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1 | package transferqueue; |
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2 | |
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3 | my @reserve = ( |
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4 | [ 1_200_000, 1], |
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5 | [ 3_000_000, 1], |
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6 | [ 75_000_000, 1], |
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7 | ); |
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8 | |
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9 | sub new { |
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10 | my $class = shift; |
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11 | my $self = bless { |
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12 | slots => $_[0], |
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13 | lastspb => 0, |
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14 | avgspb => 0, |
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15 | }, $class; |
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16 | $self->{reschedule} = Event->timer( |
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17 | after => 10, |
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18 | interval => 3, |
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19 | cb => sub { $self->wake_next }, |
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20 | ); |
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21 | $self; |
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22 | } |
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23 | |
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24 | sub start_transfer { |
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25 | my $self = shift; |
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26 | my $size = $_[0]; |
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27 | |
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28 | my $transfer = bless { |
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29 | queue => $self, |
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30 | time => $::NOW, |
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31 | size => $size, |
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32 | coro => $Coro::current, |
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33 | started => 0, |
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34 | }, transfer::; |
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35 | |
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36 | push @{$self->{wait}}, $transfer; |
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37 | |
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38 | $self->wake_next; |
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39 | |
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40 | $transfer; |
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41 | } |
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42 | |
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43 | sub sort { |
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44 | my @queue = grep $_, @{$_[0]{wait}}; |
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45 | |
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46 | $_->{spb} = ($::NOW-$_->{time}) / ($_->{size} || 1) for @queue; |
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47 | |
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48 | $_[0]{wait} = [sort { $b->{spb} <=> $a->{spb} } @queue]; |
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49 | |
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50 | Scalar::Util::weaken $_ for @{$_[0]{wait}}; |
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51 | } |
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52 | |
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53 | sub wake_next { |
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54 | my $self = shift; |
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55 | |
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56 | $self->sort; |
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57 | |
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58 | while (@{$self->{wait}}) { |
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59 | my $size = $self->{wait}[0]{size}; |
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60 | my $min = 0; |
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61 | for (@reserve) { |
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62 | last if $size <= $_->[0]; |
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63 | $min += $_->[1]; |
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64 | } |
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65 | last unless $self->{slots} > $min; |
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66 | my $transfer = shift @{$self->{wait}}; |
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67 | $self->{lastspb} = $transfer->{spb}; |
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68 | $self->{avgspb} ||= $transfer->{spb}; |
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69 | $self->{avgspb} = $self->{avgspb} * 0.95 + $transfer->{spb} * 0.05; |
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70 | $self->{started}++; |
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71 | $transfer->wake; |
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72 | last; |
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73 | } |
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74 | } |
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75 | |
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76 | sub waiters { |
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77 | $_[0]->sort; |
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78 | @{$_[0]{wait}}; |
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79 | } |
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80 | |
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81 | sub DESTROY { |
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82 | my $self = shift; |
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83 | |
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84 | $self->{reschedule}->cancel; |
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85 | } |
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86 | |
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87 | package transfer; |
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88 | |
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89 | use Coro::Timer (); |
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90 | |
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91 | sub wake { |
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92 | my $self = shift; |
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93 | |
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94 | $self->{alloc} = 1; |
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95 | $self->{queue}{slots}--; |
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96 | $self->{wake} and $self->{wake}->ready; |
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97 | } |
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98 | |
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99 | sub try { |
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100 | my $self = shift; |
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101 | |
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102 | $self->{alloc} || do { |
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103 | my $timeout = Coro::Timer::timeout $_[0]; |
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104 | local $self->{wake} = $self->{coro}; |
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105 | |
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106 | Coro::schedule; |
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107 | |
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108 | $self->{alloc}; |
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109 | } |
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110 | } |
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111 | |
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112 | sub DESTROY { |
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113 | my $self = shift; |
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114 | |
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115 | if ($self->{alloc}) { |
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116 | $self->{queue}{slots}++; |
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117 | $self->{queue}->wake_next; |
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118 | } |
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119 | } |
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120 | |
1 | package conn; |
121 | package conn; |
2 | |
122 | |
3 | our %blockuri; |
123 | our %blockuri; |
4 | our $blockref; |
124 | our $blockref; |
5 | |
125 | |
… | |
… | |
56 | |
176 | |
57 | read_blockuri; |
177 | read_blockuri; |
58 | read_blockref; |
178 | read_blockref; |
59 | |
179 | |
60 | use Tie::Cache; |
180 | use Tie::Cache; |
61 | tie %whois_cache, Tie::Cache::, $::MAX_CONNECTS * 1.5; |
181 | tie %whois_cache, Tie::Cache::, 32; |
62 | |
182 | |
63 | sub access_check { |
183 | sub access_check { |
64 | my $self = shift; |
184 | my $self = shift; |
65 | |
185 | |
66 | my $ref = $self->{h}{referer}; |
186 | my $ref = $self->{h}{referer}; |