syndicate-2017/examples/netstack/incremental-highlevel/fetchurl.rkt

27 lines
1.1 KiB
Racket

#lang syndicate
(require/activate syndicate/drivers/timer)
(require/activate "ethernet.rkt")
(require/activate "arp.rkt")
(require/activate "ip.rkt")
(require/activate "tcp.rkt")
(require/activate "udp.rkt")
(require/activate "demo-config.rkt")
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(let ()
(define local-handle (tcp-handle 'httpclient))
(define remote-handle (tcp-address "81.4.107.66" 80))
(actor (assert (advertise (tcp-channel local-handle remote-handle _)))
(on (asserted (advertise (tcp-channel remote-handle local-handle _)))
(send! (tcp-channel local-handle
remote-handle
#"GET / HTTP/1.0\r\nHost: leastfixedpoint.com\r\n\r\n")))
(stop-when (retracted (advertise (tcp-channel remote-handle local-handle _)))
(printf "URL fetcher exiting.\n"))
(on (message (tcp-channel remote-handle local-handle $bs))
(printf "----------------------------------------\n~a\n" bs)
(printf "----------------------------------------\n"))))