/* bind.c - decode an ldap bind operation and pass it to a backend db */
+/* $OpenLDAP$ */
+/*
+ * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
/*
* Copyright (c) 1995 Regents of the University of Michigan.
#include <ac/string.h>
#include <ac/socket.h>
+#include "ldap_pvt.h"
#include "slap.h"
+#ifdef LDAP_SLAPI
+#include "slapi.h"
+#endif
-char *supportedSASLMechanisms[] = {
- "X-DIGEST-MD5",
- NULL
-};
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, *ndn;
- ber_tag_t tag;
- int rc = LDAP_SUCCESS;
- struct berval cred;
- Backend *be;
+ struct berval mech = { 0, NULL };
+ struct berval dn = { 0, NULL };
+ ber_tag_t tag;
+ Backend *be = NULL;
- Debug( LDAP_DEBUG_TRACE, "do_bind\n", 0, 0, 0 );
-
- dn = NULL;
- ndn = NULL;
- mech = NULL;
- cred.bv_val = NULL;
+#ifdef LDAP_SLAPI
+ Slapi_PBlock *pb = op->o_pb;
+#endif
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ENTRY, "do_bind: conn %d\n", op->o_connid, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "do_bind\n", 0, 0, 0 );
+#endif
- /* Force to connection to "anonymous" until bind succeeds.
- * This may need to be relocated or done on a case by case basis
- * to handle certain SASL mechanisms.
+ /*
+ * Force to 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;
+
+ /* log authorization identity demotion */
+ if ( op->o_conn->c_dn.bv_len ) {
+ Statslog( LDAP_DEBUG_STATS,
+ "conn=%lu op=%lu BIND anonymous mech=implicit ssf=0\n",
+ op->o_connid, op->o_opid, 0, 0, 0 );
}
- if ( conn->c_dn != NULL ) {
- free( conn->c_dn );
- conn->c_dn = NULL;
- }
-
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ connection2anonymous( op->o_conn );
+ if ( op->o_conn->c_sasl_bind_in_progress ) op->o_conn->c_authz_backend = be;
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
- if ( op->o_dn != NULL ) {
- free( op->o_dn );
- op->o_dn = ch_strdup( "" );
+ if ( op->o_dn.bv_val != NULL ) {
+ free( op->o_dn.bv_val );
+ op->o_dn.bv_val = ch_strdup( "" );
+ op->o_dn.bv_len = 0;
}
- if ( op->o_ndn != NULL ) {
- free( op->o_ndn );
- op->o_ndn = ch_strdup( "" );
+ if ( op->o_ndn.bv_val != NULL ) {
+ free( op->o_ndn.bv_val );
+ op->o_ndn.bv_val = ch_strdup( "" );
+ op->o_ndn.bv_len = 0;
}
/*
* }
*
* 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 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ERR,
+ "do_bind: conn %d ber_scanf failed\n", op->o_connid, 0, 0 );
+#else
Debug( LDAP_DEBUG_ANY, "bind: ber_scanf failed\n", 0, 0, 0 );
- send_ldap_disconnect( conn, op,
- LDAP_PROTOCOL_ERROR, "decoding error" );
- rc = -1;
- goto cleanup;
- }
-
- ndn = ch_strdup( dn );
-
- if ( dn_normalize_case( 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 );
+#endif
+ send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
+ rs->sr_err = -1;
goto cleanup;
}
op->o_protocol = version;
if( method != LDAP_AUTH_SASL ) {
- tag = ber_scanf( ber, /*{*/ "o}", &cred );
+ 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;
+ op->orb_cred.bv_val = NULL;
+ op->orb_cred.bv_len = 0;
}
if ( tag != LBER_ERROR ) {
}
if ( tag == LBER_ERROR ) {
- send_ldap_disconnect( conn, op,
- LDAP_PROTOCOL_ERROR,
- "decoding error" );
- rc = -1;
+ 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 ) {
+ if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d get_ctrls failed\n", op->o_connid, 0, 0 );
+#else
Debug( LDAP_DEBUG_ANY, "do_bind: get_ctrls failed\n", 0, 0, 0 );
+#endif
goto cleanup;
}
+ /* 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 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d invalid dn (%s)\n",
+ op->o_connid, dn.bv_val, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY, "bind: invalid dn (%s)\n",
+ dn.bv_val, 0, 0 );
+#endif
+ send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
+ goto cleanup;
+ }
+
if( method == LDAP_AUTH_SASL ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_sasl_bind: conn %d dn (%s) mech %s\n",
+ op->o_connid, op->o_req_dn.bv_val, mech.bv_val );
+#else
Debug( LDAP_DEBUG_TRACE, "do_sasl_bind: dn (%s) mech %s\n",
- dn, mech, NULL );
+ op->o_req_dn.bv_val, mech.bv_val, NULL );
+#endif
+
} else {
- Debug( LDAP_DEBUG_TRACE, "do_bind: version %d dn (%s) method %d\n",
- version, dn, method );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_bind: version=%ld dn=\"%s\" method=%ld\n",
+ (unsigned long) version, op->o_req_dn.bv_val, (unsigned long)method );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: version=%ld dn=\"%s\" method=%ld\n",
+ (unsigned long) version,
+ op->o_req_dn.bv_val, (unsigned long) method );
+#endif
}
- Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d BIND dn=\"%s\" method=%d\n",
- op->o_connid, op->o_opid, ndn, method, 0 );
+ Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu BIND dn=\"%s\" method=%ld\n",
+ op->o_connid, op->o_opid, op->o_req_dn.bv_val, (unsigned long) method, 0 );
if ( version < LDAP_VERSION_MIN || version > LDAP_VERSION_MAX ) {
- Debug( LDAP_DEBUG_ANY, "unknown version %d\n", version, 0, 0 );
- send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
- NULL, "version not supported", NULL, NULL );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d unknown version = %ld\n",
+ op->o_connid, (unsigned long)version, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY, "do_bind: unknown version=%ld\n",
+ (unsigned long) version, 0, 0 );
+#endif
+ 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.
+ */
+ 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 );
+
+ /* check for inappropriate controls */
+ if( get_manageDSAit( op ) == SLAP_CRITICAL_CONTROL ) {
+ send_ldap_error( op, rs,
+ LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
+ "manageDSAit control inappropriate" );
+ goto cleanup;
+ }
+
+ /* Set the bindop for the benefit of in-directory SASL lookups */
+ op->o_conn->c_sasl_bindop = op;
+
if ( method == LDAP_AUTH_SASL ) {
if ( version < LDAP_VERSION3 ) {
- Debug( LDAP_DEBUG_ANY, "do_bind: sasl with LDAPv%d\n",
- version, 0, 0 );
- send_ldap_disconnect( conn, op,
- LDAP_PROTOCOL_ERROR, "sasl bind requires LDAPv3" );
- rc = -1;
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d sasl with LDAPv%ld\n",
+ op->o_connid, (unsigned long)version , 0 );
+#else
+ Debug( LDAP_DEBUG_ANY, "do_bind: sasl with LDAPv%ld\n",
+ (unsigned long) version, 0, 0 );
+#endif
+ send_ldap_discon( op, rs,
+ LDAP_PROTOCOL_ERROR, "SASL bind requires LDAPv3" );
+ rs->sr_err = SLAPD_DISCONNECT;
goto cleanup;
}
- if( mech == NULL || *mech == '\0' ) {
+ if( mech.bv_len == 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d no SASL mechanism provided\n",
+ op->o_connid, 0, 0 );
+#else
Debug( LDAP_DEBUG_ANY,
"do_bind: no sasl mechanism provided\n",
- version, 0, 0 );
- send_ldap_result( conn, op, rc = LDAP_AUTH_METHOD_NOT_SUPPORTED,
- NULL, "no sasl mechanism provided", NULL, NULL );
+ 0, 0, 0 );
+#endif
+ 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, &mech ) != LDAP_SUCCESS ) {
+ send_ldap_result( op, rs );
goto cleanup;
}
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ 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, &mech ) ) {
+ /* mechanism changed between bind steps */
+ slap_sasl_reset(op->o_conn);
+ }
+ } else {
+ ber_dupbv(&op->o_conn->c_sasl_bind_mech, &mech);
+ }
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
- if ( conn->c_authmech != NULL ) {
- assert( conn->c_bind_in_progress );
+ rs->sr_err = slap_sasl_bind( op, rs );
- if((strcmp(conn->c_authmech, mech) != 0)) {
- /* mechanism changed, cancel in progress bind */
- conn->c_bind_in_progress = 0;
- if( conn->c_authstate != NULL ) {
- free(conn->c_authstate);
- conn->c_authstate = NULL;
- }
- free(conn->c_authmech);
- conn->c_authmech = NULL;
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
+ if( rs->sr_err == LDAP_SUCCESS ) {
+ ber_dupbv(&op->o_conn->c_dn, &op->orb_edn);
+ if( op->orb_edn.bv_len != 0 ) {
+ /* edn is always normalized already */
+ ber_dupbv( &op->o_conn->c_ndn, &op->o_conn->c_dn );
+ }
+ op->o_tmpfree( op->orb_edn.bv_val, op->o_tmpmemctx );
+ op->orb_edn.bv_val = NULL;
+ op->orb_edn.bv_len = 0;
+ op->o_conn->c_authmech = op->o_conn->c_sasl_bind_mech;
+ op->o_conn->c_sasl_bind_mech.bv_val = NULL;
+ op->o_conn->c_sasl_bind_mech.bv_len = 0;
+ op->o_conn->c_sasl_bind_in_progress = 0;
+
+ op->o_conn->c_sasl_ssf = op->orb_ssf;
+ if( op->orb_ssf > op->o_conn->c_ssf ) {
+ op->o_conn->c_ssf = op->orb_ssf;
}
-#ifdef LDAP_DEBUG
- } else {
- assert( !conn->c_bind_in_progress );
- assert( conn->c_authmech == NULL );
- assert( conn->c_authstate == NULL );
+ if( op->o_conn->c_dn.bv_len != 0 ) {
+ ber_len_t max = sockbuf_max_incoming_auth;
+ ber_sockbuf_ctrl( op->o_conn->c_sb,
+ LBER_SB_OPT_SET_MAX_INCOMING, &max );
+ }
+
+ /* log authorization identity */
+ Statslog( LDAP_DEBUG_STATS,
+ "conn=%lu op=%lu BIND dn=\"%s\" mech=%s ssf=%d\n",
+ op->o_connid, op->o_opid,
+ op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
+ op->o_conn->c_authmech.bv_val, op->orb_ssf );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_bind: SASL/%s bind: dn=\"%s\" ssf=%d\n",
+ op->o_conn->c_authmech.bv_val,
+ op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
+ op->orb_ssf );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: SASL/%s bind: dn=\"%s\" ssf=%d\n",
+ op->o_conn->c_authmech.bv_val,
+ op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
+ op->orb_ssf );
#endif
+
+ } else if ( rs->sr_err == LDAP_SASL_BIND_IN_PROGRESS ) {
+ op->o_conn->c_sasl_bind_in_progress = 1;
+
+ } else {
+ if ( op->o_conn->c_sasl_bind_mech.bv_val ) {
+ free( op->o_conn->c_sasl_bind_mech.bv_val );
+ op->o_conn->c_sasl_bind_mech.bv_val = NULL;
+ op->o_conn->c_sasl_bind_mech.bv_len = 0;
+ }
+ op->o_conn->c_sasl_bind_in_progress = 0;
}
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
+
+ goto cleanup;
} else {
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ /* Not SASL, cancel any in-progress bind */
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
+
+ if ( op->o_conn->c_sasl_bind_mech.bv_val != NULL ) {
+ free(op->o_conn->c_sasl_bind_mech.bv_val);
+ op->o_conn->c_sasl_bind_mech.bv_val = NULL;
+ op->o_conn->c_sasl_bind_mech.bv_len = 0;
+ }
+ op->o_conn->c_sasl_bind_in_progress = 0;
- if ( conn->c_authmech != NULL ) {
- assert( conn->c_bind_in_progress );
+ slap_sasl_reset( op->o_conn );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
+ }
- /* cancel in progress bind */
- conn->c_bind_in_progress = 0;
+ if ( method == LDAP_AUTH_SIMPLE ) {
+ /* accept "anonymous" binds */
+ if ( op->orb_cred.bv_len == 0 || op->o_req_ndn.bv_len == 0 ) {
+ rs->sr_err = LDAP_SUCCESS;
+
+ if( op->orb_cred.bv_len &&
+ !( global_allows & SLAP_ALLOW_BIND_ANON_CRED ))
+ {
+ /* cred is not empty, disallow */
+ rs->sr_err = LDAP_INVALID_CREDENTIALS;
+
+ } else if ( op->o_req_ndn.bv_len &&
+ !( 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";
- if( conn->c_authstate != NULL ) {
- free(conn->c_authstate);
- conn->c_authstate = NULL;
+ } else {
+ backend_check_restrictions( op, rs, &mech );
}
- free(conn->c_authmech);
- conn->c_authmech = NULL;
+
+ /*
+ * we already forced connection to "anonymous",
+ * just need to send success
+ */
+ send_ldap_result( op, rs );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_bind: conn %d v%d anonymous bind\n",
+ op->o_connid, version , 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "do_bind: v%d anonymous bind\n",
+ version, 0, 0 );
+#endif
+ 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 );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %d v%d simple bind(%s) disallowed\n",
+ op->o_connid, version, op->o_req_ndn.bv_val );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: v%d simple bind(%s) disallowed\n",
+ version, op->o_req_ndn.bv_val, 0 );
+#endif
+ goto cleanup;
+
+ } else if (( global_disallows & SLAP_DISALLOW_BIND_SIMPLE_UNPROTECTED )
+ && ( op->o_ssf <= 1 ))
+ {
+ rs->sr_err = LDAP_CONFIDENTIALITY_REQUIRED;
+ rs->sr_text = "unwilling to perform simple authentication "
+ "without confidentiality protection";
+
+ send_ldap_result( op, rs );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO, "do_bind: conn %d "
+ "v%d unprotected simple bind(%s) disallowed\n",
+ op->o_connid, version, op->o_req_ndn.bv_val );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: v%d unprotected simple bind(%s) disallowed\n",
+ version, op->o_req_ndn.bv_val, 0 );
+#endif
+ goto cleanup;
}
- }
- conn->c_protocol = version;
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
+ } else if ( method == LDAP_AUTH_KRBV41 || method == LDAP_AUTH_KRBV42 ) {
+ if ( global_disallows & SLAP_DISALLOW_BIND_KRBV4 ) {
+ /* disallow simple authentication */
+ rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+ rs->sr_text = "unwilling to perform Kerberos V4 bind";
+
+ send_ldap_result( op, rs );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_bind: conn %d v%d Kerberos V4 bind\n",
+ op->o_connid, version , 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "do_bind: v%d Kerberos V4 bind\n",
+ version, 0, 0 );
+#endif
+ goto cleanup;
+ }
+#endif
- /* accept null binds */
- if ( ndn == NULL || *ndn == '\0' ) {
- /*
- * we already forced connection to "anonymous", we just
- * need to send success
- */
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
+ } else {
+ rs->sr_err = LDAP_AUTH_METHOD_NOT_SUPPORTED;
+ rs->sr_text = "unknown authentication method";
+
+ send_ldap_result( op, rs );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "do_bind: conn %ld v%d unknown authentication method (%ld)\n",
+ op->o_connid, version, method );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: v%d unknown authentication method (%ld)\n",
+ version, method, 0 );
+#endif
goto cleanup;
}
* if we don't hold it.
*/
- if ( (be = select_backend( ndn )) == NULL ) {
- if ( cred.bv_len == 0 ) {
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
+ if ( (op->o_bd = select_backend( &op->o_req_ndn, 0, 0 )) == NULL ) {
+ if ( default_referral ) {
+ rs->sr_ref = referral_rewrite( default_referral,
+ NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
+ if (!rs->sr_ref) rs->sr_ref = default_referral;
+
+ rs->sr_err = LDAP_REFERRAL;
+ send_ldap_result( op, rs );
- } else if ( default_referral ) {
- send_ldap_result( conn, op, rc = LDAP_REFERRAL,
- NULL, NULL, default_referral, NULL );
+ if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
} else {
- send_ldap_result( conn, op, rc = LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
+ /* noSuchObject is not allowed to be returned by bind */
+ rs->sr_err = LDAP_INVALID_CREDENTIALS;
+ send_ldap_result( op, rs );
}
goto cleanup;
}
- if ( be->be_bind ) {
- /* alias suffix */
- char *edn;
+ /* check restrictions */
+ if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
+ send_ldap_result( op, rs );
+ goto cleanup;
+ }
- /* deref suffix alias if appropriate */
- ndn = suffix_alias( be, ndn );
+#if defined( LDAP_SLAPI )
+ slapi_x_pblock_set_operation( pb, op );
+ slapi_pblock_set( pb, SLAPI_BIND_TARGET, (void *)dn.bv_val );
+ slapi_pblock_set( pb, SLAPI_BIND_METHOD, (void *)method );
+ slapi_pblock_set( pb, SLAPI_BIND_CREDENTIALS, (void *)&op->orb_cred );
+ slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)(0) );
+
+ rs->sr_err = doPluginFNs( op->o_bd, SLAPI_PLUGIN_PRE_BIND_FN, pb );
+ if ( rs->sr_err < 0 ) {
+ /*
+ * Binding is a special case for SLAPI plugins. It is
+ * possible for a bind plugin to be successful *and*
+ * abort further processing; this means it has handled
+ * a bind request authoritatively. If we have reached
+ * here, a result has been sent to the client (XXX
+ * need to check with Sun whether SLAPI_BIND_ANONYMOUS
+ * means a result has been sent).
+ */
+ int ldapRc;
+
+ if ( ( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE, (void *)&ldapRc ) != 0 ) ||
+ ldapRc == LDAP_SUCCESS ) {
+ ldapRc = LDAP_OTHER;
+ }
+ op->orb_edn.bv_val = NULL;
+ op->orb_edn.bv_len = 0;
+ if ( rs->sr_err != SLAPI_BIND_FAIL && ldapRc == LDAP_SUCCESS ) {
+ /* Set the new connection DN. */
+ if ( rs->sr_err != SLAPI_BIND_ANONYMOUS ) {
+ slapi_pblock_get( pb, SLAPI_CONN_DN, (void *)&op->orb_edn.bv_val );
+ if ( op->orb_edn.bv_val ) op->orb_edn.bv_len = strlen( op->orb_edn.bv_val );
+ }
+ rs->sr_err = dnPrettyNormal( NULL, &op->orb_edn, &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx );
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
+ ber_dupbv(&op->o_conn->c_dn, &op->o_req_dn);
+ ber_dupbv(&op->o_conn->c_ndn, &op->o_req_ndn);
+ op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
+ op->o_req_dn.bv_val = NULL;
+ op->o_req_dn.bv_len = 0;
+ op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+ op->o_req_ndn.bv_val = NULL;
+ op->o_req_ndn.bv_len = 0;
+ if ( op->o_conn->c_dn.bv_len != 0 ) {
+ ber_len_t max = sockbuf_max_incoming_auth;
+ ber_sockbuf_ctrl( op->o_conn->c_sb, LBER_SB_OPT_SET_MAX_INCOMING, &max );
+ }
+ /* log authorization identity */
+ Statslog( LDAP_DEBUG_STATS,
+ "conn=%lu op=%lu BIND dn=\"%s\" mech=simple (SLAPI) ssf=0\n",
+ op->o_connid, op->o_opid,
+ op->o_conn->c_dn.bv_val, 0, 0 );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
+ }
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO, "do_bind: Bind preoperation plugin returned %d\n",
+ rs->sr_err, 0, 0);
+#else
+ Debug(LDAP_DEBUG_TRACE, "do_bind: Bind preoperation plugin returned %d.\n",
+ rs->sr_err, 0, 0);
+#endif
+ rs->sr_err = ldapRc;
+ goto cleanup;
+ }
+#endif /* defined( LDAP_SLAPI ) */
- if ( (*be->be_bind)( be, conn, op, ndn, method, mech, &cred, &edn ) == 0 ) {
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ if ( op->o_bd->be_bind ) {
+ op->orb_method = method;
+ rs->sr_err = (op->o_bd->be_bind)( op, rs );
- conn->c_cdn = dn;
- dn = NULL;
+ if ( rs->sr_err == 0 ) {
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
- if(edn != NULL) {
- conn->c_dn = 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(op->orb_edn.bv_len) {
+ op->o_conn->c_dn = op->orb_edn;
} else {
- conn->c_dn = ndn;
- ndn = NULL;
+ ber_dupbv(&op->o_conn->c_dn, &op->o_req_dn);
+ }
+
+ ber_dupbv( &op->o_conn->c_ndn, &op->o_req_ndn );
+
+ if( op->o_conn->c_dn.bv_len != 0 ) {
+ ber_len_t max = sockbuf_max_incoming_auth;
+ ber_sockbuf_ctrl( op->o_conn->c_sb,
+ LBER_SB_OPT_SET_MAX_INCOMING, &max );
}
- Debug( LDAP_DEBUG_TRACE, "do_bind: bound \"%s\" to \"%s\"\n",
- conn->c_cdn, conn->c_dn, method );
+ /* log authorization identity */
+ Statslog( LDAP_DEBUG_STATS,
+ "conn=%lu op=%lu BIND dn=\"%s\" mech=simple ssf=0\n",
+ op->o_connid, op->o_opid,
+ op->o_conn->c_dn.bv_val, 0, 0 );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "do_bind: v%d bind: \"%s\" to \"%s\" \n",
+ version, op->o_conn->c_dn.bv_val, op->o_conn->c_dn.bv_val );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "do_bind: v%d bind: \"%s\" to \"%s\"\n",
+ version, dn.bv_val, op->o_conn->c_dn.bv_val );
+#endif
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
/* send this here to avoid a race condition */
- send_ldap_result( conn, op, LDAP_SUCCESS,
- NULL, NULL, NULL, NULL );
+ send_ldap_result( op, rs );
- } else if (edn != NULL) {
- free( edn );
+ } else if (op->orb_edn.bv_val != NULL) {
+ free( op->orb_edn.bv_val );
}
} else {
- send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
- NULL, "Function not implemented", NULL, NULL );
+ send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+ "operation not supported within namingContext" );
}
-cleanup:
- if( dn != NULL ) {
- free( dn );
- }
- if( ndn != NULL ) {
- free( ndn );
+#if defined( LDAP_SLAPI )
+ if ( doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_BIND_FN, pb ) < 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO, "do_bind: Bind postoperation plugins failed\n",
+ 0, 0, 0);
+#else
+ Debug(LDAP_DEBUG_TRACE, "do_bind: Bind postoperation plugins failed.\n",
+ 0, 0, 0);
+#endif
}
- if ( mech != NULL ) {
- free( mech );
+#endif /* defined( LDAP_SLAPI ) */
+
+cleanup:
+ op->o_conn->c_sasl_bindop = NULL;
+
+ if( op->o_req_dn.bv_val != NULL ) {
+ sl_free( op->o_req_dn.bv_val, op->o_tmpmemctx );
+ op->o_req_dn.bv_val = NULL;
}
- if ( cred.bv_val != NULL ) {
- free( cred.bv_val );
+ if( op->o_req_ndn.bv_val != NULL ) {
+ sl_free( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+ op->o_req_ndn.bv_val = NULL;
}
- return rc;
+ return rs->sr_err;
}