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*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
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*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
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*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <uuid/uuid.h>
#include <sys/select.h>
#include <poll.h>
#include <sys/event.h>
#include <sys/sysctl.h>
#include <pthread.h>
#include <darwintest.h>
#include "skywalk_test_driver.h"
#include "skywalk_test_common.h"
#include "skywalk_test_utils.h"
/* Gets channel waiting in kevent/poll/select and then shuts down channel */
static void *
thread1(void *unused)
{
int error;
usleep(100000); /* Make sure main thread gets into kevent */
//sleep(5); /* Make sure main thread gets into kevent */
T_LOG("shutdown sockets\n");
error = pid_shutdown_sockets(getpid(), SHUTDOWN_SOCKET_LEVEL_DISCONNECT_ALL);
SKTC_ASSERT_ERR(!error);
return NULL;
}
static int
skt_shutdown2_common(int argc, char *argv[], int method)
{
int error;
channel_t channel;
uuid_t channel_uuid;
int channelfd;
fd_set rfdset, efdset;
struct pollfd fds;
int kq;
pthread_t thread;
struct kevent kev;
error = uuid_parse(argv[3], channel_uuid);
SKTC_ASSERT_ERR(!error);
channel = sktu_channel_create_extended(channel_uuid, 0,
CHANNEL_DIR_TX_RX, CHANNEL_RING_ID_ANY, NULL,
-1, -1, -1, -1, -1, -1, -1, 1, -1, -1);
assert(channel);
channelfd = os_channel_get_fd(channel);
assert(channelfd != -1);
error = pthread_create(&thread, NULL, &thread1, NULL);
SKTC_ASSERT_ERR(error == 0);
switch (method) {
case 0:
FD_ZERO(&rfdset);
FD_ZERO(&efdset);
FD_SET(channelfd, &rfdset);
FD_SET(channelfd, &efdset);
error = select(channelfd + 1, &rfdset, NULL, &efdset, NULL);
SKTC_ASSERT_ERR(error != -1);
SKTC_ASSERT_ERR(error == 1);
assert(!FD_ISSET(channelfd, &rfdset));
assert(FD_ISSET(channelfd, &efdset));
break;
case 1:
fds.fd = channelfd;
fds.events = POLLRDNORM;
fds.revents = 0;
error = poll(&fds, 1, -1);
SKTC_ASSERT_ERR(error != -1);
SKTC_ASSERT_ERR(error == 1);
assert(fds.fd == channelfd);
assert(fds.events == POLLRDNORM);
assert(fds.revents == (POLLRDNORM | POLLHUP));
break;
case 2:
kq = kqueue();
assert(kq != -1);
EV_SET(&kev, channelfd, EVFILT_READ, EV_ADD | EV_ENABLE, 0, 0,
NULL);
error = kevent(kq, &kev, 1, &kev, 1, NULL);
SKTC_ASSERT_ERR(error != -1);
SKTC_ASSERT_ERR(error == 1);
assert(kev.filter == EVFILT_READ);
assert(kev.ident == channelfd);
assert(kev.udata == NULL);
assert(kev.flags & EV_EOF);
assert(kev.data == 0);
close(kq);
break;
default:
abort();
}
os_channel_destroy(channel);
error = pthread_join(thread, NULL);
SKTC_ASSERT_ERR(error == 0);
return 0;
}
static int
skt_shutdown2_select_main(int argc, char *argv[])
{
return skt_shutdown2_common(argc, argv, 0);
}
static int
skt_shutdown2_poll_main(int argc, char *argv[])
{
return skt_shutdown2_common(argc, argv, 1);
}
static int
skt_shutdown2_kqueue_main(int argc, char *argv[])
{
return skt_shutdown2_common(argc, argv, 2);
}
struct skywalk_test skt_shutdown2us = {
"shutdown2us", "shuts down channel on upipe while in select",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_shutdown2_select_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_nexus_init, sktc_cleanup_nexus,
};
struct skywalk_test skt_shutdown2ks = {
"shutdown2ks", "shuts down channel on kpipe while in select",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_KERNEL_PIPE | SK_FEATURE_NEXUS_KERNEL_PIPE_LOOPBACK,
skt_shutdown2_select_main, SKTC_GENERIC_KPIPE_ARGV,
sktc_generic_kpipe_init, sktc_generic_kpipe_fini,
};
struct skywalk_test skt_shutdown2up = {
"shutdown2up", "shuts down channel on upipe while in poll",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_shutdown2_poll_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_nexus_init, sktc_cleanup_nexus,
};
struct skywalk_test skt_shutdown2kp = {
"shutdown2kp", "shuts down channel on kpipe while in poll",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_KERNEL_PIPE | SK_FEATURE_NEXUS_KERNEL_PIPE_LOOPBACK,
skt_shutdown2_poll_main, SKTC_GENERIC_KPIPE_ARGV,
sktc_generic_kpipe_init, sktc_generic_kpipe_fini,
};
struct skywalk_test skt_shutdown2uk = {
"shutdown2uk", "shuts down channel on upipe while in kqueue",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_shutdown2_kqueue_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_nexus_init, sktc_cleanup_nexus,
};
struct skywalk_test skt_shutdown2kk = {
"shutdown2kk", "shuts down channel on kpipe while in kqueue",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_KERNEL_PIPE | SK_FEATURE_NEXUS_KERNEL_PIPE_LOOPBACK,
skt_shutdown2_kqueue_main, SKTC_GENERIC_KPIPE_ARGV,
sktc_generic_kpipe_init, sktc_generic_kpipe_fini,
};