522a071ffb
- 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
|
|
|
|
import os
|
|
from collections import defaultdict
|
|
from datetime import datetime
|
|
|
|
from sonic_py_common.logger import Logger
|
|
|
|
SYSLOG_IDENTIFIER = 'core_cleanup.py'
|
|
CORE_FILE_DIR = '/var/core/'
|
|
MAX_CORE_FILES = 4
|
|
|
|
def main():
|
|
logger = Logger(SYSLOG_IDENTIFIER)
|
|
logger.set_min_log_priority_info()
|
|
|
|
if os.getuid() != 0:
|
|
logger.log_error('Root required to clean up core files')
|
|
return
|
|
|
|
logger.log_info('Cleaning up core files')
|
|
core_files = [f for f in os.listdir(CORE_FILE_DIR) if os.path.isfile(os.path.join(CORE_FILE_DIR, f))]
|
|
|
|
core_files_by_process = defaultdict(list)
|
|
for f in core_files:
|
|
process = f.split('.')[0]
|
|
curr_files = core_files_by_process[process]
|
|
curr_files.append(f)
|
|
|
|
if len(curr_files) > MAX_CORE_FILES:
|
|
curr_files.sort(reverse = True, key = lambda x: datetime.utcfromtimestamp(int(x.split('.')[1])))
|
|
oldest_core = curr_files[MAX_CORE_FILES]
|
|
logger.log_info('Deleting {}'.format(oldest_core))
|
|
try:
|
|
os.remove(os.path.join(CORE_FILE_DIR, oldest_core))
|
|
except:
|
|
logger.log_error('Unexpected error occured trying to delete {}'.format(oldest_core))
|
|
core_files_by_process[process] = curr_files[0:MAX_CORE_FILES]
|
|
|
|
logger.log_info('Finished cleaning up core files')
|
|
|
|
if __name__ == '__main__':
|
|
main()
|