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@@ -1,4 +1,4 @@
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-import threading, time
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+import threading, time,json
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from rocketmq.client import PushConsumer, ConsumeStatus, Producer, Message
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@@ -17,8 +17,8 @@ pip install rocketmq-client-python -i http://mirrors.aliyun.com/pypi/simple --tr
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3. 创建rocketmq主题(如果主题不存在)
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rocketmq 控制台创建主题
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-./mqadmin updateTopic -t alg_result -c DefaultCluster -n 192.168.1.70:9876
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-./mqadmin updateTopic -t alg_request -c DefaultCluster -n 192.168.1.70:9876
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+./mqadmin updateTopic -t alg-response -c DefaultCluster -n 192.168.1.70:9876
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+./mqadmin updateTopic -t alg-request -c DefaultCluster -n 192.168.1.70:9876
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3. 初始化
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RocketClient(name_server_address='http://192.168.1.70:8976')
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@@ -28,8 +28,8 @@ RocketClient.send_sync 发送消息
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"""
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-ALG_REQ_TOPIC = 'alg_request' # 算法触发主题
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-ALG_RESP_TOPIC = 'alg_result' # 算法运算结果主题
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+ALG_REQ_TOPIC = 'alg-request' # 算法触发主题
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+ALG_RESP_TOPIC = 'alg-response' # 算法运算结果主题
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class RocketClient:
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@@ -56,7 +56,7 @@ class RocketClient:
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print('start producer')
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@classmethod
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- def start_consuming(cls, topic, on_message, consumer_group='alg_consumer_group', expression='*'):
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+ def start_consuming(cls, topic, on_message, consumer_group='alg-req-consumer-group', expression='*'):
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"""
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创建消费端
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:param topic: 监听的消息主题
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@@ -119,6 +119,18 @@ if __name__ == '__main__':
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def on_msg(msg):
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try:
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print(f'msgId: {msg.id}, body: {msg.body.decode("utf-8")}')
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+
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+ # 回复运算结果
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+ body = {
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+ 'userName':"test",
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+ 'coolingStationName':'一期冷站',
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+ 'deviceName':'1号主机',
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+ 'coolingCapacity': 1926.9,
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+ 'COP':6.35,
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+ 'coolingWaterFlow': 639.2,
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+ 'time': time.time()
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+ }
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+ RocketClient.send_sync(ALG_RESP_TOPIC,body=json.dumps(body))
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return ConsumeStatus.CONSUME_SUCCESS
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except Exception as e:
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print(e)
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@@ -132,4 +144,4 @@ if __name__ == '__main__':
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if cmd == 'q':
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break
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# 发送算法触发消息
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- RocketClient.send_sync(ALG_REQ_TOPIC, body=cmd)
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+ RocketClient.send_sync(ALG_RESP_TOPIC, body=cmd)
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heshixin