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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.124 by root, Tue Jan 2 22:55:05 2007 UTC vs.
Revision 1.235 by root, Tue Apr 10 09:35:23 2007 UTC

… …
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Storable; 8use Storable;
9use Event;
9use Opcode; 10use Opcode;
10use Safe; 11use Safe;
11use Safe::Hole; 12use Safe::Hole;
12 13
13use Coro 3.3; 14use Coro 3.52 ();
15use Coro::State;
14use Coro::Event; 16use Coro::Event;
15use Coro::Timer; 17use Coro::Timer;
16use Coro::Signal; 18use Coro::Signal;
17use Coro::Semaphore; 19use Coro::Semaphore;
18use Coro::AIO; 20use Coro::AIO;
19 21
22use BDB ();
23use Data::Dumper;
20use Digest::MD5; 24use Digest::MD5;
21use Fcntl; 25use Fcntl;
22use IO::AIO 2.31 ();
23use YAML::Syck (); 26use YAML::Syck ();
27use IO::AIO 2.32 ();
24use Time::HiRes; 28use Time::HiRes;
29use Compress::LZF;
25 30
31# configure various modules to our taste
32#
33Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
34Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
35
26use Event; $Event::Eval = 1; # no idea why this is required, but it is 36$Event::Eval = 1; # no idea why this is required, but it is
27 37
28# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 38# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29$YAML::Syck::ImplicitUnicode = 1; 39$YAML::Syck::ImplicitUnicode = 1;
30 40
31$Coro::main->prio (2); # run main coroutine ("the server") with very high priority 41$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32 42
33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 43sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34 44
35our %COMMAND = (); 45our %COMMAND = ();
36our %COMMAND_TIME = (); 46our %COMMAND_TIME = ();
47
48our @EXTS = (); # list of extension package names
37our %EXTCMD = (); 49our %EXTCMD = ();
50our %EXT_CORO = (); # coroutines bound to extensions
51our %EXT_MAP = (); # pluggable maps
38 52
53our $RELOAD; # number of reloads so far
39our @EVENT; 54our @EVENT;
40our $LIBDIR = datadir . "/ext"; 55our $LIBDIR = datadir . "/ext";
41 56
42our $TICK = MAX_TIME * 1e-6; 57our $TICK = MAX_TIME * 1e-6;
43our $TICK_WATCHER; 58our $TICK_WATCHER;
59our $AIO_POLL_WATCHER;
60our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
44our $NEXT_TICK; 61our $NEXT_TICK;
45our $NOW; 62our $NOW;
63our $USE_FSYNC = 1; # use fsync to write maps - default off
64
65our $BDB_POLL_WATCHER;
66our $DB_ENV;
46 67
47our %CFG; 68our %CFG;
48 69
49our $UPTIME; $UPTIME ||= time; 70our $UPTIME; $UPTIME ||= time;
50our $RUNTIME; 71our $RUNTIME;
51 72
73our %PLAYER; # all users
52our %MAP; # all maps 74our %MAP; # all maps
53our $LINK_MAP; # the special {link} map 75our $LINK_MAP; # the special {link} map, which is always available
54our $FREEZE;
55our $RANDOM_MAPS = cf::localdir . "/random"; 76our $RANDOM_MAPS = cf::localdir . "/random";
56our %EXT_CORO; 77our $BDB_ENV_DIR = cf::localdir . "/db";
78
79our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
80our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
81
82# used to convert map paths into valid unix filenames by replacing / by ∕
83our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57 84
58binmode STDOUT; 85binmode STDOUT;
59binmode STDERR; 86binmode STDERR;
60 87
61# read virtual server time, if available 88# read virtual server time, if available
… …
68mkdir cf::localdir; 95mkdir cf::localdir;
69mkdir cf::localdir . "/" . cf::playerdir; 96mkdir cf::localdir . "/" . cf::playerdir;
70mkdir cf::localdir . "/" . cf::tmpdir; 97mkdir cf::localdir . "/" . cf::tmpdir;
71mkdir cf::localdir . "/" . cf::uniquedir; 98mkdir cf::localdir . "/" . cf::uniquedir;
72mkdir $RANDOM_MAPS; 99mkdir $RANDOM_MAPS;
100mkdir $BDB_ENV_DIR;
73 101
74# a special map that is always available 102our $EMERGENCY_POSITION;
75our $LINK_MAP;
76 103
77our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 104sub cf::map::normalise;
78 105
79############################################################################# 106#############################################################################
80 107
81=head2 GLOBAL VARIABLES 108=head2 GLOBAL VARIABLES
82 109
… …
106 133
107=item %cf::CFG 134=item %cf::CFG
108 135
109Configuration for the server, loaded from C</etc/crossfire/config>, or 136Configuration for the server, loaded from C</etc/crossfire/config>, or
110from wherever your confdir points to. 137from wherever your confdir points to.
138
139=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
140
141These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
142or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
143processing has been done. Call C<< ->wait >> on them to maximise the
144window of cpu time available, or simply to synchronise to the server tick.
111 145
112=back 146=back
113 147
114=cut 148=cut
115 149
… …
119 utf8::encode $msg; 153 utf8::encode $msg;
120 154
121 $msg .= "\n" 155 $msg .= "\n"
122 unless $msg =~ /\n$/; 156 unless $msg =~ /\n$/;
123 157
124 LOG llevError, "cfperl: $msg"; 158 LOG llevError, $msg;
125 }; 159 };
126} 160}
127 161
128@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 162@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 163@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
… …
147 181
148$Event::DIED = sub { 182$Event::DIED = sub {
149 warn "error in event callback: @_"; 183 warn "error in event callback: @_";
150}; 184};
151 185
152my %ext_pkg;
153my @exts;
154my @hook;
155
156=head2 UTILITY FUNCTIONS 186=head2 UTILITY FUNCTIONS
157 187
158=over 4 188=over 4
159 189
160=cut 190=item dumpval $ref
161 191
192=cut
193
194sub dumpval {
195 eval {
196 local $SIG{__DIE__};
197 my $d;
198 if (1) {
199 $d = new Data::Dumper([$_[0]], ["*var"]);
200 $d->Terse(1);
201 $d->Indent(2);
202 $d->Quotekeys(0);
203 $d->Useqq(1);
204 #$d->Bless(...);
205 $d->Seen($_[1]) if @_ > 1;
206 $d = $d->Dump();
207 }
208 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
209 $d
210 } || "[unable to dump $_[0]: '$@']";
211}
212
162use JSON::Syck (); # TODO# replace by JSON::PC once working 213use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
163 214
164=item $ref = cf::from_json $json 215=item $ref = cf::from_json $json
165 216
166Converts a JSON string into the corresponding perl data structure. 217Converts a JSON string into the corresponding perl data structure.
167 218
168=cut
169
170sub from_json($) {
171 $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
172 JSON::Syck::Load $_[0]
173}
174
175=item $json = cf::to_json $ref 219=item $json = cf::to_json $ref
176 220
177Converts a perl data structure into its JSON representation. 221Converts a perl data structure into its JSON representation.
178 222
179=cut
180
181sub to_json($) {
182 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183 JSON::Syck::Dump $_[0]
184}
185
186=item my $guard = cf::guard { BLOCK }
187
188Run the given callback when the guard object gets destroyed (useful for
189coroutine cancellations).
190
191You can call C<< ->cancel >> on the guard object to stop the block from
192being executed.
193
194=cut
195
196sub guard(&) {
197 bless \(my $cb = $_[0]), cf::guard::;
198}
199
200sub cf::guard::cancel {
201 ${$_[0]} = sub { };
202}
203
204sub cf::guard::DESTROY {
205 ${$_[0]}->();
206}
207
208=item cf::lock_wait $string 223=item cf::lock_wait $string
209 224
210Wait until the given lock is available. See cf::lock_acquire. 225Wait until the given lock is available. See cf::lock_acquire.
211 226
212=item my $lock = cf::lock_acquire $string 227=item my $lock = cf::lock_acquire $string
213 228
214Wait until the given lock is available and then acquires it and returns 229Wait until the given lock is available and then acquires it and returns
215a guard object. If the guard object gets destroyed (goes out of scope, 230a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216for example when the coroutine gets canceled), the lock is automatically 231for example when the coroutine gets canceled), the lock is automatically
217returned. 232returned.
218 233
219Lock names should begin with a unique identifier (for example, find_map 234Lock names should begin with a unique identifier (for example, cf::map::find
220uses map_find and load_map uses map_load). 235uses map_find and cf::map::load uses map_load).
221 236
222=cut 237=cut
223 238
224our %LOCK; 239our %LOCK;
225 240
… …
239 # wait, to be sure we are not locked 254 # wait, to be sure we are not locked
240 lock_wait $key; 255 lock_wait $key;
241 256
242 $LOCK{$key} = []; 257 $LOCK{$key} = [];
243 258
244 cf::guard { 259 Coro::guard {
245 # wake up all waiters, to be on the safe side 260 # wake up all waiters, to be on the safe side
246 $_->ready for @{ delete $LOCK{$key} }; 261 $_->ready for @{ delete $LOCK{$key} };
247 } 262 }
248} 263}
264
265sub freeze_mainloop {
266 return unless $TICK_WATCHER->is_active;
267
268 my $guard = Coro::guard {
269 $TICK_WATCHER->start;
270 };
271 $TICK_WATCHER->stop;
272 $guard
273}
274
275=item cf::async { BLOCK }
276
277Currently the same as Coro::async_pool, meaning you cannot use
278C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
279thing you are allowed to do is call C<prio> on it.
280
281=cut
282
283BEGIN { *async = \&Coro::async_pool }
249 284
250=item cf::sync_job { BLOCK } 285=item cf::sync_job { BLOCK }
251 286
252The design of crossfire+ requires that the main coro ($Coro::main) is 287The design of crossfire+ requires that the main coro ($Coro::main) is
253always able to handle events or runnable, as crossfire+ is only partly 288always able to handle events or runnable, as crossfire+ is only partly
… …
267 # this is the main coro, too bad, we have to block 302 # this is the main coro, too bad, we have to block
268 # till the operation succeeds, freezing the server :/ 303 # till the operation succeeds, freezing the server :/
269 304
270 # TODO: use suspend/resume instead 305 # TODO: use suspend/resume instead
271 # (but this is cancel-safe) 306 # (but this is cancel-safe)
272 local $FREEZE = 1; 307 my $freeze_guard = freeze_mainloop;
273 308
274 my $busy = 1; 309 my $busy = 1;
275 my @res; 310 my @res;
276 311
277 (Coro::async { 312 (async {
278 @res = eval { $job->() }; 313 @res = eval { $job->() };
279 warn $@ if $@; 314 warn $@ if $@;
280 undef $busy; 315 undef $busy;
281 })->prio (Coro::PRIO_MAX); 316 })->prio (Coro::PRIO_MAX);
282 317
283 while ($busy) { 318 while ($busy) {
284 Coro::cede_notself; 319 Coro::cede or Event::one_event;
285 Event::one_event unless Coro::nready;
286 } 320 }
287 321
288 wantarray ? @res : $res[0] 322 wantarray ? @res : $res[0]
289 } else { 323 } else {
290 # we are in another coroutine, how wonderful, everything just works 324 # we are in another coroutine, how wonderful, everything just works
291 325
292 $job->() 326 $job->()
293 } 327 }
294} 328}
295 329
296=item $coro = cf::coro { BLOCK } 330=item $coro = cf::async_ext { BLOCK }
297 331
298Creates and returns a new coro. This coro is automcatially being canceled 332Like async, but this coro is automatically being canceled when the
299when the extension calling this is being unloaded. 333extension calling this is being unloaded.
300 334
301=cut 335=cut
302 336
303sub coro(&) { 337sub async_ext(&) {
304 my $cb = shift; 338 my $cb = shift;
305 339
306 my $coro; $coro = async { 340 my $coro = &Coro::async ($cb);
307 eval {
308 $cb->();
309 };
310 warn $@ if $@;
311 };
312 341
313 $coro->on_destroy (sub { 342 $coro->on_destroy (sub {
314 delete $EXT_CORO{$coro+0}; 343 delete $EXT_CORO{$coro+0};
315 }); 344 });
316 $EXT_CORO{$coro+0} = $coro; 345 $EXT_CORO{$coro+0} = $coro;
317 346
318 $coro 347 $coro
319} 348}
320 349
321sub write_runtime { 350sub write_runtime {
351 my $guard = cf::lock_acquire "write_runtime";
352
322 my $runtime = cf::localdir . "/runtime"; 353 my $runtime = cf::localdir . "/runtime";
323 354
324 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 355 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
325 or return; 356 or return;
326 357
358 my $value = $cf::RUNTIME + 90 + 10;
327 my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock 359 # 10 is the runtime save interval, for a monotonic clock
360 # 60 allows for the watchdog to kill the server.
361
328 (aio_write $fh, 0, (length $value), $value, 0) <= 0 362 (aio_write $fh, 0, (length $value), $value, 0) <= 0
329 and return; 363 and return;
330 364
365 # always fsync - this file is important
331 aio_fsync $fh 366 aio_fsync $fh
332 and return; 367 and return;
333 368
334 close $fh 369 close $fh
335 or return; 370 or return;
… …
338 and return; 373 and return;
339 374
340 1 375 1
341} 376}
342 377
378=item cf::datalog type => key => value, ...
379
380Log a datalog packet of the given type with the given key-value pairs.
381
382=cut
383
384sub datalog($@) {
385 my ($type, %kv) = @_;
386 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
387}
388
343=back 389=back
344 390
345=cut 391=cut
346
347#############################################################################
348
349package cf::path;
350
351sub new {
352 my ($class, $path, $base) = @_;
353
354 $path = $path->as_string if ref $path;
355
356 my $self = bless { }, $class;
357
358 # {... are special paths that are not touched
359 # ?xxx/... are special absolute paths
360 # ?random/... random maps
361 # /! non-realised random map exit
362 # /... normal maps
363 # ~/... per-player maps without a specific player (DO NOT USE)
364 # ~user/... per-player map of a specific user
365
366 if ($path =~ /^{/) {
367 # fine as it is
368 } elsif ($path =~ s{^\?random/}{}) {
369 Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
370 $self->{random} = cf::from_json $data;
371 } else {
372 if ($path =~ s{^~([^/]+)?}{}) {
373 $self->{user_rel} = 1;
374
375 if (defined $1) {
376 $self->{user} = $1;
377 } elsif ($base =~ m{^~([^/]+)/}) {
378 $self->{user} = $1;
379 } else {
380 warn "cannot resolve user-relative path without user <$path,$base>\n";
381 }
382 } elsif ($path =~ /^\//) {
383 # already absolute
384 } else {
385 $base =~ s{[^/]+/?$}{};
386 return $class->new ("$base/$path");
387 }
388
389 for ($path) {
390 redo if s{/\.?/}{/};
391 redo if s{/[^/]+/\.\./}{/};
392 }
393 }
394
395 $self->{path} = $path;
396
397 $self
398}
399
400# the name / primary key / in-game path
401sub as_string {
402 my ($self) = @_;
403
404 $self->{user_rel} ? "~$self->{user}$self->{path}"
405 : $self->{random} ? "?random/$self->{path}"
406 : $self->{path}
407}
408
409# the displayed name, this is a one way mapping
410sub visible_name {
411 my ($self) = @_;
412
413# if (my $rmp = $self->{random}) {
414# # todo: be more intelligent about this
415# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
416# } else {
417 $self->as_string
418# }
419}
420
421# escape the /'s in the path
422sub _escaped_path {
423 # ∕ is U+2215
424 (my $path = $_[0]{path}) =~ s/\//∕/g;
425 $path
426}
427
428# the original (read-only) location
429sub load_path {
430 my ($self) = @_;
431
432 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
433}
434
435# the temporary/swap location
436sub save_path {
437 my ($self) = @_;
438
439 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
440 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
441 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
442}
443
444# the unique path, might be eq to save_path
445sub uniq_path {
446 my ($self) = @_;
447
448 $self->{user_rel} || $self->{random}
449 ? undef
450 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
451}
452
453# return random map parameters, or undef
454sub random_map_params {
455 my ($self) = @_;
456
457 $self->{random}
458}
459
460# this is somewhat ugly, but style maps do need special treatment
461sub is_style_map {
462 $_[0]{path} =~ m{^/styles/}
463}
464
465package cf;
466 392
467############################################################################# 393#############################################################################
468 394
469=head2 ATTACHABLE OBJECTS 395=head2 ATTACHABLE OBJECTS
470 396
… …
596our @CB_TYPE = (); # registry for type (cf-object class) based events 522our @CB_TYPE = (); # registry for type (cf-object class) based events
597our @CB_MAP = (); 523our @CB_MAP = ();
598 524
599my %attachment; 525my %attachment;
600 526
527sub cf::attachable::thawer_merge {
528 # simply override everything except _meta
529 local $_[0]{_meta};
530 %{$_[0]} = %{$_[1]};
531}
532
601sub _attach_cb($$$$) { 533sub _attach_cb($$$$) {
602 my ($registry, $event, $prio, $cb) = @_; 534 my ($registry, $event, $prio, $cb) = @_;
603 535
604 use sort 'stable'; 536 use sort 'stable';
605 537
… …
776# object support 708# object support
777 709
778sub reattach { 710sub reattach {
779 # basically do the same as instantiate, without calling instantiate 711 # basically do the same as instantiate, without calling instantiate
780 my ($obj) = @_; 712 my ($obj) = @_;
713
714 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
781 715
782 my $registry = $obj->registry; 716 my $registry = $obj->registry;
783 717
784 @$registry = (); 718 @$registry = ();
785 719
… …
832 $filename, length $$rdata, scalar @$objs; 766 $filename, length $$rdata, scalar @$objs;
833 767
834 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 768 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
835 chmod SAVE_MODE, $fh; 769 chmod SAVE_MODE, $fh;
836 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 770 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
837 aio_fsync $fh; 771 aio_fsync $fh if $cf::USE_FSYNC;
838 close $fh; 772 close $fh;
839 773
840 if (@$objs) { 774 if (@$objs) {
841 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 775 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
842 chmod SAVE_MODE, $fh; 776 chmod SAVE_MODE, $fh;
843 my $data = Storable::nfreeze { version => 1, objs => $objs }; 777 my $data = Storable::nfreeze { version => 1, objs => $objs };
844 aio_write $fh, 0, (length $data), $data, 0; 778 aio_write $fh, 0, (length $data), $data, 0;
845 aio_fsync $fh; 779 aio_fsync $fh if $cf::USE_FSYNC;
846 close $fh; 780 close $fh;
847 aio_rename "$filename.pst~", "$filename.pst"; 781 aio_rename "$filename.pst~", "$filename.pst";
848 } 782 }
849 } else { 783 } else {
850 aio_unlink "$filename.pst"; 784 aio_unlink "$filename.pst";
… …
917=cut 851=cut
918 852
919sub register_extcmd { 853sub register_extcmd {
920 my ($name, $cb) = @_; 854 my ($name, $cb) = @_;
921 855
922 my $caller = caller;
923 #warn "registering extcmd '$name' to '$caller'";
924
925 $EXTCMD{$name} = [$cb, $caller]; 856 $EXTCMD{$name} = $cb;
926} 857}
927 858
928cf::player->attach ( 859cf::player->attach (
929 on_command => sub { 860 on_command => sub {
930 my ($pl, $name, $params) = @_; 861 my ($pl, $name, $params) = @_;
… …
943 874
944 my $msg = eval { from_json $buf }; 875 my $msg = eval { from_json $buf };
945 876
946 if (ref $msg) { 877 if (ref $msg) {
947 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 878 if (my $cb = $EXTCMD{$msg->{msgtype}}) {
948 if (my %reply = $cb->[0]->($pl, $msg)) { 879 if (my %reply = $cb->($pl, $msg)) {
949 $pl->ext_reply ($msg->{msgid}, %reply); 880 $pl->ext_reply ($msg->{msgid}, %reply);
950 } 881 }
951 } 882 }
952 } else { 883 } else {
953 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 884 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
… …
955 886
956 cf::override; 887 cf::override;
957 }, 888 },
958); 889);
959 890
960sub register {
961 my ($base, $pkg) = @_;
962
963 #TODO
964}
965
966sub load_extension { 891sub load_extension {
967 my ($path) = @_; 892 my ($path) = @_;
968 893
969 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 894 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
970 my $base = $1; 895 my $base = $1;
971 my $pkg = $1; 896 my $pkg = $1;
972 $pkg =~ s/[^[:word:]]/_/g; 897 $pkg =~ s/[^[:word:]]/_/g;
973 $pkg = "ext::$pkg"; 898 $pkg = "ext::$pkg";
974 899
975 warn "loading '$path' into '$pkg'\n"; 900 warn "... loading '$path' into '$pkg'\n";
976 901
977 open my $fh, "<:utf8", $path 902 open my $fh, "<:utf8", $path
978 or die "$path: $!"; 903 or die "$path: $!";
979 904
980 my $source = 905 my $source =
981 "package $pkg; use strict; use utf8;\n" 906 "package $pkg; use strict; use utf8;\n"
982 . "#line 1 \"$path\"\n{\n" 907 . "#line 1 \"$path\"\n{\n"
983 . (do { local $/; <$fh> }) 908 . (do { local $/; <$fh> })
984 . "\n};\n1"; 909 . "\n};\n1";
985 910
986 eval $source 911 unless (eval $source) {
987 or die $@ ? "$path: $@\n" 912 my $msg = $@ ? "$path: $@\n"
988 : "extension disabled.\n"; 913 : "extension disabled.\n";
989 914 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
990 push @exts, $pkg; 915 warn $@;
991 $ext_pkg{$base} = $pkg; 916 warn "mandatory extension failed to load, exiting.\n";
992 917 exit 1;
993# no strict 'refs'; 918 }
994# @{"$pkg\::ISA"} = ext::; 919 die $@;
995
996 register $base, $pkg;
997}
998
999sub unload_extension {
1000 my ($pkg) = @_;
1001
1002 warn "removing extension $pkg\n";
1003
1004 # remove hooks
1005 #TODO
1006# for my $idx (0 .. $#PLUGIN_EVENT) {
1007# delete $hook[$idx]{$pkg};
1008# } 920 }
1009 921
1010 # remove commands 922 push @EXTS, $pkg;
1011 for my $name (keys %COMMAND) {
1012 my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1013
1014 if (@cb) {
1015 $COMMAND{$name} = \@cb;
1016 } else {
1017 delete $COMMAND{$name};
1018 }
1019 }
1020
1021 # remove extcmds
1022 for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1023 delete $EXTCMD{$name};
1024 }
1025
1026 if (my $cb = $pkg->can ("unload")) {
1027 eval {
1028 $cb->($pkg);
1029 1
1030 } or warn "$pkg unloaded, but with errors: $@";
1031 }
1032
1033 Symbol::delete_package $pkg;
1034} 923}
1035 924
1036sub load_extensions { 925sub load_extensions {
1037 for my $ext (<$LIBDIR/*.ext>) { 926 for my $ext (<$LIBDIR/*.ext>) {
1038 next unless -r $ext; 927 next unless -r $ext;
… …
1042 } or warn "$ext not loaded: $@"; 931 } or warn "$ext not loaded: $@";
1043 } 932 }
1044} 933}
1045 934
1046############################################################################# 935#############################################################################
1047# load/save/clean perl data associated with a map
1048
1049*cf::mapsupport::on_clean = sub {
1050 my ($map) = @_;
1051
1052 my $path = $map->tmpname;
1053 defined $path or return;
1054
1055 unlink "$path.pst";
1056};
1057
1058cf::map->attach (prio => -10000, package => cf::mapsupport::);
1059
1060#############################################################################
1061# load/save perl data associated with player->ob objects
1062
1063sub all_objects(@) {
1064 @_, map all_objects ($_->inv), @_
1065}
1066
1067# TODO: compatibility cruft, remove when no longer needed
1068cf::player->attach (
1069 on_load => sub {
1070 my ($pl, $path) = @_;
1071
1072 for my $o (all_objects $pl->ob) {
1073 if (my $value = $o->get_ob_key_value ("_perl_data")) {
1074 $o->set_ob_key_value ("_perl_data");
1075
1076 %$o = %{ Storable::thaw pack "H*", $value };
1077 }
1078 }
1079 },
1080);
1081
1082#############################################################################
1083 936
1084=head2 CORE EXTENSIONS 937=head2 CORE EXTENSIONS
1085 938
1086Functions and methods that extend core crossfire objects. 939Functions and methods that extend core crossfire objects.
1087 940
941=cut
942
943package cf::player;
944
945use Coro::AIO;
946
1088=head3 cf::player 947=head3 cf::player
1089 948
1090=over 4 949=over 4
1091 950
1092=item cf::player::exists $login 951=item cf::player::find $login
1093 952
1094Returns true when the given account exists. 953Returns the given player object, loading it if necessary (might block).
1095 954
1096=cut 955=cut
1097 956
1098sub cf::player::exists($) { 957sub playerdir($) {
1099 cf::player::find $_[0] 958 cf::localdir
1100 or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; 959 . "/"
960 . cf::playerdir
961 . "/"
962 . (ref $_[0] ? $_[0]->ob->name : $_[0])
1101} 963}
1102 964
965sub path($) {
966 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
967
968 (playerdir $login) . "/playerdata"
969}
970
971sub find_active($) {
972 $cf::PLAYER{$_[0]}
973 and $cf::PLAYER{$_[0]}->active
974 and $cf::PLAYER{$_[0]}
975}
976
977sub exists($) {
978 my ($login) = @_;
979
980 $cf::PLAYER{$login}
981 or cf::sync_job { !aio_stat path $login }
982}
983
984sub find($) {
985 return $cf::PLAYER{$_[0]} || do {
986 my $login = $_[0];
987
988 my $guard = cf::lock_acquire "user_find:$login";
989
990 $cf::PLAYER{$_[0]} || do {
991 # rename old playerfiles to new ones
992 #TODO: remove when no longer required
993 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
994 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
995 aio_unlink +(playerdir $login) . "/$login.pl.pst";
996 aio_unlink +(playerdir $login) . "/$login.pl";
997
998 my $pl = load_pl path $login
999 or return;
1000 $cf::PLAYER{$login} = $pl
1001 }
1002 }
1003}
1004
1005sub save($) {
1006 my ($pl) = @_;
1007
1008 return if $pl->{deny_save};
1009
1010 my $path = path $pl;
1011 my $guard = cf::lock_acquire "user_save:$path";
1012
1013 return if $pl->{deny_save};
1014
1015 aio_mkdir playerdir $pl, 0770;
1016 $pl->{last_save} = $cf::RUNTIME;
1017
1018 $pl->save_pl ($path);
1019 Coro::cede;
1020}
1021
1022sub new($) {
1023 my ($login) = @_;
1024
1025 my $self = create;
1026
1027 $self->ob->name ($login);
1028 $self->{deny_save} = 1;
1029
1030 $cf::PLAYER{$login} = $self;
1031
1032 $self
1033}
1034
1035=item $pl->quit_character
1036
1037Nukes the player without looking back. If logged in, the connection will
1038be destroyed. May block for a long time.
1039
1040=cut
1041
1042sub quit_character {
1043 my ($pl) = @_;
1044
1045 my $name = $pl->ob->name;
1046
1047 $pl->{deny_save} = 1;
1048 $pl->password ("*"); # this should lock out the player until we nuked the dir
1049
1050 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1051 $pl->deactivate;
1052 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1053 $pl->ns->destroy if $pl->ns;
1054
1055 my $path = playerdir $pl;
1056 my $temp = "$path~$cf::RUNTIME~deleting~";
1057 aio_rename $path, $temp;
1058 delete $cf::PLAYER{$pl->ob->name};
1059 $pl->destroy;
1060
1061 my $prefix = qr<^~\Q$name\E/>;
1062
1063 # nuke player maps
1064 $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
1065
1066 IO::AIO::aio_rmtree $temp;
1067}
1068
1069=item $pl->kick
1070
1071Kicks a player out of the game. This destroys the connection.
1072
1073=cut
1074
1075sub kick {
1076 my ($pl, $kicker) = @_;
1077
1078 $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
1079 $pl->killer ("kicked");
1080 $pl->ns->destroy;
1081}
1082
1083=item cf::player::list_logins
1084
1085Returns am arrayref of all valid playernames in the system, can take a
1086while and may block, so not sync_job-capable, ever.
1087
1088=cut
1089
1090sub list_logins {
1091 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
1092 or return [];
1093
1094 my @logins;
1095
1096 for my $login (@$dirs) {
1097 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1098 aio_read $fh, 0, 512, my $buf, 0 or next;
1099 $buf !~ /^password -------------$/m or next; # official not-valid tag
1100
1101 utf8::decode $login;
1102 push @logins, $login;
1103 }
1104
1105 \@logins
1106}
1107
1108=item $player->maps
1109
1110Returns an arrayref of map paths that are private for this
1111player. May block.
1112
1113=cut
1114
1115sub maps($) {
1116 my ($pl) = @_;
1117
1118 $pl = ref $pl ? $pl->ob->name : $pl;
1119
1120 my $files = aio_readdir playerdir $pl
1121 or return;
1122
1123 my @paths;
1124
1125 for (@$files) {
1126 utf8::decode $_;
1127 next if /\.(?:pl|pst)$/;
1128 next unless /^$PATH_SEP/o;
1129
1130 push @paths, cf::map::normalise "~$pl/$_";
1131 }
1132
1133 \@paths
1134}
1135
1103=item $player->ext_reply ($msgid, $msgtype, %msg) 1136=item $player->ext_reply ($msgid, %msg)
1104 1137
1105Sends an ext reply to the player. 1138Sends an ext reply to the player.
1106 1139
1107=cut 1140=cut
1108 1141
1109sub cf::player::ext_reply($$$%) { 1142sub ext_reply($$%) {
1110 my ($self, $id, %msg) = @_; 1143 my ($self, $id, %msg) = @_;
1111 1144
1112 $msg{msgid} = $id; 1145 $msg{msgid} = $id;
1113 1146
1114 $self->send ("ext " . to_json \%msg); 1147 $self->send ("ext " . cf::to_json \%msg);
1115} 1148}
1149
1150=item $player->ext_event ($type, %msg)
1151
1152Sends an ext event to the client.
1153
1154=cut
1155
1156sub ext_event($$%) {
1157 my ($self, $type, %msg) = @_;
1158
1159 $self->ns->ext_event ($type, %msg);
1160}
1161
1162package cf;
1116 1163
1117=back 1164=back
1118 1165
1119 1166
1120=head3 cf::map 1167=head3 cf::map
… …
1126package cf::map; 1173package cf::map;
1127 1174
1128use Fcntl; 1175use Fcntl;
1129use Coro::AIO; 1176use Coro::AIO;
1130 1177
1178use overload
1179 '""' => \&as_string,
1180 fallback => 1;
1181
1131our $MAX_RESET = 7200; 1182our $MAX_RESET = 3600;
1132our $DEFAULT_RESET = 3600; 1183our $DEFAULT_RESET = 3000;
1133 1184
1134sub generate_random_map { 1185sub generate_random_map {
1135 my ($path, $rmp) = @_; 1186 my ($self, $rmp) = @_;
1136
1137 # mit "rum" bekleckern, nicht 1187 # mit "rum" bekleckern, nicht
1138 cf::map::_create_random_map 1188 $self->_create_random_map (
1139 $path,
1140 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1189 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1141 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1190 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1142 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1191 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1143 $rmp->{exit_on_final_map}, 1192 $rmp->{exit_on_final_map},
1144 $rmp->{xsize}, $rmp->{ysize}, 1193 $rmp->{xsize}, $rmp->{ysize},
1145 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1194 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1146 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1195 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1147 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1196 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1148 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1197 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1149 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1198 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1150 (cf::region::find $rmp->{region}) 1199 (cf::region::find $rmp->{region}), $rmp->{custom}
1200 )
1201}
1202
1203=item cf::map->register ($regex, $prio)
1204
1205Register a handler for the map path matching the given regex at the
1206givne priority (higher is better, built-in handlers have priority 0, the
1207default).
1208
1209=cut
1210
1211sub register {
1212 my (undef, $regex, $prio) = @_;
1213 my $pkg = caller;
1214
1215 no strict;
1216 push @{"$pkg\::ISA"}, __PACKAGE__;
1217
1218 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1219}
1220
1221# also paths starting with '/'
1222$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1223
1224sub thawer_merge {
1225 my ($self, $merge) = @_;
1226
1227 # we have to keep some variables in memory intact
1228 local $self->{path};
1229 local $self->{load_path};
1230 local $self->{deny_save};
1231 local $self->{deny_reset};
1232
1233 $self->SUPER::thawer_merge ($merge);
1234}
1235
1236sub normalise {
1237 my ($path, $base) = @_;
1238
1239 $path = "$path"; # make sure its a string
1240
1241 $path =~ s/\.map$//;
1242
1243 # map plan:
1244 #
1245 # /! non-realised random map exit (special hack!)
1246 # {... are special paths that are not being touched
1247 # ?xxx/... are special absolute paths
1248 # ?random/... random maps
1249 # /... normal maps
1250 # ~user/... per-player map of a specific user
1251
1252 $path =~ s/$PATH_SEP/\//go;
1253
1254 # treat it as relative path if it starts with
1255 # something that looks reasonable
1256 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1257 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1258
1259 $base =~ s{[^/]+/?$}{};
1260 $path = "$base/$path";
1261 }
1262
1263 for ($path) {
1264 redo if s{//}{/};
1265 redo if s{/\.?/}{/};
1266 redo if s{/[^/]+/\.\./}{/};
1267 }
1268
1269 $path
1270}
1271
1272sub new_from_path {
1273 my (undef, $path, $base) = @_;
1274
1275 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1276
1277 $path = normalise $path, $base;
1278
1279 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1280 if ($path =~ $EXT_MAP{$pkg}[1]) {
1281 my $self = bless cf::map::new, $pkg;
1282 $self->{path} = $path; $self->path ($path);
1283 $self->init; # pass $1 etc.
1284 return $self;
1285 }
1286 }
1287
1288 Carp::carp "unable to resolve path '$path' (base '$base').";
1289 ()
1290}
1291
1292sub init {
1293 my ($self) = @_;
1294
1295 $self
1296}
1297
1298sub as_string {
1299 my ($self) = @_;
1300
1301 "$self->{path}"
1302}
1303
1304# the displayed name, this is a one way mapping
1305sub visible_name {
1306 &as_string
1307}
1308
1309# the original (read-only) location
1310sub load_path {
1311 my ($self) = @_;
1312
1313 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1314}
1315
1316# the temporary/swap location
1317sub save_path {
1318 my ($self) = @_;
1319
1320 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1321 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1322}
1323
1324# the unique path, undef == no special unique path
1325sub uniq_path {
1326 my ($self) = @_;
1327
1328 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1329 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1151} 1330}
1152 1331
1153# and all this just because we cannot iterate over 1332# and all this just because we cannot iterate over
1154# all maps in C++... 1333# all maps in C++...
1155sub change_all_map_light { 1334sub change_all_map_light {
… …
1157 1336
1158 $_->change_map_light ($change) 1337 $_->change_map_light ($change)
1159 for grep $_->outdoor, values %cf::MAP; 1338 for grep $_->outdoor, values %cf::MAP;
1160} 1339}
1161 1340
1341sub unlink_save {
1342 my ($self) = @_;
1343
1344 utf8::encode (my $save = $self->save_path);
1345 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1346 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1347}
1348
1162sub try_load_header($) { 1349sub load_header_from($) {
1163 my ($path) = @_; 1350 my ($self, $path) = @_;
1164 1351
1165 utf8::encode $path; 1352 utf8::encode $path;
1166 aio_open $path, O_RDONLY, 0 1353 #aio_open $path, O_RDONLY, 0
1354 # or return;
1355
1356 $self->_load_header ($path)
1167 or return; 1357 or return;
1168 1358
1169 my $map = cf::map::new 1359 $self->{load_path} = $path;
1360
1361 1
1362}
1363
1364sub load_header_orig {
1365 my ($self) = @_;
1366
1367 $self->load_header_from ($self->load_path)
1368}
1369
1370sub load_header_temp {
1371 my ($self) = @_;
1372
1373 $self->load_header_from ($self->save_path)
1374}
1375
1376sub prepare_temp {
1377 my ($self) = @_;
1378
1379 $self->last_access ((delete $self->{last_access})
1380 || $cf::RUNTIME); #d#
1381 # safety
1382 $self->{instantiate_time} = $cf::RUNTIME
1383 if $self->{instantiate_time} > $cf::RUNTIME;
1384}
1385
1386sub prepare_orig {
1387 my ($self) = @_;
1388
1389 $self->{load_original} = 1;
1390 $self->{instantiate_time} = $cf::RUNTIME;
1391 $self->last_access ($cf::RUNTIME);
1392 $self->instantiate;
1393}
1394
1395sub load_header {
1396 my ($self) = @_;
1397
1398 if ($self->load_header_temp) {
1399 $self->prepare_temp;
1400 } else {
1401 $self->load_header_orig
1170 or return; 1402 or return;
1403 $self->prepare_orig;
1404 }
1171 1405
1172 $map->load_header ($path) 1406 1
1173 or return;
1174
1175 $map->{load_path} = $path;
1176
1177 $map
1178} 1407}
1179 1408
1409sub find;
1180sub find_map { 1410sub find {
1181 my ($path, $origin) = @_; 1411 my ($path, $origin) = @_;
1182 1412
1183 #warn "find_map<$path,$origin>\n";#d#
1184
1185 $path = new cf::path $path, $origin && $origin->path; 1413 $path = normalise $path, $origin && $origin->path;
1186 my $key = $path->as_string;
1187 1414
1188 cf::lock_wait "map_find:$key"; 1415 cf::lock_wait "map_find:$path";
1189 1416
1190 $cf::MAP{$key} || do { 1417 $cf::MAP{$path} || do {
1191 my $guard = cf::lock_acquire "map_find:$key"; 1418 my $guard = cf::lock_acquire "map_find:$path";
1192 1419 my $map = new_from_path cf::map $path
1193 # do it the slow way
1194 my $map = try_load_header $path->save_path;
1195
1196 if ($map) {
1197 # safety
1198 $map->{instantiate_time} = $cf::RUNTIME
1199 if $map->{instantiate_time} > $cf::RUNTIME;
1200 } else {
1201 if (my $rmp = $path->random_map_params) {
1202 $map = generate_random_map $key, $rmp;
1203 } else {
1204 $map = try_load_header $path->load_path;
1205 }
1206
1207 $map or return; 1420 or return;
1208 1421
1209 $map->{load_original} = 1;
1210 $map->{instantiate_time} = $cf::RUNTIME;
1211 $map->instantiate;
1212
1213 # per-player maps become, after loading, normal maps
1214 $map->per_player (0) if $path->{user_rel};
1215 }
1216
1217 $map->path ($key);
1218 $map->{path} = $path;
1219 $map->{last_save} = $cf::RUNTIME; 1422 $map->{last_save} = $cf::RUNTIME;
1220 $map->last_access ($cf::RUNTIME);
1221 1423
1222 if ($map->should_reset) { 1424 $map->load_header
1425 or return;
1426
1427 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1428 # doing this can freeze the server in a sync job, obviously
1429 #$cf::WAIT_FOR_TICK->wait;
1223 $map->reset; 1430 $map->reset;
1224 undef $guard; 1431 undef $guard;
1225 $map = cf::map::find_map ($path) 1432 return find $path;
1226 or return;
1227 } 1433 }
1228 1434
1229 $cf::MAP{$key} = $map 1435 $cf::MAP{$path} = $map
1230 } 1436 }
1231} 1437}
1438
1439sub pre_load { }
1440sub post_load { }
1232 1441
1233sub load { 1442sub load {
1234 my ($self) = @_; 1443 my ($self) = @_;
1235 1444
1445 local $self->{deny_reset} = 1; # loading can take a long time
1446
1236 my $path = $self->{path}; 1447 my $path = $self->{path};
1237 my $guard = cf::lock_acquire "map_load:" . $path->as_string; 1448 my $guard = cf::lock_acquire "map_load:$path";
1238 1449
1239 return if $self->in_memory != cf::MAP_SWAPPED; 1450 return if $self->in_memory != cf::MAP_SWAPPED;
1240 1451
1241 $self->in_memory (cf::MAP_LOADING); 1452 $self->in_memory (cf::MAP_LOADING);
1242 1453
1243 $self->alloc; 1454 $self->alloc;
1455
1456 $self->pre_load;
1457
1244 $self->load_objects ($self->{load_path}, 1) 1458 $self->_load_objects ($self->{load_path}, 1)
1245 or return; 1459 or return;
1246 1460
1247 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1461 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1248 if delete $self->{load_original}; 1462 if delete $self->{load_original};
1249 1463
1250 if (my $uniq = $path->uniq_path) { 1464 if (my $uniq = $self->uniq_path) {
1251 utf8::encode $uniq; 1465 utf8::encode $uniq;
1252 if (aio_open $uniq, O_RDONLY, 0) { 1466 if (aio_open $uniq, O_RDONLY, 0) {
1253 $self->clear_unique_items; 1467 $self->clear_unique_items;
1254 $self->load_objects ($uniq, 0); 1468 $self->_load_objects ($uniq, 0);
1255 } 1469 }
1256 } 1470 }
1471
1472 Coro::cede;
1257 1473
1258 # now do the right thing for maps 1474 # now do the right thing for maps
1259 $self->link_multipart_objects; 1475 $self->link_multipart_objects;
1260 1476
1261 if ($self->{path}->is_style_map) { 1477 unless ($self->{deny_activate}) {
1262 $self->{deny_save} = 1; 1478 $self->decay_objects;
1263 $self->{deny_reset} = 1;
1264 } else {
1265 $self->fix_auto_apply; 1479 $self->fix_auto_apply;
1266 $self->decay_objects;
1267 $self->update_buttons; 1480 $self->update_buttons;
1481 Coro::cede;
1268 $self->set_darkness_map; 1482 $self->set_darkness_map;
1269 $self->difficulty ($self->estimate_difficulty) 1483 $self->difficulty ($self->estimate_difficulty)
1270 unless $self->difficulty; 1484 unless $self->difficulty;
1485 Coro::cede;
1271 $self->activate; 1486 $self->activate;
1272 } 1487 }
1273 1488
1489 $self->post_load;
1490
1274 $self->in_memory (cf::MAP_IN_MEMORY); 1491 $self->in_memory (cf::MAP_IN_MEMORY);
1275} 1492}
1276 1493
1277sub load_map_sync { 1494sub customise_for {
1495 my ($self, $ob) = @_;
1496
1497 return find "~" . $ob->name . "/" . $self->{path}
1498 if $self->per_player;
1499
1500 $self
1501}
1502
1503# find and load all maps in the 3x3 area around a map
1504sub load_diag {
1505 my ($map) = @_;
1506
1507 my @diag; # diagonal neighbours
1508
1509 for (0 .. 3) {
1510 my $neigh = $map->tile_path ($_)
1511 or next;
1512 $neigh = find $neigh, $map
1513 or next;
1514 $neigh->load;
1515
1516 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1517 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1518 }
1519
1520 for (@diag) {
1521 my $neigh = find @$_
1522 or next;
1523 $neigh->load;
1524 }
1525}
1526
1527sub find_sync {
1278 my ($path, $origin) = @_; 1528 my ($path, $origin) = @_;
1279 1529
1280 #warn "load_map_sync<$path, $origin>\n";#d# 1530 cf::sync_job { find $path, $origin }
1531}
1281 1532
1282 cf::sync_job { 1533sub do_load_sync {
1283 my $map = cf::map::find_map $path, $origin 1534 my ($map) = @_;
1284 or return; 1535
1536 cf::sync_job { $map->load };
1537}
1538
1539our %MAP_PREFETCH;
1540our $MAP_PREFETCHER = undef;
1541
1542sub find_async {
1543 my ($path, $origin) = @_;
1544
1545 $path = normalise $path, $origin && $origin->{path};
1546
1547 if (my $map = $cf::MAP{$path}) {
1548 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1549 }
1550
1551 undef $MAP_PREFETCH{$path};
1552 $MAP_PREFETCHER ||= cf::async {
1553 while (%MAP_PREFETCH) {
1554 for my $path (keys %MAP_PREFETCH) {
1555 my $map = find $path
1556 or next;
1285 $map->load; 1557 $map->load;
1286 $map 1558
1559 delete $MAP_PREFETCH{$path};
1560 }
1561 }
1562 undef $MAP_PREFETCHER;
1287 } 1563 };
1564 $MAP_PREFETCHER->prio (6);
1565
1566 ()
1288} 1567}
1289 1568
1290sub save { 1569sub save {
1291 my ($self) = @_; 1570 my ($self) = @_;
1292 1571
1572 my $lock = cf::lock_acquire "map_data:" . $self->path;
1573
1293 $self->{last_save} = $cf::RUNTIME; 1574 $self->{last_save} = $cf::RUNTIME;
1294 1575
1295 return unless $self->dirty; 1576 return unless $self->dirty;
1296 1577
1297 my $save = $self->{path}->save_path; utf8::encode $save; 1578 my $save = $self->save_path; utf8::encode $save;
1298 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1579 my $uniq = $self->uniq_path; utf8::encode $uniq;
1299 1580
1300 $self->{load_path} = $save; 1581 $self->{load_path} = $save;
1301 1582
1302 return if $self->{deny_save}; 1583 return if $self->{deny_save};
1303 1584
1585 local $self->{last_access} = $self->last_access;#d#
1586
1587 cf::async {
1588 $_->contr->save for $self->players;
1589 };
1590
1304 if ($uniq) { 1591 if ($uniq) {
1305 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1592 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1306 $self->save_objects ($uniq, cf::IO_UNIQUES); 1593 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1307 } else { 1594 } else {
1308 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1595 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1309 } 1596 }
1310} 1597}
1311 1598
1312sub swap_out { 1599sub swap_out {
1313 my ($self) = @_; 1600 my ($self) = @_;
1601
1602 # save first because save cedes
1603 $self->save;
1604
1605 my $lock = cf::lock_acquire "map_data:" . $self->path;
1314 1606
1315 return if $self->players; 1607 return if $self->players;
1316 return if $self->in_memory != cf::MAP_IN_MEMORY; 1608 return if $self->in_memory != cf::MAP_IN_MEMORY;
1317 return if $self->{deny_save}; 1609 return if $self->{deny_save};
1318 1610
1319 $self->save;
1320 $self->clear; 1611 $self->clear;
1321 $self->in_memory (cf::MAP_SWAPPED); 1612 $self->in_memory (cf::MAP_SWAPPED);
1322} 1613}
1323 1614
1324sub reset_at { 1615sub reset_at {
1325 my ($self) = @_; 1616 my ($self) = @_;
1326 1617
1327 # TODO: safety, remove and allow resettable per-player maps 1618 # TODO: safety, remove and allow resettable per-player maps
1328 return 1e99 if $self->{path}{user_rel}; 1619 return 1e99 if $self->isa ("ext::map_per_player");#d#
1329 return 1e99 if $self->{deny_reset}; 1620 return 1e99 if $self->{deny_reset};
1330 1621
1331 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1622 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1623 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1333 1624
… …
1338 my ($self) = @_; 1629 my ($self) = @_;
1339 1630
1340 $self->reset_at <= $cf::RUNTIME 1631 $self->reset_at <= $cf::RUNTIME
1341} 1632}
1342 1633
1343sub unlink_save {
1344 my ($self) = @_;
1345
1346 utf8::encode (my $save = $self->{path}->save_path);
1347 aioreq_pri 3; IO::AIO::aio_unlink $save;
1348 aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1349}
1350
1351sub rename {
1352 my ($self, $new_path) = @_;
1353
1354 $self->unlink_save;
1355
1356 delete $cf::MAP{$self->path};
1357 $self->{path} = new cf::path $new_path;
1358 $self->path ($self->{path}->as_string);
1359 $cf::MAP{$self->path} = $self;
1360
1361 $self->save;
1362}
1363
1364sub reset { 1634sub reset {
1365 my ($self) = @_; 1635 my ($self) = @_;
1366 1636
1637 my $lock = cf::lock_acquire "map_data:$self->{path}";
1638
1367 return if $self->players; 1639 return if $self->players;
1368 return if $self->{path}{user_rel};#d# 1640 return if $self->isa ("ext::map_per_player");#d#
1369 1641
1370 warn "resetting map ", $self->path;#d# 1642 warn "resetting map ", $self->path;#d#
1371 1643
1644 $self->in_memory (cf::MAP_SWAPPED);
1645
1646 # need to save uniques path
1647 unless ($self->{deny_save}) {
1648 my $uniq = $self->uniq_path; utf8::encode $uniq;
1649
1650 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1651 if $uniq;
1652 }
1653
1372 delete $cf::MAP{$self->path}; 1654 delete $cf::MAP{$self->path};
1655
1656 $self->clear;
1373 1657
1374 $_->clear_links_to ($self) for values %cf::MAP; 1658 $_->clear_links_to ($self) for values %cf::MAP;
1375 1659
1376 $self->unlink_save; 1660 $self->unlink_save;
1377 $self->destroy; 1661 $self->destroy;
… …
1380my $nuke_counter = "aaaa"; 1664my $nuke_counter = "aaaa";
1381 1665
1382sub nuke { 1666sub nuke {
1383 my ($self) = @_; 1667 my ($self) = @_;
1384 1668
1669 delete $cf::MAP{$self->path};
1670
1671 $self->unlink_save;
1672
1673 bless $self, "cf::map";
1674 delete $self->{deny_reset};
1385 $self->{deny_save} = 1; 1675 $self->{deny_save} = 1;
1386 $self->reset_timeout (1); 1676 $self->reset_timeout (1);
1387 $self->rename ("{nuke}/" . ($nuke_counter++)); 1677 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1678
1679 $cf::MAP{$self->path} = $self;
1680
1388 $self->reset; # polite request, might not happen 1681 $self->reset; # polite request, might not happen
1389} 1682}
1390 1683
1391sub customise_for { 1684=item cf::map::unique_maps
1392 my ($map, $ob) = @_;
1393 1685
1394 if ($map->per_player) { 1686Returns an arrayref of paths of all shared maps that have
1395 return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; 1687instantiated unique items. May block.
1396 }
1397 1688
1398 $map 1689=cut
1399}
1400 1690
1401sub emergency_save { 1691sub unique_maps() {
1402 local $cf::FREEZE = 1; 1692 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
1693 or return;
1403 1694
1404 warn "enter emergency map save\n"; 1695 my @paths;
1405 1696
1406 cf::sync_job { 1697 for (@$files) {
1407 warn "begin emergency map save\n"; 1698 utf8::decode $_;
1408 $_->save for values %cf::MAP; 1699 next if /\.pst$/;
1700 next unless /^$PATH_SEP/o;
1701
1702 push @paths, cf::map::normalise $_;
1409 }; 1703 }
1410 1704
1411 warn "end emergency map save\n"; 1705 \@paths
1412} 1706}
1413 1707
1414package cf; 1708package cf;
1415 1709
1416=back 1710=back
1417 1711
1712=head3 cf::object
1713
1714=cut
1715
1716package cf::object;
1717
1718=over 4
1719
1720=item $ob->inv_recursive
1721
1722Returns the inventory of the object _and_ their inventories, recursively.
1723
1724=cut
1725
1726sub inv_recursive_;
1727sub inv_recursive_ {
1728 map { $_, inv_recursive_ $_->inv } @_
1729}
1730
1731sub inv_recursive {
1732 inv_recursive_ inv $_[0]
1733}
1734
1735package cf;
1736
1737=back
1418 1738
1419=head3 cf::object::player 1739=head3 cf::object::player
1420 1740
1421=over 4 1741=over 4
1422 1742
… …
1462 1782
1463=item $player_object->enter_link 1783=item $player_object->enter_link
1464 1784
1465Freezes the player and moves him/her to a special map (C<{link}>). 1785Freezes the player and moves him/her to a special map (C<{link}>).
1466 1786
1467The player should be reaosnably safe there for short amounts of time. You 1787The player should be reasonably safe there for short amounts of time. You
1468I<MUST> call C<leave_link> as soon as possible, though. 1788I<MUST> call C<leave_link> as soon as possible, though.
1469 1789
1790Will never block.
1791
1470=item $player_object->leave_link ($map, $x, $y) 1792=item $player_object->leave_link ($map, $x, $y)
1471 1793
1472Moves the player out of the specila link map onto the given map. If the 1794Moves the player out of the special C<{link}> map onto the specified
1473map is not valid (or omitted), the player will be moved back to the 1795map. If the map is not valid (or omitted), the player will be moved back
1474location he/she was before the call to C<enter_link>, or, if that fails, 1796to the location he/she was before the call to C<enter_link>, or, if that
1475to the emergency map position. 1797fails, to the emergency map position.
1476 1798
1477Might block. 1799Might block.
1478 1800
1479=cut 1801=cut
1802
1803sub link_map {
1804 unless ($LINK_MAP) {
1805 $LINK_MAP = cf::map::find "{link}"
1806 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1807 $LINK_MAP->load;
1808 }
1809
1810 $LINK_MAP
1811}
1480 1812
1481sub cf::object::player::enter_link { 1813sub cf::object::player::enter_link {
1482 my ($self) = @_; 1814 my ($self) = @_;
1483 1815
1484 $self->deactivate_recursive; 1816 $self->deactivate_recursive;
1485 1817
1486 return if $self->map == $LINK_MAP; 1818 return if UNIVERSAL::isa $self->map, "ext::map_link";
1487 1819
1488 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1820 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1489 if $self->map; 1821 if $self->map;
1490 1822
1491 $self->enter_map ($LINK_MAP, 20, 20); 1823 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1492} 1824}
1493 1825
1494sub cf::object::player::leave_link { 1826sub cf::object::player::leave_link {
1495 my ($self, $map, $x, $y) = @_; 1827 my ($self, $map, $x, $y) = @_;
1496 1828
1497 my $link_pos = delete $self->{_link_pos}; 1829 my $link_pos = delete $self->{_link_pos};
1498 1830
1499 unless ($map) { 1831 unless ($map) {
1500 # restore original map position 1832 # restore original map position
1501 ($map, $x, $y) = @{ $link_pos || [] }; 1833 ($map, $x, $y) = @{ $link_pos || [] };
1502 $map = cf::map::find_map $map; 1834 $map = cf::map::find $map;
1503 1835
1504 unless ($map) { 1836 unless ($map) {
1505 ($map, $x, $y) = @$EMERGENCY_POSITION; 1837 ($map, $x, $y) = @$EMERGENCY_POSITION;
1506 $map = cf::map::find_map $map 1838 $map = cf::map::find $map
1507 or die "FATAL: cannot load emergency map\n"; 1839 or die "FATAL: cannot load emergency map\n";
1508 } 1840 }
1509 } 1841 }
1510 1842
1511 ($x, $y) = (-1, -1) 1843 ($x, $y) = (-1, -1)
… …
1514 # use -1 or undef as default coordinates, not 0, 0 1846 # use -1 or undef as default coordinates, not 0, 0
1515 ($x, $y) = ($map->enter_x, $map->enter_y) 1847 ($x, $y) = ($map->enter_x, $map->enter_y)
1516 if $x <=0 && $y <= 0; 1848 if $x <=0 && $y <= 0;
1517 1849
1518 $map->load; 1850 $map->load;
1851 $map->load_diag;
1519 1852
1853 return unless $self->contr->active;
1520 $self->activate_recursive; 1854 $self->activate_recursive;
1855
1856 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1521 $self->enter_map ($map, $x, $y); 1857 $self->enter_map ($map, $x, $y);
1522} 1858}
1523 1859
1524cf::player->attach ( 1860cf::player->attach (
1525 on_logout => sub { 1861 on_logout => sub {
… …
1537 1873
1538 # try to abort aborted map switching on player login :) 1874 # try to abort aborted map switching on player login :)
1539 # should happen only on crashes 1875 # should happen only on crashes
1540 if ($pl->ob->{_link_pos}) { 1876 if ($pl->ob->{_link_pos}) {
1541 $pl->ob->enter_link; 1877 $pl->ob->enter_link;
1542 Coro::async { 1878 (async {
1879 $pl->ob->reply (undef,
1880 "There was an internal problem at your last logout, "
1881 . "the server will try to bring you to your intended destination in a second.",
1882 cf::NDI_RED);
1543 # we need this sleep as the login has a concurrent enter_exit running 1883 # we need this sleep as the login has a concurrent enter_exit running
1544 # and this sleep increases chances of the player not ending up in scorn 1884 # and this sleep increases chances of the player not ending up in scorn
1545 Coro::Timer::sleep 1; 1885 Coro::Timer::sleep 1;
1546 $pl->ob->leave_link; 1886 $pl->ob->leave_link;
1547 }; 1887 })->prio (2);
1548 } 1888 }
1549 }, 1889 },
1550); 1890);
1551 1891
1552=item $player_object->goto_map ($path, $x, $y) 1892=item $player_object->goto ($path, $x, $y)
1553 1893
1554=cut 1894=cut
1555 1895
1556sub cf::object::player::goto_map { 1896sub cf::object::player::goto {
1557 my ($self, $path, $x, $y) = @_; 1897 my ($self, $path, $x, $y) = @_;
1558 1898
1559 $self->enter_link; 1899 $self->enter_link;
1560 1900
1561 (Coro::async { 1901 (async {
1562 $path = new cf::path $path; 1902 my $map = eval {
1563
1564 my $map = cf::map::find_map $path->as_string; 1903 my $map = cf::map::find $path;
1565 $map = $map->customise_for ($self) if $map; 1904 $map = $map->customise_for ($self) if $map;
1566 1905 $map
1567# warn "entering ", $map->path, " at ($x, $y)\n" 1906 } or
1568# if $map;
1569
1570 $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1907 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1571 1908
1572 $self->leave_link ($map, $x, $y); 1909 $self->leave_link ($map, $x, $y);
1573 })->prio (1); 1910 })->prio (1);
1574} 1911}
1575 1912
… …
1579 1916
1580sub parse_random_map_params { 1917sub parse_random_map_params {
1581 my ($spec) = @_; 1918 my ($spec) = @_;
1582 1919
1583 my $rmp = { # defaults 1920 my $rmp = { # defaults
1584 xsize => 10, 1921 xsize => (cf::rndm 15, 40),
1585 ysize => 10, 1922 ysize => (cf::rndm 15, 40),
1923 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1924 #layout => string,
1586 }; 1925 };
1587 1926
1588 for (split /\n/, $spec) { 1927 for (split /\n/, $spec) {
1589 my ($k, $v) = split /\s+/, $_, 2; 1928 my ($k, $v) = split /\s+/, $_, 2;
1590 1929
… …
1594 $rmp 1933 $rmp
1595} 1934}
1596 1935
1597sub prepare_random_map { 1936sub prepare_random_map {
1598 my ($exit) = @_; 1937 my ($exit) = @_;
1938
1939 my $guard = cf::lock_acquire "exit_prepare:$exit";
1599 1940
1600 # all this does is basically replace the /! path by 1941 # all this does is basically replace the /! path by
1601 # a new random map path (?random/...) with a seed 1942 # a new random map path (?random/...) with a seed
1602 # that depends on the exit object 1943 # that depends on the exit object
1603 1944
1604 my $rmp = parse_random_map_params $exit->msg; 1945 my $rmp = parse_random_map_params $exit->msg;
1605 1946
1606 if ($exit->map) { 1947 if ($exit->map) {
1607 $rmp->{region} = $exit->map->region_name; 1948 $rmp->{region} = $exit->region->name;
1608 $rmp->{origin_map} = $exit->map->path; 1949 $rmp->{origin_map} = $exit->map->path;
1609 $rmp->{origin_x} = $exit->x; 1950 $rmp->{origin_x} = $exit->x;
1610 $rmp->{origin_y} = $exit->y; 1951 $rmp->{origin_y} = $exit->y;
1611 } 1952 }
1612 1953
1613 $rmp->{random_seed} ||= $exit->random_seed; 1954 $rmp->{random_seed} ||= $exit->random_seed;
1614 1955
1615 my $data = cf::to_json $rmp; 1956 my $data = cf::to_json $rmp;
1616 my $md5 = Digest::MD5::md5_hex $data; 1957 my $md5 = Digest::MD5::md5_hex $data;
1958 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1617 1959
1618 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1960 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1619 aio_write $fh, 0, (length $data), $data, 0; 1961 aio_write $fh, 0, (length $data), $data, 0;
1962 undef $fh;
1963 aio_rename "$meta~", $meta;
1620 1964
1621 $exit->slaying ("?random/$md5"); 1965 $exit->slaying ("?random/$md5");
1622 $exit->msg (undef); 1966 $exit->msg (undef);
1623 } 1967 }
1624} 1968}
… …
1626sub cf::object::player::enter_exit { 1970sub cf::object::player::enter_exit {
1627 my ($self, $exit) = @_; 1971 my ($self, $exit) = @_;
1628 1972
1629 return unless $self->type == cf::PLAYER; 1973 return unless $self->type == cf::PLAYER;
1630 1974
1975 if ($exit->slaying eq "/!") {
1976 #TODO: this should de-fi-ni-te-ly not be a sync-job
1977 # the problem is that $exit might not survive long enough
1978 # so it needs to be done right now, right here
1979 cf::sync_job { prepare_random_map $exit };
1980 }
1981
1982 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1983 my $hp = $exit->stats->hp;
1984 my $sp = $exit->stats->sp;
1985
1631 $self->enter_link; 1986 $self->enter_link;
1632 1987
1633 (Coro::async { 1988 (async {
1989 $self->deactivate_recursive; # just to be sure
1634 unless (eval { 1990 unless (eval {
1635 1991 $self->goto ($slaying, $hp, $sp);
1636 prepare_random_map $exit
1637 if $exit->slaying eq "/!";
1638
1639 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1640 $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);
1641 1992
1642 1; 1993 1;
1643 }) { 1994 }) {
1644 $self->message ("Something went wrong deep within the crossfire server. " 1995 $self->message ("Something went wrong deep within the crossfire server. "
1645 . "I'll try to bring you back to the map you were before. " 1996 . "I'll try to bring you back to the map you were before. "
1646 . "Please report this to the dungeon master", 1997 . "Please report this to the dungeon master!",
1647 cf::NDI_UNIQUE | cf::NDI_RED); 1998 cf::NDI_UNIQUE | cf::NDI_RED);
1648 1999
1649 warn "ERROR in enter_exit: $@"; 2000 warn "ERROR in enter_exit: $@";
1650 $self->leave_link; 2001 $self->leave_link;
1651 } 2002 }
1652 })->prio (1); 2003 })->prio (1);
… …
1665 2016
1666sub cf::client::send_drawinfo { 2017sub cf::client::send_drawinfo {
1667 my ($self, $text, $flags) = @_; 2018 my ($self, $text, $flags) = @_;
1668 2019
1669 utf8::encode $text; 2020 utf8::encode $text;
1670 $self->send_packet (sprintf "drawinfo %d %s", $flags, $text); 2021 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1671} 2022}
1672 2023
2024=item $client->ext_event ($type, %msg)
2025
2026Sends an exti event to the client.
2027
2028=cut
2029
2030sub cf::client::ext_event($$%) {
2031 my ($self, $type, %msg) = @_;
2032
2033 $msg{msgtype} = "event_$type";
2034 $self->send_packet ("ext " . cf::to_json \%msg);
2035}
1673 2036
1674=item $success = $client->query ($flags, "text", \&cb) 2037=item $success = $client->query ($flags, "text", \&cb)
1675 2038
1676Queues a query to the client, calling the given callback with 2039Queues a query to the client, calling the given callback with
1677the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2040the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
… …
1702 on_reply => sub { 2065 on_reply => sub {
1703 my ($ns, $msg) = @_; 2066 my ($ns, $msg) = @_;
1704 2067
1705 # this weird shuffling is so that direct followup queries 2068 # this weird shuffling is so that direct followup queries
1706 # get handled first 2069 # get handled first
1707 my $queue = delete $ns->{query_queue}; 2070 my $queue = delete $ns->{query_queue}
2071 or return; # be conservative, not sure how that can happen, but we saw a crash here
1708 2072
1709 (shift @$queue)->[1]->($msg); 2073 (shift @$queue)->[1]->($msg);
2074 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1710 2075
1711 push @{ $ns->{query_queue} }, @$queue; 2076 push @{ $ns->{query_queue} }, @$queue;
1712 2077
1713 if (@{ $ns->{query_queue} } == @$queue) { 2078 if (@{ $ns->{query_queue} } == @$queue) {
1714 if (@$queue) { 2079 if (@$queue) {
… …
1718 } 2083 }
1719 } 2084 }
1720 }, 2085 },
1721); 2086);
1722 2087
1723=item $client->coro (\&cb) 2088=item $client->async (\&cb)
1724 2089
1725Create a new coroutine, running the specified callback. The coroutine will 2090Create a new coroutine, running the specified callback. The coroutine will
1726be automatically cancelled when the client gets destroyed (e.g. on logout, 2091be automatically cancelled when the client gets destroyed (e.g. on logout,
1727or loss of connection). 2092or loss of connection).
1728 2093
1729=cut 2094=cut
1730 2095
1731sub cf::client::coro { 2096sub cf::client::async {
1732 my ($self, $cb) = @_; 2097 my ($self, $cb) = @_;
1733 2098
1734 my $coro; $coro = async { 2099 my $coro = &Coro::async ($cb);
1735 eval {
1736 $cb->();
1737 };
1738 warn $@ if $@;
1739 };
1740 2100
1741 $coro->on_destroy (sub { 2101 $coro->on_destroy (sub {
1742 delete $self->{_coro}{$coro+0}; 2102 delete $self->{_coro}{$coro+0};
1743 }); 2103 });
1744 2104
… …
1777 2137
1778# here we export the classes and methods available to script code 2138# here we export the classes and methods available to script code
1779 2139
1780=pod 2140=pod
1781 2141
1782The following fucntions and emthods are available within a safe environment: 2142The following functions and methods are available within a safe environment:
1783 2143
1784 cf::object contr pay_amount pay_player map 2144 cf::object contr pay_amount pay_player map
1785 cf::object::player player 2145 cf::object::player player
1786 cf::player peaceful 2146 cf::player peaceful
1787 cf::map trigger 2147 cf::map trigger
… …
1880The parameter C<$family> should best start with the name of the extension 2240The parameter C<$family> should best start with the name of the extension
1881using it, it should be unique. 2241using it, it should be unique.
1882 2242
1883=over 4 2243=over 4
1884 2244
1885=item $hashref = cf::db_get $family
1886
1887Return a hashref for use by the extension C<$family>, which can be
1888modified. After modifications, you have to call C<cf::db_dirty> or
1889C<cf::db_sync>.
1890
1891=item $value = cf::db_get $family => $key 2245=item $value = cf::db_get $family => $key
1892 2246
1893Returns a single value from the database 2247Returns a single value from the database.
1894
1895=item cf::db_put $family => $hashref
1896
1897Stores the given family hashref into the database. Updates are delayed, if
1898you want the data to be synced to disk immediately, use C<cf::db_sync>.
1899 2248
1900=item cf::db_put $family => $key => $value 2249=item cf::db_put $family => $key => $value
1901 2250
1902Stores the given C<$value> in the family hash. Updates are delayed, if you 2251Stores the given C<$value> in the family.
1903want the data to be synced to disk immediately, use C<cf::db_sync>.
1904
1905=item cf::db_dirty
1906
1907Marks the database as dirty, to be updated at a later time.
1908
1909=item cf::db_sync
1910
1911Immediately write the database to disk I<if it is dirty>.
1912 2252
1913=cut 2253=cut
1914 2254
1915our $DB; 2255our $DB;
1916 2256
1917{ 2257sub db_init {
2258 unless ($DB) {
2259 $DB = BDB::db_create $DB_ENV;
2260
2261 cf::sync_job {
2262 eval {
2263 $DB->set_flags (BDB::CHKSUM);
2264
2265 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2266 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2267 cf::cleanup "db_open(db): $!" if $!;
2268 };
2269 cf::cleanup "db_open(db): $@" if $@;
2270 };
2271
1918 my $path = cf::localdir . "/database.pst"; 2272 my $path = cf::localdir . "/database.pst";
2273 if (stat $path) {
2274 cf::sync_job {
2275 my $pst = Storable::retrieve $path;
1919 2276
1920 sub db_load() { 2277 cf::db_put (board => data => $pst->{board});
1921 $DB = stat $path ? Storable::retrieve $path : { }; 2278 cf::db_put (guildrules => data => $pst->{guildrules});
1922 } 2279 cf::db_put (rent => balance => $pst->{rent}{balance});
2280 BDB::db_env_txn_checkpoint $DB_ENV;
1923 2281
1924 my $pid; 2282 unlink $path;
1925
1926 sub db_save() {
1927 waitpid $pid, 0 if $pid;
1928 if (0 == ($pid = fork)) {
1929 $DB->{_meta}{version} = 1;
1930 Storable::nstore $DB, "$path~";
1931 rename "$path~", $path;
1932 cf::_exit 0 if defined $pid;
1933 } 2283 };
1934 } 2284 }
1935
1936 my $dirty;
1937
1938 sub db_sync() {
1939 db_save if $dirty;
1940 undef $dirty;
1941 }
1942
1943 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1944 db_sync;
1945 }); 2285 }
2286}
1946 2287
1947 sub db_dirty() {
1948 $dirty = 1;
1949 $idle->start;
1950 }
1951
1952 sub db_get($;$) { 2288sub db_get($$) {
1953 @_ >= 2 2289 my $key = "$_[0]/$_[1]";
1954 ? $DB->{$_[0]}{$_[1]}
1955 : ($DB->{$_[0]} ||= { })
1956 }
1957 2290
2291 cf::sync_job {
2292 BDB::db_get $DB, undef, $key, my $data;
2293
2294 $! ? ()
2295 : Compress::LZF::sthaw $data
2296 }
2297}
2298
1958 sub db_put($$;$) { 2299sub db_put($$$) {
1959 if (@_ >= 3) { 2300 BDB::dbreq_pri 4;
1960 $DB->{$_[0]}{$_[1]} = $_[2]; 2301 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2302}
2303
2304#############################################################################
2305# the server's init and main functions
2306
2307sub load_facedata {
2308 my $path = sprintf "%s/facedata", cf::datadir;
2309
2310 warn "loading facedata from $path\n";
2311
2312 my $faces;
2313 0 < aio_load $path, $faces
2314 or die "$path: $!";
2315
2316 Coro::cede;
2317 $faces = Storable::thaw $faces;
2318 Coro::cede;
2319
2320 my $meta = delete $faces->{""};
2321 $meta->{version} == 1
2322 or cf::cleanup "$path: version mismatch, cannot proceed.";
2323
2324 while (my ($face, $info) = each %$faces) {
2325 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2326 cf::face::set $idx, $info->{visibility}, $info->{magicmap};
2327 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2328 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2329 Coro::cede;
2330 }
2331
2332 while (my ($face, $info) = each %$faces) {
2333 next unless $info->{smooth};
2334 my $idx = cf::face::find $face
2335 or next;
2336 if (my $smooth = cf::face::find $info->{smooth}) {
2337 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};
1961 } else { 2338 } else {
1962 $DB->{$_[0]} = $_[1]; 2339 warn "smooth face '$info->{smooth}' not found for face '$face'";
1963 }
1964 db_dirty;
1965 }
1966
1967 cf::global->attach (
1968 prio => 10000,
1969 on_cleanup => sub {
1970 db_sync;
1971 }, 2340 }
1972 ); 2341 Coro::cede;
1973} 2342 }
1974 2343
1975############################################################################# 2344 1
1976# the server's main() 2345}
2346
2347sub reload_resources {
2348 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2349 or die "unable to load regions file\n";#d#
2350 load_facedata
2351 or die "unable to load facedata\n";#d#
2352}
2353
2354sub init {
2355 reload_resources;
2356}
1977 2357
1978sub cfg_load { 2358sub cfg_load {
1979 open my $fh, "<:utf8", cf::confdir . "/config" 2359 open my $fh, "<:utf8", cf::confdir . "/config"
1980 or return; 2360 or return;
1981 2361
1982 local $/; 2362 local $/;
1983 *CFG = YAML::Syck::Load <$fh>; 2363 *CFG = YAML::Syck::Load <$fh>;
2364
2365 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2366
2367 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2368 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2369
2370 if (exists $CFG{mlockall}) {
2371 eval {
2372 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2373 and die "WARNING: m(un)lockall failed: $!\n";
2374 };
2375 warn $@ if $@;
2376 }
1984} 2377}
1985 2378
1986sub main { 2379sub main {
1987 # we must not ever block the main coroutine 2380 # we must not ever block the main coroutine
1988 local $Coro::idle = sub { 2381 local $Coro::idle = sub {
1989 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2382 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1990 (Coro::unblock_sub { 2383 (async {
1991 Event::one_event; 2384 Event::one_event;
1992 })->(); 2385 })->prio (Coro::PRIO_MAX);
1993 }; 2386 };
1994 2387
1995 cfg_load; 2388 cfg_load;
1996 db_load; 2389 db_init;
1997 load_extensions; 2390 load_extensions;
2391
2392 $TICK_WATCHER->start;
1998 Event::loop; 2393 Event::loop;
1999} 2394}
2000 2395
2001############################################################################# 2396#############################################################################
2002# initialisation 2397# initialisation and cleanup
2398
2399# install some emergency cleanup handlers
2400BEGIN {
2401 for my $signal (qw(INT HUP TERM)) {
2402 Event->signal (
2403 reentrant => 0,
2404 data => WF_AUTOCANCEL,
2405 signal => $signal,
2406 prio => 0,
2407 cb => sub {
2408 cf::cleanup "SIG$signal";
2409 },
2410 );
2411 }
2412}
2413
2414sub emergency_save() {
2415 my $freeze_guard = cf::freeze_mainloop;
2416
2417 warn "enter emergency perl save\n";
2418
2419 cf::sync_job {
2420 # use a peculiar iteration method to avoid tripping on perl
2421 # refcount bugs in for. also avoids problems with players
2422 # and maps saved/destroyed asynchronously.
2423 warn "begin emergency player save\n";
2424 for my $login (keys %cf::PLAYER) {
2425 my $pl = $cf::PLAYER{$login} or next;
2426 $pl->valid or next;
2427 $pl->save;
2428 }
2429 warn "end emergency player save\n";
2430
2431 warn "begin emergency map save\n";
2432 for my $path (keys %cf::MAP) {
2433 my $map = $cf::MAP{$path} or next;
2434 $map->valid or next;
2435 $map->save;
2436 }
2437 warn "end emergency map save\n";
2438
2439 warn "begin emergency database checkpoint\n";
2440 BDB::db_env_txn_checkpoint $DB_ENV;
2441 warn "end emergency database checkpoint\n";
2442 };
2443
2444 warn "leave emergency perl save\n";
2445}
2446
2447sub post_cleanup {
2448 my ($make_core) = @_;
2449
2450 warn Carp::longmess "post_cleanup backtrace"
2451 if $make_core;
2452}
2003 2453
2004sub reload() { 2454sub reload() {
2005 # can/must only be called in main 2455 # can/must only be called in main
2006 if ($Coro::current != $Coro::main) { 2456 if ($Coro::current != $Coro::main) {
2007 warn "can only reload from main coroutine\n"; 2457 warn "can only reload from main coroutine";
2008 return; 2458 return;
2009 } 2459 }
2010 2460
2011 warn "reloading..."; 2461 warn "reloading...";
2012 2462
2013 local $FREEZE = 1; 2463 warn "entering sync_job";
2464
2465 cf::sync_job {
2466 cf::write_runtime; # external watchdog should not bark
2014 cf::emergency_save; 2467 cf::emergency_save;
2468 cf::write_runtime; # external watchdog should not bark
2015 2469
2016 eval { 2470 warn "syncing database to disk";
2471 BDB::db_env_txn_checkpoint $DB_ENV;
2472
2017 # if anything goes wrong in here, we should simply crash as we already saved 2473 # if anything goes wrong in here, we should simply crash as we already saved
2018 2474
2019 # cancel all watchers 2475 warn "cancelling all WF_AUTOCANCEL watchers";
2020 for (Event::all_watchers) { 2476 for (Event::all_watchers) {
2021 $_->cancel if $_->data & WF_AUTOCANCEL; 2477 $_->cancel if $_->data & WF_AUTOCANCEL;
2022 } 2478 }
2023 2479
2480 warn "flushing outstanding aio requests";
2481 for (;;) {
2482 BDB::flush;
2483 IO::AIO::flush;
2484 Coro::cede;
2485 last unless IO::AIO::nreqs || BDB::nreqs;
2486 warn "iterate...";
2487 }
2488
2489 ++$RELOAD;
2490
2024 # cancel all extension coros 2491 warn "cancelling all extension coros";
2025 $_->cancel for values %EXT_CORO; 2492 $_->cancel for values %EXT_CORO;
2026 %EXT_CORO = (); 2493 %EXT_CORO = ();
2027 2494
2028 # unload all extensions 2495 warn "removing commands";
2029 for (@exts) { 2496 %COMMAND = ();
2497
2498 warn "removing ext commands";
2499 %EXTCMD = ();
2500
2501 warn "unloading/nuking all extensions";
2502 for my $pkg (@EXTS) {
2030 warn "unloading <$_>"; 2503 warn "... unloading $pkg";
2031 unload_extension $_; 2504
2505 if (my $cb = $pkg->can ("unload")) {
2506 eval {
2507 $cb->($pkg);
2508 1
2509 } or warn "$pkg unloaded, but with errors: $@";
2032 } 2510 }
2033 2511
2512 warn "... nuking $pkg";
2513 Symbol::delete_package $pkg;
2514 }
2515
2034 # unload all modules loaded from $LIBDIR 2516 warn "unloading all perl modules loaded from $LIBDIR";
2035 while (my ($k, $v) = each %INC) { 2517 while (my ($k, $v) = each %INC) {
2036 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2518 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2037 2519
2038 warn "removing <$k>"; 2520 warn "... unloading $k";
2039 delete $INC{$k}; 2521 delete $INC{$k};
2040 2522
2041 $k =~ s/\.pm$//; 2523 $k =~ s/\.pm$//;
2042 $k =~ s/\//::/g; 2524 $k =~ s/\//::/g;
2043 2525
… …
2046 } 2528 }
2047 2529
2048 Symbol::delete_package $k; 2530 Symbol::delete_package $k;
2049 } 2531 }
2050 2532
2051 # sync database to disk
2052 cf::db_sync;
2053 IO::AIO::flush;
2054
2055 # get rid of safe::, as good as possible 2533 warn "getting rid of safe::, as good as possible";
2056 Symbol::delete_package "safe::$_" 2534 Symbol::delete_package "safe::$_"
2057 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2535 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2058 2536
2059 # remove register_script_function callbacks
2060 # TODO
2061
2062 # unload cf.pm "a bit" 2537 warn "unloading cf.pm \"a bit\"";
2063 delete $INC{"cf.pm"}; 2538 delete $INC{"cf.pm"};
2064 2539
2065 # don't, removes xs symbols, too, 2540 # don't, removes xs symbols, too,
2066 # and global variables created in xs 2541 # and global variables created in xs
2067 #Symbol::delete_package __PACKAGE__; 2542 #Symbol::delete_package __PACKAGE__;
2068 2543
2069 # reload cf.pm 2544 warn "unload completed, starting to reload now";
2545
2070 warn "reloading cf.pm"; 2546 warn "reloading cf.pm";
2071 require cf; 2547 require cf;
2072 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2548 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2073 2549
2074 # load config and database again 2550 warn "loading config and database again";
2075 cf::cfg_load; 2551 cf::cfg_load;
2076 cf::db_load;
2077 2552
2078 # load extensions
2079 warn "load extensions"; 2553 warn "loading extensions";
2080 cf::load_extensions; 2554 cf::load_extensions;
2081 2555
2082 # reattach attachments to objects 2556 warn "reattaching attachments to objects/players";
2083 warn "reattach"; 2557 _global_reattach; # objects, sockets
2084 _global_reattach; 2558 warn "reattaching attachments to maps";
2085 }; 2559 reattach $_ for values %MAP;
2560 warn "reattaching attachments to players";
2561 reattach $_ for values %PLAYER;
2086 2562
2087 if ($@) { 2563 warn "loading reloadable resources";
2564 reload_resources;
2565
2566 warn "leaving sync_job";
2567
2568 1
2569 } or do {
2088 warn $@; 2570 warn $@;
2089 warn "error while reloading, exiting."; 2571 warn "error while reloading, exiting.";
2090 exit 1; 2572 exit 1;
2091 } 2573 };
2092 2574
2093 warn "reloaded successfully"; 2575 warn "reloaded";
2094}; 2576};
2095 2577
2096############################################################################# 2578our $RELOAD_WATCHER; # used only during reload
2097
2098unless ($LINK_MAP) {
2099 $LINK_MAP = cf::map::new;
2100
2101 $LINK_MAP->width (41);
2102 $LINK_MAP->height (41);
2103 $LINK_MAP->alloc;
2104 $LINK_MAP->path ("{link}");
2105 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2106 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2107
2108 # dirty hack because... archetypes are not yet loaded
2109 Event->timer (
2110 after => 2,
2111 cb => sub {
2112 $_[0]->w->cancel;
2113
2114 # provide some exits "home"
2115 my $exit = cf::object::new "exit";
2116
2117 $exit->slaying ($EMERGENCY_POSITION->[0]);
2118 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
2119 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
2120
2121 $LINK_MAP->insert ($exit->clone, 19, 19);
2122 $LINK_MAP->insert ($exit->clone, 19, 20);
2123 $LINK_MAP->insert ($exit->clone, 19, 21);
2124 $LINK_MAP->insert ($exit->clone, 20, 19);
2125 $LINK_MAP->insert ($exit->clone, 20, 21);
2126 $LINK_MAP->insert ($exit->clone, 21, 19);
2127 $LINK_MAP->insert ($exit->clone, 21, 20);
2128 $LINK_MAP->insert ($exit->clone, 21, 21);
2129
2130 $exit->destroy;
2131 });
2132
2133 $LINK_MAP->{deny_save} = 1;
2134 $LINK_MAP->{deny_reset} = 1;
2135
2136 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2137}
2138
2139register "<global>", __PACKAGE__;
2140 2579
2141register_command "reload" => sub { 2580register_command "reload" => sub {
2142 my ($who, $arg) = @_; 2581 my ($who, $arg) = @_;
2143 2582
2144 if ($who->flag (FLAG_WIZ)) { 2583 if ($who->flag (FLAG_WIZ)) {
2145 $who->message ("start of reload."); 2584 $who->message ("reloading server.");
2585
2586 # doing reload synchronously and two reloads happen back-to-back,
2587 # coro crashes during coro_state_free->destroy here.
2588
2589 $RELOAD_WATCHER ||= Event->timer (
2590 reentrant => 0,
2591 after => 0,
2592 data => WF_AUTOCANCEL,
2593 cb => sub {
2146 reload; 2594 reload;
2147 $who->message ("end of reload."); 2595 undef $RELOAD_WATCHER;
2596 },
2597 );
2148 } 2598 }
2149}; 2599};
2150 2600
2151unshift @INC, $LIBDIR; 2601unshift @INC, $LIBDIR;
2602
2603my $bug_warning = 0;
2152 2604
2153$TICK_WATCHER = Event->timer ( 2605$TICK_WATCHER = Event->timer (
2154 reentrant => 0, 2606 reentrant => 0,
2607 parked => 1,
2155 prio => 0, 2608 prio => 0,
2156 at => $NEXT_TICK || $TICK, 2609 at => $NEXT_TICK || $TICK,
2157 data => WF_AUTOCANCEL, 2610 data => WF_AUTOCANCEL,
2158 cb => sub { 2611 cb => sub {
2159 unless ($FREEZE) { 2612 if ($Coro::current != $Coro::main) {
2613 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2614 unless ++$bug_warning > 10;
2615 return;
2616 }
2617
2618 $NOW = Event::time;
2619
2160 cf::server_tick; # one server iteration 2620 cf::server_tick; # one server iteration
2161 $RUNTIME += $TICK; 2621 $RUNTIME += $TICK;
2162 }
2163
2164 $NEXT_TICK += $TICK; 2622 $NEXT_TICK += $TICK;
2623
2624 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2625 $NEXT_RUNTIME_WRITE = $NOW + 10;
2626 Coro::async_pool {
2627 write_runtime
2628 or warn "ERROR: unable to write runtime file: $!";
2629 };
2630 }
2631
2632 $WAIT_FOR_TICK->broadcast;
2633 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2634
2635# my $AFTER = Event::time;
2636# warn $AFTER - $NOW;#d#
2165 2637
2166 # if we are delayed by four ticks or more, skip them all 2638 # if we are delayed by four ticks or more, skip them all
2167 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2639 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2168 2640
2169 $TICK_WATCHER->at ($NEXT_TICK); 2641 $TICK_WATCHER->at ($NEXT_TICK);
2170 $TICK_WATCHER->start; 2642 $TICK_WATCHER->start;
2171 }, 2643 },
2172); 2644);
2173 2645
2646{
2174IO::AIO::max_poll_time $TICK * 0.2; 2647 BDB::max_poll_time $TICK * 0.1;
2175 2648 $BDB_POLL_WATCHER = Event->io (
2176Event->io ( 2649 reentrant => 0,
2177 fd => IO::AIO::poll_fileno, 2650 fd => BDB::poll_fileno,
2178 poll => 'r', 2651 poll => 'r',
2179 prio => 5, 2652 prio => 0,
2180 data => WF_AUTOCANCEL,
2181 cb => \&IO::AIO::poll_cb,
2182);
2183
2184Event->timer (
2185 data => WF_AUTOCANCEL, 2653 data => WF_AUTOCANCEL,
2186 after => 0, 2654 cb => \&BDB::poll_cb,
2187 interval => 10, 2655 );
2188 cb => sub { 2656 BDB::min_parallel 8;
2189 (Coro::unblock_sub { 2657
2190 write_runtime 2658 BDB::set_sync_prepare {
2191 or warn "ERROR: unable to write runtime file: $!"; 2659 my $status;
2660 my $current = $Coro::current;
2661 (
2662 sub {
2663 $status = $!;
2664 $current->ready; undef $current;
2665 },
2666 sub {
2667 Coro::schedule while defined $current;
2668 $! = $status;
2669 },
2670 )
2671 };
2672
2673 unless ($DB_ENV) {
2674 $DB_ENV = BDB::db_env_create;
2675
2676 cf::sync_job {
2677 eval {
2678 BDB::db_env_open
2679 $DB_ENV,
2680 $BDB_ENV_DIR,
2681 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2682 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2683 0666;
2684
2685 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2686
2687 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2688 $DB_ENV->set_lk_detect;
2689 };
2690
2691 cf::cleanup "db_env_open(db): $@" if $@;
2192 })->(); 2692 };
2193 }, 2693 }
2194); 2694}
2695
2696{
2697 IO::AIO::min_parallel 8;
2698
2699 undef $Coro::AIO::WATCHER;
2700 IO::AIO::max_poll_time $TICK * 0.1;
2701 $AIO_POLL_WATCHER = Event->io (
2702 reentrant => 0,
2703 data => WF_AUTOCANCEL,
2704 fd => IO::AIO::poll_fileno,
2705 poll => 'r',
2706 prio => 6,
2707 cb => \&IO::AIO::poll_cb,
2708 );
2709}
2710
2711END { cf::emergency_save }
2195 2712
21961 27131
2197 2714

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