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HTTP.md

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HTTP Requests

HTTP requests contains of 3 main parts

  1. Start Line

  • Noun or verb describing the request : GET, PUT, POST, HEAD, OPTIONS

  • URL part requesting the server for information or updating the server with new information called request target

Below are origin forms

POST / HTTP 1.1
GET /background.png HTTP 1.1
HEAD /test.html?query=testString HTTP 1.1

Below are absolute forms used for proxy connections

GET http://developer.mozilla.org/en-US/docs/Web HTTP 1.1

Authority Form - for tunnel connections Asterisk form - used for representing the server as a whole.

  1. Headers
  2. Body (usually in case of POST requests containing form data)
POST / HTTP 1.1
Host: Localhost:8000
User-Agent: Mozilla/5.0 (Macintosh; ) 
Accept: text/html, application/xhtml+xml,...,*/*; q=0.8
Accept-language: en-US, en;q=0.5
Accept-Encoding: gzip, deflate
Connection: keep-alive
Upgrade Insecure-Requests: 1
Content-type: multipart/form-data; boundary=123456789
Content-length: 345