external/bsd/openldap/dist/servers/slapd/back-sock/result.c

   1 /* result.c - sock backend result reading function */
   2 /* $OpenLDAP: pkg/ldap/servers/slapd/back-sock/result.c,v 1.3.2.2 2008/07/08 21:05:03 quanah Exp $ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2007-2008 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Brian Candler for inclusion
  18  * in OpenLDAP Software.
  19  */
  20
  21 #include "portable.h"
  22
  23 #include <stdio.h>
  24
  25 #include <ac/errno.h>
  26 #include <ac/string.h>
  27 #include <ac/socket.h>
  28 #include <ac/unistd.h>
  29
  30 #include "slap.h"
  31 #include "back-sock.h"
  32
  33 /*
  34  * FIXME: make a RESULT section compulsory from the socket response.
  35  * Otherwise, a partial/aborted response is treated as 'success'.
  36  * This is a divergence from the back-shell protocol, but makes things
  37  * more robust.
  38  */
  39
  40 int
  41 sock_read_and_send_results(
  42     Operation   *op,
  43     SlapReply   *rs,
  44     FILE        *fp )
  45 {
  46         int     bsize, len;
  47         char    *buf, *bp;
  48         char    line[BUFSIZ];
  49         char    ebuf[128];
  50
  51         /* read in the result and send it along */
  52         buf = (char *) ch_malloc( BUFSIZ );
  53         buf[0] = '\0';
  54         bsize = BUFSIZ;
  55         bp = buf;
  56         while ( !feof(fp) ) {
  57                 errno = 0;
  58                 if ( fgets( line, sizeof(line), fp ) == NULL ) {
  59                         if ( errno == EINTR ) continue;
  60
  61                         Debug( LDAP_DEBUG_ANY, "sock: fgets failed: %s (%d)\n",
  62                                 AC_STRERROR_R(errno, ebuf, sizeof ebuf), errno, 0 );
  63                         break;
  64                 }
  65
  66                 Debug( LDAP_DEBUG_SHELL, "sock search reading line (%s)\n",
  67                     line, 0, 0 );
  68
  69                 /* ignore lines beginning with # (LDIFv1 comments) */
  70                 if ( *line == '#' ) {
  71                         continue;
  72                 }
  73
  74                 /* ignore lines beginning with DEBUG: */
  75                 if ( strncasecmp( line, "DEBUG:", 6 ) == 0 ) {
  76                         continue;
  77                 }
  78
  79                 len = strlen( line );
  80                 while ( bp + len + 1 - buf > bsize ) {
  81                         size_t offset = bp - buf;
  82                         bsize += BUFSIZ;
  83                         buf = (char *) ch_realloc( buf, bsize );
  84                         bp = &buf[offset];
  85                 }
  86                 strcpy( bp, line );
  87                 bp += len;
  88
  89                 /* line marked the end of an entry or result */
  90                 if ( *line == '\n' ) {
  91                         if ( strncasecmp( buf, "RESULT", 6 ) == 0 ) {
  92                                 break;
  93                         }
  94
  95                         if ( (rs->sr_entry = str2entry( buf )) == NULL ) {
  96                                 Debug( LDAP_DEBUG_ANY, "str2entry(%s) failed\n",
  97                                     buf, 0, 0 );
  98                         } else {
  99                                 rs->sr_attrs = op->oq_search.rs_attrs;
 100                                 rs->sr_flags = REP_ENTRY_MODIFIABLE;
 101                                 send_search_entry( op, rs );
 102                                 entry_free( rs->sr_entry );
 103                         }
 104
 105                         bp = buf;
 106                 }
 107         }
 108         (void) str2result( buf, &rs->sr_err, (char **)&rs->sr_matched, (char **)&rs->sr_text );
 109
 110         /* otherwise, front end will send this result */
 111         if ( rs->sr_err != 0 || op->o_tag != LDAP_REQ_BIND ) {
 112                 send_ldap_result( op, rs );
 113         }
 114
 115         free( buf );
 116
 117         return( rs->sr_err );
 118 }
 119
 120 void
 121 sock_print_suffixes(
 122     FILE        *fp,
 123     Backend     *be
 124 )
 125 {
 126         int     i;
 127
 128         for ( i = 0; be->be_suffix[i].bv_val != NULL; i++ ) {
 129                 fprintf( fp, "suffix: %s\n", be->be_suffix[i].bv_val );
 130         }
 131 }
 132
 133 void
 134 sock_print_conn(
 135     FILE        *fp,
 136     Connection  *conn,
 137     struct sockinfo *si
 138 )
 139 {
 140         if ( conn == NULL ) return;
 141
 142         if( si->si_extensions & SOCK_EXT_BINDDN ) {
 143                 fprintf( fp, "binddn: %s\n",
 144                         conn->c_dn.bv_len ? conn->c_dn.bv_val : "" );
 145         }
 146         if( si->si_extensions & SOCK_EXT_PEERNAME ) {
 147                 fprintf( fp, "peername: %s\n",
 148                         conn->c_peer_name.bv_len ? conn->c_peer_name.bv_val : "" );
 149         }
 150         if( si->si_extensions & SOCK_EXT_SSF ) {
 151                 fprintf( fp, "ssf: %d\n", conn->c_ssf );
 152         }
 153 }