email_utils.py 文件源码

def email_changes(zone, prev_addrs, curr_addrs, subject, server, fromaddr, toaddr, test=False):
    bindformat = format_records_for_email(curr_addrs)
    prev_addrs = ' '.join(prev_addrs)
    curr_addrs = ' '.join(curr_addrs)
    prev = sorted([s for s in prev_addrs.split() if 'ip' in s])
    curr = sorted([s for s in curr_addrs.split() if 'ip' in s])

    diff = HtmlDiff()
    table = diff.make_table(
        fromlines=prev,
        tolines=curr,
        fromdesc='Old records',
        todesc='New records'
    )

    header = '<h1>Diff</h1>'
    html = _email_style + bindformat + header + table
    html = MIMEText(html, 'html')
    msg_template = MIMEMultipart('alternative')
    msg_template['Subject'] = subject.format(zone=zone)
    email = msg_template
    email.attach(html)

    try:
        mailserver = smtplib.SMTP()
        mailserver.connect(server)
        mailserver.sendmail(fromaddr, toaddr, email.as_string())
    except Exception as err:
        print('Email failed: ' + str(err))
        with open('result.html', 'w+') as mailfile:
            mailfile.write(html.as_string())
    if test:
        return bindformat