feat: 添加所有文件

.gitignore

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+.venv/
+__pycache__/
+conf*.py
+*.log

mqttc.py

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+import os
+import sys
+import paho.mqtt.client as mqtt
+import json
+import logging
+from logging.handlers import RotatingFileHandler
+from sqlalchemy import create_engine, Engine, text
+from sqlalchemy.exc import IntegrityError
+from datetime import datetime
+from dateutil import tz
+import smtplib
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+from threading import Thread
+import traceback
+
+
+CUR_DIR = os.path.dirname(os.path.abspath(__file__))
+sys.path.insert(0, CUR_DIR)
+import conf
+
+
+LOG_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'mqttc.log')
+logging.basicConfig(level=logging.WARNING,
+                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+                    handlers=[
+                        logging.StreamHandler(sys.stdout),  # Log to console
+                        RotatingFileHandler(LOG_FILE, maxBytes=5*1034*1024, backupCount=1, encoding="utf-8"),  # Log to file
+                    ])
+logger = logging.getLogger(__name__)
+
+engine:Engine = None
+
+def send_error_email(message, subject='hfnf_mqtt', ):
+    msg = MIMEMultipart()
+    msg['From'] = conf.EMAIL_HOST_USER
+    msg['To'] = conf.EMAIL_HOST_USER
+    msg['Subject'] = subject
+    msg.attach(MIMEText(message, 'plain'))
+    server = smtplib.SMTP(conf.EMAIL_HOST, conf.EMAIL_PORT)
+    server.starttls()
+    server.login(conf.EMAIL_HOST_USER, conf.EMAIL_HOST_PASSWORD)
+    server.sendmail(conf.EMAIL_HOST_USER, conf.EMAIL_HOST_USER, msg.as_string())
+    server.quit()
+
+
+def save_items(payload):
+    item_list = json.loads(payload)
+    sql_str = "INSERT INTO mplogx (timex, mpoint_id, val_float, val_str) VALUES (:timex, :mpoint_id, :val_float, :val_str)"
+    with engine.connect() as conn:
+        data = {}
+        for item in item_list:
+            data['timex'] = datetime.strptime(item['time'], "%Y%m%d%H%M%S").replace(tzinfo=tz.gettz('Asia/Shanghai'))
+            data['mpoint_id'] = item['name']
+            try:
+                val_float = float(item["value"])
+                data["val_float"] = val_float
+                data["val_str"] = None
+            except Exception:
+                data["val_float"] = None
+                data["val_str"] = item["value"]
+
+            try:
+                conn.execute(text(sql_str), data)
+            except IntegrityError:
+                logger.error(f"{data['mpoint_id']}-主键冲突")
+            except Exception as e:
+                logger.error(f"{data['mpoint_id']}-保存数据失败", exc_info=True)
+                Thread(target=send_error_email, args=(f"{data['mpoint_id']}-保存数据失败-{e}",)).start()
+            conn.commit()
+                
+                
+
+
+def on_connect(mqttc: mqtt.Client, userdata, flags, rc, properties):
+    if rc == 0:
+        logger.info("Connected to MQTT broker")
+        mqttc.subscribe(conf.MQTT_TOPIC, qos=1)
+        logger.info(f"Subscribed to topic: {conf.MQTT_TOPIC}")
+    else:
+        logger.error("Failed to connect to MQTT broker")
+
+
+def on_message(mqttc: mqtt.Client, userdata, msg: mqtt.MQTTMessage):
+    topic = msg.topic
+    if topic == conf.MQTT_TOPIC:
+        save_items(msg.payload)
+
+
+def start_mqtt():
+    client = mqtt.Client(callback_api_version=mqtt.CallbackAPIVersion.VERSION2, client_id='hfnf_105')
+    client.on_connect = on_connect
+    client.on_message = on_message
+    client.connect(host=conf.MQTT_HOST, port=conf.MQTT_PORT)
+    client.loop_forever()
+
+
+if __name__ == '__main__':
+    try:
+        engine = create_engine(conf.DATABASE_URL)
+        logger.info("Connected to database")
+        start_mqtt()
+    except Exception:
+        logger.error("异常退出", exc_info=True)
+        Thread(target=send_error_email, args=(f'{traceback.format_exc()}')).start()
+        raise

requirements.txt

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+paho-mqtt==2.1.0
+sqlalchemy==2.0.30
+psycopg2==2.9.9
+python-dateutil==2.9.0

ruff.toml

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+line-length = 200
+fix = true