def nodes_trigger_callback():
"""
Trigger Callback
Called when node gpio triggered
---
tags:
- sensors
responses:
200:
description: Returns node data
"""
payload = request.get_json()
id = int(payload.get("id"))
data = payload.get("data")
node = Node.get_by_id(id)
if node.printer_id:
printer = Printer.get_by_id(node.printer_id)
if printer.status in ["completed", "cancelled"]:
t = Command(printer.id, hub.log, "clear", hub.Webapi)
else:
t = Command(printer.id, hub.log, "cancel", hub.Webapi)
t.start()
for sensor in node.sensors:
if sensor.sensor_type == "LED":
url = sensor.led_on()
t = threading.Thread(target=requests.get,
args=(url,))
t.start()
#r = requests.get(url, timeout=10)
d = {'id': id,
'data': data}
return json.jsonify(d)
def sensor_delete(sensor_id):
"""
Delete a Sensor
---
tags:
- sensors
responses:
200:
description: Returns "Deleted"
"""
sensor = Sensor.get_by_webid(sensor_id)
node = Node.get_by_id(sensor.node_id)
node.remove_sensor(sensor.id)
return json.jsonify({'message': 'Deleted'}), 201
def activate_node(payload = None):
"""
Activate Node
Called by node to activate itself on the hub
---
tags:
- nodes
responses:
200:
description: Returns a list of sensors
"""
global nodes
id = int(request.args.get("id"))
ip = str(request.args.get("ip"))
port = int(request.args.get("port", 80))
log = hub.log
listener = hub.node_listeners
node = Node.get_by_id(id)
if node:
node.update(ip=ip)
if not listener.is_alive(id):
t = NodeCollector(id, hub.Webapi, hub.log)
t.start()
listener.add_thread(id, t)
log.log("Node " + str(id) + " is now online.")
return json.jsonify({'message': "Node " + str(id)
+ " is now online."}),201
if listener.is_alive(id):
log.log("Node " + str(id)
+ " is already online but tried"
+ " to activate again, Updated it's data")
return json.jsonify({'message': "Node " + str(id)
+ " was already online"}),201
else:
node = Node(id, ip)
t = NodeCollector(id, hub.Webapi, hub.log)
t.start()
listener.add_thread(id, t)
updates = {"nodes": []}
node_updates = updates.get("nodes")
for node in Node.get_all(fresh=True):
if node.printer_id == None:
node_updates.append(node.id)
t = threading.Thread(target=hub.Webapi.update_nodes,args=updates)
t.start()
return json.jsonify({"message": str(id) + " has been activated."}),201
def post(self, user, project, nodes, current_node=None):
title = self.request.get('title')
if title:
def transaction():
q = Node.all()
q.ancestor(project)
q.filter('title =', title)
node = q.get()
if node is None:
node = Node(
parent=project,
title=title,
)
node.put()
return node
node = db.run_in_transaction(transaction)
self.redirect(node.permalink)
return
if current_node:
try:
association_id = long(self.request.get('association'))
except ValueError:
pass
else:
association = Node.get_by_id(association_id, parent=project)
if association:
associations = set(current_node.associations)
associations.add(association.key())
associations.discard(current_node.key())
current_node.associations = list(associations)
current_node.put()
self.redirect(current_node.permalink)
return
self.redirect(project.permalink)
def post(self, user, project, nodes, current_node=None):
title = self.request.get('title')
if title:
def transaction():
q = Node.all()
q.ancestor(project)
q.filter('title =', title)
node = q.get()
if node is None:
node = Node(
parent=project,
title=title,
)
node.put()
return node
node = db.run_in_transaction(transaction)
self.redirect(node.permalink)
return
if current_node:
try:
association_id = long(self.request.get('association'))
except ValueError:
pass
else:
association = Node.get_by_id(association_id, parent=project)
if association:
associations = set(current_node.associations)
associations.add(association.key())
associations.discard(current_node.key())
current_node.associations = list(associations)
current_node.put()
self.redirect(current_node.permalink)
return
self.redirect(project.permalink)
def run(self):
"""TODO: Docstring for run.
:returns: TODO
"""
id = self.node_id
webapi = self.webapi
log = self.log
node = Node.get_by_id(id)
log.log("NodeCollector starting for node " + str(id))
sleep(10)
failures = 0
while(True):
node = Node.get_by_id(id, fresh=True)
ip = node.ip
sensors = node.sensors
if self.stopped == True:
log.log("NodeCollector for node " + str(id)
+ " was requested to stop. Exiting...")
return 0
for sensor in sensors:
pin = sensor.pin
webid = sensor.webid
sensor_type = sensor.sensor_type
if pin == None or sensor_type == None:
continue
if sensor_type in ["TEMP", "DOOR", "HUMI", "TRIG"]:
url = sensor.get_url()
elif sensor_type in ["LED"]:
printer = Printer.get_by_id(node.printer_id)
if printer:
if printer.status in ["completed", "cancelled"]:
url = sensor.led_flash()
else:
url = sensor.led_on()
else:
continue
elif sensor_type in ["POWER"]:
url = sensor.power_on()
else:
continue
try:
response = requests.get(url, timeout=10)
except requests.ConnectionError:
log.log("ERROR: Could not connect to " + url)
response = None
except requests.exceptions.Timeout:
log.log("ERROR: Timeout occured on " + url)
response = None
if response == None:
failures += 1
if failures > 10:
log.log("ERROR: Could not collect"
+ " sensor data from node " + str(id)
+ ". NodeCollector exiting...")
return -1
continue
if response.status_code != 200:
log.log("ERROR Response from "
+ str(id) + " returned status code "
+ str(response.status_code) + " on "
+ response.url)
else:
recent_json = response.json()
ret = sensor.set_value(recent_json)
data = sensor.to_web()
if data != None and data.get("id") != None:
webapi.add_data(data)
sleep(3)
sleep(3)
def run(self):
"""TODO: Docstring for run.
:returns: TODO
"""
id = self.node_id
webapi = self.webapi
log = self.log
node = Node.get_by_id(id)
log.log("NodeCollector starting for node " + str(id))
sleep(10)
failures = 0
while (True):
node = Node.get_by_id(id, fresh=True)
ip = node.ip
sensors = node.sensors
if self.stopped == True:
log.log("NodeCollector for node " + str(id) +
" was requested to stop. Exiting...")
return 0
for sensor in sensors:
pin = sensor.pin
webid = sensor.webid
sensor_type = sensor.sensor_type
if pin == None or sensor_type == None:
continue
if sensor_type in ["TEMP", "DOOR", "HUMI", "TRIG"]:
url = sensor.get_url()
elif sensor_type in ["LED"]:
printer = Printer.get_by_id(node.printer_id)
if printer:
if printer.status in ["completed", "cancelled"]:
url = sensor.led_flash()
else:
url = sensor.led_on()
else:
continue
elif sensor_type in ["POWER"]:
url = sensor.power_on()
else:
continue
try:
response = requests.get(url, timeout=10)
except requests.ConnectionError:
log.log("ERROR: Could not connect to " + url)
response = None
except requests.exceptions.Timeout:
log.log("ERROR: Timeout occured on " + url)
response = None
if response == None:
failures += 1
if failures > 10:
log.log("ERROR: Could not collect" +
" sensor data from node " + str(id) +
". NodeCollector exiting...")
return -1
continue
if response.status_code != 200:
log.log("ERROR Response from " + str(id) +
" returned status code " +
str(response.status_code) + " on " + response.url)
else:
recent_json = response.json()
ret = sensor.set_value(recent_json)
data = sensor.to_web()
if data != None and data.get("id") != None:
webapi.add_data(data)
sleep(3)
sleep(3)
