e469cebf650bc0a72c8cef36a9efdfc0119cd763
[ira/wip.git] / lib / tdb / tools / tdbtool.c
1 /* 
2    Unix SMB/CIFS implementation.
3    Samba database functions
4    Copyright (C) Andrew Tridgell              1999-2000
5    Copyright (C) Paul `Rusty' Russell              2000
6    Copyright (C) Jeremy Allison                    2000
7    Copyright (C) Andrew Esh                        2001
8
9    This program is free software; you can redistribute it and/or modify
10    it under the terms of the GNU General Public License as published by
11    the Free Software Foundation; either version 3 of the License, or
12    (at your option) any later version.
13    
14    This program is distributed in the hope that it will be useful,
15    but WITHOUT ANY WARRANTY; without even the implied warranty of
16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17    GNU General Public License for more details.
18    
19    You should have received a copy of the GNU General Public License
20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
21 */
22
23 #include "replace.h"
24 #include "system/locale.h"
25 #include "system/time.h"
26 #include "system/filesys.h"
27 #include "system/wait.h"
28 #include "tdb.h"
29
30 static int do_command(void);
31 const char *cmdname;
32 char *arg1, *arg2;
33 size_t arg1len, arg2len;
34 int bIterate = 0;
35 char *line;
36 TDB_DATA iterate_kbuf;
37 char cmdline[1024];
38 static int disable_mmap;
39
40 enum commands {
41         CMD_CREATE_TDB,
42         CMD_OPEN_TDB,
43         CMD_TRANSACTION_START,
44         CMD_TRANSACTION_COMMIT,
45         CMD_TRANSACTION_CANCEL,
46         CMD_ERASE,
47         CMD_DUMP,
48         CMD_INSERT,
49         CMD_MOVE,
50         CMD_STORE,
51         CMD_SHOW,
52         CMD_KEYS,
53         CMD_HEXKEYS,
54         CMD_DELETE,
55         CMD_LIST_HASH_FREE,
56         CMD_LIST_FREE,
57         CMD_INFO,
58         CMD_MMAP,
59         CMD_SPEED,
60         CMD_FIRST,
61         CMD_NEXT,
62         CMD_SYSTEM,
63         CMD_CHECK,
64         CMD_QUIT,
65         CMD_HELP
66 };
67
68 typedef struct {
69         const char *name;
70         enum commands cmd;
71 } COMMAND_TABLE;
72
73 COMMAND_TABLE cmd_table[] = {
74         {"create",      CMD_CREATE_TDB},
75         {"open",        CMD_OPEN_TDB},
76         {"transaction_start",   CMD_TRANSACTION_START},
77         {"transaction_commit",  CMD_TRANSACTION_COMMIT},
78         {"transaction_cancel",  CMD_TRANSACTION_CANCEL},
79         {"erase",       CMD_ERASE},
80         {"dump",        CMD_DUMP},
81         {"insert",      CMD_INSERT},
82         {"move",        CMD_MOVE},
83         {"store",       CMD_STORE},
84         {"show",        CMD_SHOW},
85         {"keys",        CMD_KEYS},
86         {"hexkeys",     CMD_HEXKEYS},
87         {"delete",      CMD_DELETE},
88         {"list",        CMD_LIST_HASH_FREE},
89         {"free",        CMD_LIST_FREE},
90         {"info",        CMD_INFO},
91         {"speed",       CMD_SPEED},
92         {"mmap",        CMD_MMAP},
93         {"first",       CMD_FIRST},
94         {"1",           CMD_FIRST},
95         {"next",        CMD_NEXT},
96         {"n",           CMD_NEXT},
97         {"check",       CMD_CHECK},
98         {"quit",        CMD_QUIT},
99         {"q",           CMD_QUIT},
100         {"!",           CMD_SYSTEM},
101         {NULL,          CMD_HELP}
102 };
103
104 struct timeval tp1,tp2;
105
106 static void _start_timer(void)
107 {
108         gettimeofday(&tp1,NULL);
109 }
110
111 static double _end_timer(void)
112 {
113         gettimeofday(&tp2,NULL);
114         return((tp2.tv_sec - tp1.tv_sec) + 
115                (tp2.tv_usec - tp1.tv_usec)*1.0e-6);
116 }
117
118 /* a tdb tool for manipulating a tdb database */
119
120 static TDB_CONTEXT *tdb;
121
122 static int print_rec(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
123 static int print_key(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
124 static int print_hexkey(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
125
126 static void print_asc(const char *buf,int len)
127 {
128         int i;
129
130         /* We're probably printing ASCII strings so don't try to display
131            the trailing NULL character. */
132
133         if (buf[len - 1] == 0)
134                 len--;
135
136         for (i=0;i<len;i++)
137                 printf("%c",isprint(buf[i])?buf[i]:'.');
138 }
139
140 static void print_data(const char *buf,int len)
141 {
142         int i=0;
143         if (len<=0) return;
144         printf("[%03X] ",i);
145         for (i=0;i<len;) {
146                 printf("%02X ",(int)((unsigned char)buf[i]));
147                 i++;
148                 if (i%8 == 0) printf(" ");
149                 if (i%16 == 0) {      
150                         print_asc(&buf[i-16],8); printf(" ");
151                         print_asc(&buf[i-8],8); printf("\n");
152                         if (i<len) printf("[%03X] ",i);
153                 }
154         }
155         if (i%16) {
156                 int n;
157                 
158                 n = 16 - (i%16);
159                 printf(" ");
160                 if (n>8) printf(" ");
161                 while (n--) printf("   ");
162                 
163                 n = i%16;
164                 if (n > 8) n = 8;
165                 print_asc(&buf[i-(i%16)],n); printf(" ");
166                 n = (i%16) - n;
167                 if (n>0) print_asc(&buf[i-n],n); 
168                 printf("\n");    
169         }
170 }
171
172 static void help(void)
173 {
174         printf("\n"
175 "tdbtool: \n"
176 "  create    dbname     : create a database\n"
177 "  open      dbname     : open an existing database\n"
178 "  transaction_start    : start a transaction\n"
179 "  transaction_commit   : commit a transaction\n"
180 "  transaction_cancel   : cancel a transaction\n"
181 "  erase                : erase the database\n"
182 "  dump                 : dump the database as strings\n"
183 "  keys                 : dump the database keys as strings\n"
184 "  hexkeys              : dump the database keys as hex values\n"
185 "  info                 : print summary info about the database\n"
186 "  insert    key  data  : insert a record\n"
187 "  move      key  file  : move a record to a destination tdb\n"
188 "  store     key  data  : store a record (replace)\n"
189 "  show      key        : show a record by key\n"
190 "  delete    key        : delete a record by key\n"
191 "  list                 : print the database hash table and freelist\n"
192 "  free                 : print the database freelist\n"
193 "  check                : check the integrity of an opened database\n"
194 "  speed                : perform speed tests on the database\n"
195 "  ! command            : execute system command\n"
196 "  1 | first            : print the first record\n"
197 "  n | next             : print the next record\n"
198 "  q | quit             : terminate\n"
199 "  \\n                   : repeat 'next' command\n"
200 "\n");
201 }
202
203 static void terror(const char *why)
204 {
205         printf("%s\n", why);
206 }
207
208 static void create_tdb(const char *tdbname)
209 {
210         if (tdb) tdb_close(tdb);
211         tdb = tdb_open(tdbname, 0, TDB_CLEAR_IF_FIRST | (disable_mmap?TDB_NOMMAP:0),
212                        O_RDWR | O_CREAT | O_TRUNC, 0600);
213         if (!tdb) {
214                 printf("Could not create %s: %s\n", tdbname, strerror(errno));
215         }
216 }
217
218 static void open_tdb(const char *tdbname)
219 {
220         if (tdb) tdb_close(tdb);
221         tdb = tdb_open(tdbname, 0, disable_mmap?TDB_NOMMAP:0, O_RDWR, 0600);
222         if (!tdb) {
223                 printf("Could not open %s: %s\n", tdbname, strerror(errno));
224         }
225 }
226
227 static void insert_tdb(char *keyname, size_t keylen, char* data, size_t datalen)
228 {
229         TDB_DATA key, dbuf;
230
231         if ((keyname == NULL) || (keylen == 0)) {
232                 terror("need key");
233                 return;
234         }
235
236         key.dptr = (unsigned char *)keyname;
237         key.dsize = keylen;
238         dbuf.dptr = (unsigned char *)data;
239         dbuf.dsize = datalen;
240
241         if (tdb_store(tdb, key, dbuf, TDB_INSERT) == -1) {
242                 terror("insert failed");
243         }
244 }
245
246 static void store_tdb(char *keyname, size_t keylen, char* data, size_t datalen)
247 {
248         TDB_DATA key, dbuf;
249
250         if ((keyname == NULL) || (keylen == 0)) {
251                 terror("need key");
252                 return;
253         }
254
255         if ((data == NULL) || (datalen == 0)) {
256                 terror("need data");
257                 return;
258         }
259
260         key.dptr = (unsigned char *)keyname;
261         key.dsize = keylen;
262         dbuf.dptr = (unsigned char *)data;
263         dbuf.dsize = datalen;
264
265         printf("Storing key:\n");
266         print_rec(tdb, key, dbuf, NULL);
267
268         if (tdb_store(tdb, key, dbuf, TDB_REPLACE) == -1) {
269                 terror("store failed");
270         }
271 }
272
273 static void show_tdb(char *keyname, size_t keylen)
274 {
275         TDB_DATA key, dbuf;
276
277         if ((keyname == NULL) || (keylen == 0)) {
278                 terror("need key");
279                 return;
280         }
281
282         key.dptr = (unsigned char *)keyname;
283         key.dsize = keylen;
284
285         dbuf = tdb_fetch(tdb, key);
286         if (!dbuf.dptr) {
287             terror("fetch failed");
288             return;
289         }
290         
291         print_rec(tdb, key, dbuf, NULL);
292         
293         free( dbuf.dptr );
294         
295         return;
296 }
297
298 static void delete_tdb(char *keyname, size_t keylen)
299 {
300         TDB_DATA key;
301
302         if ((keyname == NULL) || (keylen == 0)) {
303                 terror("need key");
304                 return;
305         }
306
307         key.dptr = (unsigned char *)keyname;
308         key.dsize = keylen;
309
310         if (tdb_delete(tdb, key) != 0) {
311                 terror("delete failed");
312         }
313 }
314
315 static void move_rec(char *keyname, size_t keylen, char* tdbname)
316 {
317         TDB_DATA key, dbuf;
318         TDB_CONTEXT *dst_tdb;
319
320         if ((keyname == NULL) || (keylen == 0)) {
321                 terror("need key");
322                 return;
323         }
324
325         if ( !tdbname ) {
326                 terror("need destination tdb name");
327                 return;
328         }
329
330         key.dptr = (unsigned char *)keyname;
331         key.dsize = keylen;
332
333         dbuf = tdb_fetch(tdb, key);
334         if (!dbuf.dptr) {
335                 terror("fetch failed");
336                 return;
337         }
338         
339         print_rec(tdb, key, dbuf, NULL);
340         
341         dst_tdb = tdb_open(tdbname, 0, 0, O_RDWR, 0600);
342         if ( !dst_tdb ) {
343                 terror("unable to open destination tdb");
344                 return;
345         }
346         
347         if ( tdb_store( dst_tdb, key, dbuf, TDB_REPLACE ) == -1 ) {
348                 terror("failed to move record");
349         }
350         else
351                 printf("record moved\n");
352         
353         tdb_close( dst_tdb );
354         
355         return;
356 }
357
358 static int print_rec(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
359 {
360         printf("\nkey %d bytes\n", (int)key.dsize);
361         print_asc((const char *)key.dptr, key.dsize);
362         printf("\ndata %d bytes\n", (int)dbuf.dsize);
363         print_data((const char *)dbuf.dptr, dbuf.dsize);
364         return 0;
365 }
366
367 static int print_key(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
368 {
369         printf("key %d bytes: ", (int)key.dsize);
370         print_asc((const char *)key.dptr, key.dsize);
371         printf("\n");
372         return 0;
373 }
374
375 static int print_hexkey(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
376 {
377         printf("key %d bytes\n", (int)key.dsize);
378         print_data((const char *)key.dptr, key.dsize);
379         printf("\n");
380         return 0;
381 }
382
383 static int total_bytes;
384
385 static int traverse_fn(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
386 {
387         total_bytes += dbuf.dsize;
388         return 0;
389 }
390
391 static void info_tdb(void)
392 {
393         int count;
394         total_bytes = 0;
395         if ((count = tdb_traverse(tdb, traverse_fn, NULL)) == -1)
396                 printf("Error = %s\n", tdb_errorstr(tdb));
397         else
398                 printf("%d records totalling %d bytes\n", count, total_bytes);
399 }
400
401 static void speed_tdb(const char *tlimit)
402 {
403         unsigned timelimit = tlimit?atoi(tlimit):0;
404         double t;
405         int ops;
406         if (timelimit == 0) timelimit = 5;
407
408         ops = 0;
409         printf("Testing store speed for %u seconds\n", timelimit);
410         _start_timer();
411         do {
412                 long int r = random();
413                 TDB_DATA key, dbuf;
414                 key.dptr = (unsigned char *)"store test";
415                 key.dsize = strlen((char *)key.dptr);
416                 dbuf.dptr = (unsigned char *)&r;
417                 dbuf.dsize = sizeof(r);
418                 tdb_store(tdb, key, dbuf, TDB_REPLACE);
419                 t = _end_timer();
420                 ops++;
421         } while (t < timelimit);
422         printf("%10.3f ops/sec\n", ops/t);
423
424         ops = 0;
425         printf("Testing fetch speed for %u seconds\n", timelimit);
426         _start_timer();
427         do {
428                 long int r = random();
429                 TDB_DATA key, dbuf;
430                 key.dptr = (unsigned char *)"store test";
431                 key.dsize = strlen((char *)key.dptr);
432                 dbuf.dptr = (unsigned char *)&r;
433                 dbuf.dsize = sizeof(r);
434                 tdb_fetch(tdb, key);
435                 t = _end_timer();
436                 ops++;
437         } while (t < timelimit);
438         printf("%10.3f ops/sec\n", ops/t);
439
440         ops = 0;
441         printf("Testing transaction speed for %u seconds\n", timelimit);
442         _start_timer();
443         do {
444                 long int r = random();
445                 TDB_DATA key, dbuf;
446                 key.dptr = (unsigned char *)"transaction test";
447                 key.dsize = strlen((char *)key.dptr);
448                 dbuf.dptr = (unsigned char *)&r;
449                 dbuf.dsize = sizeof(r);
450                 tdb_transaction_start(tdb);
451                 tdb_store(tdb, key, dbuf, TDB_REPLACE);
452                 tdb_transaction_commit(tdb);
453                 t = _end_timer();
454                 ops++;
455         } while (t < timelimit);
456         printf("%10.3f ops/sec\n", ops/t);
457
458         ops = 0;
459         printf("Testing traverse speed for %u seconds\n", timelimit);
460         _start_timer();
461         do {
462                 tdb_traverse(tdb, traverse_fn, NULL);
463                 t = _end_timer();
464                 ops++;
465         } while (t < timelimit);
466         printf("%10.3f ops/sec\n", ops/t);
467 }
468
469 static void toggle_mmap(void)
470 {
471         disable_mmap = !disable_mmap;
472         if (disable_mmap) {
473                 printf("mmap is disabled\n");
474         } else {
475                 printf("mmap is enabled\n");
476         }
477 }
478
479 static char *tdb_getline(const char *prompt)
480 {
481         static char thisline[1024];
482         char *p;
483         fputs(prompt, stdout);
484         thisline[0] = 0;
485         p = fgets(thisline, sizeof(thisline)-1, stdin);
486         if (p) p = strchr(p, '\n');
487         if (p) *p = 0;
488         return p?thisline:NULL;
489 }
490
491 static int do_delete_fn(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf,
492                      void *state)
493 {
494     return tdb_delete(the_tdb, key);
495 }
496
497 static void first_record(TDB_CONTEXT *the_tdb, TDB_DATA *pkey)
498 {
499         TDB_DATA dbuf;
500         *pkey = tdb_firstkey(the_tdb);
501         
502         dbuf = tdb_fetch(the_tdb, *pkey);
503         if (!dbuf.dptr) terror("fetch failed");
504         else {
505                 print_rec(the_tdb, *pkey, dbuf, NULL);
506         }
507 }
508
509 static void next_record(TDB_CONTEXT *the_tdb, TDB_DATA *pkey)
510 {
511         TDB_DATA dbuf;
512         *pkey = tdb_nextkey(the_tdb, *pkey);
513         
514         dbuf = tdb_fetch(the_tdb, *pkey);
515         if (!dbuf.dptr) 
516                 terror("fetch failed");
517         else
518                 print_rec(the_tdb, *pkey, dbuf, NULL);
519 }
520
521 static int test_fn(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
522 {
523         return 0;
524 }
525
526 static void check_db(TDB_CONTEXT *the_tdb)
527 {
528         int tdbcount=-1;
529         if (the_tdb) {
530                 tdbcount = tdb_traverse(the_tdb, test_fn, NULL);
531         } else {
532                 printf("Error: No database opened!\n");
533         }
534
535         if (tdbcount<0) {
536                 printf("Integrity check for the opened database failed.\n");
537         } else {
538                 printf("Database integrity is OK and has %d records.\n", tdbcount);
539         }
540 }
541
542 static int do_command(void)
543 {
544         COMMAND_TABLE *ctp = cmd_table;
545         enum commands mycmd = CMD_HELP;
546         int cmd_len;
547
548         if (cmdname && strlen(cmdname) == 0) {
549                 mycmd = CMD_NEXT;
550         } else {
551                 while (ctp->name) {
552                         cmd_len = strlen(ctp->name);
553                         if (strncmp(ctp->name,cmdname,cmd_len) == 0) {
554                                 mycmd = ctp->cmd;
555                                 break;
556                         }
557                         ctp++;
558                 }
559         }
560
561         switch (mycmd) {
562         case CMD_CREATE_TDB:
563                 bIterate = 0;
564                 create_tdb(arg1);
565                 return 0;
566         case CMD_OPEN_TDB:
567                 bIterate = 0;
568                 open_tdb(arg1);
569                 return 0;
570         case CMD_SYSTEM:
571                 /* Shell command */
572                 if (system(arg1) == -1) {
573                         terror("system() call failed\n");
574                 }
575                 return 0;
576         case CMD_QUIT:
577                 return 1;
578         default:
579                 /* all the rest require a open database */
580                 if (!tdb) {
581                         bIterate = 0;
582                         terror("database not open");
583                         help();
584                         return 0;
585                 }
586                 switch (mycmd) {
587                 case CMD_TRANSACTION_START:
588                         bIterate = 0;
589                         tdb_transaction_start(tdb);
590                         return 0;
591                 case CMD_TRANSACTION_COMMIT:
592                         bIterate = 0;
593                         tdb_transaction_commit(tdb);
594                         return 0;
595                 case CMD_TRANSACTION_CANCEL:
596                         bIterate = 0;
597                         tdb_transaction_cancel(tdb);
598                         return 0;
599                 case CMD_ERASE:
600                         bIterate = 0;
601                         tdb_traverse(tdb, do_delete_fn, NULL);
602                         return 0;
603                 case CMD_DUMP:
604                         bIterate = 0;
605                         tdb_traverse(tdb, print_rec, NULL);
606                         return 0;
607                 case CMD_INSERT:
608                         bIterate = 0;
609                         insert_tdb(arg1, arg1len,arg2,arg2len);
610                         return 0;
611                 case CMD_MOVE:
612                         bIterate = 0;
613                         move_rec(arg1,arg1len,arg2);
614                         return 0;
615                 case CMD_STORE:
616                         bIterate = 0;
617                         store_tdb(arg1,arg1len,arg2,arg2len);
618                         return 0;
619                 case CMD_SHOW:
620                         bIterate = 0;
621                         show_tdb(arg1, arg1len);
622                         return 0;
623                 case CMD_KEYS:
624                         tdb_traverse(tdb, print_key, NULL);
625                         return 0;
626                 case CMD_HEXKEYS:
627                         tdb_traverse(tdb, print_hexkey, NULL);
628                         return 0;
629                 case CMD_DELETE:
630                         bIterate = 0;
631                         delete_tdb(arg1,arg1len);
632                         return 0;
633                 case CMD_LIST_HASH_FREE:
634                         tdb_dump_all(tdb);
635                         return 0;
636                 case CMD_LIST_FREE:
637                         tdb_printfreelist(tdb);
638                         return 0;
639                 case CMD_INFO:
640                         info_tdb();
641                         return 0;
642                 case CMD_SPEED:
643                         speed_tdb(arg1);
644                         return 0;
645                 case CMD_MMAP:
646                         toggle_mmap();
647                         return 0;
648                 case CMD_FIRST:
649                         bIterate = 1;
650                         first_record(tdb, &iterate_kbuf);
651                         return 0;
652                 case CMD_NEXT:
653                         if (bIterate)
654                                 next_record(tdb, &iterate_kbuf);
655                         return 0;
656                 case CMD_CHECK:
657                         check_db(tdb);
658                         return 0;
659                 case CMD_HELP:
660                         help();
661                         return 0;
662                 case CMD_CREATE_TDB:
663                 case CMD_OPEN_TDB:
664                 case CMD_SYSTEM:
665                 case CMD_QUIT:
666                         /*
667                          * unhandled commands.  cases included here to avoid compiler
668                          * warnings.
669                          */
670                         return 0;
671                 }
672         }
673
674         return 0;
675 }
676
677 static char *convert_string(char *instring, size_t *sizep)
678 {
679         size_t length = 0;
680         char *outp, *inp;
681         char temp[3];
682
683         outp = inp = instring;
684
685         while (*inp) {
686                 if (*inp == '\\') {
687                         inp++;
688                         if (*inp && strchr("0123456789abcdefABCDEF",(int)*inp)) {
689                                 temp[0] = *inp++;
690                                 temp[1] = '\0';
691                                 if (*inp && strchr("0123456789abcdefABCDEF",(int)*inp)) {
692                                         temp[1] = *inp++;
693                                         temp[2] = '\0';
694                                 }
695                                 *outp++ = (char)strtol((const char *)temp,NULL,16);
696                         } else {
697                                 *outp++ = *inp++;
698                         }
699                 } else {
700                         *outp++ = *inp++;
701                 }
702                 length++;
703         }
704         *sizep = length;
705         return instring;
706 }
707
708 int main(int argc, char *argv[])
709 {
710         cmdname = "";
711         arg1 = NULL;
712         arg1len = 0;
713         arg2 = NULL;
714         arg2len = 0;
715
716         if (argv[1]) {
717                 cmdname = "open";
718                 arg1 = argv[1];
719                 do_command();
720                 cmdname =  "";
721                 arg1 = NULL;
722         }
723
724         switch (argc) {
725         case 1:
726         case 2:
727                 /* Interactive mode */
728                 while ((cmdname = tdb_getline("tdb> "))) {
729                         arg2 = arg1 = NULL;
730                         if ((arg1 = strchr((const char *)cmdname,' ')) != NULL) {
731                                 arg1++;
732                                 arg2 = arg1;
733                                 while (*arg2) {
734                                         if (*arg2 == ' ') {
735                                                 *arg2++ = '\0';
736                                                 break;
737                                         }
738                                         if ((*arg2++ == '\\') && (*arg2 == ' ')) {
739                                                 arg2++;
740                                         }
741                                 }
742                         }
743                         if (arg1) arg1 = convert_string(arg1,&arg1len);
744                         if (arg2) arg2 = convert_string(arg2,&arg2len);
745                         if (do_command()) break;
746                 }
747                 break;
748         case 5:
749                 arg2 = convert_string(argv[4],&arg2len);
750         case 4:
751                 arg1 = convert_string(argv[3],&arg1len);
752         case 3:
753                 cmdname = argv[2];
754         default:
755                 do_command();
756                 break;
757         }
758
759         if (tdb) tdb_close(tdb);
760
761         return 0;
762 }