Fiddler learning

Fiddler Profile

fillder is located in the client and server-side HTTP (Hypertext Transfer Protocol) agent

The most commonly used one http packet capture tool

Very powerful, it is a web debugging tool

1, monitoring of all browser http / https traffic

2, view, analyze the content of the request details

3, forgery client requests and server responses

4, the test site performance

5, decrypted https web sessions

6, global, local break function

7, supports third-party plug-ins

Use scene

1, the interface testing, interface testing, debugging environment online, web performance analysis

2, the front and rear ends of the determination bug, the development environment hosts configuration, the mock, weak network disconnection test

B / s architecture

HTTP protocol

http: //www.baidu.comg/zhidoa/libai

http: hypertext transfer protocol
www.badu.com: domain name server ip address

/ Zhidoa / libai server path

Flddler works

Specified HTTP client and server connection protocol

Request packet and response packet parsed

Introduction of the fields request

POST（请求的方法GET POST） http://crm.austarstudy.com/public/login（统一资源定位符） HTTP/1.1（协议以及版本号，大部分网站都是1.1版本）
Host: crm.austarstudy.com （域名确定请求哪个主机IP）
Connection: keep-alive
Content-Length: 93
Cache-Control: max-age=0
Origin: http://crm.austarstudy.com
Upgrade-Insecure-Requests: 1
Content-Type（告诉服务器客户端发送的格式）: application/x-www-form-urlencoded
User-Agent:（用户客户端系统和版本的说明） Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36
Accept(请求时说明返回的格式): text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Referer（表示我从哪个网址上发起的请求）: http://crm.austarstudy.com/public/login
Accept-Encoding（可接受的内容编码

）: gzip, deflate

Accpet-Charset （可接受的字符集）

Accept-Language（表示接受的语言）: zh-CN,zh;q=0.9
Cookie: XSRF-TOKEN=eyJpdiI6ImhsQWsyOVhBY1hYbElpTWdqWHNYVVE9PSIsInZhbHVlIjoiNk4yRFUrdkVqdjdSczNtWENRdGRRVzFUZk

（请求发送的内容）_token=fHgqTkrX1AAL31VXOIaq882ZyFUbs6h7PdQdk3m4&mobile=18238388383&random=7437&phoneCode=0099

HTTP1.1 请求方法

URL

请求头

响应报文

状态码

响应头

HTTP/1.1（HTTP版本） 200（三位状态码） OK
Server（服务器信息）: nginx/1.0.15
Date（响应报文的时间）: Sat, 28 Dec 2019 09:13:41 GMT
Content-Type（响应类型和字符集）: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive（保持TCP连接不关闭，不会永久保持，服务器可设置）
Vary: Accept-Encoding
X-Powered-By: PHP/5.6.9
Cache-Control: private, must-revalidate
pragma: no-cache
expires: -1
Set-Cookie: XSRF-TOKEN=eyJpdiI6InIrUW50UU5ZbDBwUnBqVmNlVjdjWEE9PSIsInZhbHVlIjoibjNJTEo3WWFkNGlLbnU3YzYwR1ppMGp1K0Q3Wk1tQUlTQkFMNGZzaE1pajNhZ1wvcUtmWUlWTXZoMGlORkYrKzMrdXAzc0I5WUJjTnplbHljU3RqaWRBPT0iLCJtYWMiOiI4YTRlOTk0YWU2ZThhOGYwOGFlYzY4YTAyYzJkNjlmMTA0MjdkNTVmZDJkZGRiMjFlZGYzMGI4ZDA4NzJiYjAyIn0%3D; expires=Sat, 28-Dec-2019 11:13:41 GMT; Max-Age=7200; path=/
Set-Cookie: laravel_session=MWc8lKHBeGkozUgTX0ebOBImcN6oyzj1yJV8GiT0; expires=Sat, 28-Dec-2019 11:13:41 GMT; Max-Age=7200; path=/; httponly
Content-Encoding: gzip