几个月以来我一直在放心地工作。
在从开源 API 获取数据时观察到,当通过 Postman API 进行 GET 调用时,会返回 200 并收到有效/预期数据。
编写以下代码(Java 使用 Rest-Assured)以从 API 获取相同的数据:
package com.type.GetFuelTypeFromAPI;
import static io.restassured.RestAssured.given;
import java.net.MalformedURLException;
import java.net.URL;
import org.testng.annotations.Test;
import io.restassured.response.Response;
public class SampleGetAPI {
@Test
public void getDetails() throws MalformedURLException {
Response response=
given()
.queryParam("cmd", "getTrims")
.queryParam("make", "Abarth")
.queryParam("year", "1955")
.queryParam("model", "207")
.when()
.get(new URL("https://carqueryapi.com/api/0.3/"));
String responseBody = response.body().asString();
System.out.println(responseBody);
}
}
代码输出为:
[TestNG] Running:
C:\Users\AaSomvanshi\AppData\Local\Temp\testng-eclipse-1657322415\testng-customsuite.xml
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>403 Forbidden</title>
</head><body>
<h1>Forbidden</h1>
<p>You don't have permission to access /api/0.3/
on this server.<br />
</p>
<p>Additionally, a 403 Forbidden
error was encountered while trying to use an ErrorDocument to handle the request.</p>
</body></html>
PASSED: getDetails
===============================================
Default test
Tests run: 1, Failures: 0, Skips: 0
===============================================
===============================================
Default suite
Total tests run: 1, Failures: 0, Skips: 0
===============================================
有人可以指导我如何解决这个问题吗?
最佳答案
经过大量搜索后,执行以下步骤:
使用 Wireshark 捕获 postman 和放心的 API 调用。
Postman API 调用包含以下值:
GET/api/0.3/?cmd=getTrims&make=Abarth&year=1955&model=207 HTTP/1.1\r\n
缓存控制:无缓存\r\n
postman token :c70faee6-f00c-47b6-9c6a-bb1c4ffe5cf4\r\n
用户代理:PostmanRuntime/7.6.0\r\n
接受:/\r\n
cookie:__cfduid=dcce85c35c3e5eb33524b0a1a79b6bf2b1548159374\r\n
接受编码:gzip、deflate\r\n
引荐来源:https://carqueryapi.com/api/0.3/?cmd=getTrims&make=Abarth&year=1955&model=207\r\n
主机:www.carqueryapi.com\r\n
连接:保持 Activity 状态\r\n
\r\n
[完整请求 URI:http://www.carqueryapi.com/api/0.3/?cmd=getTrims&make=Abarth&year=1955&model=207]
[HTTP 请求 1/1] [帧内响应:350]
Rest-Assured API 调用包含以下值:
GET/api/0.3/?cmd=getTrims&make=Abarth&year=1955&model=207 HTTP/1.1\r\n
接受:/\r\n
主机:www.carqueryapi.com\r\n
连接:保持 Activity 状态\r\n
用户代理:Apache-HttpClient/4.5.3 (Java/1.8.0_171)\r\n
接受编码:gzip,deflate\r\n
\r\n
[完整请求 URI:http://www.carqueryapi.com/api/0.3/?cmd=getTrims&make=Abarth&year=1955&model=207]
[HTTP 请求 1/1]
[帧中的响应:769]
观察:
header User-Agent的值不同。该 API 阻止了对 Apache-HttpClient 的请求,但允许 PostmanRuntime/7.6.0。
更新了代码,使 header User-Agent 的值为 PostmanRuntime/7.6.0 并且它有效。
下面是工作代码:
package com.type.GetFuelTypeFromAPI;
import static io.restassured.RestAssured.given;
import java.net.MalformedURLException;
import java.net.URL;
import org.testng.annotations.Test;
import io.restassured.response.Response;
public class SampleGetAPI {
@Test
public void getDetails() throws MalformedURLException {
Response response=
given()
.header("User-Agent", "PostmanRuntime/7.6.0")
.queryParam("cmd", "getTrims")
.queryParam("make", "Abarth")
.queryParam("year", "1955")
.queryParam("model", "207")
.when()
.get(new URL("https://carqueryapi.com/api/0.3/"));
String responseBody = response.body().asString();
System.out.println(responseBody);
}
}
关于java - postman 给出了正确的响应,但放心返回了错误的响应,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54321704/