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Comparing AnyEvent-MP/MP/Node.pm (file contents):
Revision 1.63 by root, Fri Mar 23 03:24:41 2012 UTC vs.
Revision 1.68 by root, Sun Aug 28 09:39:23 2016 UTC

… …
10 10
11This is an internal utility module, horrible to look at, so don't. 11This is an internal utility module, horrible to look at, so don't.
12 12
13=cut 13=cut
14 14
15package AnyEvent::MP::Node; 15package AnyEvent::MP::Node; # base class for nodes
16 16
17use common::sense; 17use common::sense;
18 18
19use AnyEvent (); 19use AnyEvent ();
20use AnyEvent::Socket (); 20use AnyEvent::Socket ();
… …
24sub new { 24sub new {
25 my ($self, $id) = @_; 25 my ($self, $id) = @_;
26 26
27 $self = bless { id => $id }, $self; 27 $self = bless { id => $id }, $self;
28 28
29 # register
30 $AnyEvent::MP::Kernel::NODE{$id} = $self;
31
29 $self->init; 32 $self->init;
30 $self->transport_reset; 33 $self->transport_reset;
31 34
32 $self 35 $self
33} 36}
34 37
38sub DESTROY {
39 # unregister
40 delete $AnyEvent::MP::Kernel::NODE{$_[0]{id}};
41}
42
35sub init { 43sub init {
36 # 44 #
37} 45}
38 46
39sub send { 47sub send {
40 &{ shift->{send} } 48 &{ shift->{send} }
41} 49}
42 50
43# nodes reachable via the network 51# nodes reachable via the network
44package AnyEvent::MP::Node::Remote; 52package AnyEvent::MP::Node::Remote; # a remote node
45 53
46use base "AnyEvent::MP::Node"; 54use base "AnyEvent::MP::Node";
47 55
48# called at init time, mostly sets {send} 56# called at init time, mostly sets {send}
49sub transport_reset { 57sub transport_reset {
… …
77 } 85 }
78 86
79 AnyEvent::MP::Kernel::_inject_nodeevent ($self, 0, @reason) 87 AnyEvent::MP::Kernel::_inject_nodeevent ($self, 0, @reason)
80 unless $no_transport; 88 unless $no_transport;
81 89
82 # if we are here and are idle, we nuke ourselves 90 # we weaken the node reference, so it can go away if unused
83 delete $AnyEvent::MP::Kernel::NODE{$self->{id}} 91 Scalar::Util::weaken $AnyEvent::MP::Kernel::NODE{$self->{id}}
84 unless $self->{transport} || $self->{connect_to}; 92 unless $self->{connect_to};
93
94 AE::log 9 => "@reason";
85} 95}
86 96
87# called after handshake was successful 97# called after handshake was successful
88sub transport_connect { 98sub transport_connect {
89 my ($self, $transport) = @_; 99 my ($self, $transport) = @_;
… …
112 my ($self) = @_; 122 my ($self) = @_;
113 123
114 return if $self->{transport}; 124 return if $self->{transport};
115 return if $self->{connect_w}; 125 return if $self->{connect_w};
116 126
127 # we unweaken the node reference, in case it was weakened before
128 $AnyEvent::MP::Kernel::NODE{$self->{id}}
129 = $AnyEvent::MP::Kernel::NODE{$self->{id}};
130
117 Scalar::Util::weaken $self; 131 Scalar::Util::weaken $self;
118 132
119 $self->{connect_to} ||= AE::timer $AnyEvent::MP::Kernel::CONFIG->{connect_interval}, 0, sub { 133 $self->{connect_to} ||= AE::timer $AnyEvent::MP::Kernel::CONFIG->{connect_interval}, 0, sub {
120 $self->transport_error (transport_error => $self->{id}, "unable to connect"); 134 $self->transport_error (transport_error => $self->{id}, "connect timeout");
121 }; 135 };
122 136
123 # maybe @$addresses? 137 # maybe @$addresses?
124 my $addresses = $AnyEvent::MP::Kernel::GLOBAL_DB{"'l"}{$self->{id}}; 138 my $addresses = $AnyEvent::MP::Kernel::GLOBAL_DB{"'l"}{$self->{id}};
125 139
126 if ($addresses) { 140 if ($addresses) {
127 $self->connect_to ($addresses); 141 $self->connect_to ($addresses);
128 } else { 142 } else {
129 # on global nodes, all bets are off now - we either know the node, or we don't 143 # on global nodes, all bets are off now - we either know the node, or we don't
130 unless ($AnyEvent::MP::Kernel::GLOBAL) { 144 if ($AnyEvent::MP::Kernel::GLOBAL) {
145 $self->transport_error (transport_error => $self->{id}, "no known address");
146 } else {
131 AnyEvent::MP::Kernel::g_find ($self->{id}); 147 AnyEvent::MP::Kernel::g_find ($self->{id});
132 } 148 }
133 } 149 }
134} 150}
135 151
… …
137 my ($self, $addresses) = @_; 153 my ($self, $addresses) = @_;
138 154
139 return if $self->{transport}; 155 return if $self->{transport};
140 return if $self->{connect_w}; 156 return if $self->{connect_w};
141 157
142 return unless @$addresses; 158 unless (@$addresses) {
159 $self->transport_error (transport_error => $self->{id}, "no known address");
160 return;
161 }
143 162
144 AE::log 9 => "connecting to $self->{id} with [@$addresses]"; 163 AE::log 9 => "connecting to $self->{id} with [@$addresses]";
145 164
146 my $monitor = $AnyEvent::MP::Kernel::CONFIG->{monitor_timeout}; 165 my $monitor = $AnyEvent::MP::Kernel::CONFIG->{monitor_timeout};
147 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval}; 166 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval};
… …
152 $interval = 0.4 if $interval < 0.4; 171 $interval = 0.4 if $interval < 0.4;
153 172
154 my @endpoints = reverse @$addresses; 173 my @endpoints = reverse @$addresses;
155 174
156 $self->{connect_w} = AE::timer 0, $interval * (0.9 + 0.1 * rand), sub { 175 $self->{connect_w} = AE::timer 0, $interval * (0.9 + 0.1 * rand), sub {
157 my $endpoint = pop @endpoints; 176 my $endpoint = pop @endpoints
177 or return $self->transport_error (transport_error => $self->{id}, "unable to connect to any address");
158 178
159 AE::log 9 => "connecting to $self->{id} at $endpoint"; 179 AE::log 9 => "connecting to $self->{id} at $endpoint";
160 180
161 $self->{trial}{$endpoint} ||= do { 181 $self->{trial}{$endpoint} ||= do {
162 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint 182 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint
… …
170} 190}
171 191
172sub kill { 192sub kill {
173 my ($self, $port, @reason) = @_; 193 my ($self, $port, @reason) = @_;
174 194
175 $self->{send} (["", kil => $port, @reason]); 195 $self->{send} (["", kil1 => $port, @reason]);
176} 196}
177 197
178sub monitor { 198sub monitor {
179 my ($self, $portid, $cb) = @_; 199 my ($self, $portid, $cb) = @_;
180 200
… …
198 $self->send (["", mon0 => $portid]); 218 $self->send (["", mon0 => $portid]);
199 delete $self->{monitor}{$portid}; 219 delete $self->{monitor}{$portid};
200 } 220 }
201} 221}
202 222
203package AnyEvent::MP::Node::Self; 223package AnyEvent::MP::Node::Self; # the local node
204 224
205use base "AnyEvent::MP::Node"; 225use base "AnyEvent::MP::Node";
206 226
207sub connect { 227sub connect {
208 # we are trivially connected 228 # we are trivially connected

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