# vim: set encoding=utf-8 et sw=4 sts=4 :
from os import path
+import logging ; log = logging.getLogger('pymin.services.proxy')
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')
-
-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.
- """
-
- def __init__(self, message):
- r"Initialize the Error object. See class documentation for more info."
- self.message = message
-
- def __str__(self):
- return self.message
-
-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 = '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 = '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.
- """
-
- def __init__(self, hostname):
- r"Initialize the object. See class documentation for more info."
- self.message = 'Host not found: "%s"' % hostname
-
+__all__ = ('ProxyHandler',)
class Host(Sequence):
-
def __init__(self,ip):
self.ip = ip
-
def as_tuple(self):
- return (self.ip)
-
-class HostHandler(Handler):
+ return (self.ip,)
- def __init__(self, hosts):
- self.hosts = hosts
+# TODO convert to a SetSubHandler
- @handler(u'Adds a host')
- def add(self, ip):
- if ip in self.hosts:
- raise HostAlreadyExistsError(ip)
- self.hosts[ip] = Host(ip)
+class HostHandler(DictSubHandler):
- @handler(u'Deletes a host')
- def delete(self, ip):
- if not ip in self.hosts:
- raise HostNotFoundError(ip)
- del self.hosts[ip]
+ handler_help = u"Manage proxy hosts"
- @handler(u'Shows all hosts')
- def list(self):
- return self.hosts.keys()
+ _cont_subhandler_attr = 'hosts'
+ _cont_subhandler_class = Host
- @handler(u'Get information about all hosts')
- def show(self):
- return self.hosts.items()
-
-
-class UserHandler(Handler):
+class User(Sequence):
+ def __init__(self, name, password):
+ self.name = name
+ self.password = crypt.crypt(password,'BA')
+ def as_tuple(self):
+ return (self.name, self.password)
+ def update(self, password=None):
+ if password is not None:
+ self.password = crypt.crypt(password,'BA')
- def __init__(self, users):
- self.users = users
+class UserHandler(DictSubHandler):
- def add(self, user, password):
- if user in self.users:
- raise UserAlreadyExistsError(user)
- self.users[user] = crypt.crypt(password,'BA')
+ handler_help = u"Manage proxy users"
- 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):
+ handler_help = u"Manage proxy service"
+
_initd_name = 'squid'
_persistent_attrs = ('params', 'hosts', 'users')
def __init__(self, pickle_dir='.', config_dir='.'):
r"Initialize DhcpHandler object, see class documentation for details."
+ log.debug(u'ProxyHandler(%r, %r)', pickle_dir, config_dir)
self._persistent_dir = pickle_dir
self._config_writer_cfg_dir = config_dir
self._config_build_templates()
- self._restore()
- self.host = HostHandler(self.hosts)
- self.user = UserHandler(self.users)
+ InitdHandler.__init__(self)
+ self.host = HostHandler(self)
+ self.user = UserHandler(self)
def _get_config_vars(self, config_file):
if config_file == 'squid.conf':
if __name__ == '__main__':
+ logging.basicConfig(
+ level = logging.DEBUG,
+ format = '%(asctime)s %(levelname)-8s %(message)s',
+ datefmt = '%H:%M:%S',
+ )
+
px = ProxyHandler()
px.set('ip','192.66.66.66')
px.set('port','666')
px.host.delete('192.168.0.25.27')
px.user.add('lala','soronga')
px.user.add('culo','sarasa')
- px.commit()
\ No newline at end of file
+ px.commit()