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# This is a proxy object for a socket. Its most important feature is |
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# that it passes the socket back to POE::Component::Client::Keepalive |
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# when it's destroyed. |
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5
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package POE::Component::Connection::Keepalive; |
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$POE::Component::Connection::Keepalive::VERSION = '0.272'; |
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15
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15
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88
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use warnings; |
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15
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29
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15
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715
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8
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15
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75
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use strict; |
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37
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15
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902
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9
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10
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15
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15
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81
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use Carp qw(croak); |
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23
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15
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1231
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11
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15
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15
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16826
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use POE::Wheel::ReadWrite; |
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194195
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15
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610
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12
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13
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15
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15
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183
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use constant DEBUG => 0; |
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15
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32
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15
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1328
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14
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15
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15
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15
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81
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use constant CK_SOCKET => 0; # The socket we're hiding. |
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92
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15
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726
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16
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15
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15
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84
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use constant CK_MANAGER => 1; # The connection manager that owns the socket. |
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15
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34
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15
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803
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17
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15
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15
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76
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use constant CK_WHEEL => 2; # The wheel we're hiding. |
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15
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29
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15
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12193
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18
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19
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# Assimilate a socket on construction, and the keep-alive connection |
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# so that free() may be called at destruction time. |
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22
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sub new { |
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34
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34
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1
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419
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my ($class, %args) = @_; |
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25
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34
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207
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my $self = bless [ |
26
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$args{socket}, # CK_SOCKET |
27
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$args{manager}, # CK_MANAGER |
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undef, # CK_WHEEL |
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], $class; |
30
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31
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34
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137
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return $self; |
32
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} |
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34
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# Free the socket on destruction. |
35
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36
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sub DESTROY { |
37
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34
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34
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1061677
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my $self = shift; |
38
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34
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144
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$self->[CK_WHEEL] = undef; |
39
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34
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50
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1601
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$self->[CK_MANAGER] and $self->[CK_MANAGER]->free($self->[CK_SOCKET]); |
40
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} |
41
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42
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# Start a Read/Write wheel on the hidden socket. |
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44
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sub start { |
45
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6
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6
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1
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11131
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my $self = shift; |
46
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6
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100
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378
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croak "Must call start() with an even number of parameters" if @_ % 2; |
47
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5
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25
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my %args = @_; |
48
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49
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# Override the read/write handle with our own. |
50
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5
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30
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$args{Handle} = $self->[CK_SOCKET]; |
51
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52
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5
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37
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$self->[CK_WHEEL] = POE::Wheel::ReadWrite->new(%args); |
53
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} |
54
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55
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# Wheel accessor, for modifying the wheel directly. |
56
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57
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sub wheel { |
58
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10
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10
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1
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10816
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my $self = shift; |
59
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10
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84
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return $self->[CK_WHEEL]; |
60
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} |
61
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62
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63
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# For getting rid of the connection prematurely |
64
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65
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sub close { |
66
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1
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1
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1
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338
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my $self = shift; |
67
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68
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1
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2
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DEBUG and warn "closing $self ($self->[CK_WHEEL]) ($self->[CK_SOCKET])"; |
69
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1
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50
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3
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if (defined $self->wheel) { |
70
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1
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3
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$self->wheel->shutdown_input(); |
71
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1
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101
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$self->wheel->shutdown_output(); |
72
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1
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143
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$self->[CK_WHEEL] = undef; |
73
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} |
74
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75
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DEBUG and warn "about to close potentially tied socket/ tied = ", ( |
76
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1
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11
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tied(*{$self->[CK_SOCKET]}) || 'no' |
77
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); |
78
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1
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164
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close $self->[CK_SOCKET]; |
79
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80
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1
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3
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my $is_tied = defined tied(*{$self->[CK_SOCKET]}); |
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1
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3
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81
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# this is necessary so defined fileno() does the right thing |
82
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# on SSLified sockets |
83
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1
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50
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16
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if ($is_tied) { |
84
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0
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0
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DEBUG and warn "about to untie"; |
85
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0
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0
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untie(*{$self->[CK_SOCKET]}); |
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0
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0
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86
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} |
87
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88
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1
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3
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if (DEBUG) { |
89
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if (defined(fileno($self->[CK_SOCKET]))) { |
90
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warn "*** BUG: fileno still defined: " . fileno($self->[CK_SOCKET]); |
91
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} |
92
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} |
93
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} |
94
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95
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1; |
96
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97
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__END__ |