int
zfl_device_test (Bool verbose)
{
printf (" * zfl_device: ");
// Create a new device from the ZPL test file
zfl_device_t *device = zfl_device_new ("zfl_device_test.txt");
assert (device);
// Look for device that does not exist
void *socket = zfl_device_socket (device, "nosuch", "socket", ZMQ_SUB);
assert (socket == NULL);
zmq_close (socket);
// Look for existing device, configure it
char *main_device = zfl_device_locate (device, 0);
assert (*main_device);
assert (streq (main_device, "main"));
char *type = zfl_device_property (device, main_device, "type");
assert (*type);
assert (streq (type, "zmq_queue"));
char *endpoint = zfl_device_property (device, main_device, "frontend/endpoint");
assert (*endpoint);
assert (streq (endpoint, "valid-endpoint"));
// Configure two sockets
void *frontend = zfl_device_socket (device, main_device, "frontend", ZMQ_SUB);
assert (frontend);
zmq_close (frontend);
void *backend = zfl_device_socket (device, main_device, "backend", ZMQ_PUB);
assert (backend);
zmq_close (backend);
zfl_device_destroy (&device);
assert (device == NULL);
printf ("OK\n");
return 0;
}
// Starts a device as configured by a JSON or text config file
//
static void
s_start_configured_device (char *filename)
{
// Create and configure a zfl_device object
zfl_device_t *device = zfl_device_new (filename);
if (!device) {
printf ("E: '%s' can't be read, or has invalid syntax\n", filename);
exit (EXIT_FAILURE);
}
// Find first device
char *main_device = zfl_device_locate (device, 0);
if (!*main_device) {
printf ("E: No device specified, please read http://rfc.zeromq.org/spec:5\n");
exit (EXIT_FAILURE);
}
// Process device type
char *type = zfl_device_property (device, main_device, "type");
int device_type; // 0MQ defined type
int frontend_type; // Socket types depending
int backend_type; // on the device type
s_parse_device_type (type, &device_type, &frontend_type, &backend_type);
// Create and configure sockets
void *frontend = zfl_device_socket (device, main_device, "frontend", frontend_type);
assert (frontend);
void *backend = zfl_device_socket (device, main_device, "backend", backend_type);
assert (backend);
// Start the device now
if (zfl_device_verbose (device))
printf ("I: Starting device...\n");
// Will not actually ever return
zmq_device (device_type, frontend, backend);
zfl_device_destroy (&device);
}