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ootp/otp-control/otp-control.c

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ootp-release-1.02 imported
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/*
* Copyright (c) 2005 Mark Fullmer
* Copyright (c) 2009 Mark Fullmer and the Ohio State University
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
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* $Id: otp-control.c 179 2011-05-16 02:48:42Z maf $
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*/
#include <sys/types.h>
#include <sys/errno.h>
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#include <fcntl.h>
#include <getopt.h>
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#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include "otplib.h"
#include "otpsc.h"
#include "xerr.h"
#include "ffdb.h"
#include "str.h"
ootp-release-1.03 imported
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#define MODE_ADD 1
#define MODE_DUMP 5
#define MODE_GENERATE 6
#define MODE_LIST 7
#define MODE_LOAD 8
#define MODE_REMOVE 9
#define MODE_SET_COUNT 10
#define MODE_SET_COUNT_CEIL 11
#define MODE_TEST 12
#define MODE_CREATE 13
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#define MODE_SEND_TOKEN 14
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#define MODE_LIST_SC 18
#define MODE_SET_STATUS 19
#define MODE_SET_TYPE 20
#define MODE_SET_FORMAT 21
#define MODE_SET_FLAGS 22
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#define MODE_SET_LOCATION 23
ootp-release-1.03 imported
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#define KEY_HEX160_LEN 40
ootp-release-1.02 imported
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#define DEV_RANDOM "/dev/urandom"
int get_random(char *dev, unsigned char *entropy, int bits);
void help(void);
int main (int argc, char **argv)
{
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extern char *ootp_version;
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struct otp_ctx *otpctx;
struct otp_user ou;
int i, j, r, mode, window, db_flags, open_mode, open_op, verbose;
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int opt_version, u_count_set;
ootp-release-1.02 imported
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char *otpdb_fname;
uint64_t u_count, u_count_ceil, count_offset, tmp64u;
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uint8_t u_version, u_status, u_format, u_type, u_flags, sc_index;
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uint8_t sc_flags[SC_HOSTNAME_LEN];
unsigned char u_key160[20];
char key_hex160[KEY_HEX160_LEN+1];
char crsp_tmp[11];
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char *u_username, *u_loc, *u_key_ascii, *sc_hostname;
char *endptr, *i_status, *i_format, *i_type, *i_flags, *service;
struct option longopts[] = {
{ "count", 1, (void*)0L, 'c'},
{ "count-ceil", 1, (void*)0L, 'C'},
{ "format", 1, (void*)0L, 'f'},
{ "flags", 1, (void*)0L, 'F'},
{ "sc-hostname", 1, (void*)0L, 'H'},
{ "sc-index", 1, (void*)0L, 'I'},
{ "key", 1, (void*)0L, 'k'},
{ "location", 1, (void*)0L, 'l'},
{ "command-mode", 1, (void*)0L, 'm'},
{ "otp-db", 1, (void*)0L, 'o'},
{ "status", 1, (void*)0L, 's'},
{ "sc-flags", 1, (void*)0L, 'S'},
{ "type", 1, (void*)0L, 't'},
{ "username", 1, (void*)0L, 'u'},
{ "challenge-window", 1, (void*)0L, 'w'},
{ "help", 0, (void*)0L, 'h'},
{ "create-database", 0, (void*)0L, 'n'},
{ "verbose", 0, (void*)0L, 'v'},
{ "service-name", 0, (void*)0L, 'V'},
{ "version", 0, &opt_version, 1},
{ 0, 0, 0, 0},
};
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otpdb_fname = OTP_DB_FNAME;
sc_index = 0;
mode = 0;
window = 1;
verbose = 0;
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u_count_set = 0;
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db_flags = 0;
/* user defaults */
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u_count = 1;
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u_count_ceil = 0xFFFFFFFFFFFFFFFFLL;
u_version = OTP_VERSION;
u_format = OTP_FORMAT_HEX40;
u_type = OTP_TYPE_HOTP;
u_status = OTP_STATUS_ACTIVE;
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u_flags = 0;
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u_username = (char*)0L;
u_key_ascii = (char*)0L;
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u_loc = (char*)0L;
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endptr = (char*)0L;
sc_hostname = (char*)0L;
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service = "otp-control";
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bzero(sc_flags, SC_HOSTNAME_LEN);
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i_status = i_type = i_format = i_flags = (char*)0L;
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opt_version = 0;
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/* init xerr */
xerr_setid(argv[0]);
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while ((i = getopt_long(argc, argv, "c:C:hf:F:H:I:?k:l:m:no:s:S:t:u:w:vV:",
longopts, (int*)0L)) != -1) {
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switch (i) {
case 'c':
u_count = strtoull(optarg, &endptr, 0);
if (*endptr)
xerr_errx(1, "strtoull(%s): failed at %c.", optarg, *endptr);
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u_count_set = 1;
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break;
case 'C':
u_count_ceil = strtoull(optarg, &endptr, 0);
if (*endptr)
xerr_errx(1, "strtoull(%s): failed at %c.", optarg, *endptr);
break;
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case 'f':
i_format = optarg;
break;
case 'F':
if (str_setflag8(otp_flags_l, &u_flags, optarg, 0, OTP_FLAGS_BITS) < 0)
xerr_errx(1, "Invalid flag %s.", optarg);
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break;
case 'H':
sc_hostname = optarg;
if (strlen(sc_hostname) > SC_HOSTNAME_LEN)
xerr_errx(1, "strlen(sc_hostname) > SC_HOSTNAME_LEN");
break;
case 'I':
tmp64u = strtoull(optarg, &endptr, 0);
if (*endptr)
xerr_errx(1, "strtoull(%s): failed at %c.", optarg, *endptr);
if (tmp64u > SC_INDEX_MAX)
xerr_errx(1, "sc_index > SC_INDEX_MAX.");
sc_index = tmp64u;
break;
case 'k':
u_key_ascii = optarg;
break;
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case 'l':
u_loc = optarg;
if (strlen(u_loc) > OTP_USER_LOC_LEN)
xerr_errx(1, "u_loc > OTP_USER_LOC_LEN");
break;
ootp-release-1.02 imported
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case 'm':
if (mode)
xerr_errx(1, "mode previously set.");
if (!strcasecmp(optarg, "add")) {
mode = MODE_ADD;
} else if (!strcasecmp(optarg, "create")) {
mode = MODE_CREATE;
} else if (!strcasecmp(optarg, "dump")) {
mode = MODE_DUMP;
} else if (!strcasecmp(optarg, "generate")) {
mode = MODE_GENERATE;
} else if (!strcasecmp(optarg, "list")) {
mode = MODE_LIST;
} else if (!strcasecmp(optarg, "list-sc")) {
mode = MODE_LIST_SC;
} else if (!strcasecmp(optarg, "load")) {
mode = MODE_LOAD;
} else if (!strcasecmp(optarg, "remove")) {
mode = MODE_REMOVE;
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} else if (!strcasecmp(optarg, "send-token")) {
mode = MODE_SEND_TOKEN;
ootp-release-1.02 imported
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} else if (!strcasecmp(optarg, "set-count")) {
mode = MODE_SET_COUNT;
} else if (!strcasecmp(optarg, "set-count-ceil")) {
mode = MODE_SET_COUNT_CEIL;
ootp-release-1.03 imported
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} else if (!strcasecmp(optarg, "set-flags")) {
mode = MODE_SET_FLAGS;
} else if (!strcasecmp(optarg, "set-format")) {
mode = MODE_SET_FORMAT;
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} else if (!strcasecmp(optarg, "set-location")) {
mode = MODE_SET_LOCATION;
ootp-release-1.03 imported
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} else if (!strcasecmp(optarg, "set-status")) {
mode = MODE_SET_STATUS;
} else if (!strcasecmp(optarg, "set-type")) {
mode = MODE_SET_TYPE;
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} else if (!strcasecmp(optarg, "test")) {
mode = MODE_TEST;
} else {
xerr_errx(1, "Unknown mode %s.", optarg);
}
break;
ootp-release-1.03 imported
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case 's':
i_status = optarg;
break;
case 'S' :
for (j = 0; j < strlen(optarg); ++j) {
if (optarg[j] == '0')
sc_flags[HOSTNAME_POS_CHALLENGE] = HOSTNAME_FLAG_MASK;
else if (optarg[j] == '1')
sc_flags[HOSTNAME_POS_READERKEY] = HOSTNAME_FLAG_MASK;
else
xerr_errx(1, "Unknown sc_flag %c.", optarg[j]);
} /* j */
break;
case 't':
i_type = optarg;
break;
ootp-release-1.02 imported
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case 'n':
db_flags |= OTP_DB_CREATE_SOFT;
break;
case 'o':
otpdb_fname = optarg;
break;
case 'u':
u_username = optarg;
break;
case 'v':
db_flags |= OTP_DB_VERBOSE;
verbose = 1;
break;
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case 'V':
service = optarg;
break;
ootp-release-1.02 imported
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case 'h':
case '?':
help();
exit(0);
case 'w':
window = atoi(optarg);
break;
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case 0:
if (opt_version) {
printf("%s\n", ootp_version);
exit(0);
}
break;
default:
xerr_errx(1, "getopt_long(): fatal.");
break; /* not reached */
ootp-release-1.02 imported
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} /* switch */
} /* while */
if (!mode)
xerr_errx(1, "No mode set.");
/* username required for most modes */
if ((mode != MODE_DUMP) && (mode != MODE_LOAD) && (mode != MODE_CREATE)) {
if ((!u_username) || (!u_username[0])) {
xerr_errx(1, "Username required.");
}
}
/* smart card hostname field required for MODE_LIST_SC */
if ((mode == MODE_LIST_SC) && (!sc_hostname))
xerr_errx(1, "Hostname required.");
ootp-release-1.03 imported
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/* check username length */
ootp-release-1.02 imported
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if (u_username && (strlen(u_username) > OTP_USER_NAME_LEN))
xerr_errx(1, "Username > OTP_USER_NAME_LEN.");
ootp-release-1.03 imported
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/* input key */
ootp-release-1.02 imported
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if (u_key_ascii && u_key_ascii[0] != '-')
xerr_errx(1, "Key not accepted on command line, use - for stdin");
ootp-release-1.03 imported
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/* format */
if (i_format)
if (str_find8(otp_format_l, &u_format, i_format, 1, OTP_FORMAT_MAX))
xerr_errx(1, "Invalid format %s.", i_format);
if ((mode == MODE_SET_FORMAT) && (!i_format))
xerr_errx(1, "Format value not specified.");
/* status */
if (i_status)
if (str_find8(otp_status_l, &u_status, i_status, 1, OTP_STATUS_MAX))
xerr_errx(1, "Invalid status %s.", i_status);
if ((mode == MODE_SET_STATUS) && (!i_status))
xerr_errx(1, "Status value not specified.");
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if ((mode == MODE_SET_LOCATION) && (!u_loc))
xerr_errx(1, "Location value not specified.");
ootp-release-1.03 imported
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/* type */
if (i_type)
if (str_find8(otp_type_l, &u_type, i_type, 1, OTP_TYPE_MAX))
xerr_errx(1, "Invalid type %s.", i_type);
if ((mode == MODE_SET_TYPE) && (!i_type))
xerr_errx(1, "Type value not specified.");
ootp-release-1.02 imported
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/* user specified key? need key material? */
if (mode == MODE_ADD) {
/* key not on command line (safe) */
if (u_key_ascii && (u_key_ascii[0] == '-') && (u_key_ascii[1] == 0)) {
if (str_input("160 bit shared key (hex): ", key_hex160,
KEY_HEX160_LEN+1, STR_FLAGS_ECHO_OFF) < 0)
xerr_errx(1, "str_input(160): failed.");
if (strlen(key_hex160) != 40)
xerr_errx(1, "Key failure, expecting 40 hex digits.");
if (str_hex_decode(key_hex160, 40, u_key160, 20) == -1)
xerr_errx(1, "str_hex_decode(%s): failed.", key_hex160);
} else {
if (verbose)
printf("Generating random 160 bit key.\n");
if (get_random(DEV_RANDOM, u_key160, 160) < 0)
xerr_errx(1, "get_random(): failed.");
}
} /* MODE_ADD */
if (mode == MODE_CREATE) {
db_flags |= OTP_DB_CREATE;
}
if (!(otpctx = otp_db_open(otpdb_fname, db_flags))) {
xerr_errx(1, "otp_db_open(): failed.");
}
if (mode == MODE_CREATE) {
printf("Created db %s.\n", otpdb_fname);
goto mode_done;
}
if (mode == MODE_DUMP) {
if (otp_db_dump(otpctx, u_username) < 0)
xerr_errx(1, "otp_db_dump(): failed.");
goto mode_done;
} /* MODE_DUMP */
if (mode == MODE_LOAD) {
if (otp_db_load(otpctx, u_username) < 0)
xerr_errx(1, "otp_db_load(): failed.");
goto mode_done;
} /* MODE_LOAD */
if (mode == MODE_ADD) {
printf("Adding user %s.\n", u_username);
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if (otp_user_add(otpctx, u_username, u_loc, u_key160, OTP_HOTP_KEY_SIZE,
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u_count, u_count_ceil, u_status, u_type, u_format, u_version))
xerr_errx(1, "otp_user_add(): failed.");
goto mode_done;
} /* MODE_ADD */
if (mode == MODE_REMOVE) {
printf("Removing user %s.\n", u_username);
if (otp_user_rm(otpctx, u_username) < 0)
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xerr_errx(1, "otp_user_rm(): failed.");
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goto mode_done;
} /* MODE_REMOVE */
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if (mode == MODE_SEND_TOKEN) {
if (otp_user_send_token(otpctx, u_username, service) < 0)
xerr_errx(1, "otp_user_send_token(): failed.");
goto mode_done;
} /* MODE_SEND_TOKEN */
ootp-release-1.02 imported
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/*
* modes requiring open and get of user record:
*/
ootp-release-1.03 imported
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if ((mode == MODE_GENERATE) ||
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(mode == MODE_LIST) ||
(mode == MODE_LIST_SC) ||
(mode == MODE_SET_COUNT) ||
(mode == MODE_SET_COUNT_CEIL) ||
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(mode == MODE_SET_LOCATION) ||
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(mode == MODE_SET_FLAGS) ||
(mode == MODE_SET_FORMAT) ||
(mode == MODE_SET_STATUS) ||
(mode == MODE_SET_TYPE) ||
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(mode == MODE_TEST)) {
/* rw or ro? */
if ((mode == MODE_LIST) || (mode==MODE_LIST_SC)) {
open_mode = O_RDONLY;
open_op = FFDB_OP_LOCK_SH;
} else {
open_mode = O_RDWR;
open_op = FFDB_OP_LOCK_EX;
}
if (otp_urec_open(otpctx, u_username, &ou, open_mode, open_op) < 0)
xerr_errx(1, "otp_urec_open(%s): failed.", u_username);
if (otp_urec_get(otpctx, &ou) < 0)
xerr_errx(1, "otp_urec_open(%s): failed.", u_username);
} /* open & get urec */
if (mode == MODE_TEST) {
if (otp_urec_close(otpctx, &ou) < 0)
xerr_errx(1, "otp_urec_close(): failed.");
printf("Testing authentication for user %s.\n", u_username);
printf("OTP challenge for user %s (%" PRIu64 "): ", u_username, ou.count);
fflush(stdout);
scanf("%10s", crsp_tmp);
r = otp_user_auth(otpctx, u_username, crsp_tmp, window);
if (r < 0)
xerr_errx(1, "otp_user_auth(): failed.");
if (r == OTP_AUTH_PASS)
printf("Success.\n");
else if (r == OTP_AUTH_FAIL)
printf("Fail.\n");
else
xerr_errx(1, "otp_user_auth(): unknown response.");
goto mode_done;
} /* MODE_TEST */
if (mode == MODE_GENERATE) {
for (count_offset = 0; count_offset < window; ++count_offset) {
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if (u_count_set == 1)
ou.count = u_count;
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if (otp_urec_crsp(otpctx, &ou, count_offset, crsp_tmp, 11) < 0)
xerr_errx(1, "otp_urec_crsp(): failed.");
printf("count=%" PRIu64 " crsp=%s\n", ou.count+count_offset, crsp_tmp);
}
goto mode_close;
} /* MODE_GENERATE */
ootp-release-1.03 imported
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if ((mode == MODE_SET_COUNT) ||
(mode == MODE_SET_COUNT_CEIL) ||
(mode == MODE_SET_FLAGS) ||
ootp-snap-05-15-2011-r184 imported
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(mode == MODE_SET_LOCATION) ||
ootp-release-1.03 imported
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(mode == MODE_SET_FORMAT) ||
(mode == MODE_SET_STATUS) ||
(mode == MODE_SET_TYPE)) {
if (mode == MODE_SET_COUNT)
ootp-release-1.02 imported
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ou.count = u_count;
else if (mode == MODE_SET_COUNT_CEIL)
ou.count_ceil = u_count_ceil;
ootp-release-1.03 imported
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else if (mode == MODE_SET_FLAGS)
ou.flags = u_flags;
else if (mode == MODE_SET_FORMAT)
ou.format = u_format;
else if (mode == MODE_SET_STATUS)
ou.status = u_status;
else if (mode == MODE_SET_TYPE)
ou.type = u_type;
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else if (mode == MODE_SET_LOCATION) {
strncpy(ou.loc, u_loc, sizeof(ou.loc));
ou.loc[sizeof(ou.loc)-1] = 0;
}
ootp-release-1.02 imported
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if (otp_urec_put(otpctx, &ou) < 0)
xerr_errx(1, "otp_urec_put(): failed.");
goto mode_close;
} /* update user record mode */
if (mode == MODE_LIST) {
otp_urec_disp(otpctx, &ou);
goto mode_close;
} /* MODE_LIST */
if (mode == MODE_LIST_SC) {
printf("#index:count:hostname:key\n");
otp_urec_dispsc(otpctx, &ou, sc_index, sc_hostname, sc_flags);
goto mode_close;
} /* MODE_LIST_SC */
mode_close:
if (otp_urec_close(otpctx, &ou) < 0)
xerr_errx(1, "otp_urec_close(): failed.");
mode_done:
return 0;
ootp-release-1.03 imported
2017-01-03 11:14:13 +00:00
} /* main */
ootp-release-1.02 imported
2017-01-03 11:10:10 +00:00
void help(void)
{
ootp-snap-05-15-2011-r184 imported
2017-01-03 11:16:53 +00:00
extern char *ootp_version;
ootp-release-1.03 imported
2017-01-03 11:14:13 +00:00
int i;
ootp-snap-05-15-2011-r184 imported
2017-01-03 11:16:53 +00:00
fprintf(stderr, "otp-control [-?hnv] [-c count] [-C count_ceil] [-f format] [-F flag]\n");
fprintf(stderr, " [-H sc_hostname] [-I sc_index] [-k key] [-l location]\n");
fprintf(stderr, " [-m command_mode] [-o otbdb_pathname] [-s status] [-S sc_flags] [-V service]\n");
fprintf(stderr, " [-t type] [-u username] [-w window]\n");
fprintf(stderr, " -h : help\n");
fprintf(stderr, " -n : create database\n");
fprintf(stderr, " -v : enable verbose output\n");
fprintf(stderr, " --version : build version\n\n");
ootp-release-1.03 imported
2017-01-03 11:14:13 +00:00
fprintf(stderr, " sc_flags : 0=CHALLENGE 1=READERKEY\n");
fprintf(stderr, " flags : ");
for (i = 0; i < OTP_FLAGS_BITS; ++i)
fprintf(stderr, "%s ", otp_flags_l[i]);
fprintf(stderr, "\n");
fprintf(stderr, " format list : ");
for (i = 1; i <= OTP_FORMAT_MAX; ++i)
fprintf(stderr, "%s ", otp_format_l[i]);
fprintf(stderr, "\n");
fprintf(stderr, " type list : ");
for (i = 1; i <= OTP_TYPE_MAX; ++i)
fprintf(stderr, "%s ", otp_type_l[i]);
fprintf(stderr, "\n");
fprintf(stderr, " status list : ");
for (i = 1; i <= OTP_STATUS_MAX; ++i)
fprintf(stderr, "%s ", otp_status_l[i]);
fprintf(stderr, "\n");
ootp-release-1.02 imported
2017-01-03 11:10:10 +00:00
fprintf(stderr, "\n");
fprintf(stderr, " Mode Description\n");
fprintf(stderr, " -------------------------------------------------\n");
fprintf(stderr, " add - Add user\n");
fprintf(stderr, " create - Create database\n");
fprintf(stderr, " dump - ASCII dump user record(s)\n");
fprintf(stderr, " generate - Generate HOTP for user\n");
fprintf(stderr, " list - List user record (printable)\n");
fprintf(stderr, " list-sc - List user record (SC friendly)\n");
fprintf(stderr, " load - ASCII load user record(s)\n");
fprintf(stderr, " remove - Remove user\n");
ootp-snap-05-15-2011-r184 imported
2017-01-03 11:16:53 +00:00
fprintf(stderr, " send-token - Send token to user\n");
ootp-release-1.03 imported
2017-01-03 11:14:13 +00:00
fprintf(stderr, " set-count - Set user count\n");
fprintf(stderr, " set-count-ceil - Set user count ceiling\n");
fprintf(stderr, " set-flags - Set user flags\n");
fprintf(stderr, " set-format - Set user format\n");
fprintf(stderr, " set-status - Set user status\n");
fprintf(stderr, " set-type - Set user OTP type\n");
ootp-release-1.02 imported
2017-01-03 11:10:10 +00:00
fprintf(stderr, " test - Test user\n");
ootp-snap-05-15-2011-r184 imported
2017-01-03 11:16:53 +00:00
printf("%s\n", ootp_version);
ootp-release-1.02 imported
2017-01-03 11:10:10 +00:00
}
int get_random(char *dev, unsigned char *entropy, int bits)
{
int fd;
int bytes;
bytes = bits / 8;
if ((fd = open(dev, O_RDONLY, 0)) < 0) {
fprintf(stderr, "open(%s): %s\n", dev, strerror(errno));
return -1;
}
if (read(fd, entropy, bytes) != bytes) {
fprintf(stderr, "read(%s): failed to gather %d bytes of entropy.\n",
dev, bytes);
close(fd);
return -1;
}
close(fd);
return 0;
} /* get_random */
ootp-snap-05-15-2011-r184 imported
2017-01-03 11:16:53 +00:00
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