83 lines
2.7 KiB
Python
83 lines
2.7 KiB
Python
import os
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import subprocess
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MAIL_MESSAGE = '''
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Hi, {}<br>
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<br>
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因 CML Server 掛載家目錄(~)的 NAS 空間即將不足，我們將於 4/28(日) 00:00 開始清除長時間沒有修改紀錄的資料夾<br>
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<br>
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本次清理，我們將移除 2024/02/01 以後沒有修改紀錄的資料夾、檔案<br>
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以下是您家目錄中可能被移除的內容：<br>
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<ul>
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{}
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</ul>
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<br>
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若是仍要保留的資料請隨意對其做修改，以更新修改紀錄的時間。<br>
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造成不便，敬請見諒！<br><br>
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<br>
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* 信件由網管自動化工具寄出，若為錯誤寄送請忽略此信件。<br>
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<br>
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Best,<br>
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CMLab Unix Manager, Ting-Jun Wang<br>
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CMLab, National Taiwan University<br>
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Email: unix_manager@cmlab.csie.ntu.edu.tw<br>
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<pre>
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__ __ _
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/ / / /__ (_)_ __
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__ ___/ /_/ / _ \/ /\ \ /
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/ |/ /\____/_//_/_//_\_\____ ____
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/ /|_/ / _ `/ _ \/ _ `/ _ `/ -_) __/
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/_/ /_/\_,_/_//_/\_,_/\_, /\__/_/
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/___/
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</pre>
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'''
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class Cleaner():
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def __init__(self, user_dir, date, mailer, white_list, keep_files):
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self.user_dir = user_dir
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self.date = date
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self.white_list = white_list
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self.keep_files = keep_files
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self.mailer = mailer
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def run(self, test=True, send_mail=False):
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username = self.user_dir.split('/')[-1]
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if username in self.white_list:
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print(f' WHITE LIST: {username}')
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return
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remove_objs = []
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for obj in sorted(os.listdir(self.user_dir)):
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if obj in self.keep_files:
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continue
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obj = obj.replace(' ', '\ ')
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# stat {file or dir}:
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# get Create, modified information
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# grep Modify:
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# get Modified time
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# awk:
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# -F ' ': use space to split the data
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# print $2: column 2 (get date)
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modify_date = subprocess.getoutput(f"stat {self.user_dir}/{obj} | grep Modify | awk -F ' ' '{{print $2}}'" )
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if modify_date < self.date:
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remove_objs.append((obj, modify_date))
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print(f' {modify_date} {obj}')
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if send_mail and len(remove_objs) != 0:
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if test:
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receiver = 'snsd0805@cmlab.csie.ntu.edu.tw'
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else:
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receiver = f'{username}@cmlab.csie.ntu.edu.tw'
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sender = 'unix_manager@cmlab.csie.ntu.edu.tw'
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subject = f'[網管通知] CML Server 清理預計被移除的內容({username})'
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msg = ''
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for obj, date in remove_objs:
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msg += f'<li>{date} - {obj}</li>'
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msg = MAIL_MESSAGE.format(username, msg)
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self.mailer.send(sender, receiver, subject, msg)
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