issue running basicPubSub.py

[Priyalc]

Hi,

I am trying to ran basicPubSub.py from Amzon EC2 machine, after giving path for root CA, Cerificates & private key file path while running file i get below error:

2016-11-19 23:58:52,719 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Paho MQTT Client init.
2016-11-19 23:58:52,719 - AWSIoTPythonSDK.core.protocol.mqttCore - INFO - ClientID: basicPubSub
2016-11-19 23:58:52,719 - AWSIoTPythonSDK.core.protocol.mqttCore - INFO - Protocol: MQTTv3.1.1
2016-11-19 23:58:52,719 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Register Paho MQTT Client callbacks.
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - mqttCore init.
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Load CAFile from: /home/ec2-user/certificates/VeriSign-Class+3-Public-Primary-Certification-Authority-G5.pem
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Load Key from: /home/ec2-user/certificates/3b7c2ac37b-private.pem.key
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Load Cert from: /home/ec2-user/certificates/3b7c2ac37b-certificate.pem.crt
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for backoff timing: baseReconnectTime = 1 sec
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for backoff timing: maximumReconnectTime = 32 sec
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for backoff timing: minimumConnectTime = 20 sec
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for publish queueing: queueSize = -1
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for publish queueing: dropBehavior = Drop Newest
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Custom setting for draining interval: 0.5 sec
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Set maximum connect/disconnect timeout to be 10 second.
2016-11-19 23:58:52,720 - AWSIoTPythonSDK.core.protocol.mqttCore - DEBUG - Set maximum MQTT operation timeout to be 5 second
2016-11-19 23:58:52,721 - AWSIoTPythonSDK.core.protocol.mqttCore - INFO - Connection type: TLSv1.2 Mutual Authentication
Traceback (most recent call last):
File "basicPubSub.py", line 133, in
myAWSIoTMQTTClient.connect()
File "/usr/local/lib/python2.7/site-packages/AWSIoTPythonSDK/MQTTLib.py", line 403, in connect
return self._mqttCore.connect(keepAliveIntervalSecond)
File "/usr/local/lib/python2.7/site-packages/AWSIoTPythonSDK/core/protocol/mqttCore.py", line 290, in connect
self._pahoClient.connect(self._host, self._port, keepAliveInterval) # Throw exception...
File "/usr/local/lib/python2.7/site-packages/AWSIoTPythonSDK/core/protocol/paho/client.py", line 655, in connect
return self.reconnect()
File "/usr/local/lib/python2.7/site-packages/AWSIoTPythonSDK/core/protocol/paho/client.py", line 777, in reconnect
sock = socket.create_connection((self._host, self._port), source_address=(self._bind_address, 0))
File "/usr/lib64/python2.7/socket.py", line 557, in create_connection
for res in getaddrinfo(host, port, 0, SOCK_STREAM):
socket.gaierror: [Errno -2] Name or service not known

Please suggest. Thanks

[Priyalc]

Closing this issue. I know the problem now.

[atikantmehta]

What was your issue how you solved it please let me know it will be alot of help thanks in advance

[123joshuawu]

Same issue here on BasicShadowUpdater

[alex-sender21]

Keep seeing same issue