krb5.py 文件源码

def build_as_req(target_realm, user_name, key, current_time, nonce, pac_request=None):
    req_body = build_req_body(target_realm, 'krbtgt', '', nonce, cname=user_name)
    pa_ts = build_pa_enc_timestamp(current_time, key)

    as_req = AsReq()

    as_req['pvno'] = 5
    as_req['msg-type'] = 10

    as_req['padata'] = None
    as_req['padata'][0] = None
    as_req['padata'][0]['padata-type'] = 2
    as_req['padata'][0]['padata-value'] = encode(pa_ts)

    if pac_request is not None:
        pa_pac_request = KerbPaPacRequest()
        pa_pac_request['include-pac'] = pac_request
        as_req['padata'][1] = None
        as_req['padata'][1]['padata-type'] = 128
        as_req['padata'][1]['padata-value'] = encode(pa_pac_request)

    as_req['req-body'] = _v(4, req_body)

    return as_req