1/*
2 * Copyright (c) 2001-2003
3 * Fraunhofer Institute for Open Communication Systems (FhG Fokus).
4 * All rights reserved.
5 *
6 * Author: Harti Brandt <harti@freebsd.org>
| 1/*
2 * Copyright (c) 2001-2003
3 * Fraunhofer Institute for Open Communication Systems (FhG Fokus).
4 * All rights reserved.
5 *
6 * Author: Harti Brandt <harti@freebsd.org>
|
7 *
| 7 *
8 * Copyright (c) 2010 The FreeBSD Foundation
9 * All rights reserved.
10 *
11 * Portions of this software were developed by Shteryana Sotirova Shopova
12 * under sponsorship from the FreeBSD Foundation.
13 *
|
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $Begemot: bsnmp/snmpd/trap.c,v 1.9 2005/10/04 11:21:39 brandt_h Exp $
30 *
31 * TrapSinkTable
32 */
33#include <sys/types.h>
34#include <sys/queue.h>
35#include <sys/sysctl.h>
36#include <sys/un.h>
| 14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 * notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the distribution.
22 *
23 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * $Begemot: bsnmp/snmpd/trap.c,v 1.9 2005/10/04 11:21:39 brandt_h Exp $
36 *
37 * TrapSinkTable
38 */
39#include <sys/types.h>
40#include <sys/queue.h>
41#include <sys/sysctl.h>
42#include <sys/un.h>
|
| 43#include <stdint.h>
|
37#include <stdio.h>
38#include <stdlib.h>
39#include <stdarg.h>
40#include <stdarg.h>
41#include <string.h>
42#include <ctype.h>
43#include <syslog.h>
44#include <unistd.h>
45#include <netinet/in.h>
46#include <arpa/inet.h>
47
48#include "snmpmod.h"
49#include "snmpd.h"
50#include "tree.h"
51#include "oid.h"
52
53struct trapsink_list trapsink_list = TAILQ_HEAD_INITIALIZER(trapsink_list);
54
| 44#include <stdio.h>
45#include <stdlib.h>
46#include <stdarg.h>
47#include <stdarg.h>
48#include <string.h>
49#include <ctype.h>
50#include <syslog.h>
51#include <unistd.h>
52#include <netinet/in.h>
53#include <arpa/inet.h>
54
55#include "snmpmod.h"
56#include "snmpd.h"
57#include "tree.h"
58#include "oid.h"
59
60struct trapsink_list trapsink_list = TAILQ_HEAD_INITIALIZER(trapsink_list);
61
|
| 62/* List of target addresses */
63struct target_addresslist target_addresslist =
64 SLIST_HEAD_INITIALIZER(target_addresslist);
65
66/* List of target parameters */
67struct target_paramlist target_paramlist =
68 SLIST_HEAD_INITIALIZER(target_paramlist);
69
70/* List of notification targets */
71struct target_notifylist target_notifylist =
72 SLIST_HEAD_INITIALIZER(target_notifylist);
73
|
55static const struct asn_oid oid_begemotTrapSinkTable =
56 OIDX_begemotTrapSinkTable;
57static const struct asn_oid oid_sysUpTime = OIDX_sysUpTime;
58static const struct asn_oid oid_snmpTrapOID = OIDX_snmpTrapOID;
59
60struct trapsink_dep {
61 struct snmp_dependency dep;
62 u_int set;
63 u_int status;
64 u_char comm[SNMP_COMMUNITY_MAXLEN + 1];
65 u_int version;
66 u_int rb;
67 u_int rb_status;
68 u_int rb_version;
69 u_char rb_comm[SNMP_COMMUNITY_MAXLEN + 1];
70};
71enum {
72 TDEP_STATUS = 0x0001,
73 TDEP_COMM = 0x0002,
74 TDEP_VERSION = 0x0004,
75
76 TDEP_CREATE = 0x0001,
77 TDEP_MODIFY = 0x0002,
78 TDEP_DESTROY = 0x0004,
79};
80
81static int
82trapsink_create(struct trapsink_dep *tdep)
83{
84 struct trapsink *t;
85 struct sockaddr_in sa;
86
87 if ((t = malloc(sizeof(*t))) == NULL)
88 return (SNMP_ERR_RES_UNAVAIL);
89
90 t->index = tdep->dep.idx;
91 t->status = TRAPSINK_NOT_READY;
92 t->comm[0] = '\0';
93 t->version = TRAPSINK_V2;
94
95 if ((t->socket = socket(PF_INET, SOCK_DGRAM, 0)) == -1) {
96 syslog(LOG_ERR, "socket(UDP): %m");
97 free(t);
98 return (SNMP_ERR_RES_UNAVAIL);
99 }
100 (void)shutdown(t->socket, SHUT_RD);
101
102 sa.sin_len = sizeof(sa);
103 sa.sin_family = AF_INET;
104 sa.sin_addr.s_addr = htonl((t->index.subs[0] << 24) |
105 (t->index.subs[1] << 16) | (t->index.subs[2] << 8) |
106 (t->index.subs[3] << 0));
107 sa.sin_port = htons(t->index.subs[4]);
108
109 if (connect(t->socket, (struct sockaddr *)&sa, sa.sin_len) == -1) {
110 syslog(LOG_ERR, "connect(%s,%u): %m",
111 inet_ntoa(sa.sin_addr), ntohs(sa.sin_port));
112 (void)close(t->socket);
113 free(t);
114 return (SNMP_ERR_GENERR);
115 }
116
117 if (tdep->set & TDEP_VERSION)
118 t->version = tdep->version;
119 if (tdep->set & TDEP_COMM)
120 strcpy(t->comm, tdep->comm);
121
122 if (t->comm[0] != '\0')
123 t->status = TRAPSINK_NOT_IN_SERVICE;
124
125 /* look whether we should activate */
126 if (tdep->status == 4) {
127 if (t->status == TRAPSINK_NOT_READY) {
128 if (t->socket != -1)
129 (void)close(t->socket);
130 free(t);
131 return (SNMP_ERR_INCONS_VALUE);
132 }
133 t->status = TRAPSINK_ACTIVE;
134 }
135
136 INSERT_OBJECT_OID(t, &trapsink_list);
137
138 tdep->rb |= TDEP_CREATE;
139
140 return (SNMP_ERR_NOERROR);
141}
142
143static void
144trapsink_free(struct trapsink *t)
145{
146 TAILQ_REMOVE(&trapsink_list, t, link);
147 if (t->socket != -1)
148 (void)close(t->socket);
149 free(t);
150}
151
152static int
153trapsink_modify(struct trapsink *t, struct trapsink_dep *tdep)
154{
155 tdep->rb_status = t->status;
156 tdep->rb_version = t->version;
157 strcpy(tdep->rb_comm, t->comm);
158
159 if (tdep->set & TDEP_STATUS) {
160 /* if we are active and should move to not_in_service do
161 * this first */
162 if (tdep->status == 2 && tdep->rb_status == TRAPSINK_ACTIVE) {
163 t->status = TRAPSINK_NOT_IN_SERVICE;
164 tdep->rb |= TDEP_MODIFY;
165 }
166 }
167
168 if (tdep->set & TDEP_VERSION)
169 t->version = tdep->version;
170 if (tdep->set & TDEP_COMM)
171 strcpy(t->comm, tdep->comm);
172
173 if (tdep->set & TDEP_STATUS) {
174 /* if we were inactive and should go active - do this now */
175 if (tdep->status == 1 && tdep->rb_status != TRAPSINK_ACTIVE) {
176 if (t->comm[0] == '\0') {
177 t->status = tdep->rb_status;
178 t->version = tdep->rb_version;
179 strcpy(t->comm, tdep->rb_comm);
180 return (SNMP_ERR_INCONS_VALUE);
181 }
182 t->status = TRAPSINK_ACTIVE;
183 tdep->rb |= TDEP_MODIFY;
184 }
185 }
186 return (SNMP_ERR_NOERROR);
187}
188
189static int
190trapsink_unmodify(struct trapsink *t, struct trapsink_dep *tdep)
191{
192 if (tdep->set & TDEP_STATUS)
193 t->status = tdep->rb_status;
194 if (tdep->set & TDEP_VERSION)
195 t->version = tdep->rb_version;
196 if (tdep->set & TDEP_COMM)
197 strcpy(t->comm, tdep->rb_comm);
198
199 return (SNMP_ERR_NOERROR);
200}
201
202static int
203trapsink_destroy(struct snmp_context *ctx __unused, struct trapsink *t,
204 struct trapsink_dep *tdep)
205{
206 t->status = TRAPSINK_DESTROY;
207 tdep->rb_status = t->status;
208 tdep->rb |= TDEP_DESTROY;
209 return (SNMP_ERR_NOERROR);
210}
211
212static int
213trapsink_undestroy(struct trapsink *t, struct trapsink_dep *tdep)
214{
215 t->status = tdep->rb_status;
216 return (SNMP_ERR_NOERROR);
217}
218
219static int
220trapsink_dep(struct snmp_context *ctx, struct snmp_dependency *dep,
221 enum snmp_depop op)
222{
223 struct trapsink_dep *tdep = (struct trapsink_dep *)dep;
224 struct trapsink *t;
225
226 t = FIND_OBJECT_OID(&trapsink_list, &dep->idx, 0);
227
228 switch (op) {
229
230 case SNMP_DEPOP_COMMIT:
231 if (tdep->set & TDEP_STATUS) {
232 switch (tdep->status) {
233
234 case 1:
235 case 2:
236 if (t == NULL)
237 return (SNMP_ERR_INCONS_VALUE);
238 return (trapsink_modify(t, tdep));
239
240 case 4:
241 case 5:
242 if (t != NULL)
243 return (SNMP_ERR_INCONS_VALUE);
244 return (trapsink_create(tdep));
245
246 case 6:
247 if (t == NULL)
248 return (SNMP_ERR_NOERROR);
249 return (trapsink_destroy(ctx, t, tdep));
250 }
251 } else if (tdep->set != 0)
252 return (trapsink_modify(t, tdep));
253
254 return (SNMP_ERR_NOERROR);
255
256 case SNMP_DEPOP_ROLLBACK:
257 if (tdep->rb & TDEP_CREATE) {
258 trapsink_free(t);
259 return (SNMP_ERR_NOERROR);
260 }
261 if (tdep->rb & TDEP_MODIFY)
262 return (trapsink_unmodify(t, tdep));
263 if(tdep->rb & TDEP_DESTROY)
264 return (trapsink_undestroy(t, tdep));
265 return (SNMP_ERR_NOERROR);
266
267 case SNMP_DEPOP_FINISH:
268 if ((tdep->rb & TDEP_DESTROY) && t != NULL &&
269 ctx->code == SNMP_RET_OK)
270 trapsink_free(t);
271 return (SNMP_ERR_NOERROR);
272 }
273 abort();
274}
275
276int
277op_trapsink(struct snmp_context *ctx, struct snmp_value *value,
278 u_int sub, u_int iidx, enum snmp_op op)
279{
280 struct trapsink *t;
281 u_char ipa[4];
282 int32_t port;
283 struct asn_oid idx;
284 struct trapsink_dep *tdep;
285 u_char *p;
286
287 t = NULL; /* gcc */
288
289 switch (op) {
290
291 case SNMP_OP_GETNEXT:
292 if ((t = NEXT_OBJECT_OID(&trapsink_list, &value->var, sub)) == NULL)
293 return (SNMP_ERR_NOSUCHNAME);
294 index_append(&value->var, sub, &t->index);
295 break;
296
297 case SNMP_OP_GET:
298 if ((t = FIND_OBJECT_OID(&trapsink_list, &value->var, sub)) == NULL)
299 return (SNMP_ERR_NOSUCHNAME);
300 break;
301
302 case SNMP_OP_SET:
303 if (index_decode(&value->var, sub, iidx, ipa, &port) ||
304 port == 0 || port > 65535)
305 return (SNMP_ERR_NO_CREATION);
306 t = FIND_OBJECT_OID(&trapsink_list, &value->var, sub);
307
308 asn_slice_oid(&idx, &value->var, sub, value->var.len);
309
310 tdep = (struct trapsink_dep *)snmp_dep_lookup(ctx,
311 &oid_begemotTrapSinkTable, &idx,
312 sizeof(*tdep), trapsink_dep);
313 if (tdep == NULL)
314 return (SNMP_ERR_RES_UNAVAIL);
315
316 switch (value->var.subs[sub - 1]) {
317
318 case LEAF_begemotTrapSinkStatus:
319 if (tdep->set & TDEP_STATUS)
320 return (SNMP_ERR_INCONS_VALUE);
321 switch (value->v.integer) {
322
323 case 1:
324 case 2:
325 if (t == NULL)
326 return (SNMP_ERR_INCONS_VALUE);
327 break;
328
329 case 4:
330 case 5:
331 if (t != NULL)
332 return (SNMP_ERR_INCONS_VALUE);
333 break;
334
335 case 6:
336 break;
337
338 default:
339 return (SNMP_ERR_WRONG_VALUE);
340 }
341 tdep->status = value->v.integer;
342 tdep->set |= TDEP_STATUS;
343 return (SNMP_ERR_NOERROR);
344
345 case LEAF_begemotTrapSinkComm:
346 if (tdep->set & TDEP_COMM)
347 return (SNMP_ERR_INCONS_VALUE);
348 if (value->v.octetstring.len == 0 ||
349 value->v.octetstring.len > SNMP_COMMUNITY_MAXLEN)
350 return (SNMP_ERR_WRONG_VALUE);
351 for (p = value->v.octetstring.octets;
352 p < value->v.octetstring.octets + value->v.octetstring.len;
353 p++) {
354 if (!isascii(*p) || !isprint(*p))
355 return (SNMP_ERR_WRONG_VALUE);
356 }
357 tdep->set |= TDEP_COMM;
358 strncpy(tdep->comm, value->v.octetstring.octets,
359 value->v.octetstring.len);
360 tdep->comm[value->v.octetstring.len] = '\0';
361 return (SNMP_ERR_NOERROR);
362
363 case LEAF_begemotTrapSinkVersion:
364 if (tdep->set & TDEP_VERSION)
365 return (SNMP_ERR_INCONS_VALUE);
366 if (value->v.integer != TRAPSINK_V1 &&
367 value->v.integer != TRAPSINK_V2)
368 return (SNMP_ERR_WRONG_VALUE);
369 tdep->version = value->v.integer;
370 tdep->set |= TDEP_VERSION;
371 return (SNMP_ERR_NOERROR);
372 }
373 if (t == NULL)
374 return (SNMP_ERR_INCONS_NAME);
375 else
376 return (SNMP_ERR_NOT_WRITEABLE);
377
378
379 case SNMP_OP_ROLLBACK:
380 case SNMP_OP_COMMIT:
381 return (SNMP_ERR_NOERROR);
382 }
383
384 switch (value->var.subs[sub - 1]) {
385
386 case LEAF_begemotTrapSinkStatus:
387 value->v.integer = t->status;
388 break;
389
390 case LEAF_begemotTrapSinkComm:
391 return (string_get(value, t->comm, -1));
392
393 case LEAF_begemotTrapSinkVersion:
394 value->v.integer = t->version;
395 break;
396
397 }
398 return (SNMP_ERR_NOERROR);
399}
400
| 74static const struct asn_oid oid_begemotTrapSinkTable =
75 OIDX_begemotTrapSinkTable;
76static const struct asn_oid oid_sysUpTime = OIDX_sysUpTime;
77static const struct asn_oid oid_snmpTrapOID = OIDX_snmpTrapOID;
78
79struct trapsink_dep {
80 struct snmp_dependency dep;
81 u_int set;
82 u_int status;
83 u_char comm[SNMP_COMMUNITY_MAXLEN + 1];
84 u_int version;
85 u_int rb;
86 u_int rb_status;
87 u_int rb_version;
88 u_char rb_comm[SNMP_COMMUNITY_MAXLEN + 1];
89};
90enum {
91 TDEP_STATUS = 0x0001,
92 TDEP_COMM = 0x0002,
93 TDEP_VERSION = 0x0004,
94
95 TDEP_CREATE = 0x0001,
96 TDEP_MODIFY = 0x0002,
97 TDEP_DESTROY = 0x0004,
98};
99
100static int
101trapsink_create(struct trapsink_dep *tdep)
102{
103 struct trapsink *t;
104 struct sockaddr_in sa;
105
106 if ((t = malloc(sizeof(*t))) == NULL)
107 return (SNMP_ERR_RES_UNAVAIL);
108
109 t->index = tdep->dep.idx;
110 t->status = TRAPSINK_NOT_READY;
111 t->comm[0] = '\0';
112 t->version = TRAPSINK_V2;
113
114 if ((t->socket = socket(PF_INET, SOCK_DGRAM, 0)) == -1) {
115 syslog(LOG_ERR, "socket(UDP): %m");
116 free(t);
117 return (SNMP_ERR_RES_UNAVAIL);
118 }
119 (void)shutdown(t->socket, SHUT_RD);
120
121 sa.sin_len = sizeof(sa);
122 sa.sin_family = AF_INET;
123 sa.sin_addr.s_addr = htonl((t->index.subs[0] << 24) |
124 (t->index.subs[1] << 16) | (t->index.subs[2] << 8) |
125 (t->index.subs[3] << 0));
126 sa.sin_port = htons(t->index.subs[4]);
127
128 if (connect(t->socket, (struct sockaddr *)&sa, sa.sin_len) == -1) {
129 syslog(LOG_ERR, "connect(%s,%u): %m",
130 inet_ntoa(sa.sin_addr), ntohs(sa.sin_port));
131 (void)close(t->socket);
132 free(t);
133 return (SNMP_ERR_GENERR);
134 }
135
136 if (tdep->set & TDEP_VERSION)
137 t->version = tdep->version;
138 if (tdep->set & TDEP_COMM)
139 strcpy(t->comm, tdep->comm);
140
141 if (t->comm[0] != '\0')
142 t->status = TRAPSINK_NOT_IN_SERVICE;
143
144 /* look whether we should activate */
145 if (tdep->status == 4) {
146 if (t->status == TRAPSINK_NOT_READY) {
147 if (t->socket != -1)
148 (void)close(t->socket);
149 free(t);
150 return (SNMP_ERR_INCONS_VALUE);
151 }
152 t->status = TRAPSINK_ACTIVE;
153 }
154
155 INSERT_OBJECT_OID(t, &trapsink_list);
156
157 tdep->rb |= TDEP_CREATE;
158
159 return (SNMP_ERR_NOERROR);
160}
161
162static void
163trapsink_free(struct trapsink *t)
164{
165 TAILQ_REMOVE(&trapsink_list, t, link);
166 if (t->socket != -1)
167 (void)close(t->socket);
168 free(t);
169}
170
171static int
172trapsink_modify(struct trapsink *t, struct trapsink_dep *tdep)
173{
174 tdep->rb_status = t->status;
175 tdep->rb_version = t->version;
176 strcpy(tdep->rb_comm, t->comm);
177
178 if (tdep->set & TDEP_STATUS) {
179 /* if we are active and should move to not_in_service do
180 * this first */
181 if (tdep->status == 2 && tdep->rb_status == TRAPSINK_ACTIVE) {
182 t->status = TRAPSINK_NOT_IN_SERVICE;
183 tdep->rb |= TDEP_MODIFY;
184 }
185 }
186
187 if (tdep->set & TDEP_VERSION)
188 t->version = tdep->version;
189 if (tdep->set & TDEP_COMM)
190 strcpy(t->comm, tdep->comm);
191
192 if (tdep->set & TDEP_STATUS) {
193 /* if we were inactive and should go active - do this now */
194 if (tdep->status == 1 && tdep->rb_status != TRAPSINK_ACTIVE) {
195 if (t->comm[0] == '\0') {
196 t->status = tdep->rb_status;
197 t->version = tdep->rb_version;
198 strcpy(t->comm, tdep->rb_comm);
199 return (SNMP_ERR_INCONS_VALUE);
200 }
201 t->status = TRAPSINK_ACTIVE;
202 tdep->rb |= TDEP_MODIFY;
203 }
204 }
205 return (SNMP_ERR_NOERROR);
206}
207
208static int
209trapsink_unmodify(struct trapsink *t, struct trapsink_dep *tdep)
210{
211 if (tdep->set & TDEP_STATUS)
212 t->status = tdep->rb_status;
213 if (tdep->set & TDEP_VERSION)
214 t->version = tdep->rb_version;
215 if (tdep->set & TDEP_COMM)
216 strcpy(t->comm, tdep->rb_comm);
217
218 return (SNMP_ERR_NOERROR);
219}
220
221static int
222trapsink_destroy(struct snmp_context *ctx __unused, struct trapsink *t,
223 struct trapsink_dep *tdep)
224{
225 t->status = TRAPSINK_DESTROY;
226 tdep->rb_status = t->status;
227 tdep->rb |= TDEP_DESTROY;
228 return (SNMP_ERR_NOERROR);
229}
230
231static int
232trapsink_undestroy(struct trapsink *t, struct trapsink_dep *tdep)
233{
234 t->status = tdep->rb_status;
235 return (SNMP_ERR_NOERROR);
236}
237
238static int
239trapsink_dep(struct snmp_context *ctx, struct snmp_dependency *dep,
240 enum snmp_depop op)
241{
242 struct trapsink_dep *tdep = (struct trapsink_dep *)dep;
243 struct trapsink *t;
244
245 t = FIND_OBJECT_OID(&trapsink_list, &dep->idx, 0);
246
247 switch (op) {
248
249 case SNMP_DEPOP_COMMIT:
250 if (tdep->set & TDEP_STATUS) {
251 switch (tdep->status) {
252
253 case 1:
254 case 2:
255 if (t == NULL)
256 return (SNMP_ERR_INCONS_VALUE);
257 return (trapsink_modify(t, tdep));
258
259 case 4:
260 case 5:
261 if (t != NULL)
262 return (SNMP_ERR_INCONS_VALUE);
263 return (trapsink_create(tdep));
264
265 case 6:
266 if (t == NULL)
267 return (SNMP_ERR_NOERROR);
268 return (trapsink_destroy(ctx, t, tdep));
269 }
270 } else if (tdep->set != 0)
271 return (trapsink_modify(t, tdep));
272
273 return (SNMP_ERR_NOERROR);
274
275 case SNMP_DEPOP_ROLLBACK:
276 if (tdep->rb & TDEP_CREATE) {
277 trapsink_free(t);
278 return (SNMP_ERR_NOERROR);
279 }
280 if (tdep->rb & TDEP_MODIFY)
281 return (trapsink_unmodify(t, tdep));
282 if(tdep->rb & TDEP_DESTROY)
283 return (trapsink_undestroy(t, tdep));
284 return (SNMP_ERR_NOERROR);
285
286 case SNMP_DEPOP_FINISH:
287 if ((tdep->rb & TDEP_DESTROY) && t != NULL &&
288 ctx->code == SNMP_RET_OK)
289 trapsink_free(t);
290 return (SNMP_ERR_NOERROR);
291 }
292 abort();
293}
294
295int
296op_trapsink(struct snmp_context *ctx, struct snmp_value *value,
297 u_int sub, u_int iidx, enum snmp_op op)
298{
299 struct trapsink *t;
300 u_char ipa[4];
301 int32_t port;
302 struct asn_oid idx;
303 struct trapsink_dep *tdep;
304 u_char *p;
305
306 t = NULL; /* gcc */
307
308 switch (op) {
309
310 case SNMP_OP_GETNEXT:
311 if ((t = NEXT_OBJECT_OID(&trapsink_list, &value->var, sub)) == NULL)
312 return (SNMP_ERR_NOSUCHNAME);
313 index_append(&value->var, sub, &t->index);
314 break;
315
316 case SNMP_OP_GET:
317 if ((t = FIND_OBJECT_OID(&trapsink_list, &value->var, sub)) == NULL)
318 return (SNMP_ERR_NOSUCHNAME);
319 break;
320
321 case SNMP_OP_SET:
322 if (index_decode(&value->var, sub, iidx, ipa, &port) ||
323 port == 0 || port > 65535)
324 return (SNMP_ERR_NO_CREATION);
325 t = FIND_OBJECT_OID(&trapsink_list, &value->var, sub);
326
327 asn_slice_oid(&idx, &value->var, sub, value->var.len);
328
329 tdep = (struct trapsink_dep *)snmp_dep_lookup(ctx,
330 &oid_begemotTrapSinkTable, &idx,
331 sizeof(*tdep), trapsink_dep);
332 if (tdep == NULL)
333 return (SNMP_ERR_RES_UNAVAIL);
334
335 switch (value->var.subs[sub - 1]) {
336
337 case LEAF_begemotTrapSinkStatus:
338 if (tdep->set & TDEP_STATUS)
339 return (SNMP_ERR_INCONS_VALUE);
340 switch (value->v.integer) {
341
342 case 1:
343 case 2:
344 if (t == NULL)
345 return (SNMP_ERR_INCONS_VALUE);
346 break;
347
348 case 4:
349 case 5:
350 if (t != NULL)
351 return (SNMP_ERR_INCONS_VALUE);
352 break;
353
354 case 6:
355 break;
356
357 default:
358 return (SNMP_ERR_WRONG_VALUE);
359 }
360 tdep->status = value->v.integer;
361 tdep->set |= TDEP_STATUS;
362 return (SNMP_ERR_NOERROR);
363
364 case LEAF_begemotTrapSinkComm:
365 if (tdep->set & TDEP_COMM)
366 return (SNMP_ERR_INCONS_VALUE);
367 if (value->v.octetstring.len == 0 ||
368 value->v.octetstring.len > SNMP_COMMUNITY_MAXLEN)
369 return (SNMP_ERR_WRONG_VALUE);
370 for (p = value->v.octetstring.octets;
371 p < value->v.octetstring.octets + value->v.octetstring.len;
372 p++) {
373 if (!isascii(*p) || !isprint(*p))
374 return (SNMP_ERR_WRONG_VALUE);
375 }
376 tdep->set |= TDEP_COMM;
377 strncpy(tdep->comm, value->v.octetstring.octets,
378 value->v.octetstring.len);
379 tdep->comm[value->v.octetstring.len] = '\0';
380 return (SNMP_ERR_NOERROR);
381
382 case LEAF_begemotTrapSinkVersion:
383 if (tdep->set & TDEP_VERSION)
384 return (SNMP_ERR_INCONS_VALUE);
385 if (value->v.integer != TRAPSINK_V1 &&
386 value->v.integer != TRAPSINK_V2)
387 return (SNMP_ERR_WRONG_VALUE);
388 tdep->version = value->v.integer;
389 tdep->set |= TDEP_VERSION;
390 return (SNMP_ERR_NOERROR);
391 }
392 if (t == NULL)
393 return (SNMP_ERR_INCONS_NAME);
394 else
395 return (SNMP_ERR_NOT_WRITEABLE);
396
397
398 case SNMP_OP_ROLLBACK:
399 case SNMP_OP_COMMIT:
400 return (SNMP_ERR_NOERROR);
401 }
402
403 switch (value->var.subs[sub - 1]) {
404
405 case LEAF_begemotTrapSinkStatus:
406 value->v.integer = t->status;
407 break;
408
409 case LEAF_begemotTrapSinkComm:
410 return (string_get(value, t->comm, -1));
411
412 case LEAF_begemotTrapSinkVersion:
413 value->v.integer = t->version;
414 break;
415
416 }
417 return (SNMP_ERR_NOERROR);
418}
419
|
| 420static void
421snmp_create_v1_trap(struct snmp_pdu *pdu, char *com,
422 const struct asn_oid *trap_oid)
423{
424 memset(pdu, 0, sizeof(*pdu));
425 strcpy(pdu->community, com);
426
427 pdu->version = SNMP_V1;
428 pdu->type = SNMP_PDU_TRAP;
429 pdu->enterprise = systemg.object_id;
430 memcpy(pdu->agent_addr, snmpd.trap1addr, 4);
431 pdu->generic_trap = trap_oid->subs[trap_oid->len - 1] - 1;
432 pdu->specific_trap = 0;
433 pdu->time_stamp = get_ticks() - start_tick;
434 pdu->nbindings = 0;
435}
436
437static void
438snmp_create_v2_trap(struct snmp_pdu *pdu, char *com,
439 const struct asn_oid *trap_oid)
440{
441 memset(pdu, 0, sizeof(*pdu));
442 strcpy(pdu->community, com);
443
444 pdu->version = SNMP_V2c;
445 pdu->type = SNMP_PDU_TRAP2;
446 pdu->request_id = reqid_next(trap_reqid);
447 pdu->error_index = 0;
448 pdu->error_status = SNMP_ERR_NOERROR;
449
450 pdu->bindings[0].var = oid_sysUpTime;
451 pdu->bindings[0].var.subs[pdu->bindings[0].var.len++] = 0;
452 pdu->bindings[0].syntax = SNMP_SYNTAX_TIMETICKS;
453 pdu->bindings[0].v.uint32 = get_ticks() - start_tick;
454
455 pdu->bindings[1].var = oid_snmpTrapOID;
456 pdu->bindings[1].var.subs[pdu->bindings[1].var.len++] = 0;
457 pdu->bindings[1].syntax = SNMP_SYNTAX_OID;
458 pdu->bindings[1].v.oid = *trap_oid;
459
460 pdu->nbindings = 2;
461}
462
463static void
464snmp_create_v3_trap(struct snmp_pdu *pdu, struct target_param *target,
465 const struct asn_oid *trap_oid)
466{
467 uint64_t etime;
468 struct usm_user *usmuser;
469
470 memset(pdu, 0, sizeof(*pdu));
471
472 pdu->version = SNMP_V3;
473 pdu->type = SNMP_PDU_TRAP2;
474 pdu->request_id = reqid_next(trap_reqid);
475 pdu->error_index = 0;
476 pdu->error_status = SNMP_ERR_NOERROR;
477
478 pdu->bindings[0].var = oid_sysUpTime;
479 pdu->bindings[0].var.subs[pdu->bindings[0].var.len++] = 0;
480 pdu->bindings[0].syntax = SNMP_SYNTAX_TIMETICKS;
481 pdu->bindings[0].v.uint32 = get_ticks() - start_tick;
482
483 pdu->bindings[1].var = oid_snmpTrapOID;
484 pdu->bindings[1].var.subs[pdu->bindings[1].var.len++] = 0;
485 pdu->bindings[1].syntax = SNMP_SYNTAX_OID;
486 pdu->bindings[1].v.oid = *trap_oid;
487
488 pdu->nbindings = 2;
489
490 etime = (get_ticks() - start_tick) / 100ULL;
491 if (etime < INT32_MAX)
492 snmpd_engine.engine_time = etime;
493 else {
494 start_tick = get_ticks();
495 set_snmpd_engine();
496 snmpd_engine.engine_time = start_tick;
497 }
498
499 memcpy(pdu->engine.engine_id, snmpd_engine.engine_id,
500 snmpd_engine.engine_len);
501 pdu->engine.engine_len = snmpd_engine.engine_len;
502 pdu->engine.engine_boots = snmpd_engine.engine_boots;
503 pdu->engine.engine_time = snmpd_engine.engine_time;
504 pdu->engine.max_msg_size = snmpd_engine.max_msg_size;
505 strlcpy(pdu->user.sec_name, target->secname,
506 sizeof(pdu->user.sec_name));
507 pdu->security_model = target->sec_model;
508
509 pdu->context_engine_len = snmpd_engine.engine_len;
510 memcpy(pdu->context_engine, snmpd_engine.engine_id,
511 snmpd_engine.engine_len);
512
513 if (target->sec_model == SNMP_SECMODEL_USM &&
514 target->sec_level != SNMP_noAuthNoPriv) {
515 usmuser = usm_find_user(pdu->engine.engine_id,
516 pdu->engine.engine_len, pdu->user.sec_name);
517 if (usmuser != NULL) {
518 pdu->user.auth_proto = usmuser->suser.auth_proto;
519 pdu->user.priv_proto = usmuser->suser.priv_proto;
520 memcpy(pdu->user.auth_key, usmuser->suser.auth_key,
521 sizeof(pdu->user.auth_key));
522 memcpy(pdu->user.priv_key, usmuser->suser.priv_key,
523 sizeof(pdu->user.priv_key));
524 }
525 snmp_pdu_init_secparams(pdu);
526 }
527}
528
|
401void
402snmp_send_trap(const struct asn_oid *trap_oid, ...)
403{
404 struct snmp_pdu pdu;
405 struct trapsink *t;
406 const struct snmp_value *v;
| 529void
530snmp_send_trap(const struct asn_oid *trap_oid, ...)
531{
532 struct snmp_pdu pdu;
533 struct trapsink *t;
534 const struct snmp_value *v;
|
| 535 struct target_notify *n;
536 struct target_address *ta;
537 struct target_param *tp;
538
|
407 va_list ap;
408 u_char *sndbuf;
| 539 va_list ap;
540 u_char *sndbuf;
|
| 541 char *tag;
|
409 size_t sndlen;
410 ssize_t len;
| 542 size_t sndlen;
543 ssize_t len;
|
| 544 int32_t ip;
|
411
412 TAILQ_FOREACH(t, &trapsink_list, link) {
413 if (t->status != TRAPSINK_ACTIVE)
414 continue;
| 545
546 TAILQ_FOREACH(t, &trapsink_list, link) {
547 if (t->status != TRAPSINK_ACTIVE)
548 continue;
|
415 memset(&pdu, 0, sizeof(pdu));
416 strcpy(pdu.community, t->comm);
417 if (t->version == TRAPSINK_V1) {
418 pdu.version = SNMP_V1;
419 pdu.type = SNMP_PDU_TRAP;
420 pdu.enterprise = systemg.object_id;
421 memcpy(pdu.agent_addr, snmpd.trap1addr, 4);
422 pdu.generic_trap = trap_oid->subs[trap_oid->len - 1] - 1;
423 pdu.specific_trap = 0;
424 pdu.time_stamp = get_ticks() - start_tick;
| 549
550 if (t->version == TRAPSINK_V1)
551 snmp_create_v1_trap(&pdu, t->comm, trap_oid);
552 else
553 snmp_create_v2_trap(&pdu, t->comm, trap_oid);
|
425
| 554
|
426 pdu.nbindings = 0;
427 } else {
428 pdu.version = SNMP_V2c;
429 pdu.type = SNMP_PDU_TRAP2;
430 pdu.request_id = reqid_next(trap_reqid);
431 pdu.error_index = 0;
432 pdu.error_status = SNMP_ERR_NOERROR;
| 555 va_start(ap, trap_oid);
556 while ((v = va_arg(ap, const struct snmp_value *)) != NULL)
557 pdu.bindings[pdu.nbindings++] = *v;
558 va_end(ap);
|
433
| 559
|
434 pdu.bindings[0].var = oid_sysUpTime;
435 pdu.bindings[0].var.subs[pdu.bindings[0].var.len++] = 0;
436 pdu.bindings[0].syntax = SNMP_SYNTAX_TIMETICKS;
437 pdu.bindings[0].v.uint32 = get_ticks() - start_tick;
| 560 if (snmp_pdu_auth_access(&pdu, &ip) != SNMP_CODE_OK) {
561 syslog(LOG_DEBUG, "send trap to %s failed: no access",
562 t->comm);
563 continue;
564 }
|
438
| 565
|
439 pdu.bindings[1].var = oid_snmpTrapOID;
440 pdu.bindings[1].var.subs[pdu.bindings[1].var.len++] = 0;
441 pdu.bindings[1].syntax = SNMP_SYNTAX_OID;
442 pdu.bindings[1].v.oid = *trap_oid;
| 566 if ((sndbuf = buf_alloc(1)) == NULL) {
567 syslog(LOG_ERR, "trap send buffer: %m");
568 return;
569 }
|
443
| 570
|
444 pdu.nbindings = 2;
| 571 snmp_output(&pdu, sndbuf, &sndlen, "TRAP");
572
573 if ((len = send(t->socket, sndbuf, sndlen, 0)) == -1)
574 syslog(LOG_ERR, "send: %m");
575 else if ((size_t)len != sndlen)
576 syslog(LOG_ERR, "send: short write %zu/%zu",
577 sndlen, (size_t)len);
578
579 free(sndbuf);
580 }
581
582 SLIST_FOREACH(n, &target_notifylist, tn) {
583 if (n->status != RowStatus_active || n->taglist[0] == '\0')
584 continue;
585
586 SLIST_FOREACH(ta, &target_addresslist, ta)
587 if ((tag = strstr(ta->taglist, n->taglist)) != NULL &&
588 (tag[strlen(n->taglist)] == ' ' ||
589 tag[strlen(n->taglist)] == '\0' ||
590 tag[strlen(n->taglist)] == '\t' ||
591 tag[strlen(n->taglist)] == '\r' ||
592 tag[strlen(n->taglist)] == '\n') &&
593 ta->status == RowStatus_active)
594 break;
595 if (ta == NULL)
596 continue;
597
598 SLIST_FOREACH(tp, &target_paramlist, tp)
599 if (strcmp(tp->name, ta->paramname) == 0 &&
600 tp->status == 1)
601 break;
602 if (tp == NULL)
603 continue;
604
605 switch (tp->mpmodel) {
606 case SNMP_MPM_SNMP_V1:
607 snmp_create_v1_trap(&pdu, tp->secname, trap_oid);
608 break;
609
610 case SNMP_MPM_SNMP_V2c:
611 snmp_create_v2_trap(&pdu, tp->secname, trap_oid);
612 break;
613
614 case SNMP_MPM_SNMP_V3:
615 snmp_create_v3_trap(&pdu, tp, trap_oid);
616 break;
617
618 default:
619 continue;
|
445 }
446
447 va_start(ap, trap_oid);
448 while ((v = va_arg(ap, const struct snmp_value *)) != NULL)
449 pdu.bindings[pdu.nbindings++] = *v;
450 va_end(ap);
451
| 620 }
621
622 va_start(ap, trap_oid);
623 while ((v = va_arg(ap, const struct snmp_value *)) != NULL)
624 pdu.bindings[pdu.nbindings++] = *v;
625 va_end(ap);
626
|
| 627 if (snmp_pdu_auth_access(&pdu, &ip) != SNMP_CODE_OK) {
628 syslog(LOG_DEBUG, "send trap to %s failed: no access",
629 t->comm);
630 continue;
631 }
632
|
452 if ((sndbuf = buf_alloc(1)) == NULL) {
453 syslog(LOG_ERR, "trap send buffer: %m");
454 return;
455 }
456
457 snmp_output(&pdu, sndbuf, &sndlen, "TRAP");
458
| 633 if ((sndbuf = buf_alloc(1)) == NULL) {
634 syslog(LOG_ERR, "trap send buffer: %m");
635 return;
636 }
637
638 snmp_output(&pdu, sndbuf, &sndlen, "TRAP");
639
|
459 if ((len = send(t->socket, sndbuf, sndlen, 0)) == -1)
| 640 if ((len = send(ta->socket, sndbuf, sndlen, 0)) == -1)
|
460 syslog(LOG_ERR, "send: %m");
461 else if ((size_t)len != sndlen)
462 syslog(LOG_ERR, "send: short write %zu/%zu",
463 sndlen, (size_t)len);
464
465 free(sndbuf);
466 }
467}
| 641 syslog(LOG_ERR, "send: %m");
642 else if ((size_t)len != sndlen)
643 syslog(LOG_ERR, "send: short write %zu/%zu",
644 sndlen, (size_t)len);
645
646 free(sndbuf);
647 }
648}
|
| 649
650/*
651 * RFC 3413 SNMP Management Target MIB
652 */
653struct snmpd_target_stats *
654bsnmpd_get_target_stats(void)
655{
656 return (&snmpd_target_stats);
657}
658
659struct target_address *
660target_first_address(void)
661{
662 return (SLIST_FIRST(&target_addresslist));
663}
664
665struct target_address *
666target_next_address(struct target_address *addrs)
667{
668 if (addrs == NULL)
669 return (NULL);
670
671 return (SLIST_NEXT(addrs, ta));
672}
673
674struct target_address *
675target_new_address(char *aname)
676{
677 int cmp;
678 struct target_address *addrs, *temp, *prev;
679
680 SLIST_FOREACH(addrs, &target_addresslist, ta)
681 if (strcmp(aname, addrs->name) == 0)
682 return (NULL);
683
684 if ((addrs = (struct target_address *)malloc(sizeof(*addrs))) == NULL)
685 return (NULL);
686
687 memset(addrs, 0, sizeof(*addrs));
688 strlcpy(addrs->name, aname, sizeof(addrs->name));
689 addrs->timeout = 150;
690 addrs->retry = 3; /* XXX */
691
692 if ((prev = SLIST_FIRST(&target_addresslist)) == NULL ||
693 strcmp(aname, prev->name) < 0) {
694 SLIST_INSERT_HEAD(&target_addresslist, addrs, ta);
695 return (addrs);
696 }
697
698 SLIST_FOREACH(temp, &target_addresslist, ta) {
699 if ((cmp = strcmp(aname, temp->name)) <= 0)
700 break;
701 prev = temp;
702 }
703
704 if (temp == NULL || cmp < 0)
705 SLIST_INSERT_AFTER(prev, addrs, ta);
706 else if (cmp > 0)
707 SLIST_INSERT_AFTER(temp, addrs, ta);
708 else {
709 syslog(LOG_ERR, "Target address %s exists", addrs->name);
710 free(addrs);
711 return (NULL);
712 }
713
714 return (addrs);
715}
716
717int
718target_activate_address(struct target_address *addrs)
719{
720 struct sockaddr_in sa;
721
722 if ((addrs->socket = socket(PF_INET, SOCK_DGRAM, 0)) == -1) {
723 syslog(LOG_ERR, "socket(UDP): %m");
724 return (SNMP_ERR_RES_UNAVAIL);
725 }
726
727 (void)shutdown(addrs->socket, SHUT_RD);
728 sa.sin_len = sizeof(sa);
729 sa.sin_family = AF_INET;
730
731 sa.sin_addr.s_addr = htonl((addrs->address[0] << 24) |
732 (addrs->address[1] << 16) | (addrs->address[2] << 8) |
733 (addrs->address[3] << 0));
734 sa.sin_port = htons(addrs->address[4]) << 8 |
735 htons(addrs->address[5]) << 0;
736
737 if (connect(addrs->socket, (struct sockaddr *)&sa, sa.sin_len) == -1) {
738 syslog(LOG_ERR, "connect(%s,%u): %m",
739 inet_ntoa(sa.sin_addr), ntohs(sa.sin_port));
740 (void)close(addrs->socket);
741 return (SNMP_ERR_GENERR);
742 }
743
744 addrs->status = RowStatus_active;
745
746 return (SNMP_ERR_NOERROR);
747}
748
749int
750target_delete_address(struct target_address *addrs)
751{
752 SLIST_REMOVE(&target_addresslist, addrs, target_address, ta);
753 if (addrs->status == RowStatus_active)
754 close(addrs->socket);
755 free(addrs);
756
757 return (0);
758}
759
760struct target_param *
761target_first_param(void)
762{
763 return (SLIST_FIRST(&target_paramlist));
764}
765
766struct target_param *
767target_next_param(struct target_param *param)
768{
769 if (param == NULL)
770 return (NULL);
771
772 return (SLIST_NEXT(param, tp));
773}
774
775struct target_param *
776target_new_param(char *pname)
777{
778 int cmp;
779 struct target_param *param, *temp, *prev;
780
781 SLIST_FOREACH(param, &target_paramlist, tp)
782 if (strcmp(pname, param->name) == 0)
783 return (NULL);
784
785 if ((param = (struct target_param *)malloc(sizeof(*param))) == NULL)
786 return (NULL);
787
788 memset(param, 0, sizeof(*param));
789 strlcpy(param->name, pname, sizeof(param->name));
790
791 if ((prev = SLIST_FIRST(&target_paramlist)) == NULL ||
792 strcmp(pname, prev->name) < 0) {
793 SLIST_INSERT_HEAD(&target_paramlist, param, tp);
794 return (param);
795 }
796
797 SLIST_FOREACH(temp, &target_paramlist, tp) {
798 if ((cmp = strcmp(pname, temp->name)) <= 0)
799 break;
800 prev = temp;
801 }
802
803 if (temp == NULL || cmp < 0)
804 SLIST_INSERT_AFTER(prev, param, tp);
805 else if (cmp > 0)
806 SLIST_INSERT_AFTER(temp, param, tp);
807 else {
808 syslog(LOG_ERR, "Target parameter %s exists", param->name);
809 free(param);
810 return (NULL);
811 }
812
813 return (param);
814}
815
816int
817target_delete_param(struct target_param *param)
818{
819 SLIST_REMOVE(&target_paramlist, param, target_param, tp);
820 free(param);
821
822 return (0);
823}
824
825struct target_notify *
826target_first_notify(void)
827{
828 return (SLIST_FIRST(&target_notifylist));
829}
830
831struct target_notify *
832target_next_notify(struct target_notify *notify)
833{
834 if (notify == NULL)
835 return (NULL);
836
837 return (SLIST_NEXT(notify, tn));
838}
839
840struct target_notify *
841target_new_notify(char *nname)
842{
843 int cmp;
844 struct target_notify *notify, *temp, *prev;
845
846 SLIST_FOREACH(notify, &target_notifylist, tn)
847 if (strcmp(nname, notify->name) == 0)
848 return (NULL);
849
850 if ((notify = (struct target_notify *)malloc(sizeof(*notify))) == NULL)
851 return (NULL);
852
853 memset(notify, 0, sizeof(*notify));
854 strlcpy(notify->name, nname, sizeof(notify->name));
855
856 if ((prev = SLIST_FIRST(&target_notifylist)) == NULL ||
857 strcmp(nname, prev->name) < 0) {
858 SLIST_INSERT_HEAD(&target_notifylist, notify, tn);
859 return (notify);
860 }
861
862 SLIST_FOREACH(temp, &target_notifylist, tn) {
863 if ((cmp = strcmp(nname, temp->name)) <= 0)
864 break;
865 prev = temp;
866 }
867
868 if (temp == NULL || cmp < 0)
869 SLIST_INSERT_AFTER(prev, notify, tn);
870 else if (cmp > 0)
871 SLIST_INSERT_AFTER(temp, notify, tn);
872 else {
873 syslog(LOG_ERR, "Notification target %s exists", notify->name);
874 free(notify);
875 return (NULL);
876 }
877
878 return (notify);
879}
880
881int
882target_delete_notify(struct target_notify *notify)
883{
884 SLIST_REMOVE(&target_notifylist, notify, target_notify, tn);
885 free(notify);
886
887 return (0);
888}
889
890void
891target_flush_all(void)
892{
893 struct target_address *addrs;
894 struct target_param *param;
895 struct target_notify *notify;
896
897 while ((addrs = SLIST_FIRST(&target_addresslist)) != NULL) {
898 SLIST_REMOVE_HEAD(&target_addresslist, ta);
899 if (addrs->status == RowStatus_active)
900 close(addrs->socket);
901 free(addrs);
902 }
903 SLIST_INIT(&target_addresslist);
904
905 while ((param = SLIST_FIRST(&target_paramlist)) != NULL) {
906 SLIST_REMOVE_HEAD(&target_paramlist, tp);
907 free(param);
908 }
909 SLIST_INIT(&target_paramlist);
910
911 while ((notify = SLIST_FIRST(&target_notifylist)) != NULL) {
912 SLIST_REMOVE_HEAD(&target_notifylist, tn);
913 free(notify);
914 }
915 SLIST_INIT(&target_notifylist);
916}
|
| |