source/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 2 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, write to the Free Software
  24    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  25 */
  26
  27 #include "includes.h"
  28 #include "vfstest.h"
  29
  30 /* List to hold groups of commands */
  31 static struct cmd_list {
  32         struct cmd_list *prev, *next;
  33         struct cmd_set *cmd_set;
  34 } *cmd_list;
  35
  36 extern pstring user_socket_options;
  37
  38 /****************************************************************************
  39 handle completion of commands for readline
  40 ****************************************************************************/
  41 static char **completion_fn(char *text, int start, int end)
  42 {
  43 #define MAX_COMPLETIONS 100
  44         char **matches;
  45         int i, count=0;
  46         struct cmd_list *commands = cmd_list;
  47
  48         if (start)
  49                 return NULL;
  50
  51         /* make sure we have a list of valid commands */
  52         if (!commands)
  53                 return NULL;
  54
  55         matches = (char **)malloc(sizeof(matches[0])*MAX_COMPLETIONS);
  56         if (!matches) return NULL;
  57
  58         matches[count++] = strdup(text);
  59         if (!matches[0]) return NULL;
  60
  61         while (commands && count < MAX_COMPLETIONS-1)
  62         {
  63                 if (!commands->cmd_set)
  64                         break;
  65
  66                 for (i=0; commands->cmd_set[i].name; i++)
  67                 {
  68                         if ((strncmp(text, commands->cmd_set[i].name, strlen(text)) == 0) &&
  69                                 commands->cmd_set[i].fn)
  70                         {
  71                                 matches[count] = strdup(commands->cmd_set[i].name);
  72                                 if (!matches[count])
  73                                         return NULL;
  74                                 count++;
  75                         }
  76                 }
  77
  78                 commands = commands->next;
  79
  80         }
  81
  82         if (count == 2) {
  83                 SAFE_FREE(matches[0]);
  84                 matches[0] = strdup(matches[1]);
  85         }
  86         matches[count] = NULL;
  87         return matches;
  88 }
  89
  90 static char* next_command(char** cmdstr)
  91 {
  92         static pstring          command;
  93         char                    *p;
  94
  95         if (!cmdstr || !(*cmdstr))
  96                 return NULL;
  97
  98         p = strchr_m(*cmdstr, ';');
  99         if (p)
 100                 *p = '\0';
 101         pstrcpy(command, *cmdstr);
 102         *cmdstr = p;
 103
 104         return command;
 105 }
 106
 107 /* Load specified configuration file */
 108 static NTSTATUS cmd_conf(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
 109                         int argc, const char **argv)
 110 {
 111         if (argc != 2) {
 112                 printf("Usage: %s <smb.conf>\n", argv[0]);
 113                 return NT_STATUS_OK;
 114         }
 115
 116         if (!lp_load(argv[1], False, True, False)) {
 117                 printf("Error loading \"%s\"\n", argv[1]);
 118                 return NT_STATUS_OK;
 119         }
 120
 121         printf("\"%s\" successfully loaded\n", argv[1]);
 122         return NT_STATUS_OK;
 123 }
 124
 125 /* Display help on commands */
 126 static NTSTATUS cmd_help(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
 127                          int argc, const char **argv)
 128 {
 129         struct cmd_list *tmp;
 130         struct cmd_set *tmp_set;
 131
 132         /* Usage */
 133         if (argc > 2) {
 134                 printf("Usage: %s [command]\n", argv[0]);
 135                 return NT_STATUS_OK;
 136         }
 137
 138         /* Help on one command */
 139
 140         if (argc == 2) {
 141                 for (tmp = cmd_list; tmp; tmp = tmp->next) {
 142
 143                         tmp_set = tmp->cmd_set;
 144
 145                         while(tmp_set->name) {
 146                                 if (strequal(argv[1], tmp_set->name)) {
 147                                         if (tmp_set->usage &&
 148                                             tmp_set->usage[0])
 149                                                 printf("%s\n", tmp_set->usage);
 150                                         else
 151                                                 printf("No help for %s\n", tmp_set->name);
 152
 153                                         return NT_STATUS_OK;
 154                                 }
 155
 156                                 tmp_set++;
 157                         }
 158                 }
 159
 160                 printf("No such command: %s\n", argv[1]);
 161                 return NT_STATUS_OK;
 162         }
 163
 164         /* List all commands */
 165
 166         for (tmp = cmd_list; tmp; tmp = tmp->next) {
 167
 168                 tmp_set = tmp->cmd_set;
 169
 170                 while(tmp_set->name) {
 171
 172                         printf("%15s\t\t%s\n", tmp_set->name,
 173                                tmp_set->description ? tmp_set->description:
 174                                "");
 175
 176                         tmp_set++;
 177                 }
 178         }
 179
 180         return NT_STATUS_OK;
 181 }
 182
 183 /* Change the debug level */
 184 static NTSTATUS cmd_debuglevel(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 185 {
 186         if (argc > 2) {
 187                 printf("Usage: %s [debuglevel]\n", argv[0]);
 188                 return NT_STATUS_OK;
 189         }
 190
 191         if (argc == 2) {
 192                 DEBUGLEVEL = atoi(argv[1]);
 193         }
 194
 195         printf("debuglevel is %d\n", DEBUGLEVEL);
 196
 197         return NT_STATUS_OK;
 198 }
 199
 200 static NTSTATUS cmd_freemem(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 201 {
 202         /* Cleanup */
 203         talloc_destroy(mem_ctx);
 204         mem_ctx = NULL;
 205         vfs->data = NULL;
 206         vfs->data_size = 0;
 207         return NT_STATUS_OK;
 208 }
 209
 210 static NTSTATUS cmd_quit(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
 211 {
 212         /* Cleanup */
 213         talloc_destroy(mem_ctx);
 214
 215         exit(0);
 216         return NT_STATUS_OK; /* NOTREACHED */
 217 }
 218
 219 static struct cmd_set vfstest_commands[] = {
 220
 221         { "GENERAL OPTIONS" },
 222
 223         { "conf",       cmd_conf,       "Load smb configuration file", "conf <smb.conf>" },
 224         { "help",       cmd_help,       "Get help on commands", "" },
 225         { "?",          cmd_help,       "Get help on commands", "" },
 226         { "debuglevel", cmd_debuglevel, "Set debug level", "" },
 227         { "freemem",    cmd_freemem,    "Free currently allocated buffers", "" },
 228         { "exit",       cmd_quit,       "Exit program", "" },
 229         { "quit",       cmd_quit,       "Exit program", "" },
 230
 231         { NULL }
 232 };
 233
 234 static struct cmd_set separator_command[] = {
 235         { "---------------", NULL,      "----------------------" },
 236         { NULL }
 237 };
 238
 239
 240 extern struct cmd_set vfs_commands[];
 241 static struct cmd_set *vfstest_command_list[] = {
 242         vfstest_commands,
 243         vfs_commands,
 244         NULL
 245 };
 246
 247 static void add_command_set(struct cmd_set *cmd_set)
 248 {
 249         struct cmd_list *entry;
 250
 251         if (!(entry = (struct cmd_list *)malloc(sizeof(struct cmd_list)))) {
 252                 DEBUG(0, ("out of memory\n"));
 253                 return;
 254         }
 255
 256         ZERO_STRUCTP(entry);
 257
 258         entry->cmd_set = cmd_set;
 259         DLIST_ADD(cmd_list, entry);
 260 }
 261
 262 static NTSTATUS do_cmd(struct vfs_state *vfs, struct cmd_set *cmd_entry, char *cmd)
 263 {
 264         const char *p = cmd;
 265         char **argv = NULL;
 266         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 267         pstring buf;
 268         TALLOC_CTX *mem_ctx = NULL;
 269         int argc = 0, i;
 270
 271         /* Count number of arguments first time through the loop then
 272            allocate memory and strdup them. */
 273
 274  again:
 275         while(next_token(&p, buf, " ", sizeof(buf))) {
 276                 if (argv) {
 277                         argv[argc] = strdup(buf);
 278                 }
 279
 280                 argc++;
 281         }
 282
 283         if (!argv) {
 284
 285                 /* Create argument list */
 286
 287                 argv = (char **)malloc(sizeof(char *) * argc);
 288                 memset(argv, 0, sizeof(char *) * argc);
 289
 290                 if (!argv) {
 291                         fprintf(stderr, "out of memory\n");
 292                         result = NT_STATUS_NO_MEMORY;
 293                         goto done;
 294                 }
 295
 296                 p = cmd;
 297                 argc = 0;
 298
 299                 goto again;
 300         }
 301
 302         /* Call the function */
 303
 304         if (cmd_entry->fn) {
 305
 306                 if (mem_ctx == NULL) {
 307                         /* Create mem_ctx */
 308                         if (!(mem_ctx = talloc_init("do_cmd"))) {
 309                                 DEBUG(0, ("talloc_init() failed\n"));
 310                                 goto done;
 311                         }
 312                 }
 313
 314                 /* Run command */
 315                 result = cmd_entry->fn(vfs, mem_ctx, argc, (const char **)argv);
 316
 317         } else {
 318                 fprintf (stderr, "Invalid command\n");
 319                 goto done;
 320         }
 321
 322  done:
 323
 324         /* Cleanup */
 325
 326         if (argv) {
 327                 for (i = 0; i < argc; i++)
 328                         SAFE_FREE(argv[i]);
 329
 330                 SAFE_FREE(argv);
 331         }
 332
 333         return result;
 334 }
 335
 336 /* Process a command entered at the prompt or as part of -c */
 337 static NTSTATUS process_cmd(struct vfs_state *vfs, char *cmd)
 338 {
 339         struct cmd_list *temp_list;
 340         BOOL found = False;
 341         pstring buf;
 342         const char *p = cmd;
 343         NTSTATUS result = NT_STATUS_OK;
 344         int len = 0;
 345
 346         if (cmd[strlen(cmd) - 1] == '\n')
 347                 cmd[strlen(cmd) - 1] = '\0';
 348
 349         if (!next_token(&p, buf, " ", sizeof(buf))) {
 350                 return NT_STATUS_OK;
 351         }
 352
 353         /* strip the trainly \n if it exsists */
 354         len = strlen(buf);
 355         if (buf[len-1] == '\n')
 356                 buf[len-1] = '\0';
 357
 358         /* Search for matching commands */
 359
 360         for (temp_list = cmd_list; temp_list; temp_list = temp_list->next) {
 361                 struct cmd_set *temp_set = temp_list->cmd_set;
 362
 363                 while(temp_set->name) {
 364                         if (strequal(buf, temp_set->name)) {
 365                                 found = True;
 366                                 result = do_cmd(vfs, temp_set, cmd);
 367
 368                                 goto done;
 369                         }
 370                         temp_set++;
 371                 }
 372         }
 373
 374  done:
 375         if (!found && buf[0]) {
 376                 printf("command not found: %s\n", buf);
 377                 return NT_STATUS_OK;
 378         }
 379
 380         if (!NT_STATUS_IS_OK(result)) {
 381                 printf("result was %s\n", nt_errstr(result));
 382         }
 383
 384         return result;
 385 }
 386
 387 static void process_file(struct vfs_state *pvfs, char *filename) {
 388         FILE *file;
 389         char command[3 * PATH_MAX];
 390
 391         if (*filename == '-') {
 392                 file = stdin;
 393         } else {
 394                 file = fopen(filename, "r");
 395                 if (file == NULL) {
 396                         printf("vfstest: error reading file (%s)!", filename);
 397                         printf("errno n.%d: %s", errno, strerror(errno));
 398                         exit(-1);
 399                 }
 400         }
 401
 402         while (fgets(command, 3 * PATH_MAX, file) != NULL) {
 403                 process_cmd(pvfs, command);
 404         }
 405 }
 406
 407 void exit_server(const char *reason)
 408 {
 409         DEBUG(3,("Server exit (%s)\n", (reason ? reason : "")));
 410         exit(0);
 411 }
 412
 413 static int server_fd = -1;
 414 int last_message = -1;
 415
 416 int smbd_server_fd(void)
 417 {
 418                 return server_fd;
 419 }
 420
 421 /****************************************************************************
 422  Reload the services file.
 423 **************************************************************************/
 424
 425 BOOL reload_services(BOOL test)
 426 {
 427         BOOL ret;
 428
 429         if (lp_loaded()) {
 430                 pstring fname;
 431                 pstrcpy(fname,lp_configfile());
 432                 if (file_exist(fname, NULL) &&
 433                     !strcsequal(fname, dyn_CONFIGFILE)) {
 434                         pstrcpy(dyn_CONFIGFILE, fname);
 435                         test = False;
 436                 }
 437         }
 438
 439         reopen_logs();
 440
 441         if (test && !lp_file_list_changed())
 442                 return(True);
 443
 444         lp_killunused(conn_snum_used);
 445
 446         ret = lp_load(dyn_CONFIGFILE, False, False, True);
 447
 448         load_printers();
 449
 450         /* perhaps the config filename is now set */
 451         if (!test)
 452                 reload_services(True);
 453
 454         reopen_logs();
 455
 456         load_interfaces();
 457
 458         {
 459                 if (smbd_server_fd() != -1) {
 460                         set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
 461                         set_socket_options(smbd_server_fd(), user_socket_options);
 462                 }
 463         }
 464
 465         mangle_reset_cache();
 466         reset_stat_cache();
 467
 468         /* this forces service parameters to be flushed */
 469         set_current_service(NULL,True);
 470
 471         return (ret);
 472 }
 473
 474 /* Main function */
 475
 476 int main(int argc, char *argv[])
 477 {
 478         static char             *cmdstr = NULL;
 479         struct cmd_set          **cmd_set;
 480         static struct vfs_state vfs;
 481         int i;
 482         static char             *filename = NULL;
 483
 484         /* make sure the vars that get altered (4th field) are in
 485            a fixed location or certain compilers complain */
 486         poptContext pc;
 487         struct poptOption long_options[] = {
 488                 POPT_AUTOHELP
 489                 {"file",        'f', POPT_ARG_STRING,   &filename, 0, },
 490                 {"command",     'c', POPT_ARG_STRING,   &cmdstr, 0, "Execute specified list of commands" },
 491                 POPT_COMMON_SAMBA
 492                 POPT_TABLEEND
 493         };
 494
 495
 496         setlinebuf(stdout);
 497
 498         pc = poptGetContext("vfstest", argc, (const char **) argv,
 499                             long_options, 0);
 500
 501         while(poptGetNextOpt(pc) != -1);
 502
 503
 504         poptFreeContext(pc);
 505
 506         /* TODO: check output */
 507         reload_services(False);
 508
 509         /* the following functions are part of the Samba debugging
 510            facilities.  See lib/debug.c */
 511         setup_logging("vfstest", True);
 512
 513         /* Load command lists */
 514
 515         cmd_set = vfstest_command_list;
 516
 517         while(*cmd_set) {
 518                 add_command_set(*cmd_set);
 519                 add_command_set(separator_command);
 520                 cmd_set++;
 521         }
 522
 523         /* some basic initialization stuff */
 524         sec_init();
 525         conn_init();
 526         vfs.conn = conn_new();
 527         string_set(&vfs.conn->user,"vfstest");
 528         for (i=0; i < 1024; i++)
 529                 vfs.files[i] = NULL;
 530
 531         /* some advanced initiliazation stuff */
 532         smbd_vfs_init(vfs.conn);
 533
 534         /* Do we have a file input? */
 535         if (filename && filename[0]) {
 536                 process_file(&vfs, filename);
 537                 return 0;
 538         }
 539
 540         /* Do anything specified with -c */
 541         if (cmdstr && cmdstr[0]) {
 542                 char    *cmd;
 543                 char    *p = cmdstr;
 544
 545                 while((cmd=next_command(&p)) != NULL) {
 546                         process_cmd(&vfs, cmd);
 547                 }
 548
 549                 return 0;
 550         }
 551
 552         /* Loop around accepting commands */
 553
 554         while(1) {
 555                 pstring prompt;
 556                 char *line;
 557
 558                 slprintf(prompt, sizeof(prompt) - 1, "vfstest $> ");
 559
 560                 line = smb_readline(prompt, NULL, completion_fn);
 561
 562                 if (line == NULL)
 563                         break;
 564
 565                 if (line[0] != '\n')
 566                         process_cmd(&vfs, line);
 567         }
 568
 569         free(vfs.conn);
 570         return 0;
 571 }