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Comparing Coro/myhttpd/access.pl (file contents):
Revision 1.6 by root, Sun Aug 19 23:57:52 2001 UTC vs.
Revision 1.14 by root, Fri Nov 30 03:02:23 2001 UTC

1package transferqueue;
1 2
3sub new {
4 my $class = shift;
5 bless {
6 conns => $_[0],
7 }, $class;
8}
9
10sub start_transfer {
11 my $self = shift;
12
13 my $trans = bless [ $self, $Coro::current ], transfer::;
14 Scalar::Util::weaken($trans->[0]);
15
16 push @{$self->{wait}}, $trans;
17 Scalar::Util::weaken($self->{wait}[-1]);
18
19 if (--$self->{conns} >= 0) {
20 $self->wake_next;
21 }
22
23 $trans;
24}
25
26sub wake_next {
27 my $self = shift;
28
29 if ($self->{conns} >= 0) {
30 while(@{$self->{wait}}) {
31 my $transfer = shift @{$self->{wait}};
32 if ($transfer) {
33 $transfer->wake;
34 last;
35 }
36 }
37 }
38}
39
40sub waiters {
41 map $_->[1], @{$_[0]{wait}};
42}
43
44package transfer;
45
46use Coro::Timer ();
47
48sub try {
49 my $self = shift;
50 my $timeout = Coro::Timer::timeout $_[0];
51
52 $self->[2] or Coro::schedule;
53
54 return $self->[2];
55}
56
57sub wake {
58 my $self = shift;
59 $self->[2] = 1;
60 $self->[1]->ready;
61}
62
63sub DESTROY {
64 my $self = shift;
65 $self->[0]{conns}++;
66 $self->[0]->wake_next;
67}
68
69package conn;
70
2our @blockuri; 71our %blockuri;
3our @blockref; 72our $blockref;
4 73
5sub read_blockuri { 74sub read_blockuri {
6 local *B; 75 local *B;
7 my %group; 76 my %group;
8 @blockuri = (); 77 %blockuri = ();
9 if (open B, "<blockuri") { 78 if (open B, "<blockuri") {
10 while (<B>) { 79 while (<B>) {
11 chomp; 80 chomp;
12 if (/^group\s+(\S+)\s+(.*)/i) { 81 if (/^group\s+(\S+)\s+(.*)/i) {
13 $group{$1} = [split /\s+/, $2]; 82 $group{$1} = [split /\s+/, $2];
… …
16 my @r; 85 my @r;
17 for (split /\s+/, $2) { 86 for (split /\s+/, $2) {
18 push @r, $group{$_} ? @{$group{$_}} : $_; 87 push @r, $group{$_} ? @{$group{$_}} : $_;
19 } 88 }
20 print "not($g) => (@r)\n"; 89 print "not($g) => (@r)\n";
90 push @{$blockuri{$_}}, $g for @r;
21 push @blockuri, [qr/$g/i, \@r]; 91 push @blockuri, [qr/$g/i, \@r];
22 } elsif (/\S/) { 92 } elsif (/\S/) {
23 print "blockuri: unparsable line: $_\n"; 93 print "blockuri: unparsable line: $_\n";
24 } 94 }
95 }
96 for (keys %blockuri) {
97 my $qr = join ")|(?:", @{$blockuri{$_}};
98 $blockuri{$_} = qr{(?:$qr)}i;
25 } 99 }
26 } else { 100 } else {
27 print "no blockuri\n"; 101 print "no blockuri\n";
28 } 102 }
29} 103}
30 104
31sub read_blockref { 105sub read_blockref {
32 local *B; 106 local *B;
33 @blockref = (); 107 my @blockref;
34 if (open B, "<blockreferer") { 108 if (open B, "<blockreferer") {
35 while (<B>) { 109 while (<B>) {
36 chomp; 110 chomp;
37 if (/^([^\t]*)\t\s*(.*)/) { 111 if (/^([^\t]*)\t\s*(.*)/) {
38 push @blockref, qr/^$1/i; 112 push @blockref, $1;
39 } elsif (/\S/) { 113 } elsif (/\S/) {
40 print "blockref: unparsable line: $_\n"; 114 print "blockref: unparsable line: $_\n";
41 } 115 }
42 } 116 }
117 $blockref = join ")|(?:", @blockref;
118 $blockref = qr{^(?:$blockref)}i;
43 } else { 119 } else {
44 print "no blockref\n"; 120 print "no blockref\n";
121 $blockref = qr{^x^};
45 } 122 }
46} 123}
47 124
48read_blockuri; 125read_blockuri;
49read_blockref; 126read_blockref;
50 127
51use Tie::Cache; 128use Tie::Cache;
52tie %whois_cache, Tie::Cache::, $MAX_CONNECTS * 1.5; 129tie %whois_cache, Tie::Cache::, 32;
53 130
54sub conn::err_block_country {
55 my $self = shift;
56 my $whois = shift;
57
58 $whois =~ s/&/&amp;/g;
59 $whois =~ s/</&lt;/g;
60 $self->err(403, "forbidden", { "Content-Type" => "text/html" }, <<EOF);
61<html>
62<head>
63<title>This material is licensed in your country!</title>
64</head>
65<body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000">
66
67<h1>This material is licensed in your country!</h1>
68
69<p>My research has shown that your IP address
70(<b>$self->{remote_addr}</b>) most probably is located in this country:
71<b>$self->{country}</b> (ISO-3166-2 code, XX == unknown). The full record is:</p>
72
73<pre>
74$whois
75</pre>
76
77<p>My database says that the material you are trying to access is licensed
78in your country. If I would distribute these files to your country I would
79actively <em>hurt</em> the industry behind it, which includes the artists
80and authors of these videos/mangas. So I hope you understand that I try to
81avoid this.</p>
82
83<p>If you <em>really</em> think that this is wrong, i.e. the
84material you tried to access is <em>not</em> licensed in your
85country or your ip address was misdetected, you can write to <a
86href="mailto:licensed\@plan9.de">licensed\@plan9.de</a>. Please explain
87what happened and why you think this is wrong in as much detail as
88possible.</p>
89
90<div align="right">Thanks a lot for understanding.</div>
91
92</body>
93</html>
94EOF
95}
96
97sub conn::err_block_referer {
98 my $self = shift;
99
100 my $uri = $self->{uri};
101 $uri =~ s/\/[^\/]+$/\//;
102 $uri = escape_uri $uri;
103 print "hiho $uri\n";#d#
104
105 $self->slog(6, "REFERER($self->{uri},$self->{h}{referer})");
106
107 $whois =~ s/&/&amp;/g;
108 $whois =~ s/</&lt;/g;
109 $self->err(203, "non-authoritative", { "Content-Type" => "text/html" }, <<EOF);
110<html>
111<head>
112<title>Unallowed Referral</title>
113</head>
114<body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000">
115
116<h1>The site which referred you has done something bad!</h1>
117
118<p>It seems that you are coming from this URL:</p>
119
120<pre>$self->{h}{referer}</pre>
121
122<p>This site has been blocked, either because it required you to pay
123money, forced you to click on banners, claimed these files were theirs
124or something very similar. Please note that you can download these files
125<em>without</em> having to pay, <em>without</em> clicking banners or jump
126through other hoops.</p>
127
128<p><b>Sites like the one you came from actively hurt the distribution of
129these files and the service quality for you since I can't move or correct
130files and you will likely not be able to see the full archive.</b></p>
131
132<p>Having that this, you can find the original content (if it is still
133there) by <b>following <a href="$uri">this link</a>.</b></p>
134
135<div align="right">Thanks a lot for understanding.</div>
136
137</body>
138</html>
139EOF
140}
141
142sub conn::access_check { 131sub access_check {
143 my $self = shift; 132 my $self = shift;
144 133
145 my $ref = $self->{h}{referer}; 134 my $ref = $self->{h}{referer};
146 my $uri = $self->{path}; 135 my $uri = $self->{path};
147 my %disallow; 136 my %disallow;
148 137
149 for (@blockref) {
150 $self->err_block_referer if $ref =~ $_; 138 $self->err_block_referer
151 } 139 if $self->{h}{referer} =~ $blockref;
152 140
153 for (@blockuri) {
154 if ($uri =~ $_->[0]) {
155 $disallow{$_}++ for @{$_->[1]};
156 }
157 }
158
159 my $whois = $whois_cache{$self->{remote_addr}} 141 my $whois = $whois_cache{$self->{remote_addr}}
160 ||= ::ip_request($self->{remote_addr}); 142 ||= netgeo::ip_request($self->{remote_addr});
161 143
162 my $country = "XX"; 144 my $country = "XX";
163 145
164 if ($whois =~ /^\*cy: (\S+)/m) { 146 if ($whois =~ /^\*cy: (\S+)/m) {
165 $country = uc $1; 147 $country = uc $1;
… …
167 $self->slog(9, "no country($whois)"); 149 $self->slog(9, "no country($whois)");
168 } 150 }
169 151
170 $self->{country} = $country; 152 $self->{country} = $country;
171 153
172 if ($disallow{$country}) {
173 $self->err_block_country($whois); 154 $self->err_block_country($whois)
174 } 155 if $self->{path} =~ $blockuri{$country};
175} 156}
176 157
1771; 1581;

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