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Change-Id: I74183a04b54b70bf3593a53fdb5f164cbd6c3b98 Reviewed-on: http://gerrit.openafs.org/11893 Tested-by: BuildBot <buildbot@rampaginggeek.com> Reviewed-by: Chas Williams <3chas3@gmail.com> Reviewed-by: Perry Ruiter <pruiter@sinenomine.net> Reviewed-by: Benjamin Kaduk <kaduk@mit.edu>
141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/*
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* Copyright (c) 2012 Your File System Inc. 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 provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* A test helper for the softsig code. This just sits and reports what signals
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* it has received.
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*/
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#include <afsconfig.h>
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#include <afs/param.h>
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#include <roken.h>
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#include <pthread.h>
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#include <sys/mman.h>
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#include <afs/opr.h>
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#include <opr/softsig.h>
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#define SIGTABLEENTRY(name) { #name, SIG##name }
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static struct sigtable {
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char *name;
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int signo;
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} sigtable[] = {
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SIGTABLEENTRY(INT),
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SIGTABLEENTRY(HUP),
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SIGTABLEENTRY(QUIT),
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SIGTABLEENTRY(ALRM),
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SIGTABLEENTRY(TERM),
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SIGTABLEENTRY(TSTP),
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SIGTABLEENTRY(USR1),
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SIGTABLEENTRY(USR2)
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};
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static char *signame(int signo) {
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int i;
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for (i = 0; i < sizeof(sizeof(sigtable) / sizeof(sigtable[0])); ++i) {
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if (sigtable[i].signo == signo) {
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return sigtable[i].name;
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}
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}
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return "UNK";
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}
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static void
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handler(int signal) {
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printf("Received %s\n", signame(signal));
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fflush(stdout);
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}
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static void *
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mythread(void *arg) {
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while (1) {
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sleep(60);
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}
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return NULL;
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}
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static void *
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crashingThread(void *arg) {
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*(char *)1 = 'a'; /* raises SIGSEGV */
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return NULL; /* Ha! */
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}
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static void *
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thrownUnderTheBusThread(void *arg) {
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char *path = arg;
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int fd = open(path, O_CREAT | O_APPEND, 0660);
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char *m = mmap(NULL, 10, PROT_WRITE, MAP_PRIVATE, fd, 0);
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*(m + 11) = 'a'; /* raises SIGBUS */
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return NULL;
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}
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int
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main(int argvc, char **argv)
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{
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char *path;
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int i;
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int threads = 10;
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opr_softsig_Init();
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opr_Verify(opr_softsig_Register(SIGINT, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGHUP, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGQUIT, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGALRM, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGTERM, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGTSTP, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGUSR1, handler) == 0);
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opr_Verify(opr_softsig_Register(SIGUSR2, handler) == 0);
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for (i=0; i<threads; i++) {
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pthread_t id;
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opr_Verify(pthread_create(&id, NULL, mythread, NULL) == 0);
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}
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if (argvc>1 && strcmp(argv[1], "-crash") == 0) {
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pthread_t id;
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opr_Verify(pthread_create(&id, NULL, crashingThread, NULL) == 0);
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} else if (argvc>1 && strcmp(argv[1], "-buserror") == 0) {
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if (argvc > 2)
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path = argv[2];
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else
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opr_abort();
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pthread_t id;
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opr_Verify(pthread_create(&id, NULL, thrownUnderTheBusThread,
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path) == 0);
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} else {
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printf("Ready\n");
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fflush(stdout);
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}
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mythread(NULL);
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return 0;
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}
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