httpc-comp6461

HTTPC

cURL like command Line Application and Network Protocol Software Library

httpc is a curl-like application but supports HTTP protocol only.

httpc installation

httpc requires Node.js to run.

Install the node dependencies and follow the below steps.

cd your-project-folder
npm i httpc-comp6461

httpc commands

Help:

httpc help

Usage :
 httpc command [arguments]

The commands are :
 get -> executes a HTTP GET request and prints the response.
 post -> executes a HTTP POST request and prints the response.
 help -> prints this screen.
Use "httpc help [command]" for more information about a command

Help command for Specific method

help for GET:

httpc help get

usage: httpc get [-v] [-h key:value] URL

Get -> executes a HTTP GET request for a given URL.

help for POST:

httpc help post

usage: httpc post [-v] [-h key:value] [-d inline-data] [-f file] URL

Post -> executes a HTTP POST request for a given URL with inline data or from file.

GET | DELETE

Get executes a HTTP GET request for a given URL.

Usage

 httpc get|delete [-v] [-h key:value] URL

Flag	Description
-v	Prints the detail of the response such as protocol, status, and headers.
-h key:value	Associates headers to HTTP Request with the format 'key:value'.
-p	Specifies the port number

POST | PUT

Post executes a HTTP POST request for a given URL with inline data or from file.

Usage

httpc post|put [-v] [-h key:value] [-d inline-data] [-f file] URL

Flag	Description
-v	Prints the detail of the response such as protocol, status, and headers.
-h key:value	Associates headers to HTTP Request with the format 'key:value'.
-p	Specifies the port number
-d string	Associates an inline data to the body HTTP POST request.
-f file	Associates the content of a file to the body HTTP POST request.
Either [-d] or [-f] can be used but not both.

EXAMPLES

GET with query parameters:

httpc get 'http://httpbin.org/get?course=networking&assignment=1'

Output:
{
 "args": {
 "assignment": "1",
 "course": "networking"
 },
 "headers": {
 "Host": "httpbin.org",
 "User-Agent": "Concordia-HTTP/1.0"
 },
 "url": "http://httpbin.org/get?course=networking&assignment=1"
}

GET with verbose option:

httpc get -v 'http://httpbin.org/get?course=networking&assignment=1'

Output:
HTTP/1.1 200 OK
Server: nginx
Date: Fri, 1 Sep 2017 14:52:12 GMT
Content-Type: application/json
Content-Length: 255
Connection: close
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true
{
 "args": {
 "assignment": "1",
 "course": "networking"
 },
 "headers": {
 "Host": "httpbin.org",
 "User-Agent": "Concordia-HTTP/1.0"
 },
 "url": "http://httpbin.org/get?course=networking&assignment=1"
}

Post with inline data:

httpc post -h Content-Type:application/json --d '{"Assignment": 1}' 
http://httpbin.org/post

Output:
{
 "args": {},
 "data": "{\"Assignment\": 1}",
 "files": {},
 "form": {},
 "headers": {
 "Content-Length": "17",
 "Content-Type": "application/json",
 "Host": "httpbin.org",
 "User-Agent": "Concordia-HTTP/1.0"
 },
 "json": {
 "Assignment": 1
 },
 "url": "http://httpbin.org/post"
}

Write response to specific file

httpc -v 'http://httpbin.org/get?course=networking&assignment=1' -o hello.txt