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luasocket.http demostration
local http = require("socket.http")
local ltn12 = require("ltn12")
local base_url = "https://httpbin.org/"
function deep_print(tbl)
for i, v in pairs(tbl) do
if type(v) == "table" then
deep_print(v)
else
print(i, v)
end
end
end
function http_request( args )
--http.request(url [, body])
--http.request{
-- url = string,
-- [sink = LTN12 sink,]
-- [method = string,]
-- [headers = header-table,]
-- [source = LTN12 source],
-- [step = LTN12 pump step,]
-- [proxy = string,]
-- [redirect = boolean,]
-- [create = function]
--}
--
--
local resp, r = {}, {}
if args.endpoint then
local params = ""
if args.method == nil or args.method == "GET" then
if args.params then
for i, v in pairs(args.params) do
params = params .. i .. "=" .. v .. "&"
end
end
end
params = string.sub(params, 1, -2)
local url = ""
if params then url = base_url .. args.endpoint .. "?" .. params else url = base_url .. args.endpoint end
client, code, headers, status = http.request{url=url, sink=ltn12.sink.table(resp),
method=args.method or "GET", headers=args.headers, source=args.source,
step=args.step, proxy=args.proxy, redirect=args.redirect, create=args.create }
r['code'], r['headers'], r['status'], r['response'] = code, headers, status, resp
else
error("endpoint is missing")
end
return r
end
function main()
local endpoint = "/ip"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/user-agent"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/get"
print(endpoint)
deep_print(http_request{endpoint=endpoint, params={age=23, name="kracekumar"}})
endpoint = "/"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/post"
print(endpoint)
local req_body = "a=2"
deep_print(http_request{endpoint=endpoint, method="POST", source=ltn12.source.string(req_body)})
endpoint = "/patch"
print(endpoint)
deep_print(http_request{endpoint=endpoint, method="PATCH"})
endpoint = "/put"
print(endpoint)
deep_print(http_request{endpoint=endpoint, method="PUT", source=ltn12.source.string("a=23")})
endpoint = "/delete"
print(endpoint)
deep_print(http_request{endpoint=endpoint, method="DELETE", source=ltn12.source.string("a=23")})
endpoint = "/gzip"
print(endpoint)
deep_print(http_request{endpoint=endpoint, method="GET", source=ltn12.source.string("a=23&b=12")})
endpoint = "/status/205"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/response-headers?key=val"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/redirect/3"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/redirect/5"
print(endpoint)
deep_print(http_request{endpoint=endpoint, redirect=5})
endpoint = "/cookies"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/cookies/set?name=kracekumar&age=23"
print(endpoint)
deep_print(http_request{endpoint=endpoint, source=ltn12.source.string("name=kracekumar&age=23")})
endpoint = "/basic-auth/kracekumar/kracekumar"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/stream/23"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/delay/12"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/robots.txt"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/deny"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
endpoint = "/cache"
print(endpoint)
deep_print(http_request{endpoint=endpoint})
end
main()
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