/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 2003-2005 The OpenLDAP Foundation.
+ * Copyright 2003-2006 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#define SLAPD_TOOLS
#include "slap.h"
+#include "config.h"
static slap_overinst *overlays;
-enum db_which { db_open = 0, db_close, db_destroy };
+enum db_which {
+ db_open = 0,
+ db_close,
+ db_destroy,
+ db_last
+};
static int
over_db_func(
slap_overinfo *oi = be->bd_info->bi_private;
slap_overinst *on = oi->oi_list;
BackendInfo *bi_orig = be->bd_info;
+ struct ConfigOCs *be_cf_ocs = be->be_cf_ocs;
+ ConfigArgs ca = {0};
int rc = 0;
if ( oi->oi_orig->bi_db_config ) {
be->bd_info = oi->oi_orig;
+ be->be_cf_ocs = oi->oi_orig->bi_cf_ocs;
rc = oi->oi_orig->bi_db_config( be, fname, lineno,
argc, argv );
if ( rc != SLAP_CONF_UNKNOWN ) return rc;
}
+ ca.argv = argv;
+ ca.argc = argc;
+ ca.fname = fname;
+ ca.lineno = lineno;
+ ca.be = be;
+ snprintf( ca.log, sizeof( ca.log ), "%s: line %d",
+ ca.fname, ca.lineno );
+
for (; on; on=on->on_next) {
- if (on->on_bi.bi_db_config) {
+ rc = SLAP_CONF_UNKNOWN;
+ if (on->on_bi.bi_cf_ocs) {
+ ConfigTable *ct;
+ ca.bi = &on->on_bi;
+ ct = config_find_keyword( on->on_bi.bi_cf_ocs->co_table, &ca );
+ if ( ct ) {
+ rc = config_add_vals( ct, &ca );
+ if ( rc != SLAP_CONF_UNKNOWN )
+ break;
+ }
+ }
+ if (on->on_bi.bi_db_config && rc == SLAP_CONF_UNKNOWN) {
be->bd_info = &on->on_bi;
rc = on->on_bi.bi_db_config( be, fname, lineno,
argc, argv );
}
}
be->bd_info = bi_orig;
+ be->be_cf_ocs = be_cf_ocs;
+
return rc;
}
return rc;
}
-enum op_which {
- op_bind = 0,
- op_unbind,
- op_search,
- op_compare,
- op_modify,
- op_modrdn,
- op_add,
- op_delete,
- op_abandon,
- op_cancel,
- op_extended,
- op_aux_operational,
- op_aux_chk_referrals,
- op_aux_chk_controls,
- op_last
-};
-
-/*
- * default return code in case of missing backend function
- * and overlay stack returning SLAP_CB_CONTINUE
- */
-static int op_rc[] = {
- LDAP_UNWILLING_TO_PERFORM, /* bind */
- LDAP_UNWILLING_TO_PERFORM, /* unbind */
- LDAP_UNWILLING_TO_PERFORM, /* search */
- SLAP_CB_CONTINUE, /* compare; pass to frontend */
- LDAP_UNWILLING_TO_PERFORM, /* modify */
- LDAP_UNWILLING_TO_PERFORM, /* modrdn */
- LDAP_UNWILLING_TO_PERFORM, /* add */
- LDAP_UNWILLING_TO_PERFORM, /* delete */
- LDAP_UNWILLING_TO_PERFORM, /* abandon */
- LDAP_UNWILLING_TO_PERFORM, /* cancel */
- LDAP_UNWILLING_TO_PERFORM, /* extended */
- LDAP_SUCCESS, /* aux_operational */
- LDAP_SUCCESS, /* aux_chk_referrals */
- SLAP_CB_CONTINUE /* aux_chk_controls; pass to frontend */
-};
-
#ifdef SLAP_OVERLAY_ACCESS
static int
over_access_allowed(
{
slap_overinfo *oi;
slap_overinst *on;
- BackendInfo *bi = op->o_bd->bd_info;
+ BackendInfo *bi;
BackendDB *be = op->o_bd, db;
int rc = SLAP_CB_CONTINUE;
* when global overlays are used... */
assert( op->o_bd != NULL );
- oi = op->o_bd->bd_info->bi_private;
+ bi = op->o_bd->bd_info;
+ /* Were we invoked on the frontend? */
+ if ( !bi->bi_access_allowed ) {
+ oi = frontendDB->bd_info->bi_private;
+ } else {
+ oi = op->o_bd->bd_info->bi_private;
+ }
on = oi->oi_list;
for ( ; on; on = on->on_next ) {
return rc;
}
-#endif /* SLAP_OVERLAY_ACCESS */
static int
-over_op_func(
- Operation *op,
- SlapReply *rs,
- enum op_which which
-)
+over_acl_group(
+ Operation *op,
+ Entry *e,
+ struct berval *gr_ndn,
+ struct berval *op_ndn,
+ ObjectClass *group_oc,
+ AttributeDescription *group_at )
{
slap_overinfo *oi;
slap_overinst *on;
- BI_op_bind **func;
+ BackendInfo *bi = op->o_bd->bd_info;
BackendDB *be = op->o_bd, db;
- slap_callback cb = {NULL, over_back_response, NULL, NULL};
int rc = SLAP_CB_CONTINUE;
/* FIXME: used to happen for instance during abandon
oi = op->o_bd->bd_info->bi_private;
on = oi->oi_list;
- if ( !SLAP_ISOVERLAY( op->o_bd )) {
- db = *op->o_bd;
- db.be_flags |= SLAP_DBFLAG_OVERLAY;
- op->o_bd = &db;
+ for ( ; on; on = on->on_next ) {
+ if ( on->on_bi.bi_acl_group ) {
+ /* NOTE: do not copy the structure until required */
+ if ( !SLAP_ISOVERLAY( op->o_bd ) ) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+
+ op->o_bd->bd_info = (BackendInfo *)on;
+ rc = on->on_bi.bi_acl_group( op, e,
+ gr_ndn, op_ndn, group_oc, group_at );
+ if ( rc != SLAP_CB_CONTINUE ) break;
+ }
}
- cb.sc_next = op->o_callback;
- cb.sc_private = oi;
- op->o_callback = &cb;
+
+ if ( rc == SLAP_CB_CONTINUE ) {
+ BI_acl_group *bi_acl_group;
+
+ /* if the database structure was changed, o_bd points to a
+ * copy of the structure; put the original bd_info in place */
+ if ( SLAP_ISOVERLAY( op->o_bd ) ) {
+ op->o_bd->bd_info = oi->oi_orig;
+ }
+
+ if ( oi->oi_orig->bi_acl_group ) {
+ bi_acl_group = oi->oi_orig->bi_acl_group;
+ } else {
+ bi_acl_group = backend_group;
+ }
+
+ rc = bi_acl_group( op, e,
+ gr_ndn, op_ndn, group_oc, group_at );
+ }
+ /* should not fall thru this far without anything happening... */
+ if ( rc == SLAP_CB_CONTINUE ) {
+ /* access not allowed */
+ rc = 0;
+ }
+
+ op->o_bd = be;
+ op->o_bd->bd_info = bi;
+
+ return rc;
+}
+
+static int
+over_acl_attribute(
+ Operation *op,
+ Entry *target,
+ struct berval *entry_ndn,
+ AttributeDescription *entry_at,
+ BerVarray *vals,
+ slap_access_t access )
+{
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendInfo *bi = op->o_bd->bd_info;
+ BackendDB *be = op->o_bd, db;
+ int rc = SLAP_CB_CONTINUE;
+
+ /* FIXME: used to happen for instance during abandon
+ * when global overlays are used... */
+ assert( op->o_bd != NULL );
+
+ oi = op->o_bd->bd_info->bi_private;
+ on = oi->oi_list;
+
+ for ( ; on; on = on->on_next ) {
+ if ( on->on_bi.bi_acl_attribute ) {
+ /* NOTE: do not copy the structure until required */
+ if ( !SLAP_ISOVERLAY( op->o_bd ) ) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+
+ op->o_bd->bd_info = (BackendInfo *)on;
+ rc = on->on_bi.bi_acl_attribute( op, target,
+ entry_ndn, entry_at, vals, access );
+ if ( rc != SLAP_CB_CONTINUE ) break;
+ }
+ }
+
+ if ( rc == SLAP_CB_CONTINUE ) {
+ BI_acl_attribute *bi_acl_attribute;
+
+ /* if the database structure was changed, o_bd points to a
+ * copy of the structure; put the original bd_info in place */
+ if ( SLAP_ISOVERLAY( op->o_bd ) ) {
+ op->o_bd->bd_info = oi->oi_orig;
+ }
+
+ if ( oi->oi_orig->bi_acl_attribute ) {
+ bi_acl_attribute = oi->oi_orig->bi_acl_attribute;
+ } else {
+ bi_acl_attribute = backend_attribute;
+ }
+
+ rc = bi_acl_attribute( op, target,
+ entry_ndn, entry_at, vals, access );
+ }
+ /* should not fall thru this far without anything happening... */
+ if ( rc == SLAP_CB_CONTINUE ) {
+ /* access not allowed */
+ rc = 0;
+ }
+
+ op->o_bd = be;
+ op->o_bd->bd_info = bi;
+
+ return rc;
+}
+#endif /* SLAP_OVERLAY_ACCESS */
+
+/*
+ * default return code in case of missing backend function
+ * and overlay stack returning SLAP_CB_CONTINUE
+ */
+static int op_rc[ op_last ] = {
+ LDAP_UNWILLING_TO_PERFORM, /* bind */
+ LDAP_UNWILLING_TO_PERFORM, /* unbind */
+ LDAP_UNWILLING_TO_PERFORM, /* search */
+ SLAP_CB_CONTINUE, /* compare; pass to frontend */
+ LDAP_UNWILLING_TO_PERFORM, /* modify */
+ LDAP_UNWILLING_TO_PERFORM, /* modrdn */
+ LDAP_UNWILLING_TO_PERFORM, /* add */
+ LDAP_UNWILLING_TO_PERFORM, /* delete */
+ LDAP_UNWILLING_TO_PERFORM, /* abandon */
+ LDAP_UNWILLING_TO_PERFORM, /* cancel */
+ LDAP_UNWILLING_TO_PERFORM, /* extended */
+ LDAP_SUCCESS, /* aux_operational */
+ LDAP_SUCCESS, /* aux_chk_referrals */
+ SLAP_CB_CONTINUE /* aux_chk_controls; pass to frontend */
+};
+
+int overlay_op_walk(
+ Operation *op,
+ SlapReply *rs,
+ slap_operation_t which,
+ slap_overinfo *oi,
+ slap_overinst *on
+)
+{
+ BI_op_bind **func;
+ int rc = SLAP_CB_CONTINUE;
for (; on; on=on->on_next ) {
func = &on->on_bi.bi_op_bind;
*/
if ( rc == LDAP_UNWILLING_TO_PERFORM ) {
slap_callback *sc_next;
- for ( ; op->o_callback && op->o_callback != cb.sc_next;
- op->o_callback = sc_next ) {
+ for ( ; op->o_callback && op->o_callback->sc_response !=
+ over_back_response; op->o_callback = sc_next ) {
sc_next = op->o_callback->sc_next;
if ( op->o_callback->sc_cleanup ) {
op->o_callback->sc_cleanup( op, rs );
}
}
}
+ return rc;
+}
+
+static int
+over_op_func(
+ Operation *op,
+ SlapReply *rs,
+ slap_operation_t which
+)
+{
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendDB *be = op->o_bd, db;
+ slap_callback cb = {NULL, over_back_response, NULL, NULL};
+ int rc = SLAP_CB_CONTINUE;
+
+ /* FIXME: used to happen for instance during abandon
+ * when global overlays are used... */
+ assert( op->o_bd != NULL );
+
+ oi = op->o_bd->bd_info->bi_private;
+ on = oi->oi_list;
+
+ if ( !SLAP_ISOVERLAY( op->o_bd )) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+ cb.sc_next = op->o_callback;
+ cb.sc_private = oi;
+ op->o_callback = &cb;
+
+ rc = overlay_op_walk( op, rs, which, oi, on );
+
op->o_bd = be;
op->o_callback = cb.sc_next;
return rc;
return over_op_func( op, rs, op_aux_chk_controls );
}
+enum conn_which {
+ conn_init = 0,
+ conn_destroy,
+ conn_last
+};
+
static int
-over_connection_destroy(
+over_connection_func(
BackendDB *bd,
- Connection *conn
+ Connection *conn,
+ enum conn_which which
)
{
- slap_overinfo *oi;
- slap_overinst *on;
- BackendDB db;
- int rc = SLAP_CB_CONTINUE;
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendDB db;
+ int rc = SLAP_CB_CONTINUE;
+ BI_connection_init **func;
/* FIXME: used to happen for instance during abandon
* when global overlays are used... */
oi = bd->bd_info->bi_private;
on = oi->oi_list;
- if ( !SLAP_ISOVERLAY( bd )) {
+ if ( !SLAP_ISOVERLAY( bd ) ) {
db = *bd;
db.be_flags |= SLAP_DBFLAG_OVERLAY;
bd = &db;
}
- for (; on; on=on->on_next ) {
- if ( on->on_bi.bi_connection_destroy ) {
+ for ( ; on; on = on->on_next ) {
+ func = &on->on_bi.bi_connection_init;
+ if ( func[ which ] ) {
bd->bd_info = (BackendInfo *)on;
- rc = on->on_bi.bi_connection_destroy( bd, conn );
+ rc = func[ which ]( bd, conn );
if ( rc != SLAP_CB_CONTINUE ) break;
}
}
- if ( oi->oi_orig->bi_connection_destroy && rc == SLAP_CB_CONTINUE ) {
+ func = &oi->oi_orig->bi_connection_init;
+ if ( func[ which ] && rc == SLAP_CB_CONTINUE ) {
bd->bd_info = oi->oi_orig;
- rc = oi->oi_orig->bi_connection_destroy( bd, conn );
+ rc = func[ which ]( bd, conn );
}
/* should not fall thru this far without anything happening... */
if ( rc == SLAP_CB_CONTINUE ) {
return rc;
}
+static int
+over_connection_init(
+ BackendDB *bd,
+ Connection *conn
+)
+{
+ return over_connection_func( bd, conn, conn_init );
+}
+
+static int
+over_connection_destroy(
+ BackendDB *bd,
+ Connection *conn
+)
+{
+ return over_connection_func( bd, conn, conn_destroy );
+}
+
int
overlay_register(
slap_overinst *on
{
slap_overinst *on = overlays;
- assert( over_type );
+ assert( over_type != NULL );
for ( ; on; on = on->on_next ) {
if ( strcmp( on->on_bi.bi_type, over_type ) == 0 ) {
{
slap_overinst *on;
- assert( be );
+ assert( be != NULL );
if ( !overlay_is_over( be ) ) {
return 0;
int
overlay_register_control( BackendDB *be, const char *oid )
{
- int rc = 0;
int gotit = 0;
int cid;
}
- if ( rc == 0 && !gotit ) {
+ if ( !gotit ) {
be->be_ctrls[ cid ] = 1;
be->be_ctrls[ SLAP_MAX_CIDS ] = 1;
}
- return rc;
+ return 0;
+}
+
+void
+overlay_destroy_one( BackendDB *be, slap_overinst *on )
+{
+ slap_overinfo *oi = on->on_info;
+ slap_overinst **oidx;
+
+ for ( oidx = &oi->oi_list; *oidx; oidx = &(*oidx)->on_next ) {
+ if ( *oidx == on ) {
+ *oidx = on->on_next;
+ if ( on->on_bi.bi_db_destroy ) {
+ BackendInfo *bi_orig = be->bd_info;
+ be->bd_info = (BackendInfo *)on;
+ on->on_bi.bi_db_destroy( be );
+ be->bd_info = bi_orig;
+ }
+ free( on );
+ break;
+ }
+ }
}
/* add an overlay to a particular backend. */
oi = ch_malloc( sizeof( slap_overinfo ) );
oi->oi_orig = be->bd_info;
oi->oi_bi = *be->bd_info;
+ oi->oi_origdb = be;
/* NOTE: the first time a global overlay is configured,
* frontendDB gets this flag; it is used later by overlays
bi->bi_chk_controls = over_aux_chk_controls;
#ifdef SLAP_OVERLAY_ACCESS
- /* this has a specific arglist */
+ /* these have specific arglists */
bi->bi_access_allowed = over_access_allowed;
+ bi->bi_acl_group = over_acl_group;
+ bi->bi_acl_attribute = over_acl_attribute;
#endif /* SLAP_OVERLAY_ACCESS */
+ bi->bi_connection_init = over_connection_init;
bi->bi_connection_destroy = over_connection_destroy;
be->bd_info = bi;
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