def __init__(self, cfg_file_name, dbh, do_reload=True):
self._dbh = dbh
self._do_reload = do_reload
I.Server.__init__(self)
path, name = os.path.split(cfg_file_name)
if len(name) < 1 or not os.path.isdir(path):
raise ICore.ConfigError("Bad config file specified", cfg_file_name)
self._config_file = cfg_file_name
# enshure server is here and works with actual config file
self._reload_config()
def getOptions(self, current):
try:
return [
I.ServerOption(*pair)
for pair in cfgfile.parse(self._config_file)
if pair[0] in self._supported_options
]
except IOError:
raise ICore.ConfigError("Failed to read configuration file",
self._config_file)
def reGenerate(self, opts, template_path):
if not self.enable_deploy:
raise I.KadminException(-1, "Failed to create new database",
"This function was disabled")
password = opts.get('password')
if not password:
raise C.ConfigError('Mandatory parameter not supplied', 'password')
_reset_configuration(opts, template_path)
_run_command(["kdb5_util", "create", "-s", "-P", password],
"Failed to create database")
self.realm = None
def setOptions(self, opts, current):
try:
new_opts = [self._convert_option(opt) for opt in opts]
# save all extra options
old_opts = [
pair for pair in cfgfile.parse(self._config_file)
if pair[0] not in self._supported_options
]
new_opts += old_opts
cfgfile.gen(self._config_file, new_opts)
except IOError:
raise ICore.ConfigError("Failed to alter configuration file",
self._config_file)
self._reload_config()
def changeOptions(self, opts, current):
try:
if len(opts) < 1:
return
opts_dict = dict((self._convert_option(opt) for opt in opts))
new_opts = [
pair for pair in cfgfile.parse(self._config_file)
if pair[0] not in opts_dict
]
new_opts.extend(opts_dict.iteritems())
cfgfile.gen(self._config_file, new_opts)
except IOError:
raise ICore.ConfigError("Failed to alter configuration file",
self._config_file)
self._reload_config()
def _ptr_record(ip, fqdn, zone):
"""Make PTR record from ip, host fqdn and reverse zone name.
zone is in form of [[b.]c.]d.in-addr.arpa (without a terminating dot)
"""
octets = ip.split('.')
octets.reverse()
if len(octets) != 4:
raise DNS.ConfigError('Invalud IPv4 adress', ip)
n = zone.count('.')
if n < 2:
raise C.ConfigError('Invalid reverse zone name', zone)
elif n > 4:
name = octets[0] + '.'
else:
name = '.'.join(octets[:(5 - n)]) + '.'
return DNS.Record(name + zone, DNS.RecordType.PTR, fqdn, -1, -1)
def _reset_configuration(opts, template_path, backup=True):
try:
path = opts['path']
except KeyError:
path = opts['path'] = '/var/lib/kerberos/krb5kdc'
def _kc(filename):
return os.path.join(path, filename)
def _kt(filename):
return os.path.join(template_path, filename + '.template')
files = [('/etc/krb5.conf', _kt('krb5.conf')),
(_kc('kdc.conf'), _kt('kdc.conf')),
(_kc('kadm5.acl'), _kt('kadm5.acl'))]
try:
for n, t in files:
gen_config_from_file(n, t, opts, backup)
except KeyError, e:
raise C.ConfigError("Mandatory option not specified.", e.args[0])