… | |
… | |
8 | use Storable; |
8 | use Storable; |
9 | use Opcode; |
9 | use Opcode; |
10 | use Safe; |
10 | use Safe; |
11 | use Safe::Hole; |
11 | use Safe::Hole; |
12 | |
12 | |
13 | use Coro; |
13 | use Coro 3.3; |
14 | use Coro::Event; |
14 | use Coro::Event; |
15 | use Coro::Timer; |
15 | use Coro::Timer; |
16 | use Coro::Signal; |
16 | use Coro::Signal; |
17 | use Coro::Semaphore; |
17 | use Coro::Semaphore; |
18 | |
|
|
19 | use IO::AIO; |
18 | use Coro::AIO; |
|
|
19 | |
|
|
20 | use Digest::MD5; |
|
|
21 | use Fcntl; |
|
|
22 | use IO::AIO 2.31 (); |
20 | use YAML::Syck (); |
23 | use YAML::Syck (); |
21 | use Time::HiRes; |
24 | use Time::HiRes; |
22 | |
25 | |
23 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
26 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
24 | |
27 | |
25 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
28 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
26 | $YAML::Syck::ImplicitUnicode = 1; |
29 | $YAML::Syck::ImplicitUnicode = 1; |
27 | |
30 | |
28 | $Coro::main->prio (Coro::PRIO_MIN); |
31 | $Coro::main->prio (2); # run main coroutine ("the server") with very high priority |
29 | |
32 | |
30 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
33 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
31 | |
34 | |
32 | our %COMMAND = (); |
35 | our %COMMAND = (); |
33 | our %COMMAND_TIME = (); |
36 | our %COMMAND_TIME = (); |
34 | our %EXTCMD = (); |
37 | our %EXTCMD = (); |
35 | |
38 | |
36 | _init_vars; |
|
|
37 | |
|
|
38 | our @EVENT; |
39 | our @EVENT; |
39 | our $LIBDIR = datadir . "/ext"; |
40 | our $LIBDIR = datadir . "/ext"; |
40 | |
41 | |
41 | our $TICK = MAX_TIME * 1e-6; |
42 | our $TICK = MAX_TIME * 1e-6; |
42 | our $TICK_WATCHER; |
43 | our $TICK_WATCHER; |
43 | our $NEXT_TICK; |
44 | our $NEXT_TICK; |
|
|
45 | our $NOW; |
44 | |
46 | |
45 | our %CFG; |
47 | our %CFG; |
46 | |
48 | |
47 | our $UPTIME; $UPTIME ||= time; |
49 | our $UPTIME; $UPTIME ||= time; |
|
|
50 | our $RUNTIME; |
|
|
51 | |
|
|
52 | our %MAP; # all maps |
|
|
53 | our $LINK_MAP; # the special {link} map |
|
|
54 | our $FREEZE; |
|
|
55 | our $RANDOM_MAPS = cf::localdir . "/random"; |
|
|
56 | our %EXT_CORO; |
|
|
57 | |
|
|
58 | binmode STDOUT; |
|
|
59 | binmode STDERR; |
|
|
60 | |
|
|
61 | # read virtual server time, if available |
|
|
62 | unless ($RUNTIME || !-e cf::localdir . "/runtime") { |
|
|
63 | open my $fh, "<", cf::localdir . "/runtime" |
|
|
64 | or die "unable to read runtime file: $!"; |
|
|
65 | $RUNTIME = <$fh> + 0.; |
|
|
66 | } |
|
|
67 | |
|
|
68 | mkdir cf::localdir; |
|
|
69 | mkdir cf::localdir . "/" . cf::playerdir; |
|
|
70 | mkdir cf::localdir . "/" . cf::tmpdir; |
|
|
71 | mkdir cf::localdir . "/" . cf::uniquedir; |
|
|
72 | mkdir $RANDOM_MAPS; |
|
|
73 | |
|
|
74 | # a special map that is always available |
|
|
75 | our $LINK_MAP; |
48 | |
76 | |
49 | ############################################################################# |
77 | ############################################################################# |
50 | |
78 | |
51 | =head2 GLOBAL VARIABLES |
79 | =head2 GLOBAL VARIABLES |
52 | |
80 | |
53 | =over 4 |
81 | =over 4 |
54 | |
82 | |
55 | =item $cf::UPTIME |
83 | =item $cf::UPTIME |
56 | |
84 | |
57 | The timestamp of the server start (so not actually an uptime). |
85 | The timestamp of the server start (so not actually an uptime). |
|
|
86 | |
|
|
87 | =item $cf::RUNTIME |
|
|
88 | |
|
|
89 | The time this server has run, starts at 0 and is increased by $cf::TICK on |
|
|
90 | every server tick. |
58 | |
91 | |
59 | =item $cf::LIBDIR |
92 | =item $cf::LIBDIR |
60 | |
93 | |
61 | The perl library directory, where extensions and cf-specific modules can |
94 | The perl library directory, where extensions and cf-specific modules can |
62 | be found. It will be added to C<@INC> automatically. |
95 | be found. It will be added to C<@INC> automatically. |
|
|
96 | |
|
|
97 | =item $cf::NOW |
|
|
98 | |
|
|
99 | The time of the last (current) server tick. |
63 | |
100 | |
64 | =item $cf::TICK |
101 | =item $cf::TICK |
65 | |
102 | |
66 | The interval between server ticks, in seconds. |
103 | The interval between server ticks, in seconds. |
67 | |
104 | |
… | |
… | |
75 | =cut |
112 | =cut |
76 | |
113 | |
77 | BEGIN { |
114 | BEGIN { |
78 | *CORE::GLOBAL::warn = sub { |
115 | *CORE::GLOBAL::warn = sub { |
79 | my $msg = join "", @_; |
116 | my $msg = join "", @_; |
|
|
117 | utf8::encode $msg; |
|
|
118 | |
80 | $msg .= "\n" |
119 | $msg .= "\n" |
81 | unless $msg =~ /\n$/; |
120 | unless $msg =~ /\n$/; |
82 | |
121 | |
83 | print STDERR "cfperl: $msg"; |
|
|
84 | LOG llevError, "cfperl: $msg"; |
122 | LOG llevError, "cfperl: $msg"; |
85 | }; |
123 | }; |
86 | } |
124 | } |
87 | |
125 | |
88 | @safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; |
126 | @safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; |
… | |
… | |
93 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
131 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
94 | |
132 | |
95 | # we bless all objects into (empty) derived classes to force a method lookup |
133 | # we bless all objects into (empty) derived classes to force a method lookup |
96 | # within the Safe compartment. |
134 | # within the Safe compartment. |
97 | for my $pkg (qw( |
135 | for my $pkg (qw( |
98 | cf::global |
136 | cf::global cf::attachable |
99 | cf::object cf::object::player |
137 | cf::object cf::object::player |
100 | cf::client cf::player |
138 | cf::client cf::player |
101 | cf::arch cf::living |
139 | cf::arch cf::living |
102 | cf::map cf::party cf::region |
140 | cf::map cf::party cf::region |
103 | )) { |
141 | )) { |
… | |
… | |
141 | sub to_json($) { |
179 | sub to_json($) { |
142 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
180 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
143 | JSON::Syck::Dump $_[0] |
181 | JSON::Syck::Dump $_[0] |
144 | } |
182 | } |
145 | |
183 | |
|
|
184 | =item cf::sync_job { BLOCK } |
|
|
185 | |
|
|
186 | The design of crossfire+ requires that the main coro ($Coro::main) is |
|
|
187 | always able to handle events or runnable, as crossfire+ is only partly |
|
|
188 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
|
|
189 | |
|
|
190 | If it must be done, put the blocking parts into C<sync_job>. This will run |
|
|
191 | the given BLOCK in another coroutine while waiting for the result. The |
|
|
192 | server will be frozen during this time, so the block should either finish |
|
|
193 | fast or be very important. |
|
|
194 | |
|
|
195 | =cut |
|
|
196 | |
|
|
197 | sub sync_job(&) { |
|
|
198 | my ($job) = @_; |
|
|
199 | |
|
|
200 | my $busy = 1; |
|
|
201 | my @res; |
|
|
202 | |
|
|
203 | # TODO: use suspend/resume instead |
|
|
204 | local $FREEZE = 1; |
|
|
205 | |
|
|
206 | my $coro = Coro::async { |
|
|
207 | @res = eval { $job->() }; |
|
|
208 | warn $@ if $@; |
|
|
209 | undef $busy; |
|
|
210 | }; |
|
|
211 | |
|
|
212 | if ($Coro::current == $Coro::main) { |
|
|
213 | $coro->prio (Coro::PRIO_MAX); |
|
|
214 | while ($busy) { |
|
|
215 | Coro::cede_notself; |
|
|
216 | Event::one_event unless Coro::nready; |
|
|
217 | } |
|
|
218 | } else { |
|
|
219 | $coro->join; |
|
|
220 | } |
|
|
221 | |
|
|
222 | wantarray ? @res : $res[0] |
|
|
223 | } |
|
|
224 | |
|
|
225 | =item $coro = cf::coro { BLOCK } |
|
|
226 | |
|
|
227 | Creates and returns a new coro. This coro is automcatially being canceled |
|
|
228 | when the extension calling this is being unloaded. |
|
|
229 | |
|
|
230 | =cut |
|
|
231 | |
|
|
232 | sub coro(&) { |
|
|
233 | my $cb = shift; |
|
|
234 | |
|
|
235 | my $coro; $coro = async { |
|
|
236 | eval { |
|
|
237 | $cb->(); |
|
|
238 | }; |
|
|
239 | warn $@ if $@; |
|
|
240 | }; |
|
|
241 | |
|
|
242 | $coro->on_destroy (sub { |
|
|
243 | delete $EXT_CORO{$coro+0}; |
|
|
244 | }); |
|
|
245 | $EXT_CORO{$coro+0} = $coro; |
|
|
246 | |
|
|
247 | $coro |
|
|
248 | } |
|
|
249 | |
|
|
250 | sub write_runtime { |
|
|
251 | my $runtime = cf::localdir . "/runtime"; |
|
|
252 | |
|
|
253 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
|
|
254 | or return; |
|
|
255 | |
|
|
256 | my $value = $cf::RUNTIME; |
|
|
257 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
|
|
258 | and return; |
|
|
259 | |
|
|
260 | aio_fsync $fh |
|
|
261 | and return; |
|
|
262 | |
|
|
263 | close $fh |
|
|
264 | or return; |
|
|
265 | |
|
|
266 | aio_rename "$runtime~", $runtime |
|
|
267 | and return; |
|
|
268 | |
|
|
269 | 1 |
|
|
270 | } |
|
|
271 | |
146 | =back |
272 | =back |
147 | |
273 | |
148 | =cut |
274 | =cut |
|
|
275 | |
|
|
276 | ############################################################################# |
|
|
277 | |
|
|
278 | package cf::path; |
|
|
279 | |
|
|
280 | sub new { |
|
|
281 | my ($class, $path, $base) = @_; |
|
|
282 | |
|
|
283 | my $self = bless { }, $class; |
|
|
284 | |
|
|
285 | if ($path =~ s{^\?random/}{}) { |
|
|
286 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
|
|
287 | $self->{random} = cf::from_json $data; |
|
|
288 | } else { |
|
|
289 | if ($path =~ s{^~([^/]+)?}{}) { |
|
|
290 | $self->{user_rel} = 1; |
|
|
291 | |
|
|
292 | if (defined $1) { |
|
|
293 | $self->{user} = $1; |
|
|
294 | } elsif ($base =~ m{^~([^/]+)/}) { |
|
|
295 | $self->{user} = $1; |
|
|
296 | } else { |
|
|
297 | warn "cannot resolve user-relative path without user <$path,$base>\n"; |
|
|
298 | } |
|
|
299 | } elsif ($path =~ /^\//) { |
|
|
300 | # already absolute |
|
|
301 | } else { |
|
|
302 | $base =~ s{[^/]+/?$}{}; |
|
|
303 | return $class->new ("$base/$path"); |
|
|
304 | } |
|
|
305 | |
|
|
306 | for ($path) { |
|
|
307 | redo if s{/\.?/}{/}; |
|
|
308 | redo if s{/[^/]+/\.\./}{/}; |
|
|
309 | } |
|
|
310 | } |
|
|
311 | |
|
|
312 | $self->{path} = $path; |
|
|
313 | |
|
|
314 | $self |
|
|
315 | } |
|
|
316 | |
|
|
317 | # the name / primary key / in-game path |
|
|
318 | sub as_string { |
|
|
319 | my ($self) = @_; |
|
|
320 | |
|
|
321 | $self->{user_rel} ? "~$self->{user}$self->{path}" |
|
|
322 | : $self->{random} ? "?random/$self->{path}" |
|
|
323 | : $self->{path} |
|
|
324 | } |
|
|
325 | |
|
|
326 | # the displayed name, this is a one way mapping |
|
|
327 | sub visible_name { |
|
|
328 | my ($self) = @_; |
|
|
329 | |
|
|
330 | # if (my $rmp = $self->{random}) { |
|
|
331 | # # todo: be more intelligent about this |
|
|
332 | # "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}" |
|
|
333 | # } else { |
|
|
334 | $self->as_string |
|
|
335 | # } |
|
|
336 | } |
|
|
337 | |
|
|
338 | # escape the /'s in the path |
|
|
339 | sub _escaped_path { |
|
|
340 | # ∕ is U+2215 |
|
|
341 | (my $path = $_[0]{path}) =~ s/\//∕/g; |
|
|
342 | $path |
|
|
343 | } |
|
|
344 | |
|
|
345 | # the original (read-only) location |
|
|
346 | sub load_path { |
|
|
347 | my ($self) = @_; |
|
|
348 | |
|
|
349 | sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} |
|
|
350 | } |
|
|
351 | |
|
|
352 | # the temporary/swap location |
|
|
353 | sub save_path { |
|
|
354 | my ($self) = @_; |
|
|
355 | |
|
|
356 | $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path |
|
|
357 | : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path} |
|
|
358 | : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path |
|
|
359 | } |
|
|
360 | |
|
|
361 | # the unique path, might be eq to save_path |
|
|
362 | sub uniq_path { |
|
|
363 | my ($self) = @_; |
|
|
364 | |
|
|
365 | $self->{user_rel} || $self->{random} |
|
|
366 | ? undef |
|
|
367 | : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path |
|
|
368 | } |
|
|
369 | |
|
|
370 | # return random map parameters, or undef |
|
|
371 | sub random_map_params { |
|
|
372 | my ($self) = @_; |
|
|
373 | |
|
|
374 | $self->{random} |
|
|
375 | } |
|
|
376 | |
|
|
377 | # this is somewhat ugly, but style maps do need special treatment |
|
|
378 | sub is_style_map { |
|
|
379 | $_[0]{path} =~ m{^/styles/} |
|
|
380 | } |
|
|
381 | |
|
|
382 | package cf; |
149 | |
383 | |
150 | ############################################################################# |
384 | ############################################################################# |
151 | |
385 | |
152 | =head2 ATTACHABLE OBJECTS |
386 | =head2 ATTACHABLE OBJECTS |
153 | |
387 | |
… | |
… | |
269 | exception. |
503 | exception. |
270 | |
504 | |
271 | =cut |
505 | =cut |
272 | |
506 | |
273 | # the following variables are defined in .xs and must not be re-created |
507 | # the following variables are defined in .xs and must not be re-created |
274 | our @CB_GLOBAL = (); # registry for all global events |
508 | our @CB_GLOBAL = (); # registry for all global events |
|
|
509 | our @CB_ATTACHABLE = (); # registry for all attachables |
275 | our @CB_OBJECT = (); # all objects (should not be used except in emergency) |
510 | our @CB_OBJECT = (); # all objects (should not be used except in emergency) |
276 | our @CB_PLAYER = (); |
511 | our @CB_PLAYER = (); |
277 | our @CB_CLIENT = (); |
512 | our @CB_CLIENT = (); |
278 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
513 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
279 | our @CB_MAP = (); |
514 | our @CB_MAP = (); |
280 | |
515 | |
281 | my %attachment; |
516 | my %attachment; |
282 | |
517 | |
283 | sub _attach_cb($$$$) { |
518 | sub _attach_cb($$$$) { |
284 | my ($registry, $event, $prio, $cb) = @_; |
519 | my ($registry, $event, $prio, $cb) = @_; |
… | |
… | |
289 | |
524 | |
290 | @{$registry->[$event]} = sort |
525 | @{$registry->[$event]} = sort |
291 | { $a->[0] cmp $b->[0] } |
526 | { $a->[0] cmp $b->[0] } |
292 | @{$registry->[$event] || []}, $cb; |
527 | @{$registry->[$event] || []}, $cb; |
293 | } |
528 | } |
|
|
529 | |
|
|
530 | # hack |
|
|
531 | my %attachable_klass = map +($_ => 1), KLASS_OBJECT, KLASS_CLIENT, KLASS_PLAYER, KLASS_MAP; |
294 | |
532 | |
295 | # attach handles attaching event callbacks |
533 | # attach handles attaching event callbacks |
296 | # the only thing the caller has to do is pass the correct |
534 | # the only thing the caller has to do is pass the correct |
297 | # registry (== where the callback attaches to). |
535 | # registry (== where the callback attaches to). |
298 | sub _attach { |
536 | sub _attach { |
… | |
… | |
300 | |
538 | |
301 | my $object_type; |
539 | my $object_type; |
302 | my $prio = 0; |
540 | my $prio = 0; |
303 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
541 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
304 | |
542 | |
|
|
543 | #TODO: get rid of this hack |
|
|
544 | if ($attachable_klass{$klass}) { |
|
|
545 | %cb_id = (%cb_id, map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == KLASS_ATTACHABLE, 0 .. $#EVENT); |
|
|
546 | } |
|
|
547 | |
305 | while (@arg) { |
548 | while (@arg) { |
306 | my $type = shift @arg; |
549 | my $type = shift @arg; |
307 | |
550 | |
308 | if ($type eq "prio") { |
551 | if ($type eq "prio") { |
309 | $prio = shift @arg; |
552 | $prio = shift @arg; |
… | |
… | |
384 | my ($obj, $name) = @_; |
627 | my ($obj, $name) = @_; |
385 | |
628 | |
386 | exists $obj->{_attachment}{$name} |
629 | exists $obj->{_attachment}{$name} |
387 | } |
630 | } |
388 | |
631 | |
389 | for my $klass (qw(GLOBAL OBJECT PLAYER CLIENT MAP)) { |
632 | for my $klass (qw(ATTACHABLE GLOBAL OBJECT PLAYER CLIENT MAP)) { |
390 | eval "#line " . __LINE__ . " 'cf.pm' |
633 | eval "#line " . __LINE__ . " 'cf.pm' |
391 | sub cf::\L$klass\E::_attach_registry { |
634 | sub cf::\L$klass\E::_attach_registry { |
392 | (\\\@CB_$klass, KLASS_$klass) |
635 | (\\\@CB_$klass, KLASS_$klass) |
393 | } |
636 | } |
394 | |
637 | |
… | |
… | |
447 | =cut |
690 | =cut |
448 | |
691 | |
449 | ############################################################################# |
692 | ############################################################################# |
450 | # object support |
693 | # object support |
451 | |
694 | |
452 | sub instantiate { |
|
|
453 | my ($obj, $data) = @_; |
|
|
454 | |
|
|
455 | $data = from_json $data; |
|
|
456 | |
|
|
457 | for (@$data) { |
|
|
458 | my ($name, $args) = @$_; |
|
|
459 | |
|
|
460 | $obj->attach ($name, %{$args || {} }); |
|
|
461 | } |
|
|
462 | } |
|
|
463 | |
|
|
464 | # basically do the same as instantiate, without calling instantiate |
|
|
465 | sub reattach { |
695 | sub reattach { |
|
|
696 | # basically do the same as instantiate, without calling instantiate |
466 | my ($obj) = @_; |
697 | my ($obj) = @_; |
|
|
698 | |
467 | my $registry = $obj->registry; |
699 | my $registry = $obj->registry; |
468 | |
700 | |
469 | @$registry = (); |
701 | @$registry = (); |
470 | |
702 | |
471 | delete $obj->{_attachment} unless scalar keys %{ $obj->{_attachment} || {} }; |
703 | delete $obj->{_attachment} unless scalar keys %{ $obj->{_attachment} || {} }; |
… | |
… | |
480 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
712 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
481 | } |
713 | } |
482 | } |
714 | } |
483 | } |
715 | } |
484 | |
716 | |
485 | sub object_freezer_save { |
717 | cf::attachable->attach ( |
486 | my ($filename, $rdata, $objs) = @_; |
|
|
487 | |
|
|
488 | if (length $$rdata) { |
|
|
489 | warn sprintf "saving %s (%d,%d)\n", |
|
|
490 | $filename, length $$rdata, scalar @$objs; |
|
|
491 | |
|
|
492 | if (open my $fh, ">:raw", "$filename~") { |
|
|
493 | chmod SAVE_MODE, $fh; |
|
|
494 | syswrite $fh, $$rdata; |
|
|
495 | close $fh; |
|
|
496 | |
|
|
497 | if (@$objs && open my $fh, ">:raw", "$filename.pst~") { |
|
|
498 | chmod SAVE_MODE, $fh; |
|
|
499 | syswrite $fh, Storable::nfreeze { version => 1, objs => $objs }; |
|
|
500 | close $fh; |
|
|
501 | rename "$filename.pst~", "$filename.pst"; |
|
|
502 | } else { |
|
|
503 | unlink "$filename.pst"; |
|
|
504 | } |
|
|
505 | |
|
|
506 | rename "$filename~", $filename; |
|
|
507 | } else { |
|
|
508 | warn "FATAL: $filename~: $!\n"; |
|
|
509 | } |
|
|
510 | } else { |
|
|
511 | unlink $filename; |
|
|
512 | unlink "$filename.pst"; |
|
|
513 | } |
|
|
514 | } |
|
|
515 | |
|
|
516 | sub object_freezer_as_string { |
|
|
517 | my ($rdata, $objs) = @_; |
|
|
518 | |
|
|
519 | use Data::Dumper; |
|
|
520 | |
|
|
521 | $$rdata . Dumper $objs |
|
|
522 | } |
|
|
523 | |
|
|
524 | sub object_thawer_load { |
|
|
525 | my ($filename) = @_; |
|
|
526 | |
|
|
527 | local $/; |
|
|
528 | |
|
|
529 | my $av; |
|
|
530 | |
|
|
531 | #TODO: use sysread etc. |
|
|
532 | if (open my $data, "<:raw:perlio", $filename) { |
|
|
533 | $data = <$data>; |
|
|
534 | if (open my $pst, "<:raw:perlio", "$filename.pst") { |
|
|
535 | $av = eval { (Storable::thaw <$pst>)->{objs} }; |
|
|
536 | } |
|
|
537 | return ($data, $av); |
|
|
538 | } |
|
|
539 | |
|
|
540 | () |
|
|
541 | } |
|
|
542 | |
|
|
543 | cf::object->attach ( |
|
|
544 | prio => -1000000, |
718 | prio => -1000000, |
|
|
719 | on_instantiate => sub { |
|
|
720 | my ($obj, $data) = @_; |
|
|
721 | |
|
|
722 | $data = from_json $data; |
|
|
723 | |
|
|
724 | for (@$data) { |
|
|
725 | my ($name, $args) = @$_; |
|
|
726 | |
|
|
727 | $obj->attach ($name, %{$args || {} }); |
|
|
728 | } |
|
|
729 | }, |
|
|
730 | on_reattach => \&reattach, |
545 | on_clone => sub { |
731 | on_clone => sub { |
546 | my ($src, $dst) = @_; |
732 | my ($src, $dst) = @_; |
547 | |
733 | |
548 | @{$dst->registry} = @{$src->registry}; |
734 | @{$dst->registry} = @{$src->registry}; |
549 | |
735 | |
… | |
… | |
551 | |
737 | |
552 | %{$dst->{_attachment}} = %{$src->{_attachment}} |
738 | %{$dst->{_attachment}} = %{$src->{_attachment}} |
553 | if exists $src->{_attachment}; |
739 | if exists $src->{_attachment}; |
554 | }, |
740 | }, |
555 | ); |
741 | ); |
|
|
742 | |
|
|
743 | sub object_freezer_save { |
|
|
744 | my ($filename, $rdata, $objs) = @_; |
|
|
745 | |
|
|
746 | sync_job { |
|
|
747 | if (length $$rdata) { |
|
|
748 | warn sprintf "saving %s (%d,%d)\n", |
|
|
749 | $filename, length $$rdata, scalar @$objs; |
|
|
750 | |
|
|
751 | if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { |
|
|
752 | chmod SAVE_MODE, $fh; |
|
|
753 | aio_write $fh, 0, (length $$rdata), $$rdata, 0; |
|
|
754 | aio_fsync $fh; |
|
|
755 | close $fh; |
|
|
756 | |
|
|
757 | if (@$objs) { |
|
|
758 | if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { |
|
|
759 | chmod SAVE_MODE, $fh; |
|
|
760 | my $data = Storable::nfreeze { version => 1, objs => $objs }; |
|
|
761 | aio_write $fh, 0, (length $data), $data, 0; |
|
|
762 | aio_fsync $fh; |
|
|
763 | close $fh; |
|
|
764 | aio_rename "$filename.pst~", "$filename.pst"; |
|
|
765 | } |
|
|
766 | } else { |
|
|
767 | aio_unlink "$filename.pst"; |
|
|
768 | } |
|
|
769 | |
|
|
770 | aio_rename "$filename~", $filename; |
|
|
771 | } else { |
|
|
772 | warn "FATAL: $filename~: $!\n"; |
|
|
773 | } |
|
|
774 | } else { |
|
|
775 | aio_unlink $filename; |
|
|
776 | aio_unlink "$filename.pst"; |
|
|
777 | } |
|
|
778 | } |
|
|
779 | } |
|
|
780 | |
|
|
781 | sub object_freezer_as_string { |
|
|
782 | my ($rdata, $objs) = @_; |
|
|
783 | |
|
|
784 | use Data::Dumper; |
|
|
785 | |
|
|
786 | $$rdata . Dumper $objs |
|
|
787 | } |
|
|
788 | |
|
|
789 | sub object_thawer_load { |
|
|
790 | my ($filename) = @_; |
|
|
791 | |
|
|
792 | my ($data, $av); |
|
|
793 | |
|
|
794 | (aio_load $filename, $data) >= 0 |
|
|
795 | or return; |
|
|
796 | |
|
|
797 | unless (aio_stat "$filename.pst") { |
|
|
798 | (aio_load "$filename.pst", $av) >= 0 |
|
|
799 | or return; |
|
|
800 | $av = eval { (Storable::thaw <$av>)->{objs} }; |
|
|
801 | } |
|
|
802 | |
|
|
803 | return ($data, $av); |
|
|
804 | } |
556 | |
805 | |
557 | ############################################################################# |
806 | ############################################################################# |
558 | # command handling &c |
807 | # command handling &c |
559 | |
808 | |
560 | =item cf::register_command $name => \&callback($ob,$args); |
809 | =item cf::register_command $name => \&callback($ob,$args); |
… | |
… | |
908 | my $coro; $coro = async { |
1157 | my $coro; $coro = async { |
909 | eval { |
1158 | eval { |
910 | $cb->(); |
1159 | $cb->(); |
911 | }; |
1160 | }; |
912 | warn $@ if $@; |
1161 | warn $@ if $@; |
|
|
1162 | }; |
|
|
1163 | |
|
|
1164 | $coro->on_destroy (sub { |
913 | delete $self->{_coro}{$coro+0}; |
1165 | delete $self->{_coro}{$coro+0}; |
914 | }; |
1166 | }); |
915 | |
1167 | |
916 | $self->{_coro}{$coro+0} = $coro; |
1168 | $self->{_coro}{$coro+0} = $coro; |
|
|
1169 | |
|
|
1170 | $coro |
917 | } |
1171 | } |
918 | |
1172 | |
919 | cf::client->attach ( |
1173 | cf::client->attach ( |
920 | on_destroy => sub { |
1174 | on_destroy => sub { |
921 | my ($ns) = @_; |
1175 | my ($ns) = @_; |
… | |
… | |
1153 | local $/; |
1407 | local $/; |
1154 | *CFG = YAML::Syck::Load <$fh>; |
1408 | *CFG = YAML::Syck::Load <$fh>; |
1155 | } |
1409 | } |
1156 | |
1410 | |
1157 | sub main { |
1411 | sub main { |
|
|
1412 | # we must not ever block the main coroutine |
|
|
1413 | local $Coro::idle = sub { |
|
|
1414 | Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# |
|
|
1415 | (Coro::unblock_sub { |
|
|
1416 | Event::one_event; |
|
|
1417 | })->(); |
|
|
1418 | }; |
|
|
1419 | |
1158 | cfg_load; |
1420 | cfg_load; |
1159 | db_load; |
1421 | db_load; |
1160 | load_extensions; |
1422 | load_extensions; |
1161 | Event::loop; |
1423 | Event::loop; |
1162 | } |
1424 | } |
1163 | |
1425 | |
1164 | ############################################################################# |
1426 | ############################################################################# |
1165 | # initialisation |
1427 | # initialisation |
1166 | |
1428 | |
1167 | sub _perl_reload(&) { |
1429 | sub perl_reload() { |
1168 | my ($msg) = @_; |
1430 | # can/must only be called in main |
|
|
1431 | if ($Coro::current != $Coro::main) { |
|
|
1432 | warn "can only reload from main coroutine\n"; |
|
|
1433 | return; |
|
|
1434 | } |
1169 | |
1435 | |
1170 | $msg->("reloading..."); |
1436 | warn "reloading..."; |
|
|
1437 | |
|
|
1438 | local $FREEZE = 1; |
|
|
1439 | cf::emergency_save; |
1171 | |
1440 | |
1172 | eval { |
1441 | eval { |
|
|
1442 | # if anything goes wrong in here, we should simply crash as we already saved |
|
|
1443 | |
1173 | # cancel all watchers |
1444 | # cancel all watchers |
1174 | for (Event::all_watchers) { |
1445 | for (Event::all_watchers) { |
1175 | $_->cancel if $_->data & WF_AUTOCANCEL; |
1446 | $_->cancel if $_->data & WF_AUTOCANCEL; |
1176 | } |
1447 | } |
1177 | |
1448 | |
|
|
1449 | # cancel all extension coros |
|
|
1450 | $_->cancel for values %EXT_CORO; |
|
|
1451 | %EXT_CORO = (); |
|
|
1452 | |
1178 | # unload all extensions |
1453 | # unload all extensions |
1179 | for (@exts) { |
1454 | for (@exts) { |
1180 | $msg->("unloading <$_>"); |
1455 | warn "unloading <$_>"; |
1181 | unload_extension $_; |
1456 | unload_extension $_; |
1182 | } |
1457 | } |
1183 | |
1458 | |
1184 | # unload all modules loaded from $LIBDIR |
1459 | # unload all modules loaded from $LIBDIR |
1185 | while (my ($k, $v) = each %INC) { |
1460 | while (my ($k, $v) = each %INC) { |
1186 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
1461 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
1187 | |
1462 | |
1188 | $msg->("removing <$k>"); |
1463 | warn "removing <$k>"; |
1189 | delete $INC{$k}; |
1464 | delete $INC{$k}; |
1190 | |
1465 | |
1191 | $k =~ s/\.pm$//; |
1466 | $k =~ s/\.pm$//; |
1192 | $k =~ s/\//::/g; |
1467 | $k =~ s/\//::/g; |
1193 | |
1468 | |
… | |
… | |
1198 | Symbol::delete_package $k; |
1473 | Symbol::delete_package $k; |
1199 | } |
1474 | } |
1200 | |
1475 | |
1201 | # sync database to disk |
1476 | # sync database to disk |
1202 | cf::db_sync; |
1477 | cf::db_sync; |
|
|
1478 | IO::AIO::flush; |
1203 | |
1479 | |
1204 | # get rid of safe::, as good as possible |
1480 | # get rid of safe::, as good as possible |
1205 | Symbol::delete_package "safe::$_" |
1481 | Symbol::delete_package "safe::$_" |
1206 | for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region); |
1482 | for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); |
1207 | |
1483 | |
1208 | # remove register_script_function callbacks |
1484 | # remove register_script_function callbacks |
1209 | # TODO |
1485 | # TODO |
1210 | |
1486 | |
1211 | # unload cf.pm "a bit" |
1487 | # unload cf.pm "a bit" |
… | |
… | |
1214 | # don't, removes xs symbols, too, |
1490 | # don't, removes xs symbols, too, |
1215 | # and global variables created in xs |
1491 | # and global variables created in xs |
1216 | #Symbol::delete_package __PACKAGE__; |
1492 | #Symbol::delete_package __PACKAGE__; |
1217 | |
1493 | |
1218 | # reload cf.pm |
1494 | # reload cf.pm |
1219 | $msg->("reloading cf.pm"); |
1495 | warn "reloading cf.pm"; |
1220 | require cf; |
1496 | require cf; |
|
|
1497 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
1221 | |
1498 | |
1222 | # load config and database again |
1499 | # load config and database again |
1223 | cf::cfg_load; |
1500 | cf::cfg_load; |
1224 | cf::db_load; |
1501 | cf::db_load; |
1225 | |
1502 | |
1226 | # load extensions |
1503 | # load extensions |
1227 | $msg->("load extensions"); |
1504 | warn "load extensions"; |
1228 | cf::load_extensions; |
1505 | cf::load_extensions; |
1229 | |
1506 | |
1230 | # reattach attachments to objects |
1507 | # reattach attachments to objects |
1231 | $msg->("reattach"); |
1508 | warn "reattach"; |
1232 | _global_reattach; |
1509 | _global_reattach; |
1233 | }; |
1510 | }; |
1234 | $msg->($@) if $@; |
|
|
1235 | |
1511 | |
1236 | $msg->("reloaded"); |
1512 | if ($@) { |
|
|
1513 | warn $@; |
|
|
1514 | warn "error while reloading, exiting."; |
|
|
1515 | exit 1; |
|
|
1516 | } |
|
|
1517 | |
|
|
1518 | warn "reloaded successfully"; |
1237 | }; |
1519 | }; |
1238 | |
1520 | |
1239 | sub perl_reload() { |
1521 | ############################################################################# |
1240 | _perl_reload { |
1522 | |
1241 | warn $_[0]; |
1523 | unless ($LINK_MAP) { |
1242 | print "$_[0]\n"; |
1524 | $LINK_MAP = cf::map::new; |
1243 | }; |
1525 | |
|
|
1526 | $LINK_MAP->width (41); |
|
|
1527 | $LINK_MAP->height (41); |
|
|
1528 | $LINK_MAP->alloc; |
|
|
1529 | $LINK_MAP->path ("{link}"); |
|
|
1530 | $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; |
|
|
1531 | $LINK_MAP->in_memory (MAP_IN_MEMORY); |
1244 | } |
1532 | } |
1245 | |
1533 | |
1246 | register "<global>", __PACKAGE__; |
1534 | register "<global>", __PACKAGE__; |
1247 | |
1535 | |
1248 | register_command "perl-reload" => sub { |
1536 | register_command "perl-reload" => sub { |
1249 | my ($who, $arg) = @_; |
1537 | my ($who, $arg) = @_; |
1250 | |
1538 | |
1251 | if ($who->flag (FLAG_WIZ)) { |
1539 | if ($who->flag (FLAG_WIZ)) { |
|
|
1540 | $who->message ("start of reload."); |
1252 | _perl_reload { |
1541 | perl_reload; |
1253 | warn $_[0]; |
1542 | $who->message ("end of reload."); |
1254 | $who->message ($_[0]); |
|
|
1255 | }; |
|
|
1256 | } |
1543 | } |
1257 | }; |
1544 | }; |
1258 | |
1545 | |
1259 | unshift @INC, $LIBDIR; |
1546 | unshift @INC, $LIBDIR; |
1260 | |
1547 | |
1261 | $TICK_WATCHER = Event->timer ( |
1548 | $TICK_WATCHER = Event->timer ( |
|
|
1549 | reentrant => 0, |
1262 | prio => 0, |
1550 | prio => 0, |
1263 | at => $NEXT_TICK || 1, |
1551 | at => $NEXT_TICK || $TICK, |
1264 | data => WF_AUTOCANCEL, |
1552 | data => WF_AUTOCANCEL, |
1265 | cb => sub { |
1553 | cb => sub { |
|
|
1554 | unless ($FREEZE) { |
1266 | cf::server_tick; # one server iteration |
1555 | cf::server_tick; # one server iteration |
|
|
1556 | $RUNTIME += $TICK; |
|
|
1557 | } |
1267 | |
1558 | |
1268 | my $NOW = Event::time; |
|
|
1269 | $NEXT_TICK += $TICK; |
1559 | $NEXT_TICK += $TICK; |
1270 | |
1560 | |
1271 | # if we are delayed by four ticks or more, skip them all |
1561 | # if we are delayed by four ticks or more, skip them all |
1272 | $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4; |
1562 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
1273 | |
1563 | |
1274 | $TICK_WATCHER->at ($NEXT_TICK); |
1564 | $TICK_WATCHER->at ($NEXT_TICK); |
1275 | $TICK_WATCHER->start; |
1565 | $TICK_WATCHER->start; |
1276 | }, |
1566 | }, |
1277 | ); |
1567 | ); |
1278 | |
1568 | |
1279 | IO::AIO::max_poll_time $TICK * 0.2; |
1569 | IO::AIO::max_poll_time $TICK * 0.2; |
1280 | |
1570 | |
|
|
1571 | Event->io ( |
1281 | Event->io (fd => IO::AIO::poll_fileno, |
1572 | fd => IO::AIO::poll_fileno, |
1282 | poll => 'r', |
1573 | poll => 'r', |
1283 | prio => 5, |
1574 | prio => 5, |
1284 | data => WF_AUTOCANCEL, |
1575 | data => WF_AUTOCANCEL, |
1285 | cb => \&IO::AIO::poll_cb); |
1576 | cb => \&IO::AIO::poll_cb, |
|
|
1577 | ); |
|
|
1578 | |
|
|
1579 | Event->timer ( |
|
|
1580 | data => WF_AUTOCANCEL, |
|
|
1581 | after => 0, |
|
|
1582 | interval => 10, |
|
|
1583 | cb => sub { |
|
|
1584 | (Coro::unblock_sub { |
|
|
1585 | write_runtime |
|
|
1586 | or warn "ERROR: unable to write runtime file: $!"; |
|
|
1587 | })->(); |
|
|
1588 | }, |
|
|
1589 | ); |
1286 | |
1590 | |
1287 | 1 |
1591 | 1 |
1288 | |
1592 | |