def connect(self, serial_port=None, speed=None):
# Render the connect page
if serial_port is None:
error_message = cherrypy.session.get(
'error_message') #@UndefinedVariable
cherrypy.session['error_message'] = None #@UndefinedVariable
template = self.jinja2_env.get_template(
'web-ui-select-serial-port.html')
return template.render(error_message=error_message)
# Try to conect
error_message = None # holds the error messages, and used as a flag too.
serial_port = serial_port.strip()
if serial_port: # != None
try:
logger.info("Trying to connect to %s", serial_port)
proxy = ArduinoProxy(tty=serial_port, speed=int(speed))
logger.info("Connected OK")
self.proxy = proxy
raise cherrypy.HTTPRedirect(
"/") # Connect OK -> redirect to '/'
except cherrypy.HTTPRedirect, cherrypy_redirect:
raise cherrypy_redirect
except ArduinoProxy, ap_exception:
error_message = str(ap_exception)
logger.exception("Couldn't create instance of ArduinoProxy")
def main(): # pylint: disable=R0915
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Test autoconnect()
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
logging.basicConfig(level=logging.DEBUG)
print "Test autoconnect()"
proxy = ArduinoProxy()
proxy.autoconnect()
proxy.ping()
proxy.close()
def main():
if len(sys.argv) == 1:
tty_device = os.environ['TTY_DEVICE']
analog_port = os.environ['ANALOG_PORT']
proxy = ArduinoProxy(tty_device, 9600)
sum = 0.0
for i in range(0, COUNT):
value = proxy.analogRead(int(analog_port))
value = ((5.0 * value * 100.0) / 1024.0)
sum = sum + value
value = sum / float(COUNT)
print "temp.value %.2f" % value
else:
if sys.argv[1] == "config":
print "graph_title Temperature"
print "graph_args --vertical-label Temperature"
print "graph_category arduino"
print "temp.label Temperature"
print "temp.type GAUGE"
def main():
if len(sys.argv) == 1:
tty_device = os.environ['TTY_DEVICE']
analog_port = os.environ['ANALOG_PORT']
proxy = ArduinoProxy(tty_device, 9600)
sum = 0.0
for i in range(0, COUNT):
value = proxy.analogRead(int(analog_port))
value = ((5.0 * value * 100.0)/1024.0)
sum = sum + value
value = sum/float(COUNT)
print "temp.value %.2f" % value
else:
if sys.argv[1] == "config":
print "graph_title Temperature"
print "graph_args --vertical-label Temperature"
print "graph_category arduino"
print "temp.label Temperature"
print "temp.type GAUGE"
def default_main(optparse_usage="usage: %prog [options] serial_device",
add_options_callback=None, args_validator=default_args_validator):
"""
Utility method to help creation of programs around ArduinoProxy. This method configures logging
and initial wait, and creates the ArduinoProxy instance.
Parameters:
- add_options_callback: callback method to let the user of 'main_utils()' add options.
This method is called, and the 'parser' instance is passed as parameter.
- args_validator: method that validates the args.
Returns:
- options, args, proxy
"""
parser = optparse.OptionParser(usage=optparse_usage)
parser.add_option("--debug",
action="store_true", dest="debug", default=False,
help="Configure logging to show debug messages.")
parser.add_option("--arduino-debug",
action="store_true", dest="arduino_debug", default=False,
help="Configure the proxy to debug all the comunication with Arduino (implies --info).")
parser.add_option("--info",
action="store_true", dest="info", default=False,
help="Configure logging to show info messages.")
parser.add_option("--initial-wait",
action="store", dest="initial_wait", default=None,
help="How many seconds wait before conect (workaround for auto-reset on connect).")
parser.add_option("--dont-call-validate-connection",
action="store_true", dest="dont_call_validate_connection", default=False,
help="Don't call validateConnection() on startup (the default is " + \
"to call validateConnection() automatically at startup).")
if not add_options_callback is None:
add_options_callback(parser)
(options, args) = parser.parse_args()
if len(args) == 0:
parser.error("must specify the serial device (like /dev/ttyACM0). " + \
"Serial devices that looks like Arduinos: %s." % ', '.join(glob.glob('/dev/ttyACM*')))
if args_validator:
args_validator(parser, options, args)
if options.debug:
logging.basicConfig(level=logging.DEBUG)
elif options.info or options.arduino_debug:
logging.basicConfig(level=logging.INFO)
else:
logging.basicConfig(level=logging.ERROR)
if options.initial_wait == 0:
proxy = ArduinoProxy(args[0], 9600, wait_after_open=0,
call_validate_connection=not(options.dont_call_validate_connection))
else:
if options.initial_wait is None:
logging.info("Waiting some seconds to let the Arduino reset...")
proxy = ArduinoProxy(args[0], 9600,
call_validate_connection=not(options.dont_call_validate_connection))
else:
initial_wait = int(options.initial_wait)
if initial_wait > 0:
logging.info("Waiting %d seconds to let the Arduino reset...", initial_wait)
proxy = ArduinoProxy(args[0], 9600, wait_after_open=initial_wait,
call_validate_connection=not(options.dont_call_validate_connection))
if options.arduino_debug:
proxy.enableDebug()
return options, args, proxy
def setUp(self): # pylint: disable=C0103
self.proxy = ArduinoProxy.create_emulator()
def setUp(self): # pylint: disable=C0103
self.proxy = ArduinoProxy.create_emulator(
initial_input_buffer_contents="** SOME TEXT **\n" * 5)
def default_main(optparse_usage="usage: %prog [options] serial_device",
add_options_callback=None,
args_validator=default_args_validator,
connect_only_if_device_specified=False):
"""
Utility method to help creation of programs around ArduinoProxy. This method configures logging
and initial wait, and creates the ArduinoProxy instance.
Parameters:
- add_options_callback: callback method to let the user of 'main_utils()' add options.
This method is called, and the 'parser' instance is passed as parameter.
- args_validator: method that validates the args.
Returns:
- options, args, proxy
"""
parser = optparse.OptionParser(usage=optparse_usage)
parser.add_option("--debug",
action="store_true",
dest="debug",
default=False,
help="Configure logging to show debug messages.")
parser.add_option(
"--arduino-debug",
action="store_true",
dest="arduino_debug",
default=False,
help=
"Configure the proxy to debug all the comunication with Arduino (implies --info)."
)
parser.add_option("--info",
action="store_true",
dest="info",
default=False,
help="Configure logging to show info messages.")
parser.add_option(
"--initial-wait",
action="store",
dest="initial_wait",
default=None,
help=
"How many seconds wait before conect (workaround for auto-reset on connect)."
)
parser.add_option("--dont-call-validate-connection",
action="store_true", dest="dont_call_validate_connection", default=False,
help="Don't call validateConnection() on startup (the default is " + \
"to call validateConnection() automatically at startup).")
if not add_options_callback is None:
add_options_callback(parser)
(options, args) = parser.parse_args()
if len(args) == 0 and not connect_only_if_device_specified:
parser.error("must specify the serial device (like /dev/ttyACM0). " + \
"Serial devices that looks like Arduinos: %s." % ', '.join(glob.glob('/dev/ttyACM*')))
if args_validator:
args_validator(parser, options, args)
if options.debug:
logging.basicConfig(level=logging.DEBUG)
elif options.info or options.arduino_debug:
logging.basicConfig(level=logging.INFO)
else:
logging.basicConfig(level=logging.ERROR)
if connect_only_if_device_specified and len(args) == 0:
return options, args, None
else:
if options.initial_wait == 0:
proxy = ArduinoProxy(
args[0],
9600,
wait_after_open=0,
call_validate_connection=not (
options.dont_call_validate_connection)).connect()
else:
if options.initial_wait is None:
logging.info(
"Waiting some seconds to let the Arduino reset...")
proxy = ArduinoProxy(
args[0],
9600,
call_validate_connection=not (
options.dont_call_validate_connection)).connect()
else:
initial_wait = int(options.initial_wait)
if initial_wait > 0:
logging.info(
"Waiting %d seconds to let the Arduino reset...",
initial_wait)
proxy = ArduinoProxy(
args[0],
9600,
wait_after_open=initial_wait,
call_validate_connection=not (
options.dont_call_validate_connection)).connect()
if options.arduino_debug:
proxy.enableDebug()
return options, args, proxy
def setUp(self): # pylint: disable=C0103
self.proxy = ArduinoProxy.create_emulator()
def setUp(self): # pylint: disable=C0103
self.proxy = ArduinoProxy.create_emulator(
initial_input_buffer_contents="** SOME TEXT **\n" * 5)
def connect_emulator(self):
logger.info("Creating EMULATOR...")
self.proxy = ArduinoProxy.create_emulator()
raise cherrypy.HTTPRedirect("/") # Connect OK -> redirect to '/'
def connect_emulator(self):
logger.info("Creating EMULATOR...")
self.proxy = ArduinoProxy.create_emulator()
raise cherrypy.HTTPRedirect("/") # Connect OK -> redirect to '/'
