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# Copyright 2008 Paul Driver <frodwith@gmail.com> |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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# |
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package POE::Component::MessageQueue::Storage::Remote::Server; |
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use Moose; |
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use POE; |
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use POE::Filter::Reference; |
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use POE::Component::Server::TCP; |
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use POE::Component::MessageQueue::Storage::BigMemory; |
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has session_id => ( |
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is => 'rw', |
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isa => 'Int', |
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init_arg => undef, |
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); |
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has storage => ( |
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is => 'ro', |
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does => 'POE::Component::MessageQueue::Storage', |
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default => sub { POE::Component::MessageQueue::Storage::BigMemory->new }, |
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); |
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has port => ( |
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is => 'ro', |
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isa => 'Int', |
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required => 1, |
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); |
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sub BUILD |
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{ |
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my ($self, $args) = @_; |
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$self->session_id(POE::Component::Server::TCP->new( |
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Port => $self->port, |
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ClientFilter => POE::Filter::Reference->new, |
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ClientInput => sub { |
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my ($heap, $request) = @_[HEAP, ARG0]; |
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my ($method, $args) = @{$request}{'method', 'args'}; |
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my $callback_id = pop(@$args); |
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my $storage = $self->storage; |
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if (my $method_ref = $storage->can($method)) |
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{ |
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$method_ref->($storage, @$args, sub { |
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$heap->{client}->put({ |
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callback => $callback_id, |
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args => [@_] |
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}); |
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$poe_kernel->post($self->session_id, 'shutdown') |
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if ($method eq 'storage_shutdown'); |
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}); |
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} |
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}, |
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)); |
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} |
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1; |
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=pod |
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=head1 NAME |
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POE::Component::MessageQueue::Storage::Remote::Server -- Expose a storage |
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engine as a service over a TCP socket |
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=head1 DESCRIPTION |
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This module wraps any storage engine and exposes it as a service over a TCP |
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socket. It handles multiple clients. It takes requests in the form of a |
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Storable hashref of the form C<< { 'method_name' => [arg1, arg2, etc] } >>. |
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=head1 CONSTRUCTOR PARAMETERS |
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=over 2 |
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=item port |
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The port number to listen on. |
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=item storage |
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A L<POE::Component::MessageQUeue::Storage> engine to wrap. |
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=back |
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101
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=head1 SEE ALSO |
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103
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L<POE::Component::MessageQueue::Storage::Remote> |
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105
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=cut |
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