update to 1.0.2
This commit is contained in:
Norbert
@@ -1,108 +0,0 @@
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from datetime import datetime, timedelta
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from pymodbus.client import ModbusSerialClient
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from solaxx3.rs485 import SolaxX3
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import mysql.connector
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s = SolaxX3(port="/dev/ttyUSB0", baudrate=115200)
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database_ip = "172.17.7.77"
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if s.connect():
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s.read_all_registers()
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# read the stats from the inverter
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battery_capacity = s.read("battery_capacity")[0]
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feed_in_today = s.read("feed_in_energy_today")[0]
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consumtion_today = s.read("consumption_energy_today")[0]
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battery_charging = s.read("battery_power_charge1")[0]
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grid_voltage_r = s.read("grid_voltage_r")[0]
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grid_voltage_s = s.read("grid_voltage_s")[0]
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grid_voltage_t = s.read("grid_voltage_t")[0]
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run_mode = s.read("run_mode")[0]
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time_count_down = s.read("time_count_down")[0]
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inverter_ac_power = s.read("grid_power")[0]
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etoday_togrid = s.read("energy_to_grid_today")[0]
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solar_energy_today = s.read("solar_energy_today")[0]
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echarge_today = s.read("echarge_today")[0]
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energy_from_grid = s.read("energy_from_grid_meter")[0]
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energy_to_grid = s.read("energy_to_grid_meter")[0]
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power_to_ev = s.read("power_to_ev")[0]
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feed_in_power = s.read("feed_in_power")[0]
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output_energy_charge = s.read("output_energy_charge")[0]
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output_energy_today = s.read("output_energy_charge_today")[0]
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input_energy_today = s.read("input_energy_charge_today")[0]
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power_dc1 = s.read("power_dc1")[0]
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power_dc2 = s.read("power_dc2")[0]
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total_power = power_dc1 + power_dc2
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uploadTime = s.read("rtc_datetime")[0]
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uploadDate = uploadTime.date()
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timezone_difference_from_utc = 2
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uploadTime = uploadTime - timedelta(hours=timezone_difference_from_utc, minutes=0)
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# store the stats in the database
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mydb = mysql.connector.connect(
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host=database_ip, user="root", passwd="rootroot", database="solax"
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)
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mycursor = mydb.cursor()
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try:
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# create the sql statement
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sql = """REPLACE INTO solax_local (
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uploadTime,
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inverter_status,
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dc_solar_power,
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grid_voltage_r,
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grid_voltage_s,
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grid_voltage_t,
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battery_capacity,
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battery_power,
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feed_in_power,
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time_count_down,
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inverter_ac_power,
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consumeenergy,
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feedinenergy,
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power_dc1,
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power_dc2
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) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
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"""
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values = (
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uploadTime,
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run_mode,
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total_power,
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grid_voltage_r,
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grid_voltage_s,
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grid_voltage_t,
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battery_capacity,
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battery_charging,
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feed_in_power,
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time_count_down,
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inverter_ac_power,
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energy_from_grid,
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energy_to_grid,
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power_dc1,
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power_dc2,
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)
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mycursor.execute(sql, values)
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mydb.commit()
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# update daily values
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sql = """REPLACE INTO solax_daily (
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uploadDate,
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feed_in,
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total_yield
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) VALUES (%s, %s, %s)
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"""
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values = (uploadDate, feed_in_today, etoday_togrid)
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mycursor.execute(sql, values)
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mydb.commit()
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except mysql.connector.Error as error:
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print("parameterized query failed {}".format(error))
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else:
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print("Cannot connect to the Modbus Server/Slave")
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exit()
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19
source/database/data_source_db.py
Normal file
19
source/database/data_source_db.py
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"""Module containing an abstract class."""
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from abc import ABC, abstractmethod
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class DataSourceDb(ABC):
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"""Abstract class representing a data source."""
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@abstractmethod
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def save_record(self):
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"""Transfer some data."""
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raise NotImplementedError
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@abstractmethod
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def bulk_save(self):
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"""Transfer multiple records of data."""
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raise NotImplementedError
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89
source/database/mysql_data_source.py
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89
source/database/mysql_data_source.py
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from typing import Any, Dict, List, Tuple
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import mysql.connector
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from .data_source_db import DataSourceDb
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class MySQLDataSource(DataSourceDb):
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def __init__(self, mysql_connection_info: Dict[str, str]) -> None:
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self.user = mysql_connection_info["user"]
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self.host = mysql_connection_info["host"]
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self.password = mysql_connection_info["password"]
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def save_record(
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self,
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database: str,
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tablename: str,
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data: Dict[str, Any],
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use_obj_connection: bool = False,
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close_obj_connection: bool = True,
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):
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query, values = self.create_query(tablename, data)
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if use_obj_connection:
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try:
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self.cursor.execute(query, values)
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if close_obj_connection:
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self.db.commit()
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self.db.close()
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except mysql.connector.Error:
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self.db.commit()
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self.db.close()
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raise
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else:
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db = mysql.connector.connect(
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user=self.user,
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host=self.host,
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password=self.password,
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database=database,
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)
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try:
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cursor = db.cursor()
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cursor.execute(query, values)
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db.commit()
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db.close()
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except mysql.connector.Error:
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db.close()
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raise
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def bulk_save(self, export_data: List[Dict[str, Any]]) -> None:
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for index, unit in enumerate(export_data):
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database, table_name, data = unit.values()
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if (
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not hasattr(self, "db")
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or not hasattr(self, "cursor")
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or not self.db.is_connected()
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):
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self.db = mysql.connector.connect(
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user=self.user,
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host=self.host,
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password=self.password,
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database=database,
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)
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try:
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self.cursor = self.db.cursor()
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except:
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self.db.close()
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raise
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self.save_record(
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database, table_name, data, True, index + 1 == len(export_data)
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)
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def create_query(self, table_name: str, data: dict) -> Tuple[str, list]:
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columns = list(data.keys())
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values = list(data.values())
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query = (
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f"REPLACE INTO {table_name} ("
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+ ", ".join(columns)
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+ ") VALUES ("
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+ ", ".join(["%s"] * len(columns))
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+ ")"
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)
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return (query, values)
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93
source/database/read_and_save.py
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93
source/database/read_and_save.py
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@@ -0,0 +1,93 @@
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"""Example of reading and saving some inverter registers."""
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import sys
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from datetime import datetime, timedelta
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from os import environ
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from solaxx3.solaxx3 import SolaxX3
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from .mysql_data_source import MySQLDataSource
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def _get_datetime(inverter_time: datetime) -> datetime:
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return inverter_time - timedelta(hours=TIMEZONE_OFFSET)
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MYSQL_CONNECTION_INFO = {
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"user": environ["MYSQL_DB_USERNAME"],
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"host": environ["MYSQL_DB_HOST_IP"],
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"password": environ["MYSQL_DB_PASSWORD"],
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}
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DATABASE = environ["MYSQL_DB_DATABASE"]
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TIMEZONE_OFFSET = 2
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s = SolaxX3(port="/dev/ttyUSB0", baudrate=115200)
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if not s.connect():
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print("Could not connect to inverter")
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sys.exit(1)
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s.read_all_registers()
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mysql_export_data = [
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{
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"database": DATABASE,
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"table": "solax_local",
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"data": {
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"uploadTime": _get_datetime(s.read("rtc_datetime")[0]),
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"inverter_status": s.read("run_mode")[0],
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"dc_solar_power": s.read("power_dc1")[0] + s.read("power_dc2")[0],
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"grid_voltage_r": s.read("grid_voltage_r")[0],
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"grid_voltage_s": s.read("grid_voltage_s")[0],
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"grid_voltage_t": s.read("grid_voltage_t")[0],
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"battery_capacity": s.read("battery_capacity")[0],
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"battery_power": s.read("battery_power_charge1")[0],
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"feed_in_power": s.read("feed_in_power")[0],
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"time_count_down": s.read("time_count_down")[0],
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"inverter_ac_power": s.read("grid_power")[0],
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"consumeenergy": s.read("energy_from_grid_meter")[0],
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"feedinenergy": s.read("energy_to_grid_meter")[0],
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"power_dc1": s.read("power_dc1")[0],
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"power_dc2": s.read("power_dc2")[0],
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"inv_volt_r": s.read("inv_volt_r")[0],
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"inv_volt_s": s.read("inv_volt_s")[0],
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"inv_volt_t": s.read("inv_volt_t")[0],
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"off_grid_power_active_r": s.read("off_grid_power_active_r")[0],
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"off_grid_power_active_s": s.read("off_grid_power_active_s")[0],
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"off_grid_power_active_t": s.read("off_grid_power_active_t")[0],
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"grid_power_r": s.read("grid_power_r")[0],
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"grid_power_s": s.read("grid_power_s")[0],
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"grid_power_t": s.read("grid_power_t")[0],
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},
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},
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{
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"database": DATABASE,
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"table": "solax_daily",
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"data": {
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"uploadDate": _get_datetime(s.read("rtc_datetime")[0]).date(),
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"feed_in": s.read("feed_in_energy_today")[0],
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"total_yield": s.read("energy_to_grid_today")[0],
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},
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},
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]
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mysql_data_source = MySQLDataSource(MYSQL_CONNECTION_INFO)
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def bulk_save():
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"""Save collected data."""
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mysql_data_source.bulk_save(mysql_export_data)
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def _transfer(index: int, **extras) -> None:
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"""Save a record of collected data."""
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data_record = mysql_export_data[index]
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database, tablename = data_record["database"], data_record["table"]
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data = data_record["data"]
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mysql_data_source.save_record(database, tablename, data, **extras)
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save = bulk_save
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if __name__ == "__main__":
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save()
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@@ -1,25 +1,36 @@
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CREATE TABLE `solax_daily` (
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`uploadDate` date NOT NULL,
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`feed_in` float(6,1) DEFAULT NULL,
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`total_yield` float(6,1) DEFAULT NULL,
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PRIMARY KEY (`uploadDate`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1;
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CREATE TABLE solax_daily (
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uploadDate DATE NOT NULL,
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feed_in FLOAT NULL,
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total_yield FLOAT NULL
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)
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ENGINE=InnoDB
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DEFAULT CHARSET=latin1;
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CREATE TABLE `solax_local` (
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`uploadTime` datetime NOT NULL,
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`inverter_status` tinyint(4) DEFAULT NULL,
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`dc_solar_power` smallint(6) DEFAULT NULL,
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`grid_voltage_r` smallint(6) DEFAULT NULL,
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`grid_voltage_s` smallint(6) DEFAULT NULL,
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`grid_voltage_t` smallint(6) DEFAULT NULL,
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`battery_capacity` tinyint(4) DEFAULT NULL,
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`battery_power` smallint(6) DEFAULT NULL,
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`feed_in_power` smallint(6) DEFAULT NULL,
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`time_count_down` smallint(6) DEFAULT NULL,
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`inverter_ac_power` smallint(6) DEFAULT NULL,
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`consumeenergy` float(7,1) DEFAULT NULL,
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`feedinenergy` float(7,1) DEFAULT NULL,
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`power_dc1` smallint(6) DEFAULT NULL,
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`power_dc2` smallint(6) DEFAULT NULL,
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PRIMARY KEY (`uploadTime`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1;
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CREATE TABLE solax_local (
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uploadTime DATETIME NOT NULL,
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inverter_status TINYINT NULL,
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dc_solar_power SMALLINT NULL,
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grid_voltage_r SMALLINT NULL,
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grid_voltage_s SMALLINT NULL,
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grid_voltage_t SMALLINT NULL,
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battery_capacity TINYINT NULL,
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battery_power SMALLINT NULL,
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feed_in_power SMALLINT NULL,
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time_count_down SMALLINT NULL,
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inverter_ac_power SMALLINT NULL,
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consumeenergy FLOAT NULL,
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feedinenergy FLOAT NULL,
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power_dc1 SMALLINT NULL,
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power_dc2 SMALLINT NULL,
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inv_volt_r SMALLINT NULL,
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inv_volt_s SMALLINT NULL,
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inv_volt_t SMALLINT NULL,
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off_grid_power_active_r INTEGER NULL,
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off_grid_power_active_s INTEGER NULL,
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off_grid_power_active_t INTEGER NULL,
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grid_power_r INTEGER NULL,
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grid_power_s INTEGER NULL,
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grid_power_t INTEGER NULL
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)
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ENGINE=InnoDB
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DEFAULT CHARSET=latin1;
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