1 /* $KAME: test-policy.c,v 1.16 2003/08/26 03:24:08 itojun Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the project nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include <sys/types.h> 35 #include <sys/param.h> 36 #include <sys/socket.h> 37 38 #include <netinet/in.h> 39 #include <net/pfkeyv2.h> 40 #include <netipsec/key_debug.h> 41 #include <netipsec/ipsec.h> 42 43 #include <stdio.h> 44 #include <stdlib.h> 45 #include <unistd.h> 46 #include <string.h> 47 #include <errno.h> 48 #include <err.h> 49 50 #include "libpfkey.h" 51 52 struct req_t { 53 int result; /* expected result; 0:ok 1:ng */ 54 char *str; 55 } reqs[] = { 56 { 0, "out ipsec" }, 57 { 1, "must_error" }, 58 { 1, "in ipsec must_error" }, 59 { 1, "out ipsec esp/must_error" }, 60 { 1, "out discard" }, 61 { 1, "out none" }, 62 { 0, "in entrust" }, 63 { 0, "out entrust" }, 64 { 1, "out ipsec esp" }, 65 { 0, "in ipsec ah/transport" }, 66 { 1, "in ipsec ah/tunnel" }, 67 { 0, "out ipsec ah/transport/" }, 68 { 1, "out ipsec ah/tunnel/" }, 69 { 0, "in ipsec esp / transport / 10.0.0.1-10.0.0.2" }, 70 { 0, "in ipsec esp/tunnel/::1-::2" }, 71 { 1, "in ipsec esp/tunnel/10.0.0.1-::2" }, 72 { 0, "in ipsec esp/tunnel/::1-::2/require" }, 73 { 0, "out ipsec ah/transport//use" }, 74 { 1, "out ipsec ah/transport esp/use" }, 75 { 1, "in ipsec ah/transport esp/tunnel" }, 76 { 0, "in ipsec ah/transport esp/tunnel/::1-::1" }, 77 { 0, "in ipsec\n" 78 "ah / transport\n" 79 "esp / tunnel / ::1-::2" }, 80 { 0, "out ipsec\n" 81 "ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require\n" 82 "ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require\n" 83 "ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require\n" }, 84 { 0, "out ipsec esp/transport/fec0::10-fec0::11/use" }, 85 }; 86 87 int test1(void); 88 int test1sub1(struct req_t *); 89 int test1sub2(char *, int); 90 int test2(void); 91 int test2sub(int); 92 93 int 94 main(ac, av) 95 int ac; 96 char **av; 97 { 98 test1(); 99 test2(); 100 101 exit(0); 102 } 103 104 int 105 test1() 106 { 107 int i; 108 int result; 109 110 printf("TEST1\n"); 111 for (i = 0; i < sizeof(reqs)/sizeof(reqs[0]); i++) { 112 printf("#%d [%s]\n", i + 1, reqs[i].str); 113 114 result = test1sub1(&reqs[i]); 115 if (result == 0 && reqs[i].result == 1) { 116 warnx("ERROR: expecting failure."); 117 } else if (result == 1 && reqs[i].result == 0) { 118 warnx("ERROR: expecting success."); 119 } 120 } 121 122 return 0; 123 } 124 125 int 126 test1sub1(req) 127 struct req_t *req; 128 { 129 char *buf; 130 131 buf = ipsec_set_policy(req->str, strlen(req->str)); 132 if (buf == NULL) { 133 printf("ipsec_set_policy: %s\n", ipsec_strerror()); 134 return 1; 135 } 136 137 if (test1sub2(buf, PF_INET) != 0 138 || test1sub2(buf, PF_INET6) != 0) { 139 free(buf); 140 return 1; 141 } 142 #if 0 143 kdebug_sadb_x_policy((struct sadb_ext *)buf); 144 #endif 145 146 free(buf); 147 return 0; 148 } 149 150 int 151 test1sub2(policy, family) 152 char *policy; 153 int family; 154 { 155 int so; 156 int proto = 0, optname = 0; 157 int len; 158 char getbuf[1024]; 159 160 switch (family) { 161 case PF_INET: 162 proto = IPPROTO_IP; 163 optname = IP_IPSEC_POLICY; 164 break; 165 case PF_INET6: 166 proto = IPPROTO_IPV6; 167 optname = IPV6_IPSEC_POLICY; 168 break; 169 } 170 171 if ((so = socket(family, SOCK_DGRAM, 0)) < 0) 172 err(1, "socket"); 173 174 len = ipsec_get_policylen(policy); 175 #if 0 176 printf("\tsetlen:%d\n", len); 177 #endif 178 179 if (setsockopt(so, proto, optname, policy, len) < 0) { 180 printf("fail to set sockopt; %s\n", strerror(errno)); 181 close(so); 182 return 1; 183 } 184 185 memset(getbuf, 0, sizeof(getbuf)); 186 memcpy(getbuf, policy, sizeof(struct sadb_x_policy)); 187 if (getsockopt(so, proto, optname, getbuf, &len) < 0) { 188 printf("fail to get sockopt; %s\n", strerror(errno)); 189 close(so); 190 return 1; 191 } 192 193 { 194 char *buf = NULL; 195 196 #if 0 197 printf("\tgetlen:%d\n", len); 198 #endif 199 200 if ((buf = ipsec_dump_policy(getbuf, NULL)) == NULL) { 201 printf("%s\n", ipsec_strerror()); 202 close(so); 203 return 1; 204 } 205 #if 0 206 printf("\t[%s]\n", buf); 207 #endif 208 free(buf); 209 } 210 211 close (so); 212 return 0; 213 } 214 215 char addr[] = { 216 28, 28, 0, 0, 217 0, 0, 0, 0, 218 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 219 0, 0, 0, 0, 220 }; 221 222 int 223 test2() 224 { 225 int so; 226 char *pol1 = "out ipsec"; 227 char *pol2 = "out ipsec ah/transport//use"; 228 char *sp1, *sp2; 229 int splen1, splen2; 230 int spid; 231 struct sadb_msg *m; 232 233 printf("TEST2\n"); 234 if (getuid() != 0) 235 errx(1, "root privilege required."); 236 237 sp1 = ipsec_set_policy(pol1, strlen(pol1)); 238 splen1 = ipsec_get_policylen(sp1); 239 sp2 = ipsec_set_policy(pol2, strlen(pol2)); 240 splen2 = ipsec_get_policylen(sp2); 241 242 if ((so = pfkey_open()) < 0) 243 errx(1, "ERROR: %s", ipsec_strerror()); 244 245 printf("spdflush()\n"); 246 if (pfkey_send_spdflush(so) < 0) 247 errx(1, "ERROR: %s", ipsec_strerror()); 248 m = pfkey_recv(so); 249 free(m); 250 251 printf("spdsetidx()\n"); 252 if (pfkey_send_spdsetidx(so, (struct sockaddr *)addr, 128, 253 (struct sockaddr *)addr, 128, 254 255, sp1, splen1, 0) < 0) 255 errx(1, "ERROR: %s", ipsec_strerror()); 256 m = pfkey_recv(so); 257 free(m); 258 259 printf("spdupdate()\n"); 260 if (pfkey_send_spdupdate(so, (struct sockaddr *)addr, 128, 261 (struct sockaddr *)addr, 128, 262 255, sp2, splen2, 0) < 0) 263 errx(1, "ERROR: %s", ipsec_strerror()); 264 m = pfkey_recv(so); 265 free(m); 266 267 printf("sleep(4)\n"); 268 sleep(4); 269 270 printf("spddelete()\n"); 271 if (pfkey_send_spddelete(so, (struct sockaddr *)addr, 128, 272 (struct sockaddr *)addr, 128, 273 255, sp1, splen1, 0) < 0) 274 errx(1, "ERROR: %s", ipsec_strerror()); 275 m = pfkey_recv(so); 276 free(m); 277 278 printf("spdadd()\n"); 279 if (pfkey_send_spdadd(so, (struct sockaddr *)addr, 128, 280 (struct sockaddr *)addr, 128, 281 255, sp2, splen2, 0) < 0) 282 errx(1, "ERROR: %s", ipsec_strerror()); 283 spid = test2sub(so); 284 285 printf("spdget(%u)\n", spid); 286 if (pfkey_send_spdget(so, spid) < 0) 287 errx(1, "ERROR: %s", ipsec_strerror()); 288 m = pfkey_recv(so); 289 free(m); 290 291 printf("sleep(4)\n"); 292 sleep(4); 293 294 printf("spddelete2()\n"); 295 if (pfkey_send_spddelete2(so, spid) < 0) 296 errx(1, "ERROR: %s", ipsec_strerror()); 297 m = pfkey_recv(so); 298 free(m); 299 300 printf("spdadd() with lifetime's 10(s)\n"); 301 if (pfkey_send_spdadd2(so, (struct sockaddr *)addr, 128, 302 (struct sockaddr *)addr, 128, 303 255, 0, 10, sp2, splen2, 0) < 0) 304 errx(1, "ERROR: %s", ipsec_strerror()); 305 spid = test2sub(so); 306 307 /* expecting failure */ 308 printf("spdupdate()\n"); 309 if (pfkey_send_spdupdate(so, (struct sockaddr *)addr, 128, 310 (struct sockaddr *)addr, 128, 311 255, sp2, splen2, 0) == 0) { 312 warnx("ERROR: expecting failure."); 313 } 314 315 return 0; 316 } 317 318 int 319 test2sub(so) 320 int so; 321 { 322 struct sadb_msg *msg; 323 caddr_t mhp[SADB_EXT_MAX + 1]; 324 325 if ((msg = pfkey_recv(so)) == NULL) 326 errx(1, "ERROR: pfkey_recv failure."); 327 if (pfkey_align(msg, mhp) < 0) 328 errx(1, "ERROR: pfkey_align failure."); 329 330 return ((struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY])->sadb_x_policy_id; 331 } 332 333