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 #include "replace.h"
  38
  39 static int dn_cmp(struct ldb_message **msg1, struct ldb_message **msg2)
  40 {
  41         return ldb_dn_compare((*msg1)->dn, (*msg2)->dn);
  42 }
  43
  44 static int ldb_delete_recursive(struct ldb_context *ldb, struct ldb_dn *dn,struct ldb_control **req_ctrls)
  45 {
  46         int ret;
  47         unsigned int i, total=0;
  48         const char *attrs[] = { NULL };
  49         struct ldb_result *res;
  50
  51         ret = ldb_search(ldb, ldb, &res, dn, LDB_SCOPE_SUBTREE, attrs, "distinguishedName=*");
  52         if (ret != LDB_SUCCESS) return -1;
  53
  54         /* sort the DNs, deepest first */
  55         TYPESAFE_QSORT(res->msgs, res->count, dn_cmp);
  56
  57         for (i = 0; i < res->count; i++) {
  58                 if (ldb_delete_ctrl(ldb, res->msgs[i]->dn,req_ctrls) == 0) {
  59                         total++;
  60                 } else {
  61                         printf("Failed to delete '%s' - %s\n",
  62                                ldb_dn_get_linearized(res->msgs[i]->dn),
  63                                ldb_errstring(ldb));
  64                 }
  65         }
  66
  67         talloc_free(res);
  68
  69         if (total == 0) {
  70                 return -1;
  71         }
  72         printf("Deleted %d records\n", total);
  73         return 0;
  74 }
  75
  76 static void usage(void)
  77 {
  78         printf("Usage: ldbdel <options> <DN...>\n");
  79         printf("Deletes records from a ldb\n\n");
  80         ldb_cmdline_help("ldbdel", stdout);
  81         exit(1);
  82 }
  83
  84 int main(int argc, const char **argv)
  85 {
  86         struct ldb_control **req_ctrls;
  87         struct ldb_cmdline *options;
  88         struct ldb_context *ldb;
  89         int ret = 0, i;
  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
 100         req_ctrls = ldb_parse_control_strings(ldb, ldb, (const char **)options->controls);
 101         if (options->controls != NULL &&  req_ctrls== NULL) {
 102                 printf("parsing controls failed: %s\n", ldb_errstring(ldb));
 103                 return -1;
 104         }
 105
 106         for (i=0;i<options->argc;i++) {
 107                 struct ldb_dn *dn;
 108
 109                 dn = ldb_dn_new(ldb, ldb, options->argv[i]);
 110                 if ( ! ldb_dn_validate(dn)) {
 111                         printf("Invalid DN format\n");
 112                         exit(1);
 113                 }
 114                 if (options->recursive) {
 115                         ret = ldb_delete_recursive(ldb, dn,req_ctrls);
 116                 } else {
 117                         ret = ldb_delete_ctrl(ldb, dn,req_ctrls);
 118                         if (ret == 0) {
 119                                 printf("Deleted 1 record\n");
 120                         }
 121                 }
 122                 if (ret != 0) {
 123                         printf("delete of '%s' failed - (%s) %s\n",
 124                                ldb_dn_get_linearized(dn),
 125                                ldb_strerror(ret),
 126                                ldb_errstring(ldb));
 127                 }
 128         }
 129
 130         talloc_free(ldb);
 131
 132         return ret;
 133 }