source4/lib/ldb/tools/ldbdel.c

   1 /*
   2    ldb database library
   3
   4    Copyright (C) Andrew Tridgell  2004
   5
   6      ** NOTE! The following LGPL license applies to the ldb
   7      ** library. This does NOT imply that all of Samba is released
   8      ** under the LGPL
   9
  10    This library is free software; you can redistribute it and/or
  11    modify it under the terms of the GNU Lesser General Public
  12    License as published by the Free Software Foundation; either
  13    version 3 of the License, or (at your option) any later version.
  14
  15    This library is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    Lesser General Public License for more details.
  19
  20    You should have received a copy of the GNU Lesser General Public
  21    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 /*
  25  *  Name: ldb
  26  *
  27  *  Component: ldbdel
  28  *
  29  *  Description: utility to delete records - modelled on ldapdelete
  30  *
  31  *  Author: Andrew Tridgell
  32  */
  33
  34 #include "ldb.h"
  35 #include "tools/cmdline.h"
  36 #include "ldbutil.h"
  37
  38 static int dn_cmp(const void *p1, const void *p2)
  39 {
  40         const struct ldb_message *msg1, *msg2;
  41         msg1 = *(const struct ldb_message * const *)p1;
  42         msg2 = *(const struct ldb_message * const *)p2;
  43         return ldb_dn_compare(msg1->dn, msg2->dn);
  44 }
  45
  46 static int ldb_delete_recursive(struct ldb_context *ldb, struct ldb_dn *dn,struct ldb_control **req_ctrls)
  47 {
  48         int ret, i, total=0;
  49         const char *attrs[] = { NULL };
  50         struct ldb_result *res;
  51
  52         ret = ldb_search(ldb, ldb, &res, dn, LDB_SCOPE_SUBTREE, attrs, "distinguishedName=*");
  53         if (ret != LDB_SUCCESS) return -1;
  54
  55         /* sort the DNs, deepest first */
  56         qsort(res->msgs, res->count, sizeof(res->msgs[0]), dn_cmp);
  57
  58         for (i = 0; i < res->count; i++) {
  59                 if (ldb_delete_ctrl(ldb, res->msgs[i]->dn,req_ctrls) == 0) {
  60                         total++;
  61                 } else {
  62                         printf("Failed to delete '%s' - %s\n",
  63                                ldb_dn_get_linearized(res->msgs[i]->dn),
  64                                ldb_errstring(ldb));
  65                 }
  66         }
  67
  68         talloc_free(res);
  69
  70         if (total == 0) {
  71                 return -1;
  72         }
  73         printf("Deleted %d records\n", total);
  74         return 0;
  75 }
  76
  77 static void usage(void)
  78 {
  79         printf("Usage: ldbdel <options> <DN...>\n");
  80         printf("Deletes records from a ldb\n\n");
  81         ldb_cmdline_help("ldbdel", stdout);
  82         exit(1);
  83 }
  84
  85 int main(int argc, const char **argv)
  86 {
  87         struct ldb_context *ldb;
  88         int ret = 0, i;
  89         struct ldb_cmdline *options;
  90
  91         ldb = ldb_init(NULL, NULL);
  92
  93         options = ldb_cmdline_process(ldb, argc, argv, usage);
  94
  95         if (options->argc < 1) {
  96                 usage();
  97                 exit(1);
  98         }
  99         struct ldb_control **req_ctrls = ldb_parse_control_strings(ldb, ldb, (const char **)options->controls);
 100         if (options->controls != NULL &&  req_ctrls== NULL) {
 101                 printf("parsing controls failed: %s\n", ldb_errstring(ldb));
 102                 return -1;
 103         }
 104
 105         for (i=0;i<options->argc;i++) {
 106                 struct ldb_dn *dn;
 107
 108                 dn = ldb_dn_new(ldb, ldb, options->argv[i]);
 109                 if ( ! ldb_dn_validate(dn)) {
 110                         printf("Invalid DN format\n");
 111                         exit(1);
 112                 }
 113                 if (options->recursive) {
 114                         ret = ldb_delete_recursive(ldb, dn,req_ctrls);
 115                 } else {
 116                         ret = ldb_delete_ctrl(ldb, dn,req_ctrls);
 117                         if (ret == 0) {
 118                                 printf("Deleted 1 record\n");
 119                         }
 120                 }
 121                 if (ret != 0) {
 122                         printf("delete of '%s' failed - %s\n",
 123                                 ldb_dn_get_linearized(dn),
 124                                 ldb_errstring(ldb));
 125                 }
 126         }
 127
 128         talloc_free(ldb);
 129
 130         return ret;
 131 }