openldap/servers/slapd/back-shell/abandon.c

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/* abandon.c - shell backend abandon function */
/* $OpenLDAP$ */
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/*
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* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
#include <ac/string.h>
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#include "slap.h"
#include "shell.h"
int
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shell_back_abandon(
Backend *be,
Connection *conn,
Operation *op,
int msgid
)
{
struct shellinfo *si = (struct shellinfo *) be->be_private;
FILE *rfp, *wfp;
pid_t pid;
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Operation *o;
/* no abandon command defined - just kill the process handling it */
if ( si->si_abandon == NULL ) {
ldap_pvt_thread_mutex_lock( &conn->c_mutex );
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pid = -1;
LDAP_STAILQ_FOREACH( o, &conn->c_ops, o_next ) {
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if ( o->o_msgid == msgid ) {
pid = (pid_t) o->o_private;
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break;
}
}
if( pid == -1 ) {
LDAP_STAILQ_FOREACH( o, &conn->c_pending_ops, o_next ) {
if ( o->o_msgid == msgid ) {
pid = (pid_t) o->o_private;
break;
}
}
}
ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
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if ( pid != -1 ) {
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Debug( LDAP_DEBUG_ARGS, "shell killing pid %d\n",
(int) pid, 0, 0 );
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kill( pid, SIGTERM );
} else {
Debug( LDAP_DEBUG_ARGS, "shell could not find op %d\n",
msgid, 0, 0 );
}
return 0;
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}
if ( forkandexec( si->si_abandon, &rfp, &wfp ) == -1 ) {
return 0;
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}
/* write out the request to the abandon process */
fprintf( wfp, "ABANDON\n" );
fprintf( wfp, "opid: %ld/%ld\n", op->o_connid, (long) op->o_msgid );
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fprintf( wfp, "msgid: %d\n", msgid );
print_suffixes( wfp, be );
fprintf( wfp, "abandonid: %ld/%d\n", op->o_connid, msgid );
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fclose( wfp );
/* no result from abandon */
fclose( rfp );
return 0;
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}