97 lines
3.3 KiB
Python
97 lines
3.3 KiB
Python
import time
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import config
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import logging
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import smtplib
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from nut2 import PyNUTClient
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from email.mime.text import MIMEText
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from logging.handlers import TimedRotatingFileHandler
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ups_id = config.UPS_ID
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gmail_user = config.GMAIL_USER
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gmail_password = config.GMAIL_PASS
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recipient_email = config.GMAIL_ADDR
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def setup_logging():
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logger = logging.getLogger('powerlog')
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logger.setLevel(logging.INFO)
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handler = TimedRotatingFileHandler(
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'power.log',
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when='midnight',
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interval=1,
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backupCount=7,
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delay=True
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)
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formatter = logging.Formatter(
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'%(asctime)s [%(levelname)s] %(message)s',
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datefmt='%Y-%m-%d %H:%M:%S'
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)
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handler.setFormatter(formatter)
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logger.addHandler(handler)
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return logger
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logger = setup_logging()
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def monitor_ups():
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client = PyNUTClient()
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try:
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ups_status = client.list_vars('ups')
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return {
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'status': ups_status.get('ups.status'),
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'battery_charge': float(ups_status.get('battery.charge'))
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}
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except Exception as e:
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logger.error(f"Error communicating with NUT: {e}")
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return None
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def send_email(subject, body):
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msg = MIMEText(body)
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msg['Subject'] = subject
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msg['From'] = gmail_user
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msg['To'] = recipient_email
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try:
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with smtplib.SMTP('smtp.gmail.com', 587) as server:
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server.starttls()
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server.login(gmail_user, gmail_password)
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server.send_message(msg)
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logger.info(f"Email message sent: {subject}")
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except Exception as e:
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logger.info(f"Failed to send email: {e}")
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def main():
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logger.info("Starting UPS monitoring service.")
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prev_status = None
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while True:
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ups_data = monitor_ups()
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if ups_data:
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status = ups_data['status']
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battery = ups_data['battery_charge']
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if status and status != prev_status:
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if status == "OB DISCHRG":
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logger.warning(f"Outage detected! Power On Battery. {battery}% charge remaining.")
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send_email(
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f"{ups_id}: Power Outage Detected",
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f"The {ups_id} UPS is running on battery power! {battery}% charge remaining.")
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elif status == "OL":
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logger.info(f"Power On Line. {battery}% charge remaining.")
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send_email(
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f"{ups_id}: Power On Line",
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f"{ups_id} UPS power has been restored! {battery}% charge remaining.")
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else:
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logger.info(f"UPS status changed to: {status}")
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prev_status = status
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elif status == "OB DISCHRG" and battery < 50:
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logger.warning(f"Battery level low: {battery}% charge remaining.")
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send_email(
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f"{ups_id} battery low.",
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f"{ups_id} battery level low: {battery}% charge remaining.")
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elif status == "OB DISCHRG" and battery < 35:
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logger.warning(f"Battery level critical: {battery}% charge remaining.")
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send_email(
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f"{ups_id} battery critical!!",
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f"{ups_id} battery level critial: {battery}% charge remaining.")
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time.sleep(30)
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time.sleep(5)
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if __name__ == "__main__":
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main()
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