Ejemplo n.º 1
0
/*
 *	Initialize the request.
 */
static int request_init(char const *filename)
{
	FILE *fp;
	vp_cursor_t cursor;
	VALUE_PAIR *vp;
	int filedone = 0;

	/*
	 *	Determine where to read the VP's from.
	 */
	if (filename) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "dhcpclient: Error opening %s: %s\n",
				filename, fr_syserror(errno));
			return 0;
		}
	} else {
		fp = stdin;
	}

	request = rad_alloc(NULL, 0);

	/*
	 *	Read the VP's.
	 */
	request->vps = readvp2(NULL, fp, &filedone, "dhcpclient:");
	if (!request->vps) {
		rad_free(&request);
		if (fp != stdin) fclose(fp);
		return 1;
	}

	/*
	 *	Fix / set various options
	 */
	for (vp = paircursor(&cursor, &request->vps); vp; vp = pairnext(&cursor)) {
		switch (vp->da->attr) {
		default:
			break;

			/*
			 *	Allow it to set the packet type in
			 *	the attributes read from the file.
			 */
		case PW_PACKET_TYPE:
			request->code = vp->vp_integer;
			break;

		case PW_PACKET_DST_PORT:
			request->dst_port = (vp->vp_integer & 0xffff);
			break;

		case PW_PACKET_DST_IP_ADDRESS:
			request->dst_ipaddr.af = AF_INET;
			request->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
			break;

		case PW_PACKET_DST_IPV6_ADDRESS:
			request->dst_ipaddr.af = AF_INET6;
			request->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
			break;

		case PW_PACKET_SRC_PORT:
			request->src_port = (vp->vp_integer & 0xffff);
			break;

		case PW_PACKET_SRC_IP_ADDRESS:
			request->src_ipaddr.af = AF_INET;
			request->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
			break;

		case PW_PACKET_SRC_IPV6_ADDRESS:
			request->src_ipaddr.af = AF_INET6;
			request->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
			break;
		} /* switch over the attribute */

	} /* loop over the VP's we read in */

	if (fp != stdin) fclose(fp);

	/*
	 *	And we're done.
	 */
	return 1;
}
Ejemplo n.º 2
0
static REQUEST *request_setup(FILE *fp)
{
	VALUE_PAIR *vp;
	REQUEST *request;
	vp_cursor_t cursor;

	/*
	 *	Create and initialize the new request.
	 */
	request = request_alloc(NULL);

	request->packet = rad_alloc(request, false);
	if (!request->packet) {
		ERROR("No memory");
		talloc_free(request);
		return NULL;
	}

	request->reply = rad_alloc(request, false);
	if (!request->reply) {
		ERROR("No memory");
		talloc_free(request);
		return NULL;
	}

	request->listener = listen_alloc(request);
	request->client = client_alloc(request);

	request->number = 0;

	request->master_state = REQUEST_ACTIVE;
	request->child_state = REQUEST_RUNNING;
	request->handle = NULL;
	request->server = talloc_typed_strdup(request, "default");

	request->root = &main_config;

	/*
	 *	Read packet from fp
	 */
	if (readvp2(request->packet, &request->packet->vps, fp, &filedone) < 0) {
		fr_perror("unittest");
		talloc_free(request);
		return NULL;
	}

	/*
	 *	Set the defaults for IPs, etc.
	 */
	request->packet->code = PW_CODE_ACCESS_REQUEST;

	request->packet->src_ipaddr.af = AF_INET;
	request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->src_port = 18120;

	request->packet->dst_ipaddr.af = AF_INET;
	request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->dst_port = 1812;

	/*
	 *	Copied from radclient
	 */
#if 1
	/*
	 *	Fix up Digest-Attributes issues
	 */
	for (vp = fr_cursor_init(&cursor, &request->packet->vps);
	     vp;
	     vp = fr_cursor_next(&cursor)) {
		/*
		 *	Double quoted strings get marked up as xlat expansions,
		 *	but we don't support that here.
		 */
		if (vp->type == VT_XLAT) {
			vp->vp_strvalue = vp->value.xlat;
			vp->value.xlat = NULL;
			vp->type = VT_DATA;
		}

		if (!vp->da->vendor) switch (vp->da->attr) {
		default:
			break;

			/*
			 *	Allow it to set the packet type in
			 *	the attributes read from the file.
			 */
		case PW_PACKET_TYPE:
			request->packet->code = vp->vp_integer;
			break;

		case PW_PACKET_DST_PORT:
			request->packet->dst_port = (vp->vp_integer & 0xffff);
			break;

		case PW_PACKET_DST_IP_ADDRESS:
			request->packet->dst_ipaddr.af = AF_INET;
			request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
			break;

		case PW_PACKET_DST_IPV6_ADDRESS:
			request->packet->dst_ipaddr.af = AF_INET6;
			request->packet->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
			break;

		case PW_PACKET_SRC_PORT:
			request->packet->src_port = (vp->vp_integer & 0xffff);
			break;

		case PW_PACKET_SRC_IP_ADDRESS:
			request->packet->src_ipaddr.af = AF_INET;
			request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
			break;

		case PW_PACKET_SRC_IPV6_ADDRESS:
			request->packet->src_ipaddr.af = AF_INET6;
			request->packet->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
			break;

		case PW_CHAP_PASSWORD: {
			int i, already_hex = 0;

			/*
			 *	If it's 17 octets, it *might* be already encoded.
			 *	Or, it might just be a 17-character password (maybe UTF-8)
			 *	Check it for non-printable characters.  The odds of ALL
			 *	of the characters being 32..255 is (1-7/8)^17, or (1/8)^17,
			 *	or 1/(2^51), which is pretty much zero.
			 */
			if (vp->length == 17) {
				for (i = 0; i < 17; i++) {
					if (vp->vp_octets[i] < 32) {
						already_hex = 1;
						break;
					}
				}
			}

			/*
			 *	Allow the user to specify ASCII or hex CHAP-Password
			 */
			if (!already_hex) {
				uint8_t *p;
				size_t len, len2;

				len = len2 = vp->length;
				if (len2 < 17) len2 = 17;

				p = talloc_zero_array(vp, uint8_t, len2);

				memcpy(p, vp->vp_strvalue, len);

				rad_chap_encode(request->packet,
						p,
						fr_rand() & 0xff, vp);
				vp->vp_octets = p;
				vp->length = 17;
			}
		}
			break;

		case PW_DIGEST_REALM:
		case PW_DIGEST_NONCE:
		case PW_DIGEST_METHOD:
		case PW_DIGEST_URI:
		case PW_DIGEST_QOP:
		case PW_DIGEST_ALGORITHM:
		case PW_DIGEST_BODY_DIGEST:
		case PW_DIGEST_CNONCE:
		case PW_DIGEST_NONCE_COUNT:
		case PW_DIGEST_USER_NAME:
			/* overlapping! */
		{
			DICT_ATTR const *da;
			uint8_t *p, *q;

			p = talloc_array(vp, uint8_t, vp->length + 2);

			memcpy(p + 2, vp->vp_octets, vp->length);
			p[0] = vp->da->attr - PW_DIGEST_REALM + 1;
			vp->length += 2;
			p[1] = vp->length;

			da = dict_attrbyvalue(PW_DIGEST_ATTRIBUTES, 0);
			rad_assert(da != NULL);
			vp->da = da;

			/*
			 *	Re-do pairmemsteal ourselves,
			 *	because we play games with
			 *	vp->da, and pairmemsteal goes
			 *	to GREAT lengths to sanitize
			 *	and fix and change and
			 *	double-check the various
			 *	fields.
			 */
			memcpy(&q, &vp->vp_octets, sizeof(q));
			talloc_free(q);

			vp->vp_octets = talloc_steal(vp, p);
			vp->type = VT_DATA;

			VERIFY_VP(vp);
		}

		break;
		}
	} /* loop over the VP's we read in */
#endif

	if (debug_flag) {
		for (vp = fr_cursor_init(&cursor, &request->packet->vps);
		     vp;
		     vp = fr_cursor_next(&cursor)) {
			/*
			 *	Take this opportunity to verify all the VALUE_PAIRs are still valid.
			 */
			if (!talloc_get_type(vp, VALUE_PAIR)) {
				ERROR("Expected VALUE_PAIR pointer got \"%s\"", talloc_get_name(vp));

				fr_log_talloc_report(vp);
				rad_assert(0);
			}

			vp_print(fr_log_fp, vp);
		}
		fflush(fr_log_fp);
	}

	/*
	 *	FIXME: set IPs, etc.
	 */
	request->packet->code = PW_CODE_ACCESS_REQUEST;

	request->packet->src_ipaddr.af = AF_INET;
	request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->src_port = 18120;

	request->packet->dst_ipaddr.af = AF_INET;
	request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->dst_port = 1812;

	/*
	 *	Build the reply template from the request.
	 */
	request->reply->sockfd = request->packet->sockfd;
	request->reply->dst_ipaddr = request->packet->src_ipaddr;
	request->reply->src_ipaddr = request->packet->dst_ipaddr;
	request->reply->dst_port = request->packet->src_port;
	request->reply->src_port = request->packet->dst_port;
	request->reply->id = request->packet->id;
	request->reply->code = 0; /* UNKNOWN code */
	memcpy(request->reply->vector, request->packet->vector,
	       sizeof(request->reply->vector));
	request->reply->vps = NULL;
	request->reply->data = NULL;
	request->reply->data_len = 0;

	/*
	 *	Debugging
	 */
	request->log.lvl = debug_flag;
	request->log.func = vradlog_request;

	request->username = pairfind(request->packet->vps, PW_USER_NAME, 0, TAG_ANY);
	request->password = pairfind(request->packet->vps, PW_USER_PASSWORD, 0, TAG_ANY);

	return request;
}
Ejemplo n.º 3
0
/*
 *	The main guy.
 */
int main(int argc, char *argv[])
{
	int rcode = EXIT_SUCCESS;
	int argval;
	const char *input_file = NULL;
	const char *output_file = NULL;
	const char *filter_file = NULL;
	FILE *fp;
	REQUEST *request = NULL;
	VALUE_PAIR *vp;
	VALUE_PAIR *filter_vps = NULL;

	/*
	 *	If the server was built with debugging enabled always install
	 *	the basic fatal signal handlers.
	 */
#ifndef NDEBUG
	if (fr_fault_setup(getenv("PANIC_ACTION"), argv[0]) < 0) {
		fr_perror("unittest");
		exit(EXIT_FAILURE);
	}
#endif

	if ((progname = strrchr(argv[0], FR_DIR_SEP)) == NULL)
		progname = argv[0];
	else
		progname++;

	debug_flag = 0;
	set_radius_dir(NULL, RADIUS_DIR);

	/*
	 *	Ensure that the configuration is initialized.
	 */
	memset(&main_config, 0, sizeof(main_config));
	main_config.myip.af = AF_UNSPEC;
	main_config.port = 0;
	main_config.name = "radiusd";

	/*
	 *	The tests should have only IPs, not host names.
	 */
	fr_hostname_lookups = false;

	/*
	 *	We always log to stdout.
	 */
	fr_log_fp = stdout;
	default_log.dst = L_DST_STDOUT;
	default_log.fd = STDOUT_FILENO;

	/*  Process the options.  */
	while ((argval = getopt(argc, argv, "d:D:f:hi:mMn:o:xX")) != EOF) {

		switch (argval) {
			case 'd':
				set_radius_dir(NULL, optarg);
				break;

			case 'D':
				main_config.dictionary_dir = talloc_typed_strdup(NULL, optarg);
				break;

			case 'f':
				filter_file = optarg;
				break;

			case 'h':
				usage(0);
				break;

			case 'i':
				input_file = optarg;
				break;

			case 'm':
				main_config.debug_memory = true;
				break;

			case 'M':
				memory_report = true;
				main_config.debug_memory = true;
				break;

			case 'n':
				main_config.name = optarg;
				break;

			case 'o':
				output_file = optarg;
				break;

			case 'X':
				debug_flag += 2;
				main_config.log_auth = true;
				main_config.log_auth_badpass = true;
				main_config.log_auth_goodpass = true;
				break;

			case 'x':
				debug_flag++;
				break;

			default:
				usage(1);
				break;
		}
	}

	if (debug_flag) {
		version();
	}
	fr_debug_flag = debug_flag;

	/*
	 *	Mismatch between the binary and the libraries it depends on
	 */
	if (fr_check_lib_magic(RADIUSD_MAGIC_NUMBER) < 0) {
		fr_perror("radiusd");
		exit(EXIT_FAILURE);
	}

	/*  Read the configuration files, BEFORE doing anything else.  */
	if (main_config_init() < 0) {
		rcode = EXIT_FAILURE;
		goto finish;
	}

	/*
	 *  Load the modules
	 */
	if (modules_init(main_config.config) < 0) {
		rcode = EXIT_FAILURE;
		goto finish;
	}

	fr_state_init();

	/* Set the panic action (if required) */
	if (main_config.panic_action &&
#ifndef NDEBUG
	    !getenv("PANIC_ACTION") &&
#endif
	    (fr_fault_setup(main_config.panic_action, argv[0]) < 0)) {
		rcode = EXIT_FAILURE;
		goto finish;
	}

	setlinebuf(stdout); /* unbuffered output */

	if (!input_file || (strcmp(input_file, "-") == 0)) {
		fp = stdin;
	} else {
		fp = fopen(input_file, "r");
		if (!fp) {
			fprintf(stderr, "Failed reading %s: %s\n",
				input_file, strerror(errno));
			rcode = EXIT_FAILURE;
			goto finish;
		}
	}

	/*
	 *	Grab the VPs from stdin, or from the file.
	 */
	request = request_setup(fp);
	if (!request) {
		fprintf(stderr, "Failed reading input: %s\n", fr_strerror());
		rcode = EXIT_FAILURE;
		goto finish;
	}

	/*
	 *	No filter file, OR there's no more input, OR we're
	 *	reading from a file, and it's different from the
	 *	filter file.
	 */
	if (!filter_file || filedone ||
	    ((input_file != NULL) && (strcmp(filter_file, input_file) != 0))) {
		if (output_file) {
			fclose(fp);
			fp = NULL;
		}
		filedone = false;
	}

	/*
	 *	There is a filter file.  If necessary, open it.  If we
	 *	already are reading it via "input_file", then we don't
	 *	need to re-open it.
	 */
	if (filter_file) {
		if (!fp) {
			fp = fopen(filter_file, "r");
			if (!fp) {
				fprintf(stderr, "Failed reading %s: %s\n", filter_file, strerror(errno));
				rcode = EXIT_FAILURE;
				goto finish;
			}
		}


		if (readvp2(request, &filter_vps, fp, &filedone) < 0) {
			fprintf(stderr, "Failed reading attributes from %s: %s\n",
				filter_file, fr_strerror());
			rcode = EXIT_FAILURE;
			goto finish;
		}

		/*
		 *	FIXME: loop over input packets.
		 */
		fclose(fp);
	}

	rad_virtual_server(request);

	if (!output_file || (strcmp(output_file, "-") == 0)) {
		fp = stdout;
	} else {
		fp = fopen(output_file, "w");
		if (!fp) {
			fprintf(stderr, "Failed writing %s: %s\n",
				output_file, strerror(errno));
			exit(EXIT_FAILURE);
		}
	}

	print_packet(fp, request->reply);

	if (output_file) fclose(fp);

	/*
	 *	Update the list with the response type.
	 */
	vp = radius_paircreate(request->reply, &request->reply->vps,
			       PW_RESPONSE_PACKET_TYPE, 0);
	vp->vp_integer = request->reply->code;

	{
		VALUE_PAIR const *failed[2];

		if (filter_vps && !pairvalidate(failed, filter_vps, request->reply->vps)) {
			pairvalidate_debug(request, failed);
			fr_perror("Output file %s does not match attributes in filter %s",
				  output_file ? output_file : input_file, filter_file);
			rcode = EXIT_FAILURE;
			goto finish;
		}
	}

	INFO("Exiting normally");

finish:
	talloc_free(request);

	/*
	 *	Detach any modules.
	 */
	modules_free();

	xlat_free();		/* modules may have xlat's */

	fr_state_delete();

	/*
	 *	Free the configuration items.
	 */
	main_config_free();

	if (memory_report) {
		INFO("Allocated memory at time of report:");
		fr_log_talloc_report(NULL);
	}

	return rcode;
}
Ejemplo n.º 4
0
/*
 *	The main guy.
 */
int main(int argc, char *argv[])
{
	int rcode = EXIT_SUCCESS;
	int argval;
	const char *input_file = NULL;
	const char *output_file = NULL;
	const char *filter_file = NULL;
	FILE *fp;
	REQUEST *request;
	VALUE_PAIR *filter_vps = NULL;

	if ((progname = strrchr(argv[0], FR_DIR_SEP)) == NULL)
		progname = argv[0];
	else
		progname++;

	debug_flag = 0;
	radius_dir = talloc_strdup(NULL, RADIUS_DIR);

	/*
	 *	Ensure that the configuration is initialized.
	 */
	memset(&mainconfig, 0, sizeof(mainconfig));
	mainconfig.myip.af = AF_UNSPEC;
	mainconfig.port = -1;
	mainconfig.name = "radiusd";

	/*
	 *	We always log to stdout.
	 */
	fr_log_fp = stdout;
	default_log.dest = L_DST_STDOUT;
	default_log.fd = STDOUT_FILENO;

	/*  Process the options.  */
	while ((argval = getopt(argc, argv, "d:D:f:hi:mMn:o:xX")) != EOF) {

		switch(argval) {
			case 'd':
				if (radius_dir) {
					rad_const_free(radius_dir);
				}
				radius_dir = talloc_strdup(NULL, optarg);
				break;

			case 'D':
				mainconfig.dictionary_dir = talloc_strdup(NULL, optarg);
				break;

			case 'f':
				filter_file = optarg;
				break;

			case 'h':
				usage(0);
				break;

			case 'i':
				input_file = optarg;
				break;

			case 'm':
				mainconfig.debug_memory = 1;
				break;

			case 'M':
				memory_report = 1;
				mainconfig.debug_memory = 1;
				break;

			case 'n':
				mainconfig.name = optarg;
				break;

			case 'o':
				output_file = optarg;
				break;

			case 'X':
				debug_flag += 2;
				mainconfig.log_auth = true;
				mainconfig.log_auth_badpass = true;
				mainconfig.log_auth_goodpass = true;
				break;

			case 'x':
				debug_flag++;
				break;

			default:
				usage(1);
				break;
		}
	}

	if (memory_report) {
		talloc_enable_null_tracking();
#ifdef WITH_VERIFY_PTR
		talloc_set_abort_fn(die_horribly);
#endif
	}
	talloc_set_log_fn(log_talloc);

	if (debug_flag) {
		version();
	}
	fr_debug_flag = debug_flag;

	/*  Read the configuration files, BEFORE doing anything else.  */
	if (read_mainconfig(0) < 0) {
		exit(EXIT_FAILURE);
	}

	setlinebuf(stdout); /* unbuffered output */

	if (!input_file || (strcmp(input_file, "-") == 0)) {
		fp = stdin;
	} else {
		fp = fopen(input_file, "r");
		if (!fp) {
			fprintf(stderr, "Failed reading %s: %s\n",
				input_file, strerror(errno));
			exit(EXIT_FAILURE);
		}
	}

	/*
	 *	Grab the VPs from stdin, or from the file.
	 */
	request = request_setup(fp);
	if (!request) {
		fprintf(stderr, "Failed reading input: %s\n", fr_strerror());
		exit(EXIT_FAILURE);
	}

	/*
	 *	No filter file, OR there's no more input, OR we're
	 *	reading from a file, and it's different from the
	 *	filter file.
	 */
	if (!filter_file || filedone ||
	    ((input_file != NULL) && (strcmp(filter_file, input_file) != 0))) {
		if (output_file) {
			fclose(fp);
			fp = NULL;
		}
		filedone = 0;
	}

	/*
	 *	There is a filter file.  If necessary, open it.  If we
	 *	already are reading it via "input_file", then we don't
	 *	need to re-open it.
	 */
	if (filter_file) {
		if (!fp) {
			fp = fopen(filter_file, "r");
			if (!fp) {
				fprintf(stderr, "Failed reading %s: %s\n",
					filter_file, strerror(errno));
				exit(EXIT_FAILURE);
			}
		}

		filter_vps = readvp2(request, fp, &filedone, "radiusd");
		if (!filter_vps) {
			fprintf(stderr, "Failed reading attributes from %s: %s\n",
				filter_file, fr_strerror());
			exit(EXIT_FAILURE);
		}

		/*
		 *	FIXME: loop over input packets.
		 */
		fclose(fp);
	}

	rad_virtual_server(request);

	if (!output_file || (strcmp(output_file, "-") == 0)) {
		fp = stdout;
	} else {
		fp = fopen(output_file, "w");
		if (!fp) {
			fprintf(stderr, "Failed writing %s: %s\n",
				output_file, strerror(errno));
			exit(EXIT_FAILURE);
		}
	}

	print_packet(fp, request->reply);

	if (output_file) fclose(fp);

	if (filter_vps && !pairvalidate(filter_vps, request->reply->vps)) {
		fprintf(stderr, "Output file %s does not match attributes in filter %s\n",
			output_file, filter_file);
		exit(EXIT_FAILURE);
	}

	talloc_free(request);

	INFO("Exiting normally.");

	/*
	 *	Detach any modules.
	 */
	detach_modules();

	xlat_free();		/* modules may have xlat's */

	/*
	 *	Free the configuration items.
	 */
	free_mainconfig();

	rad_const_free(radius_dir);

	if (memory_report) {
		INFO("Allocated memory at time of report:");
		log_talloc_report(NULL);
	}

	return rcode;
}
Ejemplo n.º 5
0
main(int argc, char *argv[])
{
	int filedone;
	RADIUS_PACKET *req,*req2;
	VALUE_PAIR *vp, *vpkey, *vpextra;
	extern unsigned int sha1_data_problems;

	req = NULL;
	req2 = NULL;
	filedone = 0;

	if(argc>1) {
	  sha1_data_problems = 1;
	}

	if (dict_init(radius_dir, RADIUS_DICTIONARY) < 0) {
		librad_perror("radclient");
		return 1;
	}

	if ((req = rad_alloc(1)) == NULL) {
		librad_perror("radclient");
		exit(1);
	}

	if ((req2 = rad_alloc(1)) == NULL) {
		librad_perror("radclient");
		exit(1);
	}

	while(!filedone) {
		if(req->vps) pairfree(&req->vps);
		if(req2->vps) pairfree(&req2->vps);

		if ((req->vps = readvp2(stdin, &filedone, "eapsimlib:")) == NULL) {
			break;
		}

		printf("\nRead:\n");
		vp_printlist(stdout, req->vps);

		map_eapsim_types(req);
		map_eap_types(req);
		printf("Mapped to:\n");
		vp_printlist(stdout, req->vps);

		/* find the EAP-Message, copy it to req2 */
		vp = paircopy2(req->vps, PW_EAP_MESSAGE);

		if(vp == NULL) continue;

		pairadd(&req2->vps, vp);

		/* only call unmap for sim types here */
		unmap_eap_types(req2);
		unmap_eapsim_types(req2);

		printf("Unmapped to:\n");
		vp_printlist(stdout, req2->vps);

		vp = pairfind(req2->vps,
			      ATTRIBUTE_EAP_SIM_BASE+PW_EAP_SIM_MAC);
		vpkey   = pairfind(req->vps, ATTRIBUTE_EAP_SIM_KEY);
		vpextra = pairfind(req->vps, ATTRIBUTE_EAP_SIM_EXTRA);

		if(vp != NULL && vpkey != NULL && vpextra!=NULL) {
			uint8_t calcmac[16];

			/* find the EAP-Message, copy it to req2 */

			memset(calcmac, 0, sizeof(calcmac));
			printf("Confirming MAC...");
			if(eapsim_checkmac(req2->vps, vpkey->strvalue,
					   vpextra->strvalue, vpextra->length,
					   calcmac)) {
				printf("succeed\n");
			} else {
				int i, j;

				printf("calculated MAC (");
				for (i = 0; i < 20; i++) {
					if(j==4) {
						printf("_");
						j=0;
					}
					j++;

					printf("%02x", calcmac[i]);
				}
				printf(" did not match\n");
			}
		}

		fflush(stdout);
	}
}
Ejemplo n.º 6
0
/*
 *	Initialize a radclient data structure and add it to
 *	the global linked list.
 */
static int radclient_init(const char *filename)
{
	FILE *fp;
	VALUE_PAIR *vp;
	radclient_t *radclient;
	int filedone = 0;
	int packet_number = 1;

	assert(filename != NULL);

	/*
	 *	Determine where to read the VP's from.
	 */
	if (strcmp(filename, "-") != 0) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, strerror(errno));
			return 0;
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Loop until the file is done.
	 */
	do {
		/*
		 *	Allocate it.
		 */
		radclient = malloc(sizeof(*radclient));
		if (!radclient) {
			perror("radclient: X");
			if (fp != stdin) fclose(fp);
			return 0;
		}
		memset(radclient, 0, sizeof(*radclient));

		radclient->request = rad_alloc(1);
		if (!radclient->request) {
			fr_perror("radclient: Y");
			free(radclient);
			if (fp != stdin) fclose(fp);
			return 0;
		}

#ifdef WITH_TCP
		radclient->request->src_ipaddr = client_ipaddr;
		radclient->request->src_port = client_port;
		radclient->request->dst_ipaddr = server_ipaddr;
		radclient->request->dst_port = server_port;
#endif

		radclient->filename = filename;
		radclient->request->id = -1; /* allocate when sending */
		radclient->packet_number = packet_number++;

		/*
		 *	Read the VP's.
		 */
		radclient->request->vps = readvp2(fp, &filedone, "radclient:");
		if (!radclient->request->vps) {
			rad_free(&radclient->request);
			free(radclient);
			if (fp != stdin) fclose(fp);
			return 1;
		}

		/*
		 *	Keep a copy of the the User-Password attribute.
		 */
		if ((vp = pairfind(radclient->request->vps, PW_USER_PASSWORD, 0)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));
			/*
			 *	Otherwise keep a copy of the CHAP-Password attribute.
			 */
		} else if ((vp = pairfind(radclient->request->vps, PW_CHAP_PASSWORD, 0)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));

		} else if ((vp = pairfind(radclient->request->vps, PW_MSCHAP_PASSWORD, 0)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));
		} else {
			radclient->password[0] = '\0';
		}

		/*
		 *  Fix up Digest-Attributes issues
		 */
		for (vp = radclient->request->vps; vp != NULL; vp = vp->next) {
			switch (vp->attribute) {
			default:
				break;

				/*
				 *	Allow it to set the packet type in
				 *	the attributes read from the file.
				 */
			case PW_PACKET_TYPE:
				radclient->request->code = vp->vp_integer;
				break;

			case PW_PACKET_DST_PORT:
				radclient->request->dst_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_DST_IP_ADDRESS:
				radclient->request->dst_ipaddr.af = AF_INET;
				radclient->request->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_DST_IPV6_ADDRESS:
				radclient->request->dst_ipaddr.af = AF_INET6;
				radclient->request->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_PACKET_SRC_PORT:
				radclient->request->src_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_SRC_IP_ADDRESS:
				radclient->request->src_ipaddr.af = AF_INET;
				radclient->request->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_SRC_IPV6_ADDRESS:
				radclient->request->src_ipaddr.af = AF_INET6;
				radclient->request->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_DIGEST_REALM:
			case PW_DIGEST_NONCE:
			case PW_DIGEST_METHOD:
			case PW_DIGEST_URI:
			case PW_DIGEST_QOP:
			case PW_DIGEST_ALGORITHM:
			case PW_DIGEST_BODY_DIGEST:
			case PW_DIGEST_CNONCE:
			case PW_DIGEST_NONCE_COUNT:
			case PW_DIGEST_USER_NAME:
				/* overlapping! */
				memmove(&vp->vp_octets[2], &vp->vp_octets[0],
					vp->length);
				vp->vp_octets[0] = vp->attribute - PW_DIGEST_REALM + 1;
				vp->length += 2;
				vp->vp_octets[1] = vp->length;
				vp->attribute = PW_DIGEST_ATTRIBUTES;
				break;
			}
		} /* loop over the VP's we read in */

		/*
		 *	Add it to the tail of the list.
		 */
		if (!radclient_head) {
			assert(radclient_tail == NULL);
			radclient_head = radclient;
			radclient->prev = NULL;
		} else {
			assert(radclient_tail->next == NULL);
			radclient_tail->next = radclient;
			radclient->prev = radclient_tail;
		}
		radclient_tail = radclient;
		radclient->next = NULL;

	} while (!filedone); /* loop until the file is done. */

	if (fp != stdin) fclose(fp);

	/*
	 *	And we're done.
	 */
	return 1;
}
Ejemplo n.º 7
0
static REQUEST *request_setup(FILE *fp)
{	
	REQUEST *request;

	/*
	 *	Create and initialize the new request.
	 */
	request = request_alloc(NULL);

	request->packet = rad_alloc(request, 0);
	if (!request->packet) {
		ERROR("No memory");
		request_free(&request);
		return NULL;
	}

	request->reply = rad_alloc(request, 0);
	if (!request->reply) {
		ERROR("No memory");
		request_free(&request);
		return NULL;
	}

	request->listener = listen_alloc(request);
	request->client = client_alloc(request);

	request->number = 0;

	request->master_state = REQUEST_ACTIVE;
	request->child_state = REQUEST_ACTIVE;
	request->handle = NULL;
	request->server = talloc_strdup(request, "default");

	request->root = &mainconfig;

	/*
	 *	Read packet from fp
	 */
	request->packet->vps = readvp2(request->packet, fp, &filedone, "radiusd:");
	if (!request->packet->vps) {
		talloc_free(request);
		return NULL;
	}

	/*
	 *	FIXME: set IPs, etc.
	 */
	request->packet->code = PW_CODE_AUTHENTICATION_REQUEST;

	request->packet->src_ipaddr.af = AF_INET;
	request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->src_port = 18120;

	request->packet->dst_ipaddr.af = AF_INET;
	request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = htonl(INADDR_LOOPBACK);
	request->packet->dst_port = 1812;

	/*
	 *	Build the reply template from the request.
	 */
	request->reply->sockfd = request->packet->sockfd;
	request->reply->dst_ipaddr = request->packet->src_ipaddr;
	request->reply->src_ipaddr = request->packet->dst_ipaddr;
	request->reply->dst_port = request->packet->src_port;
	request->reply->src_port = request->packet->dst_port;
	request->reply->id = request->packet->id;
	request->reply->code = 0; /* UNKNOWN code */
	memcpy(request->reply->vector, request->packet->vector,
	       sizeof(request->reply->vector));
	request->reply->vps = NULL;
	request->reply->data = NULL;
	request->reply->data_len = 0;

	/*
	 *	Debugging
	 */
	request->options = debug_flag;
	request->radlog = radlog_request;

	request->username = pairfind(request->packet->vps, PW_USER_NAME, 0, TAG_ANY);
	request->password = pairfind(request->packet->vps, PW_USER_PASSWORD, 0, TAG_ANY);

	return request;
}
Ejemplo n.º 8
0
int main(int argc, char **argv)
{
	RADIUS_PACKET *req;
	char *p;
	int c;
	int port = 0;
	char *filename = NULL;
	FILE *fp;
	int id;
	int force_af = AF_UNSPEC;

	/*
	 *	We probably don't want to free the talloc autofree context
	 *	directly, so we'll allocate a new context beneath it, and
	 *	free that before any leak reports.
	 */
	TALLOC_CTX *autofree = talloc_init("main");

	id = ((int)getpid() & 0xff);
	fr_debug_flag = 0;

	radlog_dest = L_DST_STDERR;

	set_radius_dir(autofree, RADIUS_DIR);

	while ((c = getopt(argc, argv, "46c:d:D:f:hi:qst:r:S:xXv")) != EOF)
	{
		switch(c) {
		case '4':
			force_af = AF_INET;
			break;
		case '6':
			force_af = AF_INET6;
			break;
		case 'd':
			set_radius_dir(autofree, optarg);
			break;
		case 'D':
			mainconfig.dictionary_dir = talloc_typed_strdup(NULL, optarg);
			break;
		case 'f':
			filename = optarg;
			break;
		case 'q':
			do_output = 0;
			break;
		case 'x':
			debug_flag++;
			fr_debug_flag++;
			break;

		case 'X':
#if 0
		  sha1_data_problems = 1; /* for debugging only */
#endif
		  break;



		case 'r':
			if (!isdigit((int) *optarg))
				usage();
			retries = atoi(optarg);
			break;
		case 'i':
			if (!isdigit((int) *optarg))
				usage();
			id = atoi(optarg);
			if ((id < 0) || (id > 255)) {
				usage();
			}
			break;
		case 's':
			do_summary = 1;
			break;
		case 't':
			if (!isdigit((int) *optarg))
				usage();
			timeout = atof(optarg);
			break;
		case 'v':
			printf("radeapclient: $Id: 20c518ef414933fae3cdf564852c12e483f7c8c9 $ built on " __DATE__ " at " __TIME__ "\n");
			exit(0);
			break;
	       case 'S':
		       fp = fopen(optarg, "r");
		       if (!fp) {
			       fprintf(stderr, "radclient: Error opening %s: %s\n",
				       optarg, fr_syserror(errno));
			       exit(1);
		       }
		       if (fgets(filesecret, sizeof(filesecret), fp) == NULL) {
			       fprintf(stderr, "radclient: Error reading %s: %s\n",
				       optarg, fr_syserror(errno));
			       exit(1);
		       }
		       fclose(fp);

		       /* truncate newline */
		       p = filesecret + strlen(filesecret) - 1;
		       while ((p >= filesecret) &&
			      (*p < ' ')) {
			       *p = '\0';
			       --p;
		       }

		       if (strlen(filesecret) < 2) {
			       fprintf(stderr, "radclient: Secret in %s is too short\n", optarg);
			       exit(1);
		       }
		       secret = filesecret;
		       break;
		case 'h':
		default:
			usage();
			break;
		}
	}
	argc -= (optind - 1);
	argv += (optind - 1);

	if ((argc < 3)  ||
	    ((!secret) && (argc < 4))) {
		usage();
	}

	if (!mainconfig.dictionary_dir) {
		mainconfig.dictionary_dir = DICTDIR;
	}

	/*
	 *	Read the distribution dictionaries first, then
	 *	the ones in raddb.
	 */
	DEBUG2("including dictionary file %s/%s", mainconfig.dictionary_dir, RADIUS_DICTIONARY);
	if (dict_init(mainconfig.dictionary_dir, RADIUS_DICTIONARY) != 0) {
		ERROR("Errors reading dictionary: %s",
		      fr_strerror());
		exit(1);
	}

	/*
	 *	It's OK if this one doesn't exist.
	 */
	int rcode = dict_read(radius_dir, RADIUS_DICTIONARY);
	if (rcode == -1) {
		ERROR("Errors reading %s/%s: %s", radius_dir, RADIUS_DICTIONARY,
		      fr_strerror());
		exit(1);
	}

	/*
	 *	We print this after reading it.  That way if
	 *	it doesn't exist, it's OK, and we don't print
	 *	anything.
	 */
	if (rcode == 0) {
		DEBUG2("including dictionary file %s/%s", radius_dir, RADIUS_DICTIONARY);
	}

	req = rad_alloc(NULL, 1);
	if (!req) {
		fr_perror("radclient");
		exit(1);
	}

#if 0
	{
		FILE *randinit;

		if((randinit = fopen("/dev/urandom", "r")) == NULL)
		{
			perror("/dev/urandom");
		} else {
			fread(randctx.randrsl, 256, 1, randinit);
			fclose(randinit);
		}
	}
	fr_randinit(&randctx, 1);
#endif

	req->id = id;

	/*
	 *	Resolve hostname.
	 */
	if (force_af == AF_UNSPEC) force_af = AF_INET;
	req->dst_ipaddr.af = force_af;
	if (strcmp(argv[1], "-") != 0) {
		char const *hostname = argv[1];
		char const *portname = argv[1];
		char buffer[256];

		if (*argv[1] == '[') { /* IPv6 URL encoded */
			p = strchr(argv[1], ']');
			if ((size_t) (p - argv[1]) >= sizeof(buffer)) {
				usage();
			}

			memcpy(buffer, argv[1] + 1, p - argv[1] - 1);
			buffer[p - argv[1] - 1] = '\0';

			hostname = buffer;
			portname = p + 1;

		}
		p = strchr(portname, ':');
		if (p && (strchr(p + 1, ':') == NULL)) {
			*p = '\0';
			portname = p + 1;
		} else {
			portname = NULL;
		}

		if (ip_hton(hostname, force_af, &req->dst_ipaddr) < 0) {
			fprintf(stderr, "radclient: Failed to find IP address for host %s: %s\n", hostname, fr_syserror(errno));
			exit(1);
		}

		/*
		 *	Strip port from hostname if needed.
		 */
		if (portname) port = atoi(portname);
	}

	/*
	 *	See what kind of request we want to send.
	 */
	if (strcmp(argv[2], "auth") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_CODE_AUTHENTICATION_REQUEST;

	} else if (strcmp(argv[2], "acct") == 0) {
		if (port == 0) port = getport("radacct");
		if (port == 0) port = PW_ACCT_UDP_PORT;
		req->code = PW_CODE_ACCOUNTING_REQUEST;
		do_summary = 0;

	} else if (strcmp(argv[2], "status") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_CODE_STATUS_SERVER;

	} else if (strcmp(argv[2], "disconnect") == 0) {
		if (port == 0) port = PW_POD_UDP_PORT;
		req->code = PW_CODE_DISCONNECT_REQUEST;

	} else if (isdigit((int) argv[2][0])) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = atoi(argv[2]);
	} else {
		usage();
	}
	req->dst_port = port;

	/*
	 *	Add the secret.
	 */
	if (argv[3]) secret = argv[3];

	/*
	 *	Read valuepairs.
	 *	Maybe read them, from stdin, if there's no
	 *	filename, or if the filename is '-'.
	 */
	if (filename && (strcmp(filename, "-") != 0)) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, fr_syserror(errno));
			exit(1);
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Send request.
	 */
	if ((req->sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
		perror("radclient: socket: ");
		exit(1);
	}

	while(!filedone) {
		if(req->vps) pairfree(&req->vps);

		if ((req->vps = readvp2(NULL, fp, &filedone, "radeapclient:")) == NULL) {
			break;
		}

		sendrecv_eap(req);
	}

	if(do_summary) {
		printf("\n\t   Total approved auths:  %d\n", totalapp);
		printf("\t     Total denied auths:  %d\n", totaldeny);
	}

	talloc_free(autofree);

	return 0;
}
Ejemplo n.º 9
0
int main(int argc, char **argv)
{
	RADIUS_PACKET *req;
	char *p;
	int c;
	uint16_t port = 0;
	char *filename = NULL;
	FILE *fp;
	int id;
	int force_af = AF_UNSPEC;

	static fr_log_t radclient_log = {
		.colourise = true,
		.fd = STDOUT_FILENO,
		.dst = L_DST_STDOUT,
		.file = NULL,
		.debug_file = NULL,
	};

	radlog_init(&radclient_log, false);

	/*
	 *	We probably don't want to free the talloc autofree context
	 *	directly, so we'll allocate a new context beneath it, and
	 *	free that before any leak reports.
	 */
	TALLOC_CTX *autofree = talloc_init("main");

	id = ((int)getpid() & 0xff);
	fr_debug_flag = 0;

	set_radius_dir(autofree, RADIUS_DIR);

	while ((c = getopt(argc, argv, "46c:d:D:f:hi:qst:r:S:xXv")) != EOF)
	{
		switch(c) {
		case '4':
			force_af = AF_INET;
			break;
		case '6':
			force_af = AF_INET6;
			break;
		case 'd':
			set_radius_dir(autofree, optarg);
			break;
		case 'D':
			main_config.dictionary_dir = talloc_typed_strdup(NULL, optarg);
			break;
		case 'f':
			filename = optarg;
			break;
		case 'q':
			do_output = 0;
			break;
		case 'x':
			debug_flag++;
			fr_debug_flag++;
			break;

		case 'X':
#if 0
		  sha1_data_problems = 1; /* for debugging only */
#endif
		  break;



		case 'r':
			if (!isdigit((int) *optarg))
				usage();
			retries = atoi(optarg);
			break;
		case 'i':
			if (!isdigit((int) *optarg))
				usage();
			id = atoi(optarg);
			if ((id < 0) || (id > 255)) {
				usage();
			}
			break;
		case 's':
			do_summary = 1;
			break;
		case 't':
			if (!isdigit((int) *optarg))
				usage();
			timeout = atof(optarg);
			break;
		case 'v':
			printf("radeapclient: $Id: 69643e042c5a7c9053977756a5623e3c07598f2e $ built on " __DATE__ " at " __TIME__ "\n");
			exit(0);
			break;
	       case 'S':
		       fp = fopen(optarg, "r");
		       if (!fp) {
			       fprintf(stderr, "radclient: Error opening %s: %s\n",
				       optarg, fr_syserror(errno));
			       exit(1);
		       }
		       if (fgets(filesecret, sizeof(filesecret), fp) == NULL) {
			       fprintf(stderr, "radclient: Error reading %s: %s\n",
				       optarg, fr_syserror(errno));
			       exit(1);
		       }
		       fclose(fp);

		       /* truncate newline */
		       p = filesecret + strlen(filesecret) - 1;
		       while ((p >= filesecret) &&
			      (*p < ' ')) {
			       *p = '\0';
			       --p;
		       }

		       if (strlen(filesecret) < 2) {
			       fprintf(stderr, "radclient: Secret in %s is too short\n", optarg);
			       exit(1);
		       }
		       secret = filesecret;
		       break;
		case 'h':
		default:
			usage();
			break;
		}
	}
	argc -= (optind - 1);
	argv += (optind - 1);

	if ((argc < 3)  ||
	    ((!secret) && (argc < 4))) {
		usage();
	}

	if (!main_config.dictionary_dir) {
		main_config.dictionary_dir = DICTDIR;
	}

	/*
	 *	Read the distribution dictionaries first, then
	 *	the ones in raddb.
	 */
	DEBUG2("including dictionary file %s/%s", main_config.dictionary_dir, RADIUS_DICTIONARY);
	if (dict_init(main_config.dictionary_dir, RADIUS_DICTIONARY) != 0) {
		ERROR("Errors reading dictionary: %s",
		      fr_strerror());
		exit(1);
	}

	/*
	 *	It's OK if this one doesn't exist.
	 */
	int rcode = dict_read(radius_dir, RADIUS_DICTIONARY);
	if (rcode == -1) {
		ERROR("Errors reading %s/%s: %s", radius_dir, RADIUS_DICTIONARY,
		      fr_strerror());
		exit(1);
	}

	/*
	 *	We print this after reading it.  That way if
	 *	it doesn't exist, it's OK, and we don't print
	 *	anything.
	 */
	if (rcode == 0) {
		DEBUG2("including dictionary file %s/%s", radius_dir, RADIUS_DICTIONARY);
	}

	req = rad_alloc(NULL, 1);
	if (!req) {
		fr_perror("radclient");
		exit(1);
	}

#if 0
	{
		FILE *randinit;

		if((randinit = fopen("/dev/urandom", "r")) == NULL)
		{
			perror("/dev/urandom");
		} else {
			fread(randctx.randrsl, 256, 1, randinit);
			fclose(randinit);
		}
	}
	fr_randinit(&randctx, 1);
#endif

	req->id = id;

	/*
	 *	Resolve hostname.
	 */
	if (force_af == AF_UNSPEC) force_af = AF_INET;
	req->dst_ipaddr.af = force_af;
	if (strcmp(argv[1], "-") != 0) {
		char const *hostname = argv[1];
		char const *portname = argv[1];
		char buffer[256];

		if (*argv[1] == '[') { /* IPv6 URL encoded */
			p = strchr(argv[1], ']');
			if ((size_t) (p - argv[1]) >= sizeof(buffer)) {
				usage();
			}

			memcpy(buffer, argv[1] + 1, p - argv[1] - 1);
			buffer[p - argv[1] - 1] = '\0';

			hostname = buffer;
			portname = p + 1;

		}
		p = strchr(portname, ':');
		if (p && (strchr(p + 1, ':') == NULL)) {
			*p = '\0';
			portname = p + 1;
		} else {
			portname = NULL;
		}

		if (ip_hton(&req->dst_ipaddr, force_af, hostname, false) < 0) {
			fprintf(stderr, "radclient: Failed to find IP address for host %s: %s\n", hostname, fr_syserror(errno));
			exit(1);
		}

		/*
		 *	Strip port from hostname if needed.
		 */
		if (portname) port = atoi(portname);
	}

	/*
	 *	See what kind of request we want to send.
	 */
	if (strcmp(argv[2], "auth") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_CODE_AUTHENTICATION_REQUEST;

	} else if (strcmp(argv[2], "acct") == 0) {
		if (port == 0) port = getport("radacct");
		if (port == 0) port = PW_ACCT_UDP_PORT;
		req->code = PW_CODE_ACCOUNTING_REQUEST;
		do_summary = 0;

	} else if (strcmp(argv[2], "status") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_CODE_STATUS_SERVER;

	} else if (strcmp(argv[2], "disconnect") == 0) {
		if (port == 0) port = PW_POD_UDP_PORT;
		req->code = PW_CODE_DISCONNECT_REQUEST;

	} else if (isdigit((int) argv[2][0])) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = atoi(argv[2]);
	} else {
		usage();
	}
	req->dst_port = port;

	/*
	 *	Add the secret.
	 */
	if (argv[3]) secret = argv[3];

	/*
	 *	Read valuepairs.
	 *	Maybe read them, from stdin, if there's no
	 *	filename, or if the filename is '-'.
	 */
	if (filename && (strcmp(filename, "-") != 0)) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, fr_syserror(errno));
			exit(1);
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Send request.
	 */
	if ((req->sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
		perror("radclient: socket: ");
		exit(1);
	}

	while(!filedone) {
		if (req->vps) pairfree(&req->vps);
		if (readvp2(&req->vps, NULL, fp, &filedone) < 0) {
			fr_perror("radeapclient");
			break;
		}

		sendrecv_eap(req);
	}

	if(do_summary) {
		printf("\n\t   Total approved auths:  %d\n", totalapp);
		printf("\t     Total denied auths:  %d\n", totaldeny);
	}

	talloc_free(autofree);

	return 0;
}

/*
 * given a radius request with some attributes in the EAP range, build
 * them all into a single EAP-Message body.
 *
 * Note that this function will build multiple EAP-Message bodies
 * if there are multiple eligible EAP-types. This is incorrect, as the
 * recipient will in fact concatenate them.
 *
 * XXX - we could break the loop once we process one type. Maybe this
 *       just deserves an assert?
 *
 */
static void map_eap_methods(RADIUS_PACKET *req)
{
	VALUE_PAIR *vp, *vpnext;
	int id, eapcode;
	int eap_method;

	eap_packet_t *pt_ep = talloc_zero(req, eap_packet_t);

	vp = pairfind(req->vps, ATTRIBUTE_EAP_ID, 0, TAG_ANY);
	if(!vp) {
		id = ((int)getpid() & 0xff);
	} else {
		id = vp->vp_integer;
	}

	vp = pairfind(req->vps, ATTRIBUTE_EAP_CODE, 0, TAG_ANY);
	if(!vp) {
		eapcode = PW_EAP_REQUEST;
	} else {
		eapcode = vp->vp_integer;
	}

	for(vp = req->vps; vp != NULL; vp = vpnext) {
		/* save it in case it changes! */
		vpnext = vp->next;

		if(vp->da->attr >= ATTRIBUTE_EAP_BASE &&
		   vp->da->attr < ATTRIBUTE_EAP_BASE+256) {
			break;
		}
	}

	if(!vp) {
		return;
	}

	eap_method = vp->da->attr - ATTRIBUTE_EAP_BASE;

	switch(eap_method) {
	case PW_EAP_IDENTITY:
	case PW_EAP_NOTIFICATION:
	case PW_EAP_NAK:
	case PW_EAP_MD5:
	case PW_EAP_OTP:
	case PW_EAP_GTC:
	case PW_EAP_TLS:
	case PW_EAP_LEAP:
	case PW_EAP_TTLS:
	case PW_EAP_PEAP:
	default:
		/*
		 * no known special handling, it is just encoded as an
		 * EAP-message with the given type.
		 */

		/* nuke any existing EAP-Messages */
		pairdelete(&req->vps, PW_EAP_MESSAGE, 0, TAG_ANY);

		pt_ep->code = eapcode;
		pt_ep->id = id;
		pt_ep->type.num = eap_method;
		pt_ep->type.length = vp->length;

		pt_ep->type.data = talloc_memdup(vp, vp->vp_octets, vp->length);
		talloc_set_type(pt_ep->type.data, uint8_t);

		eap_basic_compose(req, pt_ep);
	}
}
Ejemplo n.º 10
0
int main(int argc, char **argv)
{
	RADIUS_PACKET *req;
	char *p;
	int c;
	int port = 0;
	char *filename = NULL;
	FILE *fp;
	int count = 1;
	int id;
	int force_af = AF_UNSPEC;

	id = ((int)getpid() & 0xff);
	fr_debug_flag = 0;

	radlog_dest = L_DST_STDERR;

	while ((c = getopt(argc, argv, "46c:d:f:hi:qst:r:S:xXv")) != EOF)
	{
		switch(c) {
		case '4':
			force_af = AF_INET;
			break;
		case '6':
			force_af = AF_INET6;
			break;
		case 'c':
			if (!isdigit((int) *optarg))
				usage();
			count = atoi(optarg);
			break;
		case 'd':
			radius_dir = strdup(optarg);
			break;
		case 'f':
			filename = optarg;
			break;
		case 'q':
			do_output = 0;
			break;
		case 'x':
			debug_flag++;
			fr_debug_flag++;
			break;

		case 'X':
#if 0
		  sha1_data_problems = 1; /* for debugging only */
#endif
		  break;



		case 'r':
			if (!isdigit((int) *optarg))
				usage();
			retries = atoi(optarg);
			break;
		case 'i':
			if (!isdigit((int) *optarg))
				usage();
			id = atoi(optarg);
			if ((id < 0) || (id > 255)) {
				usage();
			}
			break;
		case 's':
			do_summary = 1;
			break;
		case 't':
			if (!isdigit((int) *optarg))
				usage();
			timeout = atof(optarg);
			break;
		case 'v':
			printf("radclient: $Id: 5b775f9943b9ba7fca66ce3ed72f1e7629a2f9f3 $ built on " __DATE__ " at " __TIME__ "\n");
			exit(0);
			break;
	       case 'S':
		       fp = fopen(optarg, "r");
		       if (!fp) {
			       fprintf(stderr, "radclient: Error opening %s: %s\n",
				       optarg, strerror(errno));
			       exit(1);
		       }
		       if (fgets(filesecret, sizeof(filesecret), fp) == NULL) {
			       fprintf(stderr, "radclient: Error reading %s: %s\n",
				       optarg, strerror(errno));
			       exit(1);
		       }
		       fclose(fp);

		       /* truncate newline */
		       p = filesecret + strlen(filesecret) - 1;
		       while ((p >= filesecret) &&
			      (*p < ' ')) {
			       *p = '\0';
			       --p;
		       }

		       if (strlen(filesecret) < 2) {
			       fprintf(stderr, "radclient: Secret in %s is too short\n", optarg);
			       exit(1);
		       }
		       secret = filesecret;
		       break;
		case 'h':
		default:
			usage();
			break;
		}
	}
	argc -= (optind - 1);
	argv += (optind - 1);

	if ((argc < 3)  ||
	    ((!secret) && (argc < 4))) {
		usage();
	}

	if (!radius_dir) radius_dir = strdup(RADDBDIR);

	if (dict_init(radius_dir, RADIUS_DICTIONARY) < 0) {
		fr_perror("radclient");
		return 1;
	}

	req = rad_alloc(NULL, 1);
	if (!req) {
		fr_perror("radclient");
		exit(1);
	}

#if 0
	{
		FILE *randinit;

		if((randinit = fopen("/dev/urandom", "r")) == NULL)
		{
			perror("/dev/urandom");
		} else {
			fread(randctx.randrsl, 256, 1, randinit);
			fclose(randinit);
		}
	}
	fr_randinit(&randctx, 1);
#endif

	req->id = id;

	/*
	 *	Resolve hostname.
	 */
	if (force_af == AF_UNSPEC) force_af = AF_INET;
	req->dst_ipaddr.af = force_af;
	if (strcmp(argv[1], "-") != 0) {
		char const *hostname = argv[1];
		char const *portname = argv[1];
		char buffer[256];

		if (*argv[1] == '[') { /* IPv6 URL encoded */
			p = strchr(argv[1], ']');
			if ((size_t) (p - argv[1]) >= sizeof(buffer)) {
				usage();
			}

			memcpy(buffer, argv[1] + 1, p - argv[1] - 1);
			buffer[p - argv[1] - 1] = '\0';

			hostname = buffer;
			portname = p + 1;

		}
		p = strchr(portname, ':');
		if (p && (strchr(p + 1, ':') == NULL)) {
			*p = '\0';
			portname = p + 1;
		} else {
			portname = NULL;
		}

		if (ip_hton(hostname, force_af, &req->dst_ipaddr) < 0) {
			fprintf(stderr, "radclient: Failed to find IP address for host %s: %s\n", hostname, strerror(errno));
			exit(1);
		}

		/*
		 *	Strip port from hostname if needed.
		 */
		if (portname) port = atoi(portname);
	}

	/*
	 *	See what kind of request we want to send.
	 */
	if (strcmp(argv[2], "auth") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_AUTHENTICATION_REQUEST;

	} else if (strcmp(argv[2], "acct") == 0) {
		if (port == 0) port = getport("radacct");
		if (port == 0) port = PW_ACCT_UDP_PORT;
		req->code = PW_ACCOUNTING_REQUEST;
		do_summary = 0;

	} else if (strcmp(argv[2], "status") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_STATUS_SERVER;

	} else if (strcmp(argv[2], "disconnect") == 0) {
		if (port == 0) port = PW_POD_UDP_PORT;
		req->code = PW_DISCONNECT_REQUEST;

	} else if (isdigit((int) argv[2][0])) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = atoi(argv[2]);
	} else {
		usage();
	}
	req->dst_port = port;

	/*
	 *	Add the secret.
	 */
	if (argv[3]) secret = argv[3];

	/*
	 *	Read valuepairs.
	 *	Maybe read them, from stdin, if there's no
	 *	filename, or if the filename is '-'.
	 */
	if (filename && (strcmp(filename, "-") != 0)) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, strerror(errno));
			exit(1);
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Send request.
	 */
	if ((req->sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
		perror("radclient: socket: ");
		exit(1);
	}

	while(!filedone) {
		if(req->vps) pairfree(&req->vps);

		if ((req->vps = readvp2(fp, &filedone, "radeapclient:"))
		    == NULL) {
			break;
		}

		sendrecv_eap(req);
	}

	free(radius_dir);
	if(do_summary) {
		printf("\n\t   Total approved auths:  %d\n", totalapp);
		printf("\t     Total denied auths:  %d\n", totaldeny);
	}
	return 0;
}
Ejemplo n.º 11
0
/*
 *	Initialize a radclient data structure and add it to
 *	the global linked list.
 */
static int radclient_init(TALLOC_CTX *ctx, rc_file_pair_t *files)
{
	FILE *packets, *filters = NULL;

	vp_cursor_t cursor;
	VALUE_PAIR *vp;
	rc_request_t *request;
	bool packets_done = false;
	uint64_t num = 0;

	assert(files->packets != NULL);

	/*
	 *	Determine where to read the VP's from.
	 */
	if (strcmp(files->packets, "-") != 0) {
		packets = fopen(files->packets, "r");
		if (!packets) {
			ERROR("Error opening %s: %s", files->packets, strerror(errno));
			return 0;
		}

		/*
		 *	Read in the pairs representing the expected response.
		 */
		if (files->filters) {
			filters = fopen(files->filters, "r");
			if (!filters) {
				ERROR("Error opening %s: %s", files->filters, strerror(errno));
				fclose(packets);
				return 0;
			}
		}
	} else {
		packets = stdin;
	}


	/*
	 *	Loop until the file is done.
	 */
	do {
		/*
		 *	Allocate it.
		 */
		request = talloc_zero(ctx, rc_request_t);
		if (!request) {
			ERROR("Out of memory");
			goto error;
		}
		talloc_set_destructor(request, _rc_request_free);

		request->packet = rad_alloc(request, 1);
		if (!request->packet) {
			ERROR("Out of memory");
			goto error;
		}

#ifdef WITH_TCP
		request->packet->src_ipaddr = client_ipaddr;
		request->packet->src_port = client_port;
		request->packet->dst_ipaddr = server_ipaddr;
		request->packet->dst_port = server_port;
		request->packet->proto = ipproto;
#endif

		request->files = files;
		request->packet->id = -1; /* allocate when sending */
		request->num = num++;

		/*
		 *	Read the request VP's.
		 */
		if (readvp2(&request->packet->vps, request->packet, packets, &packets_done) < 0) {
			ERROR("Error parsing \"%s\"", files->packets);
			goto error;
		}

		fr_cursor_init(&cursor, &request->filter);
		vp = fr_cursor_next_by_num(&cursor, PW_PACKET_TYPE, 0, TAG_ANY);
		if (vp) {
			fr_cursor_remove(&cursor);
			request->packet_code = vp->vp_integer;
			talloc_free(vp);
		} else {
			request->packet_code = packet_code; /* Use the default set on the command line */
		}

		/*
		 *	Read in filter VP's.
		 */
		if (filters) {
			bool filters_done;

			if (readvp2(&request->filter, request, filters, &filters_done) < 0) {
				ERROR("Error parsing \"%s\"", files->filters);
				goto error;
			}

			if (!request->filter) {
				goto error;
			}

			if (filters_done && !packets_done) {
				ERROR("Differing number of packets/filters in %s:%s "
				      "(too many requests))", files->packets, files->filters);
				goto error;
			}

			if (!filters_done && packets_done) {
				ERROR("Differing number of packets/filters in %s:%s "
				      "(too many filters))", files->packets, files->filters);
				goto error;
			}

			fr_cursor_init(&cursor, &request->filter);
			vp = fr_cursor_next_by_num(&cursor, PW_PACKET_TYPE, 0, TAG_ANY);
			if (vp) {
				fr_cursor_remove(&cursor);
				request->filter_code = vp->vp_integer;
				talloc_free(vp);
			}

			/*
			 *	xlat expansions aren't supported here
			 */
			for (vp = fr_cursor_init(&cursor, &request->filter);
			     vp;
			     vp = fr_cursor_next(&cursor)) {
				if (vp->type == VT_XLAT) {
					vp->type = VT_DATA;
					vp->vp_strvalue = vp->value.xlat;
				}
			}

			/*
			 *	This allows efficient list comparisons later
			 */
			pairsort(&request->filter, attrtagcmp);
		}

		/*
		 *	Determine the response code from the request (if not already set)
		 */
		if (!request->filter_code) {
			switch (request->packet_code) {
			case PW_CODE_AUTHENTICATION_REQUEST:
				request->filter_code = PW_CODE_AUTHENTICATION_ACK;
				break;

			case PW_CODE_ACCOUNTING_REQUEST:
				request->filter_code = PW_CODE_ACCOUNTING_RESPONSE;
				break;

			case PW_CODE_COA_REQUEST:
				request->filter_code = PW_CODE_COA_ACK;
				break;

			case PW_CODE_DISCONNECT_REQUEST:
				request->filter_code = PW_CODE_DISCONNECT_ACK;
				break;

			default:
				break;
			}
		}

		/*
		 *	Keep a copy of the the User-Password attribute.
		 */
		if ((vp = pairfind(request->packet->vps, PW_USER_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(request->password, vp->vp_strvalue,
				sizeof(request->password));
		/*
		 *	Otherwise keep a copy of the CHAP-Password attribute.
		 */
		} else if ((vp = pairfind(request->packet->vps, PW_CHAP_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(request->password, vp->vp_strvalue,
				sizeof(request->password));

		} else if ((vp = pairfind(request->packet->vps, PW_MSCHAP_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(request->password, vp->vp_strvalue,
				sizeof(request->password));
		} else {
			request->password[0] = '\0';
		}

		/*
		 *	Fix up Digest-Attributes issues
		 */
		for (vp = fr_cursor_init(&cursor, &request->packet->vps);
		     vp;
		     vp = fr_cursor_next(&cursor)) {
			/*
			 *	Double quoted strings get marked up as xlat expansions,
			 *	but we don't support that in request.
			 */
			if (vp->type == VT_XLAT) {
				vp->vp_strvalue = vp->value.xlat;
				vp->value.xlat = NULL;
				vp->type = VT_DATA;
			}

			if (!vp->da->vendor) switch (vp->da->attr) {
			default:
				break;

				/*
				 *	Allow it to set the packet type in
				 *	the attributes read from the file.
				 */
			case PW_PACKET_TYPE:
				request->packet->code = vp->vp_integer;
				break;

			case PW_PACKET_DST_PORT:
				request->packet->dst_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_DST_IP_ADDRESS:
				request->packet->dst_ipaddr.af = AF_INET;
				request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_DST_IPV6_ADDRESS:
				request->packet->dst_ipaddr.af = AF_INET6;
				request->packet->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_PACKET_SRC_PORT:
				request->packet->src_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_SRC_IP_ADDRESS:
				request->packet->src_ipaddr.af = AF_INET;
				request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_SRC_IPV6_ADDRESS:
				request->packet->src_ipaddr.af = AF_INET6;
				request->packet->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_DIGEST_REALM:
			case PW_DIGEST_NONCE:
			case PW_DIGEST_METHOD:
			case PW_DIGEST_URI:
			case PW_DIGEST_QOP:
			case PW_DIGEST_ALGORITHM:
			case PW_DIGEST_BODY_DIGEST:
			case PW_DIGEST_CNONCE:
			case PW_DIGEST_NONCE_COUNT:
			case PW_DIGEST_USER_NAME:
				/* overlapping! */
				{
					DICT_ATTR const *da;
					uint8_t *p, *q;

					p = talloc_array(vp, uint8_t, vp->length + 2);

					memcpy(p + 2, vp->vp_octets, vp->length);
					p[0] = vp->da->attr - PW_DIGEST_REALM + 1;
					vp->length += 2;
					p[1] = vp->length;

					da = dict_attrbyvalue(PW_DIGEST_ATTRIBUTES, 0);
					if (!da) {
						ERROR("Out of memory");
						goto error;
					}
					vp->da = da;

					/*
					 *	Re-do pairmemsteal ourselves,
					 *	because we play games with
					 *	vp->da, and pairmemsteal goes
					 *	to GREAT lengths to sanitize
					 *	and fix and change and
					 *	double-check the various
					 *	fields.
					 */
					memcpy(&q, &vp->vp_octets, sizeof(q));
					talloc_free(q);

					vp->vp_octets = talloc_steal(vp, p);
					vp->type = VT_DATA;

					VERIFY_VP(vp);
				}

				break;
			}
		} /* loop over the VP's we read in */

		/*
		 *	Automatically set the port if we don't have a global
		 *	or packet specific one.
		 */
		if ((server_port == 0) && (request->packet->dst_port == 0)) {
			radclient_get_port(request->packet->code, &request->packet->dst_port);
		}

		/*
		 *	Add it to the tail of the list.
		 */
		if (!request_head) {
			assert(rc_request_tail == NULL);
			request_head = request;
			request->prev = NULL;
		} else {
			assert(rc_request_tail->next == NULL);
			rc_request_tail->next = request;
			request->prev = rc_request_tail;
		}
		rc_request_tail = request;
		request->next = NULL;

	} while (!packets_done); /* loop until the file is done. */

	if (packets != stdin) fclose(packets);
	if (filters) fclose(filters);

	/*
	 *	And we're done.
	 */
	return 1;

error:
	talloc_free(request);

	if (packets != stdin) fclose(packets);
	if (filters) fclose(filters);

	return 0;
}
Ejemplo n.º 12
0
main(int argc, char *argv[])
{
	int filedone;
	RADIUS_PACKET *req,*req2;
	VALUE_PAIR *vp, *vpkey, *vpextra;
	extern unsigned int sha1_data_problems;

	req = NULL;
	req2 = NULL;
	filedone = 0;

	if(argc>1) {
	  sha1_data_problems = 1;
	}

	if (dict_init(radius_dir, RADIUS_DICTIONARY) < 0) {
		ERROR("%s", fr_strerror());
		return 1;
	}

	req = rad_alloc(NULL, true)
	if (!req) {
		ERROR("%s", fr_strerror());
		exit(1);
	}

	req2 = rad_alloc(NULL, true);
	if (!req2) {
		ERROR("%s", fr_strerror());
		exit(1);
	}

	while(!filedone) {
		if (req->vps) pairfree(&req->vps);
		if (req2->vps) pairfree(&req2->vps);

		if (readvp2(&req->vps, NULL, stdin, &filedone) < 0) {
			ERROR("%s", fr_strerror());
			break;
		}

		if (fr_debug_flag > 1) {
			DEBUG("Read:");
			vp_printlist(stdout, req->vps);
		}

		map_eapsim_types(req);
		map_eap_methods(req);

		if (fr_debug_flag > 1) {
			DEBUG("Mapped to:");
			vp_printlist(stdout, req->vps);
		}

		/* find the EAP-Message, copy it to req2 */
		vp = paircopy2(NULL, req->vps, PW_EAP_MESSAGE, 0, TAG_ANY);

		if(!vp) continue;

		pairadd(&req2->vps, vp);

		/* only call unmap for sim types here */
		unmap_eap_methods(req2);
		unmap_eapsim_types(req2);

		if (fr_debug_flag > 1) {
			DEBUG("Unmapped to:");
			vp_printlist(stdout, req2->vps);
		}

		vp = pairfind(req2->vps, PW_EAP_SIM_MAC, 0, TAG_ANY);
		vpkey   = pairfind(req->vps, PW_EAP_SIM_KEY, 0, TAG_ANY);
		vpextra = pairfind(req->vps, PW_EAP_SIM_EXTRA, 0, TAG_ANY);

		if(vp != NULL && vpkey != NULL && vpextra!=NULL) {
			uint8_t calcmac[16];

			/* find the EAP-Message, copy it to req2 */

			memset(calcmac, 0, sizeof(calcmac));
			DEBUG("Confirming MAC...");
			if(eapsim_checkmac(req2->vps, vpkey->vp_strvalue,
					   vpextra->vp_strvalue, vpextra->length,
					   calcmac)) {
				DEBUG("succeed");
			} else {
				int i, j;

				DEBUG("calculated MAC (");
				for (i = 0; i < 20; i++) {
					if(j==4) {
						DEBUG("_");
						j=0;
					}
					j++;

					DEBUG("%02x", calcmac[i]);
				}
				DEBUG("did not match");
			}
		}

		fflush(stdout);
	}
}
Ejemplo n.º 13
0
/*
 *	Initialize a radclient data structure
 */
static radclient_t *radclient_init(char * auth_statement)
{
    VALUE_PAIR *vp;
    radclient_t *start, *radclient, *prev = NULL;
    int filedone = 0;
    int packet_number = 1;

    start = NULL;
    /*
     *	Determine where to read the VP's from.
     */

    /*
     *	Loop until the file is done.
     */
    /*
     *	Allocate it.
     */
    radclient = malloc(sizeof(*radclient));
    memset(radclient, 0, sizeof(*radclient));

    radclient->request = rad_alloc(1);

    radclient->request->id = -1; /* allocate when sending */
    radclient->packet_number = packet_number++;

    /*
     *	Read the VP's.
     */
    radclient->request->vps = readvp2(auth_statement, &filedone, "radclient: X");
    if (!radclient->request->vps)
    {
        radclient_free(radclient);
        return radclient; /* done: return the list */
    }

    /*
     *	Keep a copy of the the User-Password attribute.
     */
    if ((vp = pairfind(radclient->request->vps, PW_PASSWORD)) != NULL)
    {
        strNcpy(radclient->password, (char *)vp->strvalue, sizeof(radclient->password));
        /*
         *	Otherwise keep a copy of the CHAP-Password attribute.
         */
    }
    else if ((vp = pairfind(radclient->request->vps, PW_CHAP_PASSWORD)) != NULL)
    {
        strNcpy(radclient->password, (char *)vp->strvalue, sizeof(radclient->password));
    }
    else
    {
        radclient->password[0] = '\0';
    }

    /*
     *  Fix up Digest-Attributes issues
     */
    for (vp = radclient->request->vps; vp != NULL; vp = vp->next)
    {
        switch (vp->attribute)
        {
        default:
            break;

            /*
             *	Allow it to set the packet type in
             *	the attributes read from the file.
             */
        case PW_PACKET_TYPE:
            radclient->request->code = vp->lvalue;
            break;

        case PW_PACKET_DST_PORT:
            radclient->request->dst_port = (vp->lvalue & 0xffff);
            break;

        case PW_DIGEST_REALM:
        case PW_DIGEST_NONCE:
        case PW_DIGEST_METHOD:
        case PW_DIGEST_URI:
        case PW_DIGEST_QOP:
        case PW_DIGEST_ALGORITHM:
        case PW_DIGEST_BODY_DIGEST:
        case PW_DIGEST_CNONCE:
        case PW_DIGEST_NONCE_COUNT:
        case PW_DIGEST_USER_NAME:
            /* overlapping! */
            memmove(&vp->strvalue[2], &vp->strvalue[0], vp->length);
            vp->strvalue[0] = vp->attribute - PW_DIGEST_REALM + 1;
            vp->length += 2;
            vp->strvalue[1] = vp->length;
            vp->attribute = PW_DIGEST_ATTRIBUTES;
            break;
        }
    } /* loop over the VP's we read in */

    if (!start)
    {
        start = radclient;
        prev = start;
    }
    else
    {
        prev->next = radclient;
        radclient->prev = prev;
        prev = radclient;
    }

    /*
     *	And we're done.
     */
    return radclient;
}
Ejemplo n.º 14
0
/*
 *	Initialize a radclient data structure and add it to
 *	the global linked list.
 */
static int radclient_init(char const *filename)
{
	FILE *fp;
	vp_cursor_t cursor;
	VALUE_PAIR *vp;
	radclient_t *radclient;
	int filedone = 0;
	int packet_number = 1;

	assert(filename != NULL);

	/*
	 *	Determine where to read the VP's from.
	 */
	if (strcmp(filename, "-") != 0) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, strerror(errno));
			return 0;
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Loop until the file is done.
	 */
	do {
		/*
		 *	Allocate it.
		 */
		radclient = malloc(sizeof(*radclient));
		if (!radclient) {
			goto oom;
		}
		memset(radclient, 0, sizeof(*radclient));

		radclient->request = rad_alloc(NULL, 1);
		if (!radclient->request) {
			goto oom;
		}

#ifdef WITH_TCP
		radclient->request->src_ipaddr = client_ipaddr;
		radclient->request->src_port = client_port;
		radclient->request->dst_ipaddr = server_ipaddr;
		radclient->request->dst_port = server_port;
#endif

		radclient->filename = filename;
		radclient->request->id = -1; /* allocate when sending */
		radclient->packet_number = packet_number++;

		/*
		 *	Read the VP's.
		 */
		radclient->request->vps = readvp2(NULL, fp, &filedone, "radclient:");
		if (!radclient->request->vps) {
			rad_free(&radclient->request);
			free(radclient);
			if (fp != stdin) fclose(fp);
			return 1;
		}

		/*
		 *	Keep a copy of the the User-Password attribute.
		 */
		if ((vp = pairfind(radclient->request->vps, PW_USER_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));
			/*
			 *	Otherwise keep a copy of the CHAP-Password attribute.
			 */
		} else if ((vp = pairfind(radclient->request->vps, PW_CHAP_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));

		} else if ((vp = pairfind(radclient->request->vps, PW_MSCHAP_PASSWORD, 0, TAG_ANY)) != NULL) {
			strlcpy(radclient->password, vp->vp_strvalue,
				sizeof(radclient->password));
		} else {
			radclient->password[0] = '\0';
		}

		/*
		 *	Fix up Digest-Attributes issues
		 */
		for (vp = paircursor(&cursor, &radclient->request->vps);
		     vp;
		     vp = pairnext(&cursor)) {
		     	/*
		     	 *	Double quoted strings get marked up as xlat expansions,
		     	 *	but we don't support that in radclient.
		     	 */
			if (vp->type == VT_XLAT) {
				vp->vp_strvalue = vp->value.xlat;
				vp->value.xlat = NULL;
				vp->type = VT_DATA;
			}

			if (!vp->da->vendor) switch (vp->da->attr) {
			default:
				break;

				/*
				 *	Allow it to set the packet type in
				 *	the attributes read from the file.
				 */
			case PW_PACKET_TYPE:
				radclient->request->code = vp->vp_integer;
				break;

			case PW_PACKET_DST_PORT:
				radclient->request->dst_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_DST_IP_ADDRESS:
				radclient->request->dst_ipaddr.af = AF_INET;
				radclient->request->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_DST_IPV6_ADDRESS:
				radclient->request->dst_ipaddr.af = AF_INET6;
				radclient->request->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_PACKET_SRC_PORT:
				radclient->request->src_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_SRC_IP_ADDRESS:
				radclient->request->src_ipaddr.af = AF_INET;
				radclient->request->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				break;

			case PW_PACKET_SRC_IPV6_ADDRESS:
				radclient->request->src_ipaddr.af = AF_INET6;
				radclient->request->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				break;

			case PW_DIGEST_REALM:
			case PW_DIGEST_NONCE:
			case PW_DIGEST_METHOD:
			case PW_DIGEST_URI:
			case PW_DIGEST_QOP:
			case PW_DIGEST_ALGORITHM:
			case PW_DIGEST_BODY_DIGEST:
			case PW_DIGEST_CNONCE:
			case PW_DIGEST_NONCE_COUNT:
			case PW_DIGEST_USER_NAME:
				/* overlapping! */
				{
					DICT_ATTR const *da;
					uint8_t *p;

					p = talloc_array(vp, uint8_t, vp->length + 2);

					memcpy(p + 2, vp->vp_octets, vp->length);
					p[0] = vp->da->attr - PW_DIGEST_REALM + 1;
					vp->length += 2;
					p[1] = vp->length;
//					talloc_free(vp->vp_octets);
					vp->vp_octets = p;

					da = dict_attrbyvalue(PW_DIGEST_ATTRIBUTES, 0);
					if (!da) {
						goto oom;
					}

					vp->da = da;
				}

				break;
			}
		} /* loop over the VP's we read in */

		/*
		 *	Add it to the tail of the list.
		 */
		if (!radclient_head) {
			assert(radclient_tail == NULL);
			radclient_head = radclient;
			radclient->prev = NULL;
		} else {
			assert(radclient_tail->next == NULL);
			radclient_tail->next = radclient;
			radclient->prev = radclient_tail;
		}
		radclient_tail = radclient;
		radclient->next = NULL;

	} while (!filedone); /* loop until the file is done. */

	if (fp != stdin) fclose(fp);

	/*
	 *	And we're done.
	 */
	return 1;

	oom:
	fprintf(stderr, "radclient: Out of memory\n");
	free(radclient);
	if (fp != stdin) fclose(fp);
	return 0;
}
Ejemplo n.º 15
0
/*
 *	Initialize a radclient data structure and add it to
 *	the global linked list.
 */
static int radclient_init(TALLOC_CTX *ctx, rc_file_pair_t *files)
{
	FILE *packets, *filters = NULL;

	vp_cursor_t cursor;
	VALUE_PAIR *vp;
	rc_request_t *request;
	bool packets_done = false;
	uint64_t num = 0;

	assert(files->packets != NULL);

	/*
	 *	Determine where to read the VP's from.
	 */
	if (strcmp(files->packets, "-") != 0) {
		packets = fopen(files->packets, "r");
		if (!packets) {
			ERROR("Error opening %s: %s", files->packets, strerror(errno));
			return 0;
		}

		/*
		 *	Read in the pairs representing the expected response.
		 */
		if (files->filters) {
			filters = fopen(files->filters, "r");
			if (!filters) {
				ERROR("Error opening %s: %s", files->filters, strerror(errno));
				fclose(packets);
				return 0;
			}
		}
	} else {
		packets = stdin;
	}


	/*
	 *	Loop until the file is done.
	 */
	do {
		/*
		 *	Allocate it.
		 */
		request = talloc_zero(ctx, rc_request_t);
		if (!request) {
			ERROR("Out of memory");
			goto error;
		}

		request->packet = rad_alloc(request, true);
		if (!request->packet) {
			ERROR("Out of memory");
			goto error;
		}

#ifdef WITH_TCP
		request->packet->src_ipaddr = client_ipaddr;
		request->packet->src_port = client_port;
		request->packet->dst_ipaddr = server_ipaddr;
		request->packet->dst_port = server_port;
		request->packet->proto = ipproto;
#endif

		request->files = files;
		request->packet->id = -1; /* allocate when sending */
		request->num = num++;

		/*
		 *	Read the request VP's.
		 */
		if (readvp2(request->packet, &request->packet->vps, packets, &packets_done) < 0) {
			char const *input;

			if ((files->packets[0] == '-') && (files->packets[1] == '\0')) {
				input = "stdin";
			} else {
				input = files->packets;
			}

			REDEBUG("Error parsing \"%s\"", input);
			goto error;
		}

		/*
		 *	Skip empty entries
		 */
		if (!request->packet->vps) {
			talloc_free(request);
			continue;
		}

		/*
		 *	Read in filter VP's.
		 */
		if (filters) {
			bool filters_done;

			if (readvp2(request, &request->filter, filters, &filters_done) < 0) {
				REDEBUG("Error parsing \"%s\"", files->filters);
				goto error;
			}

			if (filters_done && !packets_done) {
				REDEBUG("Differing number of packets/filters in %s:%s "
				        "(too many requests))", files->packets, files->filters);
				goto error;
			}

			if (!filters_done && packets_done) {
				REDEBUG("Differing number of packets/filters in %s:%s "
				        "(too many filters))", files->packets, files->filters);
				goto error;
			}

			/*
			 *	xlat expansions aren't supported here
			 */
			for (vp = fr_cursor_init(&cursor, &request->filter);
			     vp;
			     vp = fr_cursor_next(&cursor)) {
				if (vp->type == VT_XLAT) {
					vp->type = VT_DATA;
					vp->vp_strvalue = vp->xlat;
					vp->vp_length = talloc_array_length(vp->vp_strvalue) - 1;
				}

				if (vp->da->vendor == 0 ) switch (vp->da->attr) {
				case PW_RESPONSE_PACKET_TYPE:
				case PW_PACKET_TYPE:
					fr_cursor_remove(&cursor);	/* so we don't break the filter */
					request->filter_code = vp->vp_integer;
					talloc_free(vp);

				default:
					break;
				}
			}

			/*
			 *	This allows efficient list comparisons later
			 */
			pairsort(&request->filter, attrtagcmp);
		}

		request->password[0] = '\0';
		/*
		 *	Process special attributes
		 */
		for (vp = fr_cursor_init(&cursor, &request->packet->vps);
		     vp;
		     vp = fr_cursor_next(&cursor)) {
			/*
			 *	Double quoted strings get marked up as xlat expansions,
			 *	but we don't support that in request.
			 */
			if (vp->type == VT_XLAT) {
				vp->type = VT_DATA;
				vp->vp_strvalue = vp->xlat;
				vp->vp_length = talloc_array_length(vp->vp_strvalue) - 1;
			}

			if (!vp->da->vendor) switch (vp->da->attr) {
			default:
				break;

			/*
			 *	Allow it to set the packet type in
			 *	the attributes read from the file.
			 */
			case PW_PACKET_TYPE:
				request->packet->code = vp->vp_integer;
				break;

			case PW_RESPONSE_PACKET_TYPE:
				request->filter_code = vp->vp_integer;
				break;

			case PW_PACKET_DST_PORT:
				request->packet->dst_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_DST_IP_ADDRESS:
				request->packet->dst_ipaddr.af = AF_INET;
				request->packet->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				request->packet->dst_ipaddr.prefix = 32;
				break;

			case PW_PACKET_DST_IPV6_ADDRESS:
				request->packet->dst_ipaddr.af = AF_INET6;
				request->packet->dst_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				request->packet->dst_ipaddr.prefix = 128;
				break;

			case PW_PACKET_SRC_PORT:
				if ((vp->vp_integer < 1024) ||
				    (vp->vp_integer > 65535)) {
					ERROR("Invalid value '%u' for Packet-Src-Port", vp->vp_integer);
					goto error;
				}
				request->packet->src_port = (vp->vp_integer & 0xffff);
				break;

			case PW_PACKET_SRC_IP_ADDRESS:
				request->packet->src_ipaddr.af = AF_INET;
				request->packet->src_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
				request->packet->src_ipaddr.prefix = 32;
				break;

			case PW_PACKET_SRC_IPV6_ADDRESS:
				request->packet->src_ipaddr.af = AF_INET6;
				request->packet->src_ipaddr.ipaddr.ip6addr = vp->vp_ipv6addr;
				request->packet->src_ipaddr.prefix = 128;
				break;

			case PW_DIGEST_REALM:
			case PW_DIGEST_NONCE:
			case PW_DIGEST_METHOD:
			case PW_DIGEST_URI:
			case PW_DIGEST_QOP:
			case PW_DIGEST_ALGORITHM:
			case PW_DIGEST_BODY_DIGEST:
			case PW_DIGEST_CNONCE:
			case PW_DIGEST_NONCE_COUNT:
			case PW_DIGEST_USER_NAME:
			/* overlapping! */
			{
				DICT_ATTR const *da;
				uint8_t *p, *q;

				p = talloc_array(vp, uint8_t, vp->vp_length + 2);

				memcpy(p + 2, vp->vp_octets, vp->vp_length);
				p[0] = vp->da->attr - PW_DIGEST_REALM + 1;
				vp->vp_length += 2;
				p[1] = vp->vp_length;

				da = dict_attrbyvalue(PW_DIGEST_ATTRIBUTES, 0);
				if (!da) {
					ERROR("Out of memory");
					goto error;
				}
				vp->da = da;

				/*
				 *	Re-do pairmemsteal ourselves,
				 *	because we play games with
				 *	vp->da, and pairmemsteal goes
				 *	to GREAT lengths to sanitize
				 *	and fix and change and
				 *	double-check the various
				 *	fields.
				 */
				memcpy(&q, &vp->vp_octets, sizeof(q));
				talloc_free(q);

				vp->vp_octets = talloc_steal(vp, p);
				vp->type = VT_DATA;

				VERIFY_VP(vp);
			}
				break;

			/*
			 *	Keep a copy of the the password attribute.
			 */
			case PW_USER_PASSWORD:
			case PW_CHAP_PASSWORD:
			case PW_MS_CHAP_PASSWORD:
				strlcpy(request->password, vp->vp_strvalue, sizeof(request->password));
				break;

			case PW_RADCLIENT_TEST_NAME:
				request->name = vp->vp_strvalue;
				break;
			}
		} /* loop over the VP's we read in */

		/*
		 *	Use the default set on the command line
		 */
		if (request->packet->code == PW_CODE_UNDEFINED) request->packet->code = packet_code;

		/*
		 *	Default to the filename
		 */
		if (!request->name) request->name = request->files->packets;

		/*
		 *	Automatically set the response code from the request code
		 *	(if one wasn't already set).
		 */
		if (request->filter_code == PW_CODE_UNDEFINED) {
			switch (request->packet->code) {
			case PW_CODE_ACCESS_REQUEST:
				request->filter_code = PW_CODE_ACCESS_ACCEPT;
				break;

			case PW_CODE_ACCOUNTING_REQUEST:
				request->filter_code = PW_CODE_ACCOUNTING_RESPONSE;
				break;

			case PW_CODE_COA_REQUEST:
				request->filter_code = PW_CODE_COA_ACK;
				break;

			case PW_CODE_DISCONNECT_REQUEST:
				request->filter_code = PW_CODE_DISCONNECT_ACK;
				break;

			case PW_CODE_STATUS_SERVER:
				switch (radclient_get_code(request->packet->dst_port)) {
				case PW_CODE_ACCESS_REQUEST:
					request->filter_code = PW_CODE_ACCESS_ACCEPT;
					break;

				case PW_CODE_ACCOUNTING_REQUEST:
					request->filter_code = PW_CODE_ACCOUNTING_RESPONSE;
					break;

				default:
					REDEBUG("Can't determine expected response to Status-Server request, specify "
					        "a well known RADIUS port, or add a Response-Packet-Type attribute "
					        "to the request of filter");
					goto error;
				}
				break;

			case PW_CODE_UNDEFINED:
				REDEBUG("Both Packet-Type and Response-Packet-Type undefined, specify at least one, "
					"or a well known RADIUS port");
				goto error;

			default:
				REDEBUG("Can't determine expected Response-Packet-Type for Packet-Type %i",
					request->packet->code);
				goto error;
			}
		/*
		 *	Automatically set the request code from the response code
		 *	(if one wasn't already set).
		 */
		} else if (request->packet->code == PW_CODE_UNDEFINED) {
			switch (request->filter_code) {
			case PW_CODE_ACCESS_ACCEPT:
			case PW_CODE_ACCESS_REJECT:
				request->packet->code = PW_CODE_ACCESS_REQUEST;
				break;

			case PW_CODE_ACCOUNTING_RESPONSE:
				request->packet->code = PW_CODE_ACCOUNTING_REQUEST;
				break;

			case PW_CODE_DISCONNECT_ACK:
			case PW_CODE_DISCONNECT_NAK:
				request->packet->code = PW_CODE_DISCONNECT_REQUEST;
				break;

			case PW_CODE_COA_ACK:
			case PW_CODE_COA_NAK:
				request->packet->code = PW_CODE_COA_REQUEST;
				break;

			default:
				REDEBUG("Can't determine expected Packet-Type for Response-Packet-Type %i",
					request->filter_code);
				goto error;
			}
		}

		/*
		 *	Automatically set the dst port (if one wasn't already set).
		 */
		if (request->packet->dst_port == 0) {
			radclient_get_port(request->packet->code, &request->packet->dst_port);
			if (request->packet->dst_port == 0) {
				REDEBUG("Can't determine destination port");
				goto error;
			}
		}

		/*
		 *	Add it to the tail of the list.
		 */
		if (!request_head) {
			assert(rc_request_tail == NULL);
			request_head = request;
			request->prev = NULL;
		} else {
			assert(rc_request_tail->next == NULL);
			rc_request_tail->next = request;
			request->prev = rc_request_tail;
		}
		rc_request_tail = request;
		request->next = NULL;

		/*
		 *	Set the destructor so it removes itself from the
		 *	request list when freed. We don't set this until
		 *	the packet is actually in the list, else we trigger
		 *	the asserts in the free callback.
		 */
		talloc_set_destructor(request, _rc_request_free);
	} while (!packets_done); /* loop until the file is done. */

	if (packets != stdin) fclose(packets);
	if (filters) fclose(filters);

	/*
	 *	And we're done.
	 */
	return 1;

error:
	talloc_free(request);

	if (packets != stdin) fclose(packets);
	if (filters) fclose(filters);

	return 0;
}
Ejemplo n.º 16
0
int main(int argc, char **argv)
{
	RADIUS_PACKET *req;
	char *p;
	int c;
	int port = 0;
	char *filename = NULL;
	FILE *fp;
	int count = 1;
	int id;

	id = ((int)getpid() & 0xff);
	librad_debug = 0;

	radlog_dest = RADLOG_STDERR;

	while ((c = getopt(argc, argv, "c:d:f:hi:qst:r:S:xXv")) != EOF)
	{
		switch(c) {
		case 'c':
			if (!isdigit((int) *optarg))
				usage();
			count = atoi(optarg);
			break;
		case 'd':
			radius_dir = optarg;
			break;
		case 'f':
			filename = optarg;
			break;
		case 'q':
			do_output = 0;
			break;
		case 'x':
		        debug_flag++;
			librad_debug++;
			break;

		case 'X':
#if 0
		  sha1_data_problems = 1; /* for debugging only */
#endif
		  break;



		case 'r':
			if (!isdigit((int) *optarg))
				usage();
			retries = atoi(optarg);
			break;
		case 'i':
			if (!isdigit((int) *optarg))
				usage();
			id = atoi(optarg);
			if ((id < 0) || (id > 255)) {
				usage();
			}
			break;
		case 's':
			do_summary = 1;
			break;
		case 't':
			if (!isdigit((int) *optarg))
				usage();
			timeout = atof(optarg);
			break;
		case 'v':
			printf("radclient: $Id: radeapclient.c,v 1.7.4.5 2006/05/19 14:22:23 nbk Exp $ built on " __DATE__ " at " __TIME__ "\n");
			exit(0);
			break;
               case 'S':
		       fp = fopen(optarg, "r");
                       if (!fp) {
                               fprintf(stderr, "radclient: Error opening %s: %s\n",
                                       optarg, strerror(errno));
                               exit(1);
                       }
                       if (fgets(filesecret, sizeof(filesecret), fp) == NULL) {
                               fprintf(stderr, "radclient: Error reading %s: %s\n",
                                       optarg, strerror(errno));
                               exit(1);
                       }
		       fclose(fp);

                       /* truncate newline */
		       p = filesecret + strlen(filesecret) - 1;
		       while ((p >= filesecret) &&
			      (*p < ' ')) {
			       *p = '\0';
			       --p;
		       }

                       if (strlen(filesecret) < 2) {
                               fprintf(stderr, "radclient: Secret in %s is too short\n", optarg);
                               exit(1);
                       }
                       secret = filesecret;
		       break;
		case 'h':
		default:
			usage();
			break;
		}
	}
	argc -= (optind - 1);
	argv += (optind - 1);

	if ((argc < 3)  ||
	    ((secret == NULL) && (argc < 4))) {
		usage();
	}

	if (dict_init(radius_dir, RADIUS_DICTIONARY) < 0) {
		librad_perror("radclient");
		return 1;
	}

	if ((req = rad_alloc(1)) == NULL) {
		librad_perror("radclient");
		exit(1);
	}

#if 0
	{
		FILE *randinit;

		if((randinit = fopen("/dev/urandom", "r")) == NULL)
		{
			perror("/dev/urandom");
		} else {
			fread(randctx.randrsl, 256, 1, randinit);
			fclose(randinit);
		}
	}
	lrad_randinit(&randctx, 1);
#endif

	req->id = id;

	/*
	 *	Strip port from hostname if needed.
	 */
	if ((p = strchr(argv[1], ':')) != NULL) {
		*p++ = 0;
		port = atoi(p);
	}

	/*
	 *	See what kind of request we want to send.
	 */
	if (strcmp(argv[2], "auth") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_AUTHENTICATION_REQUEST;

	} else if (strcmp(argv[2], "acct") == 0) {
		if (port == 0) port = getport("radacct");
		if (port == 0) port = PW_ACCT_UDP_PORT;
		req->code = PW_ACCOUNTING_REQUEST;
		do_summary = 0;

	} else if (strcmp(argv[2], "status") == 0) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = PW_STATUS_SERVER;

	} else if (strcmp(argv[2], "disconnect") == 0) {
		if (port == 0) port = PW_POD_UDP_PORT;
		req->code = PW_DISCONNECT_REQUEST;

	} else if (isdigit((int) argv[2][0])) {
		if (port == 0) port = getport("radius");
		if (port == 0) port = PW_AUTH_UDP_PORT;
		req->code = atoi(argv[2]);
	} else {
		usage();
	}

	/*
	 *	Ensure that the configuration is initialized.
	 */
	memset(&mainconfig, 0, sizeof(mainconfig));

	/*
	 *	Resolve hostname.
	 */
	req->dst_port = port;
	req->dst_ipaddr = ip_getaddr(argv[1]);
	if (req->dst_ipaddr == INADDR_NONE) {
		fprintf(stderr, "radclient: Failed to find IP address for host %s\n", argv[1]);
		exit(1);
	}

	/*
	 *	Add the secret.
	 */
	if (argv[3]) secret = argv[3];

	/*
	 *	Read valuepairs.
	 *	Maybe read them, from stdin, if there's no
	 *	filename, or if the filename is '-'.
	 */
	if (filename && (strcmp(filename, "-") != 0)) {
		fp = fopen(filename, "r");
		if (!fp) {
			fprintf(stderr, "radclient: Error opening %s: %s\n",
				filename, strerror(errno));
			exit(1);
		}
	} else {
		fp = stdin;
	}

	/*
	 *	Send request.
	 */
	if ((req->sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
		perror("radclient: socket: ");
		exit(1);
	}

	while(!filedone) {
		if(req->vps) pairfree(&req->vps);

		if ((req->vps = readvp2(fp, &filedone, "radeapclient:"))
		    == NULL) {
			break;
		}

		sendrecv_eap(req);
	}

	if(do_summary) {
		printf("\n\t   Total approved auths:  %d\n", totalapp);
		printf("\t     Total denied auths:  %d\n", totaldeny);
	}
	return 0;
}