source4/torture/nbt/wins.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    NBT WINS server testing
   5
   6    Copyright (C) Andrew Tridgell 2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #include "includes.h"
  24 #include "libcli/nbt/libnbt.h"
  25 #include "librpc/gen_ndr/ndr_nbt.h"
  26 #include "lib/socket/socket.h"
  27
  28 #define CHECK_VALUE(v, correct) do { \
  29         if ((v) != (correct)) { \
  30                 printf("(%s) Incorrect value %s=%d - should be %d\n", \
  31                        __location__, #v, v, correct); \
  32                 ret = False; \
  33         }} while (0)
  34
  35 #define CHECK_STRING(v, correct) do { \
  36         if ((v) != (correct) && \
  37             ((v)==NULL || (correct)==NULL || StrCaseCmp(v, correct) != 0)) { \
  38                 printf("(%s) Incorrect value %s='%s' - should be '%s'\n", \
  39                        __location__, #v, v, correct); \
  40                 ret = False; \
  41         }} while (0)
  42
  43 #define CHECK_NAME(_name, correct) do { \
  44         CHECK_STRING((_name).name, (correct).name); \
  45         CHECK_VALUE((_name).type, (correct).type); \
  46         CHECK_STRING((_name).scope, (correct).scope); \
  47 } while (0)
  48
  49
  50 /*
  51   test operations against a WINS server
  52 */
  53 static BOOL nbt_test_wins_name(TALLOC_CTX *mem_ctx, const char *address,
  54                                struct nbt_name *name, uint16_t nb_flags)
  55 {
  56         struct nbt_name_register_wins io;
  57         struct nbt_name_query query;
  58         struct nbt_name_refresh_wins refresh;
  59         struct nbt_name_release release;
  60         NTSTATUS status;
  61         struct nbt_name_socket *nbtsock = nbt_name_socket_init(mem_ctx, NULL);
  62         BOOL ret = True;
  63         const char *myaddress = talloc_strdup(mem_ctx, iface_n_ip(0));
  64
  65         /* we do the listen here to ensure the WINS server receives the packets from
  66            the right IP */
  67         socket_listen(nbtsock->sock, myaddress, 0, 0, 0);
  68
  69         printf("Testing name registration to WINS with name %s at %s nb_flags=0x%x\n",
  70                nbt_name_string(mem_ctx, name), myaddress, nb_flags);
  71
  72         printf("release the name\n");
  73         release.in.name = *name;
  74         release.in.dest_addr = address;
  75         release.in.address = myaddress;
  76         release.in.nb_flags = nb_flags;
  77         release.in.broadcast = False;
  78         release.in.timeout = 3;
  79         release.in.retries = 0;
  80
  81         status = nbt_name_release(nbtsock, mem_ctx, &release);
  82         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
  83                 printf("No response from %s for name release\n", address);
  84                 return False;
  85         }
  86         if (!NT_STATUS_IS_OK(status)) {
  87                 printf("Bad response from %s for name query - %s\n",
  88                        address, nt_errstr(status));
  89                 return False;
  90         }
  91         CHECK_VALUE(release.out.rcode, 0);
  92
  93         printf("register the name\n");
  94         io.in.name = *name;
  95         io.in.wins_servers = str_list_make(mem_ctx, address, NULL);
  96         io.in.addresses = str_list_make(mem_ctx, myaddress, NULL);
  97         io.in.nb_flags = nb_flags;
  98         io.in.ttl = 300000;
  99
 100         status = nbt_name_register_wins(nbtsock, mem_ctx, &io);
 101         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 102                 printf("No response from %s for name register\n", address);
 103                 return False;
 104         }
 105         if (!NT_STATUS_IS_OK(status)) {
 106                 printf("Bad response from %s for name register - %s\n",
 107                        address, nt_errstr(status));
 108                 return False;
 109         }
 110
 111         CHECK_STRING(io.out.wins_server, address);
 112         CHECK_VALUE(io.out.rcode, 0);
 113
 114         if (name->type != NBT_NAME_MASTER &&
 115             name->type != NBT_NAME_LOGON &&
 116             (nb_flags & NBT_NM_GROUP)) {
 117                 printf("Try to register as non-group\n");
 118                 io.in.nb_flags &= ~NBT_NM_GROUP;
 119                 status = nbt_name_register_wins(nbtsock, mem_ctx, &io);
 120                 if (!NT_STATUS_IS_OK(status)) {
 121                         printf("Bad response from %s for name register - %s\n",
 122                                address, nt_errstr(status));
 123                         return False;
 124                 }
 125                 CHECK_VALUE(io.out.rcode, NBT_RCODE_ACT);
 126         }
 127
 128         printf("query the name to make sure its there\n");
 129         query.in.name = *name;
 130         query.in.dest_addr = address;
 131         query.in.broadcast = False;
 132         query.in.wins_lookup = True;
 133         query.in.timeout = 3;
 134         query.in.retries = 0;
 135
 136         status = nbt_name_query(nbtsock, mem_ctx, &query);
 137         if (name->type == NBT_NAME_MASTER) {
 138                 if (!NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
 139                         printf("Bad response from %s for name query - %s\n",
 140                                address, nt_errstr(status));
 141                         return False;
 142                 }
 143                 return ret;
 144         }
 145         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 146                 printf("No response from %s for name query\n", address);
 147                 return False;
 148         }
 149         if (!NT_STATUS_IS_OK(status)) {
 150                 printf("Bad response from %s for name query - %s\n",
 151                        address, nt_errstr(status));
 152                 return False;
 153         }
 154
 155         CHECK_NAME(query.out.name, *name);
 156         CHECK_VALUE(query.out.num_addrs, 1);
 157         if (name->type != NBT_NAME_LOGON &&
 158             (nb_flags & NBT_NM_GROUP)) {
 159                 CHECK_STRING(query.out.reply_addrs[0], "255.255.255.255");
 160         } else {
 161                 CHECK_STRING(query.out.reply_addrs[0], myaddress);
 162         }
 163
 164
 165         query.in.name.name = strupper_talloc(mem_ctx, name->name);
 166         if (query.in.name.name &&
 167             strcmp(query.in.name.name, name->name) != 0) {
 168                 printf("check case sensitivity\n");
 169                 status = nbt_name_query(nbtsock, mem_ctx, &query);
 170                 if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 171                         printf("No response from %s for name query\n", address);
 172                         return False;
 173                 }
 174                 if (!NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
 175                         printf("Bad response from %s for name query - %s\n",
 176                                address, nt_errstr(status));
 177                         return False;
 178                 }
 179         }
 180
 181         query.in.name = *name;
 182         if (name->scope) {
 183                 query.in.name.scope = strupper_talloc(mem_ctx, name->scope);
 184         }
 185         if (query.in.name.scope &&
 186             strcmp(query.in.name.scope, name->scope) != 0) {
 187                 printf("check case sensitivity on scope\n");
 188                 status = nbt_name_query(nbtsock, mem_ctx, &query);
 189                 if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 190                         printf("No response from %s for name query\n", address);
 191                         return False;
 192                 }
 193                 if (!NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
 194                         printf("Bad response from %s for name query - %s\n",
 195                                address, nt_errstr(status));
 196                         return False;
 197                 }
 198         }
 199
 200         printf("refresh the name\n");
 201         refresh.in.name = *name;
 202         refresh.in.wins_servers = str_list_make(mem_ctx, address, NULL);
 203         refresh.in.addresses = str_list_make(mem_ctx, myaddress, NULL);
 204         refresh.in.nb_flags = nb_flags;
 205         refresh.in.ttl = 12345;
 206
 207         status = nbt_name_refresh_wins(nbtsock, mem_ctx, &refresh);
 208         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 209                 printf("No response from %s for name refresh\n", address);
 210                 return False;
 211         }
 212         if (!NT_STATUS_IS_OK(status)) {
 213                 printf("Bad response from %s for name refresh - %s\n",
 214                        address, nt_errstr(status));
 215                 return False;
 216         }
 217
 218         CHECK_STRING(refresh.out.wins_server, address);
 219         CHECK_VALUE(refresh.out.rcode, 0);
 220
 221         printf("release the name\n");
 222         release.in.name = *name;
 223         release.in.dest_addr = address;
 224         release.in.address = myaddress;
 225         release.in.nb_flags = nb_flags;
 226         release.in.broadcast = False;
 227         release.in.timeout = 3;
 228         release.in.retries = 0;
 229
 230         status = nbt_name_release(nbtsock, mem_ctx, &release);
 231         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 232                 printf("No response from %s for name release\n", address);
 233                 return False;
 234         }
 235         if (!NT_STATUS_IS_OK(status)) {
 236                 printf("Bad response from %s for name query - %s\n",
 237                        address, nt_errstr(status));
 238                 return False;
 239         }
 240
 241         CHECK_NAME(release.out.name, *name);
 242         CHECK_VALUE(release.out.rcode, 0);
 243
 244
 245         printf("release again\n");
 246         status = nbt_name_release(nbtsock, mem_ctx, &release);
 247         if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
 248                 printf("No response from %s for name release\n", address);
 249                 return False;
 250         }
 251         if (!NT_STATUS_IS_OK(status)) {
 252                 printf("Bad response from %s for name query - %s\n",
 253                        address, nt_errstr(status));
 254                 return False;
 255         }
 256
 257         CHECK_NAME(release.out.name, *name);
 258         CHECK_VALUE(release.out.rcode, 0);
 259
 260
 261         printf("query the name to make sure its gone\n");
 262         query.in.name = *name;
 263         status = nbt_name_query(nbtsock, mem_ctx, &query);
 264         if (name->type != NBT_NAME_LOGON &&
 265             (nb_flags & NBT_NM_GROUP)) {
 266                 if (!NT_STATUS_IS_OK(status)) {
 267                         printf("ERROR: Name query failed after group release - %s\n",
 268                                nt_errstr(status));
 269                         return False;
 270                 }
 271         } else {
 272                 if (NT_STATUS_IS_OK(status)) {
 273                         printf("ERROR: Name query success after release\n");
 274                         return False;
 275                 }
 276                 if (!NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
 277                         printf("Incorrect response to name query - %s\n", nt_errstr(status));
 278                         return False;
 279                 }
 280         }
 281
 282         return ret;
 283 }
 284
 285
 286
 287 /*
 288   test operations against a WINS server
 289 */
 290 static BOOL nbt_test_wins(TALLOC_CTX *mem_ctx, const char *address)
 291 {
 292         struct nbt_name name;
 293         BOOL ret = True;
 294         uint32_t r = (unsigned)(random() % (100000));
 295
 296         name.name = talloc_asprintf(mem_ctx, "_TORTURE-%5u", r);
 297
 298         name.type = NBT_NAME_CLIENT;
 299         name.scope = NULL;
 300         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 301
 302         name.type = NBT_NAME_MASTER;
 303         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 304
 305         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H | NBT_NM_GROUP);
 306
 307         name.type = NBT_NAME_LOGON;
 308         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H | NBT_NM_GROUP);
 309
 310         name.scope = "example";
 311         name.type = 0x72;
 312         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 313
 314         name.scope = "example";
 315         name.type = 0x71;
 316         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H | NBT_NM_GROUP);
 317
 318         name.scope = "foo.example.com";
 319         name.type = 0x72;
 320         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 321
 322         name.name = talloc_asprintf(mem_ctx, "_T\01-%5u.foo", r);
 323         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 324
 325         name.name = "";
 326         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 327
 328         name.name = talloc_asprintf(mem_ctx, ".");
 329         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 330
 331         name.name = talloc_asprintf(mem_ctx, "%5u-\377\200\300FOO", r);
 332         ret &= nbt_test_wins_name(mem_ctx, address, &name, NBT_NODE_H);
 333
 334         return ret;
 335 }
 336
 337 /*
 338   test WINS operations
 339 */
 340 BOOL torture_nbt_wins(void)
 341 {
 342         const char *address;
 343         struct nbt_name name;
 344         TALLOC_CTX *mem_ctx = talloc_new(NULL);
 345         NTSTATUS status;
 346         BOOL ret = True;
 347
 348         name.name = lp_parm_string(-1, "torture", "host");
 349         name.type = NBT_NAME_SERVER;
 350         name.scope = NULL;
 351
 352         /* do an initial name resolution to find its IP */
 353         status = resolve_name(&name, mem_ctx, &address);
 354         if (!NT_STATUS_IS_OK(status)) {
 355                 printf("Failed to resolve %s - %s\n",
 356                        name.name, nt_errstr(status));
 357                 talloc_free(mem_ctx);
 358                 return False;
 359         }
 360
 361         ret &= nbt_test_wins(mem_ctx, address);
 362
 363         talloc_free(mem_ctx);
 364
 365         return ret;
 366 }