覆盖 retry-axios 的默认配置

4

以下是用于重试令牌验证端点失败尝试的代码:

const axios = require('axios')
const rax = require('retry-axios')

try {
    const axiosInstance = axios.create();
    const myRaxConfig =  {
    instance: axiosInstance,
    retry: 4,
    statusCodesToRetry: [[100, 199], [401, 429, 429], [500, 501, 502, 504, 599]],
    httpMethodsToRetry: ['GET', 'HEAD', 'OPTIONS', 'DELETE', 'PUT', 'POST'],
    retryDelay: 100,
    noResponseRetries: 4,
    onRetryAttempt: (err) => {
        const cfg = rax.getConfig(err)
        console.log(`Retry attempt #${cfg.currentRetryAttempt}`);
    }
  }

  axiosInstance.defaults.raxConfig = myRaxConfig
  const interceptorId = rax.attach(axiosInstance);
  //const interceptorId = rax.attach()
  console.log("DOING THIS ONE +++++++++~~~~~~~~~~~~~~~~~~~~~~~")
  const tokenResult = await axiosInstance.post(`${process.env.URL}/api/token/verify`,
    {
      token
    },
  )
}
catch (err) {
   logger.error('encounter error in verify: ', err)
   //logger.error('encounter error in verify: ')

   return false
}

然而,错误日志显示默认配置被使用了,由于这是一个POST请求,没有尝试重试:
错误输出:
 ...
 "headers":{"Accept":"application/json, text/plain, */*","Content-Type":"application/json;charset=utf-8","User-Agent":"axios/0.19.0","Content-Length":252},"transformRequest":[null],"transformResponse":[null],"timeout":0,"xsrfCookieName":"XSRF-TOKEN","xsrfHeaderName":"X-XSRF-TOKEN","maxContentLength":-1,
  "raxConfig":{"currentRetryAttempt":0,"retry":3,"retryDelay":100,"httpMethodsToRetry":["GET","HEAD","PUT","OPTIONS","DELETE"],"noResponseRetries":2,"statusCodesToRetry":[[100,199],[429,429],[500,599]]}}}

axios请求正在使用默认的retry-axios配置。
如何覆盖默认的raxConfig?

我卡在同一个点上了。不知何故,设置retryDelay并没有影响重试请求所需的时间。 - Anjayluh
1个回答

1

我为了理解为什么我的简单代码和你的一样却不能正常工作而感到疯狂。

嗯,我认为库里面存在一个bug。你可以在npm library usage中找到这段代码,但它不起作用。

const myAxiosInstance = axios.create();
myAxiosInstance.defaults.raxConfig = {
  instance: myAxiosInstance
};
const interceptorId = rax.attach(myAxiosInstance);
const res = await myAxiosInstance.get('https://test.local');

您需要在 API 调用中添加 raxConfig 对象才能使其正常工作。例如:
const raxConfig = myAxiosInstance.defaults.raxConfig;
const res = await myAxiosInstance.get('https://test.local', { raxConfig } );

不要忘记在其中添加“instance”属性,否则它将无法工作。

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