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141 lines
3.9 KiB
C
141 lines
3.9 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2003 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* Portions Copyright (c) 1996 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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/* ACKNOWLEDGEMENTS:
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* This work was originally developed by the University of Michigan
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* (as part of U-MICH LDAP).
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*/
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/*
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* reject.c - routines to write replication records to reject files.
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* An Re struct is writted to a reject file if it cannot be propagated
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* to a replica LDAP server.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/stdlib.h>
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#include <ac/errno.h>
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#include <ac/unistd.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "slurp.h"
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#include "globals.h"
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#ifdef _WIN32
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#define PORTSEP ","
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#else
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#define PORTSEP ":"
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#endif
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/*
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* Write a replication record to a reject file. The reject file has the
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* same name as the replica's private copy of the file but with ".rej"
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* appended (e.g. "/usr/tmp/<hostname>:<port>.rej")
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*
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* If errmsg is non-NULL, use that as the error message in the reject
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* file. Otherwise, use ldap_err2string( lderr ).
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*/
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void
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write_reject(
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Ri *ri,
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Re *re,
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int lderr,
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char *errmsg
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)
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{
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char rejfile[ MAXPATHLEN ];
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FILE *rfp, *lfp;
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int rc;
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ldap_pvt_thread_mutex_lock( &sglob->rej_mutex );
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snprintf( rejfile, sizeof rejfile, "%s" LDAP_DIRSEP "%s" PORTSEP "%d.rej",
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sglob->slurpd_rdir, ri->ri_hostname, ri->ri_port );
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if ( access( rejfile, F_OK ) < 0 ) {
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/* Doesn't exist - try to create */
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int rjfd;
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if (( rjfd = open( rejfile, O_RDWR|O_APPEND|O_CREAT|O_EXCL,
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S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP )) < 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( SLURPD, ERR, "write_reject: "
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"Error: Cannot create \"%s\":%s\n",
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rejfile, sys_errlist[ errno ], 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"Error: write_reject: Cannot create \"%s\": %s\n",
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rejfile, sys_errlist[ errno ], 0 );
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#endif
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ldap_pvt_thread_mutex_unlock( &sglob->rej_mutex );
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return;
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} else {
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close( rjfd );
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}
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}
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if (( rc = acquire_lock( rejfile, &rfp, &lfp )) < 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( SLURPD, ERR, "write_reject: "
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"Error: Cannot open reject file \"%s\"\n", rejfile, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "Error: cannot open reject file \"%s\"\n",
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rejfile, 0, 0 );
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#endif
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} else {
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fseek( rfp, 0, 2 );
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if ( errmsg != NULL ) {
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fprintf( rfp, "%s: %s\n", ERROR_STR, errmsg );
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} else {
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fprintf( rfp, "%s: %s\n", ERROR_STR, ldap_err2string( lderr ));
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}
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if ((rc = re->re_write( ri, re, rfp )) < 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( SLURPD, ERR, "write_reject: "
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"Error: Cannot write reject file \"%s\"\n", rejfile, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"Error: cannot write reject file \"%s\"\n",
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rejfile, 0, 0 );
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#endif
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}
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(void) relinquish_lock( rejfile, rfp, lfp );
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#ifdef NEW_LOGGING
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LDAP_LOG ( SLURPD, ERR, "write_reject: "
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"Error: ldap operation failed, data written to \"%s\"\n",
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rejfile, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"Error: ldap operation failed, data written to \"%s\"\n",
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rejfile, 0, 0 );
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#endif
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}
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ldap_pvt_thread_mutex_unlock( &sglob->rej_mutex );
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return;
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}
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