git.sur5r.net Git - openldap/blob - servers/slapd/repl.c

   1 /* repl.c - log modifications for replication purposes */
   2 /*
   3  * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
   4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   5  */
   6
   7 #include "portable.h"
   8
   9 #include <stdio.h>
  10
  11 #include <ac/string.h>
  12 #include <ac/ctype.h>
  13 #include <ac/socket.h>
  14
  15 #ifdef HAVE_SYS_FILE_H
  16 #include <sys/file.h>
  17 #endif
  18
  19 #include "slap.h"
  20
  21
  22 void
  23 replog(
  24     Backend     *be,
  25     Operation *op,
  26     char        *dn,
  27     void        *change
  28 )
  29 {
  30         LDAPModList     *ml;
  31         Entry   *e;
  32         struct replog_moddn *moddn;
  33         char *tmp;
  34         FILE    *fp, *lfp;
  35         int     len, i;
  36
  37         if ( be->be_replogfile == NULL && replogfile == NULL ) {
  38                 return;
  39         }
  40
  41         ldap_pvt_thread_mutex_lock( &replog_mutex );
  42         if ( (fp = lock_fopen( be->be_replogfile ? be->be_replogfile :
  43             replogfile, "a", &lfp )) == NULL ) {
  44                 ldap_pvt_thread_mutex_unlock( &replog_mutex );
  45                 return;
  46         }
  47
  48         for ( i = 0; be->be_replica != NULL && be->be_replica[i] != NULL;
  49             i++ ) {
  50                 fprintf( fp, "replica: %s\n", be->be_replica[i] );
  51         }
  52         fprintf( fp, "time: %ld\n", (long) slap_get_time() );
  53         fprintf( fp, "dn: %s\n", dn );
  54
  55         switch ( op->o_tag ) {
  56         case LDAP_REQ_MODIFY:
  57                 fprintf( fp, "changetype: modify\n" );
  58                 ml = change;
  59                 for ( ; ml != NULL; ml = ml->ml_next ) {
  60                         switch ( ml->ml_op & ~LDAP_MOD_BVALUES ) {
  61                         case LDAP_MOD_ADD:
  62                                 fprintf( fp, "add: %s\n", ml->ml_type );
  63                                 break;
  64
  65                         case LDAP_MOD_DELETE:
  66                                 fprintf( fp, "delete: %s\n", ml->ml_type );
  67                                 break;
  68
  69                         case LDAP_MOD_REPLACE:
  70                                 fprintf( fp, "replace: %s\n", ml->ml_type );
  71                                 break;
  72                         }
  73
  74                         for ( i = 0; ml->ml_bvalues != NULL &&
  75                             ml->ml_bvalues[i] != NULL; i++ ) {
  76                                 char    *buf, *bufp;
  77
  78                                 len = strlen( ml->ml_type );
  79                                 len = LDIF_SIZE_NEEDED( len,
  80                                     ml->ml_bvalues[i]->bv_len ) + 1;
  81                                 buf = (char *) ch_malloc( len );
  82
  83                                 bufp = buf;
  84                                 ldif_sput( &bufp, LDIF_PUT_VALUE,
  85                                         ml->ml_type,
  86                                     ml->ml_bvalues[i]->bv_val,
  87                                     ml->ml_bvalues[i]->bv_len );
  88                                 *bufp = '\0';
  89
  90                                 fputs( buf, fp );
  91
  92                                 free( buf );
  93                         }
  94                         fprintf( fp, "-\n" );
  95                 }
  96                 break;
  97
  98         case LDAP_REQ_ADD:
  99                 e = change;
 100                 fprintf( fp, "changetype: add\n" );
 101                 ldap_pvt_thread_mutex_lock( &entry2str_mutex );
 102                 tmp = entry2str( e, &len );
 103                 while ( (tmp = strchr( tmp, '\n' )) != NULL ) {
 104                         tmp++;
 105                         if ( ! isspace( (unsigned char) *tmp ) )
 106                                 break;
 107                 }
 108                 fprintf( fp, "%s", tmp );
 109                 ldap_pvt_thread_mutex_unlock( &entry2str_mutex );
 110                 break;
 111
 112         case LDAP_REQ_DELETE:
 113                 fprintf( fp, "changetype: delete\n" );
 114                 break;
 115
 116         case LDAP_REQ_MODRDN:
 117                 moddn = change;
 118                 fprintf( fp, "changetype: modrdn\n" );
 119                 fprintf( fp, "newrdn: %s\n", moddn->newrdn );
 120                 fprintf( fp, "deleteoldrdn: %d\n", moddn->deloldrdn ? 1 : 0 );
 121                 if( moddn->newsup != NULL ) {
 122                         fprintf( fp, "newsuperior: %s\n", moddn->newsup );
 123                 }
 124         }
 125         fprintf( fp, "\n" );
 126
 127         lock_fclose( fp, lfp );
 128         ldap_pvt_thread_mutex_unlock( &replog_mutex );
 129 }