python按日期分类备份文件夹

python按日期分类备份文件夹

[root@saltstack-ui tmp]# cat backup.py
#!/usr/bin/env python
import os
import time
import sys
 
def create_backup_dir(target_dir):
    today_dir = target_dir + time.strftime('%Y-%m-%d')
    if not os.path.exists(today_dir):
            os.mkdir(today_dir)
    return today_dir
     
def is_exists_dir(source):
    for dir in source:
        if not os.path.exists(dir):
            print "Source %s does not exist" % dir
            sys.exit(1)
             
def build_backup_command(source, target_dir):
    is_exists_dir(source)
    time_dir = time.strftime('%H-%M-%S')
    today_dir = create_backup_dir(target_dir)
    touch = today_dir + os.sep + time_dir + '.zip'   # os.sep 根据操作系统不同，形成不同的文件路径分隔符
    zip_command = "zip -qr %s %s" % (touch, ' '.join(source))
    return zip_command
     
def exec_backup_command(zip_command):
    if os.system(zip_command) == 0:
        print "Backup successfully"
    else:
        print "Backup failed"
         
if __name__ == '__main__':
    source = ['/tmp/a/']
    target_dir = '/tmp/b/'
    zip_command = build_backup_command(source, target_dir)
    exec_backup_command(zip_command)