computer-playbook/roles/server_native-backups-cleanup/files/backups-cleanup.py

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import psutil
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import shutil
import os
import argparse
# Validating arguments
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parser = argparse.ArgumentParser()
parser.add_argument('--maximum-backup-size-percent', type=int, dest='maximum_backup_size_percent',required=True, choices=range(0,100), help="The directory from which the data should be encrypted.")
parser.add_argument('--backups-folder-path',type=str,dest='backups_folder_path',required=True, help="The folder in which the backups are stored")
args = parser.parse_args()
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deleted = True
while psutil.disk_usage(args.backups_folder_path).percent > args.maximum_backup_size_percent and deleted:
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deleted = False
print("%d %% of disk %s are used. Freeing space..." % (psutil.disk_usage(args.backups_folder_path).percent,args.backups_folder_path))
for host_backup_directory_name in os.listdir(args.backups_folder_path):
host_backup_directory_path = os.path.join(args.backups_folder_path, host_backup_directory_name)
for application_directory in os.listdir(host_backup_directory_path):
# The directory which contains all backup versions of the application
versions_directory = os.path.join(host_backup_directory_path, application_directory)
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versions = os.listdir(versions_directory)
versions.sort(reverse=False)
if len(versions) >= 1:
delete_diff = versions_directory + versions[0]
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print("Deleting %s..." % (delete_diff))
shutil.rmtree(delete_diff)
deleted = True
if not deleted:
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print("All versions had been deleted!")
print("Cleaning up finished: %d %% of disk %s are used." % (psutil.disk_usage(args.backups_folder_path).percent,args.backups_folder_path))