racket/collects/web-server/web-server.ss
2008-02-24 21:27:36 +00:00

114 lines
3.6 KiB
Scheme

#lang scheme/base
(require mzlib/plt-match
net/tcp-sig
(prefix-in raw: net/tcp-unit)
mzlib/unit
scheme/contract
"dispatchers/dispatch.ss"
"private/dispatch-server-sig.ss"
"private/dispatch-server-unit.ss"
"web-config-sig.ss"
"web-server-sig.ss"
"web-server-unit.ss"
(prefix-in http: "private/request.ss"))
(provide/contract
[serve
(->* (#:dispatch dispatcher?)
(#:tcp@ unit?
#:port number?
#:listen-ip (or/c false/c string?)
#:max-waiting number?
#:initial-connection-timeout number?)
(-> void))]
[serve/ports
(->* (#:dispatch dispatcher?)
(#:tcp@ unit?
#:ports (listof number?)
#:listen-ip (or/c false/c string?)
#:max-waiting number?
#:initial-connection-timeout number?)
(-> void))]
[serve/ips+ports
(->* (#:dispatch dispatcher?)
(#:tcp@ unit?
#:ips+ports (listof (cons/c (or/c false/c string?) (listof number?)))
#:max-waiting number?
#:initial-connection-timeout number?)
(-> void))]
[do-not-return (-> void)]
[serve/web-config@ (unit? . -> . (-> void?))])
(define (do-not-return)
(semaphore-wait (make-semaphore 0)))
(define (serve
#:dispatch dispatch
#:tcp@ [tcp@ raw:tcp@]
#:port [port 80]
#:listen-ip [listen-ip #f]
#:max-waiting [max-waiting 40]
#:initial-connection-timeout [initial-connection-timeout 60])
(define read-request http:read-request)
(define-unit-binding a-tcp@
tcp@ (import) (export tcp^))
(define-compound-unit/infer dispatch-server@/tcp@
(import dispatch-server-config^)
(link a-tcp@ dispatch-server@)
(export dispatch-server^))
(define-values/invoke-unit
dispatch-server@/tcp@
(import dispatch-server-config^)
(export dispatch-server^))
(serve))
(define (serve/ports
#:dispatch dispatch
#:tcp@ [tcp@ raw:tcp@]
#:ports [ports (list 80)]
#:listen-ip [listen-ip #f]
#:max-waiting [max-waiting 40]
#:initial-connection-timeout [initial-connection-timeout 60])
(define shutdowns
(map (lambda (port)
(serve #:dispatch dispatch
#:tcp@ tcp@
#:port port
#:listen-ip listen-ip
#:max-waiting max-waiting
#:initial-connection-timeout initial-connection-timeout))
ports))
(lambda ()
(for-each apply shutdowns)))
(define (serve/ips+ports
#:dispatch dispatch
#:tcp@ [tcp@ raw:tcp@]
#:ips+ports [ips+ports (list (cons #f (list 80)))]
#:max-waiting [max-waiting 40]
#:initial-connection-timeout [initial-connection-timeout 60])
(define shutdowns
(map (match-lambda
[(list-rest listen-ip ports)
(serve #:dispatch dispatch
#:tcp@ tcp@
#:ports ports
#:listen-ip listen-ip
#:max-waiting max-waiting
#:initial-connection-timeout initial-connection-timeout)])
ips+ports))
(lambda ()
(for-each apply shutdowns)))
; serve/config@ : configuration -> (-> void)
(define (serve/web-config@ config@)
(define-unit m@ (import web-server^) (export)
(init-depend web-server^)
(serve))
(define-unit-binding c@ config@ (import) (export web-config^))
(invoke-unit
(compound-unit/infer
(import)
(link raw:tcp@ c@ web-server@ m@)
(export))))