mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-09-19 22:07:28 +02:00
230 lines
8.9 KiB
Python
230 lines
8.9 KiB
Python
import datetime
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import glob
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import logging
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import os
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from logging.handlers import RotatingFileHandler
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from time import strftime, localtime
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import pandas as pd
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import zipfile
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import base64
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import urllib3
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from pathlib import Path
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from cbpi.api import *
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from cbpi.api.config import ConfigType
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from cbpi.api.base import CBPiBase
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import asyncio
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class LogController:
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def __init__(self, cbpi):
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'''
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:param cbpi: craftbeerpi object
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'''
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self.cbpi = cbpi
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self.logger = logging.getLogger(__name__)
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self.configuration = False
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self.datalogger = {}
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self.logsFolderPath = self.cbpi.config_folder.logsFolderPath
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self.logger.info("Log folder path : " + self.logsFolderPath)
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def log_data(self, name: str, value: str) -> None:
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self.logfiles = self.cbpi.config.get("CSVLOGFILES", "Yes")
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self.influxdb = self.cbpi.config.get("INFLUXDB", "No")
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if self.logfiles == "Yes":
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if name not in self.datalogger:
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max_bytes = int(self.cbpi.config.get("SENSOR_LOG_MAX_BYTES", 100000))
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backup_count = int(self.cbpi.config.get("SENSOR_LOG_BACKUP_COUNT", 3))
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data_logger = logging.getLogger('cbpi.sensor.%s' % name)
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data_logger.propagate = False
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data_logger.setLevel(logging.DEBUG)
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handler = RotatingFileHandler(os.path.join(self.logsFolderPath, f"sensor_{name}.log"), maxBytes=max_bytes, backupCount=backup_count)
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data_logger.addHandler(handler)
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self.datalogger[name] = data_logger
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formatted_time = strftime("%Y-%m-%d %H:%M:%S", localtime())
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self.datalogger[name].info("%s,%s" % (formatted_time, str(value)))
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if self.influxdb == "Yes":
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self.influxdbcloud = self.cbpi.config.get("INFLUXDBCLOUD", "No")
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self.influxdbaddr = self.cbpi.config.get("INFLUXDBADDR", None)
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#self.influxdbport = self.cbpi.config.get("INFLUXDBPORT", None)
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self.influxdbname = self.cbpi.config.get("INFLUXDBNAME", None)
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self.influxdbuser = self.cbpi.config.get("INFLUXDBUSER", None)
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self.influxdbpwd = self.cbpi.config.get("INFLUXDBPWD", None)
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self.influxdbmeasurement = self.cbpi.config.get("INFLUXDBMEASUREMENT", "measurement")
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id = name
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try:
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sensor=self.cbpi.sensor.find_by_id(name)
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if sensor is not None:
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itemname=sensor.name.replace(" ", "_")
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out=str(self.influxdbmeasurement)+",source=" + itemname + ",itemID=" + str(id) + " value="+str(value)
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except Exception as e:
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logging.error("InfluxDB ID Error: {}".format(e))
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if self.influxdbcloud == "Yes":
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self.influxdburl=self.influxdbaddr + "/api/v2/write?org=" + self.influxdbuser + "&bucket=" + self.influxdbname + "&precision=s"
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try:
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header = {'User-Agent': name, 'Authorization': "Token {}".format(self.influxdbpwd)}
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http = urllib3.PoolManager()
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req = http.request('POST',self.influxdburl, body=out.encode(), headers = header)
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except Exception as e:
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logging.error("InfluxDB cloud write Error: {}".format(e))
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else:
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self.base64string = base64.b64encode(('%s:%s' % (self.influxdbuser,self.influxdbpwd)).encode())
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self.influxdburl= self.influxdbaddr + '/write?db=' + self.influxdbname
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try:
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header = {'User-Agent': name, 'Content-Type': 'application/x-www-form-urlencoded','Authorization': 'Basic %s' % self.base64string.decode('utf-8')}
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http = urllib3.PoolManager()
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req = http.request('POST',self.influxdburl, body=out.encode(), headers = header)
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except Exception as e:
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logging.error("InfluxDB write Error: {}".format(e))
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async def get_data(self, names, sample_rate='60s'):
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logging.info("Start Log for {}".format(names))
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'''
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:param names: name as string or list of names as string
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:param sample_rate: rate for resampling the data
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:return:
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'''
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# make string to array
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if isinstance(names, list) is False:
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names = [names]
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# remove duplicates
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names = set(names)
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result = None
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def dateparse(time_in_secs):
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'''
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Internal helper for date parsing
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:param time_in_secs:
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:return:
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'''
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return datetime.datetime.strptime(time_in_secs, '%Y-%m-%d %H:%M:%S')
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def datetime_to_str(o):
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if isinstance(o, datetime.datetime):
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return o.__str__()
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for name in names:
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# get all log names
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all_filenames = glob.glob(os.path.join(self.logsFolderPath, f"sensor_{name}.log*"))
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# concat all logs
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df = pd.concat([pd.read_csv(f, parse_dates=True, date_parser=dateparse, index_col='DateTime', names=['DateTime', name], header=None) for f in all_filenames])
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logging.info("Read all files for {}".format(names))
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# resample if rate provided
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if sample_rate is not None:
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df = df[name].resample(sample_rate).max()
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logging.info("Sampled now for {}".format(names))
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df = df.dropna()
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# take every nth row so that total number of rows does not exceed max_rows * 2
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max_rows = 500
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total_rows = df.shape[0]
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if (total_rows > 0) and (total_rows > max_rows):
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nth = int(total_rows/max_rows)
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if nth > 1:
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df = df.iloc[::nth]
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if result is None:
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result = df
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else:
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result = pd.merge(result, df, how='outer', left_index=True, right_index=True)
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data = {"time": df.index.tolist()}
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if len(names) > 1:
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for name in names:
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data[name] = result[name].interpolate(limit_direction='both', limit=10).tolist()
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else:
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data[name] = result.interpolate().tolist()
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logging.info("Send Log for {}".format(names))
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return data
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async def get_data2(self, ids) -> dict:
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dateparse = lambda dates: [datetime.datetime.strptime(d, '%Y-%m-%d %H:%M:%S') for d in dates]
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result = dict()
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for id in ids:
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try:
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all_filenames = glob.glob(os.path.join(self.logsFolderPath,f"sensor_{id}.log*"))
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df = pd.concat([pd.read_csv(f, parse_dates=['DateTime'], date_parser=dateparse, index_col='DateTime', names=['DateTime', 'Values'], header=None) for f in all_filenames])
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df = df.resample('60s').max()
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df = df.dropna()
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result[id] = {"time": df.index.astype(str).tolist(), "value":df.Values.tolist()}
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except:
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pass
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return result
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def get_logfile_names(self, name:str ) -> list:
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'''
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Get all log file names
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:param name: log name as string. pattern /logs/sensor_%s.log*
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:return: list of log file names
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'''
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return [os.path.basename(x) for x in glob.glob(os.path.join(self.logsFolderPath, f"sensor_{name}.log*"))]
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def clear_log(self, name:str ) -> str:
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all_filenames = glob.glob(os.path.join(self.logsFolderPath, f"sensor_{name}.log*"))
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if name in self.datalogger:
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self.datalogger[name].removeHandler(self.datalogger[name].handlers[0])
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del self.datalogger[name]
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for f in all_filenames:
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try:
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os.remove(f)
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except Exception as e:
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logging.warning(e)
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def get_all_zip_file_names(self, name: str) -> list:
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'''
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Return a list of all zip file names
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:param name:
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:return:
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'''
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return [os.path.basename(x) for x in glob.glob(os.path.join(self.logsFolderPath, f"*-sensor-{name}.zip"))]
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def clear_zip(self, name:str ) -> None:
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"""
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clear all zip files for a sensor
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:param name: sensor name
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:return: None
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"""
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all_filenames = glob.glob(os.path.join(self.logsFolderPath, f"*-sensor-{name}.zip"))
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for f in all_filenames:
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os.remove(f)
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def zip_log_data(self, name: str) -> str:
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"""
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:param name: sensor name
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:return: zip_file_name
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"""
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formatted_time = strftime("%Y-%m-%d-%H_%M_%S", localtime())
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file_name = os.path.join(self.logsFolderPath, f"{formatted_time}-sensor-{name}.zip")
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zip = zipfile.ZipFile(file_name, 'w', zipfile.ZIP_DEFLATED)
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all_filenames = glob.glob(os.path.join(self.logsFolderPath, f"sensor_{name}.log*"))
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for f in all_filenames:
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zip.write(os.path.join(f))
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zip.close()
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return os.path.basename(file_name)
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