from pymin.seqtools import Sequence
from pymin.dispatcher import Handler, handler, HandlerError
from pymin.services.util import Restorable, ConfigWriter, InitdHandler, \
- TransactionalHandler, ParametersHandler
+ TransactionalHandler, ParametersHandler, \
+ DictSubHandler
import crypt
-__ALL__ = ('ProxyHandler', 'Error', 'HostError', 'HostAlreadyExistsError',
- 'HostNotFoundError')
+__ALL__ = ('ProxyHandler',)
-class Error(HandlerError):
- r"""
- Error(command) -> Error instance :: Base DnsHandler exception class.
-
- All exceptions raised by the DnsHandler inherits from this one, so you can
- easily catch any DnsHandler exception.
-
- message - A descriptive error message.
- """
- pass
-
-class HostError(Error, KeyError):
- r"""
- HostError(hostname) -> HostError instance
-
- This is the base exception for all host related errors.
- """
-
- def __init__(self, hostname):
- r"Initialize the object. See class documentation for more info."
- self.message = u'Host error: "%s"' % hostname
-
-class HostAlreadyExistsError(HostError):
- r"""
- HostAlreadyExistsError(hostname) -> HostAlreadyExistsError instance
-
- This exception is raised when trying to add a hostname that already exists.
- """
-
- def __init__(self, hostname):
- r"Initialize the object. See class documentation for more info."
- self.message = u'Host already exists: "%s"' % hostname
-
-class HostNotFoundError(HostError):
- r"""
- HostNotFoundError(hostname) -> HostNotFoundError instance
-
- This exception is raised when trying to operate on a hostname that doesn't
- exists.
- """
+class Host(Sequence):
+ def __init__(self,ip):
+ self.ip = ip
+ def as_tuple(self):
+ return (self.ip,)
- def __init__(self, hostname):
- r"Initialize the object. See class documentation for more info."
- self.message = u'Host not found: "%s"' % hostname
+# TODO convert to a SetSubHandler
+class HostHandler(DictSubHandler):
-class Host(Sequence):
+ handler_help = u"Manage proxy hosts"
- def __init__(self,ip):
- self.ip = ip
+ _cont_subhandler_attr = 'hosts'
+ _cont_subhandler_class = Host
+class User(Sequence):
+ def __init__(self, name, password):
+ self.name = name
+ self.password = crypt.crypt(password,'BA')
def as_tuple(self):
- return (self.ip)
+ return (self.name, self.password)
+ def update(self, password=None):
+ if password is not None:
+ self.password = crypt.crypt(password,'BA')
-class HostHandler(Handler):
+class UserHandler(DictSubHandler):
- handler_help = u"Manage proxy hosts"
+ handler_help = u"Manage proxy users"
- def __init__(self, hosts):
- self.hosts = hosts
-
- @handler(u'Adds a host')
- def add(self, ip):
- if ip in self.hosts:
- raise HostAlreadyExistsError(ip)
- self.hosts[ip] = Host(ip)
-
- @handler(u'Deletes a host')
- def delete(self, ip):
- if not ip in self.hosts:
- raise HostNotFoundError(ip)
- del self.hosts[ip]
-
- @handler(u'Shows all hosts')
- def list(self):
- return self.hosts.keys()
-
- @handler(u'Get information about all hosts')
- def show(self):
- return self.hosts.items()
-
-
-class UserHandler(Handler):
-
- def __init__(self, users):
- self.users = users
-
- @handler('Adds a user')
- def add(self, user, password):
- if user in self.users:
- raise UserAlreadyExistsError(user)
- self.users[user] = crypt.crypt(password,'BA')
-
- @handler('Deletes a user')
- def delete(self, user):
- if not user in self.users:
- raise UserNotFound(user)
- del self.users[user]
+ _cont_subhandler_attr = 'users'
+ _cont_subhandler_class = User
class ProxyHandler(Restorable, ConfigWriter, InitdHandler,
TransactionalHandler, ParametersHandler):
self._config_writer_cfg_dir = config_dir
self._config_build_templates()
self._restore()
- self.host = HostHandler(self.hosts)
- self.user = UserHandler(self.users)
+ self.host = HostHandler(self)
+ self.user = UserHandler(self)
def _get_config_vars(self, config_file):
if config_file == 'squid.conf':