version 1.2, 2000/04/02 20:18:27
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version 1.18, 2004/12/31 13:23:57
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#! /usr/local/bin/gforth |
#! /usr/local/bin/gforth |
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\ Copyright (C) 2000,2002,2003,2004 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
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\ Gforth is free software; you can redistribute it and/or |
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\ modify it under the terms of the GNU General Public License |
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\ as published by the Free Software Foundation; either version 2 |
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\ of the License, or (at your option) any later version. |
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\ This program is distributed in the hope that it will be useful, |
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\ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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\ GNU General Public License for more details. |
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\ You should have received a copy of the GNU General Public License |
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\ along with this program; if not, write to the Free Software |
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\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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warnings off |
warnings off |
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include string.fs |
require string.fs |
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Variable DocumentRoot s" /usr/local/httpd/htdocs/" DocumentRoot $! |
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Variable UserDir s" .html-data/" UserDir $! |
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Variable url |
Variable url |
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Variable posted |
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Variable url-args |
Variable protocol |
Variable protocol |
Variable data |
Variable data |
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Variable active |
Variable command? |
Variable command? |
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: get ( addr -- ) name rot $! ; |
: get ( addr -- ) name rot $! ; |
: get-rest ( addr -- ) source >in @ /string dup >in +! rot $! ; |
: get-rest ( addr -- ) source >in @ /string dup >in +! rot $! ; |
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Table constant values |
wordlist constant values |
Table constant commands |
wordlist constant commands |
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: value: ( -- ) name |
: value: ( -- ) name |
Forth definitions 2dup 1- nextname Variable |
Forth definitions 2dup 1- nextname Variable |
Line 23 Table constant commands
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Line 47 Table constant commands
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\ HTTP protocol commands 26mar00py |
\ HTTP protocol commands 26mar00py |
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: rework-% ( -- ) base @ >r hex |
: rework-% ( add -- ) { url } base @ >r hex |
0 url $@len 0 ?DO |
0 url $@len 0 ?DO |
url $@ drop I + c@ dup '% = IF |
url $@ drop I + c@ dup '% = IF |
drop 0. url $@ I 1+ /string |
drop 0. url $@ I 1+ /string |
Line 32 Table constant commands
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Line 56 Table constant commands
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r> 1+ +LOOP url $!len |
r> 1+ +LOOP url $!len |
r> base ! ; |
r> base ! ; |
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: rework-? ( addr -- ) |
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dup >r $@ '? $split url-args $! nip r> $!len ; |
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: get-url ( -- ) url get protocol get-rest |
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url rework-? url rework-% >values ; |
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commands set-current |
commands set-current |
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: GET url get rework-% protocol get-rest >values data on ; |
: GET get-url data on active off ; |
: HEAD url get rework-% protocol get-rest >values data off ; |
: POST get-url data on active on ; |
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: HEAD get-url data off active off ; |
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\ HTTP protocol values 26mar00py |
\ HTTP protocol values 26mar00py |
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Line 53 value: X-Forwarded-For:
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Line 84 value: X-Forwarded-For:
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value: Cache-Control: |
value: Cache-Control: |
value: Connection: |
value: Connection: |
value: Referer: |
value: Referer: |
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value: Content-Type: |
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value: Content-Length: |
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value: Keep-Alive: |
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definitions |
definitions |
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s" HTTP/1.0" protocol $! |
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Variable maxnum |
Variable maxnum |
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: ?cr ( -- ) |
: ?cr ( -- ) |
#tib @ 1 >= IF source 1- + c@ #cr = #tib +! THEN ; |
#tib @ 1 >= IF source 1- + c@ #cr = #tib +! THEN ; |
: refill-loop ( -- flag ) |
: refill-loop ( -- flag ) base @ >r base off |
BEGIN refill ?cr WHILE interpret >in @ 0= UNTIL |
BEGIN refill ?cr WHILE ['] interpret catch drop >in @ 0= UNTIL |
true ELSE maxnum off false THEN ; |
true ELSE maxnum off false THEN r> base ! ; |
: get-input ( -- flag ior ) |
: get-input ( -- flag ior ) |
s" /nosuchfile" url $! |
s" /nosuchfile" url $! s" HTTP/1.0" protocol $! |
s" close" connection $! |
s" close" connection $! |
infile-id push-file loadfile ! 0 loadline ! blk off |
infile-id push-file loadfile ! loadline off blk off |
commands 1 set-order command? on ['] refill-loop catch |
commands 1 set-order command? on ['] refill-loop catch |
only forth also pop-file ; |
Keep-Alive $@ snumber? dup 0> IF nip THEN IF maxnum ! THEN |
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active @ IF s" " posted $! Content-Length $@ snumber? drop |
\ Keep-Alive handling 26mar00py |
posted $!len posted $@ infile-id read-file throw drop |
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THEN only forth also pop-file ; |
: .connection ( -- ) |
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." Connection: " |
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connection $@ s" Keep-Alive" compare 0= maxnum @ 0> and |
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IF connection $@ type cr |
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." Keep-Alive: timeout=15, max=" maxnum @ 0 .r cr |
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-1 maxnum +! ELSE ." close" cr maxnum off THEN ; |
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\ Use Forth as server-side script language 26mar00py |
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: $> ( -- ) |
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BEGIN source >in @ /string s" <$" search 0= WHILE |
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type cr refill 0= UNTIL EXIT THEN |
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nip source >in @ /string rot - dup 2 + >in +! type ; |
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: <HTML> ( -- ) ." <HTML>" $> ; |
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\ Rework HTML directory 26mar00py |
\ Rework HTML directory 26mar00py |
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Variable htmldir |
Variable htmldir |
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: rework-htmldir ( addr u -- addr' u' / ior ) |
: rework-htmldir ( addr u -- addr' u' / ior ) |
htmldir $! |
htmldir $! htmldir $@ compact-filename htmldir $!len drop |
htmldir $@ 1 min s" ~" compare 0= |
htmldir $@ s" ../" string-prefix? |
IF s" /.html-data" htmldir dup $@ 2dup '/ scan |
IF -1 EXIT THEN \ can't access below current directory |
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htmldir $@ s" ~" string-prefix? |
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IF UserDir $@ htmldir dup $@ 2dup '/ scan '/ skip |
nip - nip $ins |
nip - nip $ins |
ELSE s" /usr/local/httpd/htdocs/" htmldir 0 $ins THEN |
ELSE DocumentRoot $@ htmldir 0 $ins THEN |
htmldir $@ 1- 0 max + c@ '/ = htmldir $@len 0= or |
htmldir $@ 1- 0 max + c@ '/ = htmldir $@len 0= or |
IF s" index.html" htmldir dup $@len $ins THEN |
IF s" index.html" htmldir dup $@len $ins THEN |
htmldir $@ file-status nip ?dup ?EXIT |
htmldir $@ file-status nip ?dup ?EXIT |
Line 114 Variable htmldir
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Line 134 Variable htmldir
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r@ file-size throw drop |
r@ file-size throw drop |
." Accept-Ranges: bytes" cr |
." Accept-Ranges: bytes" cr |
." Content-Length: " dup 0 .r cr r> ; |
." Content-Length: " dup 0 .r cr r> ; |
: transparent ( size fd -- ) >r |
: transparent ( size fd -- ) { fd } |
dup allocate throw swap |
$4000 allocate throw swap dup 0 ?DO |
over swap r@ read-file throw over swap type |
2dup over swap $4000 min fd read-file throw type |
free r> close-file throw throw ; |
$4000 - $4000 +LOOP drop |
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free fd close-file throw throw ; |
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\ Keep-Alive handling 26mar00py |
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: .connection ( -- ) |
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." Connection: " |
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connection $@ s" Keep-Alive" str= maxnum @ 0> and |
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IF connection $@ type cr |
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." Keep-Alive: timeout=15, max=" maxnum @ 0 .r cr |
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-1 maxnum +! ELSE ." close" cr maxnum off THEN ; |
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: transparent: ( addr u -- ) Create here over 1+ allot place |
: transparent: ( addr u -- ) Create here over 1+ allot place |
DOES> >r >file |
DOES> >r >file |
Line 129 Variable htmldir
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Line 159 Variable htmldir
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: mime-read ( addr u -- ) r/o open-file throw |
: mime-read ( addr u -- ) r/o open-file throw |
push-file loadfile ! 0 loadline ! blk off |
push-file loadfile ! 0 loadline ! blk off |
BEGIN refill WHILE name |
BEGIN refill WHILE |
BEGIN >in @ >r name nip WHILE |
char '# <> >in off name nip 0<> and IF |
r> >in ! 2dup transparent: REPEAT |
>in off name |
2drop rdrop |
BEGIN >in @ >r name nip WHILE |
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r> >in ! 2dup transparent: REPEAT |
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2drop rdrop |
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THEN |
REPEAT loadfile @ close-file pop-file throw ; |
REPEAT loadfile @ close-file pop-file throw ; |
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: lastrequest |
: lastrequest |
Line 156 s" text/plain" transparent: txt
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Line 189 s" text/plain" transparent: txt
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\ http errors 26mar00py |
\ http errors 26mar00py |
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: .server ." Server: Gforth httpd/0.1 (" |
: .server ( -- ) ." Server: Gforth httpd/0.1 (" |
s" os-class" environment? IF type THEN ." )" cr ; |
s" os-class" environment? IF type THEN ." )" cr ; |
: .ok ." HTTP/1.1 200 OK" cr .server ; |
: .ok ( -- ) ." HTTP/1.1 200 OK" cr .server ; |
: html-error ( n addr u -- ) |
: html-error ( n addr u -- ) |
." HTTP/1.1 " 2 pick . 2dup type cr .server |
." HTTP/1.1 " 2 pick . 2dup type cr .server |
2 pick &405 = IF ." Allow: GET, HEAD" cr THEN lastrequest |
2 pick &405 = IF ." Allow: GET, HEAD, POST" cr THEN |
." <HTML><HEAD><TITLE>" 2 pick . 2dup type ." </TITLE></HEAD>" cr |
lastrequest |
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." <HTML><HEAD><TITLE>" 2 pick . 2dup type |
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." </TITLE></HEAD>" cr |
." <BODY><H1>" type drop ." </H1>" cr ; |
." <BODY><H1>" type drop ." </H1>" cr ; |
: .trailer ( -- ) |
: .trailer ( -- ) |
." <HR><ADDRESS>Gforth httpd 0.1</ADDRESS>" cr |
." <HR><ADDRESS>Gforth httpd 0.1</ADDRESS>" cr |
." </BODY></HTML>" cr ; |
." </BODY></HTML>" cr ; |
: .nok command? @ IF &405 s" Method Not Allowed" |
: .nok ( -- ) command? @ IF &405 s" Method Not Allowed" |
ELSE &400 s" Bad Request" THEN html-error |
ELSE &400 s" Bad Request" THEN html-error |
." <P>Your browser sent a request that this server could not understand.</P>" cr |
." <P>Your browser sent a request that this server " |
." <P>Invalid request in: <CODE>" error-stack cell+ 2@ swap type |
." could not understand.</P>" cr |
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." <P>Invalid request in: <CODE>" |
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error-stack cell+ 2@ swap type |
." </CODE></P>" cr .trailer ; |
." </CODE></P>" cr .trailer ; |
: .nofile &404 s" Not Found" html-error |
: .nofile ( -- ) &404 s" Not Found" html-error |
." <P>The requested URL <CODE>" url $@ type |
." <P>The requested URL <CODE>" url $@ type |
." </CODE> was not found on this server</P>" cr .trailer ; |
." </CODE> was not found on this server</P>" cr .trailer ; |
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\ http server 26mar00py |
\ http server 26mar00py |
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: http get-input IF .nok ELSE |
Defer redirect? ( addr u -- addr' u' t / f ) |
IF url $@ 1 /string rework-htmldir |
Defer redirect ( addr u -- ) |
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:noname 2drop false ; IS redirect? |
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: http ( -- ) get-input IF .nok ELSE |
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IF url $@ 1 /string 2dup redirect? IF redirect 2drop ELSE |
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rework-htmldir |
dup 0< IF drop .nofile |
dup 0< IF drop .nofile |
ELSE .ok 2dup >mime mime search-wordlist |
ELSE .ok 2dup >mime mime search-wordlist |
0= IF ['] txt THEN catch IF maxnum off THEN |
0= IF ['] txt THEN catch IF maxnum off THEN |
THEN THEN THEN outfile-id flush-file throw ; |
THEN THEN THEN THEN outfile-id flush-file throw ; |
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: httpd ( n -- ) dup maxnum ! 0 <# #S #> Keep-Alive $! |
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maxnum @ 0 DO ['] http catch maxnum @ 0= or ?LEAVE LOOP ; |
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script? [IF] :noname &100 httpd bye ; is bootmessage [THEN] |
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\ Use Forth as server-side script language 26mar00py |
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: $> ( -- ) |
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BEGIN source >in @ /string s" <$" search 0= WHILE |
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type cr refill 0= UNTIL EXIT THEN |
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nip source >in @ /string rot - dup 2 + >in +! type ; |
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: <HTML> ( -- ) ." <HTML>" $> ; |
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: httpd ( n -- ) maxnum ! |
\ provide transparent proxying |
BEGIN http maxnum @ 0= UNTIL ; |
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script? [IF] &100 httpd bye [THEN] |
include ./proxy.fs |