def engine_server_setup(self, server_ip_host=None):
server_ip, server_name = server_ip_host or (None, None)
old_ip = None
old_hostname = None
if hasattr(self, 'server_ip'):
old_ip = self.server_ip
old_hostname = self.server_hostname
self.server_ip = str(server_ip)
self.server_hostname = str(server_name)
ctx = None
if server_ip is None:
self.server_ip = '127.0.0.1'
self.server_hostname = socket.gethostname()
if hasattr(self, 'engine'):
client = self.engine.client
ctx = client.ctx
else:
self.engine = None
if old_ip != self.server_ip and old_hostname != self.server_hostname:
if self.engine is not None:
self.engine.cleanup()
self._disconnect_signals()
# self.engine.deleteLater()
sip.delete(self.engine)
del self.engine
self.engine = None
client = obci_script.client_server_prep(server_ip=self.server_ip,
zmq_ctx=ctx,
start_srv=True)
if client is None:
self.quit()
self.exp_states = {}
self.engine = OBCILauncherEngine(client, self.server_ip)
self._connect_signals()
if self.server_ip and self.server_hostname != socket.gethostname():
self.setWindowTitle(self.basic_title + ' - ' + 'remote connection ' + \
' (' +self.server_ip + ' - ' + self.server_hostname + ')')
else:
self.setWindowTitle(self.basic_title + ' - ' + 'local connection (' +\
self.server_hostname + ')')
if old_ip is not None:
self.engine.update_ui.emit(None)
