]>
Commit | Line | Data |
---|---|---|
718e3744 | 1 | /* OSPFv2 SNMP support |
ba682537 | 2 | * Copyright (C) 2005 6WIND <alain.ritoux@6wind.com> |
718e3744 | 3 | * Copyright (C) 2000 IP Infusion Inc. |
4 | * | |
5 | * Written by Kunihiro Ishiguro <kunihiro@zebra.org> | |
6 | * | |
7 | * This file is part of GNU Zebra. | |
8 | * | |
9 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
10 | * under the terms of the GNU General Public License as published by the | |
11 | * Free Software Foundation; either version 2, or (at your option) any | |
12 | * later version. | |
13 | * | |
14 | * GNU Zebra is distributed in the hope that it will be useful, but | |
15 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with GNU Zebra; see the file COPYING. If not, write to the Free | |
21 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
22 | * 02111-1307, USA. | |
23 | */ | |
24 | ||
25 | #include <zebra.h> | |
26 | ||
27 | #ifdef HAVE_SNMP | |
07661cb5 | 28 | #include <net-snmp/net-snmp-config.h> |
fb62a3ce | 29 | #include <net-snmp/net-snmp-includes.h> |
718e3744 | 30 | |
31 | #include "if.h" | |
32 | #include "log.h" | |
33 | #include "prefix.h" | |
34 | #include "table.h" | |
35 | #include "command.h" | |
36 | #include "memory.h" | |
37 | #include "smux.h" | |
38 | ||
39 | #include "ospfd/ospfd.h" | |
40 | #include "ospfd/ospf_interface.h" | |
41 | #include "ospfd/ospf_asbr.h" | |
42 | #include "ospfd/ospf_lsa.h" | |
43 | #include "ospfd/ospf_lsdb.h" | |
44 | #include "ospfd/ospf_abr.h" | |
45 | #include "ospfd/ospf_neighbor.h" | |
46 | #include "ospfd/ospf_nsm.h" | |
47 | #include "ospfd/ospf_flood.h" | |
e6217879 | 48 | #include "ospfd/ospf_ism.h" |
9aecfae2 | 49 | #include "ospfd/ospf_dump.h" |
0be8dfb2 | 50 | #include "ospfd/ospf_snmp.h" |
6b0655a2 | 51 | |
718e3744 | 52 | /* OSPF2-MIB. */ |
53 | #define OSPF2MIB 1,3,6,1,2,1,14 | |
54 | ||
718e3744 | 55 | /* OSPF MIB General Group values. */ |
56 | #define OSPFROUTERID 1 | |
57 | #define OSPFADMINSTAT 2 | |
58 | #define OSPFVERSIONNUMBER 3 | |
59 | #define OSPFAREABDRRTRSTATUS 4 | |
60 | #define OSPFASBDRRTRSTATUS 5 | |
61 | #define OSPFEXTERNLSACOUNT 6 | |
62 | #define OSPFEXTERNLSACKSUMSUM 7 | |
63 | #define OSPFTOSSUPPORT 8 | |
64 | #define OSPFORIGINATENEWLSAS 9 | |
65 | #define OSPFRXNEWLSAS 10 | |
66 | #define OSPFEXTLSDBLIMIT 11 | |
67 | #define OSPFMULTICASTEXTENSIONS 12 | |
68 | #define OSPFEXITOVERFLOWINTERVAL 13 | |
69 | #define OSPFDEMANDEXTENSIONS 14 | |
70 | ||
71 | /* OSPF MIB ospfAreaTable. */ | |
72 | #define OSPFAREAID 1 | |
73 | #define OSPFAUTHTYPE 2 | |
74 | #define OSPFIMPORTASEXTERN 3 | |
75 | #define OSPFSPFRUNS 4 | |
76 | #define OSPFAREABDRRTRCOUNT 5 | |
77 | #define OSPFASBDRRTRCOUNT 6 | |
78 | #define OSPFAREALSACOUNT 7 | |
79 | #define OSPFAREALSACKSUMSUM 8 | |
80 | #define OSPFAREASUMMARY 9 | |
81 | #define OSPFAREASTATUS 10 | |
82 | ||
83 | /* OSPF MIB ospfStubAreaTable. */ | |
84 | #define OSPFSTUBAREAID 1 | |
85 | #define OSPFSTUBTOS 2 | |
86 | #define OSPFSTUBMETRIC 3 | |
87 | #define OSPFSTUBSTATUS 4 | |
88 | #define OSPFSTUBMETRICTYPE 5 | |
89 | ||
90 | /* OSPF MIB ospfLsdbTable. */ | |
91 | #define OSPFLSDBAREAID 1 | |
92 | #define OSPFLSDBTYPE 2 | |
93 | #define OSPFLSDBLSID 3 | |
94 | #define OSPFLSDBROUTERID 4 | |
95 | #define OSPFLSDBSEQUENCE 5 | |
96 | #define OSPFLSDBAGE 6 | |
97 | #define OSPFLSDBCHECKSUM 7 | |
98 | #define OSPFLSDBADVERTISEMENT 8 | |
99 | ||
100 | /* OSPF MIB ospfAreaRangeTable. */ | |
101 | #define OSPFAREARANGEAREAID 1 | |
102 | #define OSPFAREARANGENET 2 | |
103 | #define OSPFAREARANGEMASK 3 | |
104 | #define OSPFAREARANGESTATUS 4 | |
105 | #define OSPFAREARANGEEFFECT 5 | |
106 | ||
107 | /* OSPF MIB ospfHostTable. */ | |
108 | #define OSPFHOSTIPADDRESS 1 | |
109 | #define OSPFHOSTTOS 2 | |
110 | #define OSPFHOSTMETRIC 3 | |
111 | #define OSPFHOSTSTATUS 4 | |
112 | #define OSPFHOSTAREAID 5 | |
113 | ||
114 | /* OSPF MIB ospfIfTable. */ | |
115 | #define OSPFIFIPADDRESS 1 | |
116 | #define OSPFADDRESSLESSIF 2 | |
117 | #define OSPFIFAREAID 3 | |
118 | #define OSPFIFTYPE 4 | |
119 | #define OSPFIFADMINSTAT 5 | |
120 | #define OSPFIFRTRPRIORITY 6 | |
121 | #define OSPFIFTRANSITDELAY 7 | |
122 | #define OSPFIFRETRANSINTERVAL 8 | |
123 | #define OSPFIFHELLOINTERVAL 9 | |
124 | #define OSPFIFRTRDEADINTERVAL 10 | |
125 | #define OSPFIFPOLLINTERVAL 11 | |
126 | #define OSPFIFSTATE 12 | |
127 | #define OSPFIFDESIGNATEDROUTER 13 | |
128 | #define OSPFIFBACKUPDESIGNATEDROUTER 14 | |
129 | #define OSPFIFEVENTS 15 | |
130 | #define OSPFIFAUTHKEY 16 | |
131 | #define OSPFIFSTATUS 17 | |
132 | #define OSPFIFMULTICASTFORWARDING 18 | |
133 | #define OSPFIFDEMAND 19 | |
134 | #define OSPFIFAUTHTYPE 20 | |
135 | ||
136 | /* OSPF MIB ospfIfMetricTable. */ | |
137 | #define OSPFIFMETRICIPADDRESS 1 | |
138 | #define OSPFIFMETRICADDRESSLESSIF 2 | |
139 | #define OSPFIFMETRICTOS 3 | |
140 | #define OSPFIFMETRICVALUE 4 | |
141 | #define OSPFIFMETRICSTATUS 5 | |
142 | ||
143 | /* OSPF MIB ospfVirtIfTable. */ | |
144 | #define OSPFVIRTIFAREAID 1 | |
145 | #define OSPFVIRTIFNEIGHBOR 2 | |
146 | #define OSPFVIRTIFTRANSITDELAY 3 | |
147 | #define OSPFVIRTIFRETRANSINTERVAL 4 | |
148 | #define OSPFVIRTIFHELLOINTERVAL 5 | |
149 | #define OSPFVIRTIFRTRDEADINTERVAL 6 | |
150 | #define OSPFVIRTIFSTATE 7 | |
151 | #define OSPFVIRTIFEVENTS 8 | |
152 | #define OSPFVIRTIFAUTHKEY 9 | |
153 | #define OSPFVIRTIFSTATUS 10 | |
154 | #define OSPFVIRTIFAUTHTYPE 11 | |
155 | ||
156 | /* OSPF MIB ospfNbrTable. */ | |
157 | #define OSPFNBRIPADDR 1 | |
158 | #define OSPFNBRADDRESSLESSINDEX 2 | |
159 | #define OSPFNBRRTRID 3 | |
160 | #define OSPFNBROPTIONS 4 | |
161 | #define OSPFNBRPRIORITY 5 | |
162 | #define OSPFNBRSTATE 6 | |
163 | #define OSPFNBREVENTS 7 | |
164 | #define OSPFNBRLSRETRANSQLEN 8 | |
165 | #define OSPFNBMANBRSTATUS 9 | |
166 | #define OSPFNBMANBRPERMANENCE 10 | |
167 | #define OSPFNBRHELLOSUPPRESSED 11 | |
168 | ||
169 | /* OSPF MIB ospfVirtNbrTable. */ | |
170 | #define OSPFVIRTNBRAREA 1 | |
171 | #define OSPFVIRTNBRRTRID 2 | |
172 | #define OSPFVIRTNBRIPADDR 3 | |
173 | #define OSPFVIRTNBROPTIONS 4 | |
174 | #define OSPFVIRTNBRSTATE 5 | |
175 | #define OSPFVIRTNBREVENTS 6 | |
176 | #define OSPFVIRTNBRLSRETRANSQLEN 7 | |
177 | #define OSPFVIRTNBRHELLOSUPPRESSED 8 | |
178 | ||
179 | /* OSPF MIB ospfExtLsdbTable. */ | |
180 | #define OSPFEXTLSDBTYPE 1 | |
181 | #define OSPFEXTLSDBLSID 2 | |
182 | #define OSPFEXTLSDBROUTERID 3 | |
183 | #define OSPFEXTLSDBSEQUENCE 4 | |
184 | #define OSPFEXTLSDBAGE 5 | |
185 | #define OSPFEXTLSDBCHECKSUM 6 | |
186 | #define OSPFEXTLSDBADVERTISEMENT 7 | |
187 | ||
188 | /* OSPF MIB ospfAreaAggregateTable. */ | |
189 | #define OSPFAREAAGGREGATEAREAID 1 | |
190 | #define OSPFAREAAGGREGATELSDBTYPE 2 | |
191 | #define OSPFAREAAGGREGATENET 3 | |
192 | #define OSPFAREAAGGREGATEMASK 4 | |
193 | #define OSPFAREAAGGREGATESTATUS 5 | |
194 | #define OSPFAREAAGGREGATEEFFECT 6 | |
195 | ||
196 | /* SYNTAX Status from OSPF-MIB. */ | |
197 | #define OSPF_STATUS_ENABLED 1 | |
198 | #define OSPF_STATUS_DISABLED 2 | |
199 | ||
200 | /* SNMP value hack. */ | |
201 | #define COUNTER ASN_COUNTER | |
202 | #define INTEGER ASN_INTEGER | |
203 | #define GAUGE ASN_GAUGE | |
204 | #define TIMETICKS ASN_TIMETICKS | |
205 | #define IPADDRESS ASN_IPADDRESS | |
206 | #define STRING ASN_OCTET_STR | |
6b0655a2 | 207 | |
718e3744 | 208 | /* Declare static local variables for convenience. */ |
209 | SNMP_LOCAL_VARIABLES | |
210 | ||
211 | /* OSPF-MIB instances. */ | |
1c6f50bf DL |
212 | static oid ospf_oid [] = { OSPF2MIB }; |
213 | static oid ospf_trap_oid [] = { OSPF2MIB, 16, 2 }; /* Not reverse mappable! */ | |
718e3744 | 214 | |
215 | /* IP address 0.0.0.0. */ | |
19c3598b | 216 | static struct in_addr ospf_empty_addr = { .s_addr = 0 }; |
718e3744 | 217 | |
218 | /* Hook functions. */ | |
0be8dfb2 CC |
219 | static u_char *ospfGeneralGroup (struct variable *, oid *, size_t *, |
220 | int, size_t *, WriteMethod **); | |
221 | static u_char *ospfAreaEntry (struct variable *, oid *, size_t *, int, | |
222 | size_t *, WriteMethod **); | |
223 | static u_char *ospfStubAreaEntry (struct variable *, oid *, size_t *, | |
224 | int, size_t *, WriteMethod **); | |
225 | static u_char *ospfLsdbEntry (struct variable *, oid *, size_t *, int, | |
226 | size_t *, WriteMethod **); | |
227 | static u_char *ospfAreaRangeEntry (struct variable *, oid *, size_t *, int, | |
228 | size_t *, WriteMethod **); | |
229 | static u_char *ospfHostEntry (struct variable *, oid *, size_t *, int, | |
230 | size_t *, WriteMethod **); | |
231 | static u_char *ospfIfEntry (struct variable *, oid *, size_t *, int, | |
232 | size_t *, WriteMethod **); | |
233 | static u_char *ospfIfMetricEntry (struct variable *, oid *, size_t *, int, | |
234 | size_t *, WriteMethod **); | |
235 | static u_char *ospfVirtIfEntry (struct variable *, oid *, size_t *, int, | |
236 | size_t *, WriteMethod **); | |
237 | static u_char *ospfNbrEntry (struct variable *, oid *, size_t *, int, | |
238 | size_t *, WriteMethod **); | |
239 | static u_char *ospfVirtNbrEntry (struct variable *, oid *, size_t *, int, | |
240 | size_t *, WriteMethod **); | |
241 | static u_char *ospfExtLsdbEntry (struct variable *, oid *, size_t *, int, | |
242 | size_t *, WriteMethod **); | |
243 | static u_char *ospfAreaAggregateEntry (struct variable *, oid *, size_t *, | |
244 | int, size_t *, WriteMethod **); | |
718e3744 | 245 | |
1c6f50bf | 246 | static struct variable ospf_variables[] = |
718e3744 | 247 | { |
248 | /* OSPF general variables */ | |
249 | {OSPFROUTERID, IPADDRESS, RWRITE, ospfGeneralGroup, | |
250 | 2, {1, 1}}, | |
251 | {OSPFADMINSTAT, INTEGER, RWRITE, ospfGeneralGroup, | |
252 | 2, {1, 2}}, | |
253 | {OSPFVERSIONNUMBER, INTEGER, RONLY, ospfGeneralGroup, | |
254 | 2, {1, 3}}, | |
255 | {OSPFAREABDRRTRSTATUS, INTEGER, RONLY, ospfGeneralGroup, | |
256 | 2, {1, 4}}, | |
257 | {OSPFASBDRRTRSTATUS, INTEGER, RWRITE, ospfGeneralGroup, | |
258 | 2, {1, 5}}, | |
259 | {OSPFEXTERNLSACOUNT, GAUGE, RONLY, ospfGeneralGroup, | |
260 | 2, {1, 6}}, | |
261 | {OSPFEXTERNLSACKSUMSUM, INTEGER, RONLY, ospfGeneralGroup, | |
262 | 2, {1, 7}}, | |
263 | {OSPFTOSSUPPORT, INTEGER, RWRITE, ospfGeneralGroup, | |
264 | 2, {1, 8}}, | |
265 | {OSPFORIGINATENEWLSAS, COUNTER, RONLY, ospfGeneralGroup, | |
266 | 2, {1, 9}}, | |
267 | {OSPFRXNEWLSAS, COUNTER, RONLY, ospfGeneralGroup, | |
268 | 2, {1, 10}}, | |
269 | {OSPFEXTLSDBLIMIT, INTEGER, RWRITE, ospfGeneralGroup, | |
270 | 2, {1, 11}}, | |
271 | {OSPFMULTICASTEXTENSIONS, INTEGER, RWRITE, ospfGeneralGroup, | |
272 | 2, {1, 12}}, | |
273 | {OSPFEXITOVERFLOWINTERVAL, INTEGER, RWRITE, ospfGeneralGroup, | |
274 | 2, {1, 13}}, | |
275 | {OSPFDEMANDEXTENSIONS, INTEGER, RWRITE, ospfGeneralGroup, | |
276 | 2, {1, 14}}, | |
277 | ||
278 | /* OSPF area data structure. */ | |
279 | {OSPFAREAID, IPADDRESS, RONLY, ospfAreaEntry, | |
280 | 3, {2, 1, 1}}, | |
281 | {OSPFAUTHTYPE, INTEGER, RWRITE, ospfAreaEntry, | |
282 | 3, {2, 1, 2}}, | |
283 | {OSPFIMPORTASEXTERN, INTEGER, RWRITE, ospfAreaEntry, | |
284 | 3, {2, 1, 3}}, | |
285 | {OSPFSPFRUNS, COUNTER, RONLY, ospfAreaEntry, | |
286 | 3, {2, 1, 4}}, | |
287 | {OSPFAREABDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, | |
288 | 3, {2, 1, 5}}, | |
289 | {OSPFASBDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, | |
290 | 3, {2, 1, 6}}, | |
291 | {OSPFAREALSACOUNT, GAUGE, RONLY, ospfAreaEntry, | |
292 | 3, {2, 1, 7}}, | |
293 | {OSPFAREALSACKSUMSUM, INTEGER, RONLY, ospfAreaEntry, | |
294 | 3, {2, 1, 8}}, | |
295 | {OSPFAREASUMMARY, INTEGER, RWRITE, ospfAreaEntry, | |
296 | 3, {2, 1, 9}}, | |
297 | {OSPFAREASTATUS, INTEGER, RWRITE, ospfAreaEntry, | |
298 | 3, {2, 1, 10}}, | |
299 | ||
300 | /* OSPF stub area information. */ | |
301 | {OSPFSTUBAREAID, IPADDRESS, RONLY, ospfStubAreaEntry, | |
302 | 3, {3, 1, 1}}, | |
303 | {OSPFSTUBTOS, INTEGER, RONLY, ospfStubAreaEntry, | |
304 | 3, {3, 1, 2}}, | |
305 | {OSPFSTUBMETRIC, INTEGER, RWRITE, ospfStubAreaEntry, | |
306 | 3, {3, 1, 3}}, | |
307 | {OSPFSTUBSTATUS, INTEGER, RWRITE, ospfStubAreaEntry, | |
308 | 3, {3, 1, 4}}, | |
309 | {OSPFSTUBMETRICTYPE, INTEGER, RWRITE, ospfStubAreaEntry, | |
310 | 3, {3, 1, 5}}, | |
311 | ||
312 | /* OSPF link state database. */ | |
313 | {OSPFLSDBAREAID, IPADDRESS, RONLY, ospfLsdbEntry, | |
314 | 3, {4, 1, 1}}, | |
315 | {OSPFLSDBTYPE, INTEGER, RONLY, ospfLsdbEntry, | |
316 | 3, {4, 1, 2}}, | |
317 | {OSPFLSDBLSID, IPADDRESS, RONLY, ospfLsdbEntry, | |
318 | 3, {4, 1, 3}}, | |
319 | {OSPFLSDBROUTERID, IPADDRESS, RONLY, ospfLsdbEntry, | |
320 | 3, {4, 1, 4}}, | |
321 | {OSPFLSDBSEQUENCE, INTEGER, RONLY, ospfLsdbEntry, | |
322 | 3, {4, 1, 5}}, | |
323 | {OSPFLSDBAGE, INTEGER, RONLY, ospfLsdbEntry, | |
324 | 3, {4, 1, 6}}, | |
325 | {OSPFLSDBCHECKSUM, INTEGER, RONLY, ospfLsdbEntry, | |
326 | 3, {4, 1, 7}}, | |
327 | {OSPFLSDBADVERTISEMENT, STRING, RONLY, ospfLsdbEntry, | |
328 | 3, {4, 1, 8}}, | |
329 | ||
330 | /* Area range table. */ | |
331 | {OSPFAREARANGEAREAID, IPADDRESS, RONLY, ospfAreaRangeEntry, | |
332 | 3, {5, 1, 1}}, | |
333 | {OSPFAREARANGENET, IPADDRESS, RONLY, ospfAreaRangeEntry, | |
334 | 3, {5, 1, 2}}, | |
335 | {OSPFAREARANGEMASK, IPADDRESS, RWRITE, ospfAreaRangeEntry, | |
336 | 3, {5, 1, 3}}, | |
337 | {OSPFAREARANGESTATUS, INTEGER, RWRITE, ospfAreaRangeEntry, | |
338 | 3, {5, 1, 4}}, | |
339 | {OSPFAREARANGEEFFECT, INTEGER, RWRITE, ospfAreaRangeEntry, | |
340 | 3, {5, 1, 5}}, | |
341 | ||
342 | /* OSPF host table. */ | |
343 | {OSPFHOSTIPADDRESS, IPADDRESS, RONLY, ospfHostEntry, | |
344 | 3, {6, 1, 1}}, | |
345 | {OSPFHOSTTOS, INTEGER, RONLY, ospfHostEntry, | |
346 | 3, {6, 1, 2}}, | |
347 | {OSPFHOSTMETRIC, INTEGER, RWRITE, ospfHostEntry, | |
348 | 3, {6, 1, 3}}, | |
349 | {OSPFHOSTSTATUS, INTEGER, RWRITE, ospfHostEntry, | |
350 | 3, {6, 1, 4}}, | |
351 | {OSPFHOSTAREAID, IPADDRESS, RONLY, ospfHostEntry, | |
352 | 3, {6, 1, 5}}, | |
353 | ||
354 | /* OSPF interface table. */ | |
355 | {OSPFIFIPADDRESS, IPADDRESS, RONLY, ospfIfEntry, | |
356 | 3, {7, 1, 1}}, | |
357 | {OSPFADDRESSLESSIF, INTEGER, RONLY, ospfIfEntry, | |
358 | 3, {7, 1, 2}}, | |
359 | {OSPFIFAREAID, IPADDRESS, RWRITE, ospfIfEntry, | |
360 | 3, {7, 1, 3}}, | |
361 | {OSPFIFTYPE, INTEGER, RWRITE, ospfIfEntry, | |
362 | 3, {7, 1, 4}}, | |
363 | {OSPFIFADMINSTAT, INTEGER, RWRITE, ospfIfEntry, | |
364 | 3, {7, 1, 5}}, | |
365 | {OSPFIFRTRPRIORITY, INTEGER, RWRITE, ospfIfEntry, | |
366 | 3, {7, 1, 6}}, | |
367 | {OSPFIFTRANSITDELAY, INTEGER, RWRITE, ospfIfEntry, | |
368 | 3, {7, 1, 7}}, | |
369 | {OSPFIFRETRANSINTERVAL, INTEGER, RWRITE, ospfIfEntry, | |
370 | 3, {7, 1, 8}}, | |
371 | {OSPFIFHELLOINTERVAL, INTEGER, RWRITE, ospfIfEntry, | |
372 | 3, {7, 1, 9}}, | |
373 | {OSPFIFRTRDEADINTERVAL, INTEGER, RWRITE, ospfIfEntry, | |
374 | 3, {7, 1, 10}}, | |
375 | {OSPFIFPOLLINTERVAL, INTEGER, RWRITE, ospfIfEntry, | |
376 | 3, {7, 1, 11}}, | |
377 | {OSPFIFSTATE, INTEGER, RONLY, ospfIfEntry, | |
378 | 3, {7, 1, 12}}, | |
379 | {OSPFIFDESIGNATEDROUTER, IPADDRESS, RONLY, ospfIfEntry, | |
380 | 3, {7, 1, 13}}, | |
381 | {OSPFIFBACKUPDESIGNATEDROUTER, IPADDRESS, RONLY, ospfIfEntry, | |
382 | 3, {7, 1, 14}}, | |
383 | {OSPFIFEVENTS, COUNTER, RONLY, ospfIfEntry, | |
384 | 3, {7, 1, 15}}, | |
385 | {OSPFIFAUTHKEY, STRING, RWRITE, ospfIfEntry, | |
386 | 3, {7, 1, 16}}, | |
387 | {OSPFIFSTATUS, INTEGER, RWRITE, ospfIfEntry, | |
388 | 3, {7, 1, 17}}, | |
389 | {OSPFIFMULTICASTFORWARDING, INTEGER, RWRITE, ospfIfEntry, | |
390 | 3, {7, 1, 18}}, | |
391 | {OSPFIFDEMAND, INTEGER, RWRITE, ospfIfEntry, | |
392 | 3, {7, 1, 19}}, | |
393 | {OSPFIFAUTHTYPE, INTEGER, RWRITE, ospfIfEntry, | |
394 | 3, {7, 1, 20}}, | |
395 | ||
396 | /* OSPF interface metric table. */ | |
397 | {OSPFIFMETRICIPADDRESS, IPADDRESS, RONLY, ospfIfMetricEntry, | |
398 | 3, {8, 1, 1}}, | |
399 | {OSPFIFMETRICADDRESSLESSIF, INTEGER, RONLY, ospfIfMetricEntry, | |
400 | 3, {8, 1, 2}}, | |
401 | {OSPFIFMETRICTOS, INTEGER, RONLY, ospfIfMetricEntry, | |
402 | 3, {8, 1, 3}}, | |
403 | {OSPFIFMETRICVALUE, INTEGER, RWRITE, ospfIfMetricEntry, | |
404 | 3, {8, 1, 4}}, | |
405 | {OSPFIFMETRICSTATUS, INTEGER, RWRITE, ospfIfMetricEntry, | |
406 | 3, {8, 1, 5}}, | |
407 | ||
408 | /* OSPF virtual interface table. */ | |
409 | {OSPFVIRTIFAREAID, IPADDRESS, RONLY, ospfVirtIfEntry, | |
410 | 3, {9, 1, 1}}, | |
411 | {OSPFVIRTIFNEIGHBOR, IPADDRESS, RONLY, ospfVirtIfEntry, | |
412 | 3, {9, 1, 2}}, | |
413 | {OSPFVIRTIFTRANSITDELAY, INTEGER, RWRITE, ospfVirtIfEntry, | |
414 | 3, {9, 1, 3}}, | |
415 | {OSPFVIRTIFRETRANSINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, | |
416 | 3, {9, 1, 4}}, | |
417 | {OSPFVIRTIFHELLOINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, | |
418 | 3, {9, 1, 5}}, | |
419 | {OSPFVIRTIFRTRDEADINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, | |
420 | 3, {9, 1, 6}}, | |
421 | {OSPFVIRTIFSTATE, INTEGER, RONLY, ospfVirtIfEntry, | |
422 | 3, {9, 1, 7}}, | |
423 | {OSPFVIRTIFEVENTS, COUNTER, RONLY, ospfVirtIfEntry, | |
424 | 3, {9, 1, 8}}, | |
425 | {OSPFVIRTIFAUTHKEY, STRING, RWRITE, ospfVirtIfEntry, | |
426 | 3, {9, 1, 9}}, | |
427 | {OSPFVIRTIFSTATUS, INTEGER, RWRITE, ospfVirtIfEntry, | |
428 | 3, {9, 1, 10}}, | |
429 | {OSPFVIRTIFAUTHTYPE, INTEGER, RWRITE, ospfVirtIfEntry, | |
430 | 3, {9, 1, 11}}, | |
431 | ||
432 | /* OSPF neighbor table. */ | |
433 | {OSPFNBRIPADDR, IPADDRESS, RONLY, ospfNbrEntry, | |
434 | 3, {10, 1, 1}}, | |
435 | {OSPFNBRADDRESSLESSINDEX, INTEGER, RONLY, ospfNbrEntry, | |
436 | 3, {10, 1, 2}}, | |
437 | {OSPFNBRRTRID, IPADDRESS, RONLY, ospfNbrEntry, | |
438 | 3, {10, 1, 3}}, | |
439 | {OSPFNBROPTIONS, INTEGER, RONLY, ospfNbrEntry, | |
440 | 3, {10, 1, 4}}, | |
441 | {OSPFNBRPRIORITY, INTEGER, RWRITE, ospfNbrEntry, | |
442 | 3, {10, 1, 5}}, | |
443 | {OSPFNBRSTATE, INTEGER, RONLY, ospfNbrEntry, | |
444 | 3, {10, 1, 6}}, | |
445 | {OSPFNBREVENTS, COUNTER, RONLY, ospfNbrEntry, | |
446 | 3, {10, 1, 7}}, | |
447 | {OSPFNBRLSRETRANSQLEN, GAUGE, RONLY, ospfNbrEntry, | |
448 | 3, {10, 1, 8}}, | |
449 | {OSPFNBMANBRSTATUS, INTEGER, RWRITE, ospfNbrEntry, | |
450 | 3, {10, 1, 9}}, | |
451 | {OSPFNBMANBRPERMANENCE, INTEGER, RONLY, ospfNbrEntry, | |
452 | 3, {10, 1, 10}}, | |
453 | {OSPFNBRHELLOSUPPRESSED, INTEGER, RONLY, ospfNbrEntry, | |
454 | 3, {10, 1, 11}}, | |
455 | ||
456 | /* OSPF virtual neighbor table. */ | |
457 | {OSPFVIRTNBRAREA, IPADDRESS, RONLY, ospfVirtNbrEntry, | |
458 | 3, {11, 1, 1}}, | |
459 | {OSPFVIRTNBRRTRID, IPADDRESS, RONLY, ospfVirtNbrEntry, | |
460 | 3, {11, 1, 2}}, | |
461 | {OSPFVIRTNBRIPADDR, IPADDRESS, RONLY, ospfVirtNbrEntry, | |
462 | 3, {11, 1, 3}}, | |
463 | {OSPFVIRTNBROPTIONS, INTEGER, RONLY, ospfVirtNbrEntry, | |
464 | 3, {11, 1, 4}}, | |
465 | {OSPFVIRTNBRSTATE, INTEGER, RONLY, ospfVirtNbrEntry, | |
466 | 3, {11, 1, 5}}, | |
467 | {OSPFVIRTNBREVENTS, COUNTER, RONLY, ospfVirtNbrEntry, | |
468 | 3, {11, 1, 6}}, | |
469 | {OSPFVIRTNBRLSRETRANSQLEN, INTEGER, RONLY, ospfVirtNbrEntry, | |
470 | 3, {11, 1, 7}}, | |
471 | {OSPFVIRTNBRHELLOSUPPRESSED, INTEGER, RONLY, ospfVirtNbrEntry, | |
472 | 3, {11, 1, 8}}, | |
473 | ||
474 | /* OSPF link state database, external. */ | |
475 | {OSPFEXTLSDBTYPE, INTEGER, RONLY, ospfExtLsdbEntry, | |
476 | 3, {12, 1, 1}}, | |
477 | {OSPFEXTLSDBLSID, IPADDRESS, RONLY, ospfExtLsdbEntry, | |
478 | 3, {12, 1, 2}}, | |
479 | {OSPFEXTLSDBROUTERID, IPADDRESS, RONLY, ospfExtLsdbEntry, | |
480 | 3, {12, 1, 3}}, | |
481 | {OSPFEXTLSDBSEQUENCE, INTEGER, RONLY, ospfExtLsdbEntry, | |
482 | 3, {12, 1, 4}}, | |
483 | {OSPFEXTLSDBAGE, INTEGER, RONLY, ospfExtLsdbEntry, | |
484 | 3, {12, 1, 5}}, | |
485 | {OSPFEXTLSDBCHECKSUM, INTEGER, RONLY, ospfExtLsdbEntry, | |
486 | 3, {12, 1, 6}}, | |
487 | {OSPFEXTLSDBADVERTISEMENT, STRING, RONLY, ospfExtLsdbEntry, | |
488 | 3, {12, 1, 7}}, | |
489 | ||
490 | /* OSPF area aggregate table. */ | |
491 | {OSPFAREAAGGREGATEAREAID, IPADDRESS, RONLY, ospfAreaAggregateEntry, | |
492 | 3, {14, 1, 1}}, | |
493 | {OSPFAREAAGGREGATELSDBTYPE, INTEGER, RONLY, ospfAreaAggregateEntry, | |
494 | 3, {14, 1, 2}}, | |
495 | {OSPFAREAAGGREGATENET, IPADDRESS, RONLY, ospfAreaAggregateEntry, | |
496 | 3, {14, 1, 3}}, | |
497 | {OSPFAREAAGGREGATEMASK, IPADDRESS, RONLY, ospfAreaAggregateEntry, | |
498 | 3, {14, 1, 4}}, | |
499 | {OSPFAREAAGGREGATESTATUS, INTEGER, RWRITE, ospfAreaAggregateEntry, | |
500 | 3, {14, 1, 5}}, | |
501 | {OSPFAREAAGGREGATEEFFECT, INTEGER, RWRITE, ospfAreaAggregateEntry, | |
502 | 3, {14, 1, 6}} | |
503 | }; | |
6b0655a2 | 504 | |
718e3744 | 505 | /* The administrative status of OSPF. When OSPF is enbled on at least |
506 | one interface return 1. */ | |
0be8dfb2 | 507 | static int |
68980084 | 508 | ospf_admin_stat (struct ospf *ospf) |
718e3744 | 509 | { |
aa20c6f1 | 510 | struct listnode *node; |
718e3744 | 511 | struct ospf_interface *oi; |
512 | ||
68980084 | 513 | if (ospf == NULL) |
718e3744 | 514 | return 0; |
515 | ||
1eb8ef25 | 516 | for (ALL_LIST_ELEMENTS_RO (ospf->oiflist, node, oi)) |
517 | if (oi && oi->address) | |
518 | return 1; | |
718e3744 | 519 | |
718e3744 | 520 | return 0; |
521 | } | |
522 | ||
523 | static u_char * | |
524 | ospfGeneralGroup (struct variable *v, oid *name, size_t *length, | |
525 | int exact, size_t *var_len, WriteMethod **write_method) | |
526 | { | |
020709f9 | 527 | struct ospf *ospf; |
528 | ||
529 | ospf = ospf_lookup (); | |
68980084 | 530 | |
718e3744 | 531 | /* Check whether the instance identifier is valid */ |
532 | if (smux_header_generic (v, name, length, exact, var_len, write_method) | |
533 | == MATCH_FAILED) | |
534 | return NULL; | |
535 | ||
536 | /* Return the current value of the variable */ | |
537 | switch (v->magic) | |
538 | { | |
539 | case OSPFROUTERID: /* 1 */ | |
540 | /* Router-ID of this OSPF instance. */ | |
68980084 | 541 | if (ospf) |
542 | return SNMP_IPADDRESS (ospf->router_id); | |
718e3744 | 543 | else |
544 | return SNMP_IPADDRESS (ospf_empty_addr); | |
545 | break; | |
546 | case OSPFADMINSTAT: /* 2 */ | |
547 | /* The administrative status of OSPF in the router. */ | |
68980084 | 548 | if (ospf_admin_stat (ospf)) |
718e3744 | 549 | return SNMP_INTEGER (OSPF_STATUS_ENABLED); |
550 | else | |
551 | return SNMP_INTEGER (OSPF_STATUS_DISABLED); | |
552 | break; | |
553 | case OSPFVERSIONNUMBER: /* 3 */ | |
554 | /* OSPF version 2. */ | |
555 | return SNMP_INTEGER (OSPF_VERSION); | |
556 | break; | |
557 | case OSPFAREABDRRTRSTATUS: /* 4 */ | |
558 | /* Area Border router status. */ | |
68980084 | 559 | if (ospf && CHECK_FLAG (ospf->flags, OSPF_FLAG_ABR)) |
718e3744 | 560 | return SNMP_INTEGER (SNMP_TRUE); |
561 | else | |
562 | return SNMP_INTEGER (SNMP_FALSE); | |
563 | break; | |
564 | case OSPFASBDRRTRSTATUS: /* 5 */ | |
565 | /* AS Border router status. */ | |
68980084 | 566 | if (ospf && CHECK_FLAG (ospf->flags, OSPF_FLAG_ASBR)) |
718e3744 | 567 | return SNMP_INTEGER (SNMP_TRUE); |
568 | else | |
569 | return SNMP_INTEGER (SNMP_FALSE); | |
570 | break; | |
571 | case OSPFEXTERNLSACOUNT: /* 6 */ | |
572 | /* External LSA counts. */ | |
68980084 | 573 | if (ospf) |
574 | return SNMP_INTEGER (ospf_lsdb_count_all (ospf->lsdb)); | |
718e3744 | 575 | else |
576 | return SNMP_INTEGER (0); | |
577 | break; | |
578 | case OSPFEXTERNLSACKSUMSUM: /* 7 */ | |
579 | /* External LSA checksum. */ | |
580 | return SNMP_INTEGER (0); | |
581 | break; | |
582 | case OSPFTOSSUPPORT: /* 8 */ | |
583 | /* TOS is not supported. */ | |
584 | return SNMP_INTEGER (SNMP_FALSE); | |
585 | break; | |
586 | case OSPFORIGINATENEWLSAS: /* 9 */ | |
587 | /* The number of new link-state advertisements. */ | |
68980084 | 588 | if (ospf) |
589 | return SNMP_INTEGER (ospf->lsa_originate_count); | |
718e3744 | 590 | else |
591 | return SNMP_INTEGER (0); | |
592 | break; | |
593 | case OSPFRXNEWLSAS: /* 10 */ | |
594 | /* The number of link-state advertisements received determined | |
595 | to be new instantiations. */ | |
68980084 | 596 | if (ospf) |
597 | return SNMP_INTEGER (ospf->rx_lsa_count); | |
718e3744 | 598 | else |
599 | return SNMP_INTEGER (0); | |
600 | break; | |
601 | case OSPFEXTLSDBLIMIT: /* 11 */ | |
602 | /* There is no limit for the number of non-default | |
603 | AS-external-LSAs. */ | |
604 | return SNMP_INTEGER (-1); | |
605 | break; | |
606 | case OSPFMULTICASTEXTENSIONS: /* 12 */ | |
607 | /* Multicast Extensions to OSPF is not supported. */ | |
608 | return SNMP_INTEGER (0); | |
609 | break; | |
610 | case OSPFEXITOVERFLOWINTERVAL: /* 13 */ | |
611 | /* Overflow is not supported. */ | |
612 | return SNMP_INTEGER (0); | |
613 | break; | |
614 | case OSPFDEMANDEXTENSIONS: /* 14 */ | |
615 | /* Demand routing is not supported. */ | |
616 | return SNMP_INTEGER (SNMP_FALSE); | |
617 | break; | |
618 | default: | |
619 | return NULL; | |
620 | } | |
621 | return NULL; | |
622 | } | |
623 | ||
0be8dfb2 | 624 | static struct ospf_area * |
68980084 | 625 | ospf_area_lookup_next (struct ospf *ospf, struct in_addr *area_id, int first) |
718e3744 | 626 | { |
627 | struct ospf_area *area; | |
aa20c6f1 | 628 | struct listnode *node; |
718e3744 | 629 | |
020709f9 | 630 | if (ospf == NULL) |
718e3744 | 631 | return NULL; |
632 | ||
633 | if (first) | |
634 | { | |
68980084 | 635 | node = listhead (ospf->areas); |
718e3744 | 636 | if (node) |
637 | { | |
1eb8ef25 | 638 | area = listgetdata (node); |
718e3744 | 639 | *area_id = area->area_id; |
640 | return area; | |
641 | } | |
642 | return NULL; | |
643 | } | |
1eb8ef25 | 644 | for (ALL_LIST_ELEMENTS_RO (ospf->areas, node, area)) |
718e3744 | 645 | { |
718e3744 | 646 | if (ntohl (area->area_id.s_addr) > ntohl (area_id->s_addr)) |
647 | { | |
648 | *area_id = area->area_id; | |
649 | return area; | |
650 | } | |
651 | } | |
652 | return NULL; | |
653 | } | |
654 | ||
0be8dfb2 | 655 | static struct ospf_area * |
718e3744 | 656 | ospfAreaLookup (struct variable *v, oid name[], size_t *length, |
657 | struct in_addr *addr, int exact) | |
658 | { | |
020709f9 | 659 | struct ospf *ospf; |
718e3744 | 660 | struct ospf_area *area; |
68980084 | 661 | int len; |
718e3744 | 662 | |
020709f9 | 663 | ospf = ospf_lookup (); |
68980084 | 664 | if (ospf == NULL) |
718e3744 | 665 | return NULL; |
666 | ||
667 | if (exact) | |
668 | { | |
669 | /* Length is insufficient to lookup OSPF area. */ | |
670 | if (*length - v->namelen != sizeof (struct in_addr)) | |
671 | return NULL; | |
672 | ||
673 | oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); | |
674 | ||
68980084 | 675 | area = ospf_area_lookup_by_area_id (ospf, *addr); |
718e3744 | 676 | |
677 | return area; | |
678 | } | |
679 | else | |
680 | { | |
681 | len = *length - v->namelen; | |
682 | if (len > 4) | |
683 | len = 4; | |
684 | ||
685 | oid2in_addr (name + v->namelen, len, addr); | |
686 | ||
68980084 | 687 | area = ospf_area_lookup_next (ospf, addr, len == 0 ? 1 : 0); |
718e3744 | 688 | |
689 | if (area == NULL) | |
690 | return NULL; | |
691 | ||
692 | oid_copy_addr (name + v->namelen, addr, sizeof (struct in_addr)); | |
693 | *length = sizeof (struct in_addr) + v->namelen; | |
694 | ||
695 | return area; | |
696 | } | |
697 | return NULL; | |
698 | } | |
699 | ||
700 | static u_char * | |
701 | ospfAreaEntry (struct variable *v, oid *name, size_t *length, int exact, | |
702 | size_t *var_len, WriteMethod **write_method) | |
703 | { | |
704 | struct ospf_area *area; | |
705 | struct in_addr addr; | |
706 | ||
8046ba6e VB |
707 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
708 | == MATCH_FAILED) | |
709 | return NULL; | |
710 | ||
718e3744 | 711 | memset (&addr, 0, sizeof (struct in_addr)); |
712 | ||
713 | area = ospfAreaLookup (v, name, length, &addr, exact); | |
714 | if (! area) | |
715 | return NULL; | |
716 | ||
717 | /* Return the current value of the variable */ | |
718 | switch (v->magic) | |
719 | { | |
720 | case OSPFAREAID: /* 1 */ | |
721 | return SNMP_IPADDRESS (area->area_id); | |
722 | break; | |
723 | case OSPFAUTHTYPE: /* 2 */ | |
724 | return SNMP_INTEGER (area->auth_type); | |
725 | break; | |
726 | case OSPFIMPORTASEXTERN: /* 3 */ | |
727 | return SNMP_INTEGER (area->external_routing + 1); | |
728 | break; | |
729 | case OSPFSPFRUNS: /* 4 */ | |
730 | return SNMP_INTEGER (area->spf_calculation); | |
731 | break; | |
732 | case OSPFAREABDRRTRCOUNT: /* 5 */ | |
733 | return SNMP_INTEGER (area->abr_count); | |
734 | break; | |
735 | case OSPFASBDRRTRCOUNT: /* 6 */ | |
736 | return SNMP_INTEGER (area->asbr_count); | |
737 | break; | |
738 | case OSPFAREALSACOUNT: /* 7 */ | |
739 | return SNMP_INTEGER (area->lsdb->total); | |
740 | break; | |
741 | case OSPFAREALSACKSUMSUM: /* 8 */ | |
742 | return SNMP_INTEGER (0); | |
743 | break; | |
744 | case OSPFAREASUMMARY: /* 9 */ | |
745 | #define OSPF_noAreaSummary 1 | |
746 | #define OSPF_sendAreaSummary 2 | |
747 | if (area->no_summary) | |
748 | return SNMP_INTEGER (OSPF_noAreaSummary); | |
749 | else | |
750 | return SNMP_INTEGER (OSPF_sendAreaSummary); | |
751 | break; | |
752 | case OSPFAREASTATUS: /* 10 */ | |
753 | return SNMP_INTEGER (SNMP_VALID); | |
754 | break; | |
755 | default: | |
756 | return NULL; | |
757 | break; | |
758 | } | |
759 | return NULL; | |
760 | } | |
761 | ||
0be8dfb2 | 762 | static struct ospf_area * |
718e3744 | 763 | ospf_stub_area_lookup_next (struct in_addr *area_id, int first) |
764 | { | |
765 | struct ospf_area *area; | |
aa20c6f1 | 766 | struct listnode *node; |
020709f9 | 767 | struct ospf *ospf; |
718e3744 | 768 | |
020709f9 | 769 | ospf = ospf_lookup (); |
770 | if (ospf == NULL) | |
718e3744 | 771 | return NULL; |
772 | ||
1eb8ef25 | 773 | for (ALL_LIST_ELEMENTS_RO (ospf->areas, node, area)) |
718e3744 | 774 | { |
718e3744 | 775 | if (area->external_routing == OSPF_AREA_STUB) |
776 | { | |
777 | if (first) | |
778 | { | |
779 | *area_id = area->area_id; | |
780 | return area; | |
781 | } | |
782 | else if (ntohl (area->area_id.s_addr) > ntohl (area_id->s_addr)) | |
783 | { | |
784 | *area_id = area->area_id; | |
785 | return area; | |
786 | } | |
787 | } | |
788 | } | |
789 | return NULL; | |
790 | } | |
791 | ||
0be8dfb2 | 792 | static struct ospf_area * |
718e3744 | 793 | ospfStubAreaLookup (struct variable *v, oid name[], size_t *length, |
794 | struct in_addr *addr, int exact) | |
795 | { | |
020709f9 | 796 | struct ospf *ospf; |
718e3744 | 797 | struct ospf_area *area; |
68980084 | 798 | int len; |
718e3744 | 799 | |
020709f9 | 800 | ospf = ospf_lookup (); |
801 | if (ospf == NULL) | |
718e3744 | 802 | return NULL; |
803 | ||
804 | /* Exact lookup. */ | |
805 | if (exact) | |
806 | { | |
807 | /* ospfStubAreaID + ospfStubTOS. */ | |
808 | if (*length != v->namelen + sizeof (struct in_addr) + 1) | |
809 | return NULL; | |
810 | ||
811 | /* Check ospfStubTOS is zero. */ | |
812 | if (name[*length - 1] != 0) | |
813 | return NULL; | |
814 | ||
815 | oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); | |
816 | ||
68980084 | 817 | area = ospf_area_lookup_by_area_id (ospf, *addr); |
718e3744 | 818 | |
819 | if (area->external_routing == OSPF_AREA_STUB) | |
820 | return area; | |
821 | else | |
822 | return NULL; | |
823 | } | |
824 | else | |
825 | { | |
826 | len = *length - v->namelen; | |
827 | if (len > 4) | |
828 | len = 4; | |
829 | ||
830 | oid2in_addr (name + v->namelen, len, addr); | |
831 | ||
832 | area = ospf_stub_area_lookup_next (addr, len == 0 ? 1 : 0); | |
833 | ||
834 | if (area == NULL) | |
835 | return NULL; | |
836 | ||
837 | oid_copy_addr (name + v->namelen, addr, sizeof (struct in_addr)); | |
838 | /* Set TOS 0. */ | |
839 | name[v->namelen + sizeof (struct in_addr)] = 0; | |
840 | *length = v->namelen + sizeof (struct in_addr) + 1; | |
841 | ||
842 | return area; | |
843 | } | |
844 | return NULL; | |
845 | } | |
846 | ||
847 | static u_char * | |
848 | ospfStubAreaEntry (struct variable *v, oid *name, size_t *length, | |
849 | int exact, size_t *var_len, WriteMethod **write_method) | |
850 | { | |
851 | struct ospf_area *area; | |
852 | struct in_addr addr; | |
853 | ||
8046ba6e VB |
854 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
855 | == MATCH_FAILED) | |
856 | return NULL; | |
857 | ||
718e3744 | 858 | memset (&addr, 0, sizeof (struct in_addr)); |
859 | ||
860 | area = ospfStubAreaLookup (v, name, length, &addr, exact); | |
861 | if (! area) | |
862 | return NULL; | |
863 | ||
864 | /* Return the current value of the variable */ | |
865 | switch (v->magic) | |
866 | { | |
867 | case OSPFSTUBAREAID: /* 1 */ | |
868 | /* OSPF stub area id. */ | |
869 | return SNMP_IPADDRESS (area->area_id); | |
870 | break; | |
871 | case OSPFSTUBTOS: /* 2 */ | |
872 | /* TOS value is not supported. */ | |
873 | return SNMP_INTEGER (0); | |
874 | break; | |
875 | case OSPFSTUBMETRIC: /* 3 */ | |
876 | /* Default cost to stub area. */ | |
877 | return SNMP_INTEGER (area->default_cost); | |
878 | break; | |
879 | case OSPFSTUBSTATUS: /* 4 */ | |
880 | /* Status of the stub area. */ | |
881 | return SNMP_INTEGER (SNMP_VALID); | |
882 | break; | |
883 | case OSPFSTUBMETRICTYPE: /* 5 */ | |
884 | /* OSPF Metric type. */ | |
885 | #define OSPF_ospfMetric 1 | |
886 | #define OSPF_comparableCost 2 | |
887 | #define OSPF_nonComparable 3 | |
888 | return SNMP_INTEGER (OSPF_ospfMetric); | |
889 | break; | |
890 | default: | |
891 | return NULL; | |
892 | break; | |
893 | } | |
894 | return NULL; | |
895 | } | |
896 | ||
0be8dfb2 | 897 | static struct ospf_lsa * |
718e3744 | 898 | lsdb_lookup_next (struct ospf_area *area, u_char *type, int type_next, |
899 | struct in_addr *ls_id, int ls_id_next, | |
900 | struct in_addr *router_id, int router_id_next) | |
901 | { | |
902 | struct ospf_lsa *lsa; | |
903 | int i; | |
904 | ||
905 | if (type_next) | |
906 | i = OSPF_MIN_LSA; | |
907 | else | |
908 | i = *type; | |
909 | ||
ba682537 | 910 | /* Sanity check, if LSA type unknwon |
911 | merley skip any LSA */ | |
912 | if ((i < OSPF_MIN_LSA) || (i >= OSPF_MAX_LSA)) | |
913 | { | |
914 | zlog_debug("Strange request with LSA type %d\n", i); | |
915 | return NULL; | |
916 | } | |
917 | ||
718e3744 | 918 | for (; i < OSPF_MAX_LSA; i++) |
919 | { | |
920 | *type = i; | |
921 | ||
922 | lsa = ospf_lsdb_lookup_by_id_next (area->lsdb, *type, *ls_id, *router_id, | |
923 | ls_id_next); | |
924 | if (lsa) | |
925 | return lsa; | |
926 | ||
927 | ls_id_next = 1; | |
928 | } | |
929 | return NULL; | |
930 | } | |
931 | ||
0be8dfb2 | 932 | static struct ospf_lsa * |
718e3744 | 933 | ospfLsdbLookup (struct variable *v, oid *name, size_t *length, |
934 | struct in_addr *area_id, u_char *type, | |
935 | struct in_addr *ls_id, struct in_addr *router_id, int exact) | |
936 | { | |
020709f9 | 937 | struct ospf *ospf; |
718e3744 | 938 | struct ospf_area *area; |
939 | struct ospf_lsa *lsa; | |
7939e016 | 940 | int len; |
718e3744 | 941 | int type_next; |
942 | int ls_id_next; | |
943 | int router_id_next; | |
944 | oid *offset; | |
945 | int offsetlen; | |
946 | ||
020709f9 | 947 | ospf = ospf_lookup (); |
948 | ||
718e3744 | 949 | #define OSPF_LSDB_ENTRY_OFFSET \ |
950 | (IN_ADDR_SIZE + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) | |
951 | ||
952 | if (exact) | |
953 | { | |
954 | /* Area ID + Type + LS ID + Router ID. */ | |
955 | if (*length - v->namelen != OSPF_LSDB_ENTRY_OFFSET) | |
956 | return NULL; | |
957 | ||
958 | /* Set OID offset for Area ID. */ | |
959 | offset = name + v->namelen; | |
960 | ||
961 | /* Lookup area first. */ | |
962 | oid2in_addr (offset, IN_ADDR_SIZE, area_id); | |
68980084 | 963 | area = ospf_area_lookup_by_area_id (ospf, *area_id); |
718e3744 | 964 | if (! area) |
965 | return NULL; | |
966 | offset += IN_ADDR_SIZE; | |
967 | ||
968 | /* Type. */ | |
969 | *type = *offset; | |
970 | offset++; | |
971 | ||
972 | /* LS ID. */ | |
973 | oid2in_addr (offset, IN_ADDR_SIZE, ls_id); | |
974 | offset += IN_ADDR_SIZE; | |
975 | ||
976 | /* Router ID. */ | |
977 | oid2in_addr (offset, IN_ADDR_SIZE, router_id); | |
978 | ||
979 | /* Lookup LSDB. */ | |
980 | return ospf_lsdb_lookup_by_id (area->lsdb, *type, *ls_id, *router_id); | |
981 | } | |
982 | else | |
983 | { | |
984 | /* Get variable length. */ | |
985 | offset = name + v->namelen; | |
986 | offsetlen = *length - v->namelen; | |
987 | len = offsetlen; | |
988 | ||
7e635035 | 989 | if (len > (int)IN_ADDR_SIZE) |
718e3744 | 990 | len = IN_ADDR_SIZE; |
991 | ||
992 | oid2in_addr (offset, len, area_id); | |
993 | ||
994 | /* First we search area. */ | |
995 | if (len == IN_ADDR_SIZE) | |
68980084 | 996 | area = ospf_area_lookup_by_area_id (ospf, *area_id); |
718e3744 | 997 | else |
7939e016 | 998 | area = ospf_area_lookup_next (ospf, area_id, 1); |
718e3744 | 999 | |
1000 | if (area == NULL) | |
1001 | return NULL; | |
1002 | ||
1003 | do | |
1004 | { | |
1005 | /* Next we lookup type. */ | |
7939e016 JBD |
1006 | offset += len; |
1007 | offsetlen -= len; | |
718e3744 | 1008 | len = offsetlen; |
1009 | ||
1010 | if (len <= 0) | |
1011 | type_next = 1; | |
1012 | else | |
1013 | { | |
1014 | len = 1; | |
1015 | type_next = 0; | |
1016 | *type = *offset; | |
1017 | } | |
1018 | ||
1019 | /* LS ID. */ | |
1020 | offset++; | |
1021 | offsetlen--; | |
1022 | len = offsetlen; | |
1023 | ||
1024 | if (len <= 0) | |
1025 | ls_id_next = 1; | |
1026 | else | |
1027 | { | |
1028 | ls_id_next = 0; | |
7e635035 | 1029 | if (len > (int)IN_ADDR_SIZE) |
718e3744 | 1030 | len = IN_ADDR_SIZE; |
1031 | ||
1032 | oid2in_addr (offset, len, ls_id); | |
1033 | } | |
1034 | ||
1035 | /* Router ID. */ | |
1036 | offset += IN_ADDR_SIZE; | |
1037 | offsetlen -= IN_ADDR_SIZE; | |
1038 | len = offsetlen; | |
1039 | ||
1040 | if (len <= 0) | |
1041 | router_id_next = 1; | |
1042 | else | |
1043 | { | |
1044 | router_id_next = 0; | |
7e635035 | 1045 | if (len > (int)IN_ADDR_SIZE) |
718e3744 | 1046 | len = IN_ADDR_SIZE; |
1047 | ||
1048 | oid2in_addr (offset, len, router_id); | |
1049 | } | |
1050 | ||
1051 | lsa = lsdb_lookup_next (area, type, type_next, ls_id, ls_id_next, | |
1052 | router_id, router_id_next); | |
1053 | ||
1054 | if (lsa) | |
1055 | { | |
1056 | /* Fill in length. */ | |
1057 | *length = v->namelen + OSPF_LSDB_ENTRY_OFFSET; | |
1058 | ||
1059 | /* Fill in value. */ | |
1060 | offset = name + v->namelen; | |
1061 | oid_copy_addr (offset, area_id, IN_ADDR_SIZE); | |
1062 | offset += IN_ADDR_SIZE; | |
1063 | *offset = lsa->data->type; | |
1064 | offset++; | |
1065 | oid_copy_addr (offset, &lsa->data->id, IN_ADDR_SIZE); | |
1066 | offset += IN_ADDR_SIZE; | |
1067 | oid_copy_addr (offset, &lsa->data->adv_router, IN_ADDR_SIZE); | |
1068 | ||
1069 | return lsa; | |
1070 | } | |
1071 | } | |
68980084 | 1072 | while ((area = ospf_area_lookup_next (ospf, area_id, 0)) != NULL); |
718e3744 | 1073 | } |
1074 | return NULL; | |
1075 | } | |
1076 | ||
1077 | static u_char * | |
1078 | ospfLsdbEntry (struct variable *v, oid *name, size_t *length, int exact, | |
1079 | size_t *var_len, WriteMethod **write_method) | |
1080 | { | |
1081 | struct ospf_lsa *lsa; | |
1082 | struct lsa_header *lsah; | |
1083 | struct in_addr area_id; | |
1084 | u_char type; | |
1085 | struct in_addr ls_id; | |
1086 | struct in_addr router_id; | |
020709f9 | 1087 | struct ospf *ospf; |
718e3744 | 1088 | |
8046ba6e VB |
1089 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
1090 | == MATCH_FAILED) | |
1091 | return NULL; | |
1092 | ||
718e3744 | 1093 | /* INDEX { ospfLsdbAreaId, ospfLsdbType, |
1094 | ospfLsdbLsid, ospfLsdbRouterId } */ | |
1095 | ||
1096 | memset (&area_id, 0, sizeof (struct in_addr)); | |
1097 | type = 0; | |
1098 | memset (&ls_id, 0, sizeof (struct in_addr)); | |
1099 | memset (&router_id, 0, sizeof (struct in_addr)); | |
1100 | ||
1101 | /* Check OSPF instance. */ | |
020709f9 | 1102 | ospf = ospf_lookup (); |
1103 | if (ospf == NULL) | |
718e3744 | 1104 | return NULL; |
1105 | ||
1106 | lsa = ospfLsdbLookup (v, name, length, &area_id, &type, &ls_id, &router_id, | |
1107 | exact); | |
1108 | if (! lsa) | |
1109 | return NULL; | |
1110 | ||
1111 | lsah = lsa->data; | |
1112 | ||
1113 | /* Return the current value of the variable */ | |
1114 | switch (v->magic) | |
1115 | { | |
1116 | case OSPFLSDBAREAID: /* 1 */ | |
1117 | return SNMP_IPADDRESS (lsa->area->area_id); | |
1118 | break; | |
1119 | case OSPFLSDBTYPE: /* 2 */ | |
1120 | return SNMP_INTEGER (lsah->type); | |
1121 | break; | |
1122 | case OSPFLSDBLSID: /* 3 */ | |
1123 | return SNMP_IPADDRESS (lsah->id); | |
1124 | break; | |
1125 | case OSPFLSDBROUTERID: /* 4 */ | |
1126 | return SNMP_IPADDRESS (lsah->adv_router); | |
1127 | break; | |
1128 | case OSPFLSDBSEQUENCE: /* 5 */ | |
1129 | return SNMP_INTEGER (lsah->ls_seqnum); | |
1130 | break; | |
1131 | case OSPFLSDBAGE: /* 6 */ | |
1132 | return SNMP_INTEGER (lsah->ls_age); | |
1133 | break; | |
1134 | case OSPFLSDBCHECKSUM: /* 7 */ | |
1135 | return SNMP_INTEGER (lsah->checksum); | |
1136 | break; | |
1137 | case OSPFLSDBADVERTISEMENT: /* 8 */ | |
1138 | *var_len = ntohs (lsah->length); | |
1139 | return (u_char *) lsah; | |
1140 | break; | |
1141 | default: | |
1142 | return NULL; | |
1143 | break; | |
1144 | } | |
1145 | return NULL; | |
1146 | } | |
1147 | ||
0be8dfb2 | 1148 | static struct ospf_area_range * |
718e3744 | 1149 | ospfAreaRangeLookup (struct variable *v, oid *name, size_t *length, |
1150 | struct in_addr *area_id, struct in_addr *range_net, | |
1151 | int exact) | |
1152 | { | |
1153 | oid *offset; | |
1154 | int offsetlen; | |
7e635035 | 1155 | int len; |
020709f9 | 1156 | struct ospf *ospf; |
718e3744 | 1157 | struct ospf_area *area; |
1158 | struct ospf_area_range *range; | |
1159 | struct prefix_ipv4 p; | |
1160 | p.family = AF_INET; | |
1161 | p.prefixlen = IPV4_MAX_BITLEN; | |
1162 | ||
020709f9 | 1163 | ospf = ospf_lookup (); |
1164 | ||
718e3744 | 1165 | if (exact) |
1166 | { | |
1167 | /* Area ID + Range Network. */ | |
1168 | if (v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE != *length) | |
1169 | return NULL; | |
1170 | ||
1171 | /* Set OID offset for Area ID. */ | |
1172 | offset = name + v->namelen; | |
1173 | ||
1174 | /* Lookup area first. */ | |
1175 | oid2in_addr (offset, IN_ADDR_SIZE, area_id); | |
1176 | ||
68980084 | 1177 | area = ospf_area_lookup_by_area_id (ospf, *area_id); |
718e3744 | 1178 | if (! area) |
1179 | return NULL; | |
1180 | ||
1181 | offset += IN_ADDR_SIZE; | |
1182 | ||
1183 | /* Lookup area range. */ | |
1184 | oid2in_addr (offset, IN_ADDR_SIZE, range_net); | |
1185 | p.prefix = *range_net; | |
1186 | ||
1187 | return ospf_area_range_lookup (area, &p); | |
1188 | } | |
1189 | else | |
1190 | { | |
1191 | /* Set OID offset for Area ID. */ | |
1192 | offset = name + v->namelen; | |
1193 | offsetlen = *length - v->namelen; | |
1194 | ||
1195 | len = offsetlen; | |
7e635035 | 1196 | if (len > (int)IN_ADDR_SIZE) |
718e3744 | 1197 | len = IN_ADDR_SIZE; |
1198 | ||
1199 | oid2in_addr (offset, len, area_id); | |
1200 | ||
1201 | /* First we search area. */ | |
1202 | if (len == IN_ADDR_SIZE) | |
68980084 | 1203 | area = ospf_area_lookup_by_area_id (ospf,*area_id); |
718e3744 | 1204 | else |
68980084 | 1205 | area = ospf_area_lookup_next (ospf, area_id, len == 0 ? 1 : 0); |
718e3744 | 1206 | |
1207 | if (area == NULL) | |
1208 | return NULL; | |
1209 | ||
1210 | do | |
1211 | { | |
1212 | offset += IN_ADDR_SIZE; | |
1213 | offsetlen -= IN_ADDR_SIZE; | |
1214 | len = offsetlen; | |
1215 | ||
1216 | if (len < 0) | |
1217 | len = 0; | |
7e635035 | 1218 | if (len > (int)IN_ADDR_SIZE) |
718e3744 | 1219 | len = IN_ADDR_SIZE; |
1220 | ||
1221 | oid2in_addr (offset, len, range_net); | |
1222 | ||
1223 | range = ospf_area_range_lookup_next (area, range_net, | |
1224 | len == 0 ? 1 : 0); | |
1225 | ||
1226 | if (range) | |
1227 | { | |
1228 | /* Fill in length. */ | |
1229 | *length = v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE; | |
1230 | ||
1231 | /* Fill in value. */ | |
1232 | offset = name + v->namelen; | |
1233 | oid_copy_addr (offset, area_id, IN_ADDR_SIZE); | |
1234 | offset += IN_ADDR_SIZE; | |
1235 | oid_copy_addr (offset, range_net, IN_ADDR_SIZE); | |
1236 | ||
1237 | return range; | |
1238 | } | |
1239 | } | |
68980084 | 1240 | while ((area = ospf_area_lookup_next (ospf, area_id, 0)) != NULL); |
718e3744 | 1241 | } |
1242 | return NULL; | |
1243 | } | |
1244 | ||
1245 | static u_char * | |
1246 | ospfAreaRangeEntry (struct variable *v, oid *name, size_t *length, int exact, | |
1247 | size_t *var_len, WriteMethod **write_method) | |
1248 | { | |
1249 | struct ospf_area_range *range; | |
1250 | struct in_addr area_id; | |
1251 | struct in_addr range_net; | |
1252 | struct in_addr mask; | |
020709f9 | 1253 | struct ospf *ospf; |
718e3744 | 1254 | |
8046ba6e VB |
1255 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
1256 | == MATCH_FAILED) | |
1257 | return NULL; | |
1258 | ||
718e3744 | 1259 | /* Check OSPF instance. */ |
020709f9 | 1260 | ospf = ospf_lookup (); |
68980084 | 1261 | if (ospf == NULL) |
718e3744 | 1262 | return NULL; |
1263 | ||
1264 | memset (&area_id, 0, IN_ADDR_SIZE); | |
1265 | memset (&range_net, 0, IN_ADDR_SIZE); | |
1266 | ||
1267 | range = ospfAreaRangeLookup (v, name, length, &area_id, &range_net, exact); | |
1268 | if (! range) | |
1269 | return NULL; | |
1270 | ||
1271 | /* Convert prefixlen to network mask format. */ | |
1272 | masklen2ip (range->subst_masklen, &mask); | |
1273 | ||
1274 | /* Return the current value of the variable */ | |
1275 | switch (v->magic) | |
1276 | { | |
1277 | case OSPFAREARANGEAREAID: /* 1 */ | |
1278 | return SNMP_IPADDRESS (area_id); | |
1279 | break; | |
1280 | case OSPFAREARANGENET: /* 2 */ | |
1281 | return SNMP_IPADDRESS (range_net); | |
1282 | break; | |
1283 | case OSPFAREARANGEMASK: /* 3 */ | |
1284 | return SNMP_IPADDRESS (mask); | |
1285 | break; | |
1286 | case OSPFAREARANGESTATUS: /* 4 */ | |
1287 | return SNMP_INTEGER (SNMP_VALID); | |
1288 | break; | |
1289 | case OSPFAREARANGEEFFECT: /* 5 */ | |
1290 | #define OSPF_advertiseMatching 1 | |
1291 | #define OSPF_doNotAdvertiseMatching 2 | |
1292 | return SNMP_INTEGER (OSPF_advertiseMatching); | |
1293 | break; | |
1294 | default: | |
1295 | return NULL; | |
1296 | break; | |
1297 | } | |
1298 | return NULL; | |
1299 | } | |
1300 | ||
0be8dfb2 | 1301 | static struct ospf_nbr_nbma * |
718e3744 | 1302 | ospfHostLookup (struct variable *v, oid *name, size_t *length, |
1303 | struct in_addr *addr, int exact) | |
1304 | { | |
1305 | int len; | |
1306 | struct ospf_nbr_nbma *nbr_nbma; | |
020709f9 | 1307 | struct ospf *ospf; |
718e3744 | 1308 | |
020709f9 | 1309 | ospf = ospf_lookup (); |
68980084 | 1310 | if (ospf == NULL) |
718e3744 | 1311 | return NULL; |
1312 | ||
1313 | if (exact) | |
1314 | { | |
1315 | /* INDEX { ospfHostIpAddress, ospfHostTOS } */ | |
1316 | if (*length != v->namelen + IN_ADDR_SIZE + 1) | |
1317 | return NULL; | |
1318 | ||
1319 | /* Check ospfHostTOS. */ | |
1320 | if (name[*length - 1] != 0) | |
1321 | return NULL; | |
1322 | ||
1323 | oid2in_addr (name + v->namelen, IN_ADDR_SIZE, addr); | |
1324 | ||
68980084 | 1325 | nbr_nbma = ospf_nbr_nbma_lookup (ospf, *addr); |
718e3744 | 1326 | |
1327 | return nbr_nbma; | |
1328 | } | |
1329 | else | |
1330 | { | |
1331 | len = *length - v->namelen; | |
1332 | if (len > 4) | |
1333 | len = 4; | |
1334 | ||
1335 | oid2in_addr (name + v->namelen, len, addr); | |
1336 | ||
68980084 | 1337 | nbr_nbma = ospf_nbr_nbma_lookup_next (ospf, addr, len == 0 ? 1 : 0); |
718e3744 | 1338 | |
1339 | if (nbr_nbma == NULL) | |
1340 | return NULL; | |
1341 | ||
1342 | oid_copy_addr (name + v->namelen, addr, IN_ADDR_SIZE); | |
1343 | ||
1344 | /* Set TOS 0. */ | |
1345 | name[v->namelen + IN_ADDR_SIZE] = 0; | |
1346 | ||
1347 | *length = v->namelen + IN_ADDR_SIZE + 1; | |
1348 | ||
1349 | return nbr_nbma; | |
1350 | } | |
1351 | return NULL; | |
1352 | } | |
1353 | ||
1354 | static u_char * | |
1355 | ospfHostEntry (struct variable *v, oid *name, size_t *length, int exact, | |
1356 | size_t *var_len, WriteMethod **write_method) | |
1357 | { | |
1358 | struct ospf_nbr_nbma *nbr_nbma; | |
1359 | struct ospf_interface *oi; | |
1360 | struct in_addr addr; | |
020709f9 | 1361 | struct ospf *ospf; |
718e3744 | 1362 | |
8046ba6e VB |
1363 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
1364 | == MATCH_FAILED) | |
1365 | return NULL; | |
1366 | ||
718e3744 | 1367 | /* Check OSPF instance. */ |
020709f9 | 1368 | ospf = ospf_lookup (); |
68980084 | 1369 | if (ospf == NULL) |
718e3744 | 1370 | return NULL; |
1371 | ||
1372 | memset (&addr, 0, sizeof (struct in_addr)); | |
1373 | ||
1374 | nbr_nbma = ospfHostLookup (v, name, length, &addr, exact); | |
1375 | if (nbr_nbma == NULL) | |
1376 | return NULL; | |
1377 | ||
1378 | oi = nbr_nbma->oi; | |
1379 | ||
1380 | /* Return the current value of the variable */ | |
1381 | switch (v->magic) | |
1382 | { | |
1383 | case OSPFHOSTIPADDRESS: /* 1 */ | |
1384 | return SNMP_IPADDRESS (nbr_nbma->addr); | |
1385 | break; | |
1386 | case OSPFHOSTTOS: /* 2 */ | |
1387 | return SNMP_INTEGER (0); | |
1388 | break; | |
1389 | case OSPFHOSTMETRIC: /* 3 */ | |
1390 | if (oi) | |
1391 | return SNMP_INTEGER (oi->output_cost); | |
1392 | else | |
1393 | return SNMP_INTEGER (1); | |
1394 | break; | |
1395 | case OSPFHOSTSTATUS: /* 4 */ | |
1396 | return SNMP_INTEGER (SNMP_VALID); | |
1397 | break; | |
1398 | case OSPFHOSTAREAID: /* 5 */ | |
1399 | if (oi && oi->area) | |
1400 | return SNMP_IPADDRESS (oi->area->area_id); | |
1401 | else | |
1402 | return SNMP_IPADDRESS (ospf_empty_addr); | |
1403 | break; | |
1404 | default: | |
1405 | return NULL; | |
1406 | break; | |
1407 | } | |
1408 | return NULL; | |
1409 | } | |
6b0655a2 | 1410 | |
1c6f50bf | 1411 | static struct list *ospf_snmp_iflist; |
718e3744 | 1412 | |
1413 | struct ospf_snmp_if | |
1414 | { | |
1415 | struct in_addr addr; | |
b892f1dd | 1416 | ifindex_t ifindex; |
718e3744 | 1417 | struct interface *ifp; |
1418 | }; | |
1419 | ||
0be8dfb2 | 1420 | static struct ospf_snmp_if * |
66e5cd87 | 1421 | ospf_snmp_if_new (void) |
718e3744 | 1422 | { |
c66f9c61 | 1423 | return XCALLOC (MTYPE_TMP, sizeof (struct ospf_snmp_if)); |
718e3744 | 1424 | } |
1425 | ||
0be8dfb2 | 1426 | static void |
718e3744 | 1427 | ospf_snmp_if_free (struct ospf_snmp_if *osif) |
1428 | { | |
c66f9c61 | 1429 | XFREE (MTYPE_TMP, osif); |
718e3744 | 1430 | } |
1431 | ||
1432 | void | |
1433 | ospf_snmp_if_delete (struct interface *ifp) | |
1434 | { | |
1eb8ef25 | 1435 | struct listnode *node, *nnode; |
718e3744 | 1436 | struct ospf_snmp_if *osif; |
1437 | ||
1eb8ef25 | 1438 | for (ALL_LIST_ELEMENTS (ospf_snmp_iflist, node, nnode, osif)) |
718e3744 | 1439 | { |
1440 | if (osif->ifp == ifp) | |
1441 | { | |
1eb8ef25 | 1442 | list_delete_node (ospf_snmp_iflist, node); |
718e3744 | 1443 | ospf_snmp_if_free (osif); |
1444 | return; | |
1445 | } | |
1446 | } | |
1447 | } | |
1448 | ||
1449 | void | |
1450 | ospf_snmp_if_update (struct interface *ifp) | |
1451 | { | |
1eb8ef25 | 1452 | struct listnode *node; |
718e3744 | 1453 | struct listnode *pn; |
1454 | struct connected *ifc; | |
1455 | struct prefix *p; | |
1456 | struct ospf_snmp_if *osif; | |
1457 | struct in_addr *addr; | |
b892f1dd | 1458 | ifindex_t ifindex; |
718e3744 | 1459 | |
1460 | ospf_snmp_if_delete (ifp); | |
1461 | ||
1462 | p = NULL; | |
1463 | addr = NULL; | |
1464 | ifindex = 0; | |
1465 | ||
1466 | /* Lookup first IPv4 address entry. */ | |
1eb8ef25 | 1467 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, node, ifc)) |
718e3744 | 1468 | { |
e4529636 | 1469 | p = CONNECTED_ID(ifc); |
718e3744 | 1470 | |
1471 | if (p->family == AF_INET) | |
1472 | { | |
1473 | addr = &p->u.prefix4; | |
1474 | break; | |
1475 | } | |
1476 | } | |
1477 | if (! addr) | |
1478 | ifindex = ifp->ifindex; | |
1479 | ||
1480 | /* Add interface to the list. */ | |
1481 | pn = NULL; | |
1eb8ef25 | 1482 | for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, node, osif)) |
718e3744 | 1483 | { |
1484 | if (addr) | |
1485 | { | |
77df1f78 | 1486 | /* Usual interfaces --> Sort them based on interface IPv4 addresses */ |
718e3744 | 1487 | if (ntohl (osif->addr.s_addr) > ntohl (addr->s_addr)) |
1488 | break; | |
1489 | } | |
1490 | else | |
1491 | { | |
77df1f78 | 1492 | /* Unnumbered interfaces --> Sort them based on interface indexes */ |
718e3744 | 1493 | if (osif->addr.s_addr != 0 || osif->ifindex > ifindex) |
1494 | break; | |
1495 | } | |
1eb8ef25 | 1496 | pn = node; |
718e3744 | 1497 | } |
1498 | ||
1499 | osif = ospf_snmp_if_new (); | |
77df1f78 | 1500 | if (addr) /* Usual interface */ |
1501 | { | |
718e3744 | 1502 | osif->addr = *addr; |
77df1f78 | 1503 | |
1504 | /* This field is used for storing ospfAddressLessIf OID value, | |
1505 | * conform to RFC1850 OSPF-MIB specification, it must be 0 for | |
1506 | * usual interface */ | |
1507 | osif->ifindex = 0; | |
1508 | } | |
1509 | else /* Unnumbered interface */ | |
718e3744 | 1510 | osif->ifindex = ifindex; |
1511 | osif->ifp = ifp; | |
1512 | ||
1513 | listnode_add_after (ospf_snmp_iflist, pn, osif); | |
1514 | } | |
1515 | ||
0be8dfb2 | 1516 | static int |
77df1f78 | 1517 | ospf_snmp_is_if_have_addr (struct interface *ifp) |
1518 | { | |
77df1f78 | 1519 | struct listnode *nn; |
1520 | struct connected *ifc; | |
1521 | ||
1522 | /* Is this interface having any connected IPv4 address ? */ | |
1523 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, nn, ifc)) | |
1524 | { | |
e4529636 | 1525 | if (CONNECTED_PREFIX(ifc)->family == AF_INET) |
77df1f78 | 1526 | return 1; |
1527 | } | |
1528 | ||
1529 | return 0; | |
1530 | } | |
1531 | ||
0be8dfb2 | 1532 | static struct ospf_interface * |
b892f1dd | 1533 | ospf_snmp_if_lookup (struct in_addr *ifaddr, ifindex_t *ifindex) |
718e3744 | 1534 | { |
1eb8ef25 | 1535 | struct listnode *node; |
718e3744 | 1536 | struct ospf_snmp_if *osif; |
77df1f78 | 1537 | struct ospf_interface *oi = NULL; |
1538 | struct ospf *ospf = ospf_lookup (); | |
718e3744 | 1539 | |
1eb8ef25 | 1540 | for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, node, osif)) |
718e3744 | 1541 | { |
1542 | if (ifaddr->s_addr) | |
77df1f78 | 1543 | { |
1544 | if (IPV4_ADDR_SAME (&osif->addr, ifaddr)) | |
1545 | oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); | |
1546 | } | |
718e3744 | 1547 | else |
77df1f78 | 1548 | { |
1549 | if (osif->ifindex == *ifindex) | |
1550 | oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); | |
1551 | } | |
718e3744 | 1552 | } |
77df1f78 | 1553 | return oi; |
718e3744 | 1554 | } |
1555 | ||
0be8dfb2 | 1556 | static struct ospf_interface * |
b892f1dd PJ |
1557 | ospf_snmp_if_lookup_next (struct in_addr *ifaddr, ifindex_t *ifindex, |
1558 | int ifaddr_next, ifindex_t ifindex_next) | |
718e3744 | 1559 | { |
1560 | struct ospf_snmp_if *osif; | |
1561 | struct listnode *nn; | |
77df1f78 | 1562 | struct ospf *ospf = ospf_lookup (); |
1563 | struct ospf_interface *oi = NULL; | |
718e3744 | 1564 | |
77df1f78 | 1565 | if (ospf == NULL) |
1566 | return NULL; | |
1567 | ||
1568 | /* No instance is specified --> Return the first OSPF interface */ | |
718e3744 | 1569 | if (ifaddr_next) |
1570 | { | |
77df1f78 | 1571 | for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, nn, osif)) |
718e3744 | 1572 | { |
1eb8ef25 | 1573 | osif = listgetdata (nn); |
718e3744 | 1574 | *ifaddr = osif->addr; |
1575 | *ifindex = osif->ifindex; | |
77df1f78 | 1576 | /* Because no instance is specified, we don't care about the kind of |
1577 | * interface (usual or unnumbered), just returning the first valid | |
1578 | * OSPF interface */ | |
1579 | oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); | |
1580 | if (oi) | |
1581 | return (oi); | |
718e3744 | 1582 | } |
1583 | return NULL; | |
1584 | } | |
1585 | ||
77df1f78 | 1586 | /* An instance is specified --> Return the next OSPF interface */ |
1eb8ef25 | 1587 | for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, nn, osif)) |
718e3744 | 1588 | { |
77df1f78 | 1589 | /* Usual interface */ |
1590 | if (ifaddr->s_addr) | |
0be8dfb2 CC |
1591 | { |
1592 | /* The interface must have valid AF_INET connected address */ | |
1593 | /* it must have lager IPv4 address value than the lookup entry */ | |
1594 | if ((ospf_snmp_is_if_have_addr(osif->ifp)) && | |
1595 | (ntohl (osif->addr.s_addr) > ntohl (ifaddr->s_addr))) | |
1596 | { | |
1597 | *ifaddr = osif->addr; | |
1598 | *ifindex = osif->ifindex; | |
77df1f78 | 1599 | |
0be8dfb2 CC |
1600 | /* and it must be an OSPF interface */ |
1601 | oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); | |
1602 | if (oi) | |
1603 | return oi; | |
1604 | } | |
1605 | } | |
77df1f78 | 1606 | /* Unnumbered interface */ |
1607 | else | |
1608 | /* The interface must NOT have valid AF_INET connected address */ | |
1609 | /* it must have lager interface index than the lookup entry */ | |
1610 | if ((!ospf_snmp_is_if_have_addr(osif->ifp)) && | |
1611 | (osif->ifindex > *ifindex)) | |
1612 | { | |
1613 | *ifaddr = osif->addr; | |
1614 | *ifindex = osif->ifindex; | |
1615 | ||
1616 | /* and it must be an OSPF interface */ | |
1617 | oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); | |
1618 | if (oi) | |
1619 | return oi; | |
1620 | } | |
718e3744 | 1621 | } |
1622 | return NULL; | |
1623 | } | |
1624 | ||
0be8dfb2 | 1625 | static int |
718e3744 | 1626 | ospf_snmp_iftype (struct interface *ifp) |
1627 | { | |
1628 | #define ospf_snmp_iftype_broadcast 1 | |
1629 | #define ospf_snmp_iftype_nbma 2 | |
1630 | #define ospf_snmp_iftype_pointToPoint 3 | |
1631 | #define ospf_snmp_iftype_pointToMultipoint 5 | |
1632 | if (if_is_broadcast (ifp)) | |
1633 | return ospf_snmp_iftype_broadcast; | |
1634 | if (if_is_pointopoint (ifp)) | |
1635 | return ospf_snmp_iftype_pointToPoint; | |
1636 | return ospf_snmp_iftype_broadcast; | |
1637 | } | |
1638 | ||
0be8dfb2 | 1639 | static struct ospf_interface * |
718e3744 | 1640 | ospfIfLookup (struct variable *v, oid *name, size_t *length, |
b892f1dd | 1641 | struct in_addr *ifaddr, ifindex_t *ifindex, int exact) |
718e3744 | 1642 | { |
6c835671 | 1643 | unsigned int len; |
718e3744 | 1644 | int ifaddr_next = 0; |
b892f1dd | 1645 | ifindex_t ifindex_next = 0; |
77df1f78 | 1646 | struct ospf_interface *oi; |
718e3744 | 1647 | oid *offset; |
1648 | ||
1649 | if (exact) | |
1650 | { | |
1651 | if (*length != v->namelen + IN_ADDR_SIZE + 1) | |
1652 | return NULL; | |
1653 | ||
1654 | oid2in_addr (name + v->namelen, IN_ADDR_SIZE, ifaddr); | |
1655 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
1656 | ||
1657 | return ospf_snmp_if_lookup (ifaddr, ifindex); | |
1658 | } | |
1659 | else | |
1660 | { | |
1661 | len = *length - v->namelen; | |
1662 | if (len >= IN_ADDR_SIZE) | |
1663 | len = IN_ADDR_SIZE; | |
1664 | if (len <= 0) | |
1665 | ifaddr_next = 1; | |
1666 | ||
1667 | oid2in_addr (name + v->namelen, len, ifaddr); | |
1668 | ||
1669 | len = *length - v->namelen - IN_ADDR_SIZE; | |
1670 | if (len >= 1) | |
1671 | len = 1; | |
1672 | else | |
1673 | ifindex_next = 1; | |
1674 | ||
1675 | if (len == 1) | |
1676 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
1677 | ||
77df1f78 | 1678 | oi = ospf_snmp_if_lookup_next (ifaddr, ifindex, ifaddr_next, |
718e3744 | 1679 | ifindex_next); |
77df1f78 | 1680 | if (oi) |
718e3744 | 1681 | { |
1682 | *length = v->namelen + IN_ADDR_SIZE + 1; | |
1683 | offset = name + v->namelen; | |
1684 | oid_copy_addr (offset, ifaddr, IN_ADDR_SIZE); | |
1685 | offset += IN_ADDR_SIZE; | |
1686 | *offset = *ifindex; | |
77df1f78 | 1687 | return oi; |
718e3744 | 1688 | } |
1689 | } | |
1690 | return NULL; | |
1691 | } | |
1692 | ||
1693 | static u_char * | |
1694 | ospfIfEntry (struct variable *v, oid *name, size_t *length, int exact, | |
0be8dfb2 | 1695 | size_t *var_len, WriteMethod **write_method) |
718e3744 | 1696 | { |
b892f1dd | 1697 | ifindex_t ifindex; |
718e3744 | 1698 | struct in_addr ifaddr; |
1699 | struct ospf_interface *oi; | |
020709f9 | 1700 | struct ospf *ospf; |
718e3744 | 1701 | |
8046ba6e VB |
1702 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
1703 | == MATCH_FAILED) | |
1704 | return NULL; | |
1705 | ||
718e3744 | 1706 | ifindex = 0; |
1707 | memset (&ifaddr, 0, sizeof (struct in_addr)); | |
1708 | ||
1709 | /* Check OSPF instance. */ | |
020709f9 | 1710 | ospf = ospf_lookup (); |
68980084 | 1711 | if (ospf == NULL) |
718e3744 | 1712 | return NULL; |
1713 | ||
77df1f78 | 1714 | oi = ospfIfLookup (v, name, length, &ifaddr, &ifindex, exact); |
718e3744 | 1715 | if (oi == NULL) |
1716 | return NULL; | |
1717 | ||
1718 | /* Return the current value of the variable */ | |
1719 | switch (v->magic) | |
1720 | { | |
1721 | case OSPFIFIPADDRESS: /* 1 */ | |
1722 | return SNMP_IPADDRESS (ifaddr); | |
1723 | break; | |
1724 | case OSPFADDRESSLESSIF: /* 2 */ | |
1725 | return SNMP_INTEGER (ifindex); | |
1726 | break; | |
1727 | case OSPFIFAREAID: /* 3 */ | |
1728 | if (oi->area) | |
1729 | return SNMP_IPADDRESS (oi->area->area_id); | |
1730 | else | |
1731 | return SNMP_IPADDRESS (ospf_empty_addr); | |
1732 | break; | |
1733 | case OSPFIFTYPE: /* 4 */ | |
77df1f78 | 1734 | return SNMP_INTEGER (ospf_snmp_iftype (oi->ifp)); |
718e3744 | 1735 | break; |
1736 | case OSPFIFADMINSTAT: /* 5 */ | |
1737 | if (oi) | |
1738 | return SNMP_INTEGER (OSPF_STATUS_ENABLED); | |
1739 | else | |
1740 | return SNMP_INTEGER (OSPF_STATUS_DISABLED); | |
1741 | break; | |
1742 | case OSPFIFRTRPRIORITY: /* 6 */ | |
1743 | return SNMP_INTEGER (PRIORITY (oi)); | |
1744 | break; | |
1745 | case OSPFIFTRANSITDELAY: /* 7 */ | |
1746 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, transmit_delay)); | |
1747 | break; | |
1748 | case OSPFIFRETRANSINTERVAL: /* 8 */ | |
1749 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, retransmit_interval)); | |
1750 | break; | |
1751 | case OSPFIFHELLOINTERVAL: /* 9 */ | |
1752 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_hello)); | |
1753 | break; | |
1754 | case OSPFIFRTRDEADINTERVAL: /* 10 */ | |
1755 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_wait)); | |
1756 | break; | |
1757 | case OSPFIFPOLLINTERVAL: /* 11 */ | |
1758 | return SNMP_INTEGER (OSPF_POLL_INTERVAL_DEFAULT); | |
1759 | break; | |
1760 | case OSPFIFSTATE: /* 12 */ | |
ba682537 | 1761 | return SNMP_INTEGER (ISM_SNMP(oi->state)); |
718e3744 | 1762 | break; |
1763 | case OSPFIFDESIGNATEDROUTER: /* 13 */ | |
1764 | return SNMP_IPADDRESS (DR (oi)); | |
1765 | break; | |
1766 | case OSPFIFBACKUPDESIGNATEDROUTER: /* 14 */ | |
1767 | return SNMP_IPADDRESS (BDR (oi)); | |
1768 | break; | |
1769 | case OSPFIFEVENTS: /* 15 */ | |
1770 | return SNMP_INTEGER (oi->state_change); | |
1771 | break; | |
1772 | case OSPFIFAUTHKEY: /* 16 */ | |
1773 | *var_len = 0; | |
1774 | return (u_char *) OSPF_IF_PARAM (oi, auth_simple); | |
1775 | break; | |
1776 | case OSPFIFSTATUS: /* 17 */ | |
1777 | return SNMP_INTEGER (SNMP_VALID); | |
1778 | break; | |
1779 | case OSPFIFMULTICASTFORWARDING: /* 18 */ | |
1780 | #define ospf_snmp_multiforward_blocked 1 | |
1781 | #define ospf_snmp_multiforward_multicast 2 | |
1782 | #define ospf_snmp_multiforward_unicast 3 | |
1783 | return SNMP_INTEGER (ospf_snmp_multiforward_blocked); | |
1784 | break; | |
1785 | case OSPFIFDEMAND: /* 19 */ | |
1786 | return SNMP_INTEGER (SNMP_FALSE); | |
1787 | break; | |
1788 | case OSPFIFAUTHTYPE: /* 20 */ | |
1789 | if (oi->area) | |
1790 | return SNMP_INTEGER (oi->area->auth_type); | |
1791 | else | |
1792 | return SNMP_INTEGER (0); | |
1793 | break; | |
1794 | default: | |
1795 | return NULL; | |
1796 | break; | |
1797 | } | |
1798 | return NULL; | |
1799 | } | |
1800 | ||
1801 | #define OSPF_SNMP_METRIC_VALUE 1 | |
1802 | ||
0be8dfb2 | 1803 | static struct ospf_interface * |
718e3744 | 1804 | ospfIfMetricLookup (struct variable *v, oid *name, size_t *length, |
b892f1dd | 1805 | struct in_addr *ifaddr, ifindex_t *ifindex, int exact) |
718e3744 | 1806 | { |
6c835671 | 1807 | unsigned int len; |
718e3744 | 1808 | int ifaddr_next = 0; |
b892f1dd | 1809 | ifindex_t ifindex_next = 0; |
77df1f78 | 1810 | struct ospf_interface *oi; |
718e3744 | 1811 | oid *offset; |
1812 | int metric; | |
1813 | ||
1814 | if (exact) | |
1815 | { | |
1816 | if (*length != v->namelen + IN_ADDR_SIZE + 1 + 1) | |
1817 | return NULL; | |
1818 | ||
1819 | oid2in_addr (name + v->namelen, IN_ADDR_SIZE, ifaddr); | |
1820 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
1821 | metric = name[v->namelen + IN_ADDR_SIZE + 1]; | |
1822 | ||
1823 | if (metric != OSPF_SNMP_METRIC_VALUE) | |
1824 | return NULL; | |
1825 | ||
1826 | return ospf_snmp_if_lookup (ifaddr, ifindex); | |
1827 | } | |
1828 | else | |
1829 | { | |
1830 | len = *length - v->namelen; | |
1831 | if (len >= IN_ADDR_SIZE) | |
1832 | len = IN_ADDR_SIZE; | |
1833 | else | |
1834 | ifaddr_next = 1; | |
1835 | ||
1836 | oid2in_addr (name + v->namelen, len, ifaddr); | |
1837 | ||
1838 | len = *length - v->namelen - IN_ADDR_SIZE; | |
1839 | if (len >= 1) | |
1840 | len = 1; | |
1841 | else | |
1842 | ifindex_next = 1; | |
1843 | ||
1844 | if (len == 1) | |
1845 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
1846 | ||
77df1f78 | 1847 | oi = ospf_snmp_if_lookup_next (ifaddr, ifindex, ifaddr_next, |
718e3744 | 1848 | ifindex_next); |
77df1f78 | 1849 | if (oi) |
718e3744 | 1850 | { |
1851 | *length = v->namelen + IN_ADDR_SIZE + 1 + 1; | |
1852 | offset = name + v->namelen; | |
1853 | oid_copy_addr (offset, ifaddr, IN_ADDR_SIZE); | |
1854 | offset += IN_ADDR_SIZE; | |
1855 | *offset = *ifindex; | |
1856 | offset++; | |
1857 | *offset = OSPF_SNMP_METRIC_VALUE; | |
77df1f78 | 1858 | return oi; |
718e3744 | 1859 | } |
1860 | } | |
1861 | return NULL; | |
1862 | } | |
1863 | ||
1864 | static u_char * | |
1865 | ospfIfMetricEntry (struct variable *v, oid *name, size_t *length, int exact, | |
1866 | size_t *var_len, WriteMethod **write_method) | |
1867 | { | |
1868 | /* Currently we support metric 1 only. */ | |
b892f1dd | 1869 | ifindex_t ifindex; |
718e3744 | 1870 | struct in_addr ifaddr; |
1871 | struct ospf_interface *oi; | |
020709f9 | 1872 | struct ospf *ospf; |
718e3744 | 1873 | |
8046ba6e VB |
1874 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
1875 | == MATCH_FAILED) | |
1876 | return NULL; | |
1877 | ||
718e3744 | 1878 | ifindex = 0; |
1879 | memset (&ifaddr, 0, sizeof (struct in_addr)); | |
1880 | ||
1881 | /* Check OSPF instance. */ | |
020709f9 | 1882 | ospf = ospf_lookup (); |
68980084 | 1883 | if (ospf == NULL) |
718e3744 | 1884 | return NULL; |
1885 | ||
77df1f78 | 1886 | oi = ospfIfMetricLookup (v, name, length, &ifaddr, &ifindex, exact); |
718e3744 | 1887 | if (oi == NULL) |
1888 | return NULL; | |
1889 | ||
1890 | /* Return the current value of the variable */ | |
1891 | switch (v->magic) | |
1892 | { | |
1893 | case OSPFIFMETRICIPADDRESS: | |
1894 | return SNMP_IPADDRESS (ifaddr); | |
1895 | break; | |
1896 | case OSPFIFMETRICADDRESSLESSIF: | |
1897 | return SNMP_INTEGER (ifindex); | |
1898 | break; | |
1899 | case OSPFIFMETRICTOS: | |
1900 | return SNMP_INTEGER (0); | |
1901 | break; | |
1902 | case OSPFIFMETRICVALUE: | |
1903 | return SNMP_INTEGER (OSPF_SNMP_METRIC_VALUE); | |
1904 | break; | |
1905 | case OSPFIFMETRICSTATUS: | |
1906 | return SNMP_INTEGER (1); | |
1907 | break; | |
1908 | default: | |
1909 | return NULL; | |
1910 | break; | |
1911 | } | |
1912 | return NULL; | |
1913 | } | |
6b0655a2 | 1914 | |
1c6f50bf | 1915 | static struct route_table *ospf_snmp_vl_table; |
718e3744 | 1916 | |
1917 | void | |
1918 | ospf_snmp_vl_add (struct ospf_vl_data *vl_data) | |
1919 | { | |
1920 | struct prefix_ls lp; | |
1921 | struct route_node *rn; | |
1922 | ||
1923 | memset (&lp, 0, sizeof (struct prefix_ls)); | |
1924 | lp.family = 0; | |
1925 | lp.prefixlen = 64; | |
1926 | lp.id = vl_data->vl_area_id; | |
1927 | lp.adv_router = vl_data->vl_peer; | |
1928 | ||
1929 | rn = route_node_get (ospf_snmp_vl_table, (struct prefix *) &lp); | |
14fcc0e6 JT |
1930 | if (rn->info) |
1931 | route_unlock_node (rn); | |
1932 | ||
718e3744 | 1933 | rn->info = vl_data; |
1934 | } | |
1935 | ||
1936 | void | |
1937 | ospf_snmp_vl_delete (struct ospf_vl_data *vl_data) | |
1938 | { | |
1939 | struct prefix_ls lp; | |
1940 | struct route_node *rn; | |
1941 | ||
1942 | memset (&lp, 0, sizeof (struct prefix_ls)); | |
1943 | lp.family = 0; | |
1944 | lp.prefixlen = 64; | |
1945 | lp.id = vl_data->vl_area_id; | |
1946 | lp.adv_router = vl_data->vl_peer; | |
1947 | ||
1948 | rn = route_node_lookup (ospf_snmp_vl_table, (struct prefix *) &lp); | |
1949 | if (! rn) | |
1950 | return; | |
1951 | rn->info = NULL; | |
1952 | route_unlock_node (rn); | |
1953 | route_unlock_node (rn); | |
1954 | } | |
1955 | ||
0be8dfb2 | 1956 | static struct ospf_vl_data * |
718e3744 | 1957 | ospf_snmp_vl_lookup (struct in_addr *area_id, struct in_addr *neighbor) |
1958 | { | |
1959 | struct prefix_ls lp; | |
1960 | struct route_node *rn; | |
1961 | struct ospf_vl_data *vl_data; | |
1962 | ||
1963 | memset (&lp, 0, sizeof (struct prefix_ls)); | |
1964 | lp.family = 0; | |
1965 | lp.prefixlen = 64; | |
1966 | lp.id = *area_id; | |
1967 | lp.adv_router = *neighbor; | |
1968 | ||
1969 | rn = route_node_lookup (ospf_snmp_vl_table, (struct prefix *) &lp); | |
1970 | if (rn) | |
1971 | { | |
1972 | vl_data = rn->info; | |
1973 | route_unlock_node (rn); | |
1974 | return vl_data; | |
1975 | } | |
1976 | return NULL; | |
1977 | } | |
1978 | ||
0be8dfb2 | 1979 | static struct ospf_vl_data * |
718e3744 | 1980 | ospf_snmp_vl_lookup_next (struct in_addr *area_id, struct in_addr *neighbor, |
1981 | int first) | |
1982 | { | |
1983 | struct prefix_ls lp; | |
1984 | struct route_node *rn; | |
1985 | struct ospf_vl_data *vl_data; | |
1986 | ||
1987 | memset (&lp, 0, sizeof (struct prefix_ls)); | |
1988 | lp.family = 0; | |
1989 | lp.prefixlen = 64; | |
1990 | lp.id = *area_id; | |
1991 | lp.adv_router = *neighbor; | |
1992 | ||
1993 | if (first) | |
1994 | rn = route_top (ospf_snmp_vl_table); | |
1995 | else | |
1996 | { | |
1997 | rn = route_node_get (ospf_snmp_vl_table, (struct prefix *) &lp); | |
1998 | rn = route_next (rn); | |
1999 | } | |
2000 | ||
2001 | for (; rn; rn = route_next (rn)) | |
2002 | if (rn->info) | |
2003 | break; | |
2004 | ||
2005 | if (rn && rn->info) | |
2006 | { | |
2007 | vl_data = rn->info; | |
2008 | *area_id = vl_data->vl_area_id; | |
2009 | *neighbor = vl_data->vl_peer; | |
2010 | route_unlock_node (rn); | |
2011 | return vl_data; | |
2012 | } | |
2013 | return NULL; | |
2014 | } | |
2015 | ||
0be8dfb2 | 2016 | static struct ospf_vl_data * |
718e3744 | 2017 | ospfVirtIfLookup (struct variable *v, oid *name, size_t *length, |
2018 | struct in_addr *area_id, struct in_addr *neighbor, int exact) | |
2019 | { | |
2020 | int first; | |
6c835671 | 2021 | unsigned int len; |
718e3744 | 2022 | struct ospf_vl_data *vl_data; |
2023 | ||
2024 | if (exact) | |
2025 | { | |
2026 | if (*length != v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE) | |
2027 | return NULL; | |
2028 | ||
2029 | oid2in_addr (name + v->namelen, IN_ADDR_SIZE, area_id); | |
2030 | oid2in_addr (name + v->namelen + IN_ADDR_SIZE, IN_ADDR_SIZE, neighbor); | |
2031 | ||
2032 | return ospf_snmp_vl_lookup (area_id, neighbor); | |
2033 | } | |
2034 | else | |
2035 | { | |
2036 | first = 0; | |
2037 | ||
2038 | len = *length - v->namelen; | |
2039 | if (len <= 0) | |
2040 | first = 1; | |
2041 | if (len > IN_ADDR_SIZE) | |
2042 | len = IN_ADDR_SIZE; | |
2043 | oid2in_addr (name + v->namelen, len, area_id); | |
2044 | ||
2045 | len = *length - v->namelen - IN_ADDR_SIZE; | |
2046 | if (len > IN_ADDR_SIZE) | |
2047 | len = IN_ADDR_SIZE; | |
2048 | oid2in_addr (name + v->namelen + IN_ADDR_SIZE, len, neighbor); | |
2049 | ||
2050 | vl_data = ospf_snmp_vl_lookup_next (area_id, neighbor, first); | |
2051 | ||
2052 | if (vl_data) | |
2053 | { | |
2054 | *length = v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE; | |
2055 | oid_copy_addr (name + v->namelen, area_id, IN_ADDR_SIZE); | |
2056 | oid_copy_addr (name + v->namelen + IN_ADDR_SIZE, neighbor, | |
2057 | IN_ADDR_SIZE); | |
2058 | return vl_data; | |
2059 | } | |
2060 | } | |
2061 | return NULL; | |
2062 | } | |
2063 | ||
2064 | static u_char * | |
2065 | ospfVirtIfEntry (struct variable *v, oid *name, size_t *length, int exact, | |
0be8dfb2 | 2066 | size_t *var_len, WriteMethod **write_method) |
718e3744 | 2067 | { |
2068 | struct ospf_vl_data *vl_data; | |
2069 | struct ospf_interface *oi; | |
2070 | struct in_addr area_id; | |
2071 | struct in_addr neighbor; | |
2072 | ||
8046ba6e VB |
2073 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
2074 | == MATCH_FAILED) | |
2075 | return NULL; | |
2076 | ||
718e3744 | 2077 | memset (&area_id, 0, sizeof (struct in_addr)); |
2078 | memset (&neighbor, 0, sizeof (struct in_addr)); | |
2079 | ||
2080 | vl_data = ospfVirtIfLookup (v, name, length, &area_id, &neighbor, exact); | |
2081 | if (! vl_data) | |
2082 | return NULL; | |
2083 | oi = vl_data->vl_oi; | |
2084 | if (! oi) | |
2085 | return NULL; | |
2086 | ||
2087 | /* Return the current value of the variable */ | |
2088 | switch (v->magic) | |
2089 | { | |
2090 | case OSPFVIRTIFAREAID: | |
2091 | return SNMP_IPADDRESS (area_id); | |
2092 | break; | |
2093 | case OSPFVIRTIFNEIGHBOR: | |
2094 | return SNMP_IPADDRESS (neighbor); | |
2095 | break; | |
2096 | case OSPFVIRTIFTRANSITDELAY: | |
2097 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, transmit_delay)); | |
2098 | break; | |
2099 | case OSPFVIRTIFRETRANSINTERVAL: | |
2100 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, retransmit_interval)); | |
2101 | break; | |
2102 | case OSPFVIRTIFHELLOINTERVAL: | |
2103 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_hello)); | |
2104 | break; | |
2105 | case OSPFVIRTIFRTRDEADINTERVAL: | |
2106 | return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_wait)); | |
2107 | break; | |
2108 | case OSPFVIRTIFSTATE: | |
2109 | return SNMP_INTEGER (oi->state); | |
2110 | break; | |
2111 | case OSPFVIRTIFEVENTS: | |
2112 | return SNMP_INTEGER (oi->state_change); | |
2113 | break; | |
2114 | case OSPFVIRTIFAUTHKEY: | |
2115 | *var_len = 0; | |
2116 | return (u_char *) OSPF_IF_PARAM (oi, auth_simple); | |
2117 | break; | |
2118 | case OSPFVIRTIFSTATUS: | |
2119 | return SNMP_INTEGER (SNMP_VALID); | |
2120 | break; | |
2121 | case OSPFVIRTIFAUTHTYPE: | |
2122 | if (oi->area) | |
2123 | return SNMP_INTEGER (oi->area->auth_type); | |
2124 | else | |
2125 | return SNMP_INTEGER (0); | |
2126 | break; | |
2127 | default: | |
2128 | return NULL; | |
2129 | break; | |
2130 | } | |
2131 | return NULL; | |
2132 | } | |
6b0655a2 | 2133 | |
0be8dfb2 | 2134 | static struct ospf_neighbor * |
68980084 | 2135 | ospf_snmp_nbr_lookup (struct ospf *ospf, struct in_addr *nbr_addr, |
b892f1dd | 2136 | ifindex_t *ifindex) |
718e3744 | 2137 | { |
1eb8ef25 | 2138 | struct listnode *node, *nnode; |
718e3744 | 2139 | struct ospf_interface *oi; |
2140 | struct ospf_neighbor *nbr; | |
2141 | struct route_node *rn; | |
2142 | ||
1eb8ef25 | 2143 | for (ALL_LIST_ELEMENTS (ospf->oiflist, node, nnode, oi)) |
718e3744 | 2144 | { |
2145 | for (rn = route_top (oi->nbrs); rn; rn = route_next (rn)) | |
2146 | if ((nbr = rn->info) != NULL | |
2147 | && nbr != oi->nbr_self | |
5e4914c3 | 2148 | /* If EXACT match is needed, provide ALL entry found |
718e3744 | 2149 | && nbr->state != NSM_Down |
5e4914c3 | 2150 | */ |
718e3744 | 2151 | && nbr->src.s_addr != 0) |
2152 | { | |
2153 | if (IPV4_ADDR_SAME (&nbr->src, nbr_addr)) | |
2154 | { | |
2155 | route_unlock_node (rn); | |
2156 | return nbr; | |
2157 | } | |
2158 | } | |
2159 | } | |
2160 | return NULL; | |
2161 | } | |
2162 | ||
0be8dfb2 | 2163 | static struct ospf_neighbor * |
b892f1dd | 2164 | ospf_snmp_nbr_lookup_next (struct in_addr *nbr_addr, ifindex_t *ifindex, |
718e3744 | 2165 | int first) |
2166 | { | |
2167 | struct listnode *nn; | |
2168 | struct ospf_interface *oi; | |
2169 | struct ospf_neighbor *nbr; | |
2170 | struct route_node *rn; | |
2171 | struct ospf_neighbor *min = NULL; | |
020709f9 | 2172 | struct ospf *ospf = ospf; |
718e3744 | 2173 | |
020709f9 | 2174 | ospf = ospf_lookup (); |
1eb8ef25 | 2175 | |
2176 | for (ALL_LIST_ELEMENTS_RO (ospf->oiflist, nn, oi)) | |
718e3744 | 2177 | { |
2178 | for (rn = route_top (oi->nbrs); rn; rn = route_next (rn)) | |
2179 | if ((nbr = rn->info) != NULL | |
2180 | && nbr != oi->nbr_self | |
2181 | && nbr->state != NSM_Down | |
2182 | && nbr->src.s_addr != 0) | |
2183 | { | |
2184 | if (first) | |
2185 | { | |
2186 | if (! min) | |
2187 | min = nbr; | |
2188 | else if (ntohl (nbr->src.s_addr) < ntohl (min->src.s_addr)) | |
2189 | min = nbr; | |
2190 | } | |
2191 | else if (ntohl (nbr->src.s_addr) > ntohl (nbr_addr->s_addr)) | |
2192 | { | |
2193 | if (! min) | |
2194 | min = nbr; | |
2195 | else if (ntohl (nbr->src.s_addr) < ntohl (min->src.s_addr)) | |
2196 | min = nbr; | |
2197 | } | |
2198 | } | |
2199 | } | |
2200 | if (min) | |
2201 | { | |
2202 | *nbr_addr = min->src; | |
2203 | *ifindex = 0; | |
2204 | return min; | |
2205 | } | |
2206 | return NULL; | |
2207 | } | |
2208 | ||
0be8dfb2 | 2209 | static struct ospf_neighbor * |
718e3744 | 2210 | ospfNbrLookup (struct variable *v, oid *name, size_t *length, |
b892f1dd | 2211 | struct in_addr *nbr_addr, ifindex_t *ifindex, int exact) |
718e3744 | 2212 | { |
6c835671 | 2213 | unsigned int len; |
718e3744 | 2214 | int first; |
2215 | struct ospf_neighbor *nbr; | |
020709f9 | 2216 | struct ospf *ospf; |
2217 | ||
2218 | ospf = ospf_lookup (); | |
718e3744 | 2219 | |
1b639047 | 2220 | if (! ospf) |
2221 | return NULL; | |
2222 | ||
718e3744 | 2223 | if (exact) |
2224 | { | |
2225 | if (*length != v->namelen + IN_ADDR_SIZE + 1) | |
2226 | return NULL; | |
2227 | ||
2228 | oid2in_addr (name + v->namelen, IN_ADDR_SIZE, nbr_addr); | |
2229 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
2230 | ||
68980084 | 2231 | return ospf_snmp_nbr_lookup (ospf, nbr_addr, ifindex); |
718e3744 | 2232 | } |
2233 | else | |
2234 | { | |
2235 | first = 0; | |
2236 | len = *length - v->namelen; | |
2237 | ||
2238 | if (len <= 0) | |
2239 | first = 1; | |
2240 | ||
2241 | if (len > IN_ADDR_SIZE) | |
2242 | len = IN_ADDR_SIZE; | |
2243 | ||
2244 | oid2in_addr (name + v->namelen, len, nbr_addr); | |
2245 | ||
2246 | len = *length - v->namelen - IN_ADDR_SIZE; | |
2247 | if (len >= 1) | |
2248 | *ifindex = name[v->namelen + IN_ADDR_SIZE]; | |
2249 | ||
2250 | nbr = ospf_snmp_nbr_lookup_next (nbr_addr, ifindex, first); | |
2251 | ||
2252 | if (nbr) | |
2253 | { | |
2254 | *length = v->namelen + IN_ADDR_SIZE + 1; | |
2255 | oid_copy_addr (name + v->namelen, nbr_addr, IN_ADDR_SIZE); | |
2256 | name[v->namelen + IN_ADDR_SIZE] = *ifindex; | |
2257 | return nbr; | |
2258 | } | |
2259 | } | |
2260 | return NULL; | |
2261 | } | |
2262 | ||
ad81f8cc AS |
2263 | /* map internal quagga neighbor states to official MIB values: |
2264 | ||
2265 | ospfNbrState OBJECT-TYPE | |
2266 | SYNTAX INTEGER { | |
2267 | down (1), | |
2268 | attempt (2), | |
2269 | init (3), | |
2270 | twoWay (4), | |
2271 | exchangeStart (5), | |
2272 | exchange (6), | |
2273 | loading (7), | |
2274 | full (8) | |
2275 | } | |
2276 | */ | |
2277 | static int32_t | |
2278 | ospf_snmp_neighbor_state(u_char nst) | |
2279 | { | |
2280 | switch (nst) | |
2281 | { | |
2282 | case NSM_Attempt: | |
2283 | return 2; | |
2284 | case NSM_Init: | |
2285 | return 3; | |
2286 | case NSM_TwoWay: | |
2287 | return 4; | |
2288 | case NSM_ExStart: | |
2289 | return 5; | |
2290 | case NSM_Exchange: | |
2291 | return 6; | |
2292 | case NSM_Loading: | |
2293 | return 7; | |
2294 | case NSM_Full: | |
2295 | return 8; | |
2296 | default: | |
2297 | return 1; /* down */ | |
2298 | } | |
2299 | } | |
2300 | ||
718e3744 | 2301 | static u_char * |
2302 | ospfNbrEntry (struct variable *v, oid *name, size_t *length, int exact, | |
0be8dfb2 | 2303 | size_t *var_len, WriteMethod **write_method) |
718e3744 | 2304 | { |
2305 | struct in_addr nbr_addr; | |
b892f1dd | 2306 | ifindex_t ifindex; |
718e3744 | 2307 | struct ospf_neighbor *nbr; |
2308 | struct ospf_interface *oi; | |
2309 | ||
8046ba6e VB |
2310 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
2311 | == MATCH_FAILED) | |
2312 | return NULL; | |
2313 | ||
718e3744 | 2314 | memset (&nbr_addr, 0, sizeof (struct in_addr)); |
2315 | ifindex = 0; | |
2316 | ||
2317 | nbr = ospfNbrLookup (v, name, length, &nbr_addr, &ifindex, exact); | |
2318 | if (! nbr) | |
2319 | return NULL; | |
2320 | oi = nbr->oi; | |
2321 | if (! oi) | |
2322 | return NULL; | |
2323 | ||
2324 | /* Return the current value of the variable */ | |
2325 | switch (v->magic) | |
2326 | { | |
2327 | case OSPFNBRIPADDR: | |
2328 | return SNMP_IPADDRESS (nbr_addr); | |
2329 | break; | |
2330 | case OSPFNBRADDRESSLESSINDEX: | |
2331 | return SNMP_INTEGER (ifindex); | |
2332 | break; | |
2333 | case OSPFNBRRTRID: | |
2334 | return SNMP_IPADDRESS (nbr->router_id); | |
2335 | break; | |
2336 | case OSPFNBROPTIONS: | |
2337 | return SNMP_INTEGER (oi->nbr_self->options); | |
2338 | break; | |
2339 | case OSPFNBRPRIORITY: | |
2340 | return SNMP_INTEGER (nbr->priority); | |
2341 | break; | |
2342 | case OSPFNBRSTATE: | |
ad81f8cc | 2343 | return SNMP_INTEGER (ospf_snmp_neighbor_state(nbr->state)); |
718e3744 | 2344 | break; |
2345 | case OSPFNBREVENTS: | |
2346 | return SNMP_INTEGER (nbr->state_change); | |
2347 | break; | |
2348 | case OSPFNBRLSRETRANSQLEN: | |
2349 | return SNMP_INTEGER (ospf_ls_retransmit_count (nbr)); | |
2350 | break; | |
2351 | case OSPFNBMANBRSTATUS: | |
2352 | return SNMP_INTEGER (SNMP_VALID); | |
2353 | break; | |
2354 | case OSPFNBMANBRPERMANENCE: | |
2355 | return SNMP_INTEGER (2); | |
2356 | break; | |
2357 | case OSPFNBRHELLOSUPPRESSED: | |
2358 | return SNMP_INTEGER (SNMP_FALSE); | |
2359 | break; | |
2360 | default: | |
2361 | return NULL; | |
2362 | break; | |
2363 | } | |
2364 | return NULL; | |
2365 | } | |
6b0655a2 | 2366 | |
718e3744 | 2367 | static u_char * |
2368 | ospfVirtNbrEntry (struct variable *v, oid *name, size_t *length, int exact, | |
0be8dfb2 | 2369 | size_t *var_len, WriteMethod **write_method) |
718e3744 | 2370 | { |
2371 | struct ospf_vl_data *vl_data; | |
2372 | struct in_addr area_id; | |
2373 | struct in_addr neighbor; | |
020709f9 | 2374 | struct ospf *ospf; |
718e3744 | 2375 | |
8046ba6e VB |
2376 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
2377 | == MATCH_FAILED) | |
2378 | return NULL; | |
2379 | ||
718e3744 | 2380 | memset (&area_id, 0, sizeof (struct in_addr)); |
2381 | memset (&neighbor, 0, sizeof (struct in_addr)); | |
2382 | ||
2383 | /* Check OSPF instance. */ | |
020709f9 | 2384 | ospf = ospf_lookup (); |
68980084 | 2385 | if (ospf == NULL) |
718e3744 | 2386 | return NULL; |
2387 | ||
2388 | vl_data = ospfVirtIfLookup (v, name, length, &area_id, &neighbor, exact); | |
2389 | if (! vl_data) | |
2390 | return NULL; | |
2391 | ||
2392 | /* Return the current value of the variable */ | |
2393 | switch (v->magic) | |
2394 | { | |
2395 | case OSPFVIRTNBRAREA: | |
2396 | return (u_char *) NULL; | |
2397 | break; | |
2398 | case OSPFVIRTNBRRTRID: | |
2399 | return (u_char *) NULL; | |
2400 | break; | |
2401 | case OSPFVIRTNBRIPADDR: | |
2402 | return (u_char *) NULL; | |
2403 | break; | |
2404 | case OSPFVIRTNBROPTIONS: | |
2405 | return (u_char *) NULL; | |
2406 | break; | |
2407 | case OSPFVIRTNBRSTATE: | |
2408 | return (u_char *) NULL; | |
2409 | break; | |
2410 | case OSPFVIRTNBREVENTS: | |
2411 | return (u_char *) NULL; | |
2412 | break; | |
2413 | case OSPFVIRTNBRLSRETRANSQLEN: | |
2414 | return (u_char *) NULL; | |
2415 | break; | |
2416 | case OSPFVIRTNBRHELLOSUPPRESSED: | |
2417 | return (u_char *) NULL; | |
2418 | break; | |
2419 | default: | |
2420 | return NULL; | |
2421 | break; | |
2422 | } | |
2423 | return NULL; | |
2424 | } | |
6b0655a2 | 2425 | |
0be8dfb2 | 2426 | static struct ospf_lsa * |
718e3744 | 2427 | ospfExtLsdbLookup (struct variable *v, oid *name, size_t *length, u_char *type, |
2428 | struct in_addr *ls_id, struct in_addr *router_id, int exact) | |
2429 | { | |
2430 | int first; | |
2431 | oid *offset; | |
2432 | int offsetlen; | |
2433 | u_char lsa_type; | |
6c835671 | 2434 | unsigned int len; |
718e3744 | 2435 | struct ospf_lsa *lsa; |
020709f9 | 2436 | struct ospf *ospf; |
718e3744 | 2437 | |
020709f9 | 2438 | ospf = ospf_lookup (); |
718e3744 | 2439 | if (exact) |
2440 | { | |
2441 | if (*length != v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) | |
2442 | return NULL; | |
2443 | ||
2444 | offset = name + v->namelen; | |
2445 | ||
2446 | /* Make it sure given value match to type. */ | |
2447 | lsa_type = *offset; | |
2448 | offset++; | |
2449 | ||
2450 | if (lsa_type != *type) | |
2451 | return NULL; | |
2452 | ||
2453 | /* LS ID. */ | |
2454 | oid2in_addr (offset, IN_ADDR_SIZE, ls_id); | |
2455 | offset += IN_ADDR_SIZE; | |
2456 | ||
2457 | /* Router ID. */ | |
2458 | oid2in_addr (offset, IN_ADDR_SIZE, router_id); | |
2459 | ||
68980084 | 2460 | return ospf_lsdb_lookup_by_id (ospf->lsdb, *type, *ls_id, *router_id); |
718e3744 | 2461 | } |
2462 | else | |
2463 | { | |
2464 | /* Get variable length. */ | |
2465 | first = 0; | |
2466 | offset = name + v->namelen; | |
2467 | offsetlen = *length - v->namelen; | |
2468 | ||
2469 | /* LSA type value. */ | |
2470 | lsa_type = *offset; | |
2471 | offset++; | |
2472 | offsetlen--; | |
2473 | ||
2474 | if (offsetlen <= 0 || lsa_type < OSPF_AS_EXTERNAL_LSA) | |
2475 | first = 1; | |
2476 | ||
2477 | /* LS ID. */ | |
2478 | len = offsetlen; | |
2479 | if (len > IN_ADDR_SIZE) | |
2480 | len = IN_ADDR_SIZE; | |
2481 | ||
2482 | oid2in_addr (offset, len, ls_id); | |
2483 | ||
2484 | offset += IN_ADDR_SIZE; | |
2485 | offsetlen -= IN_ADDR_SIZE; | |
2486 | ||
2487 | /* Router ID. */ | |
2488 | len = offsetlen; | |
2489 | if (len > IN_ADDR_SIZE) | |
2490 | len = IN_ADDR_SIZE; | |
2491 | ||
2492 | oid2in_addr (offset, len, router_id); | |
2493 | ||
68980084 | 2494 | lsa = ospf_lsdb_lookup_by_id_next (ospf->lsdb, *type, *ls_id, |
718e3744 | 2495 | *router_id, first); |
2496 | ||
2497 | if (lsa) | |
2498 | { | |
2499 | /* Fill in length. */ | |
2500 | *length = v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE; | |
2501 | ||
2502 | /* Fill in value. */ | |
2503 | offset = name + v->namelen; | |
2504 | ||
2505 | *offset = OSPF_AS_EXTERNAL_LSA; | |
2506 | offset++; | |
2507 | oid_copy_addr (offset, &lsa->data->id, IN_ADDR_SIZE); | |
2508 | offset += IN_ADDR_SIZE; | |
2509 | oid_copy_addr (offset, &lsa->data->adv_router, IN_ADDR_SIZE); | |
2510 | ||
2511 | return lsa; | |
2512 | } | |
2513 | } | |
2514 | return NULL; | |
2515 | } | |
2516 | ||
2517 | static u_char * | |
2518 | ospfExtLsdbEntry (struct variable *v, oid *name, size_t *length, int exact, | |
0be8dfb2 | 2519 | size_t *var_len, WriteMethod **write_method) |
718e3744 | 2520 | { |
2521 | struct ospf_lsa *lsa; | |
2522 | struct lsa_header *lsah; | |
2523 | u_char type; | |
2524 | struct in_addr ls_id; | |
2525 | struct in_addr router_id; | |
020709f9 | 2526 | struct ospf *ospf; |
718e3744 | 2527 | |
8046ba6e VB |
2528 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
2529 | == MATCH_FAILED) | |
2530 | return NULL; | |
2531 | ||
718e3744 | 2532 | type = OSPF_AS_EXTERNAL_LSA; |
2533 | memset (&ls_id, 0, sizeof (struct in_addr)); | |
2534 | memset (&router_id, 0, sizeof (struct in_addr)); | |
2535 | ||
2536 | /* Check OSPF instance. */ | |
020709f9 | 2537 | ospf = ospf_lookup (); |
68980084 | 2538 | if (ospf == NULL) |
718e3744 | 2539 | return NULL; |
2540 | ||
2541 | lsa = ospfExtLsdbLookup (v, name, length, &type, &ls_id, &router_id, exact); | |
2542 | if (! lsa) | |
2543 | return NULL; | |
2544 | ||
2545 | lsah = lsa->data; | |
2546 | ||
2547 | /* Return the current value of the variable */ | |
2548 | switch (v->magic) | |
2549 | { | |
2550 | case OSPFEXTLSDBTYPE: | |
2551 | return SNMP_INTEGER (OSPF_AS_EXTERNAL_LSA); | |
2552 | break; | |
2553 | case OSPFEXTLSDBLSID: | |
2554 | return SNMP_IPADDRESS (lsah->id); | |
2555 | break; | |
2556 | case OSPFEXTLSDBROUTERID: | |
2557 | return SNMP_IPADDRESS (lsah->adv_router); | |
2558 | break; | |
2559 | case OSPFEXTLSDBSEQUENCE: | |
2560 | return SNMP_INTEGER (lsah->ls_seqnum); | |
2561 | break; | |
2562 | case OSPFEXTLSDBAGE: | |
2563 | return SNMP_INTEGER (lsah->ls_age); | |
2564 | break; | |
2565 | case OSPFEXTLSDBCHECKSUM: | |
2566 | return SNMP_INTEGER (lsah->checksum); | |
2567 | break; | |
2568 | case OSPFEXTLSDBADVERTISEMENT: | |
2569 | *var_len = ntohs (lsah->length); | |
2570 | return (u_char *) lsah; | |
2571 | break; | |
2572 | default: | |
2573 | return NULL; | |
2574 | break; | |
2575 | } | |
2576 | return NULL; | |
2577 | } | |
6b0655a2 | 2578 | |
718e3744 | 2579 | static u_char * |
2580 | ospfAreaAggregateEntry (struct variable *v, oid *name, size_t *length, | |
2581 | int exact, size_t *var_len, WriteMethod **write_method) | |
2582 | { | |
8046ba6e VB |
2583 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
2584 | == MATCH_FAILED) | |
2585 | return NULL; | |
2586 | ||
718e3744 | 2587 | /* Return the current value of the variable */ |
2588 | switch (v->magic) | |
2589 | { | |
2590 | case OSPFAREAAGGREGATEAREAID: | |
2591 | return (u_char *) NULL; | |
2592 | break; | |
2593 | case OSPFAREAAGGREGATELSDBTYPE: | |
2594 | return (u_char *) NULL; | |
2595 | break; | |
2596 | case OSPFAREAAGGREGATENET: | |
2597 | return (u_char *) NULL; | |
2598 | break; | |
2599 | case OSPFAREAAGGREGATEMASK: | |
2600 | return (u_char *) NULL; | |
2601 | break; | |
2602 | case OSPFAREAAGGREGATESTATUS: | |
2603 | return (u_char *) NULL; | |
2604 | break; | |
2605 | case OSPFAREAAGGREGATEEFFECT: | |
2606 | return (u_char *) NULL; | |
2607 | break; | |
2608 | default: | |
2609 | return NULL; | |
2610 | break; | |
2611 | } | |
2612 | return NULL; | |
2613 | } | |
6b0655a2 | 2614 | |
5e4914c3 | 2615 | /* OSPF Traps. */ |
2616 | #define IFSTATECHANGE 16 | |
2617 | #define VIRTIFSTATECHANGE 1 | |
2618 | #define NBRSTATECHANGE 2 | |
2619 | #define VIRTNBRSTATECHANGE 3 | |
2620 | ||
1c6f50bf | 2621 | static struct trap_object ospfNbrTrapList[] = |
5e4914c3 | 2622 | { |
b8cf46b7 VB |
2623 | {-2, {1, OSPFROUTERID}}, |
2624 | {3, {10, 1, OSPFNBRIPADDR}}, | |
2625 | {3, {10, 1, OSPFNBRRTRID}}, | |
2626 | {3, {10, 1, OSPFNBRSTATE}} | |
5e4914c3 | 2627 | }; |
2628 | ||
2629 | ||
1c6f50bf | 2630 | static struct trap_object ospfVirtNbrTrapList[] = |
5e4914c3 | 2631 | { |
b8cf46b7 VB |
2632 | {-2, {1, 1}}, |
2633 | {3, {11, 1, OSPFVIRTNBRAREA}}, | |
2634 | {3, {11, 1, OSPFVIRTNBRRTRID}}, | |
2635 | {3, {11, 1, OSPFVIRTNBRSTATE}} | |
5e4914c3 | 2636 | }; |
2637 | ||
1c6f50bf | 2638 | static struct trap_object ospfIfTrapList[] = |
5e4914c3 | 2639 | { |
b8cf46b7 VB |
2640 | {-2, {1, OSPFROUTERID}}, |
2641 | {3, {7, 1, OSPFIFIPADDRESS}}, | |
2642 | {3, {7, 1, OSPFADDRESSLESSIF}}, | |
2643 | {3, {7, 1, OSPFIFSTATE}} | |
5e4914c3 | 2644 | }; |
2645 | ||
1c6f50bf | 2646 | static struct trap_object ospfVirtIfTrapList[] = |
5e4914c3 | 2647 | { |
b8cf46b7 VB |
2648 | {-2, {1, OSPFROUTERID}}, |
2649 | {3, {9, 1, OSPFVIRTIFAREAID}}, | |
2650 | {3, {9, 1, OSPFVIRTIFNEIGHBOR}}, | |
2651 | {3, {9, 1, OSPFVIRTIFSTATE}} | |
5e4914c3 | 2652 | }; |
2653 | ||
2654 | void | |
2655 | ospfTrapNbrStateChange (struct ospf_neighbor *on) | |
2656 | { | |
2657 | oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; | |
9aecfae2 | 2658 | char msgbuf[16]; |
5e4914c3 | 2659 | |
9aecfae2 AS |
2660 | ospf_nbr_state_message(on, msgbuf, sizeof(msgbuf)); |
2661 | zlog (NULL, LOG_INFO, "ospfTrapNbrStateChange trap sent: %s now %s", | |
2662 | inet_ntoa(on->address.u.prefix4), msgbuf); | |
5e4914c3 | 2663 | |
2664 | oid_copy_addr (index, &(on->address.u.prefix4), IN_ADDR_SIZE); | |
2665 | index[IN_ADDR_SIZE] = 0; | |
2666 | ||
b7c0d065 VB |
2667 | smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), |
2668 | ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), | |
2669 | ospf_oid, sizeof ospf_oid / sizeof (oid), | |
5e4914c3 | 2670 | index, IN_ADDR_SIZE + 1, |
2671 | ospfNbrTrapList, | |
2672 | sizeof ospfNbrTrapList / sizeof (struct trap_object), | |
4b89e45d | 2673 | NBRSTATECHANGE); |
5e4914c3 | 2674 | } |
2675 | ||
2676 | void | |
2677 | ospfTrapVirtNbrStateChange (struct ospf_neighbor *on) | |
2678 | { | |
2679 | oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; | |
2680 | ||
2681 | zlog (NULL, LOG_INFO, "ospfTrapVirtNbrStateChange trap sent"); | |
2682 | ||
2683 | oid_copy_addr (index, &(on->address.u.prefix4), IN_ADDR_SIZE); | |
2684 | index[IN_ADDR_SIZE] = 0; | |
2685 | ||
b7c0d065 VB |
2686 | smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), |
2687 | ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), | |
2688 | ospf_oid, sizeof ospf_oid / sizeof (oid), | |
5e4914c3 | 2689 | index, IN_ADDR_SIZE + 1, |
2690 | ospfVirtNbrTrapList, | |
2691 | sizeof ospfVirtNbrTrapList / sizeof (struct trap_object), | |
4b89e45d | 2692 | VIRTNBRSTATECHANGE); |
5e4914c3 | 2693 | } |
2694 | ||
2695 | void | |
2696 | ospfTrapIfStateChange (struct ospf_interface *oi) | |
2697 | { | |
2698 | oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; | |
2699 | ||
9aecfae2 AS |
2700 | zlog (NULL, LOG_INFO, "ospfTrapIfStateChange trap sent: %s now %s", |
2701 | inet_ntoa(oi->address->u.prefix4), | |
2702 | LOOKUP(ospf_ism_state_msg, oi->state)); | |
5e4914c3 | 2703 | |
2704 | oid_copy_addr (index, &(oi->address->u.prefix4), IN_ADDR_SIZE); | |
2705 | index[IN_ADDR_SIZE] = 0; | |
2706 | ||
b7c0d065 VB |
2707 | smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), |
2708 | ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), | |
2709 | ospf_oid, sizeof ospf_oid / sizeof (oid), | |
5e4914c3 | 2710 | index, IN_ADDR_SIZE + 1, |
2711 | ospfIfTrapList, | |
2712 | sizeof ospfIfTrapList / sizeof (struct trap_object), | |
4b89e45d | 2713 | IFSTATECHANGE); |
5e4914c3 | 2714 | } |
2715 | ||
2716 | void | |
2717 | ospfTrapVirtIfStateChange (struct ospf_interface *oi) | |
2718 | { | |
2719 | oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; | |
2720 | ||
2721 | zlog (NULL, LOG_INFO, "ospfTrapVirtIfStateChange trap sent"); | |
2722 | ||
2723 | oid_copy_addr (index, &(oi->address->u.prefix4), IN_ADDR_SIZE); | |
2724 | index[IN_ADDR_SIZE] = 0; | |
2725 | ||
b7c0d065 VB |
2726 | smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), |
2727 | ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), | |
2728 | ospf_oid, sizeof ospf_oid / sizeof (oid), | |
5e4914c3 | 2729 | index, IN_ADDR_SIZE + 1, |
2730 | ospfVirtIfTrapList, | |
2731 | sizeof ospfVirtIfTrapList / sizeof (struct trap_object), | |
4b89e45d | 2732 | VIRTIFSTATECHANGE); |
5e4914c3 | 2733 | } |
718e3744 | 2734 | /* Register OSPF2-MIB. */ |
2735 | void | |
2736 | ospf_snmp_init () | |
2737 | { | |
2738 | ospf_snmp_iflist = list_new (); | |
2739 | ospf_snmp_vl_table = route_table_init (); | |
c75105ab | 2740 | smux_init (om->master); |
718e3744 | 2741 | REGISTER_MIB("mibII/ospf", ospf_variables, variable, ospf_oid); |
718e3744 | 2742 | } |
2743 | #endif /* HAVE_SNMP */ |