213 lines
6.6 KiB
Bash
Executable File
213 lines
6.6 KiB
Bash
Executable File
#!/bin/sh
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echo "Loading..."
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fullpath=`which $0`
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# $sunet is either $SUNETHOME or created out of fullpath
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# Kind of a hack, I know.
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sunet=${SUNETHOME:-`dirname $fullpath`/../..}
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ssax=${SSAXPATH:-$sunet/SSAX} # path to SSAX
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exec scsh -lm $sunet/packages.scm -lm $ssax/lib/packages.scm -lm $sunet/httpd/surflets/packages.scm -dm -o surflet-server -e main -s "$0" "$@"
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!#
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(define-structure surflet-server
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(export main ; sh jump entry point
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server) ; scsh entry point
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(open httpd-core
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httpd-make-options
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httpd-basic-handlers
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httpd-file-directory-handlers
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; cgi-server
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; seval-handler
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; rman-gateway
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; info-gateway
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surflet-handler
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let-opt
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scsh
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scheme)
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(begin
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(define (usage)
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(format #f
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"Usage: start-surflet-server [-h htdocs-dir] [-s surflet-dir] [-i images-dir]
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[-p port] [-l log-file-name]
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[-r requests] [--help]
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with
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htdocs-dir directory of html files (default: ./web-server/root/htdocs)
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surflet-dir directory of SUrflet files (default: ./web-server/root/surflets)
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images-dir directory of images files (default: ./web-server/root/img)
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port port server is listening to (default: 8080)
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log-file-name directory where to store the logfile in CLF
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(default: ./web-server/httpd.log)
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requests maximal amount of simultaneous requests (default 5)
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--help show this help
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NOTE: This is the SUrflet-server. It does not support cgi-bin.
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"
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))
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(define htdocs-dir #f)
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(define images-dir #f)
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; (define cgi-bin-dir #f)
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(define port #f)
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(define log-file-name #f)
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(define root #f)
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(define surflet-dir #f)
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(define simultaneous-requests #f)
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(define (init)
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(set! htdocs-dir "./web-server/root/htdocs")
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(set! images-dir "./web-server/root/img")
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; (set! cgi-bin-dir "./web-server/root/cgi-bin")
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(set! port "8088")
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(set! log-file-name "./web-server/httpd.log")
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(set! root "./web-server/root")
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(set! surflet-dir "./web-server/root/surflets")
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(set! simultaneous-requests "5"))
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(define (normalize-options)
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(set! htdocs-dir (absolute-file-name htdocs-dir))
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(set! images-dir (absolute-file-name images-dir))
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(set! log-file-name (absolute-file-name log-file-name))
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; (set! cgi-bin-dir (absolute-file-name cgi-bin-dir))
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(set! port (string->number port))
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(set! surflet-dir (absolute-file-name surflet-dir))
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(set! simultaneous-requests (string->number simultaneous-requests)))
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(define get-options
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(let* ((unknown-option-error
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(lambda (option)
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(format (error-output-port)
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"unknown option `~A'~%try `surflet-server --help'~%"
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option)
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(exit 1)))
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(missing-argument-error
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(lambda (option)
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(format (error-output-port)
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"option `~A' requires an argument~%try `surflet-server --help'~%"
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option)
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(exit 1))))
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(lambda (options)
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(let loop ((options options))
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(if (null? options)
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(normalize-options)
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(cond
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((string=? (car options) "-h")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! htdocs-dir (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-i")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! images-dir (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-c")
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(format (error-output-port)
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"This is the SUrflet server. It does not support cgi.~%")
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; (if (null? (cdr options))
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; (missing-argument-error (car options))
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; (set! cgi-bin-dir (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-p")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! port (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-l")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! log-file-name (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-s")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! surflet-dir (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "-r")
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(if (null? (cdr options))
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(missing-argument-error (car options))
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(set! simultaneous-requests (cadr options)))
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(loop (cddr options)))
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((string=? (car options) "--help")
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(display (usage))
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(exit 0))
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((string=? (car options) "--dump")
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(let ((image-name (if (null? (cdr options))
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"surflet-server"
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(cadr options))))
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(dump-scsh-program main image-name))
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(exit 0))
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(else
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(unknown-option-error (car options)))))))))
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(define (server . args)
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(if (pair? args)
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(main `(main ,@(car args)))
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(main '(main))))
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(define (main args)
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(init)
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(format #t "reading options: ~s~%" (cdr args))
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(get-options (cdr args))
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(cond ((zero? (user-uid))
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(set-gid (->gid "nobody"))
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(set-uid (->uid "nobody"))))
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(format #t "Going to run SUrflet server with:
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htdocs-dir: ~a
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surflet-dir: ~a
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images-dir: ~a
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port: ~a
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log-file-name: ~a
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a maximum of ~a simultaneous requests, syslogging activated,
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and home-dir-handler (public_html) activated.
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NOTE: This is the SUrflet server. It does not support cgi.
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"
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htdocs-dir
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surflet-dir
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images-dir
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port
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log-file-name
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simultaneous-requests)
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(httpd (make-httpd-options
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with-port port
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with-root-directory (cwd)
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with-simultaneous-requests simultaneous-requests
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with-syslog? #t
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with-logfile log-file-name
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;; The following settings are made to avoid dns lookups.
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with-reported-port port
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with-fqdn "localhost"
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with-resolve-ips? #f
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with-request-handler
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(alist-path-dispatcher
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(list (cons "h" (home-dir-handler "public_html"))
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; (cons "seval" seval-handler)
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; (cons "man" (rman-handler #f "man?%s(%s)"
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; "Generated by rman-gateway"))
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; (cons "info" (info-handler #f #f #f
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; "Generated by info-gateway"))
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; (cons "cgi-bin" (cgi-handler cgi-bin-dir))
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(cons "source" (rooted-file-or-directory-handler
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surflet-dir
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(with-file-name->content-type
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(lambda (file-name)
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(if (string-ci=? (file-name-extension file-name)
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".scm")
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"text/plain"))
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(make-file-directory-options))))
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(cons "img" (rooted-file-handler images-dir))
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(cons "surflet" (surflet-handler surflet-dir)))
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(rooted-file-or-directory-handler htdocs-dir))))
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)
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))
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;; EOF
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;;; Local Variables:
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;;; mode:scheme
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;;; End:
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