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Tool to simply migrate from rsync+ssh to rsync+btrfs+ssh

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ssamson-tis 2015-07-28 10:48:18 +02:00
parent 34a918294f
commit 78e09a1d23
1 changed files with 39 additions and 0 deletions
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samples/migrate_rsync_to_btrfs.py Normal file
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#!/usr/bin/python
# -*- coding: utf-8 -*-
import subprocess
import os
backups = [ "ns3-test-etc-bind"]
backup_base_dir = "/backup/data/"
backup_retention_time=60
if not os.path.isdir("/backup/data/empty/"):
os.mkdir("/backup/data/empty/")
for backup in backups:
base_dir = os.path.join(backup_base_dir,backup)
dest_dir = os.path.join(base_dir, 'last_backup')
if not os.path.isdir(dest_dir):
cmd = "/sbin/btrfs subvolume create %s"%dest_dir
print 'btrfs subvolume create "%s"' %dest_dir
print subprocess.check_output(cmd, shell=True)
if len(os.listdir(dest_dir)) == 0:
list_backups = sorted([os.path.join(base_dir, f) for f in os.listdir(base_dir)], key=os.path.getctime)
recent_backup = list_backups[-2]
print "The most recent backup : " + recent_backup
print "Initial copy"
#cmd = 'rsync -rt --stats --delete-excluded --numeric-ids -P -lpgoD --protect-args "%s"/ "%s"' % ( recent_backup, dest_dir)
cmd = 'cp -v -a --reflink=always "%s"/* "%s"' % ( recent_backup, dest_dir)
print "Runinig %s " % cmd
print subprocess.check_output(cmd, shell=True)
if len(os.listdir(base_dir)) > backup_retention_time:
for folder in sorted([os.path.join(base_dir, f) for f in os.listdir(base_dir)], key=os.path.getctime)[0:len(os.listdir(base_dir)) - (backup_retention_time )]:
#cmd = 'rsync --dry-run -av --del /backup/data/empty/ "%s/"' % folder
cmd = 'rsync -av --del /backup/data/empty/ "%s/"' % folder
print "Runinig %s " % cmd
print subprocess.check_output(cmd, shell=True)
os.rmdir(folder)