#!/usr/bin/env lua

--[[

Verbosely fetches an HTTP resource

If a body is given, use a POST request

Usage: lua examples/simple_request.lua <URI> [<body>]

]]

local uri = assert(arg[1], "URI needed")

local req_body = arg[2]

local req_timeout = 10

local request = require "http.request"

local req = request.new_from_uri(uri)

if req_body then

req.headers:upsert(":method", "POST")

req:set_body(req_body)

end

print("# REQUEST")

print("## HEADERS")

for k, v in req.headers:each() do

print(k, v)

end

print()

if req.body then

print("## BODY")

print(req.body)

print()

end

print("# RESPONSE")

local headers, stream = req:go(req_timeout)

if headers == nil then

io.stderr:write(tostring(stream), "\n")

os.exit(1)

end

print("## HEADERS")

for k, v in headers:each() do

print(k, v)

end

print()

print("## BODY")

local body, err = stream:get_body_as_string()

if not body and err then

io.stderr:write(tostring(err), "\n")

os.exit(1)

end

print(body)

print()