ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/AnyEvent-MP/MP/Node.pm
(Generate patch)

Comparing AnyEvent-MP/MP/Node.pm (file contents):
Revision 1.2 by root, Sat Aug 1 07:11:45 2009 UTC vs.
Revision 1.17 by root, Mon Aug 10 01:37:19 2009 UTC

… …
13package AnyEvent::MP::Node; 13package AnyEvent::MP::Node;
14 14
15use common::sense; 15use common::sense;
16 16
17use AE (); 17use AE ();
18use AnyEvent::Util ();
18use AnyEvent::Socket (); 19use AnyEvent::Socket ();
19 20
20use AnyEvent::MP::Transport (); 21use AnyEvent::MP::Transport ();
21
22use base Exporter::;
23
24our $VERSION = '0.0';
25 22
26sub new { 23sub new {
27 my ($class, $noderef) = @_; 24 my ($class, $noderef) = @_;
28 25
29 bless { noderef => $noderef }, $class 26 bless { noderef => $noderef }, $class
… …
33 30
34use base "AnyEvent::MP::Node"; 31use base "AnyEvent::MP::Node";
35 32
36sub send { 33sub send {
37 my ($self, $msg) = @_; 34 my ($self, $msg) = @_;
38
39 warn "send $self $self->{noderef}\n";#d#
40 35
41 if ($self->{transport}) { 36 if ($self->{transport}) {
42 $self->{transport}->send ($msg); 37 $self->{transport}->send ($msg);
43 } elsif ($self->{queue}) { 38 } elsif ($self->{queue}) {
44 push @{ $self->{queue} }, $msg; 39 push @{ $self->{queue} }, $msg;
… …
46 $self->{queue} = [$msg]; 41 $self->{queue} = [$msg];
47 $self->connect; 42 $self->connect;
48 } 43 }
49} 44}
50 45
46sub kill {
47 my ($self, $port, @reason) = @_;
48
49 $self->send (["", kil => $port, @reason]);
50}
51
52sub monitor {
53 my ($self, $portid, $cb) = @_;
54
55 my $list = $self->{lmon}{$portid} ||= [];
56
57 $self->send (["", mon1 => $portid])
58 unless @$list;
59
60 push @$list, $cb;
61}
62
63sub unmonitor {
64 my ($self, $portid, $cb) = @_;
65
66 my $list = $self->{lmon}{$portid}
67 or return;
68
69 @$list = grep $_ != $cb, @$list;
70
71 unless (@$list) {
72 $self->send (["", mon0 => $portid]);
73 delete $self->{monitor}{$portid};
74 }
75}
76
51sub set_transport { 77sub set_transport {
52 my ($self, $transport) = @_; 78 my ($self, $transport) = @_;
53 79
80 $self->clr_transport
81 if $self->{transport};
82
54 delete $self->{trial}; 83 delete $self->{trial};
84 delete $self->{retry};
55 delete $self->{next_connect}; 85 delete $self->{next_connect};
56 86
57 use Data::Dumper; warn "set_transport $self->{noderef} $self $AnyEvent::MP::NODE{'10.0.0.1:4040'}\n";#d#
58
59 if (
60 exists $self->{remote_uniq}
61 && $self->{remote_uniq} ne $transport->{remote_uniq}
62 ) {
63 # uniq changed, drop queue
64 delete $self->{queue};
65 #TODO: "DOWN"
66 }
67
68 $self->{remote_uniq} = $transport->{remote_uniq};
69 $self->{transport} = $transport; 87 $self->{transport} = $transport;
70 88
71 $transport->send ($_) 89 $transport->send ($_)
72 for @{ delete $self->{queue} || [] }; 90 for @{ delete $self->{queue} || [] };
73} 91}
74 92
93sub fail {
94 my ($self, @reason) = @_;
95
96 delete $self->{queue};
97
98 if (my $mon = delete $self->{lmon}) {
99 $_->(@reason) for map @$_, values %$mon;
100 }
101}
102
75sub clr_transport { 103sub clr_transport {
76 my ($self) = @_; 104 my ($self, @reason) = @_;
77 105
78 delete $self->{transport}; 106 delete $self->{transport};
79 warn "clr_transport\n"; 107 $self->connect;
80} 108}
81 109
82sub connect { 110sub connect {
83 my ($self) = @_; 111 my ($self) = @_;
84 112
85 Scalar::Util::weaken $self; 113 Scalar::Util::weaken $self;
86 114
87 unless (exists $self->{n_noderef}) {
88 (AnyEvent::MP::normalise_noderef ($self->{noderef}))->cb (sub {
89 $self or return;
90 my $noderef = shift->recv;
91
92 $self->{n_noderef} = $noderef;
93
94 $AnyEvent::MP::NODE{$_} = $self
95 for split /,/, $noderef;
96
97 $self->connect;
98 });
99 return;
100 }
101
102 $self->{retry} ||= [split /,/, $self->{n_noderef}]; 115 $self->{retry} ||= [split /,/, $self->{noderef}];
103 116
104 my $endpoint = shift @{ $self->{retry} }; 117 my $endpoint = shift @{ $self->{retry} };
105 118
106 if (defined $endpoint) { 119 if (defined $endpoint) {
107 $self->{trial}{$endpoint} ||= do { 120 $self->{trial}{$endpoint} ||= do {
108 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint 121 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint
109 or return; 122 or return $AnyEvent::MP::Base::WARN->("$self->{noderef}: not a resolved node reference.");
110 123
111 my ($w, $g); 124 my ($w, $g);
112 125
113 $w = AE::timer $AnyEvent::MP::CONNECT_TIMEOUT, 0, sub { 126 $w = AE::timer $AnyEvent::MP::Base::CONNECT_TIMEOUT, 0, sub {
114 delete $self->{trial}{$endpoint}; 127 delete $self->{trial}{$endpoint};
115 }; 128 };
116 $g = AnyEvent::MP::Transport::mp_connect 129 $g = AnyEvent::MP::Transport::mp_connect
117 $host, $port, 130 $host, $port,
118 sub { 131 sub {
… …
123 ; 136 ;
124 137
125 [$w, \$g] 138 [$w, \$g]
126 }; 139 };
127 } else { 140 } else {
141 $self->fail (transport_error => $self->{noderef}, "unable to connect");
142 }
143
144 $self->{next_connect} = AE::timer $AnyEvent::MP::Base::CONNECT_INTERVAL, 0, sub {
128 delete $self->{retry}; 145 delete $self->{retry};
129 }
130
131 $self->{next_connect} = AE::timer $AnyEvent::MP::CONNECT_INTERVAL, 0, sub {
132 $self->connect; 146 $self->connect;
133 }; 147 };
134} 148}
135 149
150package AnyEvent::MP::Node::Slave;
151
152use base "AnyEvent::MP::Node::Direct";
153
154sub connect {
155 my ($self) = @_;
156
157 $self->fail (transport_error => $self->{noderef}, "unable to connect to slave node");
158}
159
136package AnyEvent::MP::Node::Self; 160package AnyEvent::MP::Node::Self;
137 161
138use base "AnyEvent::MP::Node"; 162use base "AnyEvent::MP::Node";
139 163
140sub set_transport { 164sub set_transport {
141 die "FATAL error, set_transport was called"; 165 Carp::confess "FATAL error, set_transport was called on local node";
142} 166}
143 167
144sub send { 168sub send {
169 local $AnyEvent::MP::Base::SRCNODE = $_[0];
145 AnyEvent::MP::_inject ($_[1]); 170 AnyEvent::MP::Base::_inject (@{ $_[1] });
171}
172
173sub kill {
174 my ($self, $port, @reason) = @_;
175
176 delete $AnyEvent::MP::Base::PORT{$port};
177 delete $AnyEvent::MP::Base::PORT_DATA{$port};
178
179 my $mon = delete $AnyEvent::MP::Base::LMON{$port}
180 or !@reason
181 or $AnyEvent::MP::Base::WARN->("unmonitored local port $port died with reason: @reason");
182
183 $_->(@reason) for values %$mon;
184}
185
186sub monitor {
187 my ($self, $portid, $cb) = @_;
188
189 return $cb->(no_such_port => "cannot monitor nonexistent port")
190 unless exists $AnyEvent::MP::Base::PORT{$portid};
191
192 $AnyEvent::MP::Base::LMON{$portid}{$cb+0} = $cb;
193}
194
195sub unmonitor {
196 my ($self, $portid, $cb) = @_;
197
198 delete $AnyEvent::MP::Base::LMON{$portid}{$cb+0};
146} 199}
147 200
148=head1 SEE ALSO 201=head1 SEE ALSO
149 202
150L<AnyEvent>. 203L<AnyEvent::MP>.
151 204
152=head1 AUTHOR 205=head1 AUTHOR
153 206
154 Marc Lehmann <schmorp@schmorp.de> 207 Marc Lehmann <schmorp@schmorp.de>
155 http://home.schmorp.de/ 208 http://home.schmorp.de/

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines