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Diffstat (limited to 'servers/slapd/schema.c')
| -rw-r--r-- | servers/slapd/schema.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/servers/slapd/schema.c b/servers/slapd/schema.c new file mode 100644 index 0000000..a98f0c6 --- /dev/null +++ b/servers/slapd/schema.c @@ -0,0 +1,167 @@ +/* schema.c - routines to manage schema definitions */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 1998-2022 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" + +#include <stdio.h> + +#include <ac/ctype.h> +#include <ac/string.h> +#include <ac/socket.h> + +#include "slap.h" +#include "lutil.h" + + +int +schema_info( Entry **entry, const char **text ) +{ + AttributeDescription *ad_structuralObjectClass + = slap_schema.si_ad_structuralObjectClass; + AttributeDescription *ad_objectClass + = slap_schema.si_ad_objectClass; + AttributeDescription *ad_createTimestamp + = slap_schema.si_ad_createTimestamp; + AttributeDescription *ad_modifyTimestamp + = slap_schema.si_ad_modifyTimestamp; + + Entry *e; + struct berval vals[5]; + struct berval nvals[5]; + + e = entry_alloc(); + if( e == NULL ) { + /* Out of memory, do something about it */ + Debug( LDAP_DEBUG_ANY, + "schema_info: entry_alloc failed - out of memory.\n" ); + *text = "out of memory"; + return LDAP_OTHER; + } + + e->e_attrs = NULL; + /* backend-specific schema info should be created by the + * backend itself + */ + ber_dupbv( &e->e_name, &frontendDB->be_schemadn ); + ber_dupbv( &e->e_nname, &frontendDB->be_schemandn ); + e->e_private = NULL; + + BER_BVSTR( &vals[0], "subentry" ); + if( attr_merge_one( e, ad_structuralObjectClass, vals, NULL ) ) { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + + BER_BVSTR( &vals[0], "top" ); + BER_BVSTR( &vals[1], "subentry" ); + BER_BVSTR( &vals[2], "subschema" ); + BER_BVSTR( &vals[3], "extensibleObject" ); + BER_BVZERO( &vals[4] ); + if ( attr_merge( e, ad_objectClass, vals, NULL ) ) { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + + { + int rc; + AttributeDescription *desc = NULL; + struct berval rdn = frontendDB->be_schemadn; + vals[0].bv_val = ber_bvchr( &rdn, '=' ); + + if( vals[0].bv_val == NULL ) { + *text = "improperly configured subschema subentry"; + return LDAP_OTHER; + } + + vals[0].bv_val++; + vals[0].bv_len = rdn.bv_len - (vals[0].bv_val - rdn.bv_val); + rdn.bv_len -= vals[0].bv_len + 1; + + rc = slap_bv2ad( &rdn, &desc, text ); + + if( rc != LDAP_SUCCESS ) { + entry_free( e ); + *text = "improperly configured subschema subentry"; + return LDAP_OTHER; + } + + nvals[0].bv_val = ber_bvchr( &frontendDB->be_schemandn, '=' ); + assert( nvals[0].bv_val != NULL ); + nvals[0].bv_val++; + nvals[0].bv_len = frontendDB->be_schemandn.bv_len - + (nvals[0].bv_val - frontendDB->be_schemandn.bv_val); + + if ( attr_merge_one( e, desc, vals, nvals ) ) { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + } + + { + char timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ]; + + /* + * According to RFC 4512: + + Servers SHOULD maintain the 'creatorsName', 'createTimestamp', + 'modifiersName', and 'modifyTimestamp' attributes for all entries of + the DIT. + + * to be conservative, we declare schema created + * AND modified at server startup time ... + */ + + vals[0].bv_val = timebuf; + vals[0].bv_len = sizeof( timebuf ); + + slap_timestamp( &starttime, vals ); + + if( attr_merge_one( e, ad_createTimestamp, vals, NULL ) ) { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + if( attr_merge_one( e, ad_modifyTimestamp, vals, NULL ) ) { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + } + + if ( syn_schema_info( e ) + || mr_schema_info( e ) + || mru_schema_info( e ) + || at_schema_info( e ) + || oc_schema_info( e ) + || cr_schema_info( e ) ) + { + /* Out of memory, do something about it */ + entry_free( e ); + *text = "out of memory"; + return LDAP_OTHER; + } + + *entry = e; + return LDAP_SUCCESS; +} |