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dpavlin |
42 |
package httpd; |
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use warnings; |
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use strict; |
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use autodie; |
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=head1 httpd |
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Start with: |
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perl -Ilib/PXElator -Mhttpd -e httpd::start |
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=cut |
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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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dpavlin |
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use Regexp::Common qw/net/; |
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dpavlin |
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|
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dpavlin |
149 |
sub menu {qq{ |
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<div style="font-size: 80%; color: #888"> |
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<a href=/>home</a> |
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<a href=/server>server</a> |
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dpavlin |
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<a href=/brctl>brctl</a> |
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dpavlin |
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<a href=/ip>ip</a> |
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dpavlin |
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<a href=/client>client</a> |
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dpavlin |
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</div> |
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}} |
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dpavlin |
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our $port = 7777; |
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use server; |
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dpavlin |
67 |
our $debug = server::debug; |
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dpavlin |
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our $url = "http://$server::ip:$port"; |
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dpavlin |
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|
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dpavlin |
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use html; |
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dpavlin |
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our $static_pids; |
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dpavlin |
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use progress_bar; |
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dpavlin |
153 |
use config; |
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dpavlin |
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use client; |
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use log; |
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dpavlin |
173 |
use x11; |
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dpavlin |
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use amt; |
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dpavlin |
185 |
use boolean; |
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use daemons; |
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dpavlin |
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|
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dpavlin |
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use kvm; |
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use browser; |
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use network; |
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dpavlin |
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use ip; |
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dpavlin |
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use wireshark; |
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dpavlin |
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use syslogd; |
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dpavlin |
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|
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dpavlin |
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use CouchDB; |
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dpavlin |
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|
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dpavlin |
42 |
sub static { |
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my ($client,$path) = @_; |
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dpavlin |
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my $full = "$server::base_dir/tftp/$path"; |
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dpavlin |
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|
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dpavlin |
65 |
return if ! -f $full; |
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dpavlin |
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|
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dpavlin |
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if ( my $pid = fork ) { |
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# parent |
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close($client); |
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$static_pids->{$pid} = $path; |
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return 1; |
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} |
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dpavlin |
65 |
my $type = 'application/octet-stream'; |
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dpavlin |
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$type = 'text/html' if $path =~ m{\.htm}; |
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$type = 'application/javascript' if $path =~ m{\.js}; |
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dpavlin |
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$type = 'text/plain' if $path =~ m{\.txt}; |
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dpavlin |
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|
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dpavlin |
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my $size = -s $full || return; |
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print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n"; |
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open(my $fh, $full); |
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dpavlin |
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my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it) |
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dpavlin |
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my $buff; |
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my $pos = 0; |
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dpavlin |
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CouchDB::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost }); |
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dpavlin |
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dpavlin |
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progress_bar::start; |
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dpavlin |
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|
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dpavlin |
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while( my $len = read $fh, $buff, $block ) { |
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dpavlin |
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print $client $buff; |
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dpavlin |
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$client->flush; |
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dpavlin |
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$pos += $len; |
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dpavlin |
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progress_bar::tick( $path, $pos, $size ); |
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dpavlin |
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} |
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dpavlin |
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close($fh); |
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close($client); |
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dpavlin |
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|
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dpavlin |
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print STDERR "\n"; |
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dpavlin |
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dpavlin |
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exit(0); |
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dpavlin |
42 |
} |
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dpavlin |
199 |
sub ok { |
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qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . menu() |
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} |
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dpavlin |
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dpavlin |
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sub redirect { |
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my $to = shift; |
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$to ||= $url; |
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qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n| |
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} |
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dpavlin |
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sub get_request { |
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my ( $client, $path, $param ) = @_; |
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dpavlin |
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server->refresh; |
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dpavlin |
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CouchDB::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } ); |
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dpavlin |
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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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dpavlin |
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dpavlin |
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my @rows; |
129 |
dpavlin |
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dpavlin |
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my $debug_proc = ''; |
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dpavlin |
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|
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dpavlin |
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warn "XXX pids = ", dump( $daemons::pids ); |
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dpavlin |
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foreach my $name ( sort keys %$daemons::pids ) { |
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dpavlin |
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my $pid = $daemons::pids->{$name}; # || next; |
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dpavlin |
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|
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dpavlin |
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my $html; |
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dpavlin |
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dpavlin |
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my $proc = "/proc/$pid/status"; |
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dpavlin |
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|
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dpavlin |
81 |
if ( -e $proc ) { |
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dpavlin |
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$html .= qq|<a href=/start_stop/$name>$pid</a>|; |
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dpavlin |
81 |
if ( $debug ) { |
144 |
dpavlin |
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$html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start'); |
145 |
dpavlin |
81 |
|
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$debug_proc |
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.= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">| |
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. read_file($proc) |
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. qq|</pre>| |
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; |
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} |
152 |
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153 |
dpavlin |
225 |
if ( $name->can('fork_if_active') ) { |
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$html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_if_active; |
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dpavlin |
81 |
} |
156 |
dpavlin |
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if ( $name->can('actions') ) { |
158 |
dpavlin |
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$html .= qq| <a href=/action/$name/$_>$_</a>| foreach $name->actions; |
159 |
dpavlin |
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} |
160 |
dpavlin |
173 |
} else { |
161 |
dpavlin |
243 |
if ( $pid =~ m{^\d+$} ) { |
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$html .= qq|$pid exited | |
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} else { |
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$html .= qq|$pid |; |
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} |
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$html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start'); |
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dpavlin |
225 |
if ( $name->can('fork_actions') ) { |
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$html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions; |
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} |
170 |
dpavlin |
71 |
} |
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dpavlin |
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die "no html generated" unless $html; |
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dpavlin |
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push @rows, ( $name => $html ); |
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} |
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177 |
dpavlin |
91 |
my $below_table = ''; |
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179 |
dpavlin |
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warn 'static_pids: ', dump( $static_pids ) if $debug; |
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dpavlin |
70 |
foreach my $pid ( keys %$static_pids ) { |
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my $path = $static_pids->{$pid}; |
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if ( -d "/proc/$pid" ) { |
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push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| ); |
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dpavlin |
91 |
} elsif ( $param->{clean_completed_downloads} ) { |
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delete $static_pids->{$pid} |
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dpavlin |
70 |
} else { |
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push @rows, ( $path => "$pid competed" ); |
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dpavlin |
91 |
$below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|; |
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dpavlin |
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} |
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} |
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dpavlin |
199 |
print $client ok |
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dpavlin |
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, html::table( 2, @rows ) |
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dpavlin |
91 |
, $below_table |
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dpavlin |
72 |
, html::tabs( log::mac_changes ) |
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, $debug_proc |
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; |
198 |
dpavlin |
66 |
|
199 |
dpavlin |
149 |
} elsif ( $path =~ m{^/server} ) { |
200 |
dpavlin |
199 |
print $client ok |
201 |
dpavlin |
251 |
, html::table( 2, |
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'debug' => qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|, |
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map { |
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( $_, html::tt eval '$server::'.$_ ) |
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} ( 'ip', 'netmask', 'ip_from', 'ip_to', 'domain_name', 'base_dir', 'conf' ) |
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) |
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dpavlin |
149 |
; |
208 |
dpavlin |
162 |
} elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) { |
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my $ip = $1 || $client->peerhost; |
210 |
dpavlin |
200 |
|
211 |
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if ( my $new_ip = $param->{change_ip} ) { |
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client::change_ip( $ip, $new_ip ); |
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$ip = $new_ip; |
214 |
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} |
215 |
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216 |
dpavlin |
284 |
my $ip_short = (split(/\./, $ip, 4))[3]; |
217 |
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218 |
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# if ( $ip ne $server::ip ) -- not flexible enough for tunnel endpoints |
219 |
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if ( $ip_short >= $server::ip_from && $ip_short <= $server::ip_to ) { |
220 |
dpavlin |
162 |
my $hostname = client::conf( $ip, 'hostname' => $param->{hostname} ); |
221 |
dpavlin |
188 |
|
222 |
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my @table = ( |
223 |
dpavlin |
199 |
'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|, |
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'hostname' => qq|<input type=text name=hostname value="$hostname">|, |
225 |
dpavlin |
188 |
); |
226 |
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227 |
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my $deploy; |
228 |
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229 |
dpavlin |
216 |
if ( my $mac = client::mac_from_ip( $ip ) ) { |
230 |
dpavlin |
188 |
$deploy = client::conf( $ip, 'deploy' => $param->{deploy} ); |
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push @table, ( |
232 |
dpavlin |
216 |
'mac' => format::mac( $mac => 'html' ), |
233 |
dpavlin |
188 |
'deploy' => html::select( 'deploy', $deploy, config::available ) |
234 |
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); |
235 |
dpavlin |
309 |
if ( my $pxelinux = config::for_ip( $ip ) ) { |
236 |
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$deploy = qq|<h2>PXElinux</h2>| . html::pre( $pxelinux ); |
237 |
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} |
238 |
dpavlin |
188 |
} |
239 |
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|
240 |
dpavlin |
199 |
print $client ok |
241 |
dpavlin |
162 |
, qq|<form method=get>| |
242 |
dpavlin |
188 |
, html::table( 2, @table ), |
243 |
dpavlin |
162 |
, qq|<input type=submit value=change></form>| |
244 |
dpavlin |
188 |
, $deploy |
245 |
dpavlin |
162 |
; |
246 |
dpavlin |
181 |
|
247 |
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if ( my $amt = client::conf( $ip, 'amt' ) ) { |
248 |
dpavlin |
262 |
print $client qq|<h2>AMT</h2>|, amt::info( $amt, $ip ); |
249 |
dpavlin |
181 |
} |
250 |
dpavlin |
162 |
} else { |
251 |
dpavlin |
190 |
|
252 |
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my $arp = { |
253 |
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map { |
254 |
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my @c = split(/\s+/,$_); |
255 |
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if ( $#c == 5 ) { |
256 |
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( uc $c[3] => [ $c[0] , $c[5] ] ) |
257 |
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} else { |
258 |
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} |
259 |
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} read_file('/proc/net/arp') |
260 |
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}; |
261 |
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262 |
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warn "# arp ",dump( $arp ); |
263 |
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|
264 |
dpavlin |
199 |
print $client ok |
265 |
dpavlin |
162 |
, qq|<h2>Clients on $server::ip</h2>| |
266 |
dpavlin |
309 |
, html::table( -6, |
267 |
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'ip', 'mac', 'arp', 'hostname', 'deploy', 'conf', |
268 |
dpavlin |
162 |
map { |
269 |
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my $ip = $_; |
270 |
dpavlin |
309 |
my $conf = client::all_conf( $ip ); |
271 |
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my $mac = delete $conf->{mac} || ''; |
272 |
dpavlin |
190 |
( |
273 |
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qq|<a href=/client/$ip>$ip</a>| |
274 |
dpavlin |
303 |
, format::mac( $mac => 'html' ) |
275 |
dpavlin |
309 |
, ( $arp->{$mac} ? $arp->{$mac}->[1] : '' ) |
276 |
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, delete $conf->{hostname} |
277 |
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, delete $conf->{deploy} |
278 |
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, html::pre_dump( $conf ) |
279 |
dpavlin |
190 |
); |
280 |
dpavlin |
162 |
} |
281 |
dpavlin |
304 |
sort { ip::to_int($a) cmp ip::to_int($b) } |
282 |
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map { |
283 |
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my $ip = $_; |
284 |
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$ip =~ s{^.+/ip/}{}; |
285 |
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$ip; |
286 |
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} glob("$server::conf/ip/*") |
287 |
dpavlin |
162 |
) |
288 |
dpavlin |
190 |
, qq|<h2>ARP</h2>| |
289 |
dpavlin |
303 |
, html::table( -3, 'ip', 'mac', 'dev', |
290 |
dpavlin |
193 |
map { |
291 |
|
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my $c = $arp->{$_}; |
292 |
dpavlin |
303 |
( $c->[0], format::mac( $_ => 'html' ), $c->[1] ) |
293 |
dpavlin |
193 |
} sort keys %$arp |
294 |
|
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) |
295 |
dpavlin |
162 |
; |
296 |
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} |
297 |
dpavlin |
229 |
} elsif ( $path =~ m{^/brctl} ) { |
298 |
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print $client ok |
299 |
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,html::pre( `brctl show` ) |
300 |
|
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; |
301 |
dpavlin |
224 |
} elsif ( $path =~ m{^/ip/?(\w+)?} ) { |
302 |
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print $client ok |
303 |
|
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, join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ )) |
304 |
|
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, ip::html( $1 ) |
305 |
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; |
306 |
dpavlin |
43 |
} elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) { |
307 |
|
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eval 'our $' . $1 . ' = ' . $2; |
308 |
|
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warn $@ if $@; |
309 |
dpavlin |
199 |
print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|; |
310 |
dpavlin |
67 |
server::debug( $debug ) if $1 eq 'debug'; |
311 |
dpavlin |
158 |
} elsif ( $path =~ m{^/start_stop/(\S+)} ) { |
312 |
dpavlin |
199 |
print $client redirect, daemons::start_stop($1); |
313 |
dpavlin |
88 |
} elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) { |
314 |
|
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$1->$2(); |
315 |
dpavlin |
199 |
print $client redirect; |
316 |
dpavlin |
70 |
} elsif ( $path =~ m{^/kill/static/(\d+)} ) { |
317 |
dpavlin |
199 |
print $client redirect; |
318 |
dpavlin |
86 |
kill 1, $1 || kill 9, $2 && warn "killed $1"; |
319 |
dpavlin |
43 |
} else { |
320 |
|
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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>"; |
321 |
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warn "404 $path"; |
322 |
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} |
323 |
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|
324 |
|
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} |
325 |
dpavlin |
53 |
|
326 |
dpavlin |
42 |
sub start { |
327 |
|
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|
328 |
dpavlin |
229 |
warn 'network ', network::setup(); |
329 |
dpavlin |
140 |
|
330 |
dpavlin |
189 |
daemons::start_stop 'browser', $url; |
331 |
dpavlin |
231 |
daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ ); |
332 |
dpavlin |
189 |
daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device |
333 |
|
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|
334 |
dpavlin |
42 |
my $server = IO::Socket::INET->new( |
335 |
|
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Proto => 'tcp', |
336 |
dpavlin |
185 |
LocalAddr => $server::ip, |
337 |
dpavlin |
42 |
LocalPort => $httpd::port, |
338 |
|
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Listen => SOMAXCONN, |
339 |
|
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Reuse => 1 |
340 |
dpavlin |
43 |
) || die "can't start server on $url: $!"; |
341 |
dpavlin |
42 |
|
342 |
|
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print "url $url\n"; |
343 |
|
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|
344 |
dpavlin |
118 |
while (1) { |
345 |
|
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my $client = $server->accept() || next; # ALARM trickle us |
346 |
dpavlin |
42 |
my $request = <$client>; |
347 |
|
|
|
348 |
|
|
warn "request $request\n" if $debug; |
349 |
|
|
|
350 |
|
|
if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
351 |
dpavlin |
43 |
my $path = $1; |
352 |
dpavlin |
42 |
my $param; |
353 |
dpavlin |
43 |
if ( $path =~ s{\?(.+)}{} ) { |
354 |
dpavlin |
42 |
foreach my $p ( split(/[&;]/, $1) ) { |
355 |
|
|
my ($n,$v) = split(/=/, $p, 2); |
356 |
|
|
$param->{$n} = $v; |
357 |
|
|
} |
358 |
|
|
warn "param: ",dump( $param ) if $debug; |
359 |
|
|
} |
360 |
dpavlin |
43 |
get_request $client, $path, $param; |
361 |
dpavlin |
42 |
} else { |
362 |
|
|
print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request"; |
363 |
|
|
warn "500 $request"; |
364 |
|
|
} |
365 |
|
|
|
366 |
dpavlin |
149 |
print $client menu() if $client->connected; |
367 |
dpavlin |
42 |
|
368 |
|
|
} |
369 |
|
|
|
370 |
|
|
die "server died"; |
371 |
|
|
} |
372 |
|
|
|
373 |
dpavlin |
45 |
warn "loaded"; |
374 |
|
|
|
375 |
dpavlin |
42 |
1; |