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我正在尝试将野生动物摄像机连接到我的 SMTP 服务器,但在被要求输入用户名后,它一直断开连接。我已经验证该服务器可以与其他野生动物相机和电子邮件客户端一起使用,但对于这种特定型号的野生动物相机似乎总是失败。我尝试过不使用身份验证、基本身份验证和 TLS,但它们都不起作用(尽管相机可与 gmail SMTP 一起使用)。

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这是我正在使用的简单代码。

看来我需要修改 challenge_auth 方法。我的问题是我该怎么做,我是否只是在带有 handle_DATA 的自定义处理程序中添加另一个方法?

import email
from email.header import decode_header
from email import message_from_bytes
from email.policy import default
from aiosmtpd.controller import Controller
from aiosmtpd.smtp import LoginPassword, AuthResult
import os
import sys
import time
import signal 
import logging

##setting timezone
os.environ['TZ'] = "Europe/London"
time.tzset()

def onExit( sig, func=None):
    print("*************Stopping program*****************")
    controller.stop()
    exit()
 
signal.signal(signal.SIGTERM, onExit)

# removes the spaces and replaces with _ so they're valid folder names
def clean(text):
    return "".join(c if c.isalnum() else "_" for c in text)


log = logging.getLogger('mail.log')

auth_db = {
    b"TestCamera1@gmail.com": b"password1",
    b"user2": b"password2",
    b"TestCamera1": b"password1",
}

def authenticator_func(server, session, envelope, mechanism, auth_data):
    #this deliberately lets everything through
    assert isinstance(auth_data, LoginPassword)
    username = auth_data.login
    password = auth_data.password
    return AuthResult(success=True)


def configure_logging():
    file_handler = logging.FileHandler("aiosmtpd.log", "a")
    stderr_handler = logging.StreamHandler(sys.stderr)
    logger = logging.getLogger("mail.log")
    fmt = "[%(asctime)s %(levelname)s] %(message)s"
    datefmt = None
    formatter = logging.Formatter(fmt, datefmt, "%")
    stderr_handler.setFormatter(formatter)
    logger.addHandler(stderr_handler)
    file_handler.setFormatter(formatter)
    logger.addHandler(file_handler)
    logger.setLevel(logging.DEBUG)

class CustomHandler:
    def handle_exception(self, error):
        print("exception occured")
        print(error)
        return '542 Internal Server Error'

    async def handle_DATA(self, server, session, envelope):
        peer = session.peer
        data = envelope.content         # type: bytes
        msg = message_from_bytes(envelope.content, policy=default)
        # decode the email subject
        print("Msg:{}".format(msg))
        print("Data:{}".format(data))
        print("All of the relevant data has been extracted from the email")
        return '250 OK'


if __name__ == '__main__':
    configure_logging()
    handler = CustomHandler()
    #update hostname to your IP
    controller = Controller(handler, hostname='0.0.0.0', port=587, authenticator=authenticator_func, auth_required=True,auth_require_tls=False)    
    # Run the event loop in a separate thread.
    controller.start()
    while True:
        time.sleep(10)

这是可以成功连接的 reolink go 相机的日志。(我已经通过编辑库更新了“用户名”的格式,例如从“用户名:”到“用户名”,但这似乎对 suntek 相机没有帮助。我认为它可能更适合格式由于更便宜,不太健壮的固件。

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