def updateDittoFeature(self, mqttClient, deviceInfo, executionResult):
"""Creates or updates the feature on ditto which represents this software module.
Parameters
----------
mqttClient : paho.mqtt.client
The mqtt client that has the connection to the local mosquitto provided by the edge device.
executionResult : Object
Result of the script execution.
"""
dittoRspTopic = "{}/{}/things/twin/commands/modify".format(
deviceInfo.namespace, deviceInfo.deviceId)
value = {}
# See https://vorto.eclipseprojects.io/#/details/com.bosch.iotsuite.generic:Executor:1.0.0
value["definition"] = ["com.bosch.iotsuite.generic:Executor:1.0.0"]
value["properties"] = {}
value["properties"]["status"] = {
"files": self.files,
"executionResult": executionResult,
"executedAt": str(datetime.now())
}
path = "/features/" + self.featureId
rsp = DittoResponse(dittoRspTopic, path, None)
rsp.value = value
mqttClient.publish("e", rsp.toJson(), qos=1)
def register(self, mqttClient, deviceInfo):
"""Registers this agent as a feature in IoT-THings
Parameters
----------
mqttClient : paho.mqtt.client
The mqtt client that has the connection to the local mosquitto provided by the edge device.
deviceInfo : DeviceInfo
Information of this device in the context of its subscription.
"""
dittoRspTopic = "{}/{}/things/twin/commands/modify".format(
deviceInfo.namespace, deviceInfo.deviceId)
value = {}
value["definition"] = ["org.example:PerformanceTest:2.0.0"]
value["properties"] = {}
value["properties"]["status"] = {
"agentName": self.name,
"agentVersion": self.version
}
path = "/features/" + self.featureId
rsp = DittoResponse(dittoRspTopic, path, None)
rsp.value = value
mqttClient.publish("e", rsp.toJson(), qos=1)
def aknowledge(cmd, value=None):
status = 200
mosquittoTopic = "command///res/" + str(
cmd.getRequestId()) + "/" + str(status)
# print("======== Sending aknowledgement for ditto requestId: %s =============" %(cmd.getRequestId()))
aknPath = cmd.path.replace(
"inbox", "outbox"
) # # "/features/manually-created-lua-agent/outbox/messages/install"
rsp = DittoResponse(cmd.dittoTopic, aknPath, status)
rsp.prepareAknowledgement(cmd.dittoCorrelationId)
if value:
rsp.value = value
client.publish(mosquittoTopic, rsp.toJson())
print("======== Aknowledgement sent on topic " + mosquittoTopic +
" =============")