定时备份.git文件夹

• 2012-10-29
• 编程 23
• git 5

crontab

8 20 * * * /mnt/DATA/proj/py/backuper/backuper.py

backuper.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

'''
作用: 备份.git文件夹
usage: ./backuper.py 推荐加入crontab
CONFIG_FILE示例:
BACKUPDIR = '/mnt/DATA/proj/BACKUP/'
TASK_FILE可用`ls |sed "s:^:`pwd`/:"`产生,每行一个项目文件夹:
/mnt/DATA/proj/eclipse/ani
/mnt/DATA/proj/eclipse/animalchess
'''

import sys
import os
import time

CONFIG_FILE = '/mnt/DATA/proj/py/backuper/config.cfg'
TASK_FILE = '/mnt/DATA/proj/py/backuper/projs.txt'

BACKUPDIR = ''
BACKUPNAME = ''
TEMPNAME = ''

def getdir(o_dir):

    d_dir = os.path.join(o_dir, '.git')
    print d_dir
    if os.path.exists(d_dir):
        return d_dir

def getnames(o_dir):

    global BACKUPNAME, TEMPNAME
    name = os.path.split(o_dir)[1]
    BACKUPNAME = os.path.join(BACKUPDIR, name + '.git' + '.tar.gz')
    TEMPNAME = BACKUPNAME + str(time.time())


def doConfig():

    if os.path.exists(CONFIG_FILE):
        dic = {}
        exec(open(CONFIG_FILE).read()) in dic
        global BACKUPDIR
        BACKUPDIR = dic['BACKUPDIR']

    #if len(BACKUPDIR) == 0:
    #    print 'BAD ' + CONFIG_FILE

def backupdir(d):

    para = os.path.split(d)
    cmd = 'tar -czf %s -C %s %s' % (TEMPNAME, para[0], para[1])
    print cmd
    if os.system(cmd) == 0:
        if os.path.exists(BACKUPNAME):
            os.remove(BACKUPNAME)
        os.rename(TEMPNAME, BACKUPNAME)
    if os.path.exists(TEMPNAME):
        os.remove(TEMPNAME)

def doLine(taskdir):

    if os.path.exists(taskdir):
        getnames(taskdir)
        d = getdir(taskdir)
        if d:
            backupdir(d)

def work():

    if os.path.exists(TASK_FILE):
        for line in open(TASK_FILE).xreadlines():
            line = line[:len(line)-len(os.linesep)]
            doLine(line)


if __name__ == '__main__':

    doConfig()
    print BACKUPDIR
    work()

config.cfg

BACKUPDIR = '/mnt/DATA/proj/BACKUP/'

projs.txt

/mnt/DATA/proj/eclipse/ImageViewer
/mnt/DATA/proj/eclipse/luandroid
/mnt/DATA/proj/eclipse/luandroid_basic.7z
/mnt/DATA/proj/eclipse/LuaRunner