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 1.62 by root, Thu Mar 22 00:48:29 2012 UTC vs.
Revision 1.69 by root, Sun Aug 28 14:49:44 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 AE ();
20use AnyEvent::Util (); 19use AnyEvent ();
21use AnyEvent::Socket (); 20use AnyEvent::Socket ();
22 21
23use AnyEvent::MP::Transport (); 22use AnyEvent::MP::Transport ();
24 23
25sub new { 24sub new {
26 my ($self, $id) = @_; 25 my ($self, $id) = @_;
27 26
28 $self = bless { id => $id }, $self; 27 $self = bless { id => $id }, $self;
29 28
29 # register
30 $AnyEvent::MP::Kernel::NODE{$id} = $self;
31
30 $self->init; 32 $self->init;
31 $self->transport_reset; 33 $self->transport_reset;
32 34
33 $self 35 $self
34} 36}
35 37
38sub DESTROY {
39 # unregister
40 delete $AnyEvent::MP::Kernel::NODE{$_[0]{id}};
41}
42
36sub init { 43sub init {
37 # 44 #
38} 45}
39 46
40sub send { 47sub send {
41 &{ shift->{send} } 48 &{ shift->{send} }
42} 49}
43 50
44# nodes reachable via the network 51# nodes reachable via the network
45package AnyEvent::MP::Node::Remote; 52package AnyEvent::MP::Node::Remote; # a remote node
46 53
47use base "AnyEvent::MP::Node"; 54use base "AnyEvent::MP::Node";
48 55
49# called at init time, mostly sets {send} 56# called at init time, mostly sets {send}
50sub transport_reset { 57sub transport_reset {
… …
78 } 85 }
79 86
80 AnyEvent::MP::Kernel::_inject_nodeevent ($self, 0, @reason) 87 AnyEvent::MP::Kernel::_inject_nodeevent ($self, 0, @reason)
81 unless $no_transport; 88 unless $no_transport;
82 89
83 # if we are here and are idle, we nuke ourselves 90 # we weaken the node reference, so it can go away if unused
84 delete $AnyEvent::MP::Kernel::NODE{$self->{id}} 91 Scalar::Util::weaken $AnyEvent::MP::Kernel::NODE{$self->{id}}
85 unless $self->{transport} || $self->{connect_to}; 92 unless $self->{connect_to};
93
94 AE::log 9 => "@reason";
86} 95}
87 96
88# called after handshake was successful 97# called after handshake was successful
89sub transport_connect { 98sub transport_connect {
90 my ($self, $transport) = @_; 99 my ($self, $transport) = @_;
… …
113 my ($self) = @_; 122 my ($self) = @_;
114 123
115 return if $self->{transport}; 124 return if $self->{transport};
116 return if $self->{connect_w}; 125 return if $self->{connect_w};
117 126
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
118 Scalar::Util::weaken $self; 131 Scalar::Util::weaken $self;
119 132
120 $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 {
121 $self->transport_error (transport_error => $self->{id}, "unable to connect"); 134 $self->transport_error (transport_error => $self->{id}, "connect timeout");
122 }; 135 };
123 136
124 # maybe @$addresses? 137 # maybe @$addresses?
125 my $addresses = $AnyEvent::MP::Kernel::GLOBAL_DB{"'l"}{$self->{id}}; 138 my $addresses = $AnyEvent::MP::Kernel::GLOBAL_DB{"'l"}{$self->{id}};
126 139
127 if ($addresses) { 140 if ($addresses) {
128 $self->connect_to ($addresses); 141 $self->connect_to ($addresses);
129 } else { 142 } else {
130 # 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
131 unless ($AnyEvent::MP::Kernel::GLOBAL) { 144 if ($AnyEvent::MP::Kernel::GLOBAL) {
145 $self->transport_error (transport_error => $self->{id}, "no known address");
146 } else {
132 AnyEvent::MP::Kernel::g_find ($self->{id}); 147 AnyEvent::MP::Kernel::g_find ($self->{id});
133 } 148 }
134 } 149 }
135} 150}
136 151
… …
138 my ($self, $addresses) = @_; 153 my ($self, $addresses) = @_;
139 154
140 return if $self->{transport}; 155 return if $self->{transport};
141 return if $self->{connect_w}; 156 return if $self->{connect_w};
142 157
143 return unless @$addresses; 158 unless (@$addresses) {
159 $self->transport_error (transport_error => $self->{id}, "no known address");
160 return;
161 }
144 162
145 AE::log 9 => "connecting to $self->{id} with [@$addresses]"; 163 AE::log 9 => "connecting to $self->{id} with [@$addresses]";
146 164
147 my $monitor = $AnyEvent::MP::Kernel::CONFIG->{monitor_timeout}; 165 my $monitor = $AnyEvent::MP::Kernel::CONFIG->{monitor_timeout};
148 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval}; 166 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval};
… …
153 $interval = 0.4 if $interval < 0.4; 171 $interval = 0.4 if $interval < 0.4;
154 172
155 my @endpoints = reverse @$addresses; 173 my @endpoints = reverse @$addresses;
156 174
157 $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 {
158 my $endpoint = pop @endpoints; 176 my $endpoint = pop @endpoints
177 or return;
159 178
160 AE::log 9 => "connecting to $self->{id} at $endpoint"; 179 AE::log 9 => "connecting to $self->{id} at $endpoint";
161 180
162 $self->{trial}{$endpoint} ||= do { 181 $self->{trial}{$endpoint} ||= do {
163 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint 182 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint
… …
171} 190}
172 191
173sub kill { 192sub kill {
174 my ($self, $port, @reason) = @_; 193 my ($self, $port, @reason) = @_;
175 194
176 $self->{send} (["", kil => $port, @reason]); 195 $self->{send} (["", kil1 => $port, @reason]);
177} 196}
178 197
179sub monitor { 198sub monitor {
180 my ($self, $portid, $cb) = @_; 199 my ($self, $portid, $cb) = @_;
181 200
… …
199 $self->send (["", mon0 => $portid]); 218 $self->send (["", mon0 => $portid]);
200 delete $self->{monitor}{$portid}; 219 delete $self->{monitor}{$portid};
201 } 220 }
202} 221}
203 222
204package AnyEvent::MP::Node::Self; 223package AnyEvent::MP::Node::Self; # the local node
205 224
206use base "AnyEvent::MP::Node"; 225use base "AnyEvent::MP::Node";
207 226
208sub connect { 227sub connect {
209 # we are trivially connected 228 # we are trivially connected

Diff Legend

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