line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
# |
2
|
|
|
|
|
|
|
# Copyright 2007-2010 David Snopek <dsnopek@gmail.com> |
3
|
|
|
|
|
|
|
# |
4
|
|
|
|
|
|
|
# This program is free software: you can redistribute it and/or modify |
5
|
|
|
|
|
|
|
# it under the terms of the GNU General Public License as published by |
6
|
|
|
|
|
|
|
# the Free Software Foundation, either version 2 of the License, or |
7
|
|
|
|
|
|
|
# (at your option) any later version. |
8
|
|
|
|
|
|
|
# |
9
|
|
|
|
|
|
|
# This program is distributed in the hope that it will be useful, |
10
|
|
|
|
|
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of |
11
|
|
|
|
|
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12
|
|
|
|
|
|
|
# GNU General Public License for more details. |
13
|
|
|
|
|
|
|
# |
14
|
|
|
|
|
|
|
# You should have received a copy of the GNU General Public License |
15
|
|
|
|
|
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>. |
16
|
|
|
|
|
|
|
# |
17
|
|
|
|
|
|
|
|
18
|
|
|
|
|
|
|
package POE::Component::Server::Stomp; |
19
|
|
|
|
|
|
|
|
20
|
1
|
|
|
1
|
|
1987
|
use POE::Session; |
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
21
|
|
|
|
|
|
|
use POE::Component::Server::TCP; |
22
|
|
|
|
|
|
|
use POE::Filter::Stomp; |
23
|
|
|
|
|
|
|
use IO::String; |
24
|
|
|
|
|
|
|
use Net::Stomp::Frame; |
25
|
|
|
|
|
|
|
use Carp qw(croak); |
26
|
|
|
|
|
|
|
use vars qw($VERSION); |
27
|
|
|
|
|
|
|
use strict; |
28
|
|
|
|
|
|
|
|
29
|
|
|
|
|
|
|
$VERSION = '0.2.3'; |
30
|
|
|
|
|
|
|
|
31
|
|
|
|
|
|
|
sub new |
32
|
|
|
|
|
|
|
{ |
33
|
|
|
|
|
|
|
my $class = shift; |
34
|
|
|
|
|
|
|
|
35
|
|
|
|
|
|
|
croak "$class->new() requires an even number of arguments" if (@_ & 1); |
36
|
|
|
|
|
|
|
|
37
|
|
|
|
|
|
|
my $args = { @_ }; |
38
|
|
|
|
|
|
|
|
39
|
|
|
|
|
|
|
# TCP server options |
40
|
|
|
|
|
|
|
my $alias = delete $args->{Alias}; |
41
|
|
|
|
|
|
|
my $address = delete $args->{Address}; |
42
|
|
|
|
|
|
|
my $hname = delete $args->{Hostname}; |
43
|
|
|
|
|
|
|
my $port = delete $args->{Port}; |
44
|
|
|
|
|
|
|
my $domain = delete $args->{Domain}; |
45
|
|
|
|
|
|
|
|
46
|
|
|
|
|
|
|
if ( not defined $port ) |
47
|
|
|
|
|
|
|
{ |
48
|
|
|
|
|
|
|
# default Stomp port |
49
|
|
|
|
|
|
|
$port = 61613; |
50
|
|
|
|
|
|
|
} |
51
|
|
|
|
|
|
|
|
52
|
|
|
|
|
|
|
# user callbacks. |
53
|
|
|
|
|
|
|
my $handle_frame = delete $args->{HandleFrame}; |
54
|
|
|
|
|
|
|
my $client_disconnected = delete $args->{ClientDisconnected}; |
55
|
|
|
|
|
|
|
my $client_error = delete $args->{ClientError}; |
56
|
|
|
|
|
|
|
|
57
|
|
|
|
|
|
|
# A closure? In Perl!? Hrm... |
58
|
|
|
|
|
|
|
my $client_input = sub |
59
|
|
|
|
|
|
|
{ |
60
|
|
|
|
|
|
|
my ($kernel, $input) = @_[ KERNEL, ARG0 ]; |
61
|
|
|
|
|
|
|
|
62
|
|
|
|
|
|
|
# Replace ARG0 with the parsed frame. |
63
|
|
|
|
|
|
|
splice(@_, ARG0, 1, $input); |
64
|
|
|
|
|
|
|
|
65
|
|
|
|
|
|
|
# pass to the user handler |
66
|
|
|
|
|
|
|
$handle_frame->(@_); |
67
|
|
|
|
|
|
|
}; |
68
|
|
|
|
|
|
|
|
69
|
|
|
|
|
|
|
# create the TCP server. |
70
|
|
|
|
|
|
|
POE::Component::Server::TCP->new( |
71
|
|
|
|
|
|
|
Alias => $alias, |
72
|
|
|
|
|
|
|
Address => $address, |
73
|
|
|
|
|
|
|
Hostname => $hname, |
74
|
|
|
|
|
|
|
Port => $port, |
75
|
|
|
|
|
|
|
Domain => $domain, |
76
|
|
|
|
|
|
|
|
77
|
|
|
|
|
|
|
ClientInput => $client_input, |
78
|
|
|
|
|
|
|
ClientError => $client_error, |
79
|
|
|
|
|
|
|
ClientDisconnected => $client_disconnected, |
80
|
|
|
|
|
|
|
|
81
|
|
|
|
|
|
|
# Use Keven Esteb's awesome Stomp filter module! |
82
|
|
|
|
|
|
|
ClientFilter => "POE::Filter::Stomp", |
83
|
|
|
|
|
|
|
|
84
|
|
|
|
|
|
|
# pass everything left as arguments to the PoCo::Server::TCP |
85
|
|
|
|
|
|
|
# contructor. |
86
|
|
|
|
|
|
|
%$args |
87
|
|
|
|
|
|
|
); |
88
|
|
|
|
|
|
|
|
89
|
|
|
|
|
|
|
# POE::Component::Server::TCP does it! So, I do it too. |
90
|
|
|
|
|
|
|
return undef; |
91
|
|
|
|
|
|
|
} |
92
|
|
|
|
|
|
|
|
93
|
|
|
|
|
|
|
1; |
94
|
|
|
|
|
|
|
|
95
|
|
|
|
|
|
|
__END__ |
96
|
|
|
|
|
|
|
|
97
|
|
|
|
|
|
|
=pod |
98
|
|
|
|
|
|
|
|
99
|
|
|
|
|
|
|
=head1 NAME |
100
|
|
|
|
|
|
|
|
101
|
|
|
|
|
|
|
POE::Component::Server::Stomp - A generic Stomp server for POE |
102
|
|
|
|
|
|
|
|
103
|
|
|
|
|
|
|
=head1 SYNOPSIS |
104
|
|
|
|
|
|
|
|
105
|
|
|
|
|
|
|
use POE qw(Component::Server::Stomp); |
106
|
|
|
|
|
|
|
use Net::Stomp::Frame; |
107
|
|
|
|
|
|
|
use strict; |
108
|
|
|
|
|
|
|
|
109
|
|
|
|
|
|
|
POE::Component::Server::Stomp->new( |
110
|
|
|
|
|
|
|
HandleFrame => \&handle_frame, |
111
|
|
|
|
|
|
|
ClientDisconnected => \&client_disconnected, |
112
|
|
|
|
|
|
|
ClientErrorr => \&client_error |
113
|
|
|
|
|
|
|
); |
114
|
|
|
|
|
|
|
|
115
|
|
|
|
|
|
|
POE::Kernel->run(); |
116
|
|
|
|
|
|
|
exit; |
117
|
|
|
|
|
|
|
|
118
|
|
|
|
|
|
|
sub handle_frame |
119
|
|
|
|
|
|
|
{ |
120
|
|
|
|
|
|
|
my ($kernel, $heap, $frame) = @_[ KERNEL, HEAP, ARG0 ]; |
121
|
|
|
|
|
|
|
|
122
|
|
|
|
|
|
|
print "Recieved frame:\n"; |
123
|
|
|
|
|
|
|
print $frame->as_string() . "\n"; |
124
|
|
|
|
|
|
|
|
125
|
|
|
|
|
|
|
# allow Stomp clients to connect by playing along. |
126
|
|
|
|
|
|
|
if ( $frame->command eq 'CONNECT' ) |
127
|
|
|
|
|
|
|
{ |
128
|
|
|
|
|
|
|
my $response = Net::Stomp::Frame->new({ |
129
|
|
|
|
|
|
|
command => 'CONNECTED' |
130
|
|
|
|
|
|
|
}); |
131
|
|
|
|
|
|
|
$heap->{client}->put( $response->as_string . "\n" ); |
132
|
|
|
|
|
|
|
} |
133
|
|
|
|
|
|
|
} |
134
|
|
|
|
|
|
|
|
135
|
|
|
|
|
|
|
sub client_disconnected |
136
|
|
|
|
|
|
|
{ |
137
|
|
|
|
|
|
|
my ($kernel, $heap) = @_[ KERNEL, HEAP ]; |
138
|
|
|
|
|
|
|
|
139
|
|
|
|
|
|
|
print "Client disconnected\n"; |
140
|
|
|
|
|
|
|
} |
141
|
|
|
|
|
|
|
|
142
|
|
|
|
|
|
|
sub client_error |
143
|
|
|
|
|
|
|
{ |
144
|
|
|
|
|
|
|
my ($kernel, $name, $number, $message) = @_[ KERNEL, ARG0, ARG1, ARG2 ]; |
145
|
|
|
|
|
|
|
|
146
|
|
|
|
|
|
|
print "ERROR: $name $number $message\n"; |
147
|
|
|
|
|
|
|
} |
148
|
|
|
|
|
|
|
|
149
|
|
|
|
|
|
|
=head1 DESCRIPTION |
150
|
|
|
|
|
|
|
|
151
|
|
|
|
|
|
|
A thin layer over L<POE::Component::Server::TCP> that parses out L<Net::Stomp::Frame>s. The |
152
|
|
|
|
|
|
|
synopsis basically covers everything you are capable to do. |
153
|
|
|
|
|
|
|
|
154
|
|
|
|
|
|
|
For information on the STOMP protocol: |
155
|
|
|
|
|
|
|
|
156
|
|
|
|
|
|
|
L<http://stomp.codehaus.org/Protocol> |
157
|
|
|
|
|
|
|
|
158
|
|
|
|
|
|
|
For a full-fledged message queue that uses this module: |
159
|
|
|
|
|
|
|
|
160
|
|
|
|
|
|
|
L<POE::Component::MessageQueue> |
161
|
|
|
|
|
|
|
|
162
|
|
|
|
|
|
|
=head1 SEE ALSO |
163
|
|
|
|
|
|
|
|
164
|
|
|
|
|
|
|
L<POE::Component::Server::TCP>, |
165
|
|
|
|
|
|
|
L<POE::Filter::Stomp>, |
166
|
|
|
|
|
|
|
L<Net::Stomp> |
167
|
|
|
|
|
|
|
|
168
|
|
|
|
|
|
|
=head1 BUGS |
169
|
|
|
|
|
|
|
|
170
|
|
|
|
|
|
|
Probably. |
171
|
|
|
|
|
|
|
|
172
|
|
|
|
|
|
|
=head1 AUTHORS |
173
|
|
|
|
|
|
|
|
174
|
|
|
|
|
|
|
Copyright 2007-2010 David Snopek. |
175
|
|
|
|
|
|
|
|
176
|
|
|
|
|
|
|
=cut |
177
|
|
|
|
|
|
|
|