2 * Copyright 1999 Internet Business Solutions Ltd., Switzerland
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/usr.sbin/ppp/radius.c,v 1.11.2.5 2002/09/01 02:12:32 brian Exp $
29 #include <sys/param.h>
31 #include <sys/socket.h>
32 #include <netinet/in_systm.h>
33 #include <netinet/in.h>
34 #include <netinet/ip.h>
35 #include <arpa/inet.h>
37 #include <net/route.h>
41 #include "radlib_vs.h"
44 #include <radlib_vs.h>
63 #include "descriptor.h"
68 #include "slcompress.h"
69 #include "throughput.h"
97 struct mschap_response {
100 u_char lm_response[24];
101 u_char nt_response[24];
104 struct mschap2_response {
107 u_char pchallenge[16];
117 radius_policyname(int policy)
120 case MPPE_POLICY_ALLOWED:
122 case MPPE_POLICY_REQUIRED:
125 return NumStr(policy, NULL, 0);
129 radius_typesname(int types)
132 case MPPE_TYPE_40BIT:
134 case MPPE_TYPE_128BIT:
136 case MPPE_TYPE_40BIT|MPPE_TYPE_128BIT:
137 return "40 or 128 bit";
139 return NumStr(types, NULL, 0);
144 demangle(struct radius *r, const void *mangled, size_t mlen,
145 char **buf, size_t *len)
147 char R[AUTH_LEN]; /* variable names as per rfc2548 */
152 int Slen, i, Clen, Ppos;
155 if (mlen % 16 != SALT_LEN) {
156 log_Printf(LogWARN, "Cannot interpret mangled data of length %ld\n",
163 /* We need the RADIUS Request-Authenticator */
164 if (rad_request_authenticator(r->cx.rad, R, sizeof R) != AUTH_LEN) {
165 log_Printf(LogWARN, "Cannot obtain the RADIUS request authenticator\n");
171 A = (const u_char *)mangled; /* Salt comes first */
172 C = (const u_char *)mangled + SALT_LEN; /* Then the ciphertext */
173 Clen = mlen - SALT_LEN;
174 S = rad_server_secret(r->cx.rad); /* We need the RADIUS secret */
176 P = alloca(Clen); /* We derive our plaintext */
179 MD5Update(&Context, S, Slen);
180 MD5Update(&Context, R, AUTH_LEN);
181 MD5Update(&Context, A, SALT_LEN);
182 MD5Final(b, &Context);
188 for (i = 0; i < 16; i++)
189 P[Ppos++] = C[i] ^ b[i];
193 MD5Update(&Context, S, Slen);
194 MD5Update(&Context, C, 16);
195 MD5Final(b, &Context);
202 * The resulting plain text consists of a one-byte length, the text and
203 * maybe some padding.
206 if (*len > mlen - 1) {
207 log_Printf(LogWARN, "Mangled data seems to be garbage\n");
214 memcpy(*buf, P + 1, *len);
219 * rad_continue_send_request() has given us `got' (non-zero). Deal with it.
222 radius_Process(struct radius *r, int got)
224 char *argv[MAXARGS], *nuke;
225 struct bundle *bundle;
226 int argc, addrs, res, width;
228 struct ncprange dest;
232 u_int32_t ipaddr, vendor;
235 r->cx.fd = -1; /* Stop select()ing */
236 stype = r->cx.auth ? "auth" : "acct";
239 case RAD_ACCESS_ACCEPT:
240 log_Printf(LogPHASE, "Radius(%s): ACCEPT received\n", stype);
242 rad_close(r->cx.rad);
247 case RAD_ACCESS_REJECT:
248 log_Printf(LogPHASE, "Radius(%s): REJECT received\n", stype);
250 rad_close(r->cx.rad);
255 case RAD_ACCESS_CHALLENGE:
256 /* we can't deal with this (for now) ! */
257 log_Printf(LogPHASE, "Radius: CHALLENGE received (can't handle yet)\n");
259 auth_Failure(r->cx.auth);
260 rad_close(r->cx.rad);
263 case RAD_ACCOUNTING_RESPONSE:
264 log_Printf(LogPHASE, "Radius(%s): Accounting response received\n", stype);
266 auth_Failure(r->cx.auth); /* unexpected !!! */
268 /* No further processing for accounting requests, please */
269 rad_close(r->cx.rad);
273 log_Printf(LogPHASE, "radius(%s): %s\n", stype, rad_strerror(r->cx.rad));
275 auth_Failure(r->cx.auth);
276 rad_close(r->cx.rad);
280 log_Printf(LogERROR, "rad_send_request(%s): Failed %d: %s\n", stype,
281 got, rad_strerror(r->cx.rad));
283 auth_Failure(r->cx.auth);
284 rad_close(r->cx.rad);
288 /* Let's see what we've got in our reply */
289 r->ip.s_addr = r->mask.s_addr = INADDR_NONE;
292 while ((res = rad_get_attr(r->cx.rad, &data, &len)) > 0) {
294 case RAD_FRAMED_IP_ADDRESS:
295 r->ip = rad_cvt_addr(data);
296 log_Printf(LogPHASE, " IP %s\n", inet_ntoa(r->ip));
301 if ((r->filterid = rad_cvt_string(data, len)) == NULL) {
302 log_Printf(LogERROR, "rad_cvt_string: %s\n", rad_strerror(r->cx.rad));
303 auth_Failure(r->cx.auth);
304 rad_close(r->cx.rad);
307 log_Printf(LogPHASE, " Filter \"%s\"\n", r->filterid);
310 case RAD_SESSION_TIMEOUT:
311 r->sessiontime = rad_cvt_int(data);
312 log_Printf(LogPHASE, " Session-Timeout %lu\n", r->sessiontime);
315 case RAD_FRAMED_IP_NETMASK:
316 r->mask = rad_cvt_addr(data);
317 log_Printf(LogPHASE, " Netmask %s\n", inet_ntoa(r->mask));
321 r->mtu = rad_cvt_int(data);
322 log_Printf(LogPHASE, " MTU %lu\n", r->mtu);
325 case RAD_FRAMED_ROUTING:
326 /* Disabled for now - should we automatically set up some filters ? */
327 /* rad_cvt_int(data); */
328 /* bit 1 = Send routing packets */
329 /* bit 2 = Receive routing packets */
332 case RAD_FRAMED_COMPRESSION:
333 r->vj = rad_cvt_int(data) == 1 ? 1 : 0;
334 log_Printf(LogPHASE, " VJ %sabled\n", r->vj ? "en" : "dis");
337 case RAD_FRAMED_ROUTE:
339 * We expect a string of the format ``dest[/bits] gw [metrics]''
340 * Any specified metrics are ignored. MYADDR and HISADDR are
341 * understood for ``dest'' and ``gw'' and ``0.0.0.0'' is the same
345 if ((nuke = rad_cvt_string(data, len)) == NULL) {
346 log_Printf(LogERROR, "rad_cvt_string: %s\n", rad_strerror(r->cx.rad));
347 auth_Failure(r->cx.auth);
348 rad_close(r->cx.rad);
352 log_Printf(LogPHASE, " Route: %s\n", nuke);
353 bundle = r->cx.auth->physical->dl->bundle;
354 ip.s_addr = INADDR_ANY;
355 ncprange_setip4host(&dest, ip);
356 argc = command_Interpret(nuke, strlen(nuke), argv);
358 log_Printf(LogWARN, "radius: %s: Syntax error\n",
359 argc == 1 ? argv[0] : "\"\"");
361 log_Printf(LogWARN, "radius: %s: Invalid route\n",
362 argc == 1 ? argv[0] : "\"\"");
363 else if ((strcasecmp(argv[0], "default") != 0 &&
364 !ncprange_aton(&dest, &bundle->ncp, argv[0])) ||
365 !ncpaddr_aton(&gw, &bundle->ncp, argv[1]))
366 log_Printf(LogWARN, "radius: %s %s: Invalid route\n",
369 ncprange_getwidth(&dest, &width);
370 if (width == 32 && strchr(argv[0], '/') == NULL) {
371 /* No mask specified - use the natural mask */
372 ncprange_getip4addr(&dest, &ip);
373 ncprange_setip4mask(&dest, addr2mask(ip));
377 if (!strncasecmp(argv[0], "HISADDR", 7))
378 addrs = ROUTE_DSTHISADDR;
379 else if (!strncasecmp(argv[0], "MYADDR", 6))
380 addrs = ROUTE_DSTMYADDR;
382 if (ncpaddr_getip4addr(&gw, &ipaddr) && ipaddr == INADDR_ANY) {
383 addrs |= ROUTE_GWHISADDR;
384 ncpaddr_setip4(&gw, bundle->ncp.ipcp.peer_ip);
385 } else if (strcasecmp(argv[1], "HISADDR") == 0)
386 addrs |= ROUTE_GWHISADDR;
388 route_Add(&r->routes, addrs, &dest, &gw);
393 case RAD_REPLY_MESSAGE:
395 if ((r->repstr = rad_cvt_string(data, len)) == NULL) {
396 log_Printf(LogERROR, "rad_cvt_string: %s\n", rad_strerror(r->cx.rad));
397 auth_Failure(r->cx.auth);
398 rad_close(r->cx.rad);
401 log_Printf(LogPHASE, " Reply-Message \"%s\"\n", r->repstr);
404 case RAD_VENDOR_SPECIFIC:
405 if ((res = rad_get_vendor_attr(&vendor, &data, &len)) <= 0) {
406 log_Printf(LogERROR, "rad_get_vendor_attr: %s (failing!)\n",
407 rad_strerror(r->cx.rad));
408 auth_Failure(r->cx.auth);
409 rad_close(r->cx.rad);
414 case RAD_VENDOR_MICROSOFT:
417 case RAD_MICROSOFT_MS_CHAP_ERROR:
422 if (len < 3 || ((const char *)data)[1] != '=') {
424 * Only point at the String field if we don't think the
425 * peer has misformatted the response.
427 data = (const char *)data + 1;
430 log_Printf(LogWARN, "Warning: The MS-CHAP-Error "
431 "attribute is mis-formatted. Compensating\n");
432 if ((r->errstr = rad_cvt_string((const char *)data,
434 log_Printf(LogERROR, "rad_cvt_string: %s\n",
435 rad_strerror(r->cx.rad));
436 auth_Failure(r->cx.auth);
437 rad_close(r->cx.rad);
440 log_Printf(LogPHASE, " MS-CHAP-Error \"%s\"\n", r->errstr);
444 case RAD_MICROSOFT_MS_CHAP2_SUCCESS:
449 if (len < 3 || ((const char *)data)[1] != '=') {
451 * Only point at the String field if we don't think the
452 * peer has misformatted the response.
454 data = (const char *)data + 1;
457 log_Printf(LogWARN, "Warning: The MS-CHAP2-Success "
458 "attribute is mis-formatted. Compensating\n");
459 if ((r->msrepstr = rad_cvt_string((const char *)data,
461 log_Printf(LogERROR, "rad_cvt_string: %s\n",
462 rad_strerror(r->cx.rad));
463 auth_Failure(r->cx.auth);
464 rad_close(r->cx.rad);
467 log_Printf(LogPHASE, " MS-CHAP2-Success \"%s\"\n",
472 case RAD_MICROSOFT_MS_MPPE_ENCRYPTION_POLICY:
473 r->mppe.policy = rad_cvt_int(data);
474 log_Printf(LogPHASE, " MS-MPPE-Encryption-Policy %s\n",
475 radius_policyname(r->mppe.policy));
478 case RAD_MICROSOFT_MS_MPPE_ENCRYPTION_TYPES:
479 r->mppe.types = rad_cvt_int(data);
480 log_Printf(LogPHASE, " MS-MPPE-Encryption-Types %s\n",
481 radius_typesname(r->mppe.types));
484 case RAD_MICROSOFT_MS_MPPE_RECV_KEY:
485 free(r->mppe.recvkey);
486 demangle(r, data, len, &r->mppe.recvkey, &r->mppe.recvkeylen);
487 log_Printf(LogPHASE, " MS-MPPE-Recv-Key ********\n");
490 case RAD_MICROSOFT_MS_MPPE_SEND_KEY:
491 demangle(r, data, len, &r->mppe.sendkey, &r->mppe.sendkeylen);
492 log_Printf(LogPHASE, " MS-MPPE-Send-Key ********\n");
497 log_Printf(LogDEBUG, "Dropping MICROSOFT vendor specific "
498 "RADIUS attribute %d\n", res);
504 log_Printf(LogDEBUG, "Dropping vendor %lu RADIUS attribute %d\n",
505 (unsigned long)vendor, res);
511 log_Printf(LogDEBUG, "Dropping RADIUS attribute %d\n", res);
517 log_Printf(LogERROR, "rad_get_attr: %s (failing!)\n",
518 rad_strerror(r->cx.rad));
519 auth_Failure(r->cx.auth);
520 } else if (got == RAD_ACCESS_REJECT)
521 auth_Failure(r->cx.auth);
524 auth_Success(r->cx.auth);
526 rad_close(r->cx.rad);
530 * We've either timed out or select()ed on the read descriptor
533 radius_Continue(struct radius *r, int sel)
538 timer_Stop(&r->cx.timer);
539 if ((got = rad_continue_send_request(r->cx.rad, sel, &r->cx.fd, &tv)) == 0) {
540 log_Printf(LogPHASE, "Radius: Request re-sent\n");
541 r->cx.timer.load = tv.tv_usec / TICKUNIT + tv.tv_sec * SECTICKS;
542 timer_Start(&r->cx.timer);
546 radius_Process(r, got);
550 * Time to call rad_continue_send_request() - timed out.
553 radius_Timeout(void *v)
555 radius_Continue((struct radius *)v, 0);
559 * Time to call rad_continue_send_request() - something to read.
562 radius_Read(struct fdescriptor *d, struct bundle *bundle __unused, const fd_set *fdset __unused)
564 radius_Continue(descriptor2radius(d), 1);
568 * Behave as a struct fdescriptor (descriptor.h)
571 radius_UpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w __unused, fd_set *e __unused, int *n)
573 struct radius *rad = descriptor2radius(d);
575 if (r && rad->cx.fd != -1) {
576 FD_SET(rad->cx.fd, r);
577 if (*n < rad->cx.fd + 1)
579 log_Printf(LogTIMER, "Radius: fdset(r) %d\n", rad->cx.fd);
587 * Behave as a struct fdescriptor (descriptor.h)
590 radius_IsSet(struct fdescriptor *d, const fd_set *fdset)
592 struct radius *r = descriptor2radius(d);
594 return r && r->cx.fd != -1 && FD_ISSET(r->cx.fd, fdset);
598 * Behave as a struct fdescriptor (descriptor.h)
601 radius_Write(struct fdescriptor *d __unused, struct bundle *bundle __unused, const fd_set *fdset __unused)
603 /* We never want to write here ! */
604 log_Printf(LogALERT, "radius_Write: Internal error: Bad call !\n");
609 * Initialise ourselves
612 radius_Init(struct radius *r)
614 r->desc.type = RADIUS_DESCRIPTOR;
615 r->desc.UpdateSet = radius_UpdateSet;
616 r->desc.IsSet = radius_IsSet;
617 r->desc.Read = radius_Read;
618 r->desc.Write = radius_Write;
621 memset(&r->cx.timer, '\0', sizeof r->cx.timer);
625 r->ip.s_addr = INADDR_ANY;
626 r->mask.s_addr = INADDR_NONE;
634 r->mppe.recvkey = NULL;
635 r->mppe.recvkeylen = 0;
636 r->mppe.sendkey = NULL;
637 r->mppe.sendkeylen = 0;
639 log_Printf(LogDEBUG, "Radius: radius_Init\n");
643 * Forget everything and go back to initialised state.
646 radius_Destroy(struct radius *r)
649 log_Printf(LogDEBUG, "Radius: radius_Destroy\n");
650 timer_Stop(&r->cx.timer);
651 route_DeleteAll(&r->routes);
660 free(r->mppe.recvkey);
661 r->mppe.recvkey = NULL;
662 r->mppe.recvkeylen = 0;
663 free(r->mppe.sendkey);
664 r->mppe.sendkey = NULL;
665 r->mppe.sendkeylen = 0;
666 if (r->cx.fd != -1) {
668 rad_close(r->cx.rad);
673 radius_put_physical_details(struct rad_handle *rad, struct physical *p)
679 switch (p->handler->type) {
697 if (rad_put_int(rad, RAD_NAS_PORT_TYPE, type) != 0) {
698 log_Printf(LogERROR, "rad_put: rad_put_int: %s\n", rad_strerror(rad));
703 if ((slot = physical_Slot(p)) >= 0)
704 if (rad_put_int(rad, RAD_NAS_PORT, slot) != 0) {
705 log_Printf(LogERROR, "rad_put: rad_put_int: %s\n", rad_strerror(rad));
714 * Start an authentication request to the RADIUS server.
717 radius_Authenticate(struct radius *r, struct authinfo *authp, const char *name,
718 const char *key, int klen, const char *nchallenge,
723 char hostname[MAXHOSTNAMELEN];
726 struct in_addr hostaddr;
729 struct mschap_response msresp;
730 struct mschap2_response msresp2;
731 const struct MSCHAPv2_resp *keyv2;
739 * We assume that our name/key/challenge is the same as last time,
740 * and just continue to wait for the RADIUS server(s).
746 if ((r->cx.rad = rad_auth_open()) == NULL) {
747 log_Printf(LogERROR, "rad_auth_open: %s\n", strerror(errno));
751 if (rad_config(r->cx.rad, r->cfg.file) != 0) {
752 log_Printf(LogERROR, "rad_config: %s\n", rad_strerror(r->cx.rad));
753 rad_close(r->cx.rad);
757 if (rad_create_request(r->cx.rad, RAD_ACCESS_REQUEST) != 0) {
758 log_Printf(LogERROR, "rad_create_request: %s\n", rad_strerror(r->cx.rad));
759 rad_close(r->cx.rad);
763 if (rad_put_string(r->cx.rad, RAD_USER_NAME, name) != 0 ||
764 rad_put_int(r->cx.rad, RAD_SERVICE_TYPE, RAD_FRAMED) != 0 ||
765 rad_put_int(r->cx.rad, RAD_FRAMED_PROTOCOL, RAD_PPP) != 0) {
766 log_Printf(LogERROR, "rad_put: %s\n", rad_strerror(r->cx.rad));
767 rad_close(r->cx.rad);
771 switch (authp->physical->link.lcp.want_auth) {
773 /* We're talking PAP */
774 if (rad_put_attr(r->cx.rad, RAD_USER_PASSWORD, key, klen) != 0) {
775 log_Printf(LogERROR, "PAP: rad_put_string: %s\n",
776 rad_strerror(r->cx.rad));
777 rad_close(r->cx.rad);
783 switch (authp->physical->link.lcp.want_authtype) {
785 if (rad_put_attr(r->cx.rad, RAD_CHAP_PASSWORD, key, klen) != 0 ||
786 rad_put_attr(r->cx.rad, RAD_CHAP_CHALLENGE, nchallenge, nclen) != 0) {
787 log_Printf(LogERROR, "CHAP: rad_put_string: %s\n",
788 rad_strerror(r->cx.rad));
789 rad_close(r->cx.rad);
797 log_Printf(LogERROR, "CHAP80: Unrecognised key length %d\n", klen);
798 rad_close(r->cx.rad);
802 rad_put_vendor_attr(r->cx.rad, RAD_VENDOR_MICROSOFT,
803 RAD_MICROSOFT_MS_CHAP_CHALLENGE, nchallenge, nclen);
806 memcpy(msresp.lm_response, key + 1, 24);
807 memcpy(msresp.nt_response, key + 25, 24);
808 rad_put_vendor_attr(r->cx.rad, RAD_VENDOR_MICROSOFT,
809 RAD_MICROSOFT_MS_CHAP_RESPONSE, &msresp,
814 if (klen != sizeof(*keyv2) + 1) {
815 log_Printf(LogERROR, "CHAP81: Unrecognised key length %d\n", klen);
816 rad_close(r->cx.rad);
820 keyv2 = (const struct MSCHAPv2_resp *)(key + 1);
821 rad_put_vendor_attr(r->cx.rad, RAD_VENDOR_MICROSOFT,
822 RAD_MICROSOFT_MS_CHAP_CHALLENGE, nchallenge, nclen);
823 msresp2.ident = *key;
824 msresp2.flags = keyv2->Flags;
825 memcpy(msresp2.response, keyv2->NTResponse, sizeof msresp2.response);
826 memset(msresp2.reserved, '\0', sizeof msresp2.reserved);
827 memcpy(msresp2.pchallenge, keyv2->PeerChallenge,
828 sizeof msresp2.pchallenge);
829 rad_put_vendor_attr(r->cx.rad, RAD_VENDOR_MICROSOFT,
830 RAD_MICROSOFT_MS_CHAP2_RESPONSE, &msresp2,
835 log_Printf(LogERROR, "CHAP: Unrecognised type 0x%02x\n",
836 authp->physical->link.lcp.want_authtype);
837 rad_close(r->cx.rad);
842 if (gethostname(hostname, sizeof hostname) != 0)
843 log_Printf(LogERROR, "rad_put: gethostname(): %s\n", strerror(errno));
846 if ((hp = gethostbyname(hostname)) != NULL) {
847 hostaddr.s_addr = *(u_long *)hp->h_addr;
848 if (rad_put_addr(r->cx.rad, RAD_NAS_IP_ADDRESS, hostaddr) != 0) {
849 log_Printf(LogERROR, "rad_put: rad_put_string: %s\n",
850 rad_strerror(r->cx.rad));
851 rad_close(r->cx.rad);
856 if (rad_put_string(r->cx.rad, RAD_NAS_IDENTIFIER, hostname) != 0) {
857 log_Printf(LogERROR, "rad_put: rad_put_string: %s\n",
858 rad_strerror(r->cx.rad));
859 rad_close(r->cx.rad);
864 radius_put_physical_details(r->cx.rad, authp->physical);
867 if ((got = rad_init_send_request(r->cx.rad, &r->cx.fd, &tv)))
868 radius_Process(r, got);
870 log_Printf(LogPHASE, "Radius: Request sent\n");
871 log_Printf(LogDEBUG, "Using radius_Timeout [%p]\n", radius_Timeout);
872 r->cx.timer.load = tv.tv_usec / TICKUNIT + tv.tv_sec * SECTICKS;
873 r->cx.timer.func = radius_Timeout;
874 r->cx.timer.name = "radius auth";
876 timer_Start(&r->cx.timer);
883 * Send an accounting request to the RADIUS server
886 radius_Account(struct radius *r, struct radacct *ac, struct datalink *dl,
887 int acct_type, struct in_addr *peer_ip, struct in_addr *netmask,
888 struct pppThroughput *stats)
892 char hostname[MAXHOSTNAMELEN];
895 struct in_addr hostaddr;
903 * We assume that our name/key/challenge is the same as last time,
904 * and just continue to wait for the RADIUS server(s).
908 timer_Stop(&r->cx.timer);
910 if ((r->cx.rad = rad_acct_open()) == NULL) {
911 log_Printf(LogERROR, "rad_auth_open: %s\n", strerror(errno));
915 if (rad_config(r->cx.rad, r->cfg.file) != 0) {
916 log_Printf(LogERROR, "rad_config: %s\n", rad_strerror(r->cx.rad));
917 rad_close(r->cx.rad);
921 if (rad_create_request(r->cx.rad, RAD_ACCOUNTING_REQUEST) != 0) {
922 log_Printf(LogERROR, "rad_create_request: %s\n", rad_strerror(r->cx.rad));
923 rad_close(r->cx.rad);
927 /* Grab some accounting data and initialize structure */
928 if (acct_type == RAD_START) {
930 /* Fetch username from datalink */
931 strncpy(ac->user_name, dl->peer.authname, sizeof ac->user_name);
932 ac->user_name[AUTHLEN-1] = '\0';
934 ac->authentic = 2; /* Assume RADIUS verified auth data */
936 /* Generate a session ID */
937 snprintf(ac->session_id, sizeof ac->session_id, "%s%ld-%s%lu",
938 dl->bundle->cfg.auth.name, (long)getpid(),
939 dl->peer.authname, (unsigned long)stats->uptime);
941 /* And grab our MP socket name */
942 snprintf(ac->multi_session_id, sizeof ac->multi_session_id, "%s",
943 dl->bundle->ncp.mp.active ?
944 dl->bundle->ncp.mp.server.socket.sun_path : "");
946 /* Fetch IP, netmask from IPCP */
947 memcpy(&ac->ip, peer_ip, sizeof(ac->ip));
948 memcpy(&ac->mask, netmask, sizeof(ac->mask));
951 if (rad_put_string(r->cx.rad, RAD_USER_NAME, ac->user_name) != 0 ||
952 rad_put_int(r->cx.rad, RAD_SERVICE_TYPE, RAD_FRAMED) != 0 ||
953 rad_put_int(r->cx.rad, RAD_FRAMED_PROTOCOL, RAD_PPP) != 0 ||
954 rad_put_addr(r->cx.rad, RAD_FRAMED_IP_ADDRESS, ac->ip) != 0 ||
955 rad_put_addr(r->cx.rad, RAD_FRAMED_IP_NETMASK, ac->mask) != 0) {
956 log_Printf(LogERROR, "rad_put: %s\n", rad_strerror(r->cx.rad));
957 rad_close(r->cx.rad);
961 if (gethostname(hostname, sizeof hostname) != 0)
962 log_Printf(LogERROR, "rad_put: gethostname(): %s\n", strerror(errno));
965 if ((hp = gethostbyname(hostname)) != NULL) {
966 hostaddr.s_addr = *(u_long *)hp->h_addr;
967 if (rad_put_addr(r->cx.rad, RAD_NAS_IP_ADDRESS, hostaddr) != 0) {
968 log_Printf(LogERROR, "rad_put: rad_put_string: %s\n",
969 rad_strerror(r->cx.rad));
970 rad_close(r->cx.rad);
975 if (rad_put_string(r->cx.rad, RAD_NAS_IDENTIFIER, hostname) != 0) {
976 log_Printf(LogERROR, "rad_put: rad_put_string: %s\n",
977 rad_strerror(r->cx.rad));
978 rad_close(r->cx.rad);
983 radius_put_physical_details(r->cx.rad, dl->physical);
985 if (rad_put_int(r->cx.rad, RAD_ACCT_STATUS_TYPE, acct_type) != 0 ||
986 rad_put_string(r->cx.rad, RAD_ACCT_SESSION_ID, ac->session_id) != 0 ||
987 rad_put_string(r->cx.rad, RAD_ACCT_MULTI_SESSION_ID,
988 ac->multi_session_id) != 0 ||
989 rad_put_int(r->cx.rad, RAD_ACCT_DELAY_TIME, 0) != 0) {
990 /* XXX ACCT_DELAY_TIME should be increased each time a packet is waiting */
991 log_Printf(LogERROR, "rad_put: %s\n", rad_strerror(r->cx.rad));
992 rad_close(r->cx.rad);
996 if (acct_type == RAD_STOP)
997 /* Show some statistics */
998 if (rad_put_int(r->cx.rad, RAD_ACCT_INPUT_OCTETS, stats->OctetsIn) != 0 ||
999 rad_put_int(r->cx.rad, RAD_ACCT_INPUT_PACKETS, stats->PacketsIn) != 0 ||
1000 rad_put_int(r->cx.rad, RAD_ACCT_OUTPUT_OCTETS, stats->OctetsOut) != 0 ||
1001 rad_put_int(r->cx.rad, RAD_ACCT_OUTPUT_PACKETS, stats->PacketsOut)
1003 rad_put_int(r->cx.rad, RAD_ACCT_SESSION_TIME, throughput_uptime(stats))
1005 log_Printf(LogERROR, "rad_put: %s\n", rad_strerror(r->cx.rad));
1006 rad_close(r->cx.rad);
1010 r->cx.auth = NULL; /* Not valid for accounting requests */
1011 if ((got = rad_init_send_request(r->cx.rad, &r->cx.fd, &tv)))
1012 radius_Process(r, got);
1014 log_Printf(LogDEBUG, "Using radius_Timeout [%p]\n", radius_Timeout);
1015 r->cx.timer.load = tv.tv_usec / TICKUNIT + tv.tv_sec * SECTICKS;
1016 r->cx.timer.func = radius_Timeout;
1017 r->cx.timer.name = "radius acct";
1018 r->cx.timer.arg = r;
1019 timer_Start(&r->cx.timer);
1024 * How do things look at the moment ?
1027 radius_Show(struct radius *r, struct prompt *p)
1029 prompt_Printf(p, " Radius config: %s",
1030 *r->cfg.file ? r->cfg.file : "none");
1032 prompt_Printf(p, "\n IP: %s\n", inet_ntoa(r->ip));
1033 prompt_Printf(p, " Netmask: %s\n", inet_ntoa(r->mask));
1034 prompt_Printf(p, " MTU: %lu\n", r->mtu);
1035 prompt_Printf(p, " VJ: %sabled\n", r->vj ? "en" : "dis");
1036 prompt_Printf(p, " Message: %s\n", r->repstr ? r->repstr : "");
1037 prompt_Printf(p, " MPPE Enc Policy: %s\n",
1038 radius_policyname(r->mppe.policy));
1039 prompt_Printf(p, " MPPE Enc Types: %s\n",
1040 radius_typesname(r->mppe.types));
1041 prompt_Printf(p, " MPPE Recv Key: %seceived\n",
1042 r->mppe.recvkey ? "R" : "Not r");
1043 prompt_Printf(p, " MPPE Send Key: %seceived\n",
1044 r->mppe.sendkey ? "R" : "Not r");
1045 prompt_Printf(p, " MS-CHAP2-Response: %s\n",
1046 r->msrepstr ? r->msrepstr : "");
1047 prompt_Printf(p, " Error Message: %s\n", r->errstr ? r->errstr : "");
1049 route_ShowSticky(p, r->routes, " Routes", 16);
1051 prompt_Printf(p, " (not authenticated)\n");