def updateSenderAccess(self, oldMail = None, oldDomain = None):
conf = FLSConfig.getInstance()
mailAddr = '%s@%s' % (self.mail, self.domain)
if oldMail is None:
oldMail = self.mail
if oldDomain is None:
oldDomain = self.domain
mailOldAddr = '%s@%s' % (oldMail, oldDomain)
cnt = []
with open(conf.get('mailserver', 'senderaccess'), 'r') as f:
cnt = f.read().split('\n')
cnt = [f for f in cnt if (('\t' in f and f[0:f.index('\t')] != mailOldAddr) or f[0:1] == '#') and len(f.strip()) > 0]
# now add data:
if self.state in (MailAccount.STATE_CHANGE, MailAccount.STATE_CREATE):
if self.enabled:
cnt.append('%s\t%s' % (mailAddr, 'OK'))
else:
cnt.append('%s\t%s' % (mailAddr, '4508q 4.2.1 User is disabled at the moment'))
# now sort file
cnt.sort()
# now write back
try:
with open(conf.get('mailserver', 'senderaccess'), 'w') as f:
f.write('\n'.join(cnt))
except:
return False
else:
# postmap
return hashPostFile(conf.get('mailserver', 'senderaccess'), conf.get('mailserver', 'postmap'))
def updateMailboxes(self, oldMail = None, oldDomain = None):
conf = FLSConfig.getInstance()
mailAddr = '%s@%s' % (self.mail, self.domain)
if oldMail is None:
oldMail = self.mail
if oldDomain is None:
oldDomain = self.domain
mailOldAddr = '%s@%s' % (oldMail, oldDomain)
cnt = []
with open(conf.get('mailserver', 'mailboxes'), 'r') as f:
cnt = f.read().split('\n')
cnt = [f for f in cnt if (('\t' in f and f[0:f.index('\t')] != mailOldAddr) or f[0:1] == '#') and len(f.strip()) > 0]
# now add data:
if self.state in (MailAccount.STATE_CHANGE, MailAccount.STATE_CREATE):
if self.type == MailAccount.TYPE_ACCOUNT:
cnt.append('%s\t%s%s%s%s' % (mailAddr, self.domain, os.sep, self.mail, os.sep))
# now sort file
cnt.sort()
# now write back
try:
with open(conf.get('mailserver', 'mailboxes'), 'w') as f:
f.write('\n'.join(cnt))
except:
return False
else:
# postmap
return hashPostFile(conf.get('mailserver', 'mailboxes'), conf.get('mailserver', 'postmap'))
def delete(self):
log = logging.getLogger('flscp')
conf = FLSConfig.getInstance()
# delete!
# 1. remove credentials
# 2. remove entry from /etc/postfix/fls/aliases
# 3. remove entry from /etc/postfix/fls/mailboxes
# 4. remove entry from /etc/postfix/fls/sender-access
# 5. remove entry from mail_users
# 7. remove complete mails in /var/mail/,... directory
# 6. postmap all relevant entries
self.updateCredentials()
self.updateMailboxes()
self.updateAliases()
self.updateSenderAccess()
if self.exists():
db = MailDatabase.getInstance()
cx = db.getCursor()
query = ('SELECT mail_id, mail_addr FROM mail_users WHERE mail_id = %s')
cx.execute(query, (self.id,))
for (mail_id, mail_addr,) in cx:
(mail, domain) = mail_addr.split('@')
path = '%s/%s/%s/' % (conf.get('mailserver', 'basemailpath'), domain, mail)
if os.path.exists(path):
try:
os.removedirs(path)
except Exception as e:
log.warning('Error when removing directory: %s' % (e,))
query = ('DELETE FROM mail_users WHERE mail_id = %s')
cx.execute(query, (self.id,))
cx.close()
def updateCredentials(self):
conf = FLSConfig.getInstance()
if not conf.getboolean('features', 'sasldb'):
return None
db = SaslDatabase.getInstance()
if self.state == MailAccount.STATE_DELETE or len(self.hashPw.strip()) <= 0:
db.delete(self.credentialsKey())
else:
if db.exists(self.credentialsKey()):
db.update(self.credentialsKey(), self.pw)
else:
db.add(self.credentialsKey(), self.pw)
def recalculateQuota(self):
log = logging.getLogger('flscp')
conf = FLSConfig.getInstance()
cmd = shlex.split('%s quota recalc -u %s' % (conf.get('mailserver', 'doveadm'), '%s@%s' % (self.mail, self.domain)))
state = True
with subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) as p:
out = p.stdout.read()
err = p.stderr.read()
if len(out) > 0:
log.info(out)
if len(err) > 0:
log.warning(err)
state = False
self.setState(MailAccount.STATE_OK)
return state
def updateAliases(self, oldMail = None, oldDomain = None):
conf = FLSConfig.getInstance()
mailAddr = '%s@%s' % (self.mail, self.domain)
if oldMail is None:
oldMail = self.mail
if oldDomain is None:
oldDomain = self.domain
mailOldAddr = '%s@%s' % (oldMail, oldDomain)
cnt = []
with open(conf.get('mailserver', 'aliases'), 'r') as f:
cnt = f.read().split('\n')
cnt = [f for f in cnt if (('\t' in f and f[0:f.index('\t')] != mailOldAddr) or f[0:1] == '#') and len(f.strip()) > 0]
# now add data:
if self.state in (MailAccount.STATE_CHANGE, MailAccount.STATE_CREATE):
forward = copy.copy(self.forward)
# remove all empty things
i = 0
for f in forward:
if len(f.strip()) <= 0:
del(forward[i])
i += 1
if self.type == MailAccount.TYPE_ACCOUNT:
forward.insert(0, mailAddr)
forward = list(set(forward))
cnt.append('%s\t%s' % (mailAddr, ','.join(forward)))
# now sort file
cnt.sort()
# now write back
try:
with open(conf.get('mailserver', 'aliases'), 'w') as f:
f.write('\n'.join(cnt))
except:
return False
else:
# postmap
return hashPostFile(conf.get('mailserver', 'aliases'), conf.get('mailserver', 'postmap'))
def authenticate(self, mech, pwd, cert = None):
conf = FLSConfig.getInstance()
log = logging.getLogger('flscp')
data = {
'userdb_user': '',
'userdb_home': '',
'userdb_uid': '',
'userdb_gid': '',
'userdb_mail': '',
'quota_rule': '',
'nopassword': 1
}
localPartDir = os.path.join(conf.get('mailserver', 'basemailpath'), 'virtual')
homeDir = os.path.join(localPartDir, self.domain, self.mail)
username = ('%s@%s' % (self.mail, self.domain)).lower()
if self.hashPw == '_no_':
log.debug('User %s can not login, because password is disabled!' % (self.getMailAddress(),))
return False
s = SaltEncryption()
if mech in ['PLAIN', 'LOGIN']:
state = s.compare(pwd, self.hashPw)
elif mech in ['EXTERNAL']:
state = (cert.lower() == 'valid' and pwd == '')
else:
log.debug('User %s can not login: unsupported auth mechanism "%s"' % (self.getMailAddress(), mech))
state = False
if state:
data['userdb_user'] = username
data['userdb_home'] = self.getHomeDir()
data['userdb_uid'] = conf.get('mailserver', 'uid')
data['userdb_gid'] = conf.get('mailserver', 'gid')
data['userdb_mail'] = self.getMailDirFormat()
data['quota_rule'] = '*:storage=%sb' % (self.quota,)
return data
else:
return False
def __init__(self):
conf = FLSConfig.getInstance()
self.id = None
self.type = MailAccount.TYPE_ACCOUNT
self.state = MailAccount.STATE_OK
if conf is not None:
self.quota = conf.getint('userdefault', 'quota')
else:
# 100 MB
self.quota = 104857600
self.quotaSts = 0.0
self.mail = ''
self.domain = ''
self.pw = ''
self.hashPw = ''
self.genPw = False
self.altMail = ''
self.forward = []
self.authCode = None
self.authValid = None
self.enabled = True
def save(self):
log = logging.getLogger('flscp')
conf = FLSConfig.getInstance()
if self.state == MailAccount.STATE_CREATE:
self.create()
return
elif self.state == MailAccount.STATE_DELETE:
self.delete()
return
elif self.state == MailAccount.STATE_QUOTA:
self.recalculateQuota()
return
# now save!
# -> see create - but if key changed (mail address!) remove
# all entries before and rename folder in /var/mail,... directory
# get original data!
if not self.exists():
self.create()
# get domain id! (if not exist: create!)
try:
d = Domain.getByName(self.domain)
except KeyError:
raise
# pw entered?
if len(self.pw.strip()) > 0:
log.info('Hash password for user %s' % (self.mail,))
self.hashPassword()
db = MailDatabase.getInstance()
cx = db.getCursor()
query = ('SELECT mail_id, mail_addr, mail_type FROM mail_users WHERE mail_id = %s')
cx.execute(query, (self.id,))
(mail_id, mail_addr, mail_type) = cx.fetchone()
(mail, domain) = mail_addr.split('@')
cx.close()
cx = db.getCursor()
if (self.type == MailAccount.TYPE_ACCOUNT and self.hashPw != '') \
or (self.type == MailAccount.TYPE_FWDSMTP and self.hashPw != '') \
or self.type == MailAccount.TYPE_FORWARD:
query = (
'UPDATE mail_users SET mail_acc = %s, mail_pass = %s, mail_forward = %s, ' \
'domain_id = %s, mail_type = %s, status = %s, quota = %s, mail_addr = %s, ' \
'alternative_addr = %s, enabled = %s WHERE mail_id = %s'
)
params = (
self.mail, self.hashPw, ','.join(self.forward), d.id, self.type, self.state, self.quota,
'%s@%s' % (self.mail, self.domain), self.altMail, str(int(self.enabled)), self.id
)
else:
query = (
'UPDATE mail_users SET mail_acc = %s, mail_forward = %s, ' \
'domain_id = %s, mail_type = %s, status = %s, quota = %s, mail_addr = %s, ' \
'alternative_addr = %s, enabled = %s WHERE mail_id = %s'
)
params = (
self.mail, ','.join(self.forward), d.id, self.type, self.state, self.quota,
'%s@%s' % (self.mail, self.domain), self.altMail, str(int(self.enabled)), self.id
)
cx.execute(
query,
params
)
db.commit()
log.debug('executed mysql statement: %s' % (cx.statement,))
# update credentials...
# if pw was entered or type changed
if mail_type != self.type or self.pw.strip() != '':
self.updateCredentials()
# now update mailboxes files!
if not self.updateMailboxes(oldMail=mail, oldDomain=domain):
cx.close()
return False
# update aliases
if not self.updateAliases(oldMail=mail, oldDomain=domain):
# remove entry from updateMailboxes?
cx.close()
return False
# update sender-access
if not self.updateSenderAccess(oldMail=mail, oldDomain=domain):
# remove entry from updateMailboxes and Aliases ?
cx.close()
return False
# rename folders - but only if target directory does not exist
# (we had to throw fatal error if target directory exists!)
oldPath = '%s/%s/%s/' % (conf.get('mailserver', 'basemailpath'), domain, mail)
path = '%s/%s/%s/' % (conf.get('mailserver', 'basemailpath'), self.domain, self.mail)
if os.path.exists(oldPath):
if os.path.exists(path):
log.error('Could not move "%s" to "%s", because it already exists!' % (path,))
else:
try:
os.rename(oldPath, path)
except OSError as e:
log.warning('Got OSError - Does directory exists? (%s)' % (e,))
except Exception as e:
log.warning('Got unexpected exception (%s)!' % (e,))
cx.close()
# all best? Than go forward and update set state,...
self.setState(MailAccount.STATE_OK)
# notify
if len(self.altMail) > 0:
m = Mailer(self)
state = False
if self.type == MailAccount.TYPE_ACCOUNT \
or self.type == MailAccount.TYPE_FWDSMTP:
state = m.changeAccount()
else:
state = m.changeForward()
if state:
log.info('User is notified about account change!')
else:
log.warning('Unknown error while notifying user!')
else:
log.info('User is not notified because we have no address of him!')
# reset info
self.pw = ''
self.hashPw = ''
self.genPw = False
def getHomeDir(self):
conf = FLSConfig.getInstance()
return os.path.join(conf.get('mailserver', 'basemailpath'), 'virtual', self.domain, self.mail)
__author__ = 'Lukas Schreiner'
__copyright__ = 'Copyright (C) 2013 - 2015 Website-Team Friedrich-List-Schule-Wiesbaden'
__version__ = '0.8'
FORMAT = '%(asctime)-15s %(message)s'
formatter = logging.Formatter(FORMAT, datefmt='%b %d %H:%M:%S')
log = logging.getLogger('flscp')
log.setLevel(logging.INFO)
hdlr = ColorizingStreamHandler()
hdlr.setFormatter(formatter)
log.addHandler(hdlr)
workDir = os.path.dirname(os.path.realpath(__file__))
# search for config
conf = FLSConfig()
fread = conf.read(
[
'server.ini', os.path.expanduser('~/.flscpserver.ini'), os.path.expanduser('~/.flscp/server.ini'),
os.path.expanduser('~/.config/flscp/server.ini'), '/etc/flscp/server.ini', '/usr/local/etc/flscp/server.ini'
]
)
if len(fread) <= 0:
sys.stderr.write(
'Missing config file in one of server.ini, ~/.flscpserver.ini, ~/.flscp/server.ini, ~/.config/flscp/server.ini, \
/etc/flscp/server.ini or /usr/local/etc/flscp/server.ini!\n'
)
sys.exit(255)
else:
log.debug('Using config files "%s"' % (fread.pop(),))
def __init__(self):
super().__init__()
SaslDatabase.__instance = self
self.conf = FLSConfig.getInstance()
self.log = logging.getLogger('flscp')
