def Start():
# Make the "modbus" file as executable
st = os.stat(EXECUTABLE_FILENAME)
os.chmod(EXECUTABLE_FILENAME, st.st_mode | stat.S_IEXEC)
# Loading devices configuration
lastQuery = {}
try:
if Constellation.GetSetting("Devices"):
for device in json.loads(Constellation.GetSetting("Devices")):
Constellation.WriteInfo(
"Registering '%s' (interval: %d ms)" %
(device["Name"], device["RequestInterval"]))
lastQuery[device["Name"]] = 0
typeDescriptor = []
for prop in device["Properties"]:
typeDescriptor.append({
"Name":
prop["Name"],
"Type":
prop["Type"] if "Type" in prop else "",
"Description":
prop["Description"] if "Description" in prop else ""
})
Constellation.DescribeStateObjectType(
"Modbus.%s" % device["StateObjectTypeName"],
"%s's datas" % device["StateObjectTypeName"],
typeDescriptor)
Constellation.DeclarePackageDescriptor()
except Exception, e:
Constellation.WriteError(
"Error while loading the device's configuration : %s" % str(e))
def Start():
# Make the "GetTSL2561" file as executable
st = os.stat(EXECUTABLE_FILENAME)
os.chmod(EXECUTABLE_FILENAME, st.st_mode | stat.S_IEXEC)
# Describe StateObject
Constellation.DescribeStateObjectType("LightSensor.Lux",
"Lux data informations",
[{
'Name': 'Broadband',
'Type': 'int'
}, {
'Name': 'IR',
'Type': 'int'
}, {
'Name': 'Lux',
'Type': 'int'
}])
Constellation.DeclarePackageDescriptor()
# Main loop
if (bool(Constellation.GetSetting("EnableTSL2561"))):
Constellation.WriteInfo("LuxSensor is ready !")
lastSend = 0
while Constellation.IsRunning:
if (bool(Constellation.GetSetting("EnableTSL2561"))):
ts = int(round(time.time()))
if ts - lastSend >= int(Constellation.GetSetting("Interval")):
DoMeasure()
lastSend = ts
time.sleep(1)
def OnStart():
# Register callback on package shutdown
Constellation.OnExitCallback = OnExit
# Write log & common properties
Constellation.WriteInfo("Hi I'm '%s' and I currently running on %s and %s to Constellation" % (Constellation.PackageName, Constellation.SentinelName if not Constellation.IsStandAlone else 'local sandbox', "connected" if Constellation.IsConnected else "disconnected"))
# GetSetting
Constellation.WriteInfo("Demo1 = " + str(Constellation.GetSetting("Demo1"))) # If setting not exist, return None !
# Send message without parameter
Constellation.SendMessage("DemoPackage", "HelloWorld", [], Constellation.MessageScope.package)
# Send message with 2 parameter
Constellation.SendMessage("DemoPackage", "SendMessage", [ "+33123456789", "Hi" ], Constellation.MessageScope.package)
# Send message with complex parameter
Constellation.SendMessage("DemoPackage", "DemoComplex", { "A": "This is a string", "B": 123, "C": True }, Constellation.MessageScope.package)
# Send message "MessageCallbackWithComplexeResponse" with "123" as parameter to "Demo" pasckage and write the "A" property of the response
Constellation.SendMessageWithSaga(lambda response: Constellation.WriteInfo("A=%s" % response.A), "Demo", "MessageCallbackWithComplexResponse", 123)
# Push basic StateObject
Constellation.PushStateObject("DemoStr", "Demo de seb") # StateObject with "String" as value
Constellation.PushStateObject("DemoBool", False, lifetime=10) # StateObject with "Bool" as value and a lifetime (10 sec here)
Constellation.PushStateObject("DemoInt", 123, metadatas={ "DeviceId":"RPi", "Serial":"123" }) # StateObject with "Int" as value and metadatas
Constellation.PushStateObject("DemoFloat", 12.45, metadatas={ "DeviceId":"RPi", "Serial":"123" }, lifetime=10) # StateObject with "Float" as value, metadatas and lifetime
# Custom type descriptions
Constellation.DescribeMessageCallbackType("CredentialInfo", "Credential information", [
{ 'Name':'Username', 'Type':'string', 'Description': 'The username' },
{ 'Name':'Password', 'Type':'string', 'Description': 'The password' },
])
Constellation.DescribeStateObjectType("DemoType", "Demo type", [
{ 'Name':'Sender', 'Type':'string', 'Description': 'The demo' },
{ 'Name':'Credential', 'Type':'CredentialInfo', 'Description': 'The credential nested demo' }
])
Constellation.DeclarePackageDescriptor()
# Push complex StateObject
Constellation.PushStateObject("Demo", { "Sender": "DemoPython", "Credential": { "Username": "******", "Password":"******" } }, "DemoType", { "DeviceId": "RPi", "Serial":"123" }) # StateObject with custom type
# WriteInfo, WriteWarn & WriteError
Constellation.WriteInfo("Hello world from Python !")
Constellation.WriteWarn("This is a warning !")
Constellation.WriteError("This is an error !")
# Last StateObjects of the previous instance
if Constellation.LastStateObjects:
for so in Constellation.LastStateObjects:
Constellation.WriteInfo(" + %s @ %s" % (so.Name, so.LastUpdate))