641 lines
26 KiB
Python
Executable File
641 lines
26 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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__version__ = '0.1'
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__author__ = 'Marcel Paffrath'
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import os
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import traceback
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import yaml
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import argparse
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import time
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from datetime import timedelta
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import numpy as np
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from obspy import read, UTCDateTime, Stream
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from obspy.clients.filesystem.sds import Client
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from write_utils import write_html_text, write_html_row, write_html_footer, write_html_header, get_print_title_str,\
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init_html_table, finish_html_table
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from utils import get_bg_color
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pjoin = os.path.join
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UP = "\x1B[{length}A"
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CLR = "\x1B[0K"
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deg_str = '\N{DEGREE SIGN}C'
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def read_yaml(file_path):
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with open(file_path, "r") as f:
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return yaml.safe_load(f)
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def nsl_from_id(st_id):
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network, station, location = st_id.split('.')
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return dict(network=network, station=station, location=location)
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def get_st_id(trace):
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stats = trace.stats
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return f'{stats.network}.{stats.station}.' # {stats.location}'
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def fancy_timestr(dt, thresh=600, modif='+'):
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if dt > timedelta(seconds=thresh):
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value = f'{modif} ' + str(dt) + f' {modif}'
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else:
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value = str(dt)
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return value
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class SurveillanceBot(object):
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def __init__(self, parameter_path, outpath_html=None):
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self.keys = ['last active', '230V', '12V', 'router', 'charger', 'voltage', 'temp', 'other']
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self.parameter_path = parameter_path
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self.update_parameters()
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self.starttime = UTCDateTime()
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self.outpath_html = outpath_html
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self.filenames = []
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self.filenames_read = []
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self.station_list = []
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self.analysis_print_list = []
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self.analysis_results = {}
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self.dataStream = Stream()
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self.data = {}
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self.print_count = 0
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self.status_message = ''
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self.cl = Client(self.parameters.get('datapath')) # TODO: Check if this has to be loaded again on update
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self.get_stations()
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def update_parameters(self):
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self.parameters = read_yaml(self.parameter_path)
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self.reread_parameters = self.parameters.get('reread_parameters')
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self.dt_thresh = [int(val) for val in self.parameters.get('dt_thresh')]
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self.verbosity = self.parameters.get('verbosity')
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self.stations_blacklist = self.parameters.get('stations_blacklist')
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self.networks_blacklist = self.parameters.get('networks_blacklist')
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self.refresh_period = self.parameters.get('interval')
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self.transform_parameters()
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def transform_parameters(self):
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for key in ['networks', 'stations', 'locations', 'channels']:
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parameter = self.parameters.get(key)
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if type(parameter) == str:
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self.parameters[key] = list(self.parameters[key])
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elif type(parameter) not in [list]:
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raise TypeError(f'Bad input type for {key}: {type(key)}')
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def get_stations(self):
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networks = self.parameters.get('networks')
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stations = self.parameters.get('stations')
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self.station_list = []
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nwst_list = self.cl.get_all_stations()
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for nw, st in nwst_list:
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if self.stations_blacklist and st in self.stations_blacklist:
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continue
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if self.networks_blacklist and nw in self.networks_blacklist:
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continue
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if (networks == ['*'] or nw in networks) and (stations == ['*'] or st in stations):
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st_id = f'{nw}.{st}.'
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self.station_list.append(st_id)
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def get_filenames(self):
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self.filenames = []
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time_now = UTCDateTime()
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t1 = time_now - self.parameters.get('timespan') * 24 * 3600
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networks = self.parameters.get('networks')
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stations = self.parameters.get('stations')
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locations = self.parameters.get('locations')
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channels = self.parameters.get('channels')
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for network in networks:
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for station in stations:
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for location in locations:
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for channel in channels:
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self.filenames += list(self.cl._get_filenames(network, station, location, channel,
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starttime=t1, endtime=time_now))
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def read_data(self):
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self.data = {}
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# add all data to current stream
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for filename in self.filenames:
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if filename in self.filenames_read:
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continue
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try:
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st_new = read(filename)
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julday = UTCDateTime().julday
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# add file to read filenames to prevent re-reading in case it is not the current dayfile
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if not filename.endswith(str(julday)):
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self.filenames_read.append(filename)
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except Exception as e:
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print(f'Could not read file {filename}:', e)
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continue
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self.dataStream += st_new
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self.dataStream.merge()
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# organise data in dictionary with key for each station
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for trace in self.dataStream:
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st_id = get_st_id(trace)
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if not st_id in self.data.keys():
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self.data[st_id] = Stream()
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self.data[st_id].append(trace)
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def execute_qc(self):
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if self.reread_parameters:
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self.update_parameters()
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self.get_filenames()
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self.read_data()
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qc_starttime = UTCDateTime()
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self.analysis_print_list = []
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self.analysis_results = {}
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for st_id in sorted(self.station_list):
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stream = self.data.get(st_id)
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if stream:
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nsl = nsl_from_id(st_id)
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station_qc = StationQC(stream, nsl, self.parameters, self.keys, qc_starttime, self.verbosity,
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print_func=self.print)
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analysis_print_result = station_qc.return_print_analysis()
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station_dict, warn_dict = station_qc.return_analysis()
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else:
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analysis_print_result = self.get_no_data_station(st_id, to_print=True)
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station_dict, warn_dict = self.get_no_data_station(st_id)
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self.analysis_print_list.append(analysis_print_result)
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self.analysis_results[st_id] = (station_dict, warn_dict)
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self.update_status_message()
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return 'ok'
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def get_no_data_station(self, st_id, no_data='-', to_print=False):
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delay = self.get_station_delay(st_id)
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if not to_print:
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status_dict = {}
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warn_dict = {}
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for key in self.keys:
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if key == 'last active':
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status_dict[key] = timedelta(seconds=int(delay))
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warn_dict[key] = 'No data within set timespan'
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else:
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status_dict[key] = no_data
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warn_dict[key] = 'No data'
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return status_dict, warn_dict
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else:
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items = [st_id.rstrip('.')] + [fancy_timestr(timedelta(seconds=int(delay)))]
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for _ in range(len(self.keys) - 1):
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items.append(no_data)
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return items
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def get_station_delay(self, st_id):
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""" try to get station delay from SDS archive using client"""
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locations = ['', '0', '00']
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channels = ['HHZ', 'HHE', 'HHN', 'VEI', 'EX1', 'EX2', 'EX3']
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network, station = st_id.split('.')[:2]
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times = []
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for channel in channels:
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for location in locations:
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t = self.cl.get_latency(network, station, location, channel)
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if t:
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times.append(t)
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if len(times) > 0:
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return min(times)
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def print_analysis(self):
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self.print(200 * '+')
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title_str = get_print_title_str(self.parameters)
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self.print(title_str)
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if self.refresh_period > 0:
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self.print(f'Refreshing every {self.refresh_period}s.')
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items = ['Station'] + self.keys
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self.console_print(items, sep='---')
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for items in self.analysis_print_list:
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self.console_print(items)
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def start(self):
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'''
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Perform qc periodically.
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:param refresh_period: Update every x seconds
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:return:
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'''
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status = 'ok'
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while status == 'ok' and self.refresh_period > 0:
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status = self.execute_qc()
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if self.outpath_html:
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self.write_html_table()
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else:
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self.print_analysis()
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time.sleep(self.refresh_period)
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if not self.outpath_html:
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self.clear_prints()
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def console_print(self, itemlist, str_len=21, sep='|', seplen=3):
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assert len(sep) <= seplen, f'Make sure seperator has less than {seplen} characters'
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sl = sep.ljust(seplen)
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sr = sep.rjust(seplen)
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string = sl
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for item in itemlist:
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string += item.center(str_len) + sr
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self.print(string, flush=False)
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def write_html_table(self, default_color='#e6e6e6'):
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fnout = self.outpath_html
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if not fnout:
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return
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try:
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with open(fnout, 'w') as outfile:
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write_html_header(outfile, self.refresh_period)
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#write_html_table_title(outfile, self.parameters)
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init_html_table(outfile)
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# First write header items
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header_items = [dict(text='Station', color=default_color)]
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for check_key in self.keys:
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item = dict(text=check_key, color=default_color)
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header_items.append(item)
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write_html_row(outfile, header_items, html_key='th')
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# Write all cells
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for st_id in self.station_list:
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col_items = [dict(text=st_id.rstrip('.'), color=default_color)]
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for check_key in self.keys:
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status_dict, detailed_dict = self.analysis_results.get(st_id)
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status = status_dict.get(check_key)
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# get background color
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dt_thresh = [timedelta(seconds=sec) for sec in self.dt_thresh]
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bg_color = get_bg_color(check_key, status, dt_thresh, hex=True)
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if not bg_color:
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bg_color = default_color
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# add degree sign for temp
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if check_key == 'temp':
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if not type(status) in [str]:
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status = str(status) + deg_str
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item = dict(text=str(status), tooltip=str(detailed_dict.get(check_key)),
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color=bg_color)
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col_items.append(item)
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write_html_row(outfile, col_items)
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finish_html_table(outfile)
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write_html_text(outfile, self.status_message)
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write_html_footer(outfile)
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except Exception as e:
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print(f'Could not write HTML table to {fnout}:')
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print(traceback.format_exc())
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def update_status_message(self):
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timespan = timedelta(seconds=int(self.parameters.get('timespan') * 24 * 3600))
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self.status_message = f'Program starttime (UTC) {self.starttime.strftime("%Y-%m-%d %H:%M:%S")} | ' \
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f'Current time (UTC) {UTCDateTime().strftime("%Y-%m-%d %H:%M:%S")} | ' \
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f'Refresh period: {self.refresh_period}s | '\
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f'Showing data of last {timespan}'
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def print(self, string, **kwargs):
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clear_end = CLR + '\n'
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n_nl = string.count('\n')
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string.replace('\n', clear_end)
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print(string, end=clear_end, **kwargs)
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self.print_count += n_nl + 1 # number of newlines + actual print with end='\n' (no check for kwargs end!)
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# print('pc:', self.print_count)
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def clear_prints(self):
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print(UP.format(length=self.print_count), end='')
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self.print_count = 0
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class StationQC(object):
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def __init__(self, stream, nsl, parameters, keys, starttime, verbosity, print_func):
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"""
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Station Quality Check class.
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:param nsl: dictionary containing network, station and location (key: str)
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:param parameters: parameters dictionary from parameters.yaml file
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"""
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self.stream = stream
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self.nsl = nsl
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self.network = nsl.get('network')
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self.station = nsl.get('station')
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self.location = nsl.get('location')
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self.parameters = parameters
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self.program_starttime = starttime
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self.verbosity = verbosity
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self.last_active = False
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self.print = print_func
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timespan = self.parameters.get('timespan') * 24 * 3600
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self.analysis_starttime = self.program_starttime - timespan
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self.keys = keys
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self.detailed_status_dict = {key: None for key in self.keys}
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self.status_dict = {key: '-' for key in self.keys}
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self.activity_check()
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self.analyse_channels()
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def status_ok(self, key, message=None, status_message='OK'):
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self.status_dict[key] = status_message
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if message:
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self.detailed_status_dict[key] = message
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def warn(self, key, detailed_message, status_message='WARN'):
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# update detailed status if already existing
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current_message = self.detailed_status_dict.get(key)
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current_message = '' if current_message in [None, '-'] else current_message + ' | '
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self.detailed_status_dict[key] = current_message + detailed_message
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# this is becoming a little bit too complicated (adding warnings to existing)
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current_status_message = self.status_dict.get(key)
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current_status_message = '' if current_status_message in [None, 'OK', '-'] else current_status_message + ' | '
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self.status_dict[key] = current_status_message + status_message
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# change this to something more useful, SMS/EMAIL/PUSH
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if self.verbosity:
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self.print(f'{UTCDateTime()}: {detailed_message}', flush=False)
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# warnings.warn(message)
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def error(self, key, message):
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self.detailed_status_dict[key] = message
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self.status_dict[key] = 'FAIL'
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# change this to something more useful, SMS/EMAIL/PUSH
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if self.verbosity:
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self.print(f'{UTCDateTime()}: {message}', flush=False)
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# warnings.warn(message)
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def activity_check(self):
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self.last_active = self.last_activity()
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if not self.last_active:
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message = 'FAIL'
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else:
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message = timedelta(seconds=int(self.program_starttime - self.last_active))
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self.status_dict['last active'] = message
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def last_activity(self):
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if not self.stream:
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return
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endtimes = []
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for trace in self.stream:
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endtimes.append(trace.stats.endtime)
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if len(endtimes) > 0:
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return max(endtimes)
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def analyse_channels(self):
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if self.verbosity > 0:
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self.print(150 * '#')
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self.print('This is StationQT. Calculating quality for station'
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' {network}.{station}.{location}'.format(**self.nsl))
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self.voltage_analysis()
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self.pb_temp_analysis()
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self.pb_power_analysis()
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self.pb_rout_charge_analysis()
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def return_print_analysis(self):
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items = [f'{self.network}.{self.station}']
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for key in self.keys:
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item = self.status_dict[key]
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if key == 'last active':
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items.append(fancy_timestr(item))
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elif key == 'temp':
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items.append(str(item) + deg_str)
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else:
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items.append(str(item))
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return items
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def return_analysis(self):
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return self.status_dict, self.detailed_status_dict
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def get_last_occurrence_timestring(self, trace, indices):
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""" returns a nicely formatted string of the timedelta since program starttime and occurrence and abs time"""
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last_occur = self.get_time(trace, indices[-1])
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if not last_occur:
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return ''
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last_occur_dt = timedelta(seconds=int(self.program_starttime - last_occur))
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return f', Last occurrence: {last_occur_dt} ({last_occur.strftime("%Y-%m-%d %H:%M:%S")})'
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def voltage_analysis(self, channel='VEI'):
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""" Analyse voltage channel for over/undervoltage """
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key = 'voltage'
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st = self.stream.select(channel=channel)
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trace = self.get_trace(st, key)
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if not trace: return
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voltage = trace.data * 1e-3
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low_volt = self.parameters.get('THRESHOLDS').get('low_volt')
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high_volt = self.parameters.get('THRESHOLDS').get('high_volt')
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if self.verbosity > 1:
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self.print(40 * '-')
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self.print('Performing Voltage check', flush=False)
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overvolt = np.where(voltage > high_volt)[0]
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undervolt = np.where(voltage < low_volt)[0]
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if len(overvolt) == 0 and len(undervolt) == 0:
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self.status_ok(key, message=f'U={(voltage[-1])}V')
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return
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# try calculate number of voltage peaks from gaps between indices
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n_overvolt = len(np.where(np.diff(overvolt) > 1)[0]) + 1
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n_undervolt = len(np.where(np.diff(undervolt) > 1)[0]) + 1
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warn_message = f'Trace {trace.get_id()}:'
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if len(overvolt) > 0:
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warn_message += f' {n_overvolt}x Voltage over {high_volt}V' \
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+ self.get_last_occurrence_timestring(trace, overvolt)
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if len(undervolt) > 0:
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warn_message += f' {n_undervolt}x Voltage under {low_volt}V ' \
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+ self.get_last_occurrence_timestring(trace, undervolt)
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self.warn(key, detailed_message=warn_message, status_message='WARN ({})'.format(n_overvolt + n_undervolt))
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def pb_temp_analysis(self, channel='EX1'):
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""" Analyse PowBox temperature output. """
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key = 'temp'
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st = self.stream.select(channel=channel)
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trace = self.get_trace(st, key)
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if not trace: return
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voltage = trace.data * 1e-6
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thresholds = self.parameters.get('THRESHOLDS')
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temp = 20. * voltage - 20
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# average temp
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timespan = min([self.parameters.get('timespan') * 24 * 3600, int(len(temp) / trace.stats.sampling_rate)])
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nsamp_av = int(trace.stats.sampling_rate) * timespan
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av_temp_str = str(round(np.mean(temp[-nsamp_av:]), 1)) + deg_str
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# dt of average
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dt_t_str = str(timedelta(seconds=int(timespan)))
|
|
# current temp
|
|
cur_temp = round(temp[-1], 1)
|
|
if self.verbosity > 1:
|
|
self.print(40 * '-')
|
|
self.print('Performing PowBox temperature check (EX1)', flush=False)
|
|
self.print(f'Average temperature at {np.mean(temp)}\N{DEGREE SIGN}', flush=False)
|
|
self.print(f'Peak temperature at {max(temp)}\N{DEGREE SIGN}', flush=False)
|
|
self.print(f'Min temperature at {min(temp)}\N{DEGREE SIGN}', flush=False)
|
|
max_temp = thresholds.get('max_temp')
|
|
t_check = np.where(temp > max_temp)[0]
|
|
if len(t_check) > 0:
|
|
self.warn(key=key,
|
|
status_message=cur_temp,
|
|
detailed_message=f'Trace {trace.get_id()}: '
|
|
f'Temperature over {max_temp}\N{DEGREE SIGN} at {trace.get_id()}!'
|
|
+ self.get_last_occurrence_timestring(trace, t_check))
|
|
else:
|
|
self.status_ok(key,
|
|
status_message=cur_temp,
|
|
message=f'Average temperature of last {dt_t_str}: {av_temp_str}')
|
|
|
|
def pb_power_analysis(self, channel='EX2', pb_dict_key='pb_SOH2'):
|
|
""" Analyse EX2 channel of PowBox """
|
|
keys = ['230V', '12V']
|
|
st = self.stream.select(channel=channel)
|
|
trace = self.get_trace(st, keys)
|
|
if not trace: return
|
|
voltage = trace.data * 1e-6
|
|
if self.verbosity > 1:
|
|
self.print(40 * '-')
|
|
self.print('Performing PowBox 12V/230V check (EX2)', flush=False)
|
|
voltage_check, voltage_dict, last_val = self.pb_voltage_ok(trace, voltage, pb_dict_key, channel=channel,
|
|
warn_keys=keys)
|
|
if voltage_check:
|
|
for key in keys:
|
|
self.status_ok(key)
|
|
return
|
|
|
|
soh2_params = self.parameters.get('POWBOX').get(pb_dict_key)
|
|
self.in_depth_voltage_check(trace, voltage_dict, soh2_params, last_val)
|
|
|
|
def pb_rout_charge_analysis(self, channel='EX3', pb_dict_key='pb_SOH3'):
|
|
""" Analyse EX3 channel of PowBox """
|
|
keys = ['router', 'charger']
|
|
pb_thresh = self.parameters.get('THRESHOLDS').get('pb_1v')
|
|
st = self.stream.select(channel=channel)
|
|
trace = self.get_trace(st, keys)
|
|
if not trace: return
|
|
|
|
voltage = trace.data * 1e-6
|
|
if self.verbosity > 1:
|
|
self.print(40 * '-')
|
|
self.print('Performing PowBox Router/Charger check (EX3)', flush=False)
|
|
voltage_check, voltage_dict, last_val = self.pb_voltage_ok(trace, voltage, pb_dict_key, channel=channel,
|
|
warn_keys=keys)
|
|
if voltage_check:
|
|
for key in keys:
|
|
self.status_ok(key)
|
|
return
|
|
|
|
soh3_params = self.parameters.get('POWBOX').get(pb_dict_key)
|
|
self.in_depth_voltage_check(trace, voltage_dict, soh3_params, last_val)
|
|
|
|
def in_depth_voltage_check(self, trace, voltage_dict, soh_params, last_val):
|
|
""" Associate values in voltage_dict to error messages specified in SOH_params and warn."""
|
|
for volt_lvl, ind_array in voltage_dict.items():
|
|
if volt_lvl == 1: continue # No need to do anything here
|
|
if len(ind_array) > 0:
|
|
result = soh_params.get(volt_lvl)
|
|
for key, message in result.items():
|
|
if message == 'OK':
|
|
self.status_ok(key)
|
|
continue
|
|
# try calculate number of voltage peaks from gaps between indices
|
|
n_occurrences = len(np.where(np.diff(ind_array) > 1)[0]) + 1
|
|
self.warn(key=key,
|
|
detailed_message=f'Trace {trace.get_id()}: '
|
|
f'Found {n_occurrences} occurrence(s) of {volt_lvl}V: {key}: {message}'
|
|
+ self.get_last_occurrence_timestring(trace, ind_array),
|
|
status_message='WARN ({})'.format(n_occurrences))
|
|
if last_val != 1:
|
|
self.error(key, message=f'Last PowBox voltage state {last_val}V: {message}')
|
|
|
|
def get_trace(self, stream, keys):
|
|
if not type(keys) == list:
|
|
keys = [keys]
|
|
if len(stream) == 0:
|
|
for key in keys:
|
|
self.warn(key, 'NO DATA', 'NO DATA')
|
|
return
|
|
if len(stream) > 1:
|
|
raise Exception('Ambiguity error')
|
|
trace = stream[0]
|
|
if trace.stats.endtime < self.analysis_starttime:
|
|
for key in keys:
|
|
self.warn(key, 'NO DATA', 'NO DATA')
|
|
return
|
|
return trace
|
|
|
|
def pb_voltage_ok(self, trace, voltage, pb_dict_key, warn_keys, channel=None):
|
|
"""
|
|
Checks if voltage level is ok everywhere and returns True. If it is not okay it returns a dictionary
|
|
with each voltage value associated to the different steps specified in POWBOX > pb_steps. Also raises
|
|
self.warn in case there are unassociated voltage values recorded.
|
|
"""
|
|
pb_thresh = self.parameters.get('THRESHOLDS').get('pb_thresh')
|
|
pb_ok = self.parameters.get('POWBOX').get('pb_ok')
|
|
# possible voltage levels are keys of pb voltage level dict
|
|
voltage_levels = list(self.parameters.get('POWBOX').get(pb_dict_key).keys())
|
|
|
|
# get mean voltage value of last samples
|
|
last_voltage = np.nanmean(voltage[-3:])
|
|
|
|
# check if voltage is over or under OK-level (1V), if not return True
|
|
over = np.where(voltage > pb_ok + pb_thresh)[0]
|
|
under = np.where(voltage < pb_ok - pb_thresh)[0]
|
|
if len(over) == 0 and len(under) == 0:
|
|
return True, {}, last_voltage
|
|
|
|
# Warn in case of voltage under OK-level (1V)
|
|
if len(under) > 0:
|
|
# try calculate number of occurences from gaps between indices
|
|
n_occurrences = len(np.where(np.diff(under) > 1)[0]) + 1
|
|
for key in warn_keys:
|
|
self.warn(key=key,
|
|
detailed_message=f'Trace {trace.get_id()}: '
|
|
f'Voltage below {pb_ok}V {len(under)} times. '
|
|
f'Mean voltage: {np.mean(voltage):.2}'
|
|
+ self.get_last_occurrence_timestring(trace, under),
|
|
status_message='WARN ({})'.format(n_occurrences))
|
|
|
|
# Get voltage levels for classification
|
|
voltage_dict = {}
|
|
classified_indices = np.array([])
|
|
|
|
# add classified levels to voltage_dict
|
|
for volt in voltage_levels:
|
|
indices = np.where((voltage < volt + pb_thresh) & (voltage > volt - pb_thresh))[0]
|
|
voltage_dict[volt] = indices
|
|
classified_indices = np.append(classified_indices, indices)
|
|
|
|
# classify last voltage values
|
|
for volt in voltage_levels:
|
|
if (last_voltage < volt + pb_thresh) and (last_voltage > volt - pb_thresh):
|
|
last_val = volt
|
|
break
|
|
else:
|
|
last_val = np.nan
|
|
|
|
# in case not all voltage values could be classified
|
|
if not len(classified_indices) == len(voltage):
|
|
all_indices = np.arange(len(voltage))
|
|
unclassified_indices = all_indices[~np.isin(all_indices, classified_indices)]
|
|
n_unclassified = len(unclassified_indices)
|
|
max_uncl = self.parameters.get('THRESHOLDS').get('unclassified')
|
|
if max_uncl and n_unclassified > max_uncl:
|
|
self.warn(key='other', detailed_message=f'Trace {trace.get_id()}: '
|
|
f'{n_unclassified}/{len(all_indices)} '
|
|
f'unclassified voltage values in channel {trace.get_id()}',
|
|
status_message=f'{channel}: {n_unclassified} uncl.')
|
|
|
|
return False, voltage_dict, last_val
|
|
|
|
def get_time(self, trace, index):
|
|
""" get UTCDateTime from trace and index"""
|
|
return trace.stats.starttime + trace.stats.delta * index
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser(description='Call survBot')
|
|
parser.add_argument('-html', dest='html_filename', default=None, help='filename for HTML output')
|
|
args = parser.parse_args()
|
|
|
|
survBot = SurveillanceBot(parameter_path='parameters.yaml', outpath_html=args.html_filename)
|
|
survBot.start()
|