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| 1 |  |  |  |  |  |  | =encoding utf8 | 
| 2 |  |  |  |  |  |  |  | 
| 3 |  |  |  |  |  |  |  | 
| 4 |  |  |  |  |  |  |  | 
| 5 |  |  |  |  |  |  | =head1 WebService::CEPH::FileShadow | 
| 6 |  |  |  |  |  |  |  | 
| 7 |  |  |  |  |  |  | ÐоÑомок WebService::CEPH. | 
| 8 |  |  |  |  |  |  |  | 
| 9 |  |  |  |  |  |  | ÐпÑии конÑÑÑÑкÑоÑа Ñе же ÑамÑе, ÑÑо и Ñ WebService::CEPH, плÑÑ ÐµÑÑ ÐµÑÑÑ: | 
| 10 |  |  |  |  |  |  |  | 
| 11 |  |  |  |  |  |  | mode - 's3' или 's3-fs' или 'fs' | 
| 12 |  |  |  |  |  |  |  | 
| 13 |  |  |  |  |  |  | fs_shadow_path - пÑÑÑ Ðº Ñайловой ÑиÑÑеме, ÑказÑÐ²Ð°ÐµÑ Ð½Ð° диÑекÑоÑиÑ, ÑиналÑнÑй ÑлÑÑ Ð½Ðµ обÑзаÑелен. | 
| 14 |  |  |  |  |  |  |  | 
| 15 |  |  |  |  |  |  | Ð Ñежиме s3 вÑÑ ÑабоÑаеÑ, как WebService::CEPH, ÑÐ°Ð¹Ð»Ñ ÑкаÑиваÑÑÑÑ Ð¸ закаÑиваÑÑÑÑ Ð² CEPH по пÑоÑÐ¾ÐºÐ¾Ð»Ñ s3. | 
| 16 |  |  |  |  |  |  | Ð Ñежиме 's3-fs' пÑи закаÑке Ñайла, ÑоздаÑÑÑÑ ÐµÐ³Ð¾ ÐºÐ¾Ð¿Ð¸Ñ Ð² Ñайловой ÑиÑÑеме. СнаÑала Ñайл закаÑиваеÑÑÑ Ð² s3, поÑом | 
| 17 |  |  |  |  |  |  | в ÑайловÑÑ ÑиÑÑемÑ, еÑли в ÑÑо вÑÐµÐ¼Ñ ÑлÑÑиÑÑÑ Ð¸ÑклÑÑение, пÑедÑдÑÑий Ñаг не оÑменÑеÑÑÑ. | 
| 18 |  |  |  |  |  |  | СкаÑивание Ñайлов пÑоиÑÑ
Ð¾Ð´Ð¸Ñ Ñ 's3', пÑи оÑибке ÑкаÑиваниÑ, никакого ÑейловеÑа на ÑайловÑÑ ÑиÑÑÐµÐ¼Ñ Ð½Ðµ пÑоизводиÑÑÑ. | 
| 19 |  |  |  |  |  |  | Ð Ñежиме 'fs' закаÑивание и ÑкаÑивание Ñайлов пÑоиÑÑ
Ð¾Ð´Ð¸Ñ ÑолÑко в ÑайловÑÑ ÑиÑÑемÑ. | 
| 20 |  |  |  |  |  |  |  | 
| 21 |  |  |  |  |  |  | ÐеÑаинÑоÑмаÑÐ¸Ñ (x-amz-meta-md5, content-type в Ñайловой ÑиÑÑеме не ÑоÑ
ÑанÑеÑÑÑ). | 
| 22 |  |  |  |  |  |  |  | 
| 23 |  |  |  |  |  |  | РмеÑодаÑ
 download_to_file, upload_from_file в Ñежиме Ñайловой ÑиÑÑемÑ, ÑабоÑа Ñ Ð»Ð¾ÐºÐ°Ð»ÑнÑми Ñайлами | 
| 24 |  |  |  |  |  |  | делаеÑÑÑ Ð¼Ð°ÐºÑималÑно ÑовмеÑÑимо Ñ Ñежимом 's3' (пÑава (umask) пÑи Ñоздании Ñайла, ÑÐµÐ¶Ð¸Ð¼Ñ truncate и seek пÑи ÑабоÑе | 
| 25 |  |  |  |  |  |  | Ñ filehandles) | 
| 26 |  |  |  |  |  |  |  | 
| 27 |  |  |  |  |  |  | ÐÐ¼Ñ ÐºÐ»ÑÑа обÑекÑа не должно ÑодеÑжаÑÑ Ñимволов, опаÑнÑÑ
 Ð´Ð»Ñ Ñайловой ÑиÑÑÐµÐ¼Ñ (напÑÐ¸Ð¼ÐµÑ '../', '/..') инаÑе | 
| 28 |  |  |  |  |  |  | бÑÐ´ÐµÑ Ð¸ÑклÑÑение. Ðднако по-наÑÑоÑÑÐµÐ¼Ñ Ð·Ð°Ð±Ð¾ÑиÑÑÑ Ð¾ безопаÑноÑÑи должен вÑзÑваÑÑий. | 
| 29 |  |  |  |  |  |  |  | 
| 30 |  |  |  |  |  |  | =cut | 
| 31 |  |  |  |  |  |  |  | 
| 32 |  |  |  |  |  |  | package WebService::CEPH::FileShadow; | 
| 33 |  |  |  |  |  |  |  | 
| 34 |  |  |  |  |  |  | our $VERSION = '0.015'; # VERSION | 
| 35 |  |  |  |  |  |  |  | 
| 36 | 1 |  |  | 1 |  | 139532 | use strict; | 
|  | 1 |  |  |  |  | 9 |  | 
|  | 1 |  |  |  |  | 23 |  | 
| 37 | 1 |  |  | 1 |  | 5 | use warnings; | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 19 |  | 
| 38 | 1 |  |  | 1 |  | 4 | use Carp; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 41 |  | 
| 39 | 1 |  |  | 1 |  | 4 | use Fcntl qw/:seek/; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 82 |  | 
| 40 | 1 |  |  | 1 |  | 250 | use File::Copy; | 
|  | 1 |  |  |  |  | 1670 |  | 
|  | 1 |  |  |  |  | 46 |  | 
| 41 | 1 |  |  | 1 |  | 308 | use File::Slurp qw/read_file/; | 
|  | 1 |  |  |  |  | 4442 |  | 
|  | 1 |  |  |  |  | 55 |  | 
| 42 | 1 |  |  | 1 |  | 7 | use File::Path qw(make_path); | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 41 |  | 
| 43 | 1 |  |  | 1 |  | 5 | use parent qw( WebService::CEPH ); | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 7 |  | 
| 44 |  |  |  |  |  |  |  | 
| 45 |  |  |  |  |  |  |  | 
| 46 |  |  |  |  |  |  | sub new { | 
| 47 |  |  |  |  |  |  | my ($class, %options) = @_; | 
| 48 |  |  |  |  |  |  | my %new_options; | 
| 49 |  |  |  |  |  |  |  | 
| 50 |  |  |  |  |  |  | $new_options{$_} = delete $options{$_} for (qw/fs_shadow_path mode/); | 
| 51 |  |  |  |  |  |  |  | 
| 52 |  |  |  |  |  |  | !defined or m!/$! or $_ .= '/' for $new_options{fs_shadow_path}; | 
| 53 |  |  |  |  |  |  | confess "mode should be 's3', 's3-fs' or 'fs', but it is '$new_options{mode}'" | 
| 54 |  |  |  |  |  |  | unless $new_options{mode} =~ /^(s3|s3\-fs|fs)$/; | 
| 55 |  |  |  |  |  |  |  | 
| 56 |  |  |  |  |  |  | confess "you specified mode to work with filesystem ($new_options{mode}), please define fs_shadow_path then" | 
| 57 |  |  |  |  |  |  | if $new_options{mode} =~ /fs/ && !$new_options{fs_shadow_path}; | 
| 58 |  |  |  |  |  |  |  | 
| 59 |  |  |  |  |  |  | my $self = $class->SUPER::new(%options); | 
| 60 |  |  |  |  |  |  |  | 
| 61 |  |  |  |  |  |  | $self->{$_} = $new_options{$_} for keys %new_options; | 
| 62 |  |  |  |  |  |  |  | 
| 63 |  |  |  |  |  |  | $self; | 
| 64 |  |  |  |  |  |  | } | 
| 65 |  |  |  |  |  |  |  | 
| 66 |  |  |  |  |  |  | sub _filepath { | 
| 67 |  |  |  |  |  |  | my ($self, $key, $should_mkpath) = @_; | 
| 68 |  |  |  |  |  |  | confess "key expected" unless defined $key; | 
| 69 |  |  |  |  |  |  | confess "unsecure key" if $key eq '.'; | 
| 70 |  |  |  |  |  |  | confess "unsecure key" if $key =~ m!\.\./!; | 
| 71 |  |  |  |  |  |  | confess "unsecure key" if $key =~ m!/\.\.!; | 
| 72 |  |  |  |  |  |  | confess "constructor should normalize path" unless $self->{fs_shadow_path} =~ m!/$!; | 
| 73 |  |  |  |  |  |  | my $dir = $self->{fs_shadow_path}.$self->{bucket}."/"; | 
| 74 |  |  |  |  |  |  | make_path($dir) if ($should_mkpath); | 
| 75 |  |  |  |  |  |  | $dir.$key; | 
| 76 |  |  |  |  |  |  | } | 
| 77 |  |  |  |  |  |  | sub upload { | 
| 78 |  |  |  |  |  |  | my ($self, $key) = (shift, shift); | 
| 79 |  |  |  |  |  |  |  | 
| 80 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 81 |  |  |  |  |  |  | $self->SUPER::upload($key, $_[0], $_[1]); | 
| 82 |  |  |  |  |  |  | } | 
| 83 |  |  |  |  |  |  | if ($self->{mode} =~ /fs/) { | 
| 84 |  |  |  |  |  |  | my $path = $self->_filepath($key, 1); | 
| 85 |  |  |  |  |  |  | open my $f, ">", $path or confess; | 
| 86 |  |  |  |  |  |  | binmode $f; | 
| 87 |  |  |  |  |  |  | print $f $_[0] or confess; | 
| 88 |  |  |  |  |  |  | close $f or confess; | 
| 89 |  |  |  |  |  |  | } | 
| 90 |  |  |  |  |  |  | } | 
| 91 |  |  |  |  |  |  |  | 
| 92 |  |  |  |  |  |  | sub upload_from_file { | 
| 93 |  |  |  |  |  |  | my ($self, $key, $fh_or_filename, $content_type) = @_; | 
| 94 |  |  |  |  |  |  |  | 
| 95 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 96 |  |  |  |  |  |  | $self->SUPER::upload_from_file($key, $fh_or_filename, $content_type); | 
| 97 |  |  |  |  |  |  | } | 
| 98 |  |  |  |  |  |  | if ($self->{mode} =~ /fs/) { | 
| 99 |  |  |  |  |  |  | my $path = $self->_filepath($key, 1); | 
| 100 |  |  |  |  |  |  | seek($fh_or_filename, 0, SEEK_SET) if (ref $fh_or_filename); | 
| 101 |  |  |  |  |  |  | copy($fh_or_filename, $path); | 
| 102 |  |  |  |  |  |  | } | 
| 103 |  |  |  |  |  |  | } | 
| 104 |  |  |  |  |  |  |  | 
| 105 |  |  |  |  |  |  | sub download { | 
| 106 |  |  |  |  |  |  | my ($self, $key) = @_; | 
| 107 |  |  |  |  |  |  |  | 
| 108 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 109 |  |  |  |  |  |  | return $self->SUPER::download($key); | 
| 110 |  |  |  |  |  |  | } | 
| 111 |  |  |  |  |  |  | elsif ($self->{mode} =~ /fs/) { | 
| 112 |  |  |  |  |  |  | return scalar read_file( $self->_filepath($key), binmode => ':raw' ) | 
| 113 |  |  |  |  |  |  | } | 
| 114 |  |  |  |  |  |  | } | 
| 115 |  |  |  |  |  |  |  | 
| 116 |  |  |  |  |  |  | sub download_to_file { | 
| 117 |  |  |  |  |  |  | my ($self, $key, $fh_or_filename) = @_; | 
| 118 |  |  |  |  |  |  |  | 
| 119 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 120 |  |  |  |  |  |  | $self->SUPER::download_to_file($key, $fh_or_filename); | 
| 121 |  |  |  |  |  |  | } | 
| 122 |  |  |  |  |  |  | elsif ($self->{mode} =~ /fs/) { | 
| 123 |  |  |  |  |  |  | copy( $self->_filepath($key), $fh_or_filename ); | 
| 124 |  |  |  |  |  |  | } | 
| 125 |  |  |  |  |  |  | } | 
| 126 |  |  |  |  |  |  |  | 
| 127 |  |  |  |  |  |  | sub size { | 
| 128 |  |  |  |  |  |  | my ($self, $key) = @_; | 
| 129 |  |  |  |  |  |  |  | 
| 130 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 131 |  |  |  |  |  |  | return $self->SUPER::size($key); | 
| 132 |  |  |  |  |  |  | } | 
| 133 |  |  |  |  |  |  | elsif ($self->{mode} =~ /fs/) { | 
| 134 |  |  |  |  |  |  | return -s $self->_filepath($key); | 
| 135 |  |  |  |  |  |  | } | 
| 136 |  |  |  |  |  |  | } | 
| 137 |  |  |  |  |  |  |  | 
| 138 |  |  |  |  |  |  | sub delete { | 
| 139 |  |  |  |  |  |  | my ($self, $key) = @_; | 
| 140 |  |  |  |  |  |  |  | 
| 141 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 142 |  |  |  |  |  |  | $self->SUPER::delete($key); | 
| 143 |  |  |  |  |  |  | } | 
| 144 |  |  |  |  |  |  | elsif ($self->{mode} =~ /fs/) { | 
| 145 |  |  |  |  |  |  | unlink($self->_filepath($key)); | 
| 146 |  |  |  |  |  |  | } | 
| 147 |  |  |  |  |  |  | } | 
| 148 |  |  |  |  |  |  |  | 
| 149 |  |  |  |  |  |  | sub query_string_authentication_uri { | 
| 150 |  |  |  |  |  |  | my ($self, $key, $expires) = @_; | 
| 151 |  |  |  |  |  |  |  | 
| 152 |  |  |  |  |  |  | if ($self->{mode} =~ /s3/) { | 
| 153 |  |  |  |  |  |  | $self->SUPER::query_string_authentication_uri($key, $expires); | 
| 154 |  |  |  |  |  |  | } | 
| 155 |  |  |  |  |  |  | else { | 
| 156 |  |  |  |  |  |  | confess "Unimplemented in fs mode"; | 
| 157 |  |  |  |  |  |  | } | 
| 158 |  |  |  |  |  |  | } | 
| 159 |  |  |  |  |  |  |  | 
| 160 |  |  |  |  |  |  | 1; |