X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fbind.c;h=daa473859c9a602927ef1ce64ae288915cd32934;hb=5fcc9285fb8c549a5264921a2b61cfc40803d720;hp=715ee676cc3830eed53b38375a44524261576696;hpb=20351a05cc5b9f447ddeebf4cf0dea294a70bc4c;p=openldap diff --git a/servers/slapd/bind.c b/servers/slapd/bind.c index 715ee676cc..daa473859c 100644 --- a/servers/slapd/bind.c +++ b/servers/slapd/bind.c @@ -1,12 +1,19 @@ /* bind.c - decode an ldap bind operation and pass it to a backend db */ /* $OpenLDAP$ */ -/* - * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved. - * COPYING RESTRICTIONS APPLY, see COPYRIGHT file +/* This work is part of OpenLDAP Software . + * + * Copyright 1998-2012 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 + * . */ - -/* - * Copyright (c) 1995 Regents of the University of Michigan. +/* Portions Copyright (c) 1995 Regents of the University of Michigan. * All rights reserved. * * Redistribution and use in source and binary forms are permitted @@ -24,63 +31,52 @@ #include #include -#include "ldap_pvt.h" #include "slap.h" int do_bind( - Connection *conn, - Operation *op -) + Operation *op, + SlapReply *rs ) { - BerElement *ber = op->o_ber; - ber_int_t version; + BerElement *ber = op->o_ber; + ber_int_t version; ber_tag_t method; - char *mech; - char *dn; - char *ndn; - ber_tag_t tag; - int rc = LDAP_SUCCESS; - char *text; - struct berval cred; - Backend *be; - - Debug( LDAP_DEBUG_TRACE, "do_bind\n", 0, 0, 0 ); + struct berval mech = BER_BVNULL; + struct berval dn = BER_BVNULL; + ber_tag_t tag; + Backend *be = NULL; - dn = NULL; - ndn = NULL; - mech = NULL; - cred.bv_val = NULL; - - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); + Debug( LDAP_DEBUG_TRACE, "%s do_bind\n", + op->o_log_prefix, 0, 0 ); /* - * Force to connection to "anonymous" until bind succeeds. + * Force the connection to "anonymous" until bind succeeds. */ - - if ( conn->c_cdn != NULL ) { - free( conn->c_cdn ); - conn->c_cdn = NULL; + ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); + if ( op->o_conn->c_sasl_bind_in_progress ) { + be = op->o_conn->c_authz_backend; } - - if ( conn->c_dn != NULL ) { - free( conn->c_dn ); - conn->c_dn = NULL; + if ( !BER_BVISEMPTY( &op->o_conn->c_dn ) ) { + /* log authorization identity demotion */ + Statslog( LDAP_DEBUG_STATS, + "%s BIND anonymous mech=implicit ssf=0\n", + op->o_log_prefix, 0, 0, 0, 0 ); } - - conn->c_authc_backend = NULL; - conn->c_authz_backend = NULL; - - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); - - if ( op->o_dn != NULL ) { - free( op->o_dn ); - op->o_dn = ch_strdup( "" ); + connection2anonymous( op->o_conn ); + if ( op->o_conn->c_sasl_bind_in_progress ) { + op->o_conn->c_authz_backend = be; } - - if ( op->o_ndn != NULL ) { - free( op->o_ndn ); - op->o_ndn = ch_strdup( "" ); + ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); + if ( !BER_BVISNULL( &op->o_dn ) ) { + /* NOTE: temporarily wasting few bytes + * (until bind is completed), but saving + * a couple of ch_free() and ch_strdup("") */ + op->o_dn.bv_val[0] = '\0'; + op->o_dn.bv_len = 0; + } + if ( !BER_BVISNULL( &op->o_ndn ) ) { + op->o_ndn.bv_val[0] = '\0'; + op->o_ndn.bv_len = 0; } /* @@ -91,42 +87,46 @@ do_bind( * name DistinguishedName, -- dn * authentication CHOICE { * simple [0] OCTET STRING -- passwd - * krbv42ldap [1] OCTET STRING - * krbv42dsa [2] OCTET STRING + * krbv42ldap [1] OCTET STRING -- OBSOLETE + * krbv42dsa [2] OCTET STRING -- OBSOLETE * SASL [3] SaslCredentials * } * } * * SaslCredentials ::= SEQUENCE { - * mechanism LDAPString, - * credentials OCTET STRING OPTIONAL + * mechanism LDAPString, + * credentials OCTET STRING OPTIONAL * } */ - tag = ber_scanf( ber, "{iat" /*}*/, &version, &dn, &method ); + tag = ber_scanf( ber, "{imt" /*}*/, &version, &dn, &method ); if ( tag == LBER_ERROR ) { - Debug( LDAP_DEBUG_ANY, "bind: ber_scanf failed\n", 0, 0, 0 ); - send_ldap_disconnect( conn, op, - LDAP_PROTOCOL_ERROR, "decoding error" ); - rc = -1; + Debug( LDAP_DEBUG_ANY, "%s do_bind: ber_scanf failed\n", + op->o_log_prefix, 0, 0 ); + send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" ); + rs->sr_err = SLAPD_DISCONNECT; goto cleanup; } op->o_protocol = version; + op->orb_method = method; - if( method != LDAP_AUTH_SASL ) { - tag = ber_scanf( ber, /*{*/ "o}", &cred ); + if( op->orb_method != LDAP_AUTH_SASL ) { + tag = ber_scanf( ber, /*{*/ "m}", &op->orb_cred ); } else { - tag = ber_scanf( ber, "{a" /*}*/, &mech ); + tag = ber_scanf( ber, "{m" /*}*/, &mech ); if ( tag != LBER_ERROR ) { ber_len_t len; tag = ber_peek_tag( ber, &len ); if ( tag == LDAP_TAG_LDAPCRED ) { - tag = ber_scanf( ber, "o", &cred ); + tag = ber_scanf( ber, "m", &op->orb_cred ); + } else { + tag = LDAP_TAG_LDAPCRED; + BER_BVZERO( &op->orb_cred ); } if ( tag != LBER_ERROR ) { @@ -136,167 +136,223 @@ do_bind( } if ( tag == LBER_ERROR ) { - send_ldap_disconnect( conn, op, - LDAP_PROTOCOL_ERROR, - "decoding error" ); - rc = SLAPD_DISCONNECT; + Debug( LDAP_DEBUG_ANY, "%s do_bind: ber_scanf failed\n", + op->o_log_prefix, 0, 0 ); + send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" ); + rs->sr_err = SLAPD_DISCONNECT; goto cleanup; } - if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) { - Debug( LDAP_DEBUG_ANY, "do_bind: get_ctrls failed\n", 0, 0, 0 ); + if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) { + Debug( LDAP_DEBUG_ANY, "%s do_bind: get_ctrls failed\n", + op->o_log_prefix, 0, 0 ); goto cleanup; } - ndn = ch_strdup( dn ); - - if ( dn_normalize( ndn ) == NULL ) { - Debug( LDAP_DEBUG_ANY, "bind: invalid dn (%s)\n", dn, 0, 0 ); - send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL, - "invalid DN", NULL, NULL ); + /* We use the tmpmemctx here because it speeds up normalization. + * However, we must dup with regular malloc when storing any + * resulting DNs in the op or conn structures. + */ + rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn, + op->o_tmpmemctx ); + if ( rs->sr_err != LDAP_SUCCESS ) { + Debug( LDAP_DEBUG_ANY, "%s do_bind: invalid dn (%s)\n", + op->o_log_prefix, dn.bv_val, 0 ); + send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" ); goto cleanup; } - if( method == LDAP_AUTH_SASL ) { - Debug( LDAP_DEBUG_TRACE, "do_sasl_bind: dn (%s) mech %s\n", - dn, mech, NULL ); + Statslog( LDAP_DEBUG_STATS, "%s BIND dn=\"%s\" method=%ld\n", + op->o_log_prefix, op->o_req_dn.bv_val, + (unsigned long) op->orb_method, 0, 0 ); + + if( op->orb_method == LDAP_AUTH_SASL ) { + Debug( LDAP_DEBUG_TRACE, "do_bind: dn (%s) SASL mech %s\n", + op->o_req_dn.bv_val, mech.bv_val, NULL ); + } else { - Debug( LDAP_DEBUG_TRACE, "do_bind: version=%ld dn=\"%s\" method=%ld\n", - (unsigned long) version, dn, (unsigned long) method ); + Debug( LDAP_DEBUG_TRACE, + "do_bind: version=%ld dn=\"%s\" method=%ld\n", + (unsigned long) version, op->o_req_dn.bv_val, + (unsigned long) op->orb_method ); } - Statslog( LDAP_DEBUG_STATS, "conn=%ld op=%d BIND dn=\"%s\" method=%ld\n", - op->o_connid, op->o_opid, ndn, (unsigned long) method, 0 ); - if ( version < LDAP_VERSION_MIN || version > LDAP_VERSION_MAX ) { - Debug( LDAP_DEBUG_ANY, "do_bind: unknown version=%ld\n", - (unsigned long) version, 0, 0 ); - send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, - NULL, "requested protocol version not supported", NULL, NULL ); + Debug( LDAP_DEBUG_ANY, "%s do_bind: unknown version=%ld\n", + op->o_log_prefix, (unsigned long) version, 0 ); + send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, + "requested protocol version not supported" ); + goto cleanup; + + } else if (!( global_allows & SLAP_ALLOW_BIND_V2 ) && + version < LDAP_VERSION3 ) + { + send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, + "historical protocol version requested, use LDAPv3 instead" ); goto cleanup; } - /* we set connection version regardless of whether bind succeeds - * or not. + /* + * we set connection version regardless of whether bind succeeds or not. */ - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); - conn->c_protocol = version; - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); + ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); + op->o_conn->c_protocol = version; + ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); + + op->orb_mech = mech; + + op->o_bd = frontendDB; + rs->sr_err = frontendDB->be_bind( op, rs ); - if ( method == LDAP_AUTH_SASL ) { - char *edn; +cleanup: + if ( rs->sr_err == LDAP_SUCCESS ) { + if ( op->orb_method != LDAP_AUTH_SASL ) { + ber_dupbv( &op->o_conn->c_authmech, &mech ); + } + op->o_conn->c_authtype = op->orb_method; + } + + if( !BER_BVISNULL( &op->o_req_dn ) ) { + slap_sl_free( op->o_req_dn.bv_val, op->o_tmpmemctx ); + BER_BVZERO( &op->o_req_dn ); + } + if( !BER_BVISNULL( &op->o_req_ndn ) ) { + slap_sl_free( op->o_req_ndn.bv_val, op->o_tmpmemctx ); + BER_BVZERO( &op->o_req_ndn ); + } + + return rs->sr_err; +} - if ( version < LDAP_VERSION3 ) { +int +fe_op_bind( Operation *op, SlapReply *rs ) +{ + BackendDB *bd = op->o_bd; + + /* check for inappropriate controls */ + if( get_manageDSAit( op ) == SLAP_CONTROL_CRITICAL ) { + send_ldap_error( op, rs, + LDAP_UNAVAILABLE_CRITICAL_EXTENSION, + "manageDSAit control inappropriate" ); + goto cleanup; + } + + if ( op->orb_method == LDAP_AUTH_SASL ) { + if ( op->o_protocol < LDAP_VERSION3 ) { Debug( LDAP_DEBUG_ANY, "do_bind: sasl with LDAPv%ld\n", - (unsigned long) version, 0, 0 ); - send_ldap_disconnect( conn, op, + (unsigned long)op->o_protocol, 0, 0 ); + send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "SASL bind requires LDAPv3" ); - rc = SLAPD_DISCONNECT; + rs->sr_err = SLAPD_DISCONNECT; goto cleanup; } - if( mech == NULL || *mech == '\0' ) { + if( BER_BVISNULL( &op->orb_mech ) || BER_BVISEMPTY( &op->orb_mech ) ) { Debug( LDAP_DEBUG_ANY, "do_bind: no sasl mechanism provided\n", 0, 0, 0 ); - send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, - NULL, "no SASL mechanism provided", NULL, NULL ); + send_ldap_error( op, rs, LDAP_AUTH_METHOD_NOT_SUPPORTED, + "no SASL mechanism provided" ); goto cleanup; } - if( !charray_inlist( supportedSASLMechanisms, mech ) ) { - Debug( LDAP_DEBUG_ANY, - "do_bind: sasl mechanism=\"%s\" not supported.\n", - mech, 0, 0 ); - send_ldap_result( conn, op, rc = LDAP_AUTH_METHOD_NOT_SUPPORTED, - NULL, "SASL mechanism not supported", NULL, NULL ); + /* check restrictions */ + if( backend_check_restrictions( op, rs, &op->orb_mech ) != LDAP_SUCCESS ) { + send_ldap_result( op, rs ); goto cleanup; } - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); - - if ( conn->c_sasl_bind_mech != NULL ) { - if((strcmp(conn->c_sasl_bind_mech, mech) != 0)) { - /* mechanism changed, cancel in progress bind */ -#ifdef HAVE_CYRUS_SASL - sasl_dispose(&conn->c_sasl_bind_context); - conn->c_sasl_bind_context = NULL; -#endif + ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); + if ( op->o_conn->c_sasl_bind_in_progress ) { + if( !bvmatch( &op->o_conn->c_sasl_bind_mech, &op->orb_mech ) ) { + /* mechanism changed between bind steps */ + slap_sasl_reset(op->o_conn); } - free( conn->c_sasl_bind_mech ); - conn->c_sasl_bind_mech = NULL; - -#ifdef LDAP_DEBUG -#ifdef HAVE_CYRUS_SASL } else { - assert( conn->c_sasl_bind_context == NULL ); -#endif -#endif + ber_dupbv(&op->o_conn->c_sasl_bind_mech, &op->orb_mech); } - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); - - edn = NULL; - rc = sasl_bind( conn, op, dn, ndn, mech, &cred, &edn ); + /* Set the bindop for the benefit of in-directory SASL lookups */ + op->o_conn->c_sasl_bindop = op; - if( rc == LDAP_SUCCESS && edn != NULL ) { - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); -#ifdef HAVE_CYRUS_SASL - assert( conn->c_sasl_bind_context == NULL ); -#endif - conn->c_dn = edn; - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); + ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); - } else if ( rc == LDAP_SASL_BIND_IN_PROGRESS ) { -#ifdef HAVE_CYRUS_SASL - assert( conn->c_sasl_bind_context != NULL ); -#endif - conn->c_sasl_bind_mech = mech; - mech = NULL; - -#ifdef HAVE_CYRUS_SASL - } else { - assert( conn->c_sasl_bind_context != NULL ); -#endif - } + rs->sr_err = slap_sasl_bind( op, rs ); goto cleanup; } else { /* Not SASL, cancel any in-progress bind */ - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); + ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); - if ( conn->c_sasl_bind_mech != NULL ) { - assert( conn->c_sasl_bind_in_progress ); + if ( !BER_BVISNULL( &op->o_conn->c_sasl_bind_mech ) ) { + free( op->o_conn->c_sasl_bind_mech.bv_val ); + BER_BVZERO( &op->o_conn->c_sasl_bind_mech ); + } + op->o_conn->c_sasl_bind_in_progress = 0; - free(conn->c_sasl_bind_mech); - conn->c_sasl_bind_mech = NULL; + slap_sasl_reset( op->o_conn ); + ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); + } -#ifdef HAVE_CYRUS_SASL - assert( conn->c_sasl_bind_context != NULL ); - sasl_dispose(&conn->c_sasl_bind_context); - conn->c_sasl_bind_context = NULL; -#endif - } else { - assert( !conn->c_sasl_bind_in_progress ); -#ifdef HAVE_CYRUS_SASL - assert( conn->c_sasl_bind_context == NULL ); -#endif + if ( op->orb_method == LDAP_AUTH_SIMPLE ) { + BER_BVSTR( &op->orb_mech, "SIMPLE" ); + /* accept "anonymous" binds */ + if ( BER_BVISEMPTY( &op->orb_cred ) || BER_BVISEMPTY( &op->o_req_ndn ) ) { + rs->sr_err = LDAP_SUCCESS; + + if( !BER_BVISEMPTY( &op->orb_cred ) && + !( global_allows & SLAP_ALLOW_BIND_ANON_CRED )) + { + /* cred is not empty, disallow */ + rs->sr_err = LDAP_INVALID_CREDENTIALS; + + } else if ( !BER_BVISEMPTY( &op->o_req_ndn ) && + !( global_allows & SLAP_ALLOW_BIND_ANON_DN )) + { + /* DN is not empty, disallow */ + rs->sr_err = LDAP_UNWILLING_TO_PERFORM; + rs->sr_text = + "unauthenticated bind (DN with no password) disallowed"; + + } else if ( global_disallows & SLAP_DISALLOW_BIND_ANON ) { + /* disallow */ + rs->sr_err = LDAP_INAPPROPRIATE_AUTH; + rs->sr_text = "anonymous bind disallowed"; + + } else { + backend_check_restrictions( op, rs, &op->orb_mech ); + } + + /* + * we already forced connection to "anonymous", + * just need to send success + */ + send_ldap_result( op, rs ); + Debug( LDAP_DEBUG_TRACE, "do_bind: v%d anonymous bind\n", + op->o_protocol, 0, 0 ); + goto cleanup; + + } else if ( global_disallows & SLAP_DISALLOW_BIND_SIMPLE ) { + /* disallow simple authentication */ + rs->sr_err = LDAP_UNWILLING_TO_PERFORM; + rs->sr_text = "unwilling to perform simple authentication"; + + send_ldap_result( op, rs ); + Debug( LDAP_DEBUG_TRACE, + "do_bind: v%d simple bind(%s) disallowed\n", + op->o_protocol, op->o_req_ndn.bv_val, 0 ); + goto cleanup; } - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); - } + } else { + rs->sr_err = LDAP_AUTH_METHOD_NOT_SUPPORTED; + rs->sr_text = "unknown authentication method"; - /* accept "anonymous" binds */ - if ( cred.bv_len == 0 || ndn == NULL || *ndn == '\0' ) { - /* - * we already forced connection to "anonymous", - * just need to send success - */ - send_ldap_result( conn, op, LDAP_SUCCESS, - NULL, NULL, NULL, NULL ); - Debug( LDAP_DEBUG_TRACE, "do_bind: v%d anonymous bind\n", - version, 0, 0 ); + send_ldap_result( op, rs ); + Debug( LDAP_DEBUG_TRACE, + "do_bind: v%d unknown authentication method (%d)\n", + op->o_protocol, op->orb_method, 0 ); goto cleanup; } @@ -306,86 +362,83 @@ do_bind( * if we don't hold it. */ - if ( (be = select_backend( ndn )) == NULL ) { - if ( default_referral ) { - send_ldap_result( conn, op, rc = LDAP_REFERRAL, - NULL, NULL, default_referral, NULL ); - - } else { - /* noSuchObject is not allowed to be returned by bind */ - send_ldap_result( conn, op, rc = LDAP_INVALID_CREDENTIALS, - NULL, NULL, NULL, NULL ); - } - + if ( (op->o_bd = select_backend( &op->o_req_ndn, 0 )) == NULL ) { + /* don't return referral for bind requests */ + /* noSuchObject is not allowed to be returned by bind */ + rs->sr_err = LDAP_INVALID_CREDENTIALS; + op->o_bd = bd; + send_ldap_result( op, rs ); goto cleanup; } - conn->c_authz_backend = be; - - /* make sure this backend recongizes critical controls */ - rc = backend_check_controls( be, conn, op, &text ) ; - - if( rc != LDAP_SUCCESS ) { - send_ldap_result( conn, op, rc, - NULL, text, NULL, NULL ); + /* check restrictions */ + if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) { + send_ldap_result( op, rs ); goto cleanup; } - if ( be->be_bind ) { - int ret; - /* alias suffix */ - char *edn = NULL; + if( op->o_bd->be_bind ) { + op->o_conn->c_authz_cookie = NULL; - /* deref suffix alias if appropriate */ - ndn = suffix_alias( be, ndn ); + rs->sr_err = (op->o_bd->be_bind)( op, rs ); - ret = (*be->be_bind)( be, conn, op, dn, ndn, - method, mech, &cred, &edn ); + if ( rs->sr_err == 0 ) { + (void)fe_op_bind_success( op, rs ); - if ( ret == 0 ) { - ldap_pvt_thread_mutex_lock( &conn->c_mutex ); - - conn->c_cdn = dn; - dn = NULL; - - if(edn != NULL) { - conn->c_dn = edn; - } else { - conn->c_dn = ndn; - ndn = NULL; - } + } else if ( !BER_BVISNULL( &op->orb_edn ) ) { + free( op->orb_edn.bv_val ); + BER_BVZERO( &op->orb_edn ); + } - Debug( LDAP_DEBUG_TRACE, "do_bind: v%d bind: \"%s\" to \"%s\"\n", - version, conn->c_cdn, conn->c_dn ); + } else { + send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM, + "operation not supported within naming context" ); + } - ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); +cleanup:; + op->o_bd = bd; + return rs->sr_err; +} - /* send this here to avoid a race condition */ - send_ldap_result( conn, op, LDAP_SUCCESS, - NULL, NULL, NULL, NULL ); +int +fe_op_bind_success( Operation *op, SlapReply *rs ) +{ + ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); - } else if (edn != NULL) { - free( edn ); - } + if( op->o_conn->c_authz_backend == NULL ) { + op->o_conn->c_authz_backend = op->o_bd; + } + /* be_bind returns regular/global edn */ + if( !BER_BVISEMPTY( &op->orb_edn ) ) { + op->o_conn->c_dn = op->orb_edn; } else { - send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM, - NULL, "bind function not implemented", NULL, NULL ); + ber_dupbv(&op->o_conn->c_dn, &op->o_req_dn); } -cleanup: - if( dn != NULL ) { - free( dn ); - } - if( ndn != NULL ) { - free( ndn ); - } - if ( mech != NULL ) { - free( mech ); - } - if ( cred.bv_val != NULL ) { - free( cred.bv_val ); + ber_dupbv( &op->o_conn->c_ndn, &op->o_req_ndn ); + + /* op->o_conn->c_sb may be 0 for internal operations */ + if( !BER_BVISEMPTY( &op->o_conn->c_dn ) && op->o_conn->c_sb != 0 ) { + ber_len_t max = sockbuf_max_incoming_auth; + ber_sockbuf_ctrl( op->o_conn->c_sb, + LBER_SB_OPT_SET_MAX_INCOMING, &max ); } - return rc; + /* log authorization identity */ + Statslog( LDAP_DEBUG_STATS, + "%s BIND dn=\"%s\" mech=%s ssf=0\n", + op->o_log_prefix, + op->o_conn->c_dn.bv_val, op->orb_mech.bv_val, 0, 0 ); + + Debug( LDAP_DEBUG_TRACE, + "do_bind: v%d bind: \"%s\" to \"%s\"\n", + op->o_protocol, op->o_req_dn.bv_val, op->o_conn->c_dn.bv_val ); + + ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); + + /* send this here to avoid a race condition */ + send_ldap_result( op, rs ); + + return LDAP_SUCCESS; }