEBUG ("netlink plugin: Ignoring %s/interface.", dev);
245 }
247 if (check_ignorelist (dev, "if_detail", NULL) == 0)
248 {
249 submit_two (dev, "if_dropped", NULL, stats->rx_dropped, stats->tx_dropped);
250 submit_one (dev, "if_multicast", NULL, stats->multicast);
251 submit_one (dev, "if_collisions", NULL, stats->collisions);
253 submit_one (dev, "if_rx_errors", "length", stats->rx_length_errors);
254 submit_one (dev, "if_rx_errors", "over", stats->rx_over_errors);
255 submit_one (dev, "if_rx_errors", "crc", stats->rx_crc_errors);
256 submit_one (dev, "if_rx_errors", "frame", stats->rx_frame_errors);
257 submit_one (dev, "if_rx_errors", "fifo", stats->rx_fifo_errors);
258 submit_one (dev, "if_rx_errors", "missed", stats->rx_missed_errors);
260 submit_one (dev, "if_tx_errors", "aborted", stats->tx_aborted_errors);
261 submit_one (dev, "if_tx_errors", "carrier", stats->tx_carrier_errors);
262 submit_one (dev, "if_tx_errors", "fifo", stats->tx_fifo_errors);
263 submit_one (dev, "if_tx_errors", "heartbeat", stats->tx_heartbeat_errors);
264 submit_one (dev, "if_tx_errors", "window", stats->tx_window_errors);
265 }
266 else
267 {
268 DEBUG ("netlink plugin: Ignoring %s/if_detail.", dev);
269 }
271 } /* void check_ignorelist_and_submit */
273 static int link_filter_cb (const struct nlmsghdr *nlh,
274 void *args __attribute__((unused)))
275 {
276 struct ifinfomsg *ifm = mnl_nlmsg_get_payload (nlh);
277 struct nlattr *attr;
278 struct rtnl_link_stats *stats = NULL;
279 const char *dev = NULL;
281 if (nlh->nlmsg_type != RTM_NEWLINK)
282 {
283 ERROR ("netlink plugin: link_filter_cb: Don't know how to handle type %i.",
284 nlh->nlmsg_type);
285 return MNL_CB_ERROR;
286 }
288 /* Scan attribute list for device name. */
289 mnl_attr_for_each (attr, nlh, sizeof (*ifm))
290 {
291 if (mnl_attr_get_type (attr) != IFLA_IFNAME)
292 continue;
294 if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
295 {
296 ERROR ("netlink plugin: link_filter_cb: IFLA_IFNAME mnl_attr_validate failed.");
297 return MNL_CB_ERROR;
298 }
300 dev = mnl_attr_get_str (attr);
301 if (update_iflist (ifm, dev) < 0)
302 return MNL_CB_ERROR;
303 break;
304 }
306 if (dev == NULL)
307 {
308 ERROR ("netlink plugin: link_filter_cb: dev == NULL");
309 return MNL_CB_ERROR;
310 }
312 mnl_attr_for_each (attr, nlh, sizeof (*ifm))
313 {
314 if (mnl_attr_get_type (attr) != IFLA_STATS)
315 continue;
317 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*stats)) < 0)
318 {
319 ERROR ("netlink plugin: link_filter_cb: IFLA_STATS mnl_attr_validate2 failed.");
320 return MNL_CB_ERROR;
321 }
322 stats = mnl_attr_get_payload (attr);
324 check_ignorelist_and_submit (dev, stats);
325 break;
326 }
328 if (stats == NULL)
329 {
330 DEBUG ("netlink plugin: link_filter: No statistics for interface %s.", dev);
331 return MNL_CB_OK;
332 }
334 return MNL_CB_OK;
335 } /* int link_filter_cb */
337 #if HAVE_TCA_STATS2
338 static int qos_attr_cb (const struct nlattr *attr, void *data)
339 {
340 struct gnet_stats_basic **bs = (struct gnet_stats_basic **)data;
342 /* skip unsupported attribute in user-space */
343 if (mnl_attr_type_valid (attr, TCA_STATS_MAX) < 0)
344 return MNL_CB_OK;
346 if (mnl_attr_get_type (attr) == TCA_STATS_BASIC)
347 {
348 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (**bs)) < 0)
349 {
350 ERROR ("netlink plugin: qos_attr_cb: TCA_STATS_BASIC mnl_attr_validate2 failed.");
351 return MNL_CB_ERROR;
352 }
353 *bs = mnl_attr_get_payload (attr);
354 return MNL_CB_STOP;
355 }
357 return MNL_CB_OK;
358 } /* qos_attr_cb */
359 #endif
361 static int qos_filter_cb (const struct nlmsghdr *nlh, void *args)
362 {
363 struct tcmsg *tm = mnl_nlmsg_get_payload (nlh);
364 struct nlattr *attr;
366 int wanted_ifindex = *((int *) args);
368 const char *dev;
369 const char *kind = NULL;
371 /* char *type_instance; */
372 char *tc_type;
373 char tc_inst[DATA_MAX_NAME_LEN];
375 _Bool stats_submitted = 0;
377 if (nlh->nlmsg_type == RTM_NEWQDISC)
378 tc_type = "qdisc";
379 else if (nlh->nlmsg_type == RTM_NEWTCLASS)
380 tc_type = "class";
381 else if (nlh->nlmsg_type == RTM_NEWTFILTER)
382 tc_type = "filter";
383 else
384 {
385 ERROR ("netlink plugin: qos_filter_cb: Don't know how to handle type %i.",
386 nlh->nlmsg_type);
387 return MNL_CB_ERROR;
388 }
390 if (tm->tcm_ifindex != wanted_ifindex)
391 {
392 DEBUG ("netlink plugin: qos_filter_cb: Got %s for interface #%i, "
393 "but expected #%i.",
394 tc_type, tm->tcm_ifindex, wanted_ifindex);
395 return MNL_CB_OK;
396 }
398 if ((tm->tcm_ifindex >= 0)
399 && ((size_t) tm->tcm_ifindex >= iflist_len))
400 {
401 ERROR ("netlink plugin: qos_filter_cb: tm->tcm_ifindex = %i "
402 ">= iflist_len = %zu",
403 tm->tcm_ifindex, iflist_len);
404 return MNL_CB_ERROR;
405 }
407 dev = iflist[tm->tcm_ifindex];
408 if (dev == NULL)
409 {
410 ERROR ("netlink plugin: qos_filter_cb: iflist[%i] == NULL",
411 tm->tcm_ifindex);
412 return MNL_CB_ERROR;
413 }
415 mnl_attr_for_each (attr, nlh, sizeof (*tm))
416 {
417 if (mnl_attr_get_type (attr) != TCA_KIND)
418 continue;
420 if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
421 {
422 ERROR ("netlink plugin: qos_filter_cb: TCA_KIND mnl_attr_validate failed.");
423 return MNL_CB_ERROR;
424 }
426 kind = mnl_attr_get_str (attr);
427 break;
428 }
430 if (kind == NULL)
431 {
432 ERROR ("netlink plugin: qos_filter_cb: kind == NULL");
433 return (-1);
434 }
436 { /* The ID */
437 uint32_t numberic_id;
439 numberic_id = tm->tcm_handle;
440 if (strcmp (tc_type, "filter") == 0)
441 numberic_id = tm->tcm_parent;
443 ssnprintf (tc_inst, sizeof (tc_inst), "%s-%x:%x",
444 kind,
445 numberic_id >> 16,
446 numberic_id & 0x0000FFFF);
447 }
449 DEBUG ("netlink plugin: qos_filter_cb: got %s for %s (%i).",
450 tc_type, dev, tm->tcm_ifindex);
452 if (check_ignorelist (dev, tc_type, tc_inst))
453 return MNL_CB_OK;
455 #if HAVE_TCA_STATS2
456 mnl_attr_for_each (attr, nlh, sizeof (*tm))
457 {
458 struct gnet_stats_basic *bs = NULL;
460 if (mnl_attr_get_type (attr) != TCA_STATS2)
461 continue;
463 if (mnl_attr_validate (attr, MNL_TYPE_NESTED) < 0)
464 {
465 ERROR ("netlink plugin: qos_filter_cb: TCA_STATS2 mnl_attr_validate failed.");
466 return MNL_CB_ERROR;
467 }
469 mnl_attr_parse_nested (attr, qos_attr_cb, &bs);
471 if (bs != NULL)
472 {
473 char type_instance[DATA_MAX_NAME_LEN];
475 stats_submitted = 1;
477 ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
478 tc_type, tc_inst);
480 submit_one (dev, "ipt_bytes", type_instance, bs->bytes);
481 submit_one (dev, "ipt_packets", type_instance, bs->packets);
482 }
484 break;
485 }
486 #endif /* TCA_STATS2 */
488 #if HAVE_TCA_STATS
489 mnl_attr_for_each (attr, nlh, sizeof (*tm))
490 {
491 struct tc_stats *ts = NULL;
493 if (mnl_attr_get_type (attr) != TCA_STATS)
494 continue;
496 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*ts)) < 0)
497 {
498 ERROR ("netlink plugin: qos_filter_cb: TCA_STATS mnl_attr_validate2 failed.");
499 return MNL_CB_ERROR;
500 }
501 ts = mnl_attr_get_payload (attr);
503 if (!stats_submitted && ts != NULL)
504 {
505 char type_instance[DATA_MAX_NAME_LEN];
507 ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
508 tc_type, tc_inst);
510 submit_one (dev, "ipt_bytes", type_instance, ts->bytes);
511 submit_one (dev, "ipt_packets", type_instance, ts->packets);
512 }
514 break;
515 }
517 #endif /* TCA_STATS */
519 #if !(HAVE_TCA_STATS && HAVE_TCA_STATS2)
520 DEBUG ("netlink plugin: qos_filter_cb: Have neither TCA_STATS2 nor "
521 "TCA_STATS.");
522 #endif
524 return MNL_CB_OK;
525 } /* int qos_filter_cb */
527 static int ir_config (const char *key, const char *value)
528 {
529 char *new_val;
530 char *fields[8];
531 int fields_num;
532 int status = 1;
534 new_val = strdup (value);
535 if (new_val == NULL)
536 return (-1);
538 fields_num = strsplit (new_val, fields, STATIC_ARRAY_SIZE (fields));
539 if ((fields_num < 1) || (fields_num > 8))
540 {
541 sfree (new_val);
542 return (-1);
543 }
545 if ((strcasecmp (key, "Interface") == 0)
546 || (strcasecmp (key, "VerboseInterface") == 0))
547 {
548 if (fields_num != 1)
549 {
550 ERROR ("netlink plugin: Invalid number of fields for option "
551 "`%s'. Got %i, expected 1.", key, fields_num);
552 status = -1;
553 }
554 else
555 {
556 add_ignorelist (fields[0], "interface", NULL);
557 if (strcasecmp (key, "VerboseInterface") == 0)
558 add_ignorelist (fields[0], "if_detail", NULL);
559 status = 0;
560 }
561 }
562 else if ((strcasecmp (key, "QDisc") == 0)
563 || (strcasecmp (key, "Class") == 0)
564 || (strcasecmp (key, "Filter") == 0))
565 {
566 if ((fields_num < 1) || (fields_num > 2))
567 {
568 ERROR ("netlink plugin: Invalid number of fields for option "
569 "`%s'. Got %i, expected 1 or 2.", key, fields_num);
570 return (-1);
571 }
572 else
573 {
574 add_ignorelist (fields[0], key,
575 (fields_num == 2) ? fields[1] : NULL);
576 status = 0;
577 }
578 }
579 else if (strcasecmp (key, "IgnoreSelected") == 0)
580 {
581 if (fields_num != 1)
582 {
583 ERROR ("netlink plugin: Invalid number of fields for option "
584 "`IgnoreSelected'. Got %i, expected 1.", fields_num);
585 status = -1;
586 }
587 else
588 {
589 if (IS_TRUE (fields[0]))
590 ir_ignorelist_invert = 0;
591 else
592 ir_ignorelist_invert = 1;
593 status = 0;
594 }
595 }
597 sfree (new_val);
599 return (status);
600 } /* int ir_config */
602 static int ir_init (void)
603 {
604 nl = mnl_socket_open (NETLINK_ROUTE);
605 if (nl == NULL)
606 {
607 ERROR ("netlink plugin: ir_init: mnl_socket_open failed.");
608 return (-1);
609 }
611 if (mnl_socket_bind (nl, 0, MNL_SOCKET_AUTOPID) < 0)
612 {
613 ERROR ("netlink plugin: ir_init: mnl_socket_bind failed.");
614 return (-1);
615 }
617 return (0);
618 } /* int ir_init */
620 static int ir_read (void)
621 {
622 char buf[MNL_SOCKET_BUFFER_SIZE];
623 struct nlmsghdr *nlh;
624 struct rtgenmsg *rt;
625 int ret;
626 unsigned int seq, portid;
628 size_t ifindex;
630 static const int type_id[] = { RTM_GETQDISC, RTM_GETTCLASS, RTM_GETTFILTER };
631 static const char *type_name[] = { "qdisc", "class", "filter" };
633 portid = mnl_socket_get_portid (nl);
635 nlh = mnl_nlmsg_put_header (buf);
636 nlh->nlmsg_type = RTM_GETLINK;
637 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
638 nlh->nlmsg_seq = seq = time (NULL);
639 rt = mnl_nlmsg_put_extra_header (nlh, sizeof (*rt));
640 rt->rtgen_family = AF_PACKET;
642 if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
643 {
644 ERROR ("netlink plugin: ir_read: rtnl_wilddump_request failed.");
645 return (-1);
646 }
648 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
649 while (ret > 0)
650 {
651 ret = mnl_cb_run (buf, ret, seq, portid, link_filter_cb, NULL);
652 if (ret <= MNL_CB_STOP)
653 break;
654 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
655 }
656 if (ret < 0)
657 {
658 ERROR ("netlink plugin: ir_read: mnl_socket_recvfrom failed.");
659 return (-1);
660 }
662 /* `link_filter_cb' will update `iflist' which is used here to iterate
663 * over all interfaces. */
664 for (ifindex = 1; ifindex < iflist_len; ifindex++)
665 {
666 struct tcmsg *tm;
667 size_t type_index;
669 if (iflist[ifindex] == NULL)
670 continue;
672 for (type_index = 0; type_index < STATIC_ARRAY_SIZE (type_id); type_index++)
673 {
674 if (check_ignorelist (iflist[ifindex], type_name[type_index], NULL))
675 {
676 DEBUG ("netlink plugin: ir_read: check_ignorelist (%s, %s, (nil)) "
677 "== TRUE", iflist[ifindex], type_name[type_index]);
678 continue;
679 }
681 DEBUG ("netlink plugin: ir_read: querying %s from %s (%lu).",
682 type_name[type_index], iflist[ifindex], ifindex);
684 nlh = mnl_nlmsg_put_header (buf);
685 nlh->nlmsg_type = type_id[type_index];
686 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
687 nlh->nlmsg_seq = seq = time (NULL);
688 tm = mnl_nlmsg_put_extra_header (nlh, sizeof (*tm));
689 tm->tcm_family = AF_PACKET;
690 tm->tcm_ifindex = ifindex;
692 if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
693 {
694 ERROR ("netlink plugin: ir_read: mnl_socket_sendto failed.");
695 continue;
696 }
698 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
699 while (ret > 0)
700 {
701 ret = mnl_cb_run (buf, ret, seq, portid, qos_filter_cb, &ifindex);
702 if (ret <= MNL_CB_STOP)
703 break;
704 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
705 }
706 if (ret < 0)
707 {
708 ERROR ("netlink plugin: ir_read:mnl_socket_recvfrom failed.");
709 continue;
710 }
712 } /* for (type_index) */
713 } /* for (if_index) */
715 return (0);
716 } /* int ir_read */
718 static int ir_shutdown (void)
719 {
720 if (nl)
721 {
722 mnl_socket_close (nl);
723 nl = NULL;
724 }
726 return (0);
727 } /* int ir_shutdown */
729 void module_register (void)
730 {
731 plugin_register_config ("netlink", ir_config, config_keys, config_keys_num);
732 plugin_register_init ("netlink", ir_init);
733 plugin_register_read ("netlink", ir_read);
734 plugin_register_shutdown ("netlink", ir_shutdown);
735 } /* void module_register */
737 /*
738 * vim: set shiftwidth=2 softtabstop=2 tabstop=8 :
739 */