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from st2actions.runners.pythonrunner import Action |
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import paho.mqtt.publish as publish |
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class PublishAction(Action): |
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def __init__(self, config): |
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super(PublishAction, self).__init__(config) |
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# Sensor/Action Mismatch |
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self._config = self.config |
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self._client = None |
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self._hostname = self._config.get('hostname', None) |
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self._port = self._config.get('port', 1883) |
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self._protocol = self._config.get('protocol', 'MQTTv311') |
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self._client_id = self._config.get('client_id', None) |
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self._userdata = self._config.get('userdata', None) |
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self._username = self._config.get('username', None) |
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self._password = self._config.get('password', None) |
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self._subscribe = self._config.get('subscribe', None) |
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self._ssl = self._config.get('ssl', False) |
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self._ssl_cacert = self._config.get('ssl_cacert', None) |
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self._ssl_cert = self._config.get('ssl_cert', None) |
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self._ssl_key = self._config.get('ssl_key', None) |
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self._ssl_payload = None |
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self._auth_payload = None |
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def run(self, topic, message=None, qos=0, retain=False): |
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if self._username: |
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self._auth_payload = { |
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'username': self._username, |
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'password': self._password, |
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} |
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if self._ssl: |
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if not self._ssl_cacert: |
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raise ValueError('Missing "ssl_cacert" config option') |
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if not self._ssl_cert: |
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raise ValueError('Missing "ssl_cert" config option') |
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if not self._ssl_key: |
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raise ValueError('Missing "ssl_key" config option') |
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self._ssl_payload = { |
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'ca_certs': self._ssl_cacert, |
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'certfile': self._ssl_cert, |
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'keyfile': self._ssl_key, |
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} |
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publish.single(topic, payload=message, qos=qos, retain=retain, |
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hostname=self._hostname, port=self._port, |
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client_id=self._client_id, keepalive=60, |
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auth=self._auth_payload, tls=self._ssl_payload, |
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protocol=self._protocol) |
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