50 lines
1.6 KiB
Racket
50 lines
1.6 KiB
Racket
#lang syndicate-monolithic
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(require syndicate-monolithic/demand-matcher)
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(require syndicate-monolithic/drivers/timer)
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(require "demo-config.rkt")
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(require "ethernet.rkt")
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(require "arp.rkt")
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(require "ip.rkt")
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(require "tcp.rkt")
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(require "udp.rkt")
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;;(log-events-and-actions? #t)
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(spawn-timer-driver)
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(spawn-ethernet-driver)
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(spawn-arp-driver)
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(spawn-ip-driver)
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(spawn-tcp-driver)
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(spawn-udp-driver)
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(spawn-demo-config)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(let ()
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(define local-handle (tcp-handle 'httpclient))
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(define remote-handle (tcp-address "129.10.115.92" 80))
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(spawn (lambda (e seen-peer?)
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(match e
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[(scn g)
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(define peer-present? (trie-non-empty? g))
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(if (and (not peer-present?) seen-peer?)
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(begin (printf "URL fetcher exiting.\n")
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(quit))
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(transition (or seen-peer? peer-present?)
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(message
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(tcp-channel
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local-handle
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remote-handle
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#"GET / HTTP/1.0\r\nHost: stockholm.ccs.neu.edu\r\n\r\n"))))]
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[(message (tcp-channel _ _ bs))
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(printf "----------------------------------------\n~a\n" bs)
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(printf "----------------------------------------\n")
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#f]
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[_ #f]))
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#f
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(scn/union (advertisement (tcp-channel local-handle remote-handle ?))
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(subscription (tcp-channel remote-handle local-handle ?))
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(subscription (advertise (tcp-channel remote-handle local-handle ?))))))
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