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add support for connection_init/destroy

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This commit is contained in:
Pierangelo Masarati 2005-06-19 22:41:49 +00:00
parent b836fc3ea2
commit 9f2faed566
1 changed files with 79 additions and 51 deletions
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130
servers/slapd/backover.c
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@ -230,45 +230,6 @@ over_back_response ( Operation *op, SlapReply *rs )
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(
@ -340,6 +301,45 @@ over_access_allowed(
}
#endif /* SLAP_OVERLAY_ACCESS */
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 */
};
static int
over_op_func(
Operation *op,
@ -491,16 +491,23 @@ over_aux_chk_controls( Operation *op, SlapReply *rs )
return over_op_func( op, rs, op_aux_chk_controls );
}
enum conn_which {
conn_init = 0,
conn_destroy
};
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... */
@ -509,23 +516,25 @@ over_connection_destroy(
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 ) {
@ -535,6 +544,24 @@ over_connection_destroy(
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
@ -750,6 +777,7 @@ overlay_config( BackendDB *be, const char *ov )
bi->bi_access_allowed = over_access_allowed;
#endif /* SLAP_OVERLAY_ACCESS */
bi->bi_connection_init = over_connection_init;
bi->bi_connection_destroy = over_connection_destroy;
be->bd_info = bi;