mirror of
https://github.com/jokob-sk/NetAlertX.git
synced 2025-12-07 01:26:11 -08:00
97 lines
3.6 KiB
Python
Executable File
97 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python
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from __future__ import unicode_literals
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import pathlib
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import subprocess
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import argparse
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import os
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import sys
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import chardet
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sys.path.append("/home/pi/pialert/front/plugins")
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sys.path.append('/home/pi/pialert/pialert')
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from plugin_helper import Plugin_Object, Plugin_Objects, handleEmpty, is_mac
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from logger import mylog
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from dhcp_leases import DhcpLeases
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CUR_PATH = str(pathlib.Path(__file__).parent.resolve())
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LOG_FILE = os.path.join(CUR_PATH, 'script.log')
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RESULT_FILE = os.path.join(CUR_PATH, 'last_result.log')
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pluginName= 'DHCPLSS'
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# -------------------------------------------------------------
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def main():
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mylog('verbose', [f'[{pluginName}] In script'])
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last_run_logfile = open(RESULT_FILE, 'a')
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last_run_logfile.write("")
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parser = argparse.ArgumentParser(description='Import devices from dhcp.leases files')
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parser.add_argument('paths', action="store", help="absolute dhcp.leases file paths to check separated by ','")
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values = parser.parse_args()
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plugin_objects = Plugin_Objects(RESULT_FILE)
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if values.paths:
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for path in values.paths.split('=')[1].split(','):
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plugin_objects = get_entries(path, plugin_objects)
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mylog('verbose', [f'[{pluginName}] {len(plugin_objects)} Entries found in "{path}"'])
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plugin_objects.write_result_file()
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# -------------------------------------------------------------
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def get_entries(path, plugin_objects):
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# Check if the path exists
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if not os.path.exists(path):
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mylog('none', [f'[{pluginName}] ⚠ ERROR: "{path}" does not exist.'])
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else:
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# Detect file encoding
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with open(path, 'rb') as f:
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result = chardet.detect(f.read())
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# Use the detected encoding
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encoding = result['encoding']
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# Handle pihole-specific dhcp.leases files
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if 'pihole' in path:
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with open(path, 'r', encoding=encoding, errors='replace') as f:
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for line in f:
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row = line.rstrip().split()
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if len(row) == 5:
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plugin_objects.add_object(
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primaryId = handleEmpty(row[1]),
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secondaryId = handleEmpty(row[2]),
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watched1 = handleEmpty('True'),
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watched2 = handleEmpty(row[3]),
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watched3 = handleEmpty(row[4]),
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watched4 = handleEmpty('True'),
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extra = handleEmpty(path),
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foreignKey = handleEmpty(row[1])
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)
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else:
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# Handle generic dhcp.leases files
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leases = DhcpLeases(path)
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leasesList = leases.get()
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for lease in leasesList:
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# filter out irrelevant entries (e.g. from OPNsense dhcp.leases files)
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if is_mac(lease.ethernet):
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plugin_objects.add_object(
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primaryId = handleEmpty(lease.ethernet),
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secondaryId = handleEmpty(lease.ip),
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watched1 = handleEmpty(lease.active),
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watched2 = handleEmpty(lease.hostname),
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watched3 = handleEmpty(lease.hardware),
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watched4 = handleEmpty(lease.binding_state),
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extra = handleEmpty(path),
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foreignKey = handleEmpty(lease.ethernet)
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)
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return plugin_objects
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if __name__ == '__main__':
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main()
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