/* bind.c - decode an ldap bind operation and pass it to a backend db */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2003 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>.
*/
-
-/*
- * 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
#include "ldap_pvt.h"
#include "slap.h"
+#ifdef LDAP_SLAPI
+#include "slapi/slapi.h"
+#endif
+
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 *saslmech;
- char *dn;
- char *ndn;
- ber_tag_t tag;
- int rc = LDAP_SUCCESS;
- const char *text;
- struct berval cred;
- Backend *be;
-
+ struct berval mech = { 0, NULL };
+ struct berval dn = { 0, NULL };
+ ber_tag_t tag;
+ Backend *be = NULL;
+
+#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 );
-
- dn = NULL;
- ndn = NULL;
- mech = NULL;
- cred.bv_val = NULL;
-
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+#endif
/*
* Force to connection to "anonymous" until bind succeeds.
*/
-
- if ( conn->c_authmech != NULL ) {
- free( conn->c_authmech );
- conn->c_authmech = 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_cdn != NULL ) {
- free( conn->c_cdn );
- conn->c_cdn = NULL;
+ if ( op->o_conn->c_dn.bv_len ) {
+ /* log authorization identity demotion */
+ 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;
+ connection2anonymous( op->o_conn );
+ if ( op->o_conn->c_sasl_bind_in_progress ) {
+ op->o_conn->c_authz_backend = be;
}
-
- 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( "" );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
+ 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;
+#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 = SLAPD_DISCONNECT;
+ 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;
}
- 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 ) {
+#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=%ld dn=\"%s\" method=%ld\n",
- (unsigned long) version, dn, (unsigned long) 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=%ld op=%d BIND dn=\"%s\" method=%ld\n",
- op->o_connid, op->o_opid, ndn, (unsigned long) 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 ) {
+#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 );
- send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
- NULL, "requested protocol version not supported", NULL, NULL );
+#endif
+ send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
+ "requested protocol version not supported" );
goto cleanup;
- } else if (( global_disallows & SLAP_DISALLOW_BIND_V2 ) &&
+ } else if (!( global_allows & SLAP_ALLOW_BIND_V2 ) &&
version < LDAP_VERSION3 )
{
- send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
- NULL, "requested protocol version not allowed", NULL, NULL );
+ 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 );
+
+ /* 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;
+ }
- if ( method == LDAP_AUTH_SASL ) {
- char *edn;
- slap_ssf_t ssf = 0;
+ /* 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 ) {
+#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 );
- send_ldap_disconnect( conn, op,
+#endif
+ 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( 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",
0, 0, 0 );
- send_ldap_result( conn, op, rc = LDAP_AUTH_METHOD_NOT_SUPPORTED,
- NULL, "no SASL mechanism provided", NULL, NULL );
+#endif
+ send_ldap_error( op, rs, LDAP_AUTH_METHOD_NOT_SUPPORTED,
+ "no SASL mechanism provided" );
+ goto cleanup;
+ }
+
+ /* 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_sasl_bind_mech != NULL ) {
- /* SASL bind is in progress */
- saslmech = NULL;
+ rs->sr_err = slap_sasl_bind( op, rs );
- if((strcmp(conn->c_sasl_bind_mech, mech) != 0)) {
- /* mechanism changed */
- slap_sasl_reset(conn);
+ 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;
}
- free( conn->c_sasl_bind_mech );
- conn->c_sasl_bind_mech = 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 );
+ }
-#ifdef LDAP_DEBUG
- } else {
- /* SASL bind is NOT in progress */
- saslmech = mech;
- assert( conn->c_sasl_bind_mech == NULL );
+ /* 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
- }
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ } else if ( rs->sr_err == LDAP_SASL_BIND_IN_PROGRESS ) {
+ op->o_conn->c_sasl_bind_in_progress = 1;
- edn = NULL;
- rc = slap_sasl_bind( conn, op, dn, ndn, saslmech, &cred,
- &edn, &ssf );
-
- if( rc == LDAP_SUCCESS ) {
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
- conn->c_dn = edn;
- conn->c_authmech = mech;
- if( ssf ) conn->c_sasl_layers++;
- conn->c_sasl_ssf = ssf;
- if( ssf > conn->c_ssf ) {
- conn->c_ssf = ssf;
+ } 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;
}
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ op->o_conn->c_sasl_bind_in_progress = 0;
+ }
- } else if ( rc == LDAP_SASL_BIND_IN_PROGRESS ) {
- conn->c_sasl_bind_mech = mech;
+#ifdef LDAP_SLAPI
+#define pb op->o_pb
+ /*
+ * Normally post-operation plugins are called only after the
+ * backend operation. Because the front-end performs SASL
+ * binds on behalf of the backend, we'll make a special
+ * exception to call the post-operation plugins after a
+ * SASL bind.
+ */
+ if ( pb ) {
+ slapi_int_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) );
+ (void) slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_BIND_FN, pb );
}
+#endif /* LDAP_SLAPI */
- mech = NULL;
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
goto cleanup;
} else {
/* Not SASL, cancel any in-progress bind */
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
-
- if ( conn->c_sasl_bind_mech != NULL ) {
- assert( conn->c_sasl_bind_in_progress );
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
- free(conn->c_sasl_bind_mech);
- conn->c_sasl_bind_mech = NULL;
-
- } else {
- assert( !conn->c_sasl_bind_in_progress );
+ 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;
- slap_sasl_reset( conn );
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ slap_sasl_reset( op->o_conn );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
}
- /* accept "anonymous" binds */
- if ( cred.bv_len == 0 || ndn == NULL || *ndn == '\0' ) {
- rc = LDAP_SUCCESS;
- text = NULL;
-
- if( cred.bv_len &&
- ( global_disallows & SLAP_DISALLOW_BIND_ANON_CRED ))
- {
- /* cred is not empty, disallow */
- rc = LDAP_INVALID_CREDENTIALS;
-
- } else if ( ndn != NULL && *ndn != '\0' &&
- ( global_disallows & SLAP_DISALLOW_BIND_ANON_DN ))
- {
- /* DN is not empty, disallow */
- rc = LDAP_UNWILLING_TO_PERFORM;
- text = "unwilling to allow anonymous bind with non-empty DN";
-
- } else if ( global_disallows & SLAP_DISALLOW_BIND_ANON ) {
- /* disallow */
- rc = LDAP_UNWILLING_TO_PERFORM;
- text = "anonymous bind disallowed";
+ if ( method == LDAP_AUTH_SIMPLE ) {
+ ber_str2bv( "SIMPLE", sizeof("SIMPLE")-1, 0, &mech );
+ /* 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";
+
+ } else {
+ backend_check_restrictions( op, rs, &mech );
+ }
+
+ /*
+ * 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;
}
- /*
- * we already forced connection to "anonymous",
- * just need to send success
- */
- send_ldap_result( conn, op, rc,
- NULL, text, NULL, NULL );
- Debug( LDAP_DEBUG_TRACE, "do_bind: v%d anonymous bind\n",
- version, 0, 0 );
+#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;
+ }
+ ber_str2bv( "KRBV4", sizeof("KRBV4")-1, 0, &mech );
+#endif
+
+ } 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 ( (op->o_bd = select_backend( &op->o_req_ndn, 0, 0 )) == NULL ) {
if ( default_referral ) {
- send_ldap_result( conn, op, rc = LDAP_REFERRAL,
- NULL, NULL, default_referral, NULL );
+ 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 );
+
+ if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
} else {
/* noSuchObject is not allowed to be returned by bind */
- send_ldap_result( conn, op, rc = LDAP_INVALID_CREDENTIALS,
- NULL, NULL, NULL, NULL );
+ rs->sr_err = LDAP_INVALID_CREDENTIALS;
+ send_ldap_result( op, rs );
}
goto cleanup;
}
- conn->c_authz_backend = be;
-
/* check restrictions */
- rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
- if( rc != LDAP_SUCCESS ) {
- send_ldap_result( conn, op, rc,
- NULL, text, NULL, NULL );
+ 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 defined( LDAP_SLAPI )
+ if ( pb ) {
+ int rc;
+ slapi_int_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) );
+ slapi_pblock_set( pb, SLAPI_CONN_DN, (void *)(0) );
+
+ rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_BIND_FN, pb );
+
+#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
+
+ switch ( rc ) {
+ case SLAPI_BIND_SUCCESS:
+ /* Continue with backend processing */
+ break;
+ case SLAPI_BIND_FAIL:
+ /* Failure, server sends result */
+ rs->sr_err = LDAP_INVALID_CREDENTIALS;
+ send_ldap_result( op, rs );
+ goto cleanup;
+ break;
+ case SLAPI_BIND_ANONYMOUS:
+ /* SLAPI_BIND_ANONYMOUS is undocumented XXX */
+ default:
+ /* Authoritative, plugin sent result, or no plugins called. */
+ if ( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
+ (void *)&rs->sr_err) != 0 )
+ {
+ rs->sr_err = LDAP_OTHER;
+ }
- /* deref suffix alias if appropriate */
- ndn = suffix_alias( be, ndn );
+ op->orb_edn.bv_val = NULL;
+ op->orb_edn.bv_len = 0;
+
+ if ( rs->sr_err == LDAP_SUCCESS ) {
+ slapi_pblock_get( pb, SLAPI_CONN_DN, (void *)&op->orb_edn.bv_val );
+ if ( op->orb_edn.bv_val == NULL ) {
+ if ( rc == 1 ) {
+ /* No plugins were called; continue. */
+ break;
+ }
+ } else {
+ 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=%s (SLAPI) ssf=0\n",
+ op->o_connid, op->o_opid,
+ op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
+ mech.bv_val, 0 );
+ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
+ }
+ goto cleanup;
+ break;
+ }
+ }
+#endif /* defined( LDAP_SLAPI ) */
- ret = (*be->be_bind)( be, conn, op, dn, ndn,
- method, &cred, &edn );
+ if( op->o_bd->be_bind ) {
+ op->orb_method = method;
+ rs->sr_err = (op->o_bd->be_bind)( op, rs );
- if ( ret == 0 ) {
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ if ( rs->sr_err == 0 ) {
+ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
- conn->c_cdn = dn;
- dn = NULL;
+ if( op->o_conn->c_authz_backend == NULL ) {
+ op->o_conn->c_authz_backend = op->o_bd;
+ }
- if(edn != NULL) {
- conn->c_dn = edn;
+ /* 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: v%d bind: \"%s\" to \"%s\"\n",
- version, conn->c_cdn, conn->c_dn );
+ /* log authorization identity */
+ Statslog( LDAP_DEBUG_STATS,
+ "conn=%lu op=%lu BIND dn=\"%s\" mech=%s ssf=0\n",
+ op->o_connid, op->o_opid,
+ op->o_conn->c_dn.bv_val, mech.bv_val, 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, "operation not supported within namingContext", NULL, NULL );
+ send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+ "operation not supported within naming context" );
}
-cleanup:
- if( rc != LDAP_SASL_BIND_IN_PROGRESS ) {
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
-
- /* dispose of mech */
- free( conn->c_sasl_bind_mech );
- conn->c_sasl_bind_mech = NULL;
-
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+#if defined( LDAP_SLAPI )
+ if ( pb != NULL && slapi_int_call_plugins( 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
}
+#endif /* defined( LDAP_SLAPI ) */
- if( dn != NULL ) {
- free( dn );
- }
- if( ndn != NULL ) {
- free( ndn );
+cleanup:
+ if ( rs->sr_err == LDAP_SUCCESS ) {
+ if ( method != LDAP_AUTH_SASL ) {
+ ber_dupbv( &op->o_conn->c_authmech, &mech );
+ }
+ op->o_conn->c_authtype = method;
}
- if ( mech != NULL ) {
- free( mech );
+
+ 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;
}