mirror of
https://github.com/mailcow/mailcow-dockerized.git
synced 2024-12-23 02:04:46 +02:00
95 lines
2.6 KiB
Python
Executable File
95 lines
2.6 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 json
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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('%s - trying again...' % (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=bytes(msg.as_string(), 'utf-8'))
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domain = username.split("@")[-1]
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if domain and r.hget('QW_BCC', domain):
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bcc_data = json.loads(r.hget('QW_BCC', domain))
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bcc_rcpts = bcc_data['bcc_rcpts']
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if bcc_data['active'] == 1:
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for rcpt in bcc_rcpts:
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msg = MIMEMultipart('alternative')
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msg['From'] = username
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subject = r.get('QW_SUBJ') or "Quota warning"
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msg['Subject'] = subject + ' (' + username + ')'
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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'] = rcpt
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server = smtplib.SMTP('postfix', 588, 'quotanotification')
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server.ehlo()
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server.sendmail(msg['From'], str(rcpt), msg.as_string())
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server.quit()
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except Exception as ex:
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print('Failed to send quota notification: %s' % (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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