void mesoperate()
{
char* msg = mqrecv(MESSAGE_CENTER, 0);
if(msg[0] == 'i')
{
install_android_apk(msg+2);
}
}
static inline int handler_recv_parse(Handler *handler, HandlerParser *parser)
{
log_info("handler_recv_parse");
zmq_msg_t *inmsg = NULL;
check(handler->running, "Called while handler wasn't running, that's not good.");
inmsg = calloc(sizeof(zmq_msg_t), 1);
int rc = 0;
check_mem(inmsg);
rc = zmq_msg_init(inmsg);
check(rc == 0, "Failed to initialize message.");
taskstate("recv");
rc = mqrecv(handler->recv_socket, inmsg, 0);
check(rc == 0, "Receive on handler socket failed.");
check(handler->running, "Handler marked as not running.");
rc = HandlerParser_execute(parser, zmq_msg_data(inmsg), zmq_msg_size(inmsg));
log_info("handler_recv_parse - HandlerParser_execute %d", rc);
check(rc == 1, "Failed to parse message from handler.");
check(parser->target_count > 0, "Message sent had 0 targets: %.*s",
(int)zmq_msg_size(inmsg), (char *)zmq_msg_data(inmsg));
zmq_msg_close(inmsg);
free(inmsg);
return 0;
error:
if(inmsg) {
zmq_msg_close(inmsg);
free(inmsg);
}
return -1;
}
static inline int handler_recv_parse(Handler *handler, HandlerParser *parser)
{
check(handler->running, "Called while handler wasn't running, that's not good.");
zmq_msg_t *inmsg = calloc(sizeof(zmq_msg_t), 1);
int rc = 0;
check_mem(inmsg);
rc = zmq_msg_init(inmsg);
check(rc == 0, "Failed to initialize message.");
taskstate("recv");
rc = mqrecv(handler->recv_socket, inmsg, ZMQ_NOBLOCK);
check(rc == 0, "Receive on handler socket failed.");
check(handler->running, "Received shutdown notification, goodbye.");
rc = HandlerParser_execute(parser, zmq_msg_data(inmsg), zmq_msg_size(inmsg));
check(rc == 1, "Failed to parse message from handler.");
check(parser->target_count > 0, "Message sent had 0 targets: %.*s",
(int)zmq_msg_size(inmsg), (char *)zmq_msg_data(inmsg));
debug("Parsed message with %d targets, first: %d, uuid: %s, and body: %d",
(int)parser->target_count, parser->targets[0],
bdata(parser->uuid), blength(parser->body));
zmq_msg_close(inmsg);
free(inmsg);
return 0;
error:
if(inmsg) {
zmq_msg_close(inmsg);
free(inmsg);
}
return -1;
}
static void *
thr (void *arg)
{
pthread_barrier_t *b3 = ((struct thr_data *)arg)->b3;
mqd_t q = ((struct thr_data *)arg)->q;
const char *name = ((struct thr_data *)arg)->name;
int result = 0;
result |= mqrecv (q);
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been sent. */
(void) pthread_barrier_wait (b3);
/* Parent calls mqsend (q), which should trigger notification. */
(void) pthread_barrier_wait (b3);
if (rtmin_cnt != 2)
{
puts ("SIGRTMIN signal in child did not arrive");
result = 1;
}
else if (rtmin_pid != getppid ()
|| rtmin_uid != getuid ()
|| rtmin_code != SI_MESGQ
|| rtmin_sigval.sival_int != 0xdeadbeef)
{
printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (%d)\n",
rtmin_pid, getppid (), rtmin_uid, getuid (),
rtmin_code, SI_MESGQ, rtmin_sigval.sival_int, 0xdeadbeef);
result = 1;
}
struct sigevent ev;
memset (&ev, 0x82, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q, &ev) != 0)
{
printf ("mq_notify in thread (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (mq_notify (q, NULL) != 0)
{
printf ("mq_notify in thread (q, NULL) failed with: %m\n");
result = 1;
}
result |= mqrecv (q);
(void) pthread_barrier_wait (b3);
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
if (mq_notify (q, NULL) != 0)
{
printf ("second mq_notify in thread (q, NULL) failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b3);
/* Parent calls mqsend (q), which should not trigger notification. */
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been received. */
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
mqd_t q4 = mq_open (name, O_RDONLY);
if (q4 == (mqd_t) -1)
{
printf ("mq_open in thread failed with: %m\n");
result = 1;
}
if (mq_notify (q4, NULL) != 0)
{
printf ("mq_notify in thread (q4, NULL) failed with: %m\n");
result = 1;
}
if (mq_close (q4) != 0)
{
printf ("mq_close in thread failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b3);
/* Parent calls mqsend (q), which should not trigger notification. */
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been received. */
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
mqd_t q5 = mq_open (name, O_WRONLY);
if (q5 == (mqd_t) -1)
{
printf ("mq_open O_WRONLY in thread failed with: %m\n");
result = 1;
}
if (mq_notify (q5, NULL) != 0)
{
printf ("mq_notify in thread (q5, NULL) failed with: %m\n");
result = 1;
}
if (mq_close (q5) != 0)
{
printf ("mq_close in thread failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b3);
/* Parent calls mqsend (q), which should not trigger notification. */
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been received. */
return (void *) (long) result;
}
static int
do_test (void)
{
int result = 0;
char tmpfname[] = "/tmp/tst-mqueue5-barrier.XXXXXX";
int fd = mkstemp (tmpfname);
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
return 1;
}
/* Make sure it is always removed. */
unlink (tmpfname);
/* Create one page of data. */
size_t ps = sysconf (_SC_PAGESIZE);
char data[ps];
memset (data, '\0', ps);
/* Write the data to the file. */
if (write (fd, data, ps) != (ssize_t) ps)
{
puts ("short write");
return 1;
}
void *mem = mmap (NULL, ps, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (mem == MAP_FAILED)
{
printf ("mmap failed: %m\n");
return 1;
}
pthread_barrier_t *b2;
b2 = (pthread_barrier_t *) (((uintptr_t) mem + __alignof (pthread_barrier_t))
& ~(__alignof (pthread_barrier_t) - 1));
pthread_barrier_t *b3;
b3 = b2 + 1;
pthread_barrierattr_t a;
if (pthread_barrierattr_init (&a) != 0)
{
puts ("barrierattr_init failed");
return 1;
}
if (pthread_barrierattr_setpshared (&a, PTHREAD_PROCESS_SHARED) != 0)
{
puts ("barrierattr_setpshared failed, could not test");
return 0;
}
if (pthread_barrier_init (b2, &a, 2) != 0)
{
puts ("barrier_init failed");
return 1;
}
if (pthread_barrier_init (b3, &a, 3) != 0)
{
puts ("barrier_init failed");
return 1;
}
if (pthread_barrierattr_destroy (&a) != 0)
{
puts ("barrierattr_destroy failed");
return 1;
}
char name[sizeof "/tst-mqueue5-" + sizeof (pid_t) * 3];
snprintf (name, sizeof (name), "/tst-mqueue5-%u", getpid ());
struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 };
mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr);
if (q == (mqd_t) -1)
{
printf ("mq_open failed with: %m\n");
return result;
}
else
add_temp_mq (name);
struct sigevent ev;
memset (&ev, 0xaa, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q, &ev) != 0)
{
printf ("mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (mq_notify (q, &ev) == 0)
{
puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
result |= mqsend (q);
if (mq_notify (q, &ev) != 0)
{
printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
result |= mqrecv (q);
if (mq_notify (q, NULL) != 0)
{
printf ("mq_notify (q, NULL) failed with: %m\n");
result = 1;
}
if (mq_notify (q, NULL) != 0)
{
/* Implementation-defined behaviour, so don't fail,
just inform. */
printf ("second mq_notify (q, NULL) failed with: %m\n");
}
struct sigaction sa = { .sa_sigaction = rtmin_handler,
.sa_flags = SA_SIGINFO };
sigemptyset (&sa.sa_mask);
sigaction (SIGRTMIN, &sa, NULL);
memset (&ev, 0x55, sizeof (ev));
ev.sigev_notify = SIGEV_SIGNAL;
ev.sigev_signo = SIGRTMIN;
ev.sigev_value.sival_int = 26;
if (mq_notify (q, &ev) != 0)
{
printf ("mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n");
result = 1;
}
ev.sigev_value.sival_ptr = &ev;
if (mq_notify (q, &ev) == 0)
{
puts ("second mq_notify (q, { SIGEV_SIGNAL }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("second mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n");
result = 1;
}
if (rtmin_cnt != 0)
{
puts ("SIGRTMIN signal caught too early");
result = 1;
}
result |= mqsend (q);
if (rtmin_cnt != 1)
{
puts ("SIGRTMIN signal did not arrive");
result = 1;
}
else if (rtmin_pid != getpid ()
|| rtmin_uid != getuid ()
|| rtmin_code != SI_MESGQ
|| rtmin_sigval.sival_int != 26)
{
printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (26)\n",
rtmin_pid, getpid (), rtmin_uid, getuid (),
rtmin_code, SI_MESGQ, rtmin_sigval.sival_int);
result = 1;
}
ev.sigev_value.sival_int = 75;
if (mq_notify (q, &ev) != 0)
{
printf ("third mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n");
result = 1;
}
result |= mqrecv (q);
if (mq_notify (q, NULL) != 0)
{
printf ("mq_notify (q, NULL) failed with: %m\n");
result = 1;
}
memset (&ev, 0x33, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q, &ev) != 0)
{
printf ("fourth mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
pid_t pid = fork ();
if (pid == -1)
{
printf ("fork () failed: %m\n");
mq_unlink (name);
return 1;
}
if (pid == 0)
do_child (name, b2, b3, q);
/* Child unsuccessfully attempts to mq_notify. */
(void) pthread_barrier_wait (b2);
result |= mqsend (q);
(void) pthread_barrier_wait (b2);
/* Child successfully calls mq_notify SIGEV_SIGNAL now. */
result |= mqrecv (q);
(void) pthread_barrier_wait (b2);
memset (&ev, 0xbb, sizeof (ev));
ev.sigev_notify = SIGEV_SIGNAL;
ev.sigev_signo = SIGRTMIN;
ev.sigev_value.sival_int = 15;
if (mq_notify (q, &ev) == 0)
{
puts ("fourth mq_notify (q, { SIGEV_SIGNAL }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("fourth mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n");
result = 1;
}
result |= mqsend (q);
if (mq_notify (q, &ev) != 0)
{
printf ("fifth mq_notify (q, { SIGEV_SIGNAL }) failed with: %m\n");
result = 1;
}
if (rtmin_cnt != 1)
{
puts ("SIGRTMIN signal caught too early");
result = 1;
}
result |= mqrecv (q);
(void) pthread_barrier_wait (b2);
/* Child verifies caught SIGRTMIN signal. */
/* Child calls mq_send (q) which triggers SIGRTMIN signal here. */
(void) pthread_barrier_wait (b2);
/* Child mq_open's another mqd_t for the same queue (q2). */
if (rtmin_cnt != 2)
{
puts ("SIGRTMIN signal did not arrive");
result = 1;
}
else if (rtmin_pid != pid
|| rtmin_uid != getuid ()
|| rtmin_code != SI_MESGQ
|| rtmin_sigval.sival_int != 15)
{
printf ("unexpected siginfo_t fields: pid %u (%u), uid %u (%u), code %d (%d), si_int %d (15)\n",
rtmin_pid, pid, rtmin_uid, getuid (),
rtmin_code, SI_MESGQ, rtmin_sigval.sival_int);
result = 1;
}
result |= mqrecv (q);
(void) pthread_barrier_wait (b2);
/* Child successfully calls mq_notify { SIGEV_SIGNAL } on q2. */
(void) pthread_barrier_wait (b2);
memset (&ev, 0xbb, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q, &ev) == 0)
{
puts ("fifth mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("fifth mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b2);
/* Child calls mq_close on q2, which makes the queue available again for
notification. */
mqd_t q3 = mq_open (name, O_RDWR);
if (q3 == (mqd_t) -1)
{
printf ("mq_open q3 in parent failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b2);
memset (&ev, 0x12, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q3, &ev) != 0)
{
printf ("mq_notify (q3, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b2);
/* Child unsuccessfully attempts to mq_notify { SIGEV_SIGNAL } on q. */
(void) pthread_barrier_wait (b2);
if (mq_close (q3) != 0)
{
printf ("mq_close failed: %m\n");
result = 1;
}
(void) pthread_barrier_wait (b2);
/* Child successfully calls mq_notify { SIGEV_NONE } on q. */
/* Child successfully calls mq_notify NULL on q. */
(void) pthread_barrier_wait (b2);
/* Child creates new thread. */
/* Thread blocks on mqrecv (q). */
/* Child sleeps for 1sec so that thread has time to reach that point. */
/* Child successfully calls mq_notify { SIGEV_SIGNAL } on q. */
(void) pthread_barrier_wait (b2);
result |= mqsend (q);
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been sent. */
(void) pthread_barrier_wait (b3);
result |= mqsend (q);
(void) pthread_barrier_wait (b3);
/* Thread verifies SIGRTMIN has been caught. */
/* Thread calls mq_notify (q, { SIGEV_NONE }) to verify notification is now
available for registration. */
/* Thread calls mq_notify (q, NULL). */
(void) pthread_barrier_wait (b3);
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
/* Thread calls mq_notify (q, NULL). */
(void) pthread_barrier_wait (b3);
result |= mqsend (q);
result |= mqrecv (q);
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been sent. */
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
/* Thread opens a new O_RDONLY mqd_t (q4). */
/* Thread calls mq_notify (q4, NULL). */
/* Thread calls mq_close (q4). */
(void) pthread_barrier_wait (b3);
result |= mqsend (q);
result |= mqrecv (q);
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been sent. */
/* Child calls mq_notify (q, { SIGEV_SIGNAL }). */
(void) pthread_barrier_wait (b3);
/* Thread opens a new O_WRONLY mqd_t (q5). */
/* Thread calls mq_notify (q5, NULL). */
/* Thread calls mq_close (q5). */
(void) pthread_barrier_wait (b3);
result |= mqsend (q);
result |= mqrecv (q);
(void) pthread_barrier_wait (b3);
/* Child verifies SIGRTMIN has not been sent. */
int status;
if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid)
{
puts ("waitpid failed");
kill (pid, SIGKILL);
result = 1;
}
else if (!WIFEXITED (status) || WEXITSTATUS (status))
{
printf ("child failed with status %d\n", status);
result = 1;
}
if (mq_unlink (name) != 0)
{
printf ("mq_unlink failed: %m\n");
result = 1;
}
if (mq_close (q) != 0)
{
printf ("mq_close failed: %m\n");
result = 1;
}
if (mq_notify (q, NULL) == 0)
{
puts ("mq_notify on closed mqd_t unexpectedly succeeded");
result = 1;
}
else if (errno != EBADF)
{
printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n");
result = 1;
}
memset (&ev, 0x55, sizeof (ev));
ev.sigev_notify = SIGEV_NONE;
if (mq_notify (q, &ev) == 0)
{
puts ("mq_notify on closed mqd_t unexpectedly succeeded");
result = 1;
}
else if (errno != EBADF)
{
printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n");
result = 1;
}
return result;
}
static int
do_test (void)
{
int result = 0;
char name[sizeof "/tst-mqueue6-" + sizeof (pid_t) * 3];
snprintf (name, sizeof (name), "/tst-mqueue6-%u", getpid ());
struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 };
mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr);
if (q == (mqd_t) -1)
{
printf ("mq_open failed with: %m\n");
return result;
}
else
add_temp_mq (name);
pthread_attr_t nattr;
if (pthread_attr_init (&nattr)
|| pthread_attr_setguardsize (&nattr, 0))
{
puts ("pthread_attr_t setup failed");
result = 1;
}
fct_guardsize = 1;
struct sigevent ev;
memset (&ev, 0xaa, sizeof (ev));
ev.sigev_notify = SIGEV_THREAD;
ev.sigev_notify_function = fct;
ev.sigev_notify_attributes = &nattr;
ev.sigev_value.sival_ptr = &q;
if (mq_notify (q, &ev) != 0)
{
printf ("mq_notify (q, { SIGEV_THREAD }) failed with: %m\n");
result = 1;
}
size_t ps = sysconf (_SC_PAGESIZE);
if (pthread_attr_setguardsize (&nattr, 32 * ps))
{
puts ("pthread_attr_t setup failed");
result = 1;
}
if (mq_notify (q, &ev) == 0)
{
puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (fct_cnt != 0)
{
printf ("fct called too early (%d on %d)\n", fct_cnt, __LINE__);
result = 1;
}
result |= mqsend (q);
result |= mqrecv (q);
result |= mqrecv (q);
if (fct_cnt != 1)
{
printf ("fct not called (%d on %d)\n", fct_cnt, __LINE__);
result = 1;
}
else if (fct_guardsize != 0)
{
printf ("fct_guardsize %zd != 0\n", fct_guardsize);
result = 1;
}
if (mq_notify (q, &ev) != 0)
{
printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (mq_notify (q, NULL) != 0)
{
printf ("mq_notify (q, NULL) failed with: %m\n");
result = 1;
}
memset (&ev, 0x11, sizeof (ev));
ev.sigev_notify = SIGEV_THREAD;
ev.sigev_notify_function = fct;
ev.sigev_notify_attributes = &nattr;
ev.sigev_value.sival_ptr = &q;
if (mq_notify (q, &ev) != 0)
{
printf ("mq_notify (q, { SIGEV_THREAD }) failed with: %m\n");
result = 1;
}
if (pthread_attr_setguardsize (&nattr, 0))
{
puts ("pthread_attr_t setup failed");
result = 1;
}
if (mq_notify (q, &ev) == 0)
{
puts ("second mq_notify (q, { SIGEV_NONE }) unexpectedly succeeded");
result = 1;
}
else if (errno != EBUSY)
{
printf ("second mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (fct_cnt != 1)
{
printf ("fct called too early (%d on %d)\n", fct_cnt, __LINE__);
result = 1;
}
result |= mqsend (q);
result |= mqrecv (q);
result |= mqrecv (q);
if (fct_cnt != 2)
{
printf ("fct not called (%d on %d)\n", fct_cnt, __LINE__);
result = 1;
}
else if (fct_guardsize != 32 * ps)
{
printf ("fct_guardsize %zd != %zd\n", fct_guardsize, 32 * ps);
result = 1;
}
if (mq_notify (q, &ev) != 0)
{
printf ("third mq_notify (q, { SIGEV_NONE }) failed with: %m\n");
result = 1;
}
if (mq_notify (q, NULL) != 0)
{
printf ("mq_notify (q, NULL) failed with: %m\n");
result = 1;
}
if (pthread_attr_destroy (&nattr) != 0)
{
puts ("pthread_attr_destroy failed");
result = 1;
}
if (mq_unlink (name) != 0)
{
printf ("mq_unlink failed: %m\n");
result = 1;
}
if (mq_close (q) != 0)
{
printf ("mq_close failed: %m\n");
result = 1;
}
memset (&ev, 0x55, sizeof (ev));
ev.sigev_notify = SIGEV_THREAD;
ev.sigev_notify_function = fct;
ev.sigev_notify_attributes = NULL;
ev.sigev_value.sival_int = 0;
if (mq_notify (q, &ev) == 0)
{
puts ("mq_notify on closed mqd_t unexpectedly succeeded");
result = 1;
}
else if (errno != EBADF)
{
printf ("mq_notify on closed mqd_t did not fail with EBADF: %m\n");
result = 1;
}
if (fct_err)
result = 1;
return result;
}
