void
zsys_set_max_sockets (size_t max_sockets)
{
zsys_init ();
ZMUTEX_LOCK (s_mutex);
// If the app is misusing this method, burn it with fire
if (s_open_sockets)
zsys_error ("zsys_max_sockets() is not valid after creating sockets");
assert (s_open_sockets == 0);
s_max_sockets = max_sockets ? max_sockets : zsys_socket_limit ();
ZMUTEX_UNLOCK (s_mutex);
}
JNIEXPORT jlong JNICALL
Java_org_zeromq_czmq_Zsys__1_1socketLimit (JNIEnv *env, jclass c)
{
jlong socket_limit_ = (jlong) zsys_socket_limit ();
return socket_limit_;
}
///
// Return maximum number of ZeroMQ sockets that the system will support.
size_t QmlZsysAttached::socketLimit () {
return zsys_socket_limit ();
};
void
zsys_test (bool verbose)
{
printf (" * zsys: ");
if (verbose)
printf ("\n");
// @selftest
zsys_catch_interrupts ();
// Check capabilities without using the return value
int rc = zsys_has_curve ();
if (verbose) {
char *hostname = zsys_hostname ();
zsys_info ("host name is %s", hostname);
free (hostname);
zsys_info ("system limit is %zd ZeroMQ sockets", zsys_socket_limit ());
}
zsys_set_io_threads (1);
zsys_set_max_sockets (0);
zsys_set_linger (0);
zsys_set_sndhwm (1000);
zsys_set_rcvhwm (1000);
zsys_set_pipehwm (2500);
assert (zsys_pipehwm () == 2500);
zsys_set_ipv6 (0);
rc = zsys_file_delete ("nosuchfile");
assert (rc == -1);
bool rc_bool = zsys_file_exists ("nosuchfile");
assert (rc_bool != true);
rc = (int) zsys_file_size ("nosuchfile");
assert (rc == -1);
time_t when = zsys_file_modified (".");
assert (when > 0);
mode_t mode = zsys_file_mode (".");
assert (S_ISDIR (mode));
assert (mode & S_IRUSR);
assert (mode & S_IWUSR);
zsys_file_mode_private ();
rc = zsys_dir_create ("%s/%s", ".", ".testsys/subdir");
assert (rc == 0);
when = zsys_file_modified ("./.testsys/subdir");
assert (when > 0);
assert (!zsys_file_stable ("./.testsys/subdir"));
rc = zsys_dir_delete ("%s/%s", ".", ".testsys/subdir");
assert (rc == 0);
rc = zsys_dir_delete ("%s/%s", ".", ".testsys");
assert (rc == 0);
zsys_file_mode_default ();
int major, minor, patch;
zsys_version (&major, &minor, &patch);
assert (major == CZMQ_VERSION_MAJOR);
assert (minor == CZMQ_VERSION_MINOR);
assert (patch == CZMQ_VERSION_PATCH);
char *string = zsys_sprintf ("%s %02x", "Hello", 16);
assert (streq (string, "Hello 10"));
free (string);
char *str64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890,.";
int num10 = 1234567890;
string = zsys_sprintf ("%s%s%s%s%d", str64, str64, str64, str64, num10);
assert (strlen (string) == (4 * 64 + 10));
free (string);
// Test logging system
zsys_set_logident ("czmq_selftest");
zsys_set_logsender ("inproc://logging");
void *logger = zsys_socket (ZMQ_SUB, NULL, 0);
assert (logger);
rc = zsocket_connect (logger, "inproc://logging");
assert (rc == 0);
rc = zmq_setsockopt (logger, ZMQ_SUBSCRIBE, "", 0);
assert (rc == 0);
if (verbose) {
zsys_error ("This is an %s message", "error");
zsys_warning ("This is a %s message", "warning");
zsys_notice ("This is a %s message", "notice");
zsys_info ("This is a %s message", "info");
zsys_debug ("This is a %s message", "debug");
zsys_set_logident ("hello, world");
zsys_info ("This is a %s message", "info");
zsys_debug ("This is a %s message", "debug");
// Check that logsender functionality is working
char *received = zstr_recv (logger);
assert (received);
zstr_free (&received);
}
zsys_close (logger, NULL, 0);
// @end
printf ("OK\n");
}
///
// Return maximum number of ZeroMQ sockets that the system will support.
size_t QZsys::socketLimit ()
{
size_t rv = zsys_socket_limit ();
return rv;
}
