source4/lib/ldb/tools/cmdline.c

   1 /*
   2    ldb database library - command line handling for ldb tools
   3
   4    Copyright (C) Andrew Tridgell  2005
   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 2 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, write to the Free Software
  22    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23 */
  24
  25 #include "includes.h"
  26 #include "ldb/include/includes.h"
  27 #include "ldb/tools/cmdline.h"
  28
  29 #ifdef _SAMBA_BUILD_
  30 #include "lib/cmdline/popt_common.h"
  31 #include "auth/auth.h"
  32 #endif
  33
  34 /*
  35   process command line options
  36 */
  37 struct ldb_cmdline *ldb_cmdline_process(struct ldb_context *ldb, int argc, const char **argv,
  38                                         void (*usage)(void))
  39 {
  40         struct ldb_cmdline options, *ret=NULL;
  41         poptContext pc;
  42 #ifdef _SAMBA_BUILD_
  43         int r;
  44 #endif
  45         int num_options = 0;
  46         int opt;
  47         struct poptOption popt_options[] = {
  48                 POPT_AUTOHELP
  49                 { "url",       'H', POPT_ARG_STRING, &options.url, 0, "database URL", "URL" },
  50                 { "basedn",    'b', POPT_ARG_STRING, &options.basedn, 0, "base DN", "DN" },
  51                 { "editor",    'e', POPT_ARG_STRING, &options.editor, 0, "external editor", "PROGRAM" },
  52                 { "scope",     's', POPT_ARG_STRING, NULL, 's', "search scope", "SCOPE" },
  53                 { "verbose",   'v', POPT_ARG_NONE, NULL, 'v', "increase verbosity", NULL },
  54                 { "interactive", 'i', POPT_ARG_NONE, &options.interactive, 0, "input from stdin", NULL },
  55                 { "recursive", 'r', POPT_ARG_NONE, &options.recursive, 0, "recursive delete", NULL },
  56                 { "num-searches", 0, POPT_ARG_INT, &options.num_searches, 0, "number of test searches", NULL },
  57                 { "num-records", 0, POPT_ARG_INT, &options.num_records, 0, "number of test records", NULL },
  58                 { "all", 'a',    POPT_ARG_NONE, &options.all_records, 0, "(|(objectClass=*)(distinguishedName=*))", NULL },
  59                 { "nosync", 0,   POPT_ARG_NONE, &options.nosync, 0, "non-synchronous transactions", NULL },
  60                 { "sorted", 'S', POPT_ARG_NONE, &options.sorted, 0, "sort attributes", NULL },
  61                 { "sasl-mechanism", 0, POPT_ARG_STRING, &options.sasl_mechanism, 0, "choose SASL mechanism", "MECHANISM" },
  62                 { "input", 'I', POPT_ARG_STRING, &options.input, 0, "Input File", "Input" },
  63                 { "output", 'O', POPT_ARG_STRING, &options.output, 0, "Output File", "Output" },
  64                 { NULL,    'o', POPT_ARG_STRING, NULL, 'o', "ldb_connect option", "OPTION" },
  65                 { "controls", 0, POPT_ARG_STRING, NULL, 'c', "controls", NULL },
  66 #ifdef _SAMBA_BUILD_
  67                 POPT_COMMON_SAMBA
  68                 POPT_COMMON_CREDENTIALS
  69                 POPT_COMMON_VERSION
  70 #endif
  71                 POPT_TABLEEND
  72         };
  73
  74 #ifdef _SAMBA_BUILD_
  75         gensec_init();
  76
  77         r = ldb_register_samba_handlers(ldb);
  78         if (r != 0) {
  79                 goto failed;
  80         }
  81
  82 #endif
  83
  84         ret = talloc_zero(ldb, struct ldb_cmdline);
  85         if (ret == NULL) {
  86                 ldb_oom(ldb);
  87                 goto failed;
  88         }
  89
  90         options = *ret;
  91
  92         /* pull in URL */
  93         options.url = getenv("LDB_URL");
  94
  95         /* and editor (used by ldbedit) */
  96         options.editor = getenv("VISUAL");
  97         if (!options.editor) {
  98                 options.editor = getenv("EDITOR");
  99         }
 100         if (!options.editor) {
 101                 options.editor = "vi";
 102         }
 103
 104         options.scope = LDB_SCOPE_DEFAULT;
 105
 106         pc = poptGetContext(argv[0], argc, argv, popt_options,
 107                             POPT_CONTEXT_KEEP_FIRST);
 108
 109         while((opt = poptGetNextOpt(pc)) != -1) {
 110                 switch (opt) {
 111                 case 's': {
 112                         const char *arg = poptGetOptArg(pc);
 113                         if (strcmp(arg, "base") == 0) {
 114                                 options.scope = LDB_SCOPE_BASE;
 115                         } else if (strcmp(arg, "sub") == 0) {
 116                                 options.scope = LDB_SCOPE_SUBTREE;
 117                         } else if (strcmp(arg, "one") == 0) {
 118                                 options.scope = LDB_SCOPE_ONELEVEL;
 119                         } else {
 120                                 fprintf(stderr, "Invalid scope '%s'\n", arg);
 121                                 goto failed;
 122                         }
 123                         break;
 124                 }
 125
 126                 case 'v':
 127                         options.verbose++;
 128                         break;
 129
 130                 case 'o':
 131                         options.options = talloc_realloc(ret, options.options,
 132                                                          const char *, num_options+3);
 133                         if (options.options == NULL) {
 134                                 ldb_oom(ldb);
 135                                 goto failed;
 136                         }
 137                         options.options[num_options] = poptGetOptArg(pc);
 138                         options.options[num_options+1] = NULL;
 139                         num_options++;
 140                         break;
 141
 142                 case 'c': {
 143                         const char *cs = poptGetOptArg(pc);
 144                         const char *p, *q;
 145                         int cc;
 146
 147                         for (p = cs, cc = 1; (q = strchr(p, ',')); cc++, p = q + 1) ;
 148
 149                         options.controls = talloc_array(ret, char *, cc + 1);
 150                         if (options.controls == NULL) {
 151                                 ldb_oom(ldb);
 152                                 goto failed;
 153                         }
 154                         for (p = cs, cc = 0; p != NULL; cc++) {
 155                                 const char *t;
 156
 157                                 t = strchr(p, ',');
 158                                 if (t == NULL) {
 159                                         options.controls[cc] = talloc_strdup(options.controls, p);
 160                                         p = NULL;
 161                                 } else {
 162                                         options.controls[cc] = talloc_strndup(options.controls, p, t-p);
 163                                         p = t + 1;
 164                                 }
 165                         }
 166                         options.controls[cc] = NULL;
 167
 168                         break;
 169                 }
 170                 default:
 171                         fprintf(stderr, "Invalid option %s: %s\n",
 172                                 poptBadOption(pc, 0), poptStrerror(opt));
 173                         if (usage) usage();
 174                         goto failed;
 175                 }
 176         }
 177
 178         /* setup the remaining options for the main program to use */
 179         options.argv = poptGetArgs(pc);
 180         if (options.argv) {
 181                 options.argv++;
 182                 while (options.argv[options.argc]) options.argc++;
 183         }
 184
 185         *ret = options;
 186
 187         /* all utils need some option */
 188         if (ret->url == NULL) {
 189                 fprintf(stderr, "You must supply a url with -H or with $LDB_URL\n");
 190                 if (usage) usage();
 191                 goto failed;
 192         }
 193
 194         if (strcmp(ret->url, "NONE") != 0) {
 195                 int flags = 0;
 196                 if (options.nosync) {
 197                         flags |= LDB_FLG_NOSYNC;
 198                 }
 199
 200 #ifdef _SAMBA_BUILD_
 201                 if (ldb_set_opaque(ldb, "sessionInfo", system_session(ldb))) {
 202                         goto failed;
 203                 }
 204                 if (ldb_set_opaque(ldb, "credentials", cmdline_credentials)) {
 205                         goto failed;
 206                 }
 207 #endif
 208                 if (ldb_connect(ldb, ret->url, flags, ret->options) != 0) {
 209                         fprintf(stderr, "Failed to connect to %s - %s\n",
 210                                 ret->url, ldb_errstring(ldb));
 211                         goto failed;
 212                 }
 213         }
 214
 215         return ret;
 216
 217 failed:
 218         talloc_free(ret);
 219         exit(1);
 220         return NULL;
 221 }