5868b9e17d
- Convert to Python 3 - Fix bug: `CORE_FILE_DIR` previously was set to `os.path.basename(__file__)`, which would resolve to the script name. Fix this by hardcoding to `/var/core/` instead - Remove locally-define logging functions; use Logger class from sonic-py-common instead
44 lines
1.4 KiB
Python
Executable File
44 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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from collections import defaultdict
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from datetime import datetime
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from sonic_py_common.logger import Logger
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SYSLOG_IDENTIFIER = 'core_cleanup.py'
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CORE_FILE_DIR = '/var/core/'
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MAX_CORE_FILES = 4
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def main():
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logger = Logger(SYSLOG_IDENTIFIER)
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logger.set_min_log_priority_info()
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if os.getuid() != 0:
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logger.log_error('Root required to clean up core files')
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return
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logger.log_info('Cleaning up core files')
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core_files = [f for f in os.listdir(CORE_FILE_DIR) if os.path.isfile(os.path.join(CORE_FILE_DIR, f))]
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core_files_by_process = defaultdict(list)
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for f in core_files:
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process = f.split('.')[0]
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curr_files = core_files_by_process[process]
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curr_files.append(f)
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if len(curr_files) > MAX_CORE_FILES:
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curr_files.sort(reverse = True, key = lambda x: datetime.utcfromtimestamp(int(x.split('.')[1])))
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oldest_core = curr_files[MAX_CORE_FILES]
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logger.log_info('Deleting {}'.format(oldest_core))
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try:
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os.remove(os.path.join(CORE_FILE_DIR, oldest_core))
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except:
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logger.log_error('Unexpected error occured trying to delete {}'.format(oldest_core))
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core_files_by_process[process] = curr_files[0:MAX_CORE_FILES]
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logger.log_info('Finished cleaning up core files')
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if __name__ == '__main__':
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main()
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