def pub(topic, value):
if topic is not None and len(topic) > 0:
for t in topic:
publisher.publish(t,
json.dumps(
{args.shadow_var: value, awsiot.MESSAGE: "{} {}".format(args.shadow_var, value)}))
publisher.publish(awsiot.iot_thing_topic(args.thing), awsiot.iot_payload(awsiot.REPORTED, {args.shadow_var: value}))
def pub(temp, humid):
if args.topic is not None and len(args.topic) > 0:
for t in args.topic:
publisher.publish(t,
json.dumps({"temperature": temp, "humidity": humid,
awsiot.MESSAGE: "temperature: {} humidity: {}".format(temp, humid)}))
publisher.publish(awsiot.iot_thing_topic(args.thing),
awsiot.iot_payload(awsiot.REPORTED, {'temperature': temp, 'humidity': humid}))
def pub(dist):
if args.topic is not None and len(args.topic) > 0:
for t in args.topic:
publisher.publish(
t,
json.dumps({
"distance": dist,
awsiot.MESSAGE: "distance: {}".format(dist)
}))
publisher.publish(awsiot.iot_thing_topic(args.thing),
awsiot.iot_payload(awsiot.REPORTED, {'distance': dist}))
def callback(client, user_data, message):
logging.debug("received {} {}".format(message.topic, message))
distance = get_distance(args.trigger_pin, args.echo_pin, args.iterations)
logging.info('median distance {} cm'.format(distance))
if distance:
for topic in args.topic:
if args.min_value <= distance <= args.max_value:
if awsiot.topic_search(topic, message.topic):
mqtt.publish(
awsiot.iot_thing_topic(args.thing),
awsiot.iot_payload(awsiot.REPORTED,
{'distance': distance}))
else:
logging.warning('Unrecognized command')
else:
logging.warning(
'calculated distance ({} cm) outside range {} - {}'.format(
distance, args.min_value, args.max_value))
else:
logging.error('unable to calculate distance')
def callback(client, user_data, message):
logging.debug("received {} {}".format(message.topic, message))
for topic in args.topic:
cmd, arg = awsiot.topic_search(topic, message.topic)
if cmd == 'getAllProcessInfo':
logging.debug("command: {}".format(cmd))
try:
results = proxy.supervisor.getAllProcessInfo()
logging.info("getAllProcessInfo {}".format(results))
if args.thing:
supervised = []
for s in results:
supervised.append('{} ({})'.format(s['name'], s['statename']))
mqtt.publish(awsiot.iot_thing_topic(args.thing),
awsiot.iot_payload(awsiot.REPORTED, {'supervised': ', '.join(supervised)}))
except Exception as err:
logging.error("supervisor getAllProcessInfo failed: {}".format(err))
elif cmd == 'startProcess':
logging.debug("command: {}".format(cmd))
if arg:
try:
proxy.supervisor.startProcess(arg)
except Exception as err:
logging.error("supervisor startProcess {} failed {}".format(arg, err))
else:
logging.error('No argument: {}'.format(cmd, arg))
elif cmd == 'stopProcess':
logging.debug("command: {}".format(cmd))
if arg:
try:
proxy.supervisor.stopProcess(arg)
except Exception as err:
logging.error("supervisor stopProcess {} failed {}".format(arg, err))
else:
logging.error('No argument: {}'.format(cmd, arg))
else:
logging.warning('Unrecognized command: {}'.format(cmd))
level=args.log_level,
format=awsiot.LOG_FORMAT)
publisher = awsiot.MQTT(args.endpoint, args.rootCA, args.cert, args.key)
properties = {}
mem = psutil.virtual_memory()
disk = psutil.disk_usage('/')
properties["bootTime"] = datetime.datetime.fromtimestamp(
psutil.boot_time()).strftime(awsiot.DATE_FORMAT).strip()
if platform.system() == 'Darwin': # mac
properties["release"] = platform.mac_ver()[0]
elif platform.machine().startswith(
'arm') and platform.system() == 'Linux': # raspberry pi
properties["distribution"] = "{} {}".format(platform.dist()[0],
platform.dist()[1])
properties["hardware"] = "Pi Model {} V{}".format(
pi_info().model,
pi_info().pcb_revision)
properties["hostname"] = platform.node()
properties["machine"] = platform.machine()
properties["system"] = platform.system()
properties["totalDiskSpaceRoot"] = int(disk.total / (1024 * 1024))
properties["cpuProcessorCount"] = psutil.cpu_count()
properties["ramTotal"] = int(mem.total / (1024 * 1024))
for iface in NET_INTERFACES:
properties["{}IpAddress".format(iface)] = get_ip(iface)
publisher.publish(awsiot.iot_thing_topic(args.thing),
awsiot.iot_payload(awsiot.REPORTED, properties))
