【Python】使用ldap3做用户认证

基础环境

• python3.6
• pip install ldap3

---

代码

# -*- coding: utf-8 -*-

from ldap3 import Server, Connection, ALL, SUBTREE, ServerPool

LDAP_SERVER_POOL = ["192.168.0.xxx", "192.168.1.xxx"]
LDAP_SERVER_PORT = 389
ADMIN_DN = "[email protected]"
ADMIN_PASSWORD = "xxxxxxx"
SEARCH_BASE = "ou=xxx,dc=xxx,dc=xxx"


def ldap_auth(username, password):
    ldap_server_pool = ServerPool(LDAP_SERVER_POOL)
    conn = Connection(ldap_server_pool, user=ADMIN_DN, password=ADMIN_PASSWORD, check_names=True, lazy=False, raise_exceptions=False)
    conn.open()
    conn.bind()

    res = conn.search( 
        search_base = SEARCH_BASE,
        search_filter = '(sAMAccountName={})'.format(username),
        search_scope = SUBTREE,
        attributes = ['cn', 'givenName', 'mail', 'sAMAccountName'],
        paged_size = 5
    )

    if res:
        entry = conn.response[0]
        dn = entry['dn']  
        attr_dict = entry['attributes']

        # check password by dn
        try:
            conn2 = Connection(ldap_server_pool, user=dn, password=password, check_names=True, lazy=False, raise_exceptions=False)
            conn2.bind() 
            if conn2.result["description"] == "success":
                print((True, attr_dict["mail"], attr_dict["sAMAccountName"], attr_dict["givenName"]))
                return (True, attr_dict["mail"], attr_dict["sAMAccountName"], attr_dict["givenName"])
            else:
                print("auth fail")
                return (False, None, None, None)
        except Exception as e:
            print("auth fail")
            return (False, None, None, None)
    else:
        return (False, None, None, None)


if __name__ == "__main__":
    ldap_auth("maqingxiong", "Mqx1801")