Michael, perhaps you're interested in Web Sockets. They're a better fit for what you're trying to accomplish. http://docs.racket-lang.org/net/websocket.html?q=websocket
Alternatively, you might try to implement a COMET service, and use long-polling. This is a hack to emulate web socket style two-way communication. On 2012-03-29, at 7:18 PM, Michael W wrote: > So is it possible to disable the timeout on the web server? Or is > this a /very bad idea/? > > Right now I'm constructing my own dispatcher chain with the > low-level server API. My intent is to build a streaming HTTP > service similar to the Twitter streaming API that will send a > short one-line message to connected clients every few seconds > forever. The server insists on timing out after a minute or so. > > Try this example. Run > > curl http://localhost:8080/foo > > and watch the clock count up. > > This certainly isn't very idiomatic, but I don't want the > namespace-isolation shenanigans that servlets enforce. Is there a > better way? > > ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; > #lang racket > > (require web-server/web-server > web-server/http > (only-in web-server/dispatchers/dispatch-pathprocedure [make path])) > > (serve > #:listen-ip #f > #:port 8080 > #:dispatch > (path "/foo" > (λ(request) > (response > 200 #"OK" > (current-seconds) TEXT/HTML-MIME-TYPE > (list) > (λ(op) > (let loop ([i 0]) > (fprintf op "~a\n" i) > (flush-output op) > (sleep 1) > (loop (add1 i)))))))) > > (do-not-return) > > > -- > Onward, > _mike > ____________________ > Racket Users list: > http://lists.racket-lang.org/users
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