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ITS#6850 from Raphael Ouazana @ Linagora

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This commit is contained in:
Howard Chu 2011-03-04 23:02:23 +00:00
parent 14dd620ae3
commit 84361763f1
2 changed files with 22 additions and 6 deletions
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4
doc/man/man5/slapo-sssvlv.5
View file

@ -17,8 +17,8 @@ or globally for all backends.
Since a complete result set must be generated in memory before sorting can
be performed, processing sort requests can have a large impact on the
server's memory use. As such, any connection is limited to having only
one sort request active at a time. Additional limits may be configured
as described below.
a limited number of sorts requests active at a time. Additional limits may
be configured as described below.
.SH CONFIGURATION
These

24
servers/slapd/overlays/sssvlv.c
View file

@ -341,6 +341,23 @@ static int pack_sss_response_control(
return rs->sr_err;
}
/* Return the session id or -1 if unknown */
static int find_session_by_so(
int svi_max_percon,
int conn_id,
sort_op *so )
{
int sess_id;
if (so == NULL) {
return -1;
}
for (sess_id = 0; sess_id < svi_max_percon; sess_id++) {
if ( sort_conns[conn_id] && sort_conns[conn_id][sess_id] == so )
return sess_id;
}
return -1;
}
/* Return the session id or -1 if unknown */
static int find_session_by_context(
int svi_max_percon,
@ -379,14 +396,13 @@ static int find_next_session(
static void free_sort_op( Connection *conn, sort_op *so )
{
int sess_id;
PagedResultsCookie ps_cookie = (PagedResultsCookie) so->so_tree;
if ( so->so_tree ) {
tavl_free( so->so_tree, ch_free );
so->so_tree = NULL;
}
ldap_pvt_thread_mutex_lock( &sort_conns_mutex );
sess_id = find_session_by_context( so->so_info->svi_max_percon, conn->c_conn_idx, so->so_vcontext, ps_cookie );
sess_id = find_session_by_so( so->so_info->svi_max_percon, conn->c_conn_idx, so );
sort_conns[conn->c_conn_idx][sess_id] = NULL;
so->so_info->svi_num--;
ldap_pvt_thread_mutex_unlock( &sort_conns_mutex );
@ -492,7 +508,7 @@ range_err:
sc->sc_nkeys * sizeof(struct berval), op->o_tmpmemctx );
sn->sn_vals = (struct berval *)(sn+1);
sn->sn_conn = op->o_conn->c_conn_idx;
sn->sn_session = find_session_by_context( so->so_info->svi_max_percon, op->o_conn->c_conn_idx, vc->vc_context, NO_PS_COOKIE );
sn->sn_session = find_session_by_so( so->so_info->svi_max_percon, op->o_conn->c_conn_idx, so );
sn->sn_vals[0] = bv;
for (i=1; i<sc->sc_nkeys; i++) {
BER_BVZERO( &sn->sn_vals[i] );
@ -731,7 +747,7 @@ static int sssvlv_op_response(
op->o_tmpfree( sn, op->o_tmpmemctx );
sn = sn2;
sn->sn_conn = op->o_conn->c_conn_idx;
sn->sn_session = find_session_by_context( so->so_info->svi_max_percon, op->o_conn->c_conn_idx, so->so_vcontext, (PagedResultsCookie) so->so_tree );
sn->sn_session = find_session_by_so( so->so_info->svi_max_percon, op->o_conn->c_conn_idx, so );
/* Insert into the AVL tree */
tavl_insert(&(so->so_tree), sn, node_insert, avl_dup_error);