source3/torture/vfstest.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    VFS module tester
   4
   5    Copyright (C) Simo Sorce 2002
   6    Copyright (C) Eric Lorimer 2002
   7    Copyright (C) Jelmer Vernooij 2002,2003
   8
   9    Most of this code was ripped off of rpcclient.
  10    Copyright (C) Tim Potter 2000-2001
  11
  12    This program is free software; you can redistribute it and/or modify
  13    it under the terms of the GNU General Public License as published by
  14    the Free Software Foundation; either version 3 of the License, or
  15    (at your option) any later version.
  16
  17    This program is distributed in the hope that it will be useful,
  18    but WITHOUT ANY WARRANTY; without even the implied warranty of
  19    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20    GNU General Public License for more details.
  21
  22    You should have received a copy of the GNU General Public License
  23    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24 */
  25
  26 #include "includes.h"
  27 #include "vfstest.h"
  28
  29 /* List to hold groups of commands */
  30 static struct cmd_list {
  31         struct cmd_list *prev, *next;
  32         struct cmd_set *cmd_set;
  33 } *cmd_list;
  34
  35 int get_client_fd(void)
  36 {
  37         return -1;
  38 }
  39
  40 /****************************************************************************
  41 handle completion of commands for readline
  42 ****************************************************************************/
  43 static char **completion_fn(const char *text, int start, int end)
  44 {
  45 #define MAX_COMPLETIONS 100
  46         char **matches;
  47         int i, count=0;
  48         struct cmd_list *commands = cmd_list;
  49
  50         if (start)
  51                 return NULL;
  52
  53         /* make sure we have a list of valid commands */
  54         if (!commands)
  55                 return NULL;
  56
  57         matches = SMB_MALLOC_ARRAY(char *, MAX_COMPLETIONS);
  58         if (!matches) return NULL;
  59
  60         matches[count++] = SMB_STRDUP(text);
  61         if (!matches[0]) return NULL;
  62
  63         while (commands && count < MAX_COMPLETIONS-1)
  64         {
  65                 if (!commands->cmd_set)
  66                         break;
  67
  68                 for (i=0; commands->cmd_set[i].name; i++)
  69                 {
  70                         if ((strncmp(text, commands->cmd_set[i].name, strlen(text)) == 0) &&
  71                                 commands->cmd_set[i].fn)
  72                         {
  73                                 matches[count] = SMB_STRDUP(commands->cmd_set[i].name);
  74                                 if (!matches[count])
  75                                         return NULL;
  76                                 count++;
  77                         }
  78                 }
  79
  80                 commands = commands->next;
  81
  82         }
  83
  84         if (count == 2) {
  85                 SAFE_FREE(matches[0]);
  86                 matches[0] = SMB_STRDUP(matches[1]);
  87         }
  88         matches[count] = NULL;
  89         return matches;
  90 }
  91
  92 static char* next_command(char** cmdstr)
  93 {
  94         static pstring          command;
  95         char                    *p;
  96
  97         if (!cmdstr || !(*cmdstr))
  98                 return NULL;
  99
 100         p = strchr_m(*cmdstr, ';');
 101         if (p)
 102                 *p = '\0';
 103         pstrcpy(command, *cmdstr);
 104         *cmdstr = p;
 105
 106         return command;
 107 }
 108
 109 /* Load specified configuration file */
 110 static NTSTATUS cmd_conf(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
 111                         int argc, const char **argv)
 112 {
 113         if (argc != 2) {
 114                 printf("Usage: %s <smb.conf>\n", argv[0]);
 115                 return NT_STATUS_OK;
 116         }
 117
 118         if (!lp_load(argv[1], False, True, False, True)) {
 119                 printf("Error loading \"%s\"\n", argv[1]);
 120                 return NT_STATUS_OK;
 121         }
 122
 123         printf("\"%s\" successfully loaded\n", argv[1]);
 124         return NT_STATUS_OK;
 125 }
 126
 127 /* Display help on commands */
 128 static NTSTATUS cmd_help(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
 129                          int argc, const char **argv)
 130 {
 131         struct cmd_list *tmp;
 132         struct cmd_set *tmp_set;
 133
 134         /* Usage */
 135         if (argc > 2) {
 136                 printf("Usage: %s [command]\n", argv[0]);
 137                 return NT_STATUS_OK;
 138         }
 139
 140         /* Help on one command */
 141
 142         if (argc == 2) {
 143                 for (tmp = cmd_list; tmp; tmp = tmp->next) {
 144
 145                         tmp_set = tmp->cmd_set;
 146
 147                         while(tmp_set->name) {
 148                                 if (strequal(argv[1], tmp_set->name)) {
 149                                         if (tmp_set->usage &&
 150                                             tmp_set->usage[0])
 151                                                 printf("%s\n", tmp_set->usage);
 152                                         else
 153                                                 printf("No help for %s\n", tmp_set->name);
 154
 155                                         return NT_STATUS_OK;
 156                                 }
 157
 158                                 tmp_set++;
 159                         }
 160                 }
 161
 162                 printf("No such command: %s\n", argv[1]);
 163                 return NT_STATUS_OK;
 164         }
 165
 166         /* List all commands */
 167
 168         for (tmp = cmd_list; tmp; tmp = tmp->next) {
 169
 170                 tmp_set = tmp->cmd_set;
 171
 172                 while(tmp_set->name) {
 173
 174                         printf("%15s\t\t%s\n", tmp_set->name,
 175                                tmp_set->description ? tmp_set->description:
 176                                "");
 177
 178                         tmp_set++;
 179                 }
 180         }
 181
 182         return NT_STATUS_OK;
 183 }
 184
 185 /* Change the debug level */
 186 static NTSTATUS cmd_debuglevel(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 187 {
 188         if (argc > 2) {
 189                 printf("Usage: %s [debuglevel]\n", argv[0]);
 190                 return NT_STATUS_OK;
 191         }
 192
 193         if (argc == 2) {
 194                 DEBUGLEVEL = atoi(argv[1]);
 195         }
 196
 197         printf("debuglevel is %d\n", DEBUGLEVEL);
 198
 199         return NT_STATUS_OK;
 200 }
 201
 202 static NTSTATUS cmd_freemem(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 203 {
 204         /* Cleanup */
 205         talloc_destroy(mem_ctx);
 206         mem_ctx = NULL;
 207         vfs->data = NULL;
 208         vfs->data_size = 0;
 209         return NT_STATUS_OK;
 210 }
 211
 212 static NTSTATUS cmd_quit(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 213 {
 214         /* Cleanup */
 215         talloc_destroy(mem_ctx);
 216
 217         exit(0);
 218         return NT_STATUS_OK; /* NOTREACHED */
 219 }
 220
 221 static struct cmd_set vfstest_commands[] = {
 222
 223         { "GENERAL OPTIONS" },
 224
 225         { "conf",       cmd_conf,       "Load smb configuration file", "conf <smb.conf>" },
 226         { "help",       cmd_help,       "Get help on commands", "" },
 227         { "?",          cmd_help,       "Get help on commands", "" },
 228         { "debuglevel", cmd_debuglevel, "Set debug level", "" },
 229         { "freemem",    cmd_freemem,    "Free currently allocated buffers", "" },
 230         { "exit",       cmd_quit,       "Exit program", "" },
 231         { "quit",       cmd_quit,       "Exit program", "" },
 232
 233         { NULL }
 234 };
 235
 236 static struct cmd_set separator_command[] = {
 237         { "---------------", NULL,      "----------------------" },
 238         { NULL }
 239 };
 240
 241
 242 extern struct cmd_set vfs_commands[];
 243 static struct cmd_set *vfstest_command_list[] = {
 244         vfstest_commands,
 245         vfs_commands,
 246         NULL
 247 };
 248
 249 static void add_command_set(struct cmd_set *cmd_set)
 250 {
 251         struct cmd_list *entry;
 252
 253         if (!(entry = SMB_MALLOC_P(struct cmd_list))) {
 254                 DEBUG(0, ("out of memory\n"));
 255                 return;
 256         }
 257
 258         ZERO_STRUCTP(entry);
 259
 260         entry->cmd_set = cmd_set;
 261         DLIST_ADD(cmd_list, entry);
 262 }
 263
 264 static NTSTATUS do_cmd(struct vfs_state *vfs, struct cmd_set *cmd_entry, char *cmd)
 265 {
 266         const char *p = cmd;
 267         char **argv = NULL;
 268         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 269         pstring buf;
 270         TALLOC_CTX *mem_ctx = NULL;
 271         int argc = 0, i;
 272
 273         /* Count number of arguments first time through the loop then
 274            allocate memory and strdup them. */
 275
 276  again:
 277         while(next_token(&p, buf, " ", sizeof(buf))) {
 278                 if (argv) {
 279                         argv[argc] = SMB_STRDUP(buf);
 280                 }
 281
 282                 argc++;
 283         }
 284
 285         if (!argv) {
 286
 287                 /* Create argument list */
 288
 289                 argv = SMB_MALLOC_ARRAY(char *, argc);
 290                 memset(argv, 0, sizeof(char *) * argc);
 291
 292                 if (!argv) {
 293                         fprintf(stderr, "out of memory\n");
 294                         result = NT_STATUS_NO_MEMORY;
 295                         goto done;
 296                 }
 297
 298                 p = cmd;
 299                 argc = 0;
 300
 301                 goto again;
 302         }
 303
 304         /* Call the function */
 305
 306         if (cmd_entry->fn) {
 307
 308                 if (mem_ctx == NULL) {
 309                         /* Create mem_ctx */
 310                         if (!(mem_ctx = talloc_init("do_cmd"))) {
 311                                 DEBUG(0, ("talloc_init() failed\n"));
 312                                 goto done;
 313                         }
 314                 }
 315
 316                 /* Run command */
 317                 result = cmd_entry->fn(vfs, mem_ctx, argc, (const char **)argv);
 318
 319         } else {
 320                 fprintf (stderr, "Invalid command\n");
 321                 goto done;
 322         }
 323
 324  done:
 325
 326         /* Cleanup */
 327
 328         if (argv) {
 329                 for (i = 0; i < argc; i++)
 330                         SAFE_FREE(argv[i]);
 331
 332                 SAFE_FREE(argv);
 333         }
 334
 335         return result;
 336 }
 337
 338 /* Process a command entered at the prompt or as part of -c */
 339 static NTSTATUS process_cmd(struct vfs_state *vfs, char *cmd)
 340 {
 341         struct cmd_list *temp_list;
 342         bool found = False;
 343         pstring buf;
 344         const char *p = cmd;
 345         NTSTATUS result = NT_STATUS_OK;
 346         int len = 0;
 347
 348         if (cmd[strlen(cmd) - 1] == '\n')
 349                 cmd[strlen(cmd) - 1] = '\0';
 350
 351         if (!next_token(&p, buf, " ", sizeof(buf))) {
 352                 return NT_STATUS_OK;
 353         }
 354
 355         /* strip the trainly \n if it exsists */
 356         len = strlen(buf);
 357         if (buf[len-1] == '\n')
 358                 buf[len-1] = '\0';
 359
 360         /* Search for matching commands */
 361
 362         for (temp_list = cmd_list; temp_list; temp_list = temp_list->next) {
 363                 struct cmd_set *temp_set = temp_list->cmd_set;
 364
 365                 while(temp_set->name) {
 366                         if (strequal(buf, temp_set->name)) {
 367                                 found = True;
 368                                 result = do_cmd(vfs, temp_set, cmd);
 369
 370                                 goto done;
 371                         }
 372                         temp_set++;
 373                 }
 374         }
 375
 376  done:
 377         if (!found && buf[0]) {
 378                 printf("command not found: %s\n", buf);
 379                 return NT_STATUS_OK;
 380         }
 381
 382         if (!NT_STATUS_IS_OK(result)) {
 383                 printf("result was %s\n", nt_errstr(result));
 384         }
 385
 386         return result;
 387 }
 388
 389 static void process_file(struct vfs_state *pvfs, char *filename) {
 390         FILE *file;
 391         char command[3 * PATH_MAX];
 392
 393         if (*filename == '-') {
 394                 file = stdin;
 395         } else {
 396                 file = fopen(filename, "r");
 397                 if (file == NULL) {
 398                         printf("vfstest: error reading file (%s)!", filename);
 399                         printf("errno n.%d: %s", errno, strerror(errno));
 400                         exit(-1);
 401                 }
 402         }
 403
 404         while (fgets(command, 3 * PATH_MAX, file) != NULL) {
 405                 process_cmd(pvfs, command);
 406         }
 407 }
 408
 409 void exit_server(const char *reason)
 410 {
 411         DEBUG(3,("Server exit (%s)\n", (reason ? reason : "")));
 412         exit(0);
 413 }
 414
 415 void exit_server_cleanly(const char *const reason)
 416 {
 417         exit_server("normal exit");
 418 }
 419
 420 static int server_fd = -1;
 421 int last_message = -1;
 422
 423 int smbd_server_fd(void)
 424 {
 425                 return server_fd;
 426 }
 427
 428 void reload_printers(void)
 429 {
 430         return;
 431 }
 432
 433 /****************************************************************************
 434  Reload the services file.
 435 **************************************************************************/
 436
 437 bool reload_services(bool test)
 438 {
 439         bool ret;
 440
 441         if (lp_loaded()) {
 442                 pstring fname;
 443                 pstrcpy(fname,lp_configfile());
 444                 if (file_exist(fname, NULL) &&
 445                     !strcsequal(fname, dyn_CONFIGFILE)) {
 446                         pstrcpy(dyn_CONFIGFILE, fname);
 447                         test = False;
 448                 }
 449         }
 450
 451         reopen_logs();
 452
 453         if (test && !lp_file_list_changed())
 454                 return(True);
 455
 456         lp_killunused(conn_snum_used);
 457
 458         ret = lp_load(dyn_CONFIGFILE, False, False, True, True);
 459
 460         /* perhaps the config filename is now set */
 461         if (!test)
 462                 reload_services(True);
 463
 464         reopen_logs();
 465
 466         load_interfaces();
 467
 468         {
 469                 if (smbd_server_fd() != -1) {
 470                         set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
 471                         set_socket_options(smbd_server_fd(),
 472                                            lp_socket_options());
 473                 }
 474         }
 475
 476         mangle_reset_cache();
 477         reset_stat_cache();
 478
 479         /* this forces service parameters to be flushed */
 480         set_current_service(NULL,0,True);
 481
 482         return (ret);
 483 }
 484
 485 struct event_context *smbd_event_context(void)
 486 {
 487         static struct event_context *ctx;
 488
 489         if (!ctx && !(ctx = event_context_init(NULL))) {
 490                 smb_panic("Could not init smbd event context\n");
 491         }
 492         return ctx;
 493 }
 494
 495 struct messaging_context *smbd_messaging_context(void)
 496 {
 497         static struct messaging_context *ctx;
 498
 499         if (!ctx && !(ctx = messaging_init(NULL, server_id_self(),
 500                                            smbd_event_context()))) {
 501                 smb_panic("Could not init smbd messaging context\n");
 502         }
 503         return ctx;
 504 }
 505
 506 /* Main function */
 507
 508 int main(int argc, char *argv[])
 509 {
 510         static char             *cmdstr = NULL;
 511         struct cmd_set          **cmd_set;
 512         static struct vfs_state vfs;
 513         int i;
 514         static char             *filename = NULL;
 515
 516         /* make sure the vars that get altered (4th field) are in
 517            a fixed location or certain compilers complain */
 518         poptContext pc;
 519         struct poptOption long_options[] = {
 520                 POPT_AUTOHELP
 521                 {"file",        'f', POPT_ARG_STRING,   &filename, 0, },
 522                 {"command",     'c', POPT_ARG_STRING,   &cmdstr, 0, "Execute specified list of commands" },
 523                 POPT_COMMON_SAMBA
 524                 POPT_TABLEEND
 525         };
 526
 527         load_case_tables();
 528
 529         setlinebuf(stdout);
 530
 531         pc = poptGetContext("vfstest", argc, (const char **) argv,
 532                             long_options, 0);
 533
 534         while(poptGetNextOpt(pc) != -1);
 535
 536
 537         poptFreeContext(pc);
 538
 539         /* TODO: check output */
 540         reload_services(False);
 541
 542         /* the following functions are part of the Samba debugging
 543            facilities.  See lib/debug.c */
 544         setup_logging("vfstest", True);
 545
 546         /* Load command lists */
 547
 548         cmd_set = vfstest_command_list;
 549
 550         while(*cmd_set) {
 551                 add_command_set(*cmd_set);
 552                 add_command_set(separator_command);
 553                 cmd_set++;
 554         }
 555
 556         /* some basic initialization stuff */
 557         sec_init();
 558         conn_init();
 559         vfs.conn = conn_new();
 560         string_set(&vfs.conn->user,"vfstest");
 561         for (i=0; i < 1024; i++)
 562                 vfs.files[i] = NULL;
 563
 564         /* some advanced initiliazation stuff */
 565         smbd_vfs_init(vfs.conn);
 566
 567         /* Do we have a file input? */
 568         if (filename && filename[0]) {
 569                 process_file(&vfs, filename);
 570                 return 0;
 571         }
 572
 573         /* Do anything specified with -c */
 574         if (cmdstr && cmdstr[0]) {
 575                 char    *cmd;
 576                 char    *p = cmdstr;
 577
 578                 while((cmd=next_command(&p)) != NULL) {
 579                         process_cmd(&vfs, cmd);
 580                 }
 581
 582                 return 0;
 583         }
 584
 585         /* Loop around accepting commands */
 586
 587         while(1) {
 588                 pstring prompt;
 589                 char *line;
 590
 591                 slprintf(prompt, sizeof(prompt) - 1, "vfstest $> ");
 592
 593                 line = smb_readline(prompt, NULL, completion_fn);
 594
 595                 if (line == NULL)
 596                         break;
 597
 598                 if (line[0] != '\n')
 599                         process_cmd(&vfs, line);
 600         }
 601
 602         conn_free(vfs.conn);
 603         return 0;
 604 }