73 lines
1.8 KiB
Python
Executable File
73 lines
1.8 KiB
Python
Executable File
#!/usr/bin/python3
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import smtplib
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import os
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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from email.utils import COMMASPACE, formatdate
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import jinja2
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from jinja2 import Template
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import redis
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import time
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import sys
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import html2text
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from subprocess import Popen, PIPE, STDOUT
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if len(sys.argv) > 2:
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percent = int(sys.argv[1])
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username = str(sys.argv[2])
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else:
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print("Args missing")
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sys.exit(1)
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while True:
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try:
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r = redis.StrictRedis(host='redis', decode_responses=True, port=6379, db=0)
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r.ping()
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except Exception as ex:
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print("{0} - trying again...".format(ex))
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time.sleep(3)
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else:
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break
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if r.get('QW_HTML'):
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try:
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template = Template(r.get('QW_HTML'))
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except:
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print("Error: Cannot parse quarantine template, falling back to default template.")
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with open('/templates/quota.tpl') as file_:
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template = Template(file_.read())
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else:
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with open('/templates/quota.tpl') as file_:
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template = Template(file_.read())
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html = template.render(username=username, percent=percent)
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text = html2text.html2text(html)
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try:
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msg = MIMEMultipart('alternative')
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msg['From'] = r.get('QW_SENDER') or "quota-warning@localhost"
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msg['Subject'] = r.get('QW_SUBJ') or "Quota warning"
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msg['Date'] = formatdate(localtime = True)
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text_part = MIMEText(text, 'plain', 'utf-8')
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html_part = MIMEText(html, 'html', 'utf-8')
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msg.attach(text_part)
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msg.attach(html_part)
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msg['To'] = username
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p = Popen(['/usr/lib/dovecot/dovecot-lda', '-d', username, '-o', '"plugin/quota=maildir:User quota:noenforcing"'], stdout=PIPE, stdin=PIPE, stderr=STDOUT)
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p.communicate(input=msg.as_string())
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except Exception as ex:
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print('Failed to send quota notification: {0}'.format(ex))
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sys.exit(1)
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try:
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sys.stdout.close()
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except:
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pass
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try:
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sys.stderr.close()
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except:
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pass
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