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>
40 //#include <linux/if.h>
41 //#include <linux/if_link.h>
43 typedef struct ir_ignorelist_s
44 {
45 char *device;
46 char *type;
47 char *inst;
48 struct ir_ignorelist_s *next;
49 } ir_ignorelist_t;
51 static int ir_ignorelist_invert = 1;
52 static ir_ignorelist_t *ir_ignorelist_head = NULL;
54 static struct mnl_socket *nl;
56 static char **iflist = NULL;
57 static size_t iflist_len = 0;
59 static const char *config_keys[] =
60 {
61 "Interface",
62 "VerboseInterface",
63 "QDisc",
64 "Class",
65 "Filter",
66 "IgnoreSelected"
67 };
68 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
70 static int add_ignorelist (const char *dev, const char *type,
71 const char *inst)
72 {
73 ir_ignorelist_t *entry;
75 entry = (ir_ignorelist_t *) malloc (sizeof (ir_ignorelist_t));
76 if (entry == NULL)
77 return (-1);
79 memset (entry, '\0', sizeof (ir_ignorelist_t));
81 if (strcasecmp (dev, "All") != 0)
82 {
83 entry->device = strdup (dev);
84 if (entry->device == NULL)
85 {
86 sfree (entry);
87 return (-1);
88 }
89 }
91 entry->type = strdup (type);
92 if (entry->type == NULL)
93 {
94 sfree (entry->device);
95 sfree (entry);
96 return (-1);
97 }
99 if (inst != NULL)
100 {
101 entry->inst = strdup (inst);
102 if (entry->inst == NULL)
103 {
104 sfree (entry->type);
105 sfree (entry->device);
106 sfree (entry);
107 return (-1);
108 }
109 }
111 entry->next = ir_ignorelist_head;
112 ir_ignorelist_head = entry;
114 return (0);
115 } /* int add_ignorelist */
117 /*
118 * Checks wether a data set should be ignored. Returns `true' is the value
119 * should be ignored, `false' otherwise.
120 */
121 static int check_ignorelist (const char *dev,
122 const char *type, const char *type_instance)
123 {
124 ir_ignorelist_t *i;
126 assert ((dev != NULL) && (type != NULL));
128 if (ir_ignorelist_head == NULL)
129 return (ir_ignorelist_invert ? 0 : 1);
131 for (i = ir_ignorelist_head; i != NULL; i = i->next)
132 {
133 /* i->device == NULL => match all devices */
134 if ((i->device != NULL)
135 && (strcasecmp (i->device, dev) != 0))
136 continue;
138 if (strcasecmp (i->type, type) != 0)
139 continue;
141 if ((i->inst != NULL) && (type_instance != NULL)
142 && (strcasecmp (i->inst, type_instance) != 0))
143 continue;
145 DEBUG ("netlink plugin: check_ignorelist: "
146 "(dev = %s; type = %s; inst = %s) matched "
147 "(dev = %s; type = %s; inst = %s)",
148 dev, type,
149 type_instance == NULL ? "(nil)" : type_instance,
150 i->device == NULL ? "(nil)" : i->device,
151 i->type,
152 i->inst == NULL ? "(nil)" : i->inst);
154 return (ir_ignorelist_invert ? 0 : 1);
155 } /* for i */
157 return (ir_ignorelist_invert);
158 } /* int check_ignorelist */
160 static void submit_one (const char *dev, const char *type,
161 const char *type_instance, derive_t value)
162 {
163 value_t values[1];
164 value_list_t vl = VALUE_LIST_INIT;
166 values[0].derive = value;
168 vl.values = values;
169 vl.values_len = 1;
170 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
171 sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
172 sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
173 sstrncpy (vl.type, type, sizeof (vl.type));
175 if (type_instance != NULL)
176 sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
178 plugin_dispatch_values (&vl);
179 } /* void submit_one */
181 static void submit_two (const char *dev, const char *type,
182 const char *type_instance,
183 derive_t rx, derive_t tx)
184 {
185 value_t values[2];
186 value_list_t vl = VALUE_LIST_INIT;
188 values[0].derive = rx;
189 values[1].derive = tx;
191 vl.values = values;
192 vl.values_len = 2;
193 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
194 sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
195 sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
196 sstrncpy (vl.type, type, sizeof (vl.type));
198 if (type_instance != NULL)
199 sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
201 plugin_dispatch_values (&vl);
202 } /* void submit_two */
204 static int update_iflist (struct ifinfomsg *msg, const char *dev)
205 {
206 /* Update the `iflist'. It's used to know which interfaces exist and query
207 * them later for qdiscs and classes. */
208 if ((msg->ifi_index >= 0) && ((size_t) msg->ifi_index >= iflist_len))
209 {
210 char **temp;
212 temp = (char **) realloc (iflist, (msg->ifi_index + 1) * sizeof (char *));
213 if (temp == NULL)
214 {
215 ERROR ("netlink plugin: update_iflist: realloc failed.");
216 return (-1);
217 }
219 memset (temp + iflist_len, '\0',
220 (msg->ifi_index + 1 - iflist_len) * sizeof (char *));
221 iflist = temp;
222 iflist_len = msg->ifi_index + 1;
223 }
224 if ((iflist[msg->ifi_index] == NULL)
225 || (strcmp (iflist[msg->ifi_index], dev) != 0))
226 {
227 sfree (iflist[msg->ifi_index]);
228 iflist[msg->ifi_index] = strdup (dev);
229 }
231 return (0);
232 }
234 static void check_ignorelist_and_submit (const char *dev,
235 struct rtnl_link_stats *stats)
236 {
238 if (check_ignorelist (dev, "interface", NULL) == 0)
239 {
240 submit_two (dev, "if_octets", NULL, stats->rx_bytes, stats->tx_bytes);
241 submit_two (dev, "if_packets", NULL, stats->rx_packets, stats->tx_packets);
242 submit_two (dev, "if_errors", NULL, stats->rx_errors, stats->tx_errors);
243 }
244 else
245 {
246 DEBUG ("netlink plugin: Ignoring %s/interface.", dev);
247 }
249 if (check_ignorelist (dev, "if_detail", NULL) == 0)
250 {
251 submit_two (dev, "if_dropped", NULL, stats->rx_dropped, stats->tx_dropped);
252 submit_one (dev, "if_multicast", NULL, stats->multicast);
253 submit_one (dev, "if_collisions", NULL, stats->collisions);
255 submit_one (dev, "if_rx_errors", "length", stats->rx_length_errors);
256 submit_one (dev, "if_rx_errors", "over", stats->rx_over_errors);
257 submit_one (dev, "if_rx_errors", "crc", stats->rx_crc_errors);
258 submit_one (dev, "if_rx_errors", "frame", stats->rx_frame_errors);
259 submit_one (dev, "if_rx_errors", "fifo", stats->rx_fifo_errors);
260 submit_one (dev, "if_rx_errors", "missed", stats->rx_missed_errors);
262 submit_one (dev, "if_tx_errors", "aborted", stats->tx_aborted_errors);
263 submit_one (dev, "if_tx_errors", "carrier", stats->tx_carrier_errors);
264 submit_one (dev, "if_tx_errors", "fifo", stats->tx_fifo_errors);
265 submit_one (dev, "if_tx_errors", "heartbeat", stats->tx_heartbeat_errors);
266 submit_one (dev, "if_tx_errors", "window", stats->tx_window_errors);
267 }
268 else
269 {
270 DEBUG ("netlink plugin: Ignoring %s/if_detail.", dev);
271 }
273 }
275 static int link_filter_cb (const struct nlmsghdr *nlh,
276 void __attribute__((unused)) *args)
277 {
278 struct ifinfomsg *ifm = mnl_nlmsg_get_payload (nlh);
279 struct nlattr *attr;
280 struct rtnl_link_stats *stats = NULL;
281 const char *dev = NULL;
283 if (nlh->nlmsg_type != RTM_NEWLINK)
284 {
285 ERROR ("netlink plugin: link_filter_cb: Don't know how to handle type %i.",
286 nlh->nlmsg_type);
287 return MNL_CB_ERROR;
288 }
290 mnl_attr_for_each (attr, nlh, sizeof (*ifm))
291 {
292 if (mnl_attr_get_type (attr) != IFLA_IFNAME)
293 continue;
295 if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
296 {
297 ERROR ("netlink plugin: link_filter_cb: IFLA_IFNAME mnl_attr_validate failed.");
298 return MNL_CB_ERROR;
299 }
301 dev = mnl_attr_get_str (attr);
302 if (update_iflist (ifm, dev) < 0)
303 return MNL_CB_ERROR;
304 break;
305 }
307 if (dev == NULL)
308 {
309 ERROR ("netlink plugin: link_filter_cb: dev == NULL");
310 return MNL_CB_ERROR;
311 }
313 mnl_attr_for_each (attr, nlh, sizeof (*ifm))
314 {
315 if (mnl_attr_get_type (attr) != IFLA_STATS)
316 continue;
318 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*stats)) < 0)
319 {
320 ERROR ("netlink plugin: link_filter_cb: IFLA_STATS mnl_attr_validate2 failed.");
321 return MNL_CB_ERROR;
322 }
323 stats = mnl_attr_get_payload (attr);
325 check_ignorelist_and_submit (dev, stats);
326 break;
327 }
329 if (stats == NULL)
330 {
331 DEBUG ("netlink plugin: link_filter: No statistics for interface %s.", dev);
332 return MNL_CB_OK;
333 }
335 return MNL_CB_OK;
336 } /* int link_filter_cb */
338 #if HAVE_TCA_STATS2
339 static int qos_attr_cb (const struct nlattr *attr, void *data)
340 {
341 struct gnet_stats_basic *bs = *(struct gnet_stats_basic **)data;
343 /* skip unsupported attribute in user-space */
344 if (mnl_attr_type_valid (attr, TCA_STATS_MAX) < 0)
345 return MNL_CB_OK;
347 if (mnl_attr_get_type (attr) == TCA_STATS_BASIC)
348 {
349 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*bs)) < 0)
350 {
351 ERROR ("netlink plugin: qos_attr_cb: TCA_STATS_BASIC mnl_attr_validate2 failed.");
352 return MNL_CB_ERROR;
353 }
354 bs = mnl_attr_get_payload (attr);
355 return MNL_CB_STOP;
356 }
358 return MNL_CB_OK;
359 } /* qos_attr_cb */
360 #endif
362 static int qos_filter_cb (const struct nlmsghdr *nlh, void *args)
363 {
364 struct tcmsg *tm = mnl_nlmsg_get_payload (nlh);
365 struct nlattr *attr;
367 int wanted_ifindex = *((int *) args);
369 const char *dev;
370 const char *kind = NULL;
372 /* char *type_instance; */
373 char *tc_type;
374 char tc_inst[DATA_MAX_NAME_LEN];
376 int __attribute__((unused)) stats_submitted = 0;
378 if (nlh->nlmsg_type == RTM_NEWQDISC)
379 tc_type = "qdisc";
380 else if (nlh->nlmsg_type == RTM_NEWTCLASS)
381 tc_type = "class";
382 else if (nlh->nlmsg_type == RTM_NEWTFILTER)
383 tc_type = "filter";
384 else
385 {
386 ERROR ("netlink plugin: qos_filter_cb: Don't know how to handle type %i.",
387 nlh->nlmsg_type);
388 return MNL_CB_ERROR;
389 }
391 if (tm->tcm_ifindex != wanted_ifindex)
392 {
393 DEBUG ("netlink plugin: qos_filter_cb: Got %s for interface #%i, "
394 "but expected #%i.",
395 tc_type, tm->tcm_ifindex, wanted_ifindex);
396 return MNL_CB_OK;
397 }
399 if ((tm->tcm_ifindex >= 0)
400 && ((size_t) tm->tcm_ifindex >= iflist_len))
401 {
402 ERROR ("netlink plugin: qos_filter_cb: tm->tcm_ifindex = %i "
403 ">= iflist_len = %zu",
404 tm->tcm_ifindex, iflist_len);
405 return MNL_CB_ERROR;
406 }
408 dev = iflist[tm->tcm_ifindex];
409 if (dev == NULL)
410 {
411 ERROR ("netlink plugin: qos_filter_cb: iflist[%i] == NULL",
412 tm->tcm_ifindex);
413 return MNL_CB_ERROR;
414 }
416 mnl_attr_for_each (attr, nlh, sizeof (*tm))
417 {
418 if (mnl_attr_get_type (attr) != TCA_KIND)
419 continue;
421 if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
422 {
423 ERROR ("netlink plugin: qos_filter_cb: TCA_KIND mnl_attr_validate failed.");
424 return MNL_CB_ERROR;
425 }
427 kind = mnl_attr_get_str (attr);
428 break;
429 }
431 if (kind == NULL)
432 {
433 ERROR ("netlink plugin: qos_filter_cb: kind == NULL");
434 return (-1);
435 }
437 { /* The the ID */
438 uint32_t numberic_id;
440 numberic_id = tm->tcm_handle;
441 if (strcmp (tc_type, "filter") == 0)
442 numberic_id = tm->tcm_parent;
444 ssnprintf (tc_inst, sizeof (tc_inst), "%s-%x:%x",
445 kind,
446 numberic_id >> 16,
447 numberic_id & 0x0000FFFF);
448 }
450 DEBUG ("netlink plugin: qos_filter_cb: got %s for %s (%i).",
451 tc_type, dev, tm->tcm_ifindex);
453 if (check_ignorelist (dev, tc_type, tc_inst))
454 return MNL_CB_OK;
456 #if HAVE_TCA_STATS2
457 mnl_attr_for_each (attr, nlh, sizeof (*tm))
458 {
459 struct gnet_stats_basic *bs = NULL;
461 if (mnl_attr_get_type (attr) != TCA_STATS2)
462 continue;
464 if (mnl_attr_validate (attr, MNL_TYPE_NESTED) < 0)
465 {
466 ERROR ("netlink plugin: qos_filter_cb: TCA_STATS2 mnl_attr_validate failed.");
467 return MNL_CB_ERROR;
468 }
470 mnl_attr_parse_nested (attr, qos_attr_cb, &bs);
472 if (bs != NULL)
473 {
474 char type_instance[DATA_MAX_NAME_LEN];
476 stats_submitted = 1;
478 ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
479 tc_type, tc_inst);
481 submit_one (dev, "ipt_bytes", type_instance, bs->bytes);
482 submit_one (dev, "ipt_packets", type_instance, bs->packets);
483 }
485 break;
486 }
487 #endif /* TCA_STATS2 */
489 #if HAVE_TCA_STATS
490 mnl_attr_for_each (attr, nlh, sizeof (*tm))
491 {
492 struct tc_stats *ts = NULL;
494 if (mnl_attr_get_type (attr) != TCA_STATS)
495 continue;
497 if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*ts)) < 0)
498 {
499 ERROR ("netlink plugin: qos_filter_cb: TCA_STATS mnl_attr_validate2 failed.");
500 return MNL_CB_ERROR;
501 }
502 ts = mnl_attr_get_payload (attr);
504 if (!stats_submitted && ts != NULL)
505 {
506 char type_instance[DATA_MAX_NAME_LEN];
508 ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
509 tc_type, tc_inst);
511 submit_one (dev, "ipt_bytes", type_instance, ts->bytes);
512 submit_one (dev, "ipt_packets", type_instance, ts->packets);
513 }
515 break;
516 }
518 #endif /* TCA_STATS */
520 #if !(HAVE_TCA_STATS && HAVE_TCA_STATS2)
521 DEBUG ("netlink plugin: qos_filter_cb: Have neither TCA_STATS2 nor "
522 "TCA_STATS.");
523 #endif
525 return MNL_CB_OK;
526 } /* int qos_filter_cb */
528 static int ir_config (const char *key, const char *value)
529 {
530 char *new_val;
531 char *fields[8];
532 int fields_num;
533 int status = 1;
535 new_val = strdup (value);
536 if (new_val == NULL)
537 return (-1);
539 fields_num = strsplit (new_val, fields, STATIC_ARRAY_SIZE (fields));
540 if ((fields_num < 1) || (fields_num > 8))
541 {
542 sfree (new_val);
543 return (-1);
544 }
546 if ((strcasecmp (key, "Interface") == 0)
547 || (strcasecmp (key, "VerboseInterface") == 0))
548 {
549 if (fields_num != 1)
550 {
551 ERROR ("netlink plugin: Invalid number of fields for option "
552 "`%s'. Got %i, expected 1.", key, fields_num);
553 status = -1;
554 }
555 else
556 {
557 add_ignorelist (fields[0], "interface", NULL);
558 if (strcasecmp (key, "VerboseInterface") == 0)
559 add_ignorelist (fields[0], "if_detail", NULL);
560 status = 0;
561 }
562 }
563 else if ((strcasecmp (key, "QDisc") == 0)
564 || (strcasecmp (key, "Class") == 0)
565 || (strcasecmp (key, "Filter") == 0))
566 {
567 if ((fields_num < 1) || (fields_num > 2))
568 {
569 ERROR ("netlink plugin: Invalid number of fields for option "
570 "`%s'. Got %i, expected 1 or 2.", key, fields_num);
571 return (-1);
572 }
573 else
574 {
575 add_ignorelist (fields[0], key,
576 (fields_num == 2) ? fields[1] : NULL);
577 status = 0;
578 }
579 }
580 else if (strcasecmp (key, "IgnoreSelected") == 0)
581 {
582 if (fields_num != 1)
583 {
584 ERROR ("netlink plugin: Invalid number of fields for option "
585 "`IgnoreSelected'. Got %i, expected 1.", fields_num);
586 status = -1;
587 }
588 else
589 {
590 if (IS_TRUE (fields[0]))
591 ir_ignorelist_invert = 0;
592 else
593 ir_ignorelist_invert = 1;
594 status = 0;
595 }
596 }
598 sfree (new_val);
600 return (status);
601 } /* int ir_config */
603 static int ir_init (void)
604 {
605 nl = mnl_socket_open (NETLINK_ROUTE);
606 if (nl == NULL)
607 {
608 ERROR ("netlink plugin: ir_init: mnl_socket_open failed.");
609 return (-1);
610 }
612 if (mnl_socket_bind (nl, 0, MNL_SOCKET_AUTOPID) < 0)
613 {
614 ERROR ("netlink plugin: ir_init: mnl_socket_bind failed.");
615 return (-1);
616 }
618 return (0);
619 } /* int ir_init */
621 static int ir_read (void)
622 {
623 char buf[MNL_SOCKET_BUFFER_SIZE];
624 struct nlmsghdr *nlh;
625 struct rtgenmsg *rt;
626 int ret;
627 unsigned int seq, portid;
629 size_t ifindex;
631 static const int type_id[] = { RTM_GETQDISC, RTM_GETTCLASS, RTM_GETTFILTER };
632 static const char *type_name[] = { "qdisc", "class", "filter" };
634 portid = mnl_socket_get_portid (nl);
636 nlh = mnl_nlmsg_put_header (buf);
637 nlh->nlmsg_type = RTM_GETLINK;
638 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
639 nlh->nlmsg_seq = seq = time (NULL);
640 rt = mnl_nlmsg_put_extra_header (nlh, sizeof (*rt));
641 rt->rtgen_family = AF_PACKET;
643 if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
644 {
645 ERROR ("netlink plugin: ir_read: rtnl_wilddump_request failed.");
646 return (-1);
647 }
649 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
650 while (ret > 0)
651 {
652 ret = mnl_cb_run (buf, ret, seq, portid, link_filter_cb, NULL);
653 if (ret <= MNL_CB_STOP)
654 break;
655 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
656 }
657 if (ret < 0)
658 {
659 ERROR ("netlink plugin: ir_read: mnl_socket_recvfrom failed.");
660 return (-1);
661 }
663 /* `link_filter_cb' will update `iflist' which is used here to iterate
664 * over all interfaces. */
665 for (ifindex = 1; ifindex < iflist_len; ifindex++)
666 {
667 struct tcmsg *tm;
668 size_t type_index;
670 if (iflist[ifindex] == NULL)
671 continue;
673 for (type_index = 0; type_index < STATIC_ARRAY_SIZE (type_id); type_index++)
674 {
675 if (check_ignorelist (iflist[ifindex], type_name[type_index], NULL))
676 {
677 DEBUG ("netlink plugin: ir_read: check_ignorelist (%s, %s, (nil)) "
678 "== TRUE", iflist[ifindex], type_name[type_index]);
679 continue;
680 }
682 DEBUG ("netlink plugin: ir_read: querying %s from %s (%lu).",
683 type_name[type_index], iflist[ifindex], ifindex);
685 nlh = mnl_nlmsg_put_header (buf);
686 nlh->nlmsg_type = type_id[type_index];
687 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
688 nlh->nlmsg_seq = seq = time (NULL);
689 tm = mnl_nlmsg_put_extra_header (nlh, sizeof (*tm));
690 tm->tcm_family = AF_PACKET;
691 tm->tcm_ifindex = ifindex;
693 if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
694 {
695 ERROR ("netlink plugin: ir_read: mnl_socket_sendto failed.");
696 continue;
697 }
699 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
700 while (ret > 0)
701 {
702 ret = mnl_cb_run (buf, ret, seq, portid, qos_filter_cb, &ifindex);
703 if (ret <= MNL_CB_STOP)
704 break;
705 ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
706 }
707 if (ret < 0)
708 {
709 ERROR ("netlink plugin: ir_read:mnl_socket_recvfrom failed.");
710 continue;
711 }
713 } /* for (type_index) */
714 } /* for (if_index) */
716 return (0);
717 } /* int ir_read */
719 static int ir_shutdown (void)
720 {
721 if (nl)
722 {
723 mnl_socket_close (nl);
724 nl = NULL;
725 }
727 return (0);
728 } /* int ir_shutdown */
730 void module_register (void)
731 {
732 plugin_register_config ("netlink", ir_config, config_keys, config_keys_num);
733 plugin_register_init ("netlink", ir_init);
734 plugin_register_read ("netlink", ir_read);
735 plugin_register_shutdown ("netlink", ir_shutdown);
736 } /* void module_register */
738 /*
739 * vim: set shiftwidth=2 softtabstop=2 tabstop=8 :
740 */