class BridgeGlobal:
def __init__(self):
"""
Create global bridge, initialize the bridge client and the lock for synchronization.
"""
# initialize bridge
self.bridge = BridgeClient()
# initialize synchronization lock
self.lock = Lock()
def get(self, key):
"""
Get from the bridge with synchronization.
:param key: Key of the value (memory address).
:return: Value of the key.
"""
# acquire the synchronization lock
self.lock.acquire()
# get the value
value = self.bridge.get(key)
# release the synchronization lock
self.lock.release()
# return the value
return value
def put(self, key, value):
"""
Put the value in the bridge with synchronization.
:param key: Key of the value (memory address).
:param value: Value to set.
"""
# acquire the synchronization lock
self.lock.acquire()
# set the value
self.bridge.put(key, value)
# release the synchronization lock
self.lock.release()
#!/usr/bin/python
import cgi,sys,os
form = cgi.FieldStorage()
sys.path.insert(0,"/usr/lib/python2.7/bridge/")
from bridgeclient import BridgeClient
temps = float(form.getvalue("tempp"))
client = BridgeClient()
# loop to store most recent 20 temp/humid values
max_str = 20
ttt = client.get("temp")
jjj = ttt[0:len(ttt)-2]
#for num in range(19): # shift former values, drop the oldest values
if (len(jjj) < max_str):
for num in range(len(jjj),20):
jjj.append(0)
#first_query = os.environ["QUERY_STRING"]
#chk = client.get("temp");
#pp = len(chk)
#if (first_query == ""):
# ttt[0] = temps
#else:
# ttt[0] = 20
jjj.insert(0,temps)
#ttt = [122.0,125,111,temps]
ttt = jjj
client.put("temp",ttt); # store the recent value
on_register=on_register)
device_registration_with_retry()
LED_flash(1)
if __name__ == "__main__":
isChange = 0
resetCounter = 1
reConnecting = 0
while True:
try:
for f_name, type_ in idf_list:
type_ = json.dump(type_)
tmp = client.get(f_name)
if tmp is None:
continue
else:
client.delete(f_name)
v = type_(tmp)
if v is not None:
os.system(
r'echo "default-on" > /sys/class/leds/ds:green:wlan/trigger'
)
print('DAN.push({f}, {v!r})'.format(
f=f_name,
v=v,
))
dan.push(f_name, v)
# in just a few lines..
sock = socket.socket(socket.AF_INET, # Internet
socket.SOCK_DGRAM) # UDP
sock.bind(("", UDP_PORT))
#-----
# loop
#repeats ad nauseam
while True:
# waits until it receives data
data, addr = sock.recvfrom(512)
# print "received %r from %r" % (data, addr)
if data == "DISCOVERY_PACKET":
hardware_count = bridge.get('hardware_count')
data += ','
data += str(hardware_count)
state_update = bridge.get('state_update')
data += ','
data += state_update
# sends discovery packet
sock.sendto(data, (addr[0], UDP_PORT))
elif data == "7":
bridge.put('udp', data)
state_update = bridge.get('state_update')
sock.sendto(state_update, (addr[0], UDP_PORT))
else:
# puts data on arduino bridge
bridge.put('udp', data)
if should_echo and (data != last_packet):
incomming[f_name] = (incomming[f_name] + 1) % 10000
#client.put('incomming_'+f_name, str(incomming[f_name]))
#print ('Bridge: change incomming state of '+f_name)
print '{f}[{d}] -> {p} = {v}, incomming[{f}] = {i}'.format(
f=f_name,
d=index,
p=pin_name,
v=str(int(PIN[index])),
i=incomming[f_name],
)
os.system(r'echo "none" > /sys/class/leds/arduino:blue:wlan/trigger')
for f_name, type_ in idf_list:
tmp = client.get(f_name)
if tmp is None:
continue
else:
client.delete(f_name)
v = type_(tmp)
if v is not None:
os.system(r'echo "default-on" > /sys/class/leds/arduino:blue:wlan/trigger')
print 'DAN.push({f}, {v!r})'.format( f=f_name, v=v,)
DAN.push(f_name, v)
os.system(r'echo "none" > /sys/class/leds/arduino:blue:wlan/trigger')
if reConnecting:
LED_flash(1)
reConnecting = 0
from bridgeclient import BridgeClient
client = BridgeClient()
logBuffer = []
logBufferMaxLen = 24
def writeBufferToFile():
logFile = open('tempLog.log', 'w')
for entry in logBuffer:
logFile.write(entry + '\n')
logFile.close()
while True:
timeStruct = time.localtime(time.time())
# write into log every hour
if timeStruct[4] == 0:
val = client.get('temp')
currentTime = time.strftime('%H:%M%:%S', timeStruct)
entry = currentTime + ' ' + val
logBuffer.append(entry)
if len(logBuffer) > logBufferMaxLen:
logBuffer.pop(0)
writeBufferToFile()
time.sleep(1)
addr = None
#-----
print "Setup the UDP Socket..."
# set up UDP server. Python can do a simple server
# in just a few lines..
sock = socket.socket(socket.AF_INET, # Internet
socket.SOCK_DGRAM) # UDP
sock.bind(("", UDP_PORT))
sock.settimeout(1.0)
#-----
# loop
#repeats ad nauseam
while True:
# check if theres packets from serial, send if they are available
arduino_data = bridge.get('from_arduino')
if arduino_data and addr:
#print "received %r with size %r" % (arduino_data, len(arduino_data))
sock.sendto(arduino_data, (addr[0], UDP_PORT))
bridge.put('from_arduino', "")
# waits to receive data, timeout
try:
udp_data, addr = sock.recvfrom(512)
#print "received %r from %r" % (udp_data, addr)
if udp_data:
bridge.put('from_udp', udp_data)
except socket.timeout as err:
pass
#!/usr/bin/python
import sys,time,socket
sys.path.insert(0,"/usr/lib/python2.7/bridge/")
from bridgeclient import BridgeClient
client = BridgeClient()
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(5)
while 1:
ttt = client.get("temp")
dur = client.get("water_duration_min")
print ttt[0]
print dur
if float(ttt[0]) > 35.0:
print "turn on valve\n"
try:
s.connect(("192.168.240.146",8081))
except:
print "Unable to connect"
exit()
s.send("GET /a0 /HTTP1.1 \r\n")
time.sleep(int(dur))
print "turn off valve\n"
s.send("GET /a1 HTTP/1.1\r\n")
s.close()
time.sleep(5)
time.sleep(5)
# your projects.
#
# In no event shall ArduinoMeetsLinux.com be liable for any special,
# indirect, incidental, or consequential damages (including, but not
# limited to, loss of data and damage to systems) arising in any way
# out of the use, reproduction, modification and/or distribution of
# this code.
import sys, time, os
sys.path.insert(0, "/usr/lib/python2.7/bridge/")
from bridgeclient import BridgeClient
client = BridgeClient()
#client.put("MCP9808_Temperature",54)
#temp = float(client.get("MCP9808_Temperature"))
temp1 = client.get("temp")
temp = temp1[0]
unit = os.environ["QUERY_STRING"]
if unit == "":
unit = "C"
print "Content-type: text/html"
print
print """
<!DOCTYPE html>
<html>
<head>
<title>Project 1 - Building a Web-Based Temperature Monitor</title>
<link rel="stylesheet" href="/css/normal.css" type="text/css" />
<meta http-equiv="refresh" content="10">
<meta charset="UTF-8">
