70 lines
2.5 KiB
Python
70 lines
2.5 KiB
Python
#!/usr/bin/env python3
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import subprocess
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import time
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import requests
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import socket
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import os
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ups_ip = "10.31.41.46"
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time_threshold = 4
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interval = 20
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def parse_time(time_str):
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try:
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time_parts = time_str.split(":")[-4:]
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days = int(time_parts[0])
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hours = int(time_parts[1])
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minutes = int(time_parts[2])
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seconds = float(time_parts[3])
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total_minutes = (days * 24 * 60) + (hours * 60) + minutes + (int(seconds // 60))
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return total_minutes
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except:
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return False
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def send_email(recipient, subject, body, sender):
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email_message = f"Subject: {subject}\nFrom: {sender}\nTo: {recipient}\n\n{body}"
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process = os.popen('/usr/sbin/sendmail -t', 'w')
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process.write(email_message)
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process.close()
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def parse_states(states_str):
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if len(states_str) < 2: return "Invalid input"
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second_char = states_str[1]
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if second_char == '0': return "on-line"
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elif second_char == '1': return "on-battery"
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else: return "Invalid input"
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def run_command(command):
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result = subprocess.run(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
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return result.stdout.strip()
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def main():
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while True:
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oid_on_battery_time = "1.3.6.1.4.1.318.1.1.1.2.2.3.0"
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result = run_command(f'/usr/bin/snmpget -v2c -O v -O q -c public {ups_ip} {oid_on_battery_time}')
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time_on_battery = parse_time(result)
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oid_states = "1.3.6.1.4.1.318.1.1.1.11.1.1.0"
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result = run_command(f'/usr/bin/snmpget -v2c -O v -O q -c public {ups_ip} {oid_states}')
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state = parse_states(result.strip('"'))
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print(f"Time on battery: {time_on_battery} minutes, State: {state}", flush=True)
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if time_on_battery != False and time_on_battery < time_threshold:
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if state == "on-battery":
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shutdown_status = run_command('shutdown --show 2>&1')
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if "No scheduled shutdown" in shutdown_status:
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print("UPS is failing, shutting down in 60 seconds...", flush=True)
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send_email(f"{socket.gethostname()}@vvzvlad.xyz", "UPS is failing, shutting down in 60 seconds...", f"Proxmox node '{socket.gethostname()}': UPS is failing, shutting down in 60 seconds...", f"{socket.gethostname()}@vvzvlad.xyz")
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run_command('sudo shutdown -h 1 "Shutting down due to UPS failure"')
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if state == "on-battery":
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time.sleep(5)
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else:
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time.sleep(interval)
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if __name__ == "__main__":
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print("Starting UPS monitoring...", flush=True)
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main()
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