diff-parseopt: convert --diff-filter
[git] / git-instaweb.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2006 Eric Wong
4 #
5
6 PERL='@@PERL@@'
7 OPTIONS_KEEPDASHDASH=
8 OPTIONS_STUCKLONG=
9 OPTIONS_SPEC="\
10 git instaweb [options] (--start | --stop | --restart)
11 --
12 l,local        only bind on 127.0.0.1
13 p,port=        the port to bind to
14 d,httpd=       the command to launch
15 b,browser=     the browser to launch
16 m,module-path= the module path (only needed for apache2)
17  Action
18 stop           stop the web server
19 start          start the web server
20 restart        restart the web server
21 "
22
23 SUBDIRECTORY_OK=Yes
24 . git-sh-setup
25
26 fqgitdir="$GIT_DIR"
27 local="$(git config --bool --get instaweb.local)"
28 httpd="$(git config --get instaweb.httpd)"
29 root="$(git config --get instaweb.gitwebdir)"
30 port=$(git config --get instaweb.port)
31 module_path="$(git config --get instaweb.modulepath)"
32 action="browse"
33
34 conf="$GIT_DIR/gitweb/httpd.conf"
35
36 # Defaults:
37
38 # if installed, it doesn't need further configuration (module_path)
39 test -z "$httpd" && httpd='lighttpd -f'
40
41 # Default is @@GITWEBDIR@@
42 test -z "$root" && root='@@GITWEBDIR@@'
43
44 # any untaken local port will do...
45 test -z "$port" && port=1234
46
47 resolve_full_httpd () {
48         case "$httpd" in
49         *apache2*|*lighttpd*|*httpd*)
50                 # yes, *httpd* covers *lighttpd* above, but it is there for clarity
51                 # ensure that the apache2/lighttpd command ends with "-f"
52                 if ! echo "$httpd" | sane_grep -- '-f *$' >/dev/null 2>&1
53                 then
54                         httpd="$httpd -f"
55                 fi
56                 ;;
57         *plackup*)
58                 # server is started by running via generated gitweb.psgi in $fqgitdir/gitweb
59                 full_httpd="$fqgitdir/gitweb/gitweb.psgi"
60                 httpd_only="${httpd%% *}" # cut on first space
61                 return
62                 ;;
63         *webrick*)
64                 # server is started by running via generated webrick.rb in
65                 # $fqgitdir/gitweb
66                 full_httpd="$fqgitdir/gitweb/webrick.rb"
67                 httpd_only="${httpd%% *}" # cut on first space
68                 return
69                 ;;
70         esac
71
72         httpd_only="$(echo $httpd | cut -f1 -d' ')"
73         if case "$httpd_only" in /*) : ;; *) which $httpd_only >/dev/null 2>&1;; esac
74         then
75                 full_httpd=$httpd
76         else
77                 # many httpds are installed in /usr/sbin or /usr/local/sbin
78                 # these days and those are not in most users $PATHs
79                 # in addition, we may have generated a server script
80                 # in $fqgitdir/gitweb.
81                 for i in /usr/local/sbin /usr/sbin "$root" "$fqgitdir/gitweb"
82                 do
83                         if test -x "$i/$httpd_only"
84                         then
85                                 full_httpd=$i/$httpd
86                                 return
87                         fi
88                 done
89
90                 echo >&2 "$httpd_only not found. Install $httpd_only or use" \
91                      "--httpd to specify another httpd daemon."
92                 exit 1
93         fi
94 }
95
96 start_httpd () {
97         if test -f "$fqgitdir/pid"; then
98                 say "Instance already running. Restarting..."
99                 stop_httpd
100         fi
101
102         # here $httpd should have a meaningful value
103         resolve_full_httpd
104         mkdir -p "$fqgitdir/gitweb/$httpd_only"
105         conf="$fqgitdir/gitweb/$httpd_only.conf"
106
107         # generate correct config file if it doesn't exist
108         test -f "$conf" || configure_httpd
109         test -f "$fqgitdir/gitweb/gitweb_config.perl" || gitweb_conf
110
111         # don't quote $full_httpd, there can be arguments to it (-f)
112         case "$httpd" in
113         *mongoose*|*plackup*)
114                 #These servers don't have a daemon mode so we'll have to fork it
115                 $full_httpd "$conf" &
116                 #Save the pid before doing anything else (we'll print it later)
117                 pid=$!
118
119                 if test $? != 0; then
120                         echo "Could not execute http daemon $httpd."
121                         exit 1
122                 fi
123
124                 cat > "$fqgitdir/pid" <<EOF
125 $pid
126 EOF
127                 ;;
128         *)
129                 $full_httpd "$conf"
130                 if test $? != 0; then
131                         echo "Could not execute http daemon $httpd."
132                         exit 1
133                 fi
134                 ;;
135         esac
136 }
137
138 stop_httpd () {
139         test -f "$fqgitdir/pid" && kill $(cat "$fqgitdir/pid")
140         rm -f "$fqgitdir/pid"
141 }
142
143 httpd_is_ready () {
144         "$PERL" -MIO::Socket::INET -e "
145 local \$| = 1; # turn on autoflush
146 exit if (IO::Socket::INET->new('127.0.0.1:$port'));
147 print 'Waiting for \'$httpd\' to start ..';
148 do {
149         print '.';
150         sleep(1);
151 } until (IO::Socket::INET->new('127.0.0.1:$port'));
152 print qq! (done)\n!;
153 "
154 }
155
156 while test $# != 0
157 do
158         case "$1" in
159         --stop|stop)
160                 action="stop"
161                 ;;
162         --start|start)
163                 action="start"
164                 ;;
165         --restart|restart)
166                 action="restart"
167                 ;;
168         -l|--local)
169                 local=true
170                 ;;
171         -d|--httpd)
172                 shift
173                 httpd="$1"
174                 ;;
175         -b|--browser)
176                 shift
177                 browser="$1"
178                 ;;
179         -p|--port)
180                 shift
181                 port="$1"
182                 ;;
183         -m|--module-path)
184                 shift
185                 module_path="$1"
186                 ;;
187         --)
188                 ;;
189         *)
190                 usage
191                 ;;
192         esac
193         shift
194 done
195
196 mkdir -p "$GIT_DIR/gitweb/tmp"
197 GIT_EXEC_PATH="$(git --exec-path)"
198 GIT_DIR="$fqgitdir"
199 GITWEB_CONFIG="$fqgitdir/gitweb/gitweb_config.perl"
200 export GIT_EXEC_PATH GIT_DIR GITWEB_CONFIG
201
202 webrick_conf () {
203         # webrick seems to have no way of passing arbitrary environment
204         # variables to the underlying CGI executable, so we wrap the
205         # actual gitweb.cgi using a shell script to force it
206   wrapper="$fqgitdir/gitweb/$httpd/wrapper.sh"
207         cat > "$wrapper" <<EOF
208 #!@SHELL_PATH@
209 # we use this shell script wrapper around the real gitweb.cgi since
210 # there appears to be no other way to pass arbitrary environment variables
211 # into the CGI process
212 GIT_EXEC_PATH=$GIT_EXEC_PATH GIT_DIR=$GIT_DIR GITWEB_CONFIG=$GITWEB_CONFIG
213 export GIT_EXEC_PATH GIT_DIR GITWEB_CONFIG
214 exec $root/gitweb.cgi
215 EOF
216         chmod +x "$wrapper"
217
218         # This assumes _ruby_ is in the user's $PATH. that's _one_
219         # portable way to run ruby, which could be installed anywhere, really.
220         # generate a standalone server script in $fqgitdir/gitweb.
221         cat >"$fqgitdir/gitweb/$httpd.rb" <<EOF
222 #!/usr/bin/env ruby
223 require 'webrick'
224 require 'logger'
225 options = {
226   :Port => $port,
227   :DocumentRoot => "$root",
228   :Logger => Logger.new('$fqgitdir/gitweb/error.log'),
229   :AccessLog => [
230     [ Logger.new('$fqgitdir/gitweb/access.log'),
231       WEBrick::AccessLog::COMBINED_LOG_FORMAT ]
232   ],
233   :DirectoryIndex => ["gitweb.cgi"],
234   :CGIInterpreter => "$wrapper",
235   :StartCallback => lambda do
236     File.open("$fqgitdir/pid", "w") { |f| f.puts Process.pid }
237   end,
238   :ServerType => WEBrick::Daemon,
239 }
240 options[:BindAddress] = '127.0.0.1' if "$local" == "true"
241 server = WEBrick::HTTPServer.new(options)
242 ['INT', 'TERM'].each do |signal|
243   trap(signal) {server.shutdown}
244 end
245 server.start
246 EOF
247         chmod +x "$fqgitdir/gitweb/$httpd.rb"
248         # configuration is embedded in server script file, webrick.rb
249         rm -f "$conf"
250 }
251
252 lighttpd_conf () {
253         cat > "$conf" <<EOF
254 server.document-root = "$root"
255 server.port = $port
256 server.modules = ( "mod_setenv", "mod_cgi" )
257 server.indexfiles = ( "gitweb.cgi" )
258 server.pid-file = "$fqgitdir/pid"
259 server.errorlog = "$fqgitdir/gitweb/$httpd_only/error.log"
260
261 # to enable, add "mod_access", "mod_accesslog" to server.modules
262 # variable above and uncomment this
263 #accesslog.filename = "$fqgitdir/gitweb/$httpd_only/access.log"
264
265 setenv.add-environment = ( "PATH" => env.PATH, "GITWEB_CONFIG" => env.GITWEB_CONFIG )
266
267 cgi.assign = ( ".cgi" => "" )
268
269 # mimetype mapping
270 mimetype.assign             = (
271   ".pdf"          =>      "application/pdf",
272   ".sig"          =>      "application/pgp-signature",
273   ".spl"          =>      "application/futuresplash",
274   ".class"        =>      "application/octet-stream",
275   ".ps"           =>      "application/postscript",
276   ".torrent"      =>      "application/x-bittorrent",
277   ".dvi"          =>      "application/x-dvi",
278   ".gz"           =>      "application/x-gzip",
279   ".pac"          =>      "application/x-ns-proxy-autoconfig",
280   ".swf"          =>      "application/x-shockwave-flash",
281   ".tar.gz"       =>      "application/x-tgz",
282   ".tgz"          =>      "application/x-tgz",
283   ".tar"          =>      "application/x-tar",
284   ".zip"          =>      "application/zip",
285   ".mp3"          =>      "audio/mpeg",
286   ".m3u"          =>      "audio/x-mpegurl",
287   ".wma"          =>      "audio/x-ms-wma",
288   ".wax"          =>      "audio/x-ms-wax",
289   ".ogg"          =>      "application/ogg",
290   ".wav"          =>      "audio/x-wav",
291   ".gif"          =>      "image/gif",
292   ".jpg"          =>      "image/jpeg",
293   ".jpeg"         =>      "image/jpeg",
294   ".png"          =>      "image/png",
295   ".xbm"          =>      "image/x-xbitmap",
296   ".xpm"          =>      "image/x-xpixmap",
297   ".xwd"          =>      "image/x-xwindowdump",
298   ".css"          =>      "text/css",
299   ".html"         =>      "text/html",
300   ".htm"          =>      "text/html",
301   ".js"           =>      "text/javascript",
302   ".asc"          =>      "text/plain",
303   ".c"            =>      "text/plain",
304   ".cpp"          =>      "text/plain",
305   ".log"          =>      "text/plain",
306   ".conf"         =>      "text/plain",
307   ".text"         =>      "text/plain",
308   ".txt"          =>      "text/plain",
309   ".dtd"          =>      "text/xml",
310   ".xml"          =>      "text/xml",
311   ".mpeg"         =>      "video/mpeg",
312   ".mpg"          =>      "video/mpeg",
313   ".mov"          =>      "video/quicktime",
314   ".qt"           =>      "video/quicktime",
315   ".avi"          =>      "video/x-msvideo",
316   ".asf"          =>      "video/x-ms-asf",
317   ".asx"          =>      "video/x-ms-asf",
318   ".wmv"          =>      "video/x-ms-wmv",
319   ".bz2"          =>      "application/x-bzip",
320   ".tbz"          =>      "application/x-bzip-compressed-tar",
321   ".tar.bz2"      =>      "application/x-bzip-compressed-tar",
322   ""              =>      "text/plain"
323  )
324 EOF
325         test x"$local" = xtrue && echo 'server.bind = "127.0.0.1"' >> "$conf"
326 }
327
328 apache2_conf () {
329         for candidate in \
330                 /etc/httpd \
331                 /usr/lib/apache2 \
332                 /usr/lib/httpd ;
333         do
334                 if test -d "$candidate/modules"
335                 then
336                         module_path="$candidate/modules"
337                         break
338                 fi
339         done
340         bind=
341         test x"$local" = xtrue && bind='127.0.0.1:'
342         echo 'text/css css' > "$fqgitdir/mime.types"
343         cat > "$conf" <<EOF
344 ServerName "git-instaweb"
345 ServerRoot "$root"
346 DocumentRoot "$root"
347 ErrorLog "$fqgitdir/gitweb/$httpd_only/error.log"
348 CustomLog "$fqgitdir/gitweb/$httpd_only/access.log" combined
349 PidFile "$fqgitdir/pid"
350 Listen $bind$port
351 EOF
352
353         for mod in mpm_event mpm_prefork mpm_worker
354         do
355                 if test -e $module_path/mod_${mod}.so
356                 then
357                         echo "LoadModule ${mod}_module " \
358                              "$module_path/mod_${mod}.so" >> "$conf"
359                         # only one mpm module permitted
360                         break
361                 fi
362         done
363         for mod in mime dir env log_config authz_core unixd
364         do
365                 if test -e $module_path/mod_${mod}.so
366                 then
367                         echo "LoadModule ${mod}_module " \
368                              "$module_path/mod_${mod}.so" >> "$conf"
369                 fi
370         done
371         cat >> "$conf" <<EOF
372 TypesConfig "$fqgitdir/mime.types"
373 DirectoryIndex gitweb.cgi
374 EOF
375
376         # check to see if Dennis Stosberg's mod_perl compatibility patch
377         # (<20060621130708.Gcbc6e5c@leonov.stosberg.net>) has been applied
378         if test -f "$module_path/mod_perl.so" &&
379            sane_grep 'MOD_PERL' "$root/gitweb.cgi" >/dev/null
380         then
381                 # favor mod_perl if available
382                 cat >> "$conf" <<EOF
383 LoadModule perl_module $module_path/mod_perl.so
384 PerlPassEnv GIT_DIR
385 PerlPassEnv GIT_EXEC_PATH
386 PerlPassEnv GITWEB_CONFIG
387 <Location /gitweb.cgi>
388         SetHandler perl-script
389         PerlResponseHandler ModPerl::Registry
390         PerlOptions +ParseHeaders
391         Options +ExecCGI
392 </Location>
393 EOF
394         else
395                 # plain-old CGI
396                 resolve_full_httpd
397                 list_mods=$(echo "$full_httpd" | sed 's/-f$/-l/')
398                 $list_mods | sane_grep 'mod_cgi\.c' >/dev/null 2>&1 || \
399                 if test -f "$module_path/mod_cgi.so"
400                 then
401                         echo "LoadModule cgi_module $module_path/mod_cgi.so" >> "$conf"
402                 else
403                         $list_mods | grep 'mod_cgid\.c' >/dev/null 2>&1 || \
404                         if test -f "$module_path/mod_cgid.so"
405                         then
406                                 echo "LoadModule cgid_module $module_path/mod_cgid.so" \
407                                         >> "$conf"
408                         else
409                                 echo "You have no CGI support!"
410                                 exit 2
411                         fi
412                         echo "ScriptSock logs/gitweb.sock" >> "$conf"
413                 fi
414                 cat >> "$conf" <<EOF
415 PassEnv GIT_DIR
416 PassEnv GIT_EXEC_PATH
417 PassEnv GITWEB_CONFIG
418 AddHandler cgi-script .cgi
419 <Location /gitweb.cgi>
420         Options +ExecCGI
421 </Location>
422 EOF
423         fi
424 }
425
426 mongoose_conf() {
427         cat > "$conf" <<EOF
428 # Mongoose web server configuration file.
429 # Lines starting with '#' and empty lines are ignored.
430 # For detailed description of every option, visit
431 # http://code.google.com/p/mongoose/wiki/MongooseManual
432
433 root            $root
434 ports           $port
435 index_files     gitweb.cgi
436 #ssl_cert       $fqgitdir/gitweb/ssl_cert.pem
437 error_log       $fqgitdir/gitweb/$httpd_only/error.log
438 access_log      $fqgitdir/gitweb/$httpd_only/access.log
439
440 #cgi setup
441 cgi_env         PATH=$PATH,GIT_DIR=$GIT_DIR,GIT_EXEC_PATH=$GIT_EXEC_PATH,GITWEB_CONFIG=$GITWEB_CONFIG
442 cgi_interp      $PERL
443 cgi_ext         cgi,pl
444
445 # mimetype mapping
446 mime_types      .gz=application/x-gzip,.tar.gz=application/x-tgz,.tgz=application/x-tgz,.tar=application/x-tar,.zip=application/zip,.gif=image/gif,.jpg=image/jpeg,.jpeg=image/jpeg,.png=image/png,.css=text/css,.html=text/html,.htm=text/html,.js=text/javascript,.c=text/plain,.cpp=text/plain,.log=text/plain,.conf=text/plain,.text=text/plain,.txt=text/plain,.dtd=text/xml,.bz2=application/x-bzip,.tbz=application/x-bzip-compressed-tar,.tar.bz2=application/x-bzip-compressed-tar
447 EOF
448 }
449
450 plackup_conf () {
451         # generate a standalone 'plackup' server script in $fqgitdir/gitweb
452         # with embedded configuration; it does not use "$conf" file
453         cat > "$fqgitdir/gitweb/gitweb.psgi" <<EOF
454 #!$PERL
455
456 # gitweb - simple web interface to track changes in git repositories
457 #          PSGI wrapper and server starter (see http://plackperl.org)
458
459 use strict;
460
461 use IO::Handle;
462 use Plack::MIME;
463 use Plack::Builder;
464 use Plack::App::WrapCGI;
465 use CGI::Emulate::PSGI 0.07; # minimum version required to work with gitweb
466
467 # mimetype mapping (from lighttpd_conf)
468 Plack::MIME->add_type(
469         ".pdf"          =>      "application/pdf",
470         ".sig"          =>      "application/pgp-signature",
471         ".spl"          =>      "application/futuresplash",
472         ".class"        =>      "application/octet-stream",
473         ".ps"           =>      "application/postscript",
474         ".torrent"      =>      "application/x-bittorrent",
475         ".dvi"          =>      "application/x-dvi",
476         ".gz"           =>      "application/x-gzip",
477         ".pac"          =>      "application/x-ns-proxy-autoconfig",
478         ".swf"          =>      "application/x-shockwave-flash",
479         ".tar.gz"       =>      "application/x-tgz",
480         ".tgz"          =>      "application/x-tgz",
481         ".tar"          =>      "application/x-tar",
482         ".zip"          =>      "application/zip",
483         ".mp3"          =>      "audio/mpeg",
484         ".m3u"          =>      "audio/x-mpegurl",
485         ".wma"          =>      "audio/x-ms-wma",
486         ".wax"          =>      "audio/x-ms-wax",
487         ".ogg"          =>      "application/ogg",
488         ".wav"          =>      "audio/x-wav",
489         ".gif"          =>      "image/gif",
490         ".jpg"          =>      "image/jpeg",
491         ".jpeg"         =>      "image/jpeg",
492         ".png"          =>      "image/png",
493         ".xbm"          =>      "image/x-xbitmap",
494         ".xpm"          =>      "image/x-xpixmap",
495         ".xwd"          =>      "image/x-xwindowdump",
496         ".css"          =>      "text/css",
497         ".html"         =>      "text/html",
498         ".htm"          =>      "text/html",
499         ".js"           =>      "text/javascript",
500         ".asc"          =>      "text/plain",
501         ".c"            =>      "text/plain",
502         ".cpp"          =>      "text/plain",
503         ".log"          =>      "text/plain",
504         ".conf"         =>      "text/plain",
505         ".text"         =>      "text/plain",
506         ".txt"          =>      "text/plain",
507         ".dtd"          =>      "text/xml",
508         ".xml"          =>      "text/xml",
509         ".mpeg"         =>      "video/mpeg",
510         ".mpg"          =>      "video/mpeg",
511         ".mov"          =>      "video/quicktime",
512         ".qt"           =>      "video/quicktime",
513         ".avi"          =>      "video/x-msvideo",
514         ".asf"          =>      "video/x-ms-asf",
515         ".asx"          =>      "video/x-ms-asf",
516         ".wmv"          =>      "video/x-ms-wmv",
517         ".bz2"          =>      "application/x-bzip",
518         ".tbz"          =>      "application/x-bzip-compressed-tar",
519         ".tar.bz2"      =>      "application/x-bzip-compressed-tar",
520         ""              =>      "text/plain"
521 );
522
523 my \$app = builder {
524         # to be able to override \$SIG{__WARN__} to log build time warnings
525         use CGI::Carp; # it sets \$SIG{__WARN__} itself
526
527         my \$logdir = "$fqgitdir/gitweb/$httpd_only";
528         open my \$access_log_fh, '>>', "\$logdir/access.log"
529                 or die "Couldn't open access log '\$logdir/access.log': \$!";
530         open my \$error_log_fh,  '>>', "\$logdir/error.log"
531                 or die "Couldn't open error log '\$logdir/error.log': \$!";
532
533         \$access_log_fh->autoflush(1);
534         \$error_log_fh->autoflush(1);
535
536         # redirect build time warnings to error.log
537         \$SIG{'__WARN__'} = sub {
538                 my \$msg = shift;
539                 # timestamp warning like in CGI::Carp::warn
540                 my \$stamp = CGI::Carp::stamp();
541                 \$msg =~ s/^/\$stamp/gm;
542                 print \$error_log_fh \$msg;
543         };
544
545         # write errors to error.log, access to access.log
546         enable 'AccessLog',
547                 format => "combined",
548                 logger => sub { print \$access_log_fh @_; };
549         enable sub {
550                 my \$app = shift;
551                 sub {
552                         my \$env = shift;
553                         \$env->{'psgi.errors'} = \$error_log_fh;
554                         \$app->(\$env);
555                 }
556         };
557         # gitweb currently doesn't work with $SIG{CHLD} set to 'IGNORE',
558         # because it uses 'close $fd or die...' on piped filehandle $fh
559         # (which causes the parent process to wait for child to finish).
560         enable_if { \$SIG{'CHLD'} eq 'IGNORE' } sub {
561                 my \$app = shift;
562                 sub {
563                         my \$env = shift;
564                         local \$SIG{'CHLD'} = 'DEFAULT';
565                         local \$SIG{'CLD'}  = 'DEFAULT';
566                         \$app->(\$env);
567                 }
568         };
569         # serve static files, i.e. stylesheet, images, script
570         enable 'Static',
571                 path => sub { m!\.(js|css|png)\$! && s!^/gitweb/!! },
572                 root => "$root/",
573                 encoding => 'utf-8'; # encoding for 'text/plain' files
574         # convert CGI application to PSGI app
575         Plack::App::WrapCGI->new(script => "$root/gitweb.cgi")->to_app;
576 };
577
578 # make it runnable as standalone app,
579 # like it would be run via 'plackup' utility
580 if (caller) {
581         return \$app;
582 } else {
583         require Plack::Runner;
584
585         my \$runner = Plack::Runner->new();
586         \$runner->parse_options(qw(--env deployment --port $port),
587                                 "$local" ? qw(--host 127.0.0.1) : ());
588         \$runner->run(\$app);
589 }
590 __END__
591 EOF
592
593         chmod a+x "$fqgitdir/gitweb/gitweb.psgi"
594         # configuration is embedded in server script file, gitweb.psgi
595         rm -f "$conf"
596 }
597
598 gitweb_conf() {
599         cat > "$fqgitdir/gitweb/gitweb_config.perl" <<EOF
600 #!@@PERL@@
601 our \$projectroot = "$(dirname "$fqgitdir")";
602 our \$git_temp = "$fqgitdir/gitweb/tmp";
603 our \$projects_list = \$projectroot;
604
605 \$feature{'remote_heads'}{'default'} = [1];
606 EOF
607 }
608
609 configure_httpd() {
610         case "$httpd" in
611         *lighttpd*)
612                 lighttpd_conf
613                 ;;
614         *apache2*|*httpd*)
615                 apache2_conf
616                 ;;
617         webrick)
618                 webrick_conf
619                 ;;
620         *mongoose*)
621                 mongoose_conf
622                 ;;
623         *plackup*)
624                 plackup_conf
625                 ;;
626         *)
627                 echo "Unknown httpd specified: $httpd"
628                 exit 1
629                 ;;
630         esac
631 }
632
633 case "$action" in
634 stop)
635         stop_httpd
636         exit 0
637         ;;
638 start)
639         start_httpd
640         exit 0
641         ;;
642 restart)
643         stop_httpd
644         start_httpd
645         exit 0
646         ;;
647 esac
648
649 gitweb_conf
650
651 resolve_full_httpd
652 mkdir -p "$fqgitdir/gitweb/$httpd_only"
653 conf="$fqgitdir/gitweb/$httpd_only.conf"
654
655 configure_httpd
656
657 start_httpd
658 url=http://127.0.0.1:$port
659
660 if test -n "$browser"; then
661         httpd_is_ready && git web--browse -b "$browser" $url || echo $url
662 else
663         httpd_is_ready && git web--browse -c "instaweb.browser" $url || echo $url
664 fi