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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
#include "apr_thread_proc.h"
#include "apr_errno.h"
#include "apr_general.h"
#include "apr_lib.h"
#include "apr_strings.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#if APR_HAS_OTHER_CHILD
static void ocmaint(int reason, void *data, int status)
{
fprintf(stdout,"[CHILD] Maintenance routine called....");
fflush(stdout);
switch (reason) {
case APR_OC_REASON_DEATH:
fprintf(stdout, "Died correctly\n");
break;
case APR_OC_REASON_LOST:
fprintf(stdout, "APR_OC_REASON_LOST\n");
case APR_OC_REASON_UNWRITABLE:
fprintf(stdout, "APR_OC_REASON_UNWRITEABLE\n");
case APR_OC_REASON_RESTART:
fprintf(stdout, "APR_OC_REASON_RESTART\n");
fprintf(stdout, "OC maintentance called for reason other than death\n");
break;
}
}
#endif
int main(int argc, char *argv[])
{
#if APR_HAS_OTHER_CHILD
apr_pool_t *context;
apr_proc_t newproc;
apr_procattr_t *procattr = NULL;
apr_file_t *std = NULL;
const char *args[3];
if (argc > 1) {
while (1);
}
if (apr_initialize() != APR_SUCCESS) {
fprintf(stderr, "Couldn't initialize.");
exit(-1);
}
atexit(apr_terminate);
if (apr_create_pool(&context, NULL) != APR_SUCCESS) {
fprintf(stderr, "Couldn't allocate context.");
exit(-1);
}
args[0] = apr_pstrdup(context, "occhild");
args[1] = apr_pstrdup(context, "-X");
args[2] = NULL;
fprintf(stdout, "[PARENT] Creating procattr.............");
fflush(stdout);
if (apr_createprocattr_init(&procattr, context) != APR_SUCCESS) {
fprintf(stderr, "Could not create attr\n");
exit(-1);;
}
else {
apr_setprocattr_io(procattr, APR_FULL_BLOCK, APR_NO_PIPE, APR_NO_PIPE);
}
fprintf(stdout, "OK\n");
fprintf(stdout, "[PARENT] Starting other child..........");
fflush(stdout);
if (apr_create_process(&newproc, "./occhild", args, NULL, procattr, context)
!= APR_SUCCESS) {
fprintf(stderr, "error starting other child\n");
exit(-1);
}
fprintf(stdout, "OK\n");
std = newproc.in;
apr_register_other_child(&newproc, ocmaint, NULL, std, context);
fprintf(stdout, "[PARENT] Sending SIGKILL to child......");
fflush(stdout);
apr_sleep(1 * APR_USEC_PER_SEC);
if (apr_kill(&newproc, SIGKILL) != APR_SUCCESS) {
fprintf(stderr,"couldn't send the signal!\n");
exit(-1);
}
fprintf(stdout,"OK\n");
/* allow time for things to settle... */
apr_sleep(3 * APR_USEC_PER_SEC);
apr_probe_writable_fds();
fprintf(stdout, "[PARENT] Checking on children..........\n");
apr_check_other_child();
return 1;
#else
fprintf(stdout, "OC failed!\n");
fprintf(stdout, "Other_child is not supported on this platform\n");
#endif
}
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