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 2004-2009 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         op->o_tmpmemctx = NULL;
 102
 103         conn.c_listener = &listener;
 104         conn.c_listener_url = listener_url;
 105         conn.c_peer_domain = peer_domain;
 106         conn.c_peer_name = peer_name;
 107         conn.c_sock_name = sock_name;
 108         op->o_ssf = ssf;
 109         op->o_transport_ssf = transport_ssf;
 110         op->o_tls_ssf = tls_ssf;
 111         op->o_sasl_ssf = sasl_ssf;
 112
 113         if ( !BER_BVISNULL( &authcID ) ) {
 114                 if ( !BER_BVISNULL( &authcDN ) ) {
 115                         fprintf( stderr, "both authcID=\"%s\" "
 116                                         "and authcDN=\"%s\" provided\n",
 117                                         authcID.bv_val, authcDN.bv_val );
 118                         rc = 1;
 119                         goto destroy;
 120                 }
 121
 122                 rc = slap_sasl_getdn( &conn, op, &authcID, NULL,
 123                                 &authcDN, SLAP_GETDN_AUTHCID );
 124                 if ( rc != LDAP_SUCCESS ) {
 125                         fprintf( stderr, "authcID: <%s> check failed %d (%s)\n",
 126                                         authcID.bv_val, rc,
 127                                         ldap_err2string( rc ) );
 128                         rc = 1;
 129                         goto destroy;
 130                 }
 131
 132         } else if ( !BER_BVISNULL( &authcDN ) ) {
 133                 struct berval   ndn;
 134
 135                 rc = dnNormalize( 0, NULL, NULL, &authcDN, &ndn, NULL );
 136                 if ( rc != LDAP_SUCCESS ) {
 137                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 138                                         authcDN.bv_val, rc,
 139                                         ldap_err2string( rc ) );
 140                         rc = 1;
 141                         goto destroy;
 142                 }
 143                 ch_free( authcDN.bv_val );
 144                 authcDN = ndn;
 145         }
 146
 147         if ( !BER_BVISNULL( &authzID ) ) {
 148                 if ( !BER_BVISNULL( &authzDN ) ) {
 149                         fprintf( stderr, "both authzID=\"%s\" "
 150                                         "and authzDN=\"%s\" provided\n",
 151                                         authzID.bv_val, authzDN.bv_val );
 152                         rc = 1;
 153                         goto destroy;
 154                 }
 155
 156                 rc = slap_sasl_getdn( &conn, op, &authzID, NULL,
 157                                 &authzDN, SLAP_GETDN_AUTHZID );
 158                 if ( rc != LDAP_SUCCESS ) {
 159                         fprintf( stderr, "authzID: <%s> check failed %d (%s)\n",
 160                                         authzID.bv_val, rc,
 161                                         ldap_err2string( rc ) );
 162                         rc = 1;
 163                         goto destroy;
 164                 }
 165
 166         } else if ( !BER_BVISNULL( &authzDN ) ) {
 167                 struct berval   ndn;
 168
 169                 rc = dnNormalize( 0, NULL, NULL, &authzDN, &ndn, NULL );
 170                 if ( rc != LDAP_SUCCESS ) {
 171                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 172                                         authzDN.bv_val, rc,
 173                                         ldap_err2string( rc ) );
 174                         rc = 1;
 175                         goto destroy;
 176                 }
 177                 ch_free( authzDN.bv_val );
 178                 authzDN = ndn;
 179         }
 180
 181
 182         if ( !BER_BVISNULL( &authcDN ) ) {
 183                 fprintf( stderr, "authcDN: \"%s\"\n", authcDN.bv_val );
 184         }
 185
 186         if ( !BER_BVISNULL( &authzDN ) ) {
 187                 fprintf( stderr, "authzDN: \"%s\"\n", authzDN.bv_val );
 188         }
 189
 190         if ( !BER_BVISNULL( &authzDN ) ) {
 191                 op->o_dn = authzDN;
 192                 op->o_ndn = authzDN;
 193
 194                 if ( !BER_BVISNULL( &authcDN ) ) {
 195                         op->o_conn->c_dn = authcDN;
 196                         op->o_conn->c_ndn = authcDN;
 197
 198                 } else {
 199                         op->o_conn->c_dn = authzDN;
 200                         op->o_conn->c_ndn = authzDN;
 201                 }
 202
 203         } else if ( !BER_BVISNULL( &authcDN ) ) {
 204                 op->o_conn->c_dn = authcDN;
 205                 op->o_conn->c_ndn = authcDN;
 206                 op->o_dn = authcDN;
 207                 op->o_ndn = authcDN;
 208         }
 209
 210         assert( !BER_BVISNULL( &baseDN ) );
 211         rc = dnPrettyNormal( NULL, &baseDN, &e.e_name, &e.e_nname, NULL );
 212         if ( rc != LDAP_SUCCESS ) {
 213                 fprintf( stderr, "base=\"%s\" normalization failed %d (%s)\n",
 214                                 baseDN.bv_val, rc,
 215                                 ldap_err2string( rc ) );
 216                 rc = 1;
 217                 goto destroy;
 218         }
 219
 220         op->o_bd = be;
 221         if ( op->o_bd == NULL ) {
 222                 /* NOTE: if no database could be found (e.g. because
 223                  * accessing the rootDSE or so), use the frontendDB
 224                  * rules; might need work */
 225                 op->o_bd = frontendDB;
 226         }
 227
 228         if ( !dryrun ) {
 229                 ID      id;
 230
 231                 if ( be == NULL ) {
 232                         fprintf( stderr, "%s: no target database "
 233                                 "has been found for baseDN=\"%s\"; "
 234                                 "you may try with \"-u\" (dry run).\n",
 235                                 baseDN.bv_val, progname );
 236                         rc = 1;
 237                         goto destroy;
 238                 }
 239
 240                 if ( !be->be_entry_open ||
 241                         !be->be_entry_close ||
 242                         !be->be_dn2id_get ||
 243                         !be->be_entry_get )
 244                 {
 245                         fprintf( stderr, "%s: target database "
 246                                 "doesn't support necessary operations; "
 247                                 "you may try with \"-u\" (dry run).\n",
 248                                 progname );
 249                         rc = 1;
 250                         goto destroy;
 251                 }
 252
 253                 if ( be->be_entry_open( be, 0 ) != 0 ) {
 254                         fprintf( stderr, "%s: could not open database.\n",
 255                                 progname );
 256                         rc = 1;
 257                         goto destroy;
 258                 }
 259
 260                 doclose = 1;
 261
 262                 id = be->be_dn2id_get( be, &e.e_nname );
 263                 if ( id == NOID ) {
 264                         fprintf( stderr, "%s: unable to fetch ID of DN \"%s\"\n",
 265                                 progname, e.e_nname.bv_val );
 266                         rc = 1;
 267                         goto destroy;
 268                 }
 269                 ep = be->be_entry_get( be, id );
 270                 if ( ep == NULL ) {
 271                         fprintf( stderr, "%s: unable to fetch entry \"%s\" (%lu)\n",
 272                                 progname, e.e_nname.bv_val, id );
 273                         rc = 1;
 274                         goto destroy;
 275
 276                 }
 277
 278                 if ( argc == 0 ) {
 279                         Attribute       *a;
 280
 281                         (void)print_access( op, ep, slap_schema.si_ad_entry, NULL, NULL );
 282                         (void)print_access( op, ep, slap_schema.si_ad_children, NULL, NULL );
 283
 284                         for ( a = ep->e_attrs; a; a = a->a_next ) {
 285                                 int     i;
 286
 287                                 for ( i = 0; !BER_BVISNULL( &a->a_nvals[ i ] ); i++ ) {
 288                                         (void)print_access( op, ep, a->a_desc,
 289                                                         &a->a_vals[ i ],
 290                                                         &a->a_nvals[ i ] );
 291                                 }
 292                         }
 293                 }
 294         }
 295
 296         for ( ; argc--; argv++ ) {
 297                 slap_mask_t             mask;
 298                 AttributeDescription    *desc = NULL;
 299                 struct berval           val = BER_BVNULL,
 300                                         *valp = NULL;
 301                 const char              *text;
 302                 char                    accessmaskbuf[ACCESSMASK_MAXLEN];
 303                 char                    *accessstr;
 304                 slap_access_t           access = ACL_AUTH;
 305
 306                 if ( attr == NULL ) {
 307                         attr = argv[ 0 ];
 308                 }
 309
 310                 val.bv_val = strchr( attr, ':' );
 311                 if ( val.bv_val != NULL ) {
 312                         val.bv_val[0] = '\0';
 313                         val.bv_val++;
 314                         val.bv_len = strlen( val.bv_val );
 315                         valp = &val;
 316                 }
 317
 318                 accessstr = strchr( attr, '/' );
 319                 if ( accessstr != NULL ) {
 320                         int     invalid = 0;
 321
 322                         accessstr[0] = '\0';
 323                         accessstr++;
 324                         access = str2access( accessstr );
 325                         switch ( access ) {
 326                         case ACL_INVALID_ACCESS:
 327                                 fprintf( stderr, "unknown access \"%s\" for attribute \"%s\"\n",
 328                                                 accessstr, attr );
 329                                 invalid = 1;
 330                                 break;
 331
 332                         case ACL_NONE:
 333                                 fprintf( stderr, "\"none\" not allowed for attribute \"%s\"\n",
 334                                                 attr );
 335                                 invalid = 1;
 336                                 break;
 337
 338                         default:
 339                                 break;
 340                         }
 341
 342                         if ( invalid ) {
 343                                 if ( continuemode ) {
 344                                         continue;
 345                                 }
 346                                 break;
 347                         }
 348                 }
 349
 350                 rc = slap_str2ad( attr, &desc, &text );
 351                 if ( rc != LDAP_SUCCESS ) {
 352                         fprintf( stderr, "slap_str2ad(%s) failed %d (%s)\n",
 353                                         attr, rc, ldap_err2string( rc ) );
 354                         if ( continuemode ) {
 355                                 continue;
 356                         }
 357                         break;
 358                 }
 359
 360                 rc = access_allowed_mask( op, ep, desc, valp, access,
 361                                 NULL, &mask );
 362
 363                 if ( accessstr ) {
 364                         fprintf( stderr, "%s access to %s%s%s: %s\n",
 365                                         accessstr,
 366                                         desc->ad_cname.bv_val,
 367                                         val.bv_val ? "=" : "",
 368                                         val.bv_val ? val.bv_val : "",
 369                                         rc ? "ALLOWED" : "DENIED" );
 370
 371                 } else {
 372                         fprintf( stderr, "%s%s%s: %s\n",
 373                                         desc->ad_cname.bv_val,
 374                                         val.bv_val ? "=" : "",
 375                                         val.bv_val ? val.bv_val : "",
 376                                         accessmask2str( mask, accessmaskbuf, 1 ) );
 377                 }
 378                 rc = 0;
 379                 attr = NULL;
 380         }
 381
 382 destroy:;
 383         if ( !BER_BVISNULL( &e.e_name ) ) {
 384                 ber_memfree( e.e_name.bv_val );
 385         }
 386         if ( !BER_BVISNULL( &e.e_nname ) ) {
 387                 ber_memfree( e.e_nname.bv_val );
 388         }
 389         if ( !dryrun && be ) {
 390                 if ( ep && ep != &e ) {
 391                         be_entry_release_r( op, ep );
 392                 }
 393                 if ( doclose ) {
 394                         be->be_entry_close( be );
 395                 }
 396
 397                 LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
 398                         if ( bd != be ) {
 399                                 backend_shutdown( bd );
 400                         }
 401                 }
 402         }
 403
 404         if ( slap_tool_destroy())
 405                 rc = EXIT_FAILURE;
 406
 407         return rc;
 408 }
 409