LdapServer.py (bf420f0) - python-mylib

LdapServer.py

#!/usr/bin/python

import ldap
import ldap.modlist as modlist
import logging

class LdapServer(object):

uri = None
	dn = None
	pwd = None
	v2 = None

con = 0

def __init__(self,uri,dn=None,pwd=None,v2=None,raiseOnError=False):
		self.uri  = uri
		self.dn   = dn
		self.pwd  = pwd
		self.raiseOnError  = raiseOnError
		if v2:
			self.v2=True

def _error(self,error,level=logging.WARNING):
		if self.raiseOnError:
			raise LdapServerException('LdapServer - Error connecting and binding to LDAP server : %s' % error)
		else:
			logging.log(level,error)

def connect(self):
		if self.con == 0:
			try:
				con = ldap.initialize(self.uri)
				if self.v2:
					con.protocol_version = ldap.VERSION2
				else:
					con.protocol_version = ldap.VERSION3

if self.dn:
					con.simple_bind_s(self.dn,self.pwd)

self.con = con
				return True
			except ldap.LDAPError, e:
				self._error('LdapServer - Error connecting and binding to LDAP server : %s' % e,logging.CRITICAL)
			return False
		return True

def search(self,basedn,filter,attrs,sizelimit=0):
		res_id = self.con.search(basedn,ldap.SCOPE_SUBTREE,filter,attrs)
		ret = {}
		c=0
		while 1:
			res_type, res_data = self.con.result(res_id,0)
			if res_data == [] or sizelimit!=0 and c>sizelimit:
				break
			else:
				if res_type == ldap.RES_SEARCH_ENTRY:
					ret[res_data[0][0]]=res_data[0][1]
			c=c+1
		return ret

def add_object(self,dn,attrs):
		ldif = modlist.addModlist(attrs)
		try:
			logging.debug("LdapServer - Add %s" % dn)
			self.con.add_s(dn,ldif)
			return True
		except ldap.LDAPError, e:
			self._error("LdapServer - Error adding %s : %s" % (dn,e))

return False

def update_object(self,dn,old,new):
		ldif = modlist.modifyModlist(old,new)
		if ldif == []:
			return True
		try:
			self.con.modify_s(dn,ldif)
			return True
		except ldap.LDAPError, e:
			self._error("LdapServer - Error updating %s : %s\nOld : %s\nNew : %s" % (dn, e, old, new))
		return False

def rename_object(self,dn,new_rdn):
		try:
			logging.debug("LdapServer - Rename %s in %s" % (dn,new_rdn))
			self.con.rename_s(dn,new_rdn)
			return True
		except ldap.LDAPError, e:
			self._error("LdapServer - Error renaming %s in %s : %s" % (dn,new_rdn,e))

return False

def drop_object(self,dn):
		try:
			logging.debug("LdapServer - Delete %s" % dn)
			self.con.delete_s(dn)
			return True
		except ldap.LDAPError, e:
			self._error("LdapServer - Error deleting %s : %s" % (dn,e))

return False

def get_dn(self,obj):
		return obj[0][0]

def get_attr(self,obj,attr,all=None,default=None):
		if all is not None:
			if attr in obj:
				return obj[attr]
			else:
				return default or []
		else:
			if attr in obj:
				return obj[attr][0]
			else:
				return default

class LdapServerException(BaseException):
	def __init__(self,msg):
		BaseException.__init__(self, msg)

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