sunet/http-top.scm

64 lines
1.9 KiB
Scheme

;;; Scheme Underground Web Server -*- Scheme -*-
;;; Olin Shivers
;;; This file contains a few example top-level path-handlers and
;;; other useful fragments.
;;; We import procedures from these structures:
;;; httpd-core
;;; cgi-server-package
;;; httpd-basic-handlers
;;; seval-handler-package
;;; - /h/<user>/<file-path> => serve <file-path> from ~user/public_html.
;;; - /seval You may POST Scheme code to this URL, and receive the output.
;;; - Otherwise, serve files from the standard HTTP demon repository.
(define ph1
(alist-path-dispatcher
`(("h" . ,(home-dir-handler "public_html"))
("seval" . ,seval-handler)
("cgi-bin" . ,(cgi-handler "/usr/local/etc/httpd/cgi-bin")))
(rooted-file-handler "/usr/local/etc/httpd/htdocs")))
;;; Do a rough approximation of NCSA httpd server semantics:
;;; - /~shivers/... serves file ~shivers/public_html/...
;;; - /cgi-bin/<prog> passes control to script
;;; /usr/local/etc/httpd/cgi-bin/<prog>
;;; - Otherwise, just serve files out of the standard directory.
(define ph2
(alist-path-dispatcher
`(("cgi-bin" . ,(cgi-handler "/usr/local/etc/httpd/cgi-bin")))
(tilde-home-dir-handler "public_html"
(rooted-file-handler "/usr/local/etc/httpd/htdocs"))))
;;; Greatest hits path handler.
(define ph3
(alist-path-dispatcher
`(("h" . ,(home-dir-handler "public_html"))
("seval" . ,seval-handler)
("cgi-bin" . ,(cgi-handler "/usr/local/etc/httpd/cgi-bin")))
(tilde-home-dir-handler "public_html"
(rooted-file-handler "/usr/local/etc/httpd/htdocs"))))
;;; Crank up a server on port 8001, first resetting our identity to
;;; user "nobody". Initialise the request-invariant part of the CGI
;;; env before starting.
(define (httpd1)
(set-gid (->uid "nobody"))
(set-uid (->gid "nobody"))
(initialise-request-invariant-cgi-env)
(httpd (with-path-handler
ph
(with-port
8001
(with-root-directory "/usr/local/etc/httpd/htdocs")))))