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package httpd; |
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|
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use warnings; |
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use strict; |
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use autodie; |
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|
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=head1 httpd |
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|
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Start with: |
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|
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perl -Ilib/PXElator -Mhttpd -e httpd::start |
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|
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=cut |
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|
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use Data::Dump qw/dump/; |
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use Carp qw/confess/; |
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use File::Slurp; |
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#use JSON; |
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use IO::Socket::INET; |
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use Module::Refresh; |
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|
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our $port = 7777; |
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our $debug = 1; |
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|
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use server; |
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our $url = "http://$server::ip:$port"; |
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|
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use html; |
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|
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sub static { |
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my ($client,$path) = @_; |
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|
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$path = "tftp/$path"; |
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|
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if ( ! -e $path || -d $path ) { |
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print $client "HTTP/1.0 404 $path not found\r\n"; |
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return; |
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} |
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|
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my $type = 'text/plain'; |
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$type = 'text/html' if $path =~ m{\.htm}; |
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$type = 'application/javascript' if $path =~ m{\.js}; |
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|
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print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: ", -s $path,"\r\n\r\n"; |
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open(my $html, $path); |
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while(<$html>) { |
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print $client $_; |
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} |
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close($html); |
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|
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return $path; |
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} |
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|
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my $ok = "HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n"; |
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|
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use boolean; |
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|
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use screen; |
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use kvm; |
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our $pids; |
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|
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$SIG{CHLD} = 'IGNORE'; |
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|
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sub start_stop { |
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my $daemon = shift; |
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my $pid = $pids->{$daemon}; |
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|
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warn "start_stop $daemon pids: ",dump( $pids ); |
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|
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if ( $pid ) { |
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warn "kill 9 $pid"; |
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kill 9, $pid; |
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delete $pids->{$daemon}; |
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return qq|$daemon pid $pid stopped|; |
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} else { |
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if ( $pid = fork ) { |
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# parent |
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$pids->{$daemon} = $pid; |
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warn "forked $daemon $pid"; |
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return qq|$daemon pid $pid started|; |
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} elsif ( defined $pid ) { |
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# child |
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my $eval = $daemon . '::start'; |
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warn "eval $eval"; |
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eval $eval; |
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warn "can't start $daemon: $@" if $@; |
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exit; |
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} else { |
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die "fork error $!"; |
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} |
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} |
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} |
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|
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sub get_request { |
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my ( $client, $path, $param ) = @_; |
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|
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warn "get_request $client $path ",dump( $param ); |
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|
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if ( my $found = static( $client,$path ) ) { |
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warn "static $found" if $debug; |
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} elsif ( $path eq '/' ) { |
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|
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my $screen = $pids->{screen} ? qq|stop <tt>$pids->{screen}</tt>| : 'start'; |
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my $kvm = $pids->{kvm} ? qq|stop <tt>$pids->{kvm}</tt>| : |
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$pids->{screen} ? qq|start| : qq|start screen first|; |
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|
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print $client $ok, |
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html::table( 2, |
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'pid', html::tt( $$ ), |
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'ip', html::tt( $server::ip ), |
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'netmask', html::tt( $server::netmask ), |
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'debug', qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|, |
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'screen', qq|<a href=/screen>$screen</a>|, |
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'kvm', qq|<a href=/kvm>$kvm</a>|, |
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); |
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|
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} elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) { |
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eval 'our $' . $1 . ' = ' . $2; |
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warn $@ if $@; |
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print $client qq|HTTP/1.1 302 Found\r\nLocation: $url\r\nContent-type: text/html\r\n\r\n<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|; |
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} elsif ( $path =~ m{^/(screen|kvm)} ) { |
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print $client $ok, start_stop($1); |
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} elsif ( $path =~ m{/boot} ) { |
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print $client qq{$ok |
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#!gpxe |
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imgfree |
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login |
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chain http://$server::ip:$httpd::port/ |
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|
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}; |
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} else { |
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print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>"; |
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warn "404 $path"; |
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} |
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|
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} |
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|
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sub start { |
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|
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my $server = IO::Socket::INET->new( |
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Proto => 'tcp', |
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LocalPort => $httpd::port, |
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Listen => SOMAXCONN, |
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Reuse => 1 |
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) || die "can't start server on $url: $!"; |
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|
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print "url $url\n"; |
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|
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system "/mnt/llin/rest/cvs/uzbl/uzbl -u $url &"; |
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|
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while (my $client = $server->accept()) { |
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$client->autoflush(1); |
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my $request = <$client>; |
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|
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warn "request $request\n" if $debug; |
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|
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Module::Refresh->refresh; |
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|
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if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
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my $path = $1; |
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my $param; |
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if ( $path =~ s{\?(.+)}{} ) { |
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foreach my $p ( split(/[&;]/, $1) ) { |
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my ($n,$v) = split(/=/, $p, 2); |
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$param->{$n} = $v; |
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} |
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warn "param: ",dump( $param ) if $debug; |
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} |
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warn "path $path param: ",dump( $param ); |
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get_request $client, $path, $param; |
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} else { |
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print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request"; |
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warn "500 $request"; |
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} |
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|
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print $client qq{ |
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<div style="font-size: 80%; color: #888"> |
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<a href="">reload</a> |
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<a href="/">index</a> |
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</div> |
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} if $client->connected; |
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|
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} |
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|
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die "server died"; |
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} |
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|
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warn "loaded"; |
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|
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1; |
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