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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.111 by root, Mon Jan 1 12:28:47 2007 UTC vs.
Revision 1.233 by root, Wed Apr 4 02:20:27 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 223=item cf::lock_wait $string
180 224
181sub to_json($) { 225Wait until the given lock is available. See cf::lock_acquire.
182 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs 226
183 JSON::Syck::Dump $_[0] 227=item my $lock = cf::lock_acquire $string
228
229Wait until the given lock is available and then acquires it and returns
230a Coro::guard object. If the guard object gets destroyed (goes out of scope,
231for example when the coroutine gets canceled), the lock is automatically
232returned.
233
234Lock names should begin with a unique identifier (for example, cf::map::find
235uses map_find and cf::map::load uses map_load).
236
237=cut
238
239our %LOCK;
240
241sub lock_wait($) {
242 my ($key) = @_;
243
244 # wait for lock, if any
245 while ($LOCK{$key}) {
246 push @{ $LOCK{$key} }, $Coro::current;
247 Coro::schedule;
248 }
184} 249}
250
251sub lock_acquire($) {
252 my ($key) = @_;
253
254 # wait, to be sure we are not locked
255 lock_wait $key;
256
257 $LOCK{$key} = [];
258
259 Coro::guard {
260 # wake up all waiters, to be on the safe side
261 $_->ready for @{ delete $LOCK{$key} };
262 }
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 $guard
273}
274
275=item cf::async { BLOCK }
276
277Currently the same as Coro::async_pool, meaning you cannot use
278C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
279thing you are allowed to do is call C<prio> on it.
280
281=cut
282
283BEGIN { *async = \&Coro::async_pool }
185 284
186=item cf::sync_job { BLOCK } 285=item cf::sync_job { BLOCK }
187 286
188The design of crossfire+ requires that the main coro ($Coro::main) is 287The design of crossfire+ requires that the main coro ($Coro::main) is
189always able to handle events or runnable, as crossfire+ is only partly 288always able to handle events or runnable, as crossfire+ is only partly
… …
197=cut 296=cut
198 297
199sub sync_job(&) { 298sub sync_job(&) {
200 my ($job) = @_; 299 my ($job) = @_;
201 300
202 my $busy = 1;
203 my @res;
204
205 my $coro = Coro::async {
206 @res = eval { $job->() };
207 warn $@ if $@;
208 undef $busy;
209 };
210
211 if ($Coro::current == $Coro::main) { 301 if ($Coro::current == $Coro::main) {
302 # this is the main coro, too bad, we have to block
303 # till the operation succeeds, freezing the server :/
304
212 # TODO: use suspend/resume instead 305 # TODO: use suspend/resume instead
213 local $FREEZE = 1; 306 # (but this is cancel-safe)
307 my $freeze_guard = freeze_mainloop;
308
309 my $busy = 1;
310 my @res;
311
312 (async {
313 @res = eval { $job->() };
314 warn $@ if $@;
315 undef $busy;
214 $coro->prio (Coro::PRIO_MAX); 316 })->prio (Coro::PRIO_MAX);
317
215 while ($busy) { 318 while ($busy) {
216 Coro::cede_notself; 319 Coro::cede or Event::one_event;
217 Event::one_event unless Coro::nready;
218 } 320 }
321
322 wantarray ? @res : $res[0]
219 } else { 323 } else {
220 $coro->join; 324 # we are in another coroutine, how wonderful, everything just works
325
326 $job->()
221 } 327 }
222
223 wantarray ? @res : $res[0]
224} 328}
225 329
226=item $coro = cf::coro { BLOCK } 330=item $coro = cf::async_ext { BLOCK }
227 331
228Creates and returns a new coro. This coro is automcatially being canceled 332Like async, but this coro is automatically being canceled when the
229when the extension calling this is being unloaded. 333extension calling this is being unloaded.
230 334
231=cut 335=cut
232 336
233sub coro(&) { 337sub async_ext(&) {
234 my $cb = shift; 338 my $cb = shift;
235 339
236 my $coro; $coro = async { 340 my $coro = &Coro::async ($cb);
237 eval {
238 $cb->();
239 };
240 warn $@ if $@;
241 };
242 341
243 $coro->on_destroy (sub { 342 $coro->on_destroy (sub {
244 delete $EXT_CORO{$coro+0}; 343 delete $EXT_CORO{$coro+0};
245 }); 344 });
246 $EXT_CORO{$coro+0} = $coro; 345 $EXT_CORO{$coro+0} = $coro;
247 346
248 $coro 347 $coro
249} 348}
250 349
251sub write_runtime { 350sub write_runtime {
351 my $guard = cf::lock_acquire "write_runtime";
352
252 my $runtime = cf::localdir . "/runtime"; 353 my $runtime = cf::localdir . "/runtime";
253 354
254 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 355 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
255 or return; 356 or return;
256 357
257 my $value = $cf::RUNTIME; 358 my $value = $cf::RUNTIME + 90 + 10;
359 # 10 is the runtime save interval, for a monotonic clock
360 # 60 allows for the watchdog to kill the server.
361
258 (aio_write $fh, 0, (length $value), $value, 0) <= 0 362 (aio_write $fh, 0, (length $value), $value, 0) <= 0
259 and return; 363 and return;
260 364
365 # always fsync - this file is important
261 aio_fsync $fh 366 aio_fsync $fh
262 and return; 367 and return;
263 368
264 close $fh 369 close $fh
265 or return; 370 or return;
… …
268 and return; 373 and return;
269 374
270 1 375 1
271} 376}
272 377
378=item cf::datalog type => key => value, ...
379
380Log a datalog packet of the given type with the given key-value pairs.
381
382=cut
383
384sub datalog($@) {
385 my ($type, %kv) = @_;
386 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
387}
388
273=back 389=back
274 390
275=cut 391=cut
276
277#############################################################################
278
279package cf::path;
280
281sub new {
282 my ($class, $path, $base) = @_;
283
284 $path = $path->as_string if ref $path;
285
286 my $self = bless { }, $class;
287
288 if ($path =~ s{^\?random/}{}) {
289 Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
290 $self->{random} = cf::from_json $data;
291 } else {
292 if ($path =~ s{^~([^/]+)?}{}) {
293 $self->{user_rel} = 1;
294
295 if (defined $1) {
296 $self->{user} = $1;
297 } elsif ($base =~ m{^~([^/]+)/}) {
298 $self->{user} = $1;
299 } else {
300 warn "cannot resolve user-relative path without user <$path,$base>\n";
301 }
302 } elsif ($path =~ /^\//) {
303 # already absolute
304 } else {
305 $base =~ s{[^/]+/?$}{};
306 return $class->new ("$base/$path");
307 }
308
309 for ($path) {
310 redo if s{/\.?/}{/};
311 redo if s{/[^/]+/\.\./}{/};
312 }
313 }
314
315 $self->{path} = $path;
316
317 $self
318}
319
320# the name / primary key / in-game path
321sub as_string {
322 my ($self) = @_;
323
324 $self->{user_rel} ? "~$self->{user}$self->{path}"
325 : $self->{random} ? "?random/$self->{path}"
326 : $self->{path}
327}
328
329# the displayed name, this is a one way mapping
330sub visible_name {
331 my ($self) = @_;
332
333# if (my $rmp = $self->{random}) {
334# # todo: be more intelligent about this
335# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
336# } else {
337 $self->as_string
338# }
339}
340
341# escape the /'s in the path
342sub _escaped_path {
343 # ∕ is U+2215
344 (my $path = $_[0]{path}) =~ s/\//∕/g;
345 $path
346}
347
348# the original (read-only) location
349sub load_path {
350 my ($self) = @_;
351
352 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
353}
354
355# the temporary/swap location
356sub save_path {
357 my ($self) = @_;
358
359 $self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
360 : $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
361 : sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
362}
363
364# the unique path, might be eq to save_path
365sub uniq_path {
366 my ($self) = @_;
367
368 $self->{user_rel} || $self->{random}
369 ? undef
370 : sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
371}
372
373# return random map parameters, or undef
374sub random_map_params {
375 my ($self) = @_;
376
377 $self->{random}
378}
379
380# this is somewhat ugly, but style maps do need special treatment
381sub is_style_map {
382 $_[0]{path} =~ m{^/styles/}
383}
384
385package cf;
386 392
387############################################################################# 393#############################################################################
388 394
389=head2 ATTACHABLE OBJECTS 395=head2 ATTACHABLE OBJECTS
390 396
… …
516our @CB_TYPE = (); # registry for type (cf-object class) based events 522our @CB_TYPE = (); # registry for type (cf-object class) based events
517our @CB_MAP = (); 523our @CB_MAP = ();
518 524
519my %attachment; 525my %attachment;
520 526
527sub cf::attachable::thawer_merge {
528 # simply override everything except _meta
529 local $_[0]{_meta};
530 %{$_[0]} = %{$_[1]};
531}
532
521sub _attach_cb($$$$) { 533sub _attach_cb($$$$) {
522 my ($registry, $event, $prio, $cb) = @_; 534 my ($registry, $event, $prio, $cb) = @_;
523 535
524 use sort 'stable'; 536 use sort 'stable';
525 537
… …
696# object support 708# object support
697 709
698sub reattach { 710sub reattach {
699 # basically do the same as instantiate, without calling instantiate 711 # basically do the same as instantiate, without calling instantiate
700 my ($obj) = @_; 712 my ($obj) = @_;
713
714 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
701 715
702 my $registry = $obj->registry; 716 my $registry = $obj->registry;
703 717
704 @$registry = (); 718 @$registry = ();
705 719
… …
752 $filename, length $$rdata, scalar @$objs; 766 $filename, length $$rdata, scalar @$objs;
753 767
754 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 768 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
755 chmod SAVE_MODE, $fh; 769 chmod SAVE_MODE, $fh;
756 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 770 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
757 aio_fsync $fh; 771 aio_fsync $fh if $cf::USE_FSYNC;
758 close $fh; 772 close $fh;
759 773
760 if (@$objs) { 774 if (@$objs) {
761 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) {
762 chmod SAVE_MODE, $fh; 776 chmod SAVE_MODE, $fh;
763 my $data = Storable::nfreeze { version => 1, objs => $objs }; 777 my $data = Storable::nfreeze { version => 1, objs => $objs };
764 aio_write $fh, 0, (length $data), $data, 0; 778 aio_write $fh, 0, (length $data), $data, 0;
765 aio_fsync $fh; 779 aio_fsync $fh if $cf::USE_FSYNC;
766 close $fh; 780 close $fh;
767 aio_rename "$filename.pst~", "$filename.pst"; 781 aio_rename "$filename.pst~", "$filename.pst";
768 } 782 }
769 } else { 783 } else {
770 aio_unlink "$filename.pst"; 784 aio_unlink "$filename.pst";
… …
798 or return; 812 or return;
799 813
800 unless (aio_stat "$filename.pst") { 814 unless (aio_stat "$filename.pst") {
801 (aio_load "$filename.pst", $av) >= 0 815 (aio_load "$filename.pst", $av) >= 0
802 or return; 816 or return;
803 $av = eval { (Storable::thaw <$av>)->{objs} }; 817 $av = eval { (Storable::thaw $av)->{objs} };
804 } 818 }
805 819
820 warn sprintf "loading %s (%d)\n",
821 $filename, length $data, scalar @{$av || []};#d#
806 return ($data, $av); 822 return ($data, $av);
807} 823}
808 824
809############################################################################# 825#############################################################################
810# command handling &c 826# command handling &c
… …
835=cut 851=cut
836 852
837sub register_extcmd { 853sub register_extcmd {
838 my ($name, $cb) = @_; 854 my ($name, $cb) = @_;
839 855
840 my $caller = caller;
841 #warn "registering extcmd '$name' to '$caller'";
842
843 $EXTCMD{$name} = [$cb, $caller]; 856 $EXTCMD{$name} = $cb;
844} 857}
845 858
846cf::player->attach ( 859cf::player->attach (
847 on_command => sub { 860 on_command => sub {
848 my ($pl, $name, $params) = @_; 861 my ($pl, $name, $params) = @_;
… …
861 874
862 my $msg = eval { from_json $buf }; 875 my $msg = eval { from_json $buf };
863 876
864 if (ref $msg) { 877 if (ref $msg) {
865 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 878 if (my $cb = $EXTCMD{$msg->{msgtype}}) {
866 if (my %reply = $cb->[0]->($pl, $msg)) { 879 if (my %reply = $cb->($pl, $msg)) {
867 $pl->ext_reply ($msg->{msgid}, %reply); 880 $pl->ext_reply ($msg->{msgid}, %reply);
868 } 881 }
869 } 882 }
870 } else { 883 } else {
871 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 884 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
… …
873 886
874 cf::override; 887 cf::override;
875 }, 888 },
876); 889);
877 890
878sub register {
879 my ($base, $pkg) = @_;
880
881 #TODO
882}
883
884sub load_extension { 891sub load_extension {
885 my ($path) = @_; 892 my ($path) = @_;
886 893
887 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 894 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
888 my $base = $1; 895 my $base = $1;
889 my $pkg = $1; 896 my $pkg = $1;
890 $pkg =~ s/[^[:word:]]/_/g; 897 $pkg =~ s/[^[:word:]]/_/g;
891 $pkg = "ext::$pkg"; 898 $pkg = "ext::$pkg";
892 899
893 warn "loading '$path' into '$pkg'\n"; 900 warn "... loading '$path' into '$pkg'\n";
894 901
895 open my $fh, "<:utf8", $path 902 open my $fh, "<:utf8", $path
896 or die "$path: $!"; 903 or die "$path: $!";
897 904
898 my $source = 905 my $source =
899 "package $pkg; use strict; use utf8;\n" 906 "package $pkg; use strict; use utf8;\n"
900 . "#line 1 \"$path\"\n{\n" 907 . "#line 1 \"$path\"\n{\n"
901 . (do { local $/; <$fh> }) 908 . (do { local $/; <$fh> })
902 . "\n};\n1"; 909 . "\n};\n1";
903 910
904 eval $source 911 unless (eval $source) {
905 or die $@ ? "$path: $@\n" 912 my $msg = $@ ? "$path: $@\n"
906 : "extension disabled.\n"; 913 : "extension disabled.\n";
907 914 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
908 push @exts, $pkg; 915 warn $@;
909 $ext_pkg{$base} = $pkg; 916 warn "mandatory extension failed to load, exiting.\n";
910 917 exit 1;
911# no strict 'refs'; 918 }
912# @{"$pkg\::ISA"} = ext::; 919 die $@;
913
914 register $base, $pkg;
915}
916
917sub unload_extension {
918 my ($pkg) = @_;
919
920 warn "removing extension $pkg\n";
921
922 # remove hooks
923 #TODO
924# for my $idx (0 .. $#PLUGIN_EVENT) {
925# delete $hook[$idx]{$pkg};
926# } 920 }
927 921
928 # remove commands 922 push @EXTS, $pkg;
929 for my $name (keys %COMMAND) {
930 my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
931
932 if (@cb) {
933 $COMMAND{$name} = \@cb;
934 } else {
935 delete $COMMAND{$name};
936 }
937 }
938
939 # remove extcmds
940 for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
941 delete $EXTCMD{$name};
942 }
943
944 if (my $cb = $pkg->can ("unload")) {
945 eval {
946 $cb->($pkg);
947 1
948 } or warn "$pkg unloaded, but with errors: $@";
949 }
950
951 Symbol::delete_package $pkg;
952} 923}
953 924
954sub load_extensions { 925sub load_extensions {
955 for my $ext (<$LIBDIR/*.ext>) { 926 for my $ext (<$LIBDIR/*.ext>) {
956 next unless -r $ext; 927 next unless -r $ext;
… …
960 } or warn "$ext not loaded: $@"; 931 } or warn "$ext not loaded: $@";
961 } 932 }
962} 933}
963 934
964############################################################################# 935#############################################################################
965# load/save/clean perl data associated with a map
966
967*cf::mapsupport::on_clean = sub {
968 my ($map) = @_;
969
970 my $path = $map->tmpname;
971 defined $path or return;
972
973 unlink "$path.pst";
974};
975
976cf::map->attach (prio => -10000, package => cf::mapsupport::);
977
978#############################################################################
979# load/save perl data associated with player->ob objects
980
981sub all_objects(@) {
982 @_, map all_objects ($_->inv), @_
983}
984
985# TODO: compatibility cruft, remove when no longer needed
986cf::player->attach (
987 on_load => sub {
988 my ($pl, $path) = @_;
989
990 for my $o (all_objects $pl->ob) {
991 if (my $value = $o->get_ob_key_value ("_perl_data")) {
992 $o->set_ob_key_value ("_perl_data");
993
994 %$o = %{ Storable::thaw pack "H*", $value };
995 }
996 }
997 },
998);
999
1000#############################################################################
1001 936
1002=head2 CORE EXTENSIONS 937=head2 CORE EXTENSIONS
1003 938
1004Functions and methods that extend core crossfire objects. 939Functions and methods that extend core crossfire objects.
1005 940
941=cut
942
943package cf::player;
944
945use Coro::AIO;
946
1006=head3 cf::player 947=head3 cf::player
1007 948
1008=over 4 949=over 4
1009 950
1010=item cf::player::exists $login 951=item cf::player::find $login
1011 952
1012Returns true when the given account exists. 953Returns the given player object, loading it if necessary (might block).
1013 954
1014=cut 955=cut
1015 956
1016sub cf::player::exists($) { 957sub playerdir($) {
1017 cf::player::find $_[0] 958 cf::localdir
1018 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])
1019} 963}
1020 964
965sub path($) {
966 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
967
968 (playerdir $login) . "/$login.pl"
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 my $pl = load_pl path $login
992 or return;
993 $cf::PLAYER{$login} = $pl
994 }
995 }
996}
997
998sub save($) {
999 my ($pl) = @_;
1000
1001 return if $pl->{deny_save};
1002
1003 my $path = path $pl;
1004 my $guard = cf::lock_acquire "user_save:$path";
1005
1006 return if $pl->{deny_save};
1007
1008 aio_mkdir playerdir $pl, 0770;
1009 $pl->{last_save} = $cf::RUNTIME;
1010
1011 $pl->save_pl ($path);
1012 Coro::cede;
1013}
1014
1015sub new($) {
1016 my ($login) = @_;
1017
1018 my $self = create;
1019
1020 $self->ob->name ($login);
1021 $self->{deny_save} = 1;
1022
1023 $cf::PLAYER{$login} = $self;
1024
1025 $self
1026}
1027
1028=item $pl->quit_character
1029
1030Nukes the player without looking back. If logged in, the connection will
1031be destroyed. May block for a long time.
1032
1033=cut
1034
1035sub quit_character {
1036 my ($pl) = @_;
1037
1038 my $name = $pl->ob->name;
1039
1040 $pl->{deny_save} = 1;
1041 $pl->password ("*"); # this should lock out the player until we nuked the dir
1042
1043 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1044 $pl->deactivate;
1045 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1046 $pl->ns->destroy if $pl->ns;
1047
1048 my $path = playerdir $pl;
1049 my $temp = "$path~$cf::RUNTIME~deleting~";
1050 aio_rename $path, $temp;
1051 delete $cf::PLAYER{$pl->ob->name};
1052 $pl->destroy;
1053
1054 my $prefix = qr<^~\Q$name\E/>;
1055
1056 # nuke player maps
1057 $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
1058
1059 IO::AIO::aio_rmtree $temp;
1060}
1061
1062=item $pl->kick
1063
1064Kicks a player out of the game. This destroys the connection.
1065
1066=cut
1067
1068sub kick {
1069 my ($pl, $kicker) = @_;
1070
1071 $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
1072 $pl->killer ("kicked");
1073 $pl->ns->destroy;
1074}
1075
1076=item cf::player::list_logins
1077
1078Returns am arrayref of all valid playernames in the system, can take a
1079while and may block, so not sync_job-capable, ever.
1080
1081=cut
1082
1083sub list_logins {
1084 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
1085 or return [];
1086
1087 my @logins;
1088
1089 for my $login (@$dirs) {
1090 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1091 aio_read $fh, 0, 512, my $buf, 0 or next;
1092 $buf !~ /^password -------------$/m or next; # official not-valid tag
1093
1094 utf8::decode $login;
1095 push @logins, $login;
1096 }
1097
1098 \@logins
1099}
1100
1101=item $player->maps
1102
1103Returns an arrayref of map paths that are private for this
1104player. May block.
1105
1106=cut
1107
1108sub maps($) {
1109 my ($pl) = @_;
1110
1111 $pl = ref $pl ? $pl->ob->name : $pl;
1112
1113 my $files = aio_readdir playerdir $pl
1114 or return;
1115
1116 my @paths;
1117
1118 for (@$files) {
1119 utf8::decode $_;
1120 next if /\.(?:pl|pst)$/;
1121 next unless /^$PATH_SEP/o;
1122
1123 push @paths, cf::map::normalise "~$pl/$_";
1124 }
1125
1126 \@paths
1127}
1128
1021=item $player->ext_reply ($msgid, $msgtype, %msg) 1129=item $player->ext_reply ($msgid, %msg)
1022 1130
1023Sends an ext reply to the player. 1131Sends an ext reply to the player.
1024 1132
1025=cut 1133=cut
1026 1134
1027sub cf::player::ext_reply($$$%) { 1135sub ext_reply($$%) {
1028 my ($self, $id, %msg) = @_; 1136 my ($self, $id, %msg) = @_;
1029 1137
1030 $msg{msgid} = $id; 1138 $msg{msgid} = $id;
1031 1139
1032 $self->send ("ext " . to_json \%msg); 1140 $self->send ("ext " . cf::to_json \%msg);
1033} 1141}
1142
1143=item $player->ext_event ($type, %msg)
1144
1145Sends an ext event to the client.
1146
1147=cut
1148
1149sub ext_event($$%) {
1150 my ($self, $type, %msg) = @_;
1151
1152 $self->ns->ext_event ($type, %msg);
1153}
1154
1155package cf;
1034 1156
1035=back 1157=back
1036 1158
1037 1159
1038=head3 cf::map 1160=head3 cf::map
… …
1044package cf::map; 1166package cf::map;
1045 1167
1046use Fcntl; 1168use Fcntl;
1047use Coro::AIO; 1169use Coro::AIO;
1048 1170
1171use overload
1172 '""' => \&as_string,
1173 fallback => 1;
1174
1049our $MAX_RESET = 7200; 1175our $MAX_RESET = 3600;
1050our $DEFAULT_RESET = 3600; 1176our $DEFAULT_RESET = 3000;
1051$MAX_RESET = 10;#d#
1052$DEFAULT_RESET = 10;#d#
1053 1177
1054sub generate_random_map { 1178sub generate_random_map {
1055 my ($path, $rmp) = @_; 1179 my ($self, $rmp) = @_;
1056
1057 # mit "rum" bekleckern, nicht 1180 # mit "rum" bekleckern, nicht
1058 cf::map::_create_random_map 1181 $self->_create_random_map (
1059 $path,
1060 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1182 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1061 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1183 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1062 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1184 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1063 $rmp->{exit_on_final_map}, 1185 $rmp->{exit_on_final_map},
1064 $rmp->{xsize}, $rmp->{ysize}, 1186 $rmp->{xsize}, $rmp->{ysize},
1065 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1187 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1066 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1188 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1067 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, 1189 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1068 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, 1190 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1069 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1191 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1070 (cf::region::find $rmp->{region}) 1192 (cf::region::find $rmp->{region}), $rmp->{custom}
1193 )
1194}
1195
1196=item cf::map->register ($regex, $prio)
1197
1198Register a handler for the map path matching the given regex at the
1199givne priority (higher is better, built-in handlers have priority 0, the
1200default).
1201
1202=cut
1203
1204sub register {
1205 my (undef, $regex, $prio) = @_;
1206 my $pkg = caller;
1207
1208 no strict;
1209 push @{"$pkg\::ISA"}, __PACKAGE__;
1210
1211 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1212}
1213
1214# also paths starting with '/'
1215$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1216
1217sub thawer_merge {
1218 my ($self, $merge) = @_;
1219
1220 # we have to keep some variables in memory intact
1221 local $self->{path};
1222 local $self->{load_path};
1223 local $self->{deny_save};
1224 local $self->{deny_reset};
1225
1226 $self->SUPER::thawer_merge ($merge);
1227}
1228
1229sub normalise {
1230 my ($path, $base) = @_;
1231
1232 $path = "$path"; # make sure its a string
1233
1234 $path =~ s/\.map$//;
1235
1236 # map plan:
1237 #
1238 # /! non-realised random map exit (special hack!)
1239 # {... are special paths that are not being touched
1240 # ?xxx/... are special absolute paths
1241 # ?random/... random maps
1242 # /... normal maps
1243 # ~user/... per-player map of a specific user
1244
1245 $path =~ s/$PATH_SEP/\//go;
1246
1247 # treat it as relative path if it starts with
1248 # something that looks reasonable
1249 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1250 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1251
1252 $base =~ s{[^/]+/?$}{};
1253 $path = "$base/$path";
1254 }
1255
1256 for ($path) {
1257 redo if s{//}{/};
1258 redo if s{/\.?/}{/};
1259 redo if s{/[^/]+/\.\./}{/};
1260 }
1261
1262 $path
1263}
1264
1265sub new_from_path {
1266 my (undef, $path, $base) = @_;
1267
1268 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1269
1270 $path = normalise $path, $base;
1271
1272 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1273 if ($path =~ $EXT_MAP{$pkg}[1]) {
1274 my $self = bless cf::map::new, $pkg;
1275 $self->{path} = $path; $self->path ($path);
1276 $self->init; # pass $1 etc.
1277 return $self;
1278 }
1279 }
1280
1281 Carp::carp "unable to resolve path '$path' (base '$base').";
1282 ()
1283}
1284
1285sub init {
1286 my ($self) = @_;
1287
1288 $self
1289}
1290
1291sub as_string {
1292 my ($self) = @_;
1293
1294 "$self->{path}"
1295}
1296
1297# the displayed name, this is a one way mapping
1298sub visible_name {
1299 &as_string
1300}
1301
1302# the original (read-only) location
1303sub load_path {
1304 my ($self) = @_;
1305
1306 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1307}
1308
1309# the temporary/swap location
1310sub save_path {
1311 my ($self) = @_;
1312
1313 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1314 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1315}
1316
1317# the unique path, undef == no special unique path
1318sub uniq_path {
1319 my ($self) = @_;
1320
1321 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1322 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1071} 1323}
1072 1324
1073# and all this just because we cannot iterate over 1325# and all this just because we cannot iterate over
1074# all maps in C++... 1326# all maps in C++...
1075sub change_all_map_light { 1327sub change_all_map_light {
1076 my ($change) = @_; 1328 my ($change) = @_;
1077 1329
1078 $_->change_map_light ($change) for values %cf::MAP; 1330 $_->change_map_light ($change)
1331 for grep $_->outdoor, values %cf::MAP;
1079} 1332}
1080 1333
1334sub unlink_save {
1335 my ($self) = @_;
1336
1337 utf8::encode (my $save = $self->save_path);
1338 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1339 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1340}
1341
1081sub try_load_header($) { 1342sub load_header_from($) {
1082 my ($path) = @_; 1343 my ($self, $path) = @_;
1083 1344
1084 utf8::encode $path; 1345 utf8::encode $path;
1085 aio_open $path, O_RDONLY, 0 1346 #aio_open $path, O_RDONLY, 0
1347 # or return;
1348
1349 $self->_load_header ($path)
1086 or return; 1350 or return;
1087 1351
1088 my $map = cf::map::new 1352 $self->{load_path} = $path;
1353
1354 1
1355}
1356
1357sub load_header_orig {
1358 my ($self) = @_;
1359
1360 $self->load_header_from ($self->load_path)
1361}
1362
1363sub load_header_temp {
1364 my ($self) = @_;
1365
1366 $self->load_header_from ($self->save_path)
1367}
1368
1369sub prepare_temp {
1370 my ($self) = @_;
1371
1372 $self->last_access ((delete $self->{last_access})
1373 || $cf::RUNTIME); #d#
1374 # safety
1375 $self->{instantiate_time} = $cf::RUNTIME
1376 if $self->{instantiate_time} > $cf::RUNTIME;
1377}
1378
1379sub prepare_orig {
1380 my ($self) = @_;
1381
1382 $self->{load_original} = 1;
1383 $self->{instantiate_time} = $cf::RUNTIME;
1384 $self->last_access ($cf::RUNTIME);
1385 $self->instantiate;
1386}
1387
1388sub load_header {
1389 my ($self) = @_;
1390
1391 if ($self->load_header_temp) {
1392 $self->prepare_temp;
1393 } else {
1394 $self->load_header_orig
1089 or return; 1395 or return;
1396 $self->prepare_orig;
1397 }
1090 1398
1091 $map->load_header ($path) 1399 1
1092 or return;
1093
1094 $map->{load_path} = $path;
1095 use Data::Dumper; warn Dumper $map;#d#
1096
1097 $map
1098} 1400}
1099 1401
1402sub find;
1100sub find_map { 1403sub find {
1101 my ($path, $origin) = @_; 1404 my ($path, $origin) = @_;
1102 1405
1103 #warn "find_map<$path,$origin>\n";#d# 1406 $path = normalise $path, $origin && $origin->path;
1104 1407
1105 $path = ref $path ? $path : new cf::path $path, $origin && $origin->path; 1408 cf::lock_wait "map_find:$path";
1106 my $key = $path->as_string;
1107 1409
1108 $cf::MAP{$key} || do { 1410 $cf::MAP{$path} || do {
1109 # do it the slow way 1411 my $guard = cf::lock_acquire "map_find:$path";
1110 my $map = try_load_header $path->save_path; 1412 my $map = new_from_path cf::map $path
1111
1112 if ($map) {
1113 # safety
1114 $map->{instantiate_time} = $cf::RUNTIME
1115 if $map->{instantiate_time} > $cf::RUNTIME;
1116 } else {
1117 if (my $rmp = $path->random_map_params) {
1118 $map = generate_random_map $key, $rmp;
1119 } else {
1120 $map = try_load_header $path->load_path;
1121 }
1122
1123 $map or return; 1413 or return;
1124 1414
1125 $map->{load_original} = 1;
1126 $map->{instantiate_time} = $cf::RUNTIME;
1127 $map->instantiate;
1128
1129 # per-player maps become, after loading, normal maps
1130 $map->per_player (0) if $path->{user_rel};
1131 }
1132
1133 $map->path ($key);
1134 $map->{path} = $path;
1135 $map->last_access ($cf::RUNTIME); 1415 $map->{last_save} = $cf::RUNTIME;
1136 1416
1137 $map->reset if $map->should_reset; 1417 $map->load_header
1418 or return;
1138 1419
1420 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1421 # doing this can freeze the server in a sync job, obviously
1422 #$cf::WAIT_FOR_TICK->wait;
1423 $map->reset;
1424 undef $guard;
1425 return find $path;
1426 }
1427
1139 $cf::MAP{$key} = $map 1428 $cf::MAP{$path} = $map
1140 } 1429 }
1141} 1430}
1431
1432sub pre_load { }
1433sub post_load { }
1142 1434
1143sub load { 1435sub load {
1144 my ($self) = @_; 1436 my ($self) = @_;
1145 1437
1438 local $self->{deny_reset} = 1; # loading can take a long time
1439
1440 my $path = $self->{path};
1441 my $guard = cf::lock_acquire "map_load:$path";
1442
1146 return if $self->in_memory != cf::MAP_SWAPPED; 1443 return if $self->in_memory != cf::MAP_SWAPPED;
1147 1444
1148 $self->in_memory (cf::MAP_LOADING); 1445 $self->in_memory (cf::MAP_LOADING);
1149 1446
1150 my $path = $self->{path};
1151
1152 $self->alloc; 1447 $self->alloc;
1448
1449 $self->pre_load;
1450
1153 $self->load_objects ($self->{load_path}, 1) 1451 $self->_load_objects ($self->{load_path}, 1)
1154 or return; 1452 or return;
1155 1453
1156 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) if delete $self->{load_original}; 1454 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1455 if delete $self->{load_original};
1157 1456
1158 if (my $uniq = $path->uniq_path) { 1457 if (my $uniq = $self->uniq_path) {
1159 utf8::encode $uniq; 1458 utf8::encode $uniq;
1160 if (aio_open $uniq, O_RDONLY, 0) { 1459 if (aio_open $uniq, O_RDONLY, 0) {
1161 $self->clear_unique_items; 1460 $self->clear_unique_items;
1162 $self->load_objects ($uniq, 0); 1461 $self->_load_objects ($uniq, 0);
1163 } 1462 }
1164 } 1463 }
1464
1465 Coro::cede;
1165 1466
1166 # now do the right thing for maps 1467 # now do the right thing for maps
1167 $self->link_multipart_objects; 1468 $self->link_multipart_objects;
1168 1469
1169 if ($self->{path}->is_style_map) { 1470 unless ($self->{deny_activate}) {
1170 $self->{deny_save} = 1; 1471 $self->decay_objects;
1171 $self->{deny_reset} = 1;
1172 } else {
1173 $self->fix_auto_apply; 1472 $self->fix_auto_apply;
1174 $self->decay_objects;
1175 $self->update_buttons; 1473 $self->update_buttons;
1474 Coro::cede;
1176 $self->set_darkness_map; 1475 $self->set_darkness_map;
1177 $self->difficulty ($self->estimate_difficulty) 1476 $self->difficulty ($self->estimate_difficulty)
1178 unless $self->difficulty; 1477 unless $self->difficulty;
1478 Coro::cede;
1179 $self->activate; 1479 $self->activate;
1180 } 1480 }
1181 1481
1482 $self->post_load;
1483
1182 $self->in_memory (cf::MAP_IN_MEMORY); 1484 $self->in_memory (cf::MAP_IN_MEMORY);
1183} 1485}
1184 1486
1185sub load_map_sync { 1487sub customise_for {
1488 my ($self, $ob) = @_;
1489
1490 return find "~" . $ob->name . "/" . $self->{path}
1491 if $self->per_player;
1492
1493 $self
1494}
1495
1496# find and load all maps in the 3x3 area around a map
1497sub load_diag {
1498 my ($map) = @_;
1499
1500 my @diag; # diagonal neighbours
1501
1502 for (0 .. 3) {
1503 my $neigh = $map->tile_path ($_)
1504 or next;
1505 $neigh = find $neigh, $map
1506 or next;
1507 $neigh->load;
1508
1509 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1510 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1511 }
1512
1513 for (@diag) {
1514 my $neigh = find @$_
1515 or next;
1516 $neigh->load;
1517 }
1518}
1519
1520sub find_sync {
1186 my ($path, $origin) = @_; 1521 my ($path, $origin) = @_;
1187 1522
1188 #warn "load_map_sync<$path, $origin>\n";#d# 1523 cf::sync_job { find $path, $origin }
1524}
1189 1525
1190 cf::sync_job { 1526sub do_load_sync {
1191 my $map = cf::map::find_map $path, $origin 1527 my ($map) = @_;
1192 or return; 1528
1529 cf::sync_job { $map->load };
1530}
1531
1532our %MAP_PREFETCH;
1533our $MAP_PREFETCHER = undef;
1534
1535sub find_async {
1536 my ($path, $origin) = @_;
1537
1538 $path = normalise $path, $origin && $origin->{path};
1539
1540 if (my $map = $cf::MAP{$path}) {
1541 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1542 }
1543
1544 undef $MAP_PREFETCH{$path};
1545 $MAP_PREFETCHER ||= cf::async {
1546 while (%MAP_PREFETCH) {
1547 for my $path (keys %MAP_PREFETCH) {
1548 my $map = find $path
1549 or next;
1193 $map->load; 1550 $map->load;
1194 $map 1551
1552 delete $MAP_PREFETCH{$path};
1553 }
1554 }
1555 undef $MAP_PREFETCHER;
1195 } 1556 };
1557 $MAP_PREFETCHER->prio (6);
1558
1559 ()
1196} 1560}
1197 1561
1198sub save { 1562sub save {
1199 my ($self) = @_; 1563 my ($self) = @_;
1200 1564
1201 my $save = $self->{path}->save_path; utf8::encode $save; 1565 my $lock = cf::lock_acquire "map_data:" . $self->path;
1202 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1203 1566
1204 $self->{last_save} = $cf::RUNTIME; 1567 $self->{last_save} = $cf::RUNTIME;
1205 1568
1206 return unless $self->dirty; 1569 return unless $self->dirty;
1207 1570
1571 my $save = $self->save_path; utf8::encode $save;
1572 my $uniq = $self->uniq_path; utf8::encode $uniq;
1573
1208 $self->{load_path} = $save; 1574 $self->{load_path} = $save;
1209 1575
1210 return if $self->{deny_save}; 1576 return if $self->{deny_save};
1211 1577
1212 warn "saving map ", $self->path; 1578 local $self->{last_access} = $self->last_access;#d#
1579
1580 cf::async {
1581 $_->contr->save for $self->players;
1582 };
1213 1583
1214 if ($uniq) { 1584 if ($uniq) {
1215 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1585 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1216 $self->save_objects ($uniq, cf::IO_UNIQUES); 1586 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1217 } else { 1587 } else {
1218 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1588 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1219 } 1589 }
1220} 1590}
1221 1591
1222sub swap_out { 1592sub swap_out {
1223 my ($self) = @_; 1593 my ($self) = @_;
1594
1595 # save first because save cedes
1596 $self->save;
1597
1598 my $lock = cf::lock_acquire "map_data:" . $self->path;
1224 1599
1225 return if $self->players; 1600 return if $self->players;
1226 return if $self->in_memory != cf::MAP_IN_MEMORY; 1601 return if $self->in_memory != cf::MAP_IN_MEMORY;
1227 return if $self->{deny_save}; 1602 return if $self->{deny_save};
1228 1603
1229 $self->save;
1230 $self->clear; 1604 $self->clear;
1231 $self->in_memory (cf::MAP_SWAPPED); 1605 $self->in_memory (cf::MAP_SWAPPED);
1232} 1606}
1233 1607
1608sub reset_at {
1609 my ($self) = @_;
1610
1611 # TODO: safety, remove and allow resettable per-player maps
1612 return 1e99 if $self->isa ("ext::map_per_player");#d#
1613 return 1e99 if $self->{deny_reset};
1614
1615 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1616 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1617
1618 $time + $to
1619}
1620
1234sub should_reset { 1621sub should_reset {
1235 my ($map) = @_;
1236
1237 # TODO: safety, remove and allow resettable per-player maps
1238 return if $map->{path}{user_rel};#d#
1239 return if $map->{deny_reset};
1240 #return unless $map->reset_timeout;
1241
1242 my $time = $map->fixed_resettime ? $map->{instantiate_time} : $map->last_access;
1243 my $to = $map->reset_timeout || $DEFAULT_RESET;
1244 $to = $MAX_RESET if $to > $MAX_RESET;
1245
1246 $time + $to < $cf::RUNTIME
1247}
1248
1249sub unlink_save {
1250 my ($self) = @_; 1622 my ($self) = @_;
1251 1623
1252 utf8::encode (my $save = $self->{path}->save_path); 1624 $self->reset_at <= $cf::RUNTIME
1253 aioreq_pri 3; IO::AIO::aio_unlink $save;
1254 aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1255} 1625}
1256 1626
1257sub reset { 1627sub reset {
1258 my ($self) = @_; 1628 my ($self) = @_;
1259 1629
1630 my $lock = cf::lock_acquire "map_data:$self->{path}";
1631
1260 return if $self->players; 1632 return if $self->players;
1261 return if $self->{path}{user_rel};#d# 1633 return if $self->isa ("ext::map_per_player");#d#
1262 1634
1263 warn "resetting map ", $self->path;#d# 1635 warn "resetting map ", $self->path;#d#
1264 1636
1637 $self->in_memory (cf::MAP_SWAPPED);
1638
1639 # need to save uniques path
1640 unless ($self->{deny_save}) {
1641 my $uniq = $self->uniq_path; utf8::encode $uniq;
1642
1643 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1644 if $uniq;
1645 }
1646
1265 delete $cf::MAP{$self->path}; 1647 delete $cf::MAP{$self->path};
1648
1649 $self->clear;
1266 1650
1267 $_->clear_links_to ($self) for values %cf::MAP; 1651 $_->clear_links_to ($self) for values %cf::MAP;
1268 1652
1269 $self->unlink_save; 1653 $self->unlink_save;
1270 $self->destroy; 1654 $self->destroy;
1271} 1655}
1272 1656
1273sub customise_for { 1657my $nuke_counter = "aaaa";
1274 my ($map, $ob) = @_;
1275 1658
1276 if ($map->per_player) { 1659sub nuke {
1277 return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; 1660 my ($self) = @_;
1278 }
1279 1661
1280 $map 1662 delete $cf::MAP{$self->path};
1281}
1282 1663
1283sub emergency_save { 1664 $self->unlink_save;
1284 local $cf::FREEZE = 1;
1285 1665
1286 warn "enter emergency map save\n"; 1666 bless $self, "cf::map";
1667 delete $self->{deny_reset};
1668 $self->{deny_save} = 1;
1669 $self->reset_timeout (1);
1670 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1287 1671
1288 cf::sync_job { 1672 $cf::MAP{$self->path} = $self;
1289 warn "begin emergency map save\n"; 1673
1290 $_->save for values %cf::MAP; 1674 $self->reset; # polite request, might not happen
1675}
1676
1677=item cf::map::unique_maps
1678
1679Returns an arrayref of paths of all shared maps that have
1680instantiated unique items. May block.
1681
1682=cut
1683
1684sub unique_maps() {
1685 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
1686 or return;
1687
1688 my @paths;
1689
1690 for (@$files) {
1691 utf8::decode $_;
1692 next if /\.pst$/;
1693 next unless /^$PATH_SEP/o;
1694
1695 push @paths, cf::map::normalise $_;
1291 }; 1696 }
1292 1697
1293 warn "end emergency map save\n"; 1698 \@paths
1294} 1699}
1295 1700
1296package cf; 1701package cf;
1297 1702
1298=back 1703=back
1299 1704
1705=head3 cf::object
1706
1707=cut
1708
1709package cf::object;
1710
1711=over 4
1712
1713=item $ob->inv_recursive
1714
1715Returns the inventory of the object _and_ their inventories, recursively.
1716
1717=cut
1718
1719sub inv_recursive_;
1720sub inv_recursive_ {
1721 map { $_, inv_recursive_ $_->inv } @_
1722}
1723
1724sub inv_recursive {
1725 inv_recursive_ inv $_[0]
1726}
1727
1728package cf;
1729
1730=back
1300 1731
1301=head3 cf::object::player 1732=head3 cf::object::player
1302 1733
1303=over 4 1734=over 4
1304 1735
… …
1340 (ref $cf::CFG{"may_$access"} 1771 (ref $cf::CFG{"may_$access"}
1341 ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} 1772 ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1342 : $cf::CFG{"may_$access"}) 1773 : $cf::CFG{"may_$access"})
1343} 1774}
1344 1775
1776=item $player_object->enter_link
1777
1778Freezes the player and moves him/her to a special map (C<{link}>).
1779
1780The player should be reasonably safe there for short amounts of time. You
1781I<MUST> call C<leave_link> as soon as possible, though.
1782
1783Will never block.
1784
1785=item $player_object->leave_link ($map, $x, $y)
1786
1787Moves the player out of the special C<{link}> map onto the specified
1788map. If the map is not valid (or omitted), the player will be moved back
1789to the location he/she was before the call to C<enter_link>, or, if that
1790fails, to the emergency map position.
1791
1792Might block.
1793
1794=cut
1795
1796sub link_map {
1797 unless ($LINK_MAP) {
1798 $LINK_MAP = cf::map::find "{link}"
1799 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1800 $LINK_MAP->load;
1801 }
1802
1803 $LINK_MAP
1804}
1805
1345sub cf::object::player::enter_link { 1806sub cf::object::player::enter_link {
1346 my ($self) = @_; 1807 my ($self) = @_;
1347 1808
1348 return if $self->map == $LINK_MAP; 1809 $self->deactivate_recursive;
1349 1810
1811 return if UNIVERSAL::isa $self->map, "ext::map_link";
1812
1350 $self->{_link_pos} = [$self->map->{path}, $self->x, $self->y] 1813 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1351 if $self->map; 1814 if $self->map;
1352 1815
1353 $self->enter_map ($LINK_MAP, 20, 20); 1816 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1354 $self->deactivate_recursive;
1355} 1817}
1356 1818
1357sub cf::object::player::leave_link { 1819sub cf::object::player::leave_link {
1358 my ($self, $map, $x, $y) = @_; 1820 my ($self, $map, $x, $y) = @_;
1359 1821
1360 my $link_pos = delete $self->{_link_pos}; 1822 my $link_pos = delete $self->{_link_pos};
1361 1823
1362 unless ($map) { 1824 unless ($map) {
1363 $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1364
1365 # restore original map position 1825 # restore original map position
1366 ($map, $x, $y) = @{ $link_pos || [] }; 1826 ($map, $x, $y) = @{ $link_pos || [] };
1367 $map = cf::map::find_map $map; 1827 $map = cf::map::find $map;
1368 1828
1369 unless ($map) { 1829 unless ($map) {
1370 ($map, $x, $y) = @$EMERGENCY_POSITION; 1830 ($map, $x, $y) = @$EMERGENCY_POSITION;
1371 $map = cf::map::find_map $map 1831 $map = cf::map::find $map
1372 or die "FATAL: cannot load emergency map\n"; 1832 or die "FATAL: cannot load emergency map\n";
1373 } 1833 }
1374 } 1834 }
1375 1835
1376 ($x, $y) = (-1, -1) 1836 ($x, $y) = (-1, -1)
… …
1379 # use -1 or undef as default coordinates, not 0, 0 1839 # use -1 or undef as default coordinates, not 0, 0
1380 ($x, $y) = ($map->enter_x, $map->enter_y) 1840 ($x, $y) = ($map->enter_x, $map->enter_y)
1381 if $x <=0 && $y <= 0; 1841 if $x <=0 && $y <= 0;
1382 1842
1383 $map->load; 1843 $map->load;
1844 $map->load_diag;
1384 1845
1846 return unless $self->contr->active;
1385 $self->activate_recursive; 1847 $self->activate_recursive;
1848
1849 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1386 $self->enter_map ($map, $x, $y); 1850 $self->enter_map ($map, $x, $y);
1387} 1851}
1388 1852
1853cf::player->attach (
1854 on_logout => sub {
1855 my ($pl) = @_;
1856
1857 # abort map switching before logout
1858 if ($pl->ob->{_link_pos}) {
1859 cf::sync_job {
1860 $pl->ob->leave_link
1861 };
1862 }
1863 },
1864 on_login => sub {
1865 my ($pl) = @_;
1866
1867 # try to abort aborted map switching on player login :)
1868 # should happen only on crashes
1869 if ($pl->ob->{_link_pos}) {
1870 $pl->ob->enter_link;
1871 (async {
1872 $pl->ob->reply (undef,
1873 "There was an internal problem at your last logout, "
1874 . "the server will try to bring you to your intended destination in a second.",
1875 cf::NDI_RED);
1876 # we need this sleep as the login has a concurrent enter_exit running
1877 # and this sleep increases chances of the player not ending up in scorn
1878 Coro::Timer::sleep 1;
1879 $pl->ob->leave_link;
1880 })->prio (2);
1881 }
1882 },
1883);
1884
1389=item $player_object->goto_map ($map, $x, $y) 1885=item $player_object->goto ($path, $x, $y)
1390 1886
1391=cut 1887=cut
1392 1888
1393sub cf::object::player::goto_map { 1889sub cf::object::player::goto {
1394 my ($self, $path, $x, $y) = @_; 1890 my ($self, $path, $x, $y) = @_;
1395 1891
1396 $self->enter_link; 1892 $self->enter_link;
1397 1893
1398 (Coro::async { 1894 (async {
1399 $path = new cf::path $path; 1895 my $map = eval {
1400
1401 my $map = cf::map::find_map $path->as_string; 1896 my $map = cf::map::find $path;
1402 $map = $map->customise_for ($self) if $map; 1897 $map = $map->customise_for ($self) if $map;
1403
1404 warn "entering ", $map->path, " at ($x, $y)\n"
1405 if $map; 1898 $map
1899 } or
1900 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1406 1901
1407 $self->leave_link ($map, $x, $y); 1902 $self->leave_link ($map, $x, $y);
1408 })->prio (1); 1903 })->prio (1);
1409} 1904}
1410 1905
… …
1414 1909
1415sub parse_random_map_params { 1910sub parse_random_map_params {
1416 my ($spec) = @_; 1911 my ($spec) = @_;
1417 1912
1418 my $rmp = { # defaults 1913 my $rmp = { # defaults
1419 xsize => 10, 1914 xsize => (cf::rndm 15, 40),
1420 ysize => 10, 1915 ysize => (cf::rndm 15, 40),
1916 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1917 #layout => string,
1421 }; 1918 };
1422 1919
1423 for (split /\n/, $spec) { 1920 for (split /\n/, $spec) {
1424 my ($k, $v) = split /\s+/, $_, 2; 1921 my ($k, $v) = split /\s+/, $_, 2;
1425 1922
… …
1429 $rmp 1926 $rmp
1430} 1927}
1431 1928
1432sub prepare_random_map { 1929sub prepare_random_map {
1433 my ($exit) = @_; 1930 my ($exit) = @_;
1931
1932 my $guard = cf::lock_acquire "exit_prepare:$exit";
1434 1933
1435 # all this does is basically replace the /! path by 1934 # all this does is basically replace the /! path by
1436 # a new random map path (?random/...) with a seed 1935 # a new random map path (?random/...) with a seed
1437 # that depends on the exit object 1936 # that depends on the exit object
1438 1937
1439 my $rmp = parse_random_map_params $exit->msg; 1938 my $rmp = parse_random_map_params $exit->msg;
1440 1939
1441 if ($exit->map) { 1940 if ($exit->map) {
1442 $rmp->{region} = $exit->map->region_name; 1941 $rmp->{region} = $exit->region->name;
1443 $rmp->{origin_map} = $exit->map->path; 1942 $rmp->{origin_map} = $exit->map->path;
1444 $rmp->{origin_x} = $exit->x; 1943 $rmp->{origin_x} = $exit->x;
1445 $rmp->{origin_y} = $exit->y; 1944 $rmp->{origin_y} = $exit->y;
1446 } 1945 }
1447 1946
1448 $rmp->{random_seed} ||= $exit->random_seed; 1947 $rmp->{random_seed} ||= $exit->random_seed;
1449 1948
1450 my $data = cf::to_json $rmp; 1949 my $data = cf::to_json $rmp;
1451 my $md5 = Digest::MD5::md5_hex $data; 1950 my $md5 = Digest::MD5::md5_hex $data;
1951 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1452 1952
1453 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1953 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1454 aio_write $fh, 0, (length $data), $data, 0; 1954 aio_write $fh, 0, (length $data), $data, 0;
1955 undef $fh;
1956 aio_rename "$meta~", $meta;
1455 1957
1456 $exit->slaying ("?random/$md5"); 1958 $exit->slaying ("?random/$md5");
1457 $exit->msg (undef); 1959 $exit->msg (undef);
1458 } 1960 }
1459} 1961}
… …
1461sub cf::object::player::enter_exit { 1963sub cf::object::player::enter_exit {
1462 my ($self, $exit) = @_; 1964 my ($self, $exit) = @_;
1463 1965
1464 return unless $self->type == cf::PLAYER; 1966 return unless $self->type == cf::PLAYER;
1465 1967
1968 if ($exit->slaying eq "/!") {
1969 #TODO: this should de-fi-ni-te-ly not be a sync-job
1970 # the problem is that $exit might not survive long enough
1971 # so it needs to be done right now, right here
1972 cf::sync_job { prepare_random_map $exit };
1973 }
1974
1975 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1976 my $hp = $exit->stats->hp;
1977 my $sp = $exit->stats->sp;
1978
1466 $self->enter_link; 1979 $self->enter_link;
1467 1980
1468 (Coro::async { 1981 (async {
1982 $self->deactivate_recursive; # just to be sure
1469 unless (eval { 1983 unless (eval {
1470 1984 $self->goto ($slaying, $hp, $sp);
1471 prepare_random_map $exit
1472 if $exit->slaying eq "/!";
1473
1474 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1475 $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);
1476 1985
1477 1; 1986 1;
1478 }) { 1987 }) {
1479 $self->message ("Something went wrong deep within the crossfire server. " 1988 $self->message ("Something went wrong deep within the crossfire server. "
1480 . "I'll try to bring you back to the map you were before. " 1989 . "I'll try to bring you back to the map you were before. "
1481 . "Please report this to the dungeon master", 1990 . "Please report this to the dungeon master!",
1482 cf::NDI_UNIQUE | cf::NDI_RED); 1991 cf::NDI_UNIQUE | cf::NDI_RED);
1483 1992
1484 warn "ERROR in enter_exit: $@"; 1993 warn "ERROR in enter_exit: $@";
1485 $self->leave_link; 1994 $self->leave_link;
1486 } 1995 }
1487 })->prio (1); 1996 })->prio (1);
… …
1500 2009
1501sub cf::client::send_drawinfo { 2010sub cf::client::send_drawinfo {
1502 my ($self, $text, $flags) = @_; 2011 my ($self, $text, $flags) = @_;
1503 2012
1504 utf8::encode $text; 2013 utf8::encode $text;
1505 $self->send_packet (sprintf "drawinfo %d %s", $flags, $text); 2014 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1506} 2015}
1507 2016
2017=item $client->ext_event ($type, %msg)
2018
2019Sends an exti event to the client.
2020
2021=cut
2022
2023sub cf::client::ext_event($$%) {
2024 my ($self, $type, %msg) = @_;
2025
2026 $msg{msgtype} = "event_$type";
2027 $self->send_packet ("ext " . cf::to_json \%msg);
2028}
1508 2029
1509=item $success = $client->query ($flags, "text", \&cb) 2030=item $success = $client->query ($flags, "text", \&cb)
1510 2031
1511Queues a query to the client, calling the given callback with 2032Queues a query to the client, calling the given callback with
1512the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2033the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
… …
1537 on_reply => sub { 2058 on_reply => sub {
1538 my ($ns, $msg) = @_; 2059 my ($ns, $msg) = @_;
1539 2060
1540 # this weird shuffling is so that direct followup queries 2061 # this weird shuffling is so that direct followup queries
1541 # get handled first 2062 # get handled first
1542 my $queue = delete $ns->{query_queue}; 2063 my $queue = delete $ns->{query_queue}
2064 or return; # be conservative, not sure how that can happen, but we saw a crash here
1543 2065
1544 (shift @$queue)->[1]->($msg); 2066 (shift @$queue)->[1]->($msg);
2067 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1545 2068
1546 push @{ $ns->{query_queue} }, @$queue; 2069 push @{ $ns->{query_queue} }, @$queue;
1547 2070
1548 if (@{ $ns->{query_queue} } == @$queue) { 2071 if (@{ $ns->{query_queue} } == @$queue) {
1549 if (@$queue) { 2072 if (@$queue) {
… …
1553 } 2076 }
1554 } 2077 }
1555 }, 2078 },
1556); 2079);
1557 2080
1558=item $client->coro (\&cb) 2081=item $client->async (\&cb)
1559 2082
1560Create a new coroutine, running the specified callback. The coroutine will 2083Create a new coroutine, running the specified callback. The coroutine will
1561be automatically cancelled when the client gets destroyed (e.g. on logout, 2084be automatically cancelled when the client gets destroyed (e.g. on logout,
1562or loss of connection). 2085or loss of connection).
1563 2086
1564=cut 2087=cut
1565 2088
1566sub cf::client::coro { 2089sub cf::client::async {
1567 my ($self, $cb) = @_; 2090 my ($self, $cb) = @_;
1568 2091
1569 my $coro; $coro = async { 2092 my $coro = &Coro::async ($cb);
1570 eval {
1571 $cb->();
1572 };
1573 warn $@ if $@;
1574 };
1575 2093
1576 $coro->on_destroy (sub { 2094 $coro->on_destroy (sub {
1577 delete $self->{_coro}{$coro+0}; 2095 delete $self->{_coro}{$coro+0};
1578 }); 2096 });
1579 2097
… …
1612 2130
1613# here we export the classes and methods available to script code 2131# here we export the classes and methods available to script code
1614 2132
1615=pod 2133=pod
1616 2134
1617The following fucntions and emthods are available within a safe environment: 2135The following functions and methods are available within a safe environment:
1618 2136
1619 cf::object contr pay_amount pay_player map 2137 cf::object contr pay_amount pay_player map
1620 cf::object::player player 2138 cf::object::player player
1621 cf::player peaceful 2139 cf::player peaceful
1622 cf::map trigger 2140 cf::map trigger
… …
1715The parameter C<$family> should best start with the name of the extension 2233The parameter C<$family> should best start with the name of the extension
1716using it, it should be unique. 2234using it, it should be unique.
1717 2235
1718=over 4 2236=over 4
1719 2237
1720=item $hashref = cf::db_get $family
1721
1722Return a hashref for use by the extension C<$family>, which can be
1723modified. After modifications, you have to call C<cf::db_dirty> or
1724C<cf::db_sync>.
1725
1726=item $value = cf::db_get $family => $key 2238=item $value = cf::db_get $family => $key
1727 2239
1728Returns a single value from the database 2240Returns a single value from the database.
1729
1730=item cf::db_put $family => $hashref
1731
1732Stores the given family hashref into the database. Updates are delayed, if
1733you want the data to be synced to disk immediately, use C<cf::db_sync>.
1734 2241
1735=item cf::db_put $family => $key => $value 2242=item cf::db_put $family => $key => $value
1736 2243
1737Stores the given C<$value> in the family hash. Updates are delayed, if you 2244Stores the given C<$value> in the family.
1738want the data to be synced to disk immediately, use C<cf::db_sync>.
1739
1740=item cf::db_dirty
1741
1742Marks the database as dirty, to be updated at a later time.
1743
1744=item cf::db_sync
1745
1746Immediately write the database to disk I<if it is dirty>.
1747 2245
1748=cut 2246=cut
1749 2247
1750our $DB; 2248our $DB;
1751 2249
1752{ 2250sub db_init {
2251 unless ($DB) {
2252 $DB = BDB::db_create $DB_ENV;
2253
2254 cf::sync_job {
2255 eval {
2256 $DB->set_flags (BDB::CHKSUM);
2257
2258 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2259 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2260 cf::cleanup "db_open(db): $!" if $!;
2261 };
2262 cf::cleanup "db_open(db): $@" if $@;
2263 };
2264
1753 my $path = cf::localdir . "/database.pst"; 2265 my $path = cf::localdir . "/database.pst";
2266 if (stat $path) {
2267 cf::sync_job {
2268 my $pst = Storable::retrieve $path;
1754 2269
1755 sub db_load() { 2270 cf::db_put (board => data => $pst->{board});
1756 warn "loading database $path\n";#d# remove later 2271 cf::db_put (guildrules => data => $pst->{guildrules});
1757 $DB = stat $path ? Storable::retrieve $path : { }; 2272 cf::db_put (rent => balance => $pst->{rent}{balance});
1758 } 2273 BDB::db_env_txn_checkpoint $DB_ENV;
1759 2274
1760 my $pid; 2275 unlink $path;
1761
1762 sub db_save() {
1763 warn "saving database $path\n";#d# remove later
1764 waitpid $pid, 0 if $pid;
1765 if (0 == ($pid = fork)) {
1766 $DB->{_meta}{version} = 1;
1767 Storable::nstore $DB, "$path~";
1768 rename "$path~", $path;
1769 cf::_exit 0 if defined $pid;
1770 } 2276 };
1771 } 2277 }
1772
1773 my $dirty;
1774
1775 sub db_sync() {
1776 db_save if $dirty;
1777 undef $dirty;
1778 }
1779
1780 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1781 db_sync;
1782 }); 2278 }
2279}
1783 2280
1784 sub db_dirty() {
1785 $dirty = 1;
1786 $idle->start;
1787 }
1788
1789 sub db_get($;$) { 2281sub db_get($$) {
1790 @_ >= 2 2282 my $key = "$_[0]/$_[1]";
1791 ? $DB->{$_[0]}{$_[1]}
1792 : ($DB->{$_[0]} ||= { })
1793 }
1794 2283
2284 cf::sync_job {
2285 BDB::db_get $DB, undef, $key, my $data;
2286
2287 $! ? ()
2288 : Compress::LZF::sthaw $data
2289 }
2290}
2291
1795 sub db_put($$;$) { 2292sub db_put($$$) {
1796 if (@_ >= 3) { 2293 BDB::dbreq_pri 4;
1797 $DB->{$_[0]}{$_[1]} = $_[2]; 2294 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2295}
2296
2297#############################################################################
2298# the server's init and main functions
2299
2300sub load_facedata {
2301 my $path = sprintf "%s/facedata", cf::datadir;
2302
2303 warn "loading facedata from $path\n";
2304
2305 my $faces;
2306 0 < aio_load $path, $faces
2307 or die "$path: $!";
2308
2309 Coro::cede;
2310 $faces = Storable::thaw $faces;
2311 Coro::cede;
2312
2313 my $meta = delete $faces->{""};
2314 $meta->{version} == 1
2315 or cf::cleanup "$path: version mismatch, cannot proceed.";
2316
2317 while (my ($face, $info) = each %$faces) {
2318 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2319 cf::face::set $idx, $info->{visibility}, $info->{magicmap};
2320 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2321 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2322 Coro::cede;
2323 }
2324
2325 while (my ($face, $info) = each %$faces) {
2326 next unless $info->{smooth};
2327 my $idx = cf::face::find $face
2328 or next;
2329 if (my $smooth = cf::face::find $info->{smooth}) {
2330 cf::face::set_smooth $idx, $smooth;
1798 } else { 2331 } else {
1799 $DB->{$_[0]} = $_[1]; 2332 warn "smooth face '$info->{smooth}' not found for face '$face'";
1800 }
1801 db_dirty;
1802 }
1803
1804 cf::global->attach (
1805 prio => 10000,
1806 on_cleanup => sub {
1807 db_sync;
1808 }, 2333 }
1809 ); 2334 Coro::cede;
1810} 2335 }
1811 2336
1812############################################################################# 2337 1
1813# the server's main() 2338}
2339
2340sub reload_resources {
2341 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2342 or die "unable to load regions file\n";#d#
2343 load_facedata
2344 or die "unable to load facedata\n";#d#
2345}
2346
2347sub init {
2348 reload_resources;
2349}
1814 2350
1815sub cfg_load { 2351sub cfg_load {
1816 open my $fh, "<:utf8", cf::confdir . "/config" 2352 open my $fh, "<:utf8", cf::confdir . "/config"
1817 or return; 2353 or return;
1818 2354
1819 local $/; 2355 local $/;
1820 *CFG = YAML::Syck::Load <$fh>; 2356 *CFG = YAML::Syck::Load <$fh>;
2357
2358 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2359
2360 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2361 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2362
2363 if (exists $CFG{mlockall}) {
2364 eval {
2365 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2366 and die "WARNING: m(un)lockall failed: $!\n";
2367 };
2368 warn $@ if $@;
2369 }
1821} 2370}
1822 2371
1823sub main { 2372sub main {
1824 # we must not ever block the main coroutine 2373 # we must not ever block the main coroutine
1825 local $Coro::idle = sub { 2374 local $Coro::idle = sub {
1826 Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# 2375 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1827 (Coro::unblock_sub { 2376 (async {
1828 Event::one_event; 2377 Event::one_event;
1829 })->(); 2378 })->prio (Coro::PRIO_MAX);
1830 }; 2379 };
1831 2380
1832 cfg_load; 2381 cfg_load;
1833 db_load; 2382 db_init;
1834 load_extensions; 2383 load_extensions;
2384
2385 $TICK_WATCHER->start;
1835 Event::loop; 2386 Event::loop;
1836} 2387}
1837 2388
1838############################################################################# 2389#############################################################################
1839# initialisation 2390# initialisation and cleanup
2391
2392# install some emergency cleanup handlers
2393BEGIN {
2394 for my $signal (qw(INT HUP TERM)) {
2395 Event->signal (
2396 reentrant => 0,
2397 data => WF_AUTOCANCEL,
2398 signal => $signal,
2399 prio => 0,
2400 cb => sub {
2401 cf::cleanup "SIG$signal";
2402 },
2403 );
2404 }
2405}
2406
2407sub emergency_save() {
2408 my $freeze_guard = cf::freeze_mainloop;
2409
2410 warn "enter emergency perl save\n";
2411
2412 cf::sync_job {
2413 # use a peculiar iteration method to avoid tripping on perl
2414 # refcount bugs in for. also avoids problems with players
2415 # and maps saved/destroyed asynchronously.
2416 warn "begin emergency player save\n";
2417 for my $login (keys %cf::PLAYER) {
2418 my $pl = $cf::PLAYER{$login} or next;
2419 $pl->valid or next;
2420 $pl->save;
2421 }
2422 warn "end emergency player save\n";
2423
2424 warn "begin emergency map save\n";
2425 for my $path (keys %cf::MAP) {
2426 my $map = $cf::MAP{$path} or next;
2427 $map->valid or next;
2428 $map->save;
2429 }
2430 warn "end emergency map save\n";
2431
2432 warn "begin emergency database checkpoint\n";
2433 BDB::db_env_txn_checkpoint $DB_ENV;
2434 warn "end emergency database checkpoint\n";
2435 };
2436
2437 warn "leave emergency perl save\n";
2438}
2439
2440sub post_cleanup {
2441 my ($make_core) = @_;
2442
2443 warn Carp::longmess "post_cleanup backtrace"
2444 if $make_core;
2445}
1840 2446
1841sub reload() { 2447sub reload() {
1842 # can/must only be called in main 2448 # can/must only be called in main
1843 if ($Coro::current != $Coro::main) { 2449 if ($Coro::current != $Coro::main) {
1844 warn "can only reload from main coroutine\n"; 2450 warn "can only reload from main coroutine";
1845 return; 2451 return;
1846 } 2452 }
1847 2453
1848 warn "reloading..."; 2454 warn "reloading...";
1849 2455
1850 local $FREEZE = 1; 2456 warn "entering sync_job";
2457
2458 cf::sync_job {
2459 cf::write_runtime; # external watchdog should not bark
1851 cf::emergency_save; 2460 cf::emergency_save;
2461 cf::write_runtime; # external watchdog should not bark
1852 2462
1853 eval { 2463 warn "syncing database to disk";
2464 BDB::db_env_txn_checkpoint $DB_ENV;
2465
1854 # if anything goes wrong in here, we should simply crash as we already saved 2466 # if anything goes wrong in here, we should simply crash as we already saved
1855 2467
1856 # cancel all watchers 2468 warn "cancelling all WF_AUTOCANCEL watchers";
1857 for (Event::all_watchers) { 2469 for (Event::all_watchers) {
1858 $_->cancel if $_->data & WF_AUTOCANCEL; 2470 $_->cancel if $_->data & WF_AUTOCANCEL;
1859 } 2471 }
1860 2472
2473 warn "flushing outstanding aio requests";
2474 for (;;) {
2475 BDB::flush;
2476 IO::AIO::flush;
2477 Coro::cede;
2478 last unless IO::AIO::nreqs || BDB::nreqs;
2479 warn "iterate...";
2480 }
2481
2482 ++$RELOAD;
2483
1861 # cancel all extension coros 2484 warn "cancelling all extension coros";
1862 $_->cancel for values %EXT_CORO; 2485 $_->cancel for values %EXT_CORO;
1863 %EXT_CORO = (); 2486 %EXT_CORO = ();
1864 2487
1865 # unload all extensions 2488 warn "removing commands";
1866 for (@exts) { 2489 %COMMAND = ();
2490
2491 warn "removing ext commands";
2492 %EXTCMD = ();
2493
2494 warn "unloading/nuking all extensions";
2495 for my $pkg (@EXTS) {
1867 warn "unloading <$_>"; 2496 warn "... unloading $pkg";
1868 unload_extension $_; 2497
2498 if (my $cb = $pkg->can ("unload")) {
2499 eval {
2500 $cb->($pkg);
2501 1
2502 } or warn "$pkg unloaded, but with errors: $@";
1869 } 2503 }
1870 2504
2505 warn "... nuking $pkg";
2506 Symbol::delete_package $pkg;
2507 }
2508
1871 # unload all modules loaded from $LIBDIR 2509 warn "unloading all perl modules loaded from $LIBDIR";
1872 while (my ($k, $v) = each %INC) { 2510 while (my ($k, $v) = each %INC) {
1873 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2511 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1874 2512
1875 warn "removing <$k>"; 2513 warn "... unloading $k";
1876 delete $INC{$k}; 2514 delete $INC{$k};
1877 2515
1878 $k =~ s/\.pm$//; 2516 $k =~ s/\.pm$//;
1879 $k =~ s/\//::/g; 2517 $k =~ s/\//::/g;
1880 2518
… …
1883 } 2521 }
1884 2522
1885 Symbol::delete_package $k; 2523 Symbol::delete_package $k;
1886 } 2524 }
1887 2525
1888 # sync database to disk
1889 cf::db_sync;
1890 IO::AIO::flush;
1891
1892 # get rid of safe::, as good as possible 2526 warn "getting rid of safe::, as good as possible";
1893 Symbol::delete_package "safe::$_" 2527 Symbol::delete_package "safe::$_"
1894 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2528 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
1895 2529
1896 # remove register_script_function callbacks
1897 # TODO
1898
1899 # unload cf.pm "a bit" 2530 warn "unloading cf.pm \"a bit\"";
1900 delete $INC{"cf.pm"}; 2531 delete $INC{"cf.pm"};
1901 2532
1902 # don't, removes xs symbols, too, 2533 # don't, removes xs symbols, too,
1903 # and global variables created in xs 2534 # and global variables created in xs
1904 #Symbol::delete_package __PACKAGE__; 2535 #Symbol::delete_package __PACKAGE__;
1905 2536
1906 # reload cf.pm 2537 warn "unload completed, starting to reload now";
2538
1907 warn "reloading cf.pm"; 2539 warn "reloading cf.pm";
1908 require cf; 2540 require cf;
1909 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2541 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1910 2542
1911 # load config and database again 2543 warn "loading config and database again";
1912 cf::cfg_load; 2544 cf::cfg_load;
1913 cf::db_load;
1914 2545
1915 # load extensions
1916 warn "load extensions"; 2546 warn "loading extensions";
1917 cf::load_extensions; 2547 cf::load_extensions;
1918 2548
1919 # reattach attachments to objects 2549 warn "reattaching attachments to objects/players";
1920 warn "reattach"; 2550 _global_reattach; # objects, sockets
1921 _global_reattach; 2551 warn "reattaching attachments to maps";
1922 }; 2552 reattach $_ for values %MAP;
2553 warn "reattaching attachments to players";
2554 reattach $_ for values %PLAYER;
1923 2555
1924 if ($@) { 2556 warn "loading reloadable resources";
2557 reload_resources;
2558
2559 warn "leaving sync_job";
2560
2561 1
2562 } or do {
1925 warn $@; 2563 warn $@;
1926 warn "error while reloading, exiting."; 2564 warn "error while reloading, exiting.";
1927 exit 1; 2565 exit 1;
1928 } 2566 };
1929 2567
1930 warn "reloaded successfully"; 2568 warn "reloaded";
1931}; 2569};
1932 2570
1933############################################################################# 2571our $RELOAD_WATCHER; # used only during reload
1934
1935unless ($LINK_MAP) {
1936 $LINK_MAP = cf::map::new;
1937
1938 $LINK_MAP->width (41);
1939 $LINK_MAP->height (41);
1940 $LINK_MAP->alloc;
1941 $LINK_MAP->path ("{link}");
1942 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1943 $LINK_MAP->in_memory (MAP_IN_MEMORY);
1944
1945 # dirty hack because... archetypes are not yet loaded
1946 Event->timer (
1947 after => 2,
1948 cb => sub {
1949 $_[0]->w->cancel;
1950
1951 # provide some exits "home"
1952 my $exit = cf::object::new "exit";
1953
1954 $exit->slaying ($EMERGENCY_POSITION->[0]);
1955 $exit->stats->hp ($EMERGENCY_POSITION->[1]);
1956 $exit->stats->sp ($EMERGENCY_POSITION->[2]);
1957
1958 $LINK_MAP->insert ($exit->clone, 19, 19);
1959 $LINK_MAP->insert ($exit->clone, 19, 20);
1960 $LINK_MAP->insert ($exit->clone, 19, 21);
1961 $LINK_MAP->insert ($exit->clone, 20, 19);
1962 $LINK_MAP->insert ($exit->clone, 20, 21);
1963 $LINK_MAP->insert ($exit->clone, 21, 19);
1964 $LINK_MAP->insert ($exit->clone, 21, 20);
1965 $LINK_MAP->insert ($exit->clone, 21, 21);
1966
1967 $exit->destroy;
1968 });
1969
1970 $LINK_MAP->{deny_save} = 1;
1971 $LINK_MAP->{deny_reset} = 1;
1972
1973 $cf::MAP{$LINK_MAP->path} = $LINK_MAP;
1974}
1975
1976register "<global>", __PACKAGE__;
1977 2572
1978register_command "reload" => sub { 2573register_command "reload" => sub {
1979 my ($who, $arg) = @_; 2574 my ($who, $arg) = @_;
1980 2575
1981 if ($who->flag (FLAG_WIZ)) { 2576 if ($who->flag (FLAG_WIZ)) {
1982 $who->message ("start of reload."); 2577 $who->message ("reloading server.");
2578
2579 # doing reload synchronously and two reloads happen back-to-back,
2580 # coro crashes during coro_state_free->destroy here.
2581
2582 $RELOAD_WATCHER ||= Event->timer (
2583 reentrant => 0,
2584 after => 0,
2585 data => WF_AUTOCANCEL,
2586 cb => sub {
1983 reload; 2587 reload;
1984 $who->message ("end of reload."); 2588 undef $RELOAD_WATCHER;
2589 },
2590 );
1985 } 2591 }
1986}; 2592};
1987 2593
1988unshift @INC, $LIBDIR; 2594unshift @INC, $LIBDIR;
2595
2596my $bug_warning = 0;
1989 2597
1990$TICK_WATCHER = Event->timer ( 2598$TICK_WATCHER = Event->timer (
1991 reentrant => 0, 2599 reentrant => 0,
2600 parked => 1,
1992 prio => 0, 2601 prio => 0,
1993 at => $NEXT_TICK || $TICK, 2602 at => $NEXT_TICK || $TICK,
1994 data => WF_AUTOCANCEL, 2603 data => WF_AUTOCANCEL,
1995 cb => sub { 2604 cb => sub {
1996 unless ($FREEZE) { 2605 if ($Coro::current != $Coro::main) {
2606 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2607 unless ++$bug_warning > 10;
2608 return;
2609 }
2610
2611 $NOW = Event::time;
2612
1997 cf::server_tick; # one server iteration 2613 cf::server_tick; # one server iteration
1998 $RUNTIME += $TICK; 2614 $RUNTIME += $TICK;
1999 }
2000
2001 $NEXT_TICK += $TICK; 2615 $NEXT_TICK += $TICK;
2616
2617 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2618 $NEXT_RUNTIME_WRITE = $NOW + 10;
2619 Coro::async_pool {
2620 write_runtime
2621 or warn "ERROR: unable to write runtime file: $!";
2622 };
2623 }
2624
2625 $WAIT_FOR_TICK->broadcast;
2626 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2627
2628# my $AFTER = Event::time;
2629# warn $AFTER - $NOW;#d#
2002 2630
2003 # if we are delayed by four ticks or more, skip them all 2631 # if we are delayed by four ticks or more, skip them all
2004 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2632 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2005 2633
2006 $TICK_WATCHER->at ($NEXT_TICK); 2634 $TICK_WATCHER->at ($NEXT_TICK);
2007 $TICK_WATCHER->start; 2635 $TICK_WATCHER->start;
2008 }, 2636 },
2009); 2637);
2010 2638
2639{
2011IO::AIO::max_poll_time $TICK * 0.2; 2640 BDB::max_poll_time $TICK * 0.1;
2012 2641 $BDB_POLL_WATCHER = Event->io (
2013Event->io ( 2642 reentrant => 0,
2014 fd => IO::AIO::poll_fileno, 2643 fd => BDB::poll_fileno,
2015 poll => 'r', 2644 poll => 'r',
2016 prio => 5, 2645 prio => 0,
2017 data => WF_AUTOCANCEL,
2018 cb => \&IO::AIO::poll_cb,
2019);
2020
2021Event->timer (
2022 data => WF_AUTOCANCEL, 2646 data => WF_AUTOCANCEL,
2023 after => 0, 2647 cb => \&BDB::poll_cb,
2024 interval => 10, 2648 );
2025 cb => sub { 2649 BDB::min_parallel 8;
2026 (Coro::unblock_sub { 2650
2027 write_runtime 2651 BDB::set_sync_prepare {
2028 or warn "ERROR: unable to write runtime file: $!"; 2652 my $status;
2653 my $current = $Coro::current;
2654 (
2655 sub {
2656 $status = $!;
2657 $current->ready; undef $current;
2658 },
2659 sub {
2660 Coro::schedule while defined $current;
2661 $! = $status;
2662 },
2663 )
2664 };
2665
2666 unless ($DB_ENV) {
2667 $DB_ENV = BDB::db_env_create;
2668
2669 cf::sync_job {
2670 eval {
2671 BDB::db_env_open
2672 $DB_ENV,
2673 $BDB_ENV_DIR,
2674 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2675 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2676 0666;
2677
2678 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2679
2680 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2681 $DB_ENV->set_lk_detect;
2682 };
2683
2684 cf::cleanup "db_env_open(db): $@" if $@;
2029 })->(); 2685 };
2030 }, 2686 }
2031); 2687}
2688
2689{
2690 IO::AIO::min_parallel 8;
2691
2692 undef $Coro::AIO::WATCHER;
2693 IO::AIO::max_poll_time $TICK * 0.1;
2694 $AIO_POLL_WATCHER = Event->io (
2695 reentrant => 0,
2696 data => WF_AUTOCANCEL,
2697 fd => IO::AIO::poll_fileno,
2698 poll => 'r',
2699 prio => 6,
2700 cb => \&IO::AIO::poll_cb,
2701 );
2702}
2703
2704END { cf::emergency_save }
2032 2705
20331 27061
2034 2707

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