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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import subprocess, csv, argparse, tempfile
from datetime import datetime, timedelta
from collections import Counter
import matplotlib.pyplot as plt
import matplotlib.dates as mdates
import dateutil.parser
def get_arguments():
"""Get arguments from command line"""
parser = argparse.ArgumentParser()
parser.add_argument(
'-b', '--bdate',
dest='bdate',
action='store',
help='begin date to plot, format:"d-m-Y"',
type=str
)
parser.add_argument(
'-e', '--edate',
dest='edate',
action='store',
help='end date to plot, format:"d-m-Y" (default today)',
type=str
)
parser.add_argument(
'-f', '--filedb',
dest='dbfile',
default=None,
action='store',
help='database file'
)
parser.add_argument(
'-H', '--height',
dest='height',
default=13,
action='store',
help='window height in cm (default 13)',
type=int
)
parser.add_argument(
'-p', '--pastdays',
dest='pdays',
default=7,
action='store',
help='past days before edate to plot (default is 7)',
type=int
)
parser.add_argument(
'-W', '--width',
dest='width',
default=17,
action='store',
help='window width in cm (default 17)',
type=int
)
parser.add_argument(
'-x',
dest='report_pie',
action='store_true',
default=False,
help='swich to pie report with accumulated hours'
)
arg = parser.parse_args()
return arg
def date_check(arg):
"""Check and clean dates"""
# Set user provided or default end date
if arg.edate:
end_date = dateutil.parser.parse(arg.edate, dayfirst=True)
else:
end_date = datetime.today()
print('Default end:\tnow')
# Set user provided or default begind date. Days ago...
if arg.bdate:
begin_date = dateutil.parser.parse(arg.bdate, dayfirst=True)
else:
begin_date = end_date - timedelta(days=arg.pdays)
print('Default begin:\tsince ' + str(arg.pdays) + ' days ago')
# Adjust date to the start or end time range and set the format
begin_date = begin_date.replace(hour=0, minute=0, second=0).strftime("%d-%b-%Y %H:%M:%S")
end_date = end_date.replace(hour=23, minute=59, second=59).strftime("%d-%b-%Y %H:%M:%S")
print('Begin datetime:\t' + str(begin_date))
print('End datetime:\t' + str(end_date))
return([begin_date, end_date])
def main():
"""Core logic"""
arg = get_arguments()
date_limits = date_check(arg)
ftmp = tempfile.NamedTemporaryFile().name # For Tuptime csv file
tst = {'up': [], 'down': [], 'down_ok': [], 'down_bad': []} # Store events list on range
# Get datetime objects from date limits in timestamp format
tsince = str(int(dateutil.parser.parse(date_limits[0]).timestamp()))
tuntil = str(int(dateutil.parser.parse(date_limits[1]).timestamp()))
# Query tuptime for every (since, until) and save output to a file
with open(ftmp, "wb", 0) as out:
if arg.dbfile: # If a file is passed, avoid update it
subprocess.call(["tuptime", "-tsc", "--tsince", tsince, "--tuntil", tuntil, "-f", arg.dbfile, "-n"], stdout=out)
else:
subprocess.call(["tuptime", "-tsc", "--tsince", tsince, "--tuntil", tuntil], stdout=out)
# Parse csv file
with open(ftmp) as csv_file:
csv_reader = csv.reader(csv_file, delimiter=',')
for row in csv_reader:
if row[0] == 'No.':
continue
#print('Startup T.: ' + row[1])
#print('Uptime: ' + row[2])
#print('Shutdown T.: ' + row[3])
#print('End: ' + row[4])
#print('Downtime: ' + row[5])
if row[1] != '':
tst['up'].append(row[1])
if row[3] != '':
if row[4] == 'BAD':
tst['down_bad'].append(row[3])
else:
tst['down_ok'].append(row[3])
# Set whole downtimes and convert to datetime object
tst['down'] = tst['down_ok'] + tst['down_bad']
for state in tst:
tst[state] = [datetime.fromtimestamp(int(elem)) for elem in tst[state]]
if arg.report_pie:
pie = {'up': [], 'down': []} # One plot for each type
# From datetime, get only hour
for elem in tst['up']: pie['up'].append(str(elem.hour))
for elem in tst['down']: pie['down'].append(str(elem.hour))
# Count elements on list or set '0' if empty. Get list with items
pie['up'] = dict(Counter(pie['up'])).items() if pie['up'] else [('0', 0)]
pie['down'] = dict(Counter(pie['down'])).items() if pie['down'] else [('0', 0)]
# Values ordered by first element on list that was key on source dict
pie['up'] = sorted(pie['up'], key=lambda ordr: int(ordr[0]))
pie['down'] = sorted(pie['down'], key=lambda ordr: int(ordr[0]))
# Set two plots and their frame size
_, axs = plt.subplots(1, 2, figsize=((arg.width / 2.54), (arg.height / 2.54)))
# Set values for each pie plot
axs[0].pie([v[1] for v in pie['up']], labels=[k[0].rjust(2, '0') + str('h') for k in pie['up']],
autopct=lambda p : '{:.1f}%\n{:,.0f}'.format(p,p * sum([v[1] for v in pie['up']])/100),
startangle=90, counterclock=False,
textprops={'fontsize': 8}, wedgeprops={'alpha':0.85})
axs[0].set(aspect="equal", title='Startup')
axs[1].pie([v[1] for v in pie['down']], labels=[str(k[0]).rjust(2, '0') + str('h') for k in pie['down']],
autopct=lambda p : '{:.1f}%\n{:,.0f}'.format(p,p * sum([v[1] for v in pie['down']])/100),
startangle=90, counterclock=False,
textprops={'fontsize': 8}, wedgeprops={'alpha':0.85})
axs[1].set(aspect="equal", title='Shutdown')
plt.suptitle("Events per Hours in Range", fontsize=14)
else:
# Reset date allows position circles inside the same 00..24 range on y-axis
scatt_y = {'up': [], 'down_ok': [], 'down_bad': []}
scatt_y['up'] = [elem.replace(year=1970, month=1, day=1) for elem in tst['up']]
scatt_y['down_ok'] = [elem.replace(year=1970, month=1, day=1) for elem in tst['down_ok']]
scatt_y['down_bad'] = [elem.replace(year=1970, month=1, day=1) for elem in tst['down_bad']]
# Reset hour allows position circles straight over the date tick on x-axis
scatt_x = {'up': [], 'down_ok': [], 'down_bad': []}
scatt_x['up'] = [elem.replace(hour=00, minute=00, second=00) for elem in tst['up']]
scatt_x['down_ok'] = [elem.replace(hour=00, minute=00, second=00) for elem in tst['down_ok']]
scatt_x['down_bad'] = [elem.replace(hour=00, minute=00, second=00) for elem in tst['down_bad']]
# Set width and height from inches to cm
plt.figure(figsize=((arg.width / 2.54), (arg.height / 2.54)))
# Set scatter plot values
plt.scatter(scatt_x['up'], scatt_y['up'], s=200, color='forestgreen', edgecolors='white', alpha=0.85, marker="X", label='Up')
plt.scatter(scatt_x['down_ok'], scatt_y['down_ok'], s=200, color='grey', edgecolors='white', alpha=0.85, marker="X", label='Down ok')
plt.scatter(scatt_x['down_bad'], scatt_y['down_bad'], s=200, color='black', edgecolors='white', alpha=0.85, marker="X", label='Down bad')
# Format axes:
plt.gcf().autofmt_xdate()
axs = plt.gca()
# X as days and defined limits with their margin
axs.xaxis.set_major_formatter(mdates.DateFormatter('%d-%b-%y'))
axs.xaxis.set_major_locator(mdates.DayLocator())
plt.xlim(datetime.strptime(date_limits[0], '%d-%b-%Y %H:%M:%S') - timedelta(hours=4),
datetime.strptime(date_limits[1], '%d-%b-%Y %H:%M:%S') - timedelta(hours=20))
# Y as 24 hours range
axs.yaxis.set_major_formatter(mdates.DateFormatter('%H:%M'))
axs.yaxis.set_major_locator(mdates.HourLocator(byhour=range(0, 24, 2)))
plt.ylim([datetime(1970, 1, 1, 00, 00), datetime(1970, 1, 1, 23, 59, 59)])
axs.set_axisbelow(True)
axs.invert_yaxis()
plt.grid(True)
plt.ylabel('Day Time')
plt.title('Events on Time by Day')
plt.margins(y=0, x=0.01)
plt.grid(color='lightgrey', linestyle='--', linewidth=0.9, axis='y')
plt.legend()
plt.tight_layout()
cfig = plt.get_current_fig_manager()
cfig.canvas.manager.set_window_title("Tuptime")
plt.show()
if __name__ == "__main__":
main()
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