/* bind.c - ldbm backend bind and unbind routines */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2005 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
#include "portable.h"
int
ldbm_back_bind(
- Backend *be,
- Connection *conn,
Operation *op,
- char *dn,
- char *ndn,
- int method,
- char *mech,
- struct berval *cred,
- char** edn
-)
+ SlapReply *rs )
{
- struct ldbminfo *li = (struct ldbminfo *) be->be_private;
+ struct ldbminfo *li = (struct ldbminfo *) op->o_bd->be_private;
Entry *e;
Attribute *a;
int rc;
Entry *matched;
-#ifdef HAVE_KERBEROS
+#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
char krbname[MAX_K_NAME_SZ + 1];
+ AttributeDescription *krbattr = slap_schema.si_ad_krbName;
AUTH_DAT ad;
#endif
- Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_bind: dn: %s\n", dn, 0, 0);
+ AttributeDescription *password = slap_schema.si_ad_userPassword;
- *edn = NULL;
- dn = ndn;
+ Debug(LDAP_DEBUG_ARGS,
+ "==> ldbm_back_bind: dn: %s\n", op->o_req_dn.bv_val, 0, 0);
- /* get entry with reader lock */
- if ( (e = dn2entry_r( be, dn, &matched )) == NULL ) {
- char *matched_dn = NULL;
- struct berval **refs = NULL;
-
- if( matched != NULL ) {
- matched_dn = ch_strdup( matched->e_dn );
+ if ( op->oq_bind.rb_method == LDAP_AUTH_SIMPLE && be_isroot_pw( op ) ) {
+ ber_dupbv( &op->oq_bind.rb_edn, be_root_dn( op->o_bd ) );
+ /* front end will send result */
+ return LDAP_SUCCESS;
+ }
- refs = is_entry_referral( matched )
- ? get_entry_referrals( be, conn, op, matched )
- : NULL;
+ /* grab giant lock for reading */
+ ldap_pvt_thread_rdwr_rlock(&li->li_giant_rwlock);
+ /* get entry with reader lock */
+ if ( (e = dn2entry_r( op->o_bd, &op->o_req_ndn, &matched )) == NULL ) {
+ if( matched != NULL ) {
cache_return_entry_r( &li->li_cache, matched );
- } else {
- refs = default_referral;
}
+ ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
/* allow noauth binds */
rc = 1;
- if ( method == LDAP_AUTH_SIMPLE ) {
- if( cred->bv_len == 0 ) {
- /* SUCCESS */
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
-
- } else if ( be_isroot_pw( be, dn, cred ) ) {
- *edn = ch_strdup( be_root_dn( be ) );
- rc = 0; /* front end will send result */
-
- } else if ( refs != NULL ) {
- send_ldap_result( conn, op, LDAP_REFERRAL,
- matched_dn, NULL, refs, NULL );
-
- } else {
- send_ldap_result( conn, op, LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- }
-
- } else if ( method == LDAP_AUTH_SASL ) {
- if( mech != NULL && strcasecmp(mech,"DIGEST-MD5") == 0 ) {
- /* insert DIGEST calls here */
- send_ldap_result( conn, op, LDAP_AUTH_METHOD_NOT_SUPPORTED,
- NULL, NULL, NULL, NULL );
-
- } else {
- send_ldap_result( conn, op, LDAP_AUTH_METHOD_NOT_SUPPORTED,
- NULL, NULL, NULL, NULL );
- }
-
- } else if ( refs != NULL ) {
- send_ldap_result( conn, op, LDAP_REFERRAL,
- matched_dn, NULL, refs, NULL );
-
- } else {
- send_ldap_result( conn, op, LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- }
-
- if ( matched != NULL ) {
- ber_bvecfree( refs );
- free( matched_dn );
- }
- return( rc );
+ rs->sr_err = LDAP_INVALID_CREDENTIALS;
+ send_ldap_result( op, rs );
+ return rs->sr_err;
}
- *edn = ch_strdup( e->e_dn );
-
/* check for deleted */
-
- if ( ! access_allowed( be, conn, op, e,
- "entry", NULL, ACL_AUTH ) )
- {
- send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
- NULL, NULL, NULL, NULL );
- rc = 1;
+#ifdef LDBM_SUBENTRIES
+ if ( is_entry_subentry( e ) ) {
+ /* entry is an subentry, don't allow bind */
+ Debug( LDAP_DEBUG_TRACE,
+ "entry is subentry\n", 0, 0, 0 );
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
+#endif
if ( is_entry_alias( e ) ) {
/* entry is an alias, don't allow bind */
- Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0,
- 0, 0 );
-
- send_ldap_result( conn, op, LDAP_ALIAS_PROBLEM,
- NULL, NULL, NULL, NULL );
+ Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0, 0, 0 );
- rc = 1;
+#if 1
+ rc = LDAP_INVALID_CREDENTIALS;
+#else
+ rs->sr_text = "entry is alias";
+ rc = LDAP_ALIAS_PROBLEM;
+#endif
goto return_results;
}
if ( is_entry_referral( e ) ) {
/* entry is a referral, don't allow bind */
- struct berval **refs = get_entry_referrals( be,
- conn, op, e );
-
- Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
- 0, 0 );
-
- if( refs != NULL ) {
- send_ldap_result( conn, op, LDAP_REFERRAL,
- e->e_dn, NULL, refs, NULL );
-
- } else {
- send_ldap_result( conn, op, LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- }
-
- ber_bvecfree( refs );
+ Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0, 0, 0 );
- rc = 1;
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
- switch ( method ) {
+ switch ( op->oq_bind.rb_method ) {
case LDAP_AUTH_SIMPLE:
- if ( cred->bv_len == 0 ) {
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
-
+ if ( (a = attr_find( e->e_attrs, password )) == NULL ) {
/* stop front end from sending result */
- rc = 1;
- goto return_results;
- }
-
- /* check for root dn/passwd */
- if ( be_isroot_pw( be, dn, cred ) ) {
- /* front end will send result */
- if(*edn != NULL) free( *edn );
- *edn = ch_strdup( be_root_dn( be ) );
- rc = 0;
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
- if ( ! access_allowed( be, conn, op, e,
- "userpassword", NULL, ACL_AUTH ) )
+ if ( slap_passwd_check( op, e, a, &op->oq_bind.rb_cred,
+ &rs->sr_text ) != 0 )
{
- send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
- NULL, NULL, NULL, NULL );
- rc = 1;
- goto return_results;
- }
-
- if ( (a = attr_find( e->e_attrs, "userpassword" )) == NULL ) {
- send_ldap_result( conn, op, LDAP_INAPPROPRIATE_AUTH,
- NULL, NULL, NULL, NULL );
-
- /* stop front end from sending result */
- rc = 1;
- goto return_results;
- }
-
- if ( slap_passwd_check( a->a_vals, cred, a->a_syntax, 0, cred ) != 0 )
- {
- send_ldap_result( conn, op, LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- /* stop front end from sending result */
- rc = 1;
+ /* failure; stop front end from sending result */
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
rc = 0;
break;
-#ifdef HAVE_KERBEROS
+#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
case LDAP_AUTH_KRBV41:
- if ( ! access_allowed( be, conn, op, e,
- "krbname", NULL, ACL_AUTH ) )
+ if ( krbv4_ldap_auth( op->o_bd, &op->oq_bind.rb_cred, &ad )
+ != LDAP_SUCCESS )
{
- send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
- NULL, NULL, NULL, NULL );
- rc = 1;
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
- if ( krbv4_ldap_auth( be, cred, &ad ) != LDAP_SUCCESS ) {
- send_ldap_result( conn, op, LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- rc = 1;
- goto return_results;
- }
-
- if ( ! access_allowed( be, conn, op, e,
- "krbname", NULL, ACL_AUTH ) )
+ if ( ! access_allowed( op, e,
+ krbattr, NULL, ACL_AUTH, NULL ) )
{
- send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
- NULL, NULL, NULL, NULL );
- rc = 1;
+ rc = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
sprintf( krbname, "%s%s%s@%s", ad.pname, *ad.pinst ? "."
: "", ad.pinst, ad.prealm );
-
- if ( (a = attr_find( e->e_attrs, "krbname" )) == NULL ) {
+ if ( (a = attr_find( e->e_attrs, krbattr )) == NULL ) {
/*
- * no krbName values present: check against DN
+ * no krbname values present: check against DN
*/
- if ( strcasecmp( dn, krbname ) == 0 ) {
+ if ( strcasecmp( op->o_req_dn.bv_val, krbname ) == 0 ) {
rc = 0;
break;
}
- send_ldap_result( conn, op, LDAP_INAPPROPRIATE_AUTH,
- NULL, NULL, NULL, NULL );
- rc = 1;
+ rc = LDAP_INAPPROPRIATE_AUTH;
goto return_results;
- } else { /* look for krbName match */
+ } else { /* look for krbname match */
struct berval krbval;
krbval.bv_val = krbname;
krbval.bv_len = strlen( krbname );
- if ( value_find( a->a_vals, &krbval, a->a_syntax, 3 ) != 0 ) {
- send_ldap_result( conn, op,
- LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
- rc = 1;
+ if ( value_find( a->a_desc, a->a_vals, &krbval ) != 0 ) {
+ rc = LDAP_INVALID_CREDENTIALS;
goto return_results;
}
}
rc = 0;
break;
-
- case LDAP_AUTH_KRBV42:
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
- /* stop front end from sending result */
- rc = 1;
- goto return_results;
#endif
- case LDAP_AUTH_SASL:
- /* insert SASL code here */
-
default:
- send_ldap_result( conn, op, LDAP_STRONG_AUTH_NOT_SUPPORTED,
- NULL, "auth method not supported", NULL, NULL );
- rc = 1;
+ assert( 0 ); /* should not be reachable */
+ rs->sr_text = "authentication method not supported";
+ rc = LDAP_STRONG_AUTH_NOT_SUPPORTED;
goto return_results;
}
+ ber_dupbv( &op->oq_bind.rb_edn, &e->e_name );
+
return_results:;
/* free entry and reader lock */
cache_return_entry_r( &li->li_cache, e );
+ ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
+
+ if ( rc ) {
+ rs->sr_err = rc;
+ send_ldap_result( op, rs );
+ if ( rs->sr_ref ) {
+ ber_bvarray_free( rs->sr_ref );
+ rs->sr_ref = NULL;
+ }
+ }
- /* front end with send result on success (rc==0) */
+ /* front end will send result on success (rc==0) */
return( rc );
}