git.sur5r.net Git - openldap/blob - servers/slapd/slapacl.c

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 2004-2008 The OpenLDAP Foundation.
   5  * Portions Copyright 2004 Pierangelo Masarati.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Pierangelo Masarati for inclusion
  18  * in OpenLDAP Software.
  19  */
  20
  21 #include "portable.h"
  22
  23 #include <stdio.h>
  24
  25 #include <ac/stdlib.h>
  26
  27 #include <ac/ctype.h>
  28 #include <ac/string.h>
  29 #include <ac/socket.h>
  30 #include <ac/unistd.h>
  31
  32 #include <lber.h>
  33 #include <ldif.h>
  34 #include <lutil.h>
  35
  36 #include "slapcommon.h"
  37
  38 static int
  39 print_access(
  40         Operation               *op,
  41         Entry                   *e,
  42         AttributeDescription    *desc,
  43         struct berval           *val,
  44         struct berval           *nval )
  45 {
  46         int                     rc;
  47         slap_mask_t             mask;
  48         char                    accessmaskbuf[ACCESSMASK_MAXLEN];
  49
  50         rc = access_allowed_mask( op, e, desc, nval, ACL_AUTH, NULL, &mask );
  51
  52         fprintf( stderr, "%s%s%s: %s\n",
  53                         desc->ad_cname.bv_val,
  54                         ( val && !BER_BVISNULL( val ) ) ? "=" : "",
  55                         ( val && !BER_BVISNULL( val ) ) ?
  56                                 ( desc == slap_schema.si_ad_userPassword ?
  57                                         "****" : val->bv_val ) : "",
  58                         accessmask2str( mask, accessmaskbuf, 1 ) );
  59
  60         return rc;
  61 }
  62
  63 int
  64 slapacl( int argc, char **argv )
  65 {
  66         int                     rc = EXIT_SUCCESS;
  67         const char              *progname = "slapacl";
  68         Connection              conn = { 0 };
  69         Listener                listener;
  70         OperationBuffer opbuf;
  71         Operation               *op = NULL;
  72         Entry                   e = { 0 }, *ep = &e;
  73         char                    *attr = NULL;
  74         int                     doclose = 0;
  75         BackendDB               *bd;
  76
  77         slap_tool_init( progname, SLAPACL, argc, argv );
  78
  79         if ( !dryrun ) {
  80                 int     i = 0;
  81
  82                 LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
  83                         if ( bd != be && backend_startup( bd ) ) {
  84                                 fprintf( stderr, "backend_startup(#%d%s%s) failed\n",
  85                                                 i,
  86                                                 bd->be_suffix ? ": " : "",
  87                                                 bd->be_suffix ? bd->be_suffix[0].bv_val : "" );
  88                                 rc = 1;
  89                                 goto destroy;
  90                         }
  91
  92                         i++;
  93                 }
  94         }
  95
  96         argv = &argv[ optind ];
  97         argc -= optind;
  98
  99         connection_fake_init( &conn, &opbuf, &conn );
 100         op = &opbuf.ob_op;
 101
 102         conn.c_listener = &listener;
 103         conn.c_listener_url = listener_url;
 104         conn.c_peer_domain = peer_domain;
 105         conn.c_peer_name = peer_name;
 106         conn.c_sock_name = sock_name;
 107         op->o_ssf = ssf;
 108         op->o_transport_ssf = transport_ssf;
 109         op->o_tls_ssf = tls_ssf;
 110         op->o_sasl_ssf = sasl_ssf;
 111
 112         if ( !BER_BVISNULL( &authcID ) ) {
 113                 if ( !BER_BVISNULL( &authcDN ) ) {
 114                         fprintf( stderr, "both authcID=\"%s\" "
 115                                         "and authcDN=\"%s\" provided\n",
 116                                         authcID.bv_val, authcDN.bv_val );
 117                         rc = 1;
 118                         goto destroy;
 119                 }
 120
 121                 rc = slap_sasl_getdn( &conn, op, &authcID, NULL,
 122                                 &authcDN, SLAP_GETDN_AUTHCID );
 123                 if ( rc != LDAP_SUCCESS ) {
 124                         fprintf( stderr, "authcID: <%s> check failed %d (%s)\n",
 125                                         authcID.bv_val, rc,
 126                                         ldap_err2string( rc ) );
 127                         rc = 1;
 128                         goto destroy;
 129                 }
 130
 131         } else if ( !BER_BVISNULL( &authcDN ) ) {
 132                 struct berval   ndn;
 133
 134                 rc = dnNormalize( 0, NULL, NULL, &authcDN, &ndn, NULL );
 135                 if ( rc != LDAP_SUCCESS ) {
 136                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 137                                         authcDN.bv_val, rc,
 138                                         ldap_err2string( rc ) );
 139                         rc = 1;
 140                         goto destroy;
 141                 }
 142                 ch_free( authcDN.bv_val );
 143                 authcDN = ndn;
 144         }
 145
 146         if ( !BER_BVISNULL( &authzID ) ) {
 147                 if ( !BER_BVISNULL( &authzDN ) ) {
 148                         fprintf( stderr, "both authzID=\"%s\" "
 149                                         "and authzDN=\"%s\" provided\n",
 150                                         authzID.bv_val, authzDN.bv_val );
 151                         rc = 1;
 152                         goto destroy;
 153                 }
 154
 155                 rc = slap_sasl_getdn( &conn, op, &authzID, NULL,
 156                                 &authzDN, SLAP_GETDN_AUTHZID );
 157                 if ( rc != LDAP_SUCCESS ) {
 158                         fprintf( stderr, "authzID: <%s> check failed %d (%s)\n",
 159                                         authzID.bv_val, rc,
 160                                         ldap_err2string( rc ) );
 161                         rc = 1;
 162                         goto destroy;
 163                 }
 164
 165         } else if ( !BER_BVISNULL( &authzDN ) ) {
 166                 struct berval   ndn;
 167
 168                 rc = dnNormalize( 0, NULL, NULL, &authzDN, &ndn, NULL );
 169                 if ( rc != LDAP_SUCCESS ) {
 170                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 171                                         authzDN.bv_val, rc,
 172                                         ldap_err2string( rc ) );
 173                         rc = 1;
 174                         goto destroy;
 175                 }
 176                 ch_free( authzDN.bv_val );
 177                 authzDN = ndn;
 178         }
 179
 180
 181         if ( !BER_BVISNULL( &authcDN ) ) {
 182                 fprintf( stderr, "authcDN: \"%s\"\n", authcDN.bv_val );
 183         }
 184
 185         if ( !BER_BVISNULL( &authzDN ) ) {
 186                 fprintf( stderr, "authzDN: \"%s\"\n", authzDN.bv_val );
 187         }
 188
 189         if ( !BER_BVISNULL( &authzDN ) ) {
 190                 op->o_dn = authzDN;
 191                 op->o_ndn = authzDN;
 192
 193                 if ( !BER_BVISNULL( &authcDN ) ) {
 194                         op->o_conn->c_dn = authcDN;
 195                         op->o_conn->c_ndn = authcDN;
 196
 197                 } else {
 198                         op->o_conn->c_dn = authzDN;
 199                         op->o_conn->c_ndn = authzDN;
 200                 }
 201
 202         } else if ( !BER_BVISNULL( &authcDN ) ) {
 203                 op->o_conn->c_dn = authcDN;
 204                 op->o_conn->c_ndn = authcDN;
 205                 op->o_dn = authcDN;
 206                 op->o_ndn = authcDN;
 207         }
 208
 209         assert( !BER_BVISNULL( &baseDN ) );
 210         rc = dnPrettyNormal( NULL, &baseDN, &e.e_name, &e.e_nname, NULL );
 211         if ( rc != LDAP_SUCCESS ) {
 212                 fprintf( stderr, "base=\"%s\" normalization failed %d (%s)\n",
 213                                 baseDN.bv_val, rc,
 214                                 ldap_err2string( rc ) );
 215                 rc = 1;
 216                 goto destroy;
 217         }
 218
 219         op->o_bd = be;
 220         if ( op->o_bd == NULL ) {
 221                 /* NOTE: if no database could be found (e.g. because
 222                  * accessing the rootDSE or so), use the frontendDB
 223                  * rules; might need work */
 224                 op->o_bd = frontendDB;
 225         }
 226
 227         if ( !dryrun ) {
 228                 ID      id;
 229
 230                 if ( be == NULL ) {
 231                         fprintf( stderr, "%s: no target database "
 232                                 "has been found for baseDN=\"%s\"; "
 233                                 "you may try with \"-u\" (dry run).\n",
 234                                 baseDN.bv_val, progname );
 235                         rc = 1;
 236                         goto destroy;
 237                 }
 238
 239                 if ( !be->be_entry_open ||
 240                         !be->be_entry_close ||
 241                         !be->be_dn2id_get ||
 242                         !be->be_entry_get )
 243                 {
 244                         fprintf( stderr, "%s: target database "
 245                                 "doesn't support necessary operations; "
 246                                 "you may try with \"-u\" (dry run).\n",
 247                                 progname );
 248                         rc = 1;
 249                         goto destroy;
 250                 }
 251
 252                 if ( be->be_entry_open( be, 0 ) != 0 ) {
 253                         fprintf( stderr, "%s: could not open database.\n",
 254                                 progname );
 255                         rc = 1;
 256                         goto destroy;
 257                 }
 258
 259                 doclose = 1;
 260
 261                 id = be->be_dn2id_get( be, &e.e_nname );
 262                 if ( id == NOID ) {
 263                         fprintf( stderr, "%s: unable to fetch ID of DN \"%s\"\n",
 264                                 progname, e.e_nname.bv_val );
 265                         rc = 1;
 266                         goto destroy;
 267                 }
 268                 ep = be->be_entry_get( be, id );
 269                 if ( ep == NULL ) {
 270                         fprintf( stderr, "%s: unable to fetch entry \"%s\" (%lu)\n",
 271                                 progname, e.e_nname.bv_val, id );
 272                         rc = 1;
 273                         goto destroy;
 274
 275                 }
 276
 277                 if ( argc == 0 ) {
 278                         Attribute       *a;
 279
 280                         (void)print_access( op, ep, slap_schema.si_ad_entry, NULL, NULL );
 281                         (void)print_access( op, ep, slap_schema.si_ad_children, NULL, NULL );
 282
 283                         for ( a = ep->e_attrs; a; a = a->a_next ) {
 284                                 int     i;
 285
 286                                 for ( i = 0; !BER_BVISNULL( &a->a_nvals[ i ] ); i++ ) {
 287                                         (void)print_access( op, ep, a->a_desc,
 288                                                         &a->a_vals[ i ],
 289                                                         &a->a_nvals[ i ] );
 290                                 }
 291                         }
 292                 }
 293         }
 294
 295         for ( ; argc--; argv++ ) {
 296                 slap_mask_t             mask;
 297                 AttributeDescription    *desc = NULL;
 298                 struct berval           val = BER_BVNULL,
 299                                         *valp = NULL;
 300                 const char              *text;
 301                 char                    accessmaskbuf[ACCESSMASK_MAXLEN];
 302                 char                    *accessstr;
 303                 slap_access_t           access = ACL_AUTH;
 304
 305                 if ( attr == NULL ) {
 306                         attr = argv[ 0 ];
 307                 }
 308
 309                 val.bv_val = strchr( attr, ':' );
 310                 if ( val.bv_val != NULL ) {
 311                         val.bv_val[0] = '\0';
 312                         val.bv_val++;
 313                         val.bv_len = strlen( val.bv_val );
 314                         valp = &val;
 315                 }
 316
 317                 accessstr = strchr( attr, '/' );
 318                 if ( accessstr != NULL ) {
 319                         int     invalid = 0;
 320
 321                         accessstr[0] = '\0';
 322                         accessstr++;
 323                         access = str2access( accessstr );
 324                         switch ( access ) {
 325                         case ACL_INVALID_ACCESS:
 326                                 fprintf( stderr, "unknown access \"%s\" for attribute \"%s\"\n",
 327                                                 accessstr, attr );
 328                                 invalid = 1;
 329                                 break;
 330
 331                         case ACL_NONE:
 332                                 fprintf( stderr, "\"none\" not allowed for attribute \"%s\"\n",
 333                                                 attr );
 334                                 invalid = 1;
 335                                 break;
 336
 337                         default:
 338                                 break;
 339                         }
 340
 341                         if ( invalid ) {
 342                                 if ( continuemode ) {
 343                                         continue;
 344                                 }
 345                                 break;
 346                         }
 347                 }
 348
 349                 rc = slap_str2ad( attr, &desc, &text );
 350                 if ( rc != LDAP_SUCCESS ) {
 351                         fprintf( stderr, "slap_str2ad(%s) failed %d (%s)\n",
 352                                         attr, rc, ldap_err2string( rc ) );
 353                         if ( continuemode ) {
 354                                 continue;
 355                         }
 356                         break;
 357                 }
 358
 359                 rc = access_allowed_mask( op, ep, desc, valp, access,
 360                                 NULL, &mask );
 361
 362                 if ( accessstr ) {
 363                         fprintf( stderr, "%s access to %s%s%s: %s\n",
 364                                         accessstr,
 365                                         desc->ad_cname.bv_val,
 366                                         val.bv_val ? "=" : "",
 367                                         val.bv_val ? val.bv_val : "",
 368                                         rc ? "ALLOWED" : "DENIED" );
 369
 370                 } else {
 371                         fprintf( stderr, "%s%s%s: %s\n",
 372                                         desc->ad_cname.bv_val,
 373                                         val.bv_val ? "=" : "",
 374                                         val.bv_val ? val.bv_val : "",
 375                                         accessmask2str( mask, accessmaskbuf, 1 ) );
 376                 }
 377                 rc = 0;
 378                 attr = NULL;
 379         }
 380
 381 destroy:;
 382         if ( !BER_BVISNULL( &e.e_name ) ) {
 383                 ber_memfree( e.e_name.bv_val );
 384         }
 385         if ( !BER_BVISNULL( &e.e_nname ) ) {
 386                 ber_memfree( e.e_nname.bv_val );
 387         }
 388         if ( !dryrun && be ) {
 389                 if ( ep && ep != &e ) {
 390                         be_entry_release_r( op, ep );
 391                 }
 392                 if ( doclose ) {
 393                         be->be_entry_close( be );
 394                 }
 395
 396                 LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
 397                         if ( bd != be ) {
 398                                 backend_shutdown( bd );
 399                         }
 400                 }
 401         }
 402
 403         if ( slap_tool_destroy())
 404                 rc = EXIT_FAILURE;
 405
 406         return rc;
 407 }
 408