R httr软件包-使用主体向API发出POST请求

时间:2020-10-13 15:16:57

标签: r postman httr

我尝试向我的API发出发布请求。在邮递员中,它看起来像这样:

POST: http://localhost:5000/api/login
身体: {"secret": "bla"}

这给了我一个可以正常工作的访问令牌。我对httr包进行了相同的尝试:

login <- list(
  secret = "bla"
)

httr::POST("http://localhost:5000/api/login", body = login, verbose(), content_type("application/json"))

这是详细的输出,我不知道为什么会返回400错误。

-> POST /api/login HTTP/1.1
-> Host: localhost:5000
-> User-Agent: libcurl/7.64.1 r-curl/4.3 httr/1.4.1
-> Accept-Encoding: deflate, gzip
-> Accept: application/json, text/xml, application/xml, */*
-> Content-Length: 145
-> Content-Type: application/json; boundary=------------------------a4dc23f1d3e7221e
-> 
>> --------------------------a4dc23f1d3e7221e
>> Content-Disposition: attachment; name="secret"
>> 
>> bla
>> --------------------------a4dc23f1d3e7221e--

<- HTTP/1.0 400 BAD REQUEST
<- Content-Type: application/json
<- Content-Length: 91
<- Access-Control-Allow-Origin: *
<- Server: Werkzeug/1.0.0 Python/3.7.6
<- Date: Tue, 13 Oct 2020 15:14:54 GMT

我在做什么错了?

1 个答案:

答案 0 :(得分:1)

请尝试确保正文是json字符向量,而不是r列表。

httr::POST("http://localhost:5000/api/login", body = jsonlite::toJSON(login), verbose(), content_type("application/json"))