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/* result.c - sock backend result reading function */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2007-2022 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>.
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by Brian Candler for inclusion
* in OpenLDAP Software.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/errno.h>
#include <ac/string.h>
#include <ac/socket.h>
#include <ac/unistd.h>
#include "slap.h"
#include "back-sock.h"
/*
* FIXME: make a RESULT section compulsory from the socket response.
* Otherwise, a partial/aborted response is treated as 'success'.
* This is a divergence from the back-shell protocol, but makes things
* more robust.
*/
int
sock_read_and_send_results(
Operation *op,
SlapReply *rs,
FILE *fp )
{
int bsize, len;
char *buf, *bp;
char line[BUFSIZ];
char ebuf[128];
(void) fflush(fp);
/* read in the result and send it along */
buf = (char *) ch_malloc( BUFSIZ );
buf[0] = '\0';
bsize = BUFSIZ;
bp = buf;
while ( !feof(fp) ) {
errno = 0;
if ( fgets( line, sizeof(line), fp ) == NULL ) {
int saved_errno = errno;
if ( errno == EINTR ) continue;
Debug( LDAP_DEBUG_ANY, "sock: fgets failed: %s (%d)\n",
AC_STRERROR_R(saved_errno, ebuf, sizeof ebuf), saved_errno );
break;
}
Debug( LDAP_DEBUG_SHELL, "sock search reading line (%s)\n",
line );
/* ignore lines beginning with # (LDIFv1 comments) */
if ( *line == '#' ) {
continue;
}
/* ignore lines beginning with DEBUG: */
if ( strncasecmp( line, "DEBUG:", 6 ) == 0 ) {
continue;
}
if ( strncasecmp( line, "CONTINUE", 8 ) == 0 ) {
struct sockinfo *si = (struct sockinfo *) op->o_bd->be_private;
/* Only valid when operating as an overlay! */
assert( si->si_ops != 0 );
rs->sr_err = SLAP_CB_CONTINUE;
goto skip;
}
len = strlen( line );
while ( bp + len + 1 - buf > bsize ) {
size_t offset = bp - buf;
bsize += BUFSIZ;
buf = (char *) ch_realloc( buf, bsize );
bp = &buf[offset];
}
strcpy( bp, line );
bp += len;
/* line marked the end of an entry or result */
if ( *line == '\n' ) {
if ( strncasecmp( buf, "RESULT", 6 ) == 0 ) {
break;
}
if ( (rs->sr_entry = str2entry( buf )) == NULL ) {
Debug( LDAP_DEBUG_ANY, "str2entry(%s) failed\n",
buf );
} else {
rs->sr_attrs = op->oq_search.rs_attrs;
rs->sr_flags = REP_ENTRY_MODIFIABLE;
send_search_entry( op, rs );
entry_free( rs->sr_entry );
rs->sr_attrs = NULL;
}
bp = buf;
}
}
(void) str2result( buf, &rs->sr_err, (char **)&rs->sr_matched, (char **)&rs->sr_text );
/* otherwise, front end will send this result */
if ( rs->sr_err != 0 || op->o_tag != LDAP_REQ_BIND ) {
send_ldap_result( op, rs );
}
skip:
ch_free( buf );
return( rs->sr_err );
}
void
sock_print_suffixes(
FILE *fp,
Backend *be
)
{
int i;
for ( i = 0; be->be_suffix[i].bv_val != NULL; i++ ) {
fprintf( fp, "suffix: %s\n", be->be_suffix[i].bv_val );
}
}
void
sock_print_conn(
FILE *fp,
Connection *conn,
struct sockinfo *si
)
{
if ( conn == NULL ) return;
if( si->si_extensions & SOCK_EXT_BINDDN ) {
fprintf( fp, "binddn: %s\n",
conn->c_dn.bv_len ? conn->c_dn.bv_val : "" );
}
if( si->si_extensions & SOCK_EXT_PEERNAME ) {
fprintf( fp, "peername: %s\n",
conn->c_peer_name.bv_len ? conn->c_peer_name.bv_val : "" );
}
if( si->si_extensions & SOCK_EXT_SSF ) {
fprintf( fp, "ssf: %d\n", conn->c_ssf );
}
if( si->si_extensions & SOCK_EXT_CONNID ) {
fprintf( fp, "connid: %lu\n", conn->c_connid );
}
}
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