Annotation of embedaddon/strongswan/src/libcharon/plugins/load_tester/load_tester_config.c, revision 1.1.1.1
1.1 misho 1: /*
2: * Copyright (C) 2008 Martin Willi
3: * HSR Hochschule fuer Technik Rapperswil
4: *
5: * This program is free software; you can redistribute it and/or modify it
6: * under the terms of the GNU General Public License as published by the
7: * Free Software Foundation; either version 2 of the License, or (at your
8: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9: *
10: * This program is distributed in the hope that it will be useful, but
11: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13: * for more details.
14: */
15:
16: #include "load_tester_config.h"
17:
18: #include <netdb.h>
19:
20: #include <daemon.h>
21: #include <attributes/mem_pool.h>
22: #include <collections/hashtable.h>
23: #include <threading/mutex.h>
24:
25: #define UNIQUE_PORT_START 1025
26:
27: typedef struct private_load_tester_config_t private_load_tester_config_t;
28:
29: /**
30: * Private data of an load_tester_config_t object
31: */
32: struct private_load_tester_config_t {
33:
34: /**
35: * Public part
36: */
37: load_tester_config_t public;
38:
39: /**
40: * peer config
41: */
42: peer_cfg_t *peer_cfg;
43:
44: /**
45: * virtual IP, if any
46: */
47: host_t *vip;
48:
49: /**
50: * Initiator address
51: */
52: char *initiator;
53:
54: /**
55: * Responder address
56: */
57: char *responder;
58:
59: /**
60: * IP address pool
61: */
62: char *pool;
63:
64: /**
65: * IKE proposal
66: */
67: proposal_t *proposal;
68:
69: /**
70: * ESP proposal
71: */
72: proposal_t *esp;
73:
74: /**
75: * Authentication method(s) to use/expect from initiator
76: */
77: char *initiator_auth;
78:
79: /**
80: * Authentication method(s) use/expected from responder
81: */
82: char *responder_auth;
83:
84: /**
85: * Initiator ID to enforce
86: */
87: char *initiator_id;
88:
89: /**
90: * Initiator ID to to match against as responder
91: */
92: char *initiator_match;
93:
94: /**
95: * Responder ID to enforce
96: */
97: char *responder_id;
98:
99: /**
100: * IPsec mode, tunnel|transport|beet
101: */
102: char *mode;
103:
104: /**
105: * Traffic Selector on initiator side, as proposed from initiator
106: */
107: char *initiator_tsi;
108:
109: /**
110: * Traffic Selector on responder side, as proposed from initiator
111: */
112: char *initiator_tsr;
113:
114: /**
115: * Traffic Selector on initiator side, as narrowed by responder
116: */
117: char *responder_tsi;
118:
119: /**
120: * Traffic Selector on responder side, as narrowed by responder
121: */
122: char *responder_tsr;
123:
124: /**
125: * Current port for unique initiator ports
126: */
127: uint16_t unique_port;
128:
129: /**
130: * IKE_SA rekeying delay
131: */
132: u_int ike_rekey;
133:
134: /**
135: * CHILD_SA rekeying delay
136: */
137: u_int child_rekey;
138:
139: /**
140: * DPD check delay
141: */
142: u_int dpd_delay;
143:
144: /**
145: * DPD timeout (IKEv1 only)
146: */
147: u_int dpd_timeout;
148:
149: /**
150: * incremental numbering of generated configs
151: */
152: refcount_t num;
153:
154: /**
155: * Dynamic source port, if used
156: */
157: uint16_t port;
158:
159: /**
160: * IKE version to use for load testing
161: */
162: ike_version_t version;
163:
164: /**
165: * List of pools to allocate external addresses dynamically, as mem_pool_t
166: */
167: linked_list_t *pools;
168:
169: /**
170: * Address prefix to use when installing dynamic addresses
171: */
172: int prefix;
173:
174: /**
175: * Keep addresses until shutdown?
176: */
177: bool keep;
178:
179: /**
180: * Hashtable with leases in "pools", host_t => entry_t
181: */
182: hashtable_t *leases;
183:
184: /**
185: * Mutex for leases hashtable
186: */
187: mutex_t *mutex;
188: };
189:
190: /**
191: * Lease entry
192: */
193: typedef struct {
194: /** host reference, equal to key */
195: host_t *host;
196: /** associated identity */
197: identification_t *id;
198: } entry_t;
199:
200: /**
201: * Destroy an entry_t
202: */
203: static void entry_destroy(entry_t *this)
204: {
205: this->host->destroy(this->host);
206: this->id->destroy(this->id);
207: free(this);
208: }
209:
210: /**
211: * Hashtable hash function
212: */
213: static u_int hash(host_t *key)
214: {
215: return chunk_hash(key->get_address(key));
216: }
217:
218: /**
219: * Hashtable equals function
220: */
221: static bool equals(host_t *a, host_t *b)
222: {
223: return a->ip_equals(a, b);
224: }
225:
226: /**
227: * Load external addresses to use, if any
228: */
229: static void load_addrs(private_load_tester_config_t *this)
230: {
231: enumerator_t *enumerator, *tokens;
232: host_t *from, *to;
233: int bits;
234: char *iface, *token, *pos;
235: mem_pool_t *pool;
236:
237: this->keep = lib->settings->get_bool(lib->settings,
238: "%s.plugins.load-tester.addrs_keep", FALSE, lib->ns);
239: this->prefix = lib->settings->get_int(lib->settings,
240: "%s.plugins.load-tester.addrs_prefix", 16, lib->ns);
241: enumerator = lib->settings->create_key_value_enumerator(lib->settings,
242: "%s.plugins.load-tester.addrs", lib->ns);
243: while (enumerator->enumerate(enumerator, &iface, &token))
244: {
245: tokens = enumerator_create_token(token, ",", " ");
246: while (tokens->enumerate(tokens, &token))
247: {
248: pos = strchr(token, '-');
249: if (pos)
250: { /* range */
251: *(pos++) = '\0';
252: /* trim whitespace */
253: while (*pos == ' ')
254: {
255: pos++;
256: }
257: while (token[strlen(token) - 1] == ' ')
258: {
259: token[strlen(token) - 1] = '\0';
260: }
261: from = host_create_from_string(token, 0);
262: to = host_create_from_string(pos, 0);
263: if (from && to)
264: {
265: pool = mem_pool_create_range(iface, from, to);
266: if (pool)
267: {
268: DBG1(DBG_CFG, "loaded load-tester address range "
269: "%H-%H on %s", from, to, iface);
270: this->pools->insert_last(this->pools, pool);
271: }
272: from->destroy(from);
273: to->destroy(to);
274: }
275: else
276: {
277: DBG1(DBG_CFG, "parsing load-tester address range %s-%s "
278: "failed, skipped", token, pos);
279: DESTROY_IF(from);
280: DESTROY_IF(to);
281: }
282: }
283: else
284: { /* subnet */
285: from = host_create_from_subnet(token, &bits);
286: if (from)
287: {
288: DBG1(DBG_CFG, "loaded load-tester address pool %H/%d on %s",
289: from, bits, iface);
290: pool = mem_pool_create(iface, from, bits);
291: from->destroy(from);
292: this->pools->insert_last(this->pools, pool);
293: }
294: else
295: {
296: DBG1(DBG_CFG, "parsing load-tester address %s failed, "
297: "skipped", token);
298: }
299: }
300: }
301: tokens->destroy(tokens);
302: }
303: enumerator->destroy(enumerator);
304: }
305:
306: /**
307: * Generate auth config from string
308: */
309: static void generate_auth_cfg(private_load_tester_config_t *this, char *str,
310: peer_cfg_t *peer_cfg, bool local, int num)
311: {
312: enumerator_t *enumerator;
313: auth_cfg_t *auth;
314: identification_t *id;
315: auth_class_t class;
316: eap_type_t type;
317: char buf[128];
318: int rnd = 0;
319:
320: enumerator = enumerator_create_token(str, "|", " ");
321: while (enumerator->enumerate(enumerator, &str))
322: {
323: id = NULL;
324: auth = auth_cfg_create();
325: rnd++;
326:
327: if (this->initiator_id)
328: {
329: if (this->initiator_match && (!local && !num))
330: { /* as responder, use the specified identity that matches
331: * all used initiator identities, if given. */
332: snprintf(buf, sizeof(buf), this->initiator_match, rnd);
333: id = identification_create_from_string(buf);
334: }
335: else if ((local && num) || (!local && !num))
336: { /* as initiator, create peer specific identities */
337: snprintf(buf, sizeof(buf), this->initiator_id, num, rnd);
338: id = identification_create_from_string(buf);
339: }
340: }
341: if (this->responder_id)
342: {
343: if ((local && !num) || (!local && num))
344: {
345: snprintf(buf, sizeof(buf), this->responder_id, num, rnd);
346: id = identification_create_from_string(buf);
347: }
348: }
349:
350: if (streq(str, "psk"))
351: { /* PSK authentication, use FQDNs */
352: class = AUTH_CLASS_PSK;
353: if (!id)
354: {
355: if ((local && !num) || (!local && num))
356: {
357: id = identification_create_from_string("srv.strongswan.org");
358: }
359: else if (local)
360: {
361: snprintf(buf, sizeof(buf), "c%d-r%d.strongswan.org",
362: num, rnd);
363: id = identification_create_from_string(buf);
364: }
365: else
366: {
367: id = identification_create_from_string("*.strongswan.org");
368: }
369: }
370: }
371: else if (strpfx(str, "eap"))
372: { /* EAP authentication, use a NAI */
373: class = AUTH_CLASS_EAP;
374: if (*(str + strlen("eap")) == '-')
375: {
376: type = eap_type_from_string(str + strlen("eap-"));
377: if (type)
378: {
379: auth->add(auth, AUTH_RULE_EAP_TYPE, type);
380: }
381: }
382: if (!id)
383: {
384: if (local && num)
385: {
386: snprintf(buf, sizeof(buf), "1%.10d%.4d@strongswan.org",
387: num, rnd);
388: id = identification_create_from_string(buf);
389: }
390: else
391: {
392: id = identification_create_from_encoding(ID_ANY, chunk_empty);
393: }
394: }
395: }
396: else if (strpfx(str, "xauth"))
397: { /* XAuth, use a username */
398: class = AUTH_CLASS_XAUTH;
399: if (*(str + strlen("xauth")) == '-')
400: {
401: auth->add(auth, AUTH_RULE_XAUTH_BACKEND, str + strlen("xauth-"));
402: }
403: if (!id)
404: {
405: if (local && num)
406: {
407: snprintf(buf, sizeof(buf), "cli-%.6d-%.2d", num, rnd);
408: id = identification_create_from_string(buf);
409: }
410: else
411: {
412: id = identification_create_from_encoding(ID_ANY, chunk_empty);
413: }
414: }
415: /* additionally set the ID as XAuth identity */
416: auth->add(auth, AUTH_RULE_XAUTH_IDENTITY, id->clone(id));
417: }
418: else
419: {
420: if (!streq(str, "pubkey"))
421: {
422: DBG1(DBG_CFG, "invalid authentication: '%s', fallback to pubkey",
423: str);
424: }
425: /* certificate authentication, use distinguished names */
426: class = AUTH_CLASS_PUBKEY;
427: if (!id)
428: {
429: if ((local && !num) || (!local && num))
430: {
431: id = identification_create_from_string(
432: "CN=srv, OU=load-test, O=strongSwan");
433: }
434: else if (local)
435: {
436: snprintf(buf, sizeof(buf),
437: "CN=c%d-r%d, OU=load-test, O=strongSwan", num, rnd);
438: id = identification_create_from_string(buf);
439: }
440: else
441: {
442: id = identification_create_from_string(
443: "CN=*, OU=load-test, O=strongSwan");
444: }
445: }
446: }
447: auth->add(auth, AUTH_RULE_AUTH_CLASS, class);
448: auth->add(auth, AUTH_RULE_IDENTITY, id);
449: peer_cfg->add_auth_cfg(peer_cfg, auth, local);
450: }
451: enumerator->destroy(enumerator);
452: }
453:
454: /**
455: * Parse a protoport specifier
456: */
457: static bool parse_protoport(char *token, uint16_t *from_port,
458: uint16_t *to_port, uint8_t *protocol)
459: {
460: char *sep, *port = "", *endptr;
461: struct protoent *proto;
462: struct servent *svc;
463: long int p;
464:
465: sep = strrchr(token, ']');
466: if (!sep)
467: {
468: return FALSE;
469: }
470: *sep = '\0';
471:
472: sep = strchr(token, '/');
473: if (sep)
474: { /* protocol/port */
475: *sep = '\0';
476: port = sep + 1;
477: }
478:
479: if (streq(token, "%any"))
480: {
481: *protocol = 0;
482: }
483: else
484: {
485: proto = getprotobyname(token);
486: if (proto)
487: {
488: *protocol = proto->p_proto;
489: }
490: else
491: {
492: p = strtol(token, &endptr, 0);
493: if ((*token && *endptr) || p < 0 || p > 0xff)
494: {
495: return FALSE;
496: }
497: *protocol = (uint8_t)p;
498: }
499: }
500: if (streq(port, "%any"))
501: {
502: *from_port = 0;
503: *to_port = 0xffff;
504: }
505: else if (streq(port, "%opaque"))
506: {
507: *from_port = 0xffff;
508: *to_port = 0;
509: }
510: else if (streq(port, "%unique"))
511: {
512: *from_port = *to_port = 0;
513: }
514: else if (*port)
515: {
516: svc = getservbyname(port, NULL);
517: if (svc)
518: {
519: *from_port = *to_port = ntohs(svc->s_port);
520: }
521: else
522: {
523: p = strtol(port, &endptr, 0);
524: if (p < 0 || p > 0xffff)
525: {
526: return FALSE;
527: }
528: *from_port = p;
529: if (*endptr == '-')
530: {
531: port = endptr + 1;
532: p = strtol(port, &endptr, 0);
533: if (p < 0 || p > 0xffff)
534: {
535: return FALSE;
536: }
537: }
538: *to_port = p;
539: if (*endptr)
540: {
541: return FALSE;
542: }
543: }
544: }
545: return TRUE;
546: }
547:
548: /**
549: * Add a TS from a string to a child_cfg
550: */
551: static void add_ts(private_load_tester_config_t *this,
552: char *string, child_cfg_t *cfg, bool local, bool initiator)
553: {
554: traffic_selector_t *ts;
555:
556: if (string)
557: {
558: enumerator_t *enumerator;
559: char *subnet, *pos;
560: uint16_t from_port, to_port;
561: uint8_t proto;
562:
563: enumerator = enumerator_create_token(string, ",", " ");
564: while (enumerator->enumerate(enumerator, &subnet))
565: {
566: proto = 0;
567: from_port = 0;
568: to_port = 65535;
569:
570: pos = strchr(subnet, '[');
571: if (pos)
572: {
573: *(pos++) = '\0';
574: if (!parse_protoport(pos, &from_port, &to_port, &proto))
575: {
576: DBG1(DBG_CFG, "invalid proto/port: %s, skipped subnet",
577: pos);
578: continue;
579: }
580: }
581: if (from_port == 0 && to_port == 0)
582: { /* %unique */
583: if (initiator)
584: {
585: from_port = this->unique_port++;
586: from_port = to_port = max(from_port, UNIQUE_PORT_START);
587: }
588: else
589: { /* not supported as responder, use %any */
590: to_port = 65535;
591: }
592: }
593: if (streq(subnet, "%dynamic"))
594: {
595: ts = traffic_selector_create_dynamic(proto,
596: from_port, to_port);
597: }
598: else
599: {
600: ts = traffic_selector_create_from_cidr(subnet, proto,
601: from_port, to_port);
602: }
603: if (ts)
604: {
605: cfg->add_traffic_selector(cfg, local, ts);
606: }
607: else
608: {
609: DBG1(DBG_CFG, "invalid subnet: %s, skipped", subnet);
610: }
611: }
612: enumerator->destroy(enumerator);
613: }
614: else
615: {
616: ts = traffic_selector_create_dynamic(0, 0, 65535);
617: if (ts)
618: {
619: cfg->add_traffic_selector(cfg, local, ts);
620: }
621: }
622: }
623:
624: /**
625: * Allocate and install a dynamic external address to use
626: */
627: static host_t *allocate_addr(private_load_tester_config_t *this, uint num)
628: {
629: enumerator_t *enumerator;
630: mem_pool_t *pool;
631: host_t *found = NULL, *requested;
632: identification_t *id;
633: char *iface = NULL, buf[32];
634: entry_t *entry;
635:
636: requested = host_create_any(AF_INET);
637: snprintf(buf, sizeof(buf), "ext-%d", num);
638: id = identification_create_from_string(buf);
639: enumerator = this->pools->create_enumerator(this->pools);
640: while (enumerator->enumerate(enumerator, &pool))
641: {
642: found = pool->acquire_address(pool, id, requested, MEM_POOL_NEW, NULL);
643: if (found)
644: {
645: iface = (char*)pool->get_name(pool);
646: break;
647: }
648: }
649: enumerator->destroy(enumerator);
650: requested->destroy(requested);
651:
652: if (!found)
653: {
654: DBG1(DBG_CFG, "no address found to install as load-tester external IP");
655: id->destroy(id);
656: return NULL;
657: }
658: if (charon->kernel->add_ip(charon->kernel, found, this->prefix,
659: iface) != SUCCESS)
660: {
661: DBG1(DBG_CFG, "installing load-tester IP %H on %s failed", found, iface);
662: found->destroy(found);
663: id->destroy(id);
664: return NULL;
665: }
666: DBG1(DBG_CFG, "installed load-tester IP %H on %s", found, iface);
667: INIT(entry,
668: .host = found->clone(found),
669: .id = id,
670: );
671: this->mutex->lock(this->mutex);
672: entry = this->leases->put(this->leases, entry->host, entry);
673: this->mutex->unlock(this->mutex);
674: if (entry)
675: { /* shouldn't actually happen */
676: entry_destroy(entry);
677: }
678: return found;
679: }
680:
681: /**
682: * Generate a new initiator config, num = 0 for responder config
683: */
684: static peer_cfg_t* generate_config(private_load_tester_config_t *this, uint num)
685: {
686: ike_cfg_t *ike_cfg;
687: child_cfg_t *child_cfg;
688: peer_cfg_t *peer_cfg;
689: char local[32];
690: host_t *addr;
691: ike_cfg_create_t ike = {
692: .version = this->version,
693: .remote_port = IKEV2_UDP_PORT,
694: };
695: peer_cfg_create_t peer = {
696: .cert_policy = CERT_SEND_IF_ASKED,
697: .unique = UNIQUE_NO,
698: .keyingtries = 1,
699: .rekey_time = this->ike_rekey,
700: .over_time = this->ike_rekey,
701: .no_mobike = TRUE,
702: .dpd = this->dpd_delay,
703: .dpd_timeout = this->dpd_timeout,
704: };
705: child_cfg_create_t child = {
706: .lifetime = {
707: .time = {
708: .life = this->child_rekey * 2,
709: .rekey = this->child_rekey,
710: .jitter = 0
711: },
712: },
713: .mode = MODE_TUNNEL,
714: };
715:
716: if (num)
717: { /* initiator */
718: if (this->pools->get_count(this->pools))
719: { /* using dynamically installed external addresses */
720: addr = allocate_addr(this, num);
721: if (!addr)
722: {
723: DBG1(DBG_CFG, "allocating external address failed");
724: return NULL;
725: }
726: snprintf(local, sizeof(local), "%H", addr);
727: addr->destroy(addr);
728: }
729: else
730: {
731: snprintf(local, sizeof(local), "%s", this->initiator);
732: }
733: ike.remote = this->responder;
734: }
735: else
736: {
737: snprintf(local, sizeof(local), "%s", this->responder);
738: ike.remote = this->initiator;
739: }
740:
741: ike.local = local;
742: if (this->port && num)
743: {
744: ike.local_port = this->port + num - 1;
745: ike.remote_port = IKEV2_NATT_PORT;
746: }
747: else
748: {
749: ike.local_port = charon->socket->get_port(charon->socket, FALSE);
750: }
751: ike_cfg = ike_cfg_create(&ike);
752: ike_cfg->add_proposal(ike_cfg, this->proposal->clone(this->proposal, 0));
753: peer_cfg = peer_cfg_create("load-test", ike_cfg, &peer);
754:
755: if (this->vip)
756: {
757: peer_cfg->add_virtual_ip(peer_cfg, this->vip->clone(this->vip));
758: }
759: if (this->pool)
760: {
761: peer_cfg->add_pool(peer_cfg, this->pool);
762: }
763: if (num)
764: { /* initiator */
765: generate_auth_cfg(this, this->initiator_auth, peer_cfg, TRUE, num);
766: generate_auth_cfg(this, this->responder_auth, peer_cfg, FALSE, num);
767: }
768: else
769: { /* responder */
770: generate_auth_cfg(this, this->responder_auth, peer_cfg, TRUE, num);
771: generate_auth_cfg(this, this->initiator_auth, peer_cfg, FALSE, num);
772: }
773:
774: if (this->mode)
775: {
776: if (streq(this->mode, "transport"))
777: {
778: child.mode = MODE_TRANSPORT;
779: }
780: else if (streq(this->mode, "beet"))
781: {
782: child.mode = MODE_BEET;
783: }
784: }
785:
786: child_cfg = child_cfg_create("load-test", &child);
787: child_cfg->add_proposal(child_cfg, this->esp->clone(this->esp, 0));
788:
789: if (num)
790: { /* initiator */
791: if (this->vip)
792: {
793: add_ts(this, NULL, child_cfg, TRUE, TRUE);
794: }
795: else
796: {
797: add_ts(this, this->initiator_tsi, child_cfg, TRUE, TRUE);
798: }
799: add_ts(this, this->initiator_tsr, child_cfg, FALSE, TRUE);
800: }
801: else
802: { /* responder */
803: add_ts(this, this->responder_tsr, child_cfg, TRUE, FALSE);
804: add_ts(this, this->responder_tsi, child_cfg, FALSE, FALSE);
805: }
806: peer_cfg->add_child_cfg(peer_cfg, child_cfg);
807: return peer_cfg;
808: }
809:
810: METHOD(backend_t, create_peer_cfg_enumerator, enumerator_t*,
811: private_load_tester_config_t *this,
812: identification_t *me, identification_t *other)
813: {
814: return enumerator_create_single(this->peer_cfg, NULL);
815: }
816:
817: METHOD(backend_t, create_ike_cfg_enumerator, enumerator_t*,
818: private_load_tester_config_t *this, host_t *me, host_t *other)
819: {
820: ike_cfg_t *ike_cfg;
821:
822: ike_cfg = this->peer_cfg->get_ike_cfg(this->peer_cfg);
823: return enumerator_create_single(ike_cfg, NULL);
824: }
825:
826: METHOD(backend_t, get_peer_cfg_by_name, peer_cfg_t*,
827: private_load_tester_config_t *this, char *name)
828: {
829: if (streq(name, "load-test"))
830: {
831: return generate_config(this, (u_int)ref_get(&this->num));
832: }
833: return NULL;
834: }
835:
836: METHOD(load_tester_config_t, delete_ip, void,
837: private_load_tester_config_t *this, host_t *ip)
838: {
839: enumerator_t *enumerator;
840: mem_pool_t *pool;
841: entry_t *entry;
842:
843: if (this->keep)
844: {
845: return;
846: }
847:
848: this->mutex->lock(this->mutex);
849: entry = this->leases->remove(this->leases, ip);
850: this->mutex->unlock(this->mutex);
851:
852: if (entry)
853: {
854: enumerator = this->pools->create_enumerator(this->pools);
855: while (enumerator->enumerate(enumerator, &pool))
856: {
857: if (pool->release_address(pool, entry->host, entry->id))
858: {
859: charon->kernel->del_ip(charon->kernel, entry->host,
860: this->prefix, FALSE);
861: break;
862: }
863: }
864: enumerator->destroy(enumerator);
865: entry_destroy(entry);
866: }
867: }
868:
869: /**
870: * Clean up leases for allocated external addresses, if have been kept
871: */
872: static void cleanup_leases(private_load_tester_config_t *this)
873: {
874: enumerator_t *pools, *leases;
875: mem_pool_t *pool;
876: identification_t *id;
877: host_t *addr;
878: entry_t *entry;
879: bool online;
880:
881: pools = this->pools->create_enumerator(this->pools);
882: while (pools->enumerate(pools, &pool))
883: {
884: leases = pool->create_lease_enumerator(pool);
885: while (leases->enumerate(leases, &id, &addr, &online))
886: {
887: if (online)
888: {
889: charon->kernel->del_ip(charon->kernel, addr, this->prefix,
890: FALSE);
891: entry = this->leases->remove(this->leases, addr);
892: if (entry)
893: {
894: entry_destroy(entry);
895: }
896: }
897: }
898: leases->destroy(leases);
899: }
900: pools->destroy(pools);
901: }
902:
903: METHOD(load_tester_config_t, destroy, void,
904: private_load_tester_config_t *this)
905: {
906: if (this->keep)
907: {
908: cleanup_leases(this);
909: }
910: this->mutex->destroy(this->mutex);
911: this->leases->destroy(this->leases);
912: this->pools->destroy_offset(this->pools, offsetof(mem_pool_t, destroy));
913: this->peer_cfg->destroy(this->peer_cfg);
914: DESTROY_IF(this->proposal);
915: DESTROY_IF(this->esp);
916: DESTROY_IF(this->vip);
917: free(this);
918: }
919:
920: /**
921: * Described in header.
922: */
923: load_tester_config_t *load_tester_config_create()
924: {
925: private_load_tester_config_t *this;
926:
927: INIT(this,
928: .public = {
929: .backend = {
930: .create_peer_cfg_enumerator = _create_peer_cfg_enumerator,
931: .create_ike_cfg_enumerator = _create_ike_cfg_enumerator,
932: .get_peer_cfg_by_name = _get_peer_cfg_by_name,
933: },
934: .delete_ip = _delete_ip,
935: .destroy = _destroy,
936: },
937: .pools = linked_list_create(),
938: .leases = hashtable_create((hashtable_hash_t)hash,
939: (hashtable_equals_t)equals, 256),
940: .mutex = mutex_create(MUTEX_TYPE_DEFAULT),
941: .unique_port = UNIQUE_PORT_START,
942: );
943:
944: if (lib->settings->get_bool(lib->settings,
945: "%s.plugins.load-tester.request_virtual_ip", FALSE, lib->ns))
946: {
947: this->vip = host_create_from_string("0.0.0.0", 0);
948: }
949: this->pool = lib->settings->get_str(lib->settings,
950: "%s.plugins.load-tester.pool", NULL, lib->ns);
951: this->initiator = lib->settings->get_str(lib->settings,
952: "%s.plugins.load-tester.initiator", "0.0.0.0", lib->ns);
953: this->responder = lib->settings->get_str(lib->settings,
954: "%s.plugins.load-tester.responder", "127.0.0.1", lib->ns);
955:
956: this->proposal = proposal_create_from_string(PROTO_IKE,
957: lib->settings->get_str(lib->settings,
958: "%s.plugins.load-tester.proposal", "aes128-sha1-modp768",
959: lib->ns));
960: if (!this->proposal)
961: { /* fallback */
962: this->proposal = proposal_create_from_string(PROTO_IKE,
963: "aes128-sha1-modp768");
964: }
965: this->esp = proposal_create_from_string(PROTO_ESP,
966: lib->settings->get_str(lib->settings,
967: "%s.plugins.load-tester.esp", "aes128-sha1", lib->ns));
968: if (!this->esp)
969: { /* fallback */
970: this->esp = proposal_create_from_string(PROTO_ESP, "aes128-sha1");
971: }
972:
973: this->ike_rekey = lib->settings->get_int(lib->settings,
974: "%s.plugins.load-tester.ike_rekey", 0, lib->ns);
975: this->child_rekey = lib->settings->get_int(lib->settings,
976: "%s.plugins.load-tester.child_rekey", 600, lib->ns);
977: this->dpd_delay = lib->settings->get_int(lib->settings,
978: "%s.plugins.load-tester.dpd_delay", 0, lib->ns);
979: this->dpd_timeout = lib->settings->get_int(lib->settings,
980: "%s.plugins.load-tester.dpd_timeout", 0, lib->ns);
981:
982: this->initiator_auth = lib->settings->get_str(lib->settings,
983: "%s.plugins.load-tester.initiator_auth", "pubkey", lib->ns);
984: this->responder_auth = lib->settings->get_str(lib->settings,
985: "%s.plugins.load-tester.responder_auth", "pubkey", lib->ns);
986: this->initiator_id = lib->settings->get_str(lib->settings,
987: "%s.plugins.load-tester.initiator_id", NULL, lib->ns);
988: this->initiator_match = lib->settings->get_str(lib->settings,
989: "%s.plugins.load-tester.initiator_match", NULL, lib->ns);
990: this->responder_id = lib->settings->get_str(lib->settings,
991: "%s.plugins.load-tester.responder_id", NULL, lib->ns);
992:
993: this->mode = lib->settings->get_str(lib->settings,
994: "%s.plugins.load-tester.mode", NULL, lib->ns);
995: this->initiator_tsi = lib->settings->get_str(lib->settings,
996: "%s.plugins.load-tester.initiator_tsi", NULL, lib->ns);
997: this->responder_tsi =lib->settings->get_str(lib->settings,
998: "%s.plugins.load-tester.responder_tsi",
999: this->initiator_tsi, lib->ns);
1000: this->initiator_tsr = lib->settings->get_str(lib->settings,
1001: "%s.plugins.load-tester.initiator_tsr", NULL, lib->ns);
1002: this->responder_tsr =lib->settings->get_str(lib->settings,
1003: "%s.plugins.load-tester.responder_tsr",
1004: this->initiator_tsr, lib->ns);
1005:
1006: this->port = lib->settings->get_int(lib->settings,
1007: "%s.plugins.load-tester.dynamic_port", 0, lib->ns);
1008: this->version = lib->settings->get_int(lib->settings,
1009: "%s.plugins.load-tester.version", IKE_ANY, lib->ns);
1010:
1011: load_addrs(this);
1012:
1013: this->peer_cfg = generate_config(this, 0);
1014:
1015: return &this->public;
1016: }
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