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| [[processors.starlark]] | |
| namepass = ["opcua_plc1", "opcua_mplc"] | |
| order = 1 | |
| source = ''' | |
| def apply(metric): | |
| new_fields = {} | |
| for field_key in list(metric.fields.keys()): | |
| if field_key != "Quality": | |
| tag_value = field_key | |
| metric.tags['tag_name'] = tag_value |
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| -- TimeScaleDB | |
| SELECT | |
| time_bucket('180 seconds', bucket) AS agtime, | |
| AVG(avg) as "lab_indoor_temp" | |
| FROM | |
| timeseries_60s | |
| WHERE | |
| $__timeFilter("bucket") AND | |
| tagname = 'lab_indoor_temp' | |
| GROUP BY agtime |
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| def WriteInfluxDB(timestamp: datetime, points_data: list) -> None: | |
| try: | |
| # Create a list of Point objects | |
| points = [] | |
| for point_data in points_data: | |
| tag_name = point_data["tag_name"] | |
| tag_value = point_data["tag_value"] | |
| point = ( |
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| def WriteSQLToDB(timestamp: datetime, data_points: list) -> None: | |
| try: | |
| sqlEngine = create_engine( | |
| db_conn, | |
| pool_recycle=300, | |
| pool_pre_ping=True, | |
| connect_args={"connect_timeout": 20}, | |
| ) | |
| # Build a single SQL statement with multiple VALUES |
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| let payload = msg.payload; | |
| let timestamp = new Date(payload.timestamp); | |
| timestamp = Math.floor(timestamp.getTime() / 1000); | |
| let lp_msg = { | |
| "payload": "homedb,sensor=lab_indoor_temp value=" + payload.value + " " + timestamp | |
| } | |
| return lp_msg; |
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| import time | |
| import requests | |
| from datetime import datetime | |
| # URL to read the data from Geyserwala | |
| URL = "http://192.168.2.20/api/value?f=status,tank-temp,collector-temp,element-demand,pump-status,element-seconds,element-cycles,pump-seconds,pump-cycles" | |
| # Connect to Geyserwala and read the parameters | |
| while True: |
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| import time | |
| from datetime import datetime | |
| from deye_controller import HoldingRegisters | |
| from pysolarmanv5 import PySolarmanV5 | |
| # Parameters to read from the inverter | |
| # [register, name, unit, multiplier] | |
| parameters = [ | |
| [172, "grid_ct_power_W", "W", 1], |
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| from datetime import datetime | |
| from sqlalchemy import create_engine, text | |
| # Database connection string | |
| db_conn = "postgresql://username:password@192.168.2.10:5432/tsdb" | |
| # Write the data to the database | |
| def WriteSQLToDB(timestamp: datetime, tag_name: str, tag_value: float) -> None: | |
| try: | |
| sqlEngine = create_engine(db_conn, pool_recycle=300, pool_pre_ping=True, connect_args={"connect_timeout": 20}) |
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| # Import libraries | |
| import asyncio | |
| import json | |
| # Import OPC UA library | |
| from asyncua import Client, Node | |
| # Create handler for subscriptions | |
| class SubscriptionHandler: |
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