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

   1 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   2  *
   3  * Copyright 2004-2007 The OpenLDAP Foundation.
   4  * Portions Copyright 2004 Pierangelo Masarati.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /* ACKNOWLEDGEMENTS:
  16  * This work was initially developed by Pierangelo Masarati for inclusion
  17  * in OpenLDAP Software.
  18  */
  19
  20 #include "portable.h"
  21
  22 #include <stdio.h>
  23
  24 #include <ac/stdlib.h>
  25
  26 #include <ac/ctype.h>
  27 #include <ac/string.h>
  28 #include <ac/socket.h>
  29 #include <ac/unistd.h>
  30
  31 #include <lber.h>
  32 #include <ldif.h>
  33 #include <lutil.h>
  34
  35 #include "slapcommon.h"
  36
  37 static int
  38 print_access(
  39         Operation               *op,
  40         Entry                   *e,
  41         AttributeDescription    *desc,
  42         struct berval           *val,
  43         struct berval           *nval )
  44 {
  45         int                     rc;
  46         slap_mask_t             mask;
  47         char                    accessmaskbuf[ACCESSMASK_MAXLEN];
  48
  49         rc = access_allowed_mask( op, e, desc, nval, ACL_AUTH, NULL, &mask );
  50
  51         fprintf( stderr, "%s%s%s: %s\n",
  52                         desc->ad_cname.bv_val,
  53                         ( val && !BER_BVISNULL( val ) ) ? "=" : "",
  54                         ( val && !BER_BVISNULL( val ) ) ?
  55                                 ( desc == slap_schema.si_ad_userPassword ? "****" : val->bv_val ) : "",
  56                         accessmask2str( mask, accessmaskbuf, 1 ) );
  57
  58         return rc;
  59 }
  60
  61 int
  62 slapacl( int argc, char **argv )
  63 {
  64         int                     rc = EXIT_SUCCESS;
  65         const char              *progname = "slapacl";
  66         Connection              conn = { 0 };
  67         Listener                listener;
  68         OperationBuffer opbuf;
  69         Operation               *op = NULL;
  70         Entry                   e = { 0 }, *ep = &e;
  71         char                    *attr = NULL;
  72         int                     doclose = 0;
  73         BackendDB               *bd;
  74
  75         slap_tool_init( progname, SLAPACL, argc, argv );
  76
  77         if ( !dryrun ) {
  78                 int     i = 0;
  79
  80                 LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
  81                         if ( bd != be && backend_startup( bd ) ) {
  82                                 fprintf( stderr, "backend_startup(#%d%s%s) failed\n",
  83                                                 i,
  84                                                 bd->be_suffix ? ": " : "",
  85                                                 bd->be_suffix ? bd->be_suffix[0].bv_val : "" );
  86                                 rc = 1;
  87                                 goto destroy;
  88                         }
  89
  90                         i++;
  91                 }
  92         }
  93
  94         argv = &argv[ optind ];
  95         argc -= optind;
  96
  97         op = (Operation *) &opbuf;
  98         connection_fake_init( &conn, op, &conn );
  99
 100         conn.c_listener = &listener;
 101         conn.c_listener_url = listener_url;
 102         conn.c_peer_domain = peer_domain;
 103         conn.c_peer_name = peer_name;
 104         conn.c_sock_name = sock_name;
 105         op->o_ssf = ssf;
 106         op->o_transport_ssf = transport_ssf;
 107         op->o_tls_ssf = tls_ssf;
 108         op->o_sasl_ssf = sasl_ssf;
 109
 110         if ( !BER_BVISNULL( &authcID ) ) {
 111                 if ( !BER_BVISNULL( &authcDN ) ) {
 112                         fprintf( stderr, "both authcID=\"%s\" "
 113                                         "and authcDN=\"%s\" provided\n",
 114                                         authcID.bv_val, authcDN.bv_val );
 115                         rc = 1;
 116                         goto destroy;
 117                 }
 118
 119                 rc = slap_sasl_getdn( &conn, op, &authcID, NULL,
 120                                 &authcDN, SLAP_GETDN_AUTHCID );
 121                 if ( rc != LDAP_SUCCESS ) {
 122                         fprintf( stderr, "authcID: <%s> check failed %d (%s)\n",
 123                                         authcID.bv_val, rc,
 124                                         ldap_err2string( rc ) );
 125                         rc = 1;
 126                         goto destroy;
 127                 }
 128
 129         } else if ( !BER_BVISNULL( &authcDN ) ) {
 130                 struct berval   ndn;
 131
 132                 rc = dnNormalize( 0, NULL, NULL, &authcDN, &ndn, NULL );
 133                 if ( rc != LDAP_SUCCESS ) {
 134                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 135                                         authcDN.bv_val, rc,
 136                                         ldap_err2string( rc ) );
 137                         rc = 1;
 138                         goto destroy;
 139                 }
 140                 ch_free( authcDN.bv_val );
 141                 authcDN = ndn;
 142         }
 143
 144         if ( !BER_BVISNULL( &authzID ) ) {
 145                 if ( !BER_BVISNULL( &authzDN ) ) {
 146                         fprintf( stderr, "both authzID=\"%s\" "
 147                                         "and authzDN=\"%s\" provided\n",
 148                                         authzID.bv_val, authzDN.bv_val );
 149                         rc = 1;
 150                         goto destroy;
 151                 }
 152
 153                 rc = slap_sasl_getdn( &conn, op, &authzID, NULL,
 154                                 &authzDN, SLAP_GETDN_AUTHZID );
 155                 if ( rc != LDAP_SUCCESS ) {
 156                         fprintf( stderr, "authzID: <%s> check failed %d (%s)\n",
 157                                         authzID.bv_val, rc,
 158                                         ldap_err2string( rc ) );
 159                         rc = 1;
 160                         goto destroy;
 161                 }
 162
 163         } else if ( !BER_BVISNULL( &authzDN ) ) {
 164                 struct berval   ndn;
 165
 166                 rc = dnNormalize( 0, NULL, NULL, &authzDN, &ndn, NULL );
 167                 if ( rc != LDAP_SUCCESS ) {
 168                         fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
 169                                         authzDN.bv_val, rc,
 170                                         ldap_err2string( rc ) );
 171                         rc = 1;
 172                         goto destroy;
 173                 }
 174                 ch_free( authzDN.bv_val );
 175                 authzDN = ndn;
 176         }
 177
 178
 179         if ( !BER_BVISNULL( &authcDN ) ) {
 180                 fprintf( stderr, "authcDN: \"%s\"\n", authcDN.bv_val );
 181         }
 182
 183         if ( !BER_BVISNULL( &authzDN ) ) {
 184                 fprintf( stderr, "authzDN: \"%s\"\n", authzDN.bv_val );
 185         }
 186
 187         if ( !BER_BVISNULL( &authzDN ) ) {
 188                 op->o_dn = authzDN;
 189                 op->o_ndn = authzDN;
 190
 191                 if ( !BER_BVISNULL( &authcDN ) ) {
 192                         op->o_conn->c_dn = authcDN;
 193                         op->o_conn->c_ndn = authcDN;
 194
 195                 } else {
 196                         op->o_conn->c_dn = authzDN;
 197                         op->o_conn->c_ndn = authzDN;
 198                 }
 199
 200         } else if ( !BER_BVISNULL( &authcDN ) ) {
 201                 op->o_conn->c_dn = authcDN;
 202                 op->o_conn->c_ndn = authcDN;
 203                 op->o_dn = authcDN;
 204                 op->o_ndn = authcDN;
 205         }
 206
 207         assert( !BER_BVISNULL( &baseDN ) );
 208         rc = dnPrettyNormal( NULL, &baseDN, &e.e_name, &e.e_nname, NULL );
 209         if ( rc != LDAP_SUCCESS ) {
 210                 fprintf( stderr, "base=\"%s\" normalization failed %d (%s)\n",
 211                                 baseDN.bv_val, rc,
 212                                 ldap_err2string( rc ) );
 213                 rc = 1;
 214                 goto destroy;
 215         }
 216
 217         op->o_bd = be;
 218         if ( op->o_bd == NULL ) {
 219                 /* NOTE: if no database could be found (e.g. because
 220                  * accessing the rootDSE or so), use the frontendDB
 221                  * rules; might need work */
 222                 op->o_bd = frontendDB;
 223         }
 224
 225         if ( !dryrun ) {
 226                 ID      id;
 227
 228                 if ( be == NULL ) {
 229                         fprintf( stderr, "%s: no target database "
 230                                 "has been found for baseDN=\"%s\"; "
 231                                 "you may try with \"-u\" (dry run).\n",
 232                                 baseDN.bv_val, progname );
 233                         rc = 1;
 234                         goto destroy;
 235                 }
 236
 237                 if ( !be->be_entry_open ||
 238                         !be->be_entry_close ||
 239                         !be->be_dn2id_get ||
 240                         !be->be_id2entry_get )
 241                 {
 242                         fprintf( stderr, "%s: target database "
 243                                 "doesn't support necessary operations; "
 244                                 "you may try with \"-u\" (dry run).\n",
 245                                 progname );
 246                         rc = 1;
 247                         goto destroy;
 248                 }
 249
 250                 if ( be->be_entry_open( be, 0 ) != 0 ) {
 251                         fprintf( stderr, "%s: could not open database.\n",
 252                                 progname );
 253                         rc = 1;
 254                         goto destroy;
 255                 }
 256
 257                 doclose = 1;
 258
 259                 id = be->be_dn2id_get( be, &e.e_nname );
 260                 if ( id == NOID ) {
 261                         fprintf( stderr, "%s: unable to fetch ID of DN \"%s\"\n",
 262                                 progname, e.e_nname.bv_val );
 263                         rc = 1;
 264                         goto destroy;
 265                 }
 266                 if ( be->be_id2entry_get( be, id, &ep ) != 0 ) {
 267                         fprintf( stderr, "%s: unable to fetch entry \"%s\" (%lu)\n",
 268                                 progname, e.e_nname.bv_val, id );
 269                         rc = 1;
 270                         goto destroy;
 271
 272                 }
 273
 274                 if ( argc == 0 ) {
 275                         Attribute       *a;
 276
 277                         (void)print_access( op, ep, slap_schema.si_ad_entry, NULL, NULL );
 278                         (void)print_access( op, ep, slap_schema.si_ad_children, NULL, NULL );
 279
 280                         for ( a = ep->e_attrs; a; a = a->a_next ) {
 281                                 int     i;
 282
 283                                 for ( i = 0; !BER_BVISNULL( &a->a_nvals[ i ] ); i++ ) {
 284                                         (void)print_access( op, ep, a->a_desc,
 285                                                         &a->a_vals[ i ],
 286                                                         &a->a_nvals[ i ] );
 287                                 }
 288                         }
 289                 }
 290         }
 291
 292         for ( ; argc--; argv++ ) {
 293                 slap_mask_t             mask;
 294                 AttributeDescription    *desc = NULL;
 295                 struct berval           val = BER_BVNULL,
 296                                         *valp = NULL;
 297                 const char              *text;
 298                 char                    accessmaskbuf[ACCESSMASK_MAXLEN];
 299                 char                    *accessstr;
 300                 slap_access_t           access = ACL_AUTH;
 301
 302                 if ( attr == NULL ) {
 303                         attr = argv[ 0 ];
 304                 }
 305
 306                 val.bv_val = strchr( attr, ':' );
 307                 if ( val.bv_val != NULL ) {
 308                         val.bv_val[0] = '\0';
 309                         val.bv_val++;
 310                         val.bv_len = strlen( val.bv_val );
 311                         valp = &val;
 312                 }
 313
 314                 accessstr = strchr( attr, '/' );
 315                 if ( accessstr != NULL ) {
 316                         accessstr[0] = '\0';
 317                         accessstr++;
 318                         access = str2access( accessstr );
 319                         if ( access == ACL_INVALID_ACCESS ) {
 320                                 fprintf( stderr, "unknown access \"%s\" for attribute \"%s\"\n",
 321                                                 accessstr, attr );
 322                                 if ( continuemode ) {
 323                                         continue;
 324                                 }
 325                                 break;
 326                         }
 327                 }
 328
 329                 rc = slap_str2ad( attr, &desc, &text );
 330                 if ( rc != LDAP_SUCCESS ) {
 331                         fprintf( stderr, "slap_str2ad(%s) failed %d (%s)\n",
 332                                         attr, rc, ldap_err2string( rc ) );
 333                         if ( continuemode ) {
 334                                 continue;
 335                         }
 336                         break;
 337                 }
 338
 339                 rc = access_allowed_mask( op, ep, desc, valp, access,
 340                                 NULL, &mask );
 341
 342                 if ( accessstr ) {
 343                         fprintf( stderr, "%s access to %s%s%s: %s\n",
 344                                         accessstr,
 345                                         desc->ad_cname.bv_val,
 346                                         val.bv_val ? "=" : "",
 347                                         val.bv_val ? val.bv_val : "",
 348                                         rc ? "ALLOWED" : "DENIED" );
 349
 350                 } else {
 351                         fprintf( stderr, "%s%s%s: %s\n",
 352                                         desc->ad_cname.bv_val,
 353                                         val.bv_val ? "=" : "",
 354                                         val.bv_val ? val.bv_val : "",
 355                                         accessmask2str( mask, accessmaskbuf, 1 ) );
 356                 }
 357                 rc = 0;
 358                 attr = NULL;
 359         }
 360
 361 destroy:;
 362         if ( !BER_BVISNULL( &e.e_name ) ) {
 363                 ber_memfree( e.e_name.bv_val );
 364         }
 365         if ( !BER_BVISNULL( &e.e_nname ) ) {
 366                 ber_memfree( e.e_nname.bv_val );
 367         }
 368         if ( !dryrun && be ) {
 369                 if ( ep != &e ) {
 370                         be_entry_release_r( op, ep );
 371                 }
 372                 if ( doclose ) {
 373                         be->be_entry_close( be );
 374                 }
 375
 376                 LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
 377                         if ( bd != be ) {
 378                                 backend_shutdown( bd );
 379                         }
 380                 }
 381         }
 382
 383         slap_tool_destroy();
 384
 385         return rc;
 386 }
 387