80 lines
2.1 KiB
Python
80 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Demo script for Persistent Search Control
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(see http://tools.ietf.org/html/draft-ietf-ldapext-psearch)
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See http://www.python-ldap.org/ for project details.
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This needs the following software:
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Python
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pyasn1
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pyasn1-modules
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python-ldap 2.4+
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"""
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import sys,ldap,ldapurl,getpass
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from ldap.controls.psearch import PersistentSearchControl,EntryChangeNotificationControl,CHANGE_TYPES_STR
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try:
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ldap_url = ldapurl.LDAPUrl(sys.argv[1])
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except IndexError:
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print 'Usage: psearch.py <LDAP URL>'
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sys.exit(1)
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# Set debugging level
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#ldap.set_option(ldap.OPT_DEBUG_LEVEL,255)
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ldapmodule_trace_level = 2
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ldapmodule_trace_file = sys.stderr
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ldap_conn = ldap.ldapobject.LDAPObject(
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ldap_url.initializeUrl(),
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trace_level=ldapmodule_trace_level,
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trace_file=ldapmodule_trace_file
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)
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if ldap_url.cred is None:
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print 'Password for %s:' % (repr(ldap_url.who))
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ldap_url.cred = getpass.getpass()
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try:
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ldap_conn.simple_bind_s(ldap_url.who,ldap_url.cred)
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except ldap.INVALID_CREDENTIALS as e:
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print 'Simple bind failed:',str(e)
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sys.exit(1)
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psc = PersistentSearchControl()
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msg_id = ldap_conn.search_ext(
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ldap_url.dn,
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ldap_url.scope,
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ldap_url.filterstr,
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attrlist = ldap_url.attrs or ['*','+'],
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serverctrls=[psc],
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)
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while True:
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try:
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res_type,res_data,res_msgid,_,_,_ = ldap_conn.result4(
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msg_id,
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all=0,
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timeout=10.0,
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add_ctrls=1,
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add_intermediates=1,
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resp_ctrl_classes={EntryChangeNotificationControl.controlType:EntryChangeNotificationControl},
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)
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except ldap.TIMEOUT:
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print 'Timeout waiting for results...'
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else:
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for dn,entry,srv_ctrls in res_data:
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ecn_ctrls = [
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c
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for c in srv_ctrls
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if c.controlType == EntryChangeNotificationControl.controlType
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]
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if ecn_ctrls:
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changeType,previousDN,changeNumber = ecn_ctrls[0].changeType,ecn_ctrls[0].previousDN,ecn_ctrls[0].changeNumber
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change_type_desc = CHANGE_TYPES_STR[changeType]
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print 'changeType: %s (%d), changeNumber: %s, previousDN: %s' % (change_type_desc,changeType,changeNumber,repr(previousDN))
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