mirror of
https://github.com/jokob-sk/NetAlertX.git
synced 2026-06-01 12:34:40 -04:00
96 lines
3.5 KiB
Python
Executable File
96 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python
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import os
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import sys
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from collections import deque
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# Register NetAlertX directories
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INSTALL_PATH = os.getenv('NETALERTX_APP', '/app')
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sys.path.extend([f"{INSTALL_PATH}/front/plugins", f"{INSTALL_PATH}/server"])
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from logger import mylog, Logger # noqa: E402 [flake8 lint suppression]
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from helper import get_setting_value # noqa: E402 [flake8 lint suppression]
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from const import logPath # noqa: E402 [flake8 lint suppression]
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from messaging.in_app import remove_old # noqa: E402 [flake8 lint suppression]
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from utils.datetime_utils import timeNowUTC # noqa: E402 [flake8 lint suppression]
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import conf # noqa: E402 [flake8 lint suppression]
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from pytz import timezone # noqa: E402 [flake8 lint suppression]
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# Make sure the TIMEZONE for logging is correct
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conf.tz = timezone(get_setting_value('TIMEZONE'))
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# Make sure log level is initialized correctly
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Logger(get_setting_value('LOG_LEVEL'))
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pluginName = 'MAINT'
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LOG_PATH = logPath + '/plugins'
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LOG_FILE = os.path.join(LOG_PATH, f'script.{pluginName}.log')
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RESULT_FILE = os.path.join(LOG_PATH, f'last_result.{pluginName}.log')
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def main():
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mylog('verbose', [f'[{pluginName}] In script'])
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MAINT_LOG_LENGTH = int(get_setting_value('MAINT_LOG_LENGTH'))
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MAINT_NOTI_LENGTH = int(get_setting_value('MAINT_NOTI_LENGTH'))
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logFiles = ["app.log", "nginx-error.log", "stdout.log"]
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# Check if set
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if MAINT_LOG_LENGTH != 0:
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for fileEntry in logFiles:
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mylog('verbose', [f'[{pluginName}] Cleaning file'])
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logFile = logPath + "/" + fileEntry
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mylog('verbose', [f'[{pluginName}] {fileEntry} size BEFORE: {os.path.getsize(logFile)}'])
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# Using a deque to efficiently keep the last N lines
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lines_to_keep = deque(maxlen=MAINT_LOG_LENGTH)
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with open(logFile, 'r') as file:
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# Read lines from the file and store the last N lines
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for line in file:
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lines_to_keep.append(line)
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with open(logFile, 'w') as file:
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# Write the last N lines back to the file
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file.writelines(lines_to_keep)
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mylog('verbose', [f'[{pluginName}] {fileEntry} size AFTER: {os.path.getsize(logFile)}'])
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mylog('verbose', [f'[{pluginName}] Cleanup of {fileEntry} finished'])
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# Check if set
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if MAINT_NOTI_LENGTH != 0:
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mylog('verbose', [f'[{pluginName}] Cleaning in-app notification history'])
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remove_old(MAINT_NOTI_LENGTH)
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# Delete processed sync artefact files older than 24 hours.
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# These are created by the SYNC plugin (Mode 3) when it renames received
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# device JSON files to processed_*.log after processing. They have no value
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# once processed and are not cleaned up anywhere else.
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_PROCESSED_MAX_AGE_SECS = 24 * 3600
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now = timeNowUTC(as_string=False).timestamp()
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deleted = 0
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for fname in os.listdir(LOG_PATH):
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if fname.startswith('processed_') and fname.endswith('.log'):
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fpath = os.path.join(LOG_PATH, fname)
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if os.path.isfile(fpath) and (now - os.path.getmtime(fpath)) > _PROCESSED_MAX_AGE_SECS:
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os.remove(fpath)
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deleted += 1
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mylog('verbose', [f'[{pluginName}] Deleted {deleted} processed sync artefact file(s) from {LOG_PATH}'])
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return 0
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# ===============================================================================
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# BEGIN
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# ===============================================================================
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if __name__ == '__main__':
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main()
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