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https://git.openldap.org/openldap/openldap.git
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97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
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/*
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* 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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/*
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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 <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "slurp.h"
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#include "globals.h"
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#ifndef SYSERRLIST_IN_STDIO
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extern char *sys_errlist[];
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#endif /* SYSERRLIST_IN_STDIO */
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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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pthread_mutex_lock( &sglob->rej_mutex );
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sprintf( rejfile, "%s/%s:%d.rej", sglob->slurpd_rdir,
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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,
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S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP )) < 0 ) {
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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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pthread_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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Debug( LDAP_DEBUG_ANY, "Error: cannot open reject file \"%s\"\n",
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rejfile, 0, 0 );
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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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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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}
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(void) relinquish_lock( rejfile, rfp, lfp );
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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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}
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pthread_mutex_unlock( &sglob->rej_mutex );
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return;
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}
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