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 1.57 by root, Thu Mar 1 18:31:42 2012 UTC vs.
Revision 1.61 by root, Wed Mar 21 23:48:39 2012 UTC

… …
33 $self 33 $self
34} 34}
35 35
36sub init { 36sub init {
37 # 37 #
38}
39
40#d# only needed for bad global code at the moment
41sub transport_error {
42} 38}
43 39
44sub send { 40sub send {
45 &{ shift->{send} } 41 &{ shift->{send} }
46} 42}
… …
96 delete $self->{trial}; 92 delete $self->{trial};
97 93
98 $self->transport_error (transport_error => $self->{id}, "switched connections") 94 $self->transport_error (transport_error => $self->{id}, "switched connections")
99 if $self->{transport}; 95 if $self->{transport};
100 96
101 delete $self->{connect_addr};
102 delete $self->{connect_w}; 97 delete $self->{connect_w};
103 delete $self->{connect_to}; 98 delete $self->{connect_to};
104 99
105 $self->{transport} = $transport; 100 $self->{transport} = $transport;
106 101
… …
110 105
111 $self->{send} = $transport_send; 106 $self->{send} = $transport_send;
112 107
113 $transport_send->($_) 108 $transport_send->($_)
114 for @{ delete $self->{queue} || [] }; 109 for @{ delete $self->{queue} || [] };
110}
111
112sub connect {
113 my ($self) = @_;
114
115 return if $self->{transport};
116 return if $self->{connect_w};
117
118 Scalar::Util::weaken $self;
119
120 $self->{connect_to} ||= AE::timer $AnyEvent::MP::Kernel::CONFIG->{connect_interval}, 0, sub {
121 $self->transport_error (transport_error => $self->{id}, "unable to connect");
122 };
123
124 # maybe @$addresses?
125 my $addresses = $AnyEvent::MP::Kernel::GLOBAL_DB{"'l"}{$self->{id}};
126
127 if ($addresses) {
128 $self->connect_to ($addresses);
129 } else {
130 # on global nodes, all bets are off now - we either know the node, or we don't
131 unless ($AnyEvent::MP::Kernel::GLOBAL) {
132 AnyEvent::MP::Kernel::g_find ($self->{id});
133 }
134 }
135}
136
137sub connect_to {
138 my ($self, $addresses) = @_;
139
140 return if $self->{transport};
141 return if $self->{connect_w};
142
143 return unless @$addresses;
144
145 $AnyEvent::MP::Kernel::WARN->(9, "connecting to $self->{id} with [@$addresses]");
146
147 my $monitor = $AnyEvent::MP::Kernel::CONFIG->{monitor_timeout};
148 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval};
149
150 $interval = ($monitor - $interval) / @$addresses
151 if ($monitor - $interval) / @$addresses < $interval;
152
153 $interval = 0.4 if $interval < 0.4;
154
155 my @endpoints = reverse @$addresses;
156
157 $self->{connect_w} = AE::timer 0, $interval * (0.9 + 0.1 * rand), sub {
158 my $endpoint = pop @endpoints;
159
160 $AnyEvent::MP::Kernel::WARN->(9, "connecting to $self->{id} at $endpoint");
161
162 $self->{trial}{$endpoint} ||= do {
163 my ($host, $port) = AnyEvent::Socket::parse_hostport $endpoint
164 or return $AnyEvent::MP::Kernel::WARN->(1, "$self->{id}: not a resolved node reference.");
165
166 AnyEvent::MP::Transport::mp_connect
167 $host, $port,
168 sub { delete $self->{trial}{$endpoint} },
169 };
170 };
115} 171}
116 172
117sub connect { 173sub connect {
118 my ($self) = @_; 174 my ($self) = @_;
119 175
… …
137 AnyEvent::MP::Kernel::g_find ($self->{id}); 193 AnyEvent::MP::Kernel::g_find ($self->{id});
138 } 194 }
139 return; 195 return;
140 } 196 }
141 197
142 $self->{connect_addr} = \@addresses; # a bit weird, but efficient
143
144 $AnyEvent::MP::Kernel::WARN->(9, "connecting to $self->{id} with [@addresses]"); 198 $AnyEvent::MP::Kernel::WARN->(9, "connecting to $self->{id} with [@addresses]");
145 199
146 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval}; 200 my $interval = $AnyEvent::MP::Kernel::CONFIG->{connect_interval};
147 201
148 $interval = ($monitor - $interval) / @addresses 202 $interval = ($monitor - $interval) / @addresses
… …
213# delay every so often to avoid recursion, also used to delay after spawn 267# delay every so often to avoid recursion, also used to delay after spawn
214our $DELAY = -50; 268our $DELAY = -50;
215our @DELAY; 269our @DELAY;
216our $DELAY_W; 270our $DELAY_W;
217 271
218sub _send_delayed { 272our $send_delayed = sub {
219 local $AnyEvent::MP::Kernel::SRCNODE = $AnyEvent::MP::Kernel::NODE{""}; 273 $AnyEvent::MP::Kernel::SRCNODE = $AnyEvent::MP::Kernel::NODE;
220 (shift @DELAY)->() 274 (shift @DELAY)->()
221 while @DELAY; 275 while @DELAY;
222 undef $DELAY_W; 276 undef $DELAY_W;
223 $DELAY = -50; 277 $DELAY = -50;
224} 278};
225 279
226sub transport_reset { 280sub transport_reset {
227 my ($self) = @_; 281 my ($self) = @_;
228 282
229 Scalar::Util::weaken $self; 283 Scalar::Util::weaken $self;
230 284
231 $self->{send} = sub { 285 $self->{send} = sub {
232 if ($DELAY++ >= 0) { 286 if (++$DELAY > 0) {
233 my $msg = $_[0]; 287 my $msg = $_[0];
234 push @DELAY, sub { AnyEvent::MP::Kernel::_inject (@$msg) }; 288 push @DELAY, sub { AnyEvent::MP::Kernel::_inject (@$msg) };
235 $DELAY_W ||= AE::timer 0, 0, \&_send_delayed; 289 $DELAY_W ||= AE::timer 0, 0, $send_delayed;
236 return; 290 return;
237 } 291 }
238 292
239 local $AnyEvent::MP::Kernel::SRCNODE = $self; 293 local $AnyEvent::MP::Kernel::SRCNODE = $AnyEvent::MP::Kernel::NODE;
240 AnyEvent::MP::Kernel::_inject (@{ $_[0] }); 294 AnyEvent::MP::Kernel::_inject (@{ $_[0] });
241 }; 295 };
242} 296}
243 297
244sub transport_connect { 298sub transport_connect {
… …
252 306
253 # we _always_ delay kil's, to avoid calling mon callbacks 307 # we _always_ delay kil's, to avoid calling mon callbacks
254 # from anything but the event loop context. 308 # from anything but the event loop context.
255 $DELAY = 1; 309 $DELAY = 1;
256 push @DELAY, sub { AnyEvent::MP::Kernel::_kill (@args) }; 310 push @DELAY, sub { AnyEvent::MP::Kernel::_kill (@args) };
257 $DELAY_W ||= AE::timer 0, 0, \&_send_delayed; 311 $DELAY_W ||= AE::timer 0, 0, $send_delayed;
258} 312}
259 313
260sub monitor { 314sub monitor {
261 # maybe always delay, too? 315 # maybe always delay, too?
262 if ($DELAY_W) { 316 if ($DELAY_W) {

Diff Legend

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