def getTemps(self, sensors):
ret = {}
try:
for sens in sensors:
if self.firstSensorLoop:
log.debug("found sensor address %r, type=%r" %
(sens.address, sens.type))
if sens.type != 'DS18S20':
continue
try:
t = sens.temperature.strip()
if t == '85':
log.debug(
" sensor %s says 85 (C), power-on reset value" %
sens.address)
continue
tFar = float(t) * 9/5 + 32
log.debug(" %s reports temp %r F" % (sens.address, tFar))
except ow.exUnknownSensor, e:
log.warn(e)
continue
ret[sens] = tFar
except KeyboardInterrupt: raise
except Exception, e:
traceback.print_exc()
def getOk(url, timeout=1):
"""can we get a successful status from this url in a short time?"""
log.debug("testing %s" % url)
try:
resp = yield getPage(url, timeout=timeout)
except Exception, e:
log.warn("getPage %s", e)
returnValue(False)
def supervisorRestart(cmds, supervisor="http://localhost:9001"):
serv = xmlrpclib.ServerProxy(supervisor)
for c in cmds:
log.info("restarting %s", c)
try:
serv.supervisor.stopProcessGroup(c)
except xmlrpclib.ResponseError, e:
log.warn("supervisor.stopProcessGroup error %r, ignoring", e)
serv.supervisor.startProcess(c)
def updateLcd(self):
whole = "%-147s%-21s" % (self.message, self.lastLine)
try:
restkit.request(url=self.putUrl,
method="PUT",
body=whole,
headers={"content-type":"text/plain"})
except socket.error, e:
log.warn("update lcd failed, %s" % e)
def put(self):
"""
request an immediate load of the remote graphs; the thing we
do in the background anyway. No payload.
Using PUT because this is idempotent and retryable and
everything.
todo: this should do the right thing when many requests come
in very quickly
"""
log.warn("immediateUpdate from %s %s - ignored",
self.request.headers.get('User-Agent', '?'),
self.request.headers['Host'])
self.set_status(202)
def getHttpTemps(self):
ret = {}
for url, name in [("http://star:9014/", "ariroom"),
("http://slash:9080/", "frontDoor"),
]:
for tries in range(3):
try:
res = restkit.Resource(url, timeout=5)
temp = json.loads(res.get("temperature").body_string(),
)['temp']
log.debug("got http temp %s = %r", name, temp)
ret[name] = temp
break
except Exception, e:
log.warn(e)
def barcodeWatch(arduino, postBarcode):
arduino.ser.write("\xff\xfb")
ret = arduino.readJson()
if not ret['barcode']:
return
if ret['barcode'] == "27 80 48 13 ":
return # scanner's beep response
arduino.ser.write("\xff\xfc")
arduino.readJson() # my beep response
s = ''.join(chr(int(x)) for x in ret['barcode'].split())
for code in s.split('\x02'):
if not code:
continue
if not code.endswith('\x03'):
log.warn("couldn't read %r", code)
return
codeType = {'A':'UPC-A',
'B':'JAN-8',
'E':'UPC-E',
'N':'NW-7',
'C':'CODE39',
'I':'ITF',
'K':'CODE128',
}[code[0]]
code = code[1:-1]
body = "%s %s %s ." % (
ROOM['barcodeScan'].n3(),
ROOM['read'].n3(),
ROOM['barcode/%s/%s' % (codeType, code)].n3())
body = body.encode('utf8')
print "body: %r" % body
fetch("http://bang:9071/oneShot",
method='POST',
timeout=1,
postdata=body,
headers={"content-type" : ["text/n3"]},
).addErrback(log.error)
def _onStatements(self, stmts):
# write rfid to new key, etc.
if len(stmts) > 0 and stmts[0][1] == ROOM['keyContents']:
return
log.warn("ignoring %s", stmts)
loop = ReadLoop(reader,
masterGraph,
overwrite_any_tag=arg['--overwrite_any_tag'])
port = 10012
reactor.listenTCP(port,
cyclone.web.Application([
(r"/(|.+\.html)", cyclone.web.StaticFileHandler, {
"path": ".",
"default_filename": "index.html"
}),
(r"/graph/rfid", CycloneGraphHandler, {
'masterGraph': masterGraph
}),
(r"/graph/rfid/events", CycloneGraphEventsHandler, {
'masterGraph': masterGraph
}),
(r'/output', OutputPage),
(r'/rewrite', Rewrite),
(r'/stats/(.*)', StatsHandler, {
'serverName': 'rfid'
}),
],
masterGraph=masterGraph,
debug=arg['-v']),
interface='::')
log.warn('serving on %s', port)
reactor.run()
def _onStatements(self, stmts):
# write rfid to new key, etc.
if len(stmts) > 0 and stmts[0][1] == ROOM['keyContents']:
return
log.warn("ignoring %s", stmts)
defer.setDebugging(True)
masterGraph = PatchableGraph()
reader = NfcDevice() if not arg['-n'] else FakeNfc()
ie=InfluxExporter(Graph())
ie.exportStats(STATS, ['root.cardReadPoll.count',
'root.cardReadPoll.95percentile',
'root.newCardReads',
],
period_secs=10,
retain_days=7,
)
loop = ReadLoop(reader, masterGraph, overwrite_any_tag=arg['--overwrite_any_tag'])
port = 10012
reactor.listenTCP(port, cyclone.web.Application([
(r"/(|.+\.html)", cyclone.web.StaticFileHandler,
{"path": ".", "default_filename": "index.html"}),
(r"/graph", CycloneGraphHandler, {'masterGraph': masterGraph}),
(r"/graph/events", CycloneGraphEventsHandler,
{'masterGraph': masterGraph}),
(r'/output', OutputPage),
(r'/rewrite', Rewrite),
(r'/stats/(.*)', StatsHandler, {'serverName': 'rfid'}),
], masterGraph=masterGraph, debug=arg['-v']), interface='::')
log.warn('serving on %s', port)
reactor.run()
def step():
try:
t.step()
except Exception, e:
log.warn(e)
