X-Git-Url: https://jxself.org/git/?p=mudsync.git;a=blobdiff_plain;f=mudsync.scm;h=a3caaa17d8f30b85f998234853433d2fca7b17e1;hp=3d1d21463fc363f128e0ac0cdf7cf292b6983561;hb=7e11c67b59dc07a46576b2acaa4657ee533df7d5;hpb=47c165486537192942bac3a3ea806b81852cb762 diff --git a/mudsync.scm b/mudsync.scm index 3d1d214..a3caaa1 100644 --- a/mudsync.scm +++ b/mudsync.scm @@ -1,140 +1,44 @@ -(use-modules (8sync systems actors) - (8sync agenda) - (ice-9 format) - (ice-9 match) - (oop goops)) - - -(define %default-server #f) -(define %default-port 8889) - -(define-class () - (server-socket #:accessor nm-server-socket) - (clients #:accessor nm-clients - #:init-thunk make-hash-table) - (message-handler - #:init-value - (make-action-dispatch - ((start-listening actor message) - (nm-install-socket actor (message-ref message 'server %default-server) - (message-ref message 'port %default-port)))))) - -(define-method (nm-close-everything (nm ) remove-from-agenda) - ;; close all clients - (hash-for-each - (lambda (client _) - (close client) - (if remove-from-agenda - (8sync-port-remove client))) - (nm-clients nm)) - ;; close the server - (close (nm-server-socket nm)) - (if remove-from-agenda - (8sync-port-remove (nm-server-socket nm)))) - -;; Maximum number of backlogged connections when we listen -(define %maximum-backlog-conns 128) ; same as SOMAXCONN on Linux 2.X, - ; says the intarwebs - -(define-method (nm-install-socket (nm ) server port) - "Install socket on SERVER with PORT" - (let ((s (socket PF_INET ; ipv4 - SOCK_STREAM ; two-way connection-based byte stream - 0)) - (addr (if server - (inet-pton AF_INET server) - INADDR_LOOPBACK))) - ;; Totally mimed from the Guile manual. Not sure if we need this, but: - ;; http://www.unixguide.net/network/socketfaq/4.5.shtml - (setsockopt s SOL_SOCKET SO_REUSEADDR 1) ; reuse port even if port is busy - ;; Connecting to a non-specific address: - ;; (bind s AF_INET INADDR_ANY port) - ;; Should this be an option? Guess I don't know why we'd need it - ;; @@: If we wanted to support listening on a particular hostname, - ;; could see 8sync's irc.scm... - (bind s AF_INET addr port) - ;; Listen to connections - (listen s %maximum-backlog-conns) - - ;; Throw a system-error rather than block on an (accept) - ;; that has nothing to do - (fcntl s F_SETFL - (logior O_NONBLOCK - (fcntl s F_GETFL))) - - ;; @@: This is used in Guile's http server under the commit: - ;; * module/web/server/http.scm (http-open): Ignore SIGPIPE. Keeps the - ;; server from dying in some circumstances. - ;; (sigaction SIGPIPE SIG_IGN) - ;; Will this break other things that use pipes for us though? - - (set! (nm-server-socket nm) s) - - (format #t "Listening for clients in pid: ~s\n" (getpid)) - (8sync-port s #:read (lambda (s) (nm-new-client nm s))) - ;; TODO: set up periodic close of idle connections - )) - -(define-method (nm-new-client (nm ) s) - (let* ((client-connection (accept s)) - (client-details (cdr client-connection)) - (client (car client-connection))) - (format #t "New client: ~s\n" client-details) - (format #t "Client address: ~s\n" - (gethostbyaddr - (sockaddr:addr client-details))) - - (hash-set! (nm-clients nm) client #f) - (8sync-port client #:read (nm-make-client-receive nm)))) - -(define-method (nm-make-client-receive (nm )) - (let ((buffer '())) - (define (reset-buffer) - (set! buffer '())) - (define (should-read-char client) - (and (not (port-closed? client)) - (char-ready? client) - (not (eof-object? (peek-char client))))) - (define (receive-handler client) - (display "Horray, we got something!\n") - (while (should-read-char client) - (set! buffer (cons (read-char client) buffer)) - (match buffer - (;; @@: Do we need the "char?" - (#\newline #\newline (? char? line-chars) ...) - (let ((ready-line (list->string (reverse line-chars)))) - ;; reset buffer - (set! buffer '()) - ;; run it - (nm-handle-line nm client ready-line))) - (_ #f))) - ;; Shut things down on closed port or EOF object - (cond - ((port-closed? client) - ;; TODO: replace with nm-handle-port-closed - (display "port closed time\n") - (8sync-port-remove client)) - ((and (char-ready? client) - (eof-object? (peek-char client))) - (display "port eof time\n") - ;; TODO: replace with nm-handle-port-eof - (close client) - (8sync-port-remove client)))) - receive-handler)) - -(define-method (nm-handle-line (nm ) client line) - "Handle an incoming line of input from a client" - (format #t "Got line: ~s\n" line)) - - -;; (define-method (nm-close-port (nm ))) - - -(define-generic gm-init-world) -(define-class () - (message-handler - #:init-value - (make-action-dispatch - ;; init-world - ))) - +;;; Mudsync --- Live hackable MUD +;;; Copyright © 2016 Christopher Allan Webber +;;; Copyright © 2012, 2014 Ludovic Courtès +;;; +;;; This file is part of Mudsync. +;;; +;;; Mudsync is free software; you can redistribute it and/or modify it +;;; under the terms of the GNU General Public License as published by +;;; the Free Software Foundation; either version 3 of the License, or +;;; (at your option) any later version. +;;; +;;; Mudsync is distributed in the hope that it will be useful, but +;;; WITHOUT ANY WARRANTY; without even the implied warranty of +;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;;; General Public License for more details. +;;; +;;; You should have received a copy of the GNU General Public License +;;; along with Mudsync. If not, see . + +(define-module (mudsync) + #:use-module (8sync systems actors) + #:use-module (8sync agenda) + #:use-module (ice-9 format) + #:use-module (ice-9 match) + #:use-module (oop goops)) + + +;;; Composite model stuff borrowed from Guix. Thanks, Ludo! +(eval-when (eval load compile) + (begin + (define %public-modules + '(game-master + gameobj + networking + command + player + room + run-game + thing)) + + (for-each (let ((i (module-public-interface (current-module)))) + (lambda (m) + (module-use! i (resolve-interface `(mudsync ,m))))) + %public-modules)))