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1 | package Object::Remote::FatNode; |
2 | |
3 | use strictures 1; |
4 | use Config; |
5 | use B qw(perlstring); |
6 | |
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7 | my @exclude_mods = qw(XSLoader.pm DynaLoader.pm); |
8 | |
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9 | sub stripspace { |
10 | my ($text) = @_; |
11 | $text =~ /^(\s+)/ && $text =~ s/^$1//mg; |
12 | $text; |
13 | } |
14 | |
15 | my %maybe_libs = map +($_ => 1), grep defined, (values %Config, '.'); |
16 | |
17 | my @extra_libs = grep not(ref($_) or $maybe_libs{$_}), @INC; |
18 | |
19 | my $extra_libs = join '', map " -I$_\n", @extra_libs; |
20 | |
21 | my $command = qq( |
22 | $^X |
23 | $extra_libs |
24 | -mObject::Remote |
25 | -mObject::Remote::Connector::STDIO |
26 | -mCPS::Future |
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27 | -mMRO::Compat |
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28 | -mClass::C3 |
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29 | -mClass::C3::next |
30 | -mAlgorithm::C3 |
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31 | -mObject::Remote::ModuleLoader |
32 | -mObject::Remote::Node |
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33 | -mMethod::Generate::BuildAll |
34 | -mMethod::Generate::DemolishAll |
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35 | -mJSON::PP |
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36 | -e 'print join "\\n", \%INC' |
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37 | ); |
38 | |
39 | $command =~ s/\n/ /g; |
40 | |
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41 | chomp(my @inc = qx($command)); |
42 | |
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43 | my %exclude = map { $_ => 1 } @exclude_mods; |
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44 | my %mods = reverse @inc; |
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45 | |
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46 | foreach(keys(%mods)) { |
47 | if ($exclude{ $mods{$_} }) { |
48 | delete($mods{$_}); |
49 | } |
50 | } |
51 | |
52 | sub filter_not_core { |
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53 | not ( |
54 | /^\Q$Config{privlibexp}/ or /^\Q$Config{archlibexp}/ |
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55 | ) |
56 | } |
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57 | |
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58 | my @file_names = keys %mods; |
59 | my @before_inc = grep { filter_not_core() } @file_names; |
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60 | my @after_inc; |
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61 | |
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62 | my $env_pass = ''; |
63 | if (defined($ENV{OBJECT_REMOTE_LOG_LEVEL})) { |
64 | my $level = $ENV{OBJECT_REMOTE_LOG_LEVEL}; |
65 | return unless $level =~ /^\w+$/; |
66 | $env_pass = '$ENV{OBJECT_REMOTE_LOG_LEVEL} = "' . $level . "\";\n"; |
67 | } |
68 | |
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69 | my $start = stripspace <<'END_START'; |
70 | # This chunk of stuff was generated by Object::Remote::FatNode. To find |
71 | # the original file's code, look for the end of this BEGIN block or the |
72 | # string 'FATPACK' |
73 | BEGIN { |
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74 | my (%fatpacked,%fatpacked_extra); |
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75 | END_START |
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76 | |
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77 | $start .= 'my %exclude = map { $_ => 1 } (\'' . join("','", @exclude_mods) . "');\n"; |
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78 | |
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79 | my $end = stripspace <<'END_END'; |
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80 | s/^ //mg for values %fatpacked, values %fatpacked_extra; |
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81 | |
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82 | sub load_from_hash { |
83 | if (my $fat = $_[0]->{$_[1]}) { |
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84 | if ($exclude{$_[1]}) { |
85 | warn "Will not pre-load '$_[1]'"; |
86 | return undef; |
87 | } |
88 | |
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89 | #warn "Handling $_[1]"; |
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90 | open my $fh, '<', \$fat; |
91 | return $fh; |
92 | } |
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93 | |
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94 | #Uncomment this to find brokenness |
95 | #warn "Missing $_[1]"; |
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96 | return; |
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97 | } |
98 | |
99 | unshift @INC, sub { load_from_hash(\%fatpacked, $_[1]) }; |
100 | push @INC, sub { load_from_hash(\%fatpacked_extra, $_[1]) }; |
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101 | |
102 | } # END OF FATPACK CODE |
103 | |
104 | use strictures 1; |
105 | use Object::Remote::Node; |
106 | Object::Remote::Node->run; |
107 | END_END |
108 | |
109 | my %files = map +($mods{$_} => scalar do { local (@ARGV, $/) = ($_); <> }), |
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110 | @before_inc, @after_inc; |
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111 | |
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112 | sub generate_fatpack_hash { |
113 | my ($hash_name, $orig) = @_; |
114 | (my $stub = $orig) =~ s/\.pm$//; |
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115 | my $name = uc join '_', split '/', $stub; |
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116 | my $data = $files{$orig} or die $orig; $data =~ s/^/ /mg; |
117 | return '$'.$hash_name.'{'.perlstring($orig).qq!} = <<'${name}';\n! |
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118 | .qq!${data}${name}\n!; |
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119 | } |
120 | |
121 | my @segments = ( |
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122 | map(generate_fatpack_hash('fatpacked', $_), sort map $mods{$_}, @before_inc), |
123 | map(generate_fatpack_hash('fatpacked_extra', $_), sort map $mods{$_}, @after_inc), |
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124 | ); |
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125 | |
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126 | our $DATA = join "\n", $start, $env_pass, @segments, $end; |
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127 | |
128 | 1; |