112 lines
4.6 KiB
Python
112 lines
4.6 KiB
Python
#!/usr/bin/python
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#
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# gpg-mailgate
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#
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# This file is part of the gpg-mailgate source code.
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#
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# gpg-mailgate is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# gpg-mailgate source code is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with gpg-mailgate source code. If not, see <http://www.gnu.org/licenses/>.
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#
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from ConfigParser import RawConfigParser
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import GnuPG
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import MySQLdb
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import smtplib
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import markdown
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import syslog
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from email.MIMEText import MIMEText
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from email.mime.multipart import MIMEMultipart
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def appendLog(msg):
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if 'logging' in cfg and 'file' in cfg['logging']:
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if cfg['logging'].get('file') == "syslog":
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syslog.syslog(syslog.LOG_INFO | syslog.LOG_MAIL, msg)
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else:
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logfile = open(cfg['logging']['file'], 'a')
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logfile.write(msg + "\n")
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logfile.close()
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def send_msg( mailsubject, messagefile, recipients = None ):
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mailbody = file( cfg['cron']['mail_templates'] + "/" + messagefile).read()
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msg = MIMEMultipart("alternative")
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msg["From"] = cfg['cron']['notification_email']
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msg["To"] = recipients
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msg["Subject"] = mailsubject
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msg.attach(MIMEText(mailbody, 'plain'))
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msg.attach(MIMEText(markdown.markdown(mailbody), 'html'))
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if 'relay' in cfg and 'host' in cfg['relay'] and 'enc_port' in cfg['relay']:
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relay = (cfg['relay']['host'], int(cfg['relay']['enc_port']))
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smtp = smtplib.SMTP(relay[0], relay[1])
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smtp.sendmail( cfg['cron']['notification_email'], recipients, msg.as_string() )
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else:
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appendLog("Could not send mail due to wrong configuration")
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# Read configuration from /etc/gpg-mailgate.conf
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_cfg = RawConfigParser()
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_cfg.read('/etc/gpg-mailgate.conf')
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cfg = dict()
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for sect in _cfg.sections():
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cfg[sect] = dict()
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for (name, value) in _cfg.items(sect):
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cfg[sect][name] = value
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if cfg.has_key('database') and cfg['database'].has_key('enabled') and cfg['database']['enabled'] == 'yes' and cfg['database'].has_key('name') and cfg['database'].has_key('host') and cfg['database'].has_key('username') and cfg['database'].has_key('password'):
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connection = MySQLdb.connect(host = cfg['database']['host'], user = cfg['database']['username'], passwd = cfg['database']['password'], db = cfg['database']['name'], port = 3306)
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cursor = connection.cursor()
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# import keys
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cursor.execute("SELECT publickey, id, email FROM gpgmw_keys WHERE status = 0 AND confirm = '' LIMIT 100")
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result_set = cursor.fetchall()
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for row in result_set:
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# delete any other public keys associated with this confirmed email address
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cursor.execute("DELETE FROM gpgmw_keys WHERE email = %s AND id != %s", (row[2], row[1],))
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GnuPG.delete_key(cfg['gpg']['keyhome'], row[2])
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appendLog('Deleted key for <' + row[2] + '> via import request')
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if row[0].strip(): # we have this so that user can submit blank key to remove any encryption
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if GnuPG.confirm_key(row[0], row[2]):
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GnuPG.add_key(cfg['gpg']['keyhome'], row[0]) # import the key to gpg
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cursor.execute("UPDATE gpgmw_keys SET status = 1 WHERE id = %s", (row[1],)) # mark key as accepted
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appendLog('Imported key from <' + row[2] + '>')
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if cfg['cron'].has_key('send_email') and cfg['cron']['send_email'] == 'yes':
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send_msg( "PGP key registration successful", "registrationSuccess.md", row[2] )
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else:
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cursor.execute("DELETE FROM gpgmw_keys WHERE id = %s", (row[1],)) # delete key
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appendLog('Import confirmation failed for <' + row[2] + '>')
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if cfg['cron'].has_key('send_email') and cfg['cron']['send_email'] == 'yes':
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send_msg( "PGP key registration failed", "registrationError.md", row[2] )
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else:
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# delete key so we don't continue processing it
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cursor.execute("DELETE FROM gpgmw_keys WHERE id = %s", (row[1],))
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if cfg['cron'].has_key('send_email') and cfg['cron']['send_email'] == 'yes':
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send_msg( "PGP key deleted", "keyDeleted.md", row[2])
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connection.commit()
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# delete keys
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cursor.execute("SELECT email, id FROM gpgmw_keys WHERE status = 2 LIMIT 100")
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result_set = cursor.fetchall()
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for row in result_set:
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GnuPG.delete_key(cfg['gpg']['keyhome'], row[0])
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cursor.execute("DELETE FROM gpgmw_keys WHERE id = %s", (row[1],))
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appendLog('Deleted key for <' + row[0] + '>')
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connection.commit()
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else:
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print "Warning: doing nothing since database settings are not configured!"
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