lib/ldb/tools/ldbmodify.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: ldbmodify
  28  *
  29  *  Description: utility to modify records - modelled on ldapmodify
  30  *
  31  *  Author: Andrew Tridgell
  32  */
  33
  34 #include "ldb.h"
  35 #include "tools/cmdline.h"
  36 #include "ldbutil.h"
  37
  38 static unsigned int failures;
  39 static struct ldb_cmdline *options;
  40
  41 static void usage(struct ldb_context *ldb)
  42 {
  43         printf("Usage: ldbmodify <options> <ldif...>\n");
  44         printf("Modifies a ldb based upon ldif change records\n\n");
  45         ldb_cmdline_help(ldb, "ldbmodify", stdout);
  46         exit(LDB_ERR_OPERATIONS_ERROR);
  47 }
  48
  49 /*
  50   process modifies for one file
  51 */
  52 static int process_file(struct ldb_context *ldb, FILE *f, unsigned int *count)
  53 {
  54         struct ldb_ldif *ldif;
  55         int fun_ret = LDB_SUCCESS, ret;
  56         struct ldb_control **req_ctrls = ldb_parse_control_strings(ldb, ldb, (const char **)options->controls);
  57
  58         if (options->controls != NULL &&  req_ctrls== NULL) {
  59                 printf("parsing controls failed: %s\n", ldb_errstring(ldb));
  60                 exit(LDB_ERR_OPERATIONS_ERROR);
  61         }
  62
  63         while ((ldif = ldb_ldif_read_file(ldb, f))) {
  64                 struct ldb_dn *olddn;
  65                 bool deleteoldrdn = false;
  66                 struct ldb_dn *newdn;
  67                 const char *errstr = NULL;
  68
  69                 switch (ldif->changetype) {
  70                 case LDB_CHANGETYPE_NONE:
  71                 case LDB_CHANGETYPE_ADD:
  72                         ret = ldb_add_ctrl(ldb, ldif->msg,req_ctrls);
  73                         break;
  74                 case LDB_CHANGETYPE_DELETE:
  75                         ret = ldb_delete_ctrl(ldb, ldif->msg->dn,req_ctrls);
  76                         break;
  77                 case LDB_CHANGETYPE_MODIFY:
  78                         ret = ldb_modify_ctrl(ldb, ldif->msg,req_ctrls);
  79                         break;
  80                 case LDB_CHANGETYPE_MODRDN:
  81                         ret = ldb_ldif_parse_modrdn(ldb, ldif, ldif, &olddn,
  82                                                     NULL, &deleteoldrdn,
  83                                                     NULL, &newdn);
  84                         if (ret == LDB_SUCCESS) {
  85                                 if (deleteoldrdn) {
  86                                         ret = ldb_rename(ldb, olddn, newdn);
  87                                 } else {
  88                                         errstr = "modrdn: deleteoldrdn=0 "
  89                                                  "not supported.";
  90                                         ret = LDB_ERR_CONSTRAINT_VIOLATION;
  91                                 }
  92                         }
  93                         break;
  94                 }
  95                 if (ret != LDB_SUCCESS) {
  96                         if (errstr == NULL) {
  97                                 errstr = ldb_errstring(ldb);
  98                         }
  99                         fprintf(stderr, "ERR: (%s) \"%s\" on DN %s\n",
 100                                 ldb_strerror(ret),
 101                                 errstr, ldb_dn_get_linearized(ldif->msg->dn));
 102                         failures++;
 103                         fun_ret = ret;
 104                 } else {
 105                         (*count)++;
 106                         if (options->verbose) {
 107                                 printf("Modified %s\n", ldb_dn_get_linearized(ldif->msg->dn));
 108                         }
 109                 }
 110                 ldb_ldif_read_free(ldb, ldif);
 111         }
 112
 113         if (!feof(f)) {
 114                 fprintf(stderr, "Failed to parse ldif\n");
 115                 fun_ret = LDB_ERR_OPERATIONS_ERROR;
 116         }
 117
 118         return fun_ret;
 119 }
 120
 121 int main(int argc, const char **argv)
 122 {
 123         struct ldb_context *ldb;
 124         unsigned int i, count = 0;
 125         int ret = LDB_SUCCESS;
 126         TALLOC_CTX *mem_ctx = talloc_new(NULL);
 127
 128         ldb = ldb_init(mem_ctx, NULL);
 129         if (ldb == NULL) {
 130                 return LDB_ERR_OPERATIONS_ERROR;
 131         }
 132
 133         options = ldb_cmdline_process(ldb, argc, argv, usage);
 134
 135         if (options->argc == 0) {
 136                 ret = process_file(ldb, stdin, &count);
 137         } else {
 138                 for (i=0;i<options->argc;i++) {
 139                         const char *fname = options->argv[i];
 140                         FILE *f;
 141                         f = fopen(fname, "r");
 142                         if (!f) {
 143                                 perror(fname);
 144                                 return LDB_ERR_OPERATIONS_ERROR;
 145                         }
 146                         ret = process_file(ldb, f, &count);
 147                         fclose(f);
 148                 }
 149         }
 150
 151         talloc_free(mem_ctx);
 152
 153         printf("Modified %u records with %u failures\n", count, failures);
 154
 155         return ret;
 156 }