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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.498 by elmex, Tue Jan 5 16:16:37 2010 UTC vs.
Revision 1.579 by root, Wed Jan 4 03:22:28 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
…		…
20	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
78	# strictly for debugging	76	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		78
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		80
		81	our @ORIG_INC;
		82
83	our %COMMAND = ();	83	our %COMMAND = ();
84	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
85		85
86	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	87	our %EXTCMD = ();
…		…
93	our @EVENT;	93	our @EVENT;
94	our @REFLECT; # set by XS	94	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	95	our %REFLECT; # set by us
96		96
97	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
98	our $DATADIR = datadir;	99	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
102	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		112
111	our %RESOURCE;	113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
112		120
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	123	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	129	our $DB_ENV;
122		130
123	our @EXTRA_MODULES = qw(pod match mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		132
125	our %CFG;	133	our %CFG;
126		134
127	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
129	our $NOW;	138	our $NOW;
130		139
131	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		151
143	our @POST_INIT;	152	our @POST_INIT;
144		153
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
147		159
148	binmode STDOUT;	160	binmode STDOUT;
149	binmode STDERR;	161	binmode STDERR;
150		162
151	# read virtual server time, if available	163	# read virtual server time, if available
…		…
162		174
163	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
164		176
165	sub cf::map::normalise;	177	sub cf::map::normalise;
166		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
167	#############################################################################	183	#############################################################################
168		184
169	%REFLECT = ();	185	%REFLECT = ();
170	for (@REFLECT) {	186	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	187	my $reflect = JSON::XS::decode_json $_;
…		…
181		197
182	=over 4	198	=over 4
183		199
184	=item $cf::UPTIME	200	=item $cf::UPTIME
185		201
186	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
187		218
188	=item $cf::RUNTIME	219	=item $cf::RUNTIME
189		220
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	222	every server tick.
…		…
197	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
200	database environment.	231	database environment.
201		232
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	233	=item $cf::LOADAVG
211		234
212	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
223	from wherever your confdir points to.	246	from wherever your confdir points to.
224		247
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		249
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
230		270
231	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
232		272
233	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
242		282
243	=back	283	=back
244		284
245	=cut	285	=cut
246		286
		287	sub error(@) { LOG llevError, join "", @_ }
		288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
247	$Coro::State::WARNHOOK = sub {	293	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	294	my $msg = join "", @_;
249		295
250	$msg .= "\n"	296	$msg .= "\n"
251	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
252		298
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		300
255	LOG llevError, $msg;	301	LOG llevWarn, $msg;
256	};	302	};
257		303
258	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
260		306
261	warn Carp::longmess $_[0];	307	error Carp::longmess $_[0];
262		308
263	if ($Coro::current == $Coro::main) {#d#	309	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	311	return;#d#
266	}#d#	312	}#d#
267		313
268	# kill coroutine otherwise	314	# kill coroutine otherwise
269	Coro::terminate	315	Coro::terminate
…		…
291	}	337	}
292		338
293	$EV::DIED = sub {	339	$EV::DIED = sub {
294	Carp::cluck "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
295	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
296		347
297	#############################################################################	348	#############################################################################
298		349
299	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
300		351
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	373	$d
323	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
324	}	375	}
325		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
326	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
327		392
328	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
329		394
330	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		402
338	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
340		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
341	=item cf::post_init { BLOCK }	437	=item cf::post_init { BLOCK }
342		438
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	440	but I<before> the server starts ticking again.
345		441
346	The cdoeblock will have a single boolean argument to indicate whether this	442	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	443	is a reload or not.
348		444
349	=cut	445	=cut
350		446
351	sub post_init(&) {	447	sub post_init(&) {
352	push @POST_INIT, shift;	448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
353	}	466	}
354		467
355	=item cf::lock_wait $string	468	=item cf::lock_wait $string
356		469
357	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	509	}
397		510
398	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
399		512
400	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	514	get spread over time.
402		515
403	=cut	516	=cut
404		517
405	sub periodic($$) {	518	sub periodic($$) {
406	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
411	}	524	}
412		525
413	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
414		527
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
418		535
419	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
421		538
422	Useful for short background jobs.	539	Useful for short background jobs.
423		540
424	=cut	541	=cut
425		542
426	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
428		546
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
432		550
433	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
434		553
435	while () {	554	while () {
436	next_job:	555	next_job:
		556
437	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	558
439	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	563	$job->[2]->send;
443	Coro::cede;	564	Coro::cede;
444	goto next_job;	565	goto next_job;
445	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	568	}
447	}	569	}
448		570
449	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	574	} else {
		575	$busy = 0;
454	Coro::schedule;	576	Coro::schedule;
455	}	577	}
456	}	578	}
457	};	579	};
458		580
459	sub get_slot($;$$) {	581	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
461		583
462	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
463		585
464	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
465	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
466		589
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
495	=cut	618	=cut
496		619
497	sub sync_job(&) {	620	sub sync_job(&) {
498	my ($job) = @_;	621	my ($job) = @_;
499		622
500	if ($Coro::current == $Coro::main) {	623	if (in_main) {
501	my $time = EV::time;	624	my $time = AE::time;
502		625
503	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
505		628
506	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
507		630
508	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
509		632
510	my $busy = 1;	633	my $busy = 1;
511	my @res;	634	my @res;
512		635
513	(async {	636	(async {
514	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	638	@res = eval { $job->() };
516	warn $@ if $@;	639	error $@ if $@;
517	undef $busy;	640	undef $busy;
518	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
519		642
520	while ($busy) {	643	while ($busy) {
521	if (Coro::nready) {	644	if (Coro::nready) {
…		…
523	} else {	646	} else {
524	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
525	}	648	}
526	}	649	}
527		650
528	my $time = EV::time - $time;	651	my $time = AE::time - $time;
529		652
530	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
531		654
532	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
533	} else {	656	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
556		679
557	$coro	680	$coro
558	}	681	}
559		682
560	=item fork_call { }, $args	683	=item fork_call { }, @args
561		684
562	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
566		689
567	=cut	690	=cut
568		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
569	sub fork_call(&@) {	696	sub fork_call(&@) {
570	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
571		698
572	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
575		702
576	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
577	reset_signals;	704	cf::post_fork;
578	&$cb	705	&$cb
579	}, @args;	706	} @args;
580		707
581	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
582	}	720	}
583		721
584	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
585		723
586	=cut	724	=cut
…		…
623	within each server.	761	within each server.
624		762
625	=cut	763	=cut
626		764
627	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
628	my ($name) = @_;	769	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
630		771
631	eval {	772	eval {
632	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
642	}	783	}
643		784
644	our $DB;	785	our $DB;
645		786
646	sub db_init {	787	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	788	$DB ||= db_table "db";
649	};
650	}	789	}
651		790
652	sub db_get($$) {	791	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
654		793
655	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
656	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
657		798
658	$! ? ()	799	$! ? ()
659	: $data	800	: $data
660	}
661	}	801	}
662		802
663	sub db_put($$$) {	803	sub db_put($$$) {
664	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		833
694	my @data;	834	my @data;
695	my $md5;	835	my $md5;
696		836
697	for (0 .. $#$src) {	837	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	839	}
701		840
702	# if processing is expensive, check	841	# if processing is expensive, check
703	# checksum first	842	# checksum first
704	if (1) {	843	if (1) {
…		…
721		860
722	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	862	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
725		864
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		866
728	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
731		870
…		…
741		880
742	=cut	881	=cut
743		882
744	sub datalog($@) {	883	sub datalog($@) {
745	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	886	}
748		887
749	=back	888	=back
750		889
751	=cut	890	=cut
…		…
946		1085
947	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1088
950	} elsif (ref $type) {	1089	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
952		1091
953	} else {	1092	} else {
954	shift @arg;	1093	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
956	}	1095	}
957	}	1096	}
958	}	1097	}
959		1098
960	sub _object_attach {	1099	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
971	}	1110	}
972		1111
973	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
974	} else {	1113	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1115	}
977		1116
978	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
979	}	1118	}
980		1119
…		…
1039		1178
1040	for (@$callbacks) {	1179	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1042		1181
1043	if ($@) {	1182	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1184	override;
1047	}	1185	}
1048		1186
1049	return 1 if $override;	1187	return 1 if $override;
1050	}	1188	}
…		…
1129	for (@$attach) {	1267	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1132	}	1270	}
1133	} else {	1271	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1273	}
1136	}	1274	}
1137	}	1275	}
1138		1276
1139	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1167		1305
1168	sync_job {	1306	sync_job {
1169	if (length $$rdata) {	1307	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1173		1312
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1316	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
1200		1339
1201	$filename =~ s%/[^/]+$%%;	1340	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1341	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1342	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1205	}	1344	}
1206	} else {	1345	} else {
1207	aio_unlink $filename;	1346	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1209	}	1348	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1373	$av = $st->{objs};
1235	}	1374	}
1236		1375
1237	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1240		1380
1241	($data, $av)	1381	($data, $av)
1242	}	1382	}
1243		1383
1244	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1303	}	1443	}
1304		1444
1305	use File::Glob ();	1445	use File::Glob ();
1306		1446
1307	cf::player->attach (	1447	cf::player->attach (
1308	on_command => sub {	1448	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1310		1450
1311	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1312	or return;	1452	or return;
1313		1453
…		…
1321	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1322		1462
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1464
1325	if (ref $msg) {	1465	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1467
1331	my @reply;	1468	my @reply;
1332		1469
1333	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1334	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1336		1473
1337	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1338	if $reply;	1475	if $reply;
1339		1476
1340	} else {	1477	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1479	}
1343		1480
1344	cf::override;	1481	cf::override;
1345	},	1482	},
1346	);	1483	);
…		…
1357		1494
1358	$grp	1495	$grp
1359	}	1496	}
1360		1497
1361	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1362	cf::sync_job {	1501	cf::sync_job {
1363	my %todo;	1502	my %todo;
1364		1503
1365	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1505	next unless -r $path;
…		…
1384		1523
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1526
1388	$ext{source} =	1527	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1391	. $source	1530	. $source
1392	. "\n};\n1";	1531	. "\n};\n1";
1393		1532
1394	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1395	}	1534	}
1396		1535
		1536	my $pass = 0;
1397	my %done;	1537	my %done;
1398	while (%todo) {	1538	while (%todo) {
1399	my $progress;	1539	my $progress;
1400		1540
		1541	++$pass;
		1542
		1543	ext:
1401	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1546	next ext
1404	unless exists $done{$_};	1547	unless exists $done{$_};
1405	}	1548	}
1406		1549
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1551
1409	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1556
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1558	if exists $v->{meta}{mandatory};
1417		1559
1418	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1419	}	1569	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1570	}
1425		1571
1426	skip:	1572	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1429	}	1582	}
1430	};	1583	};
1431	}	1584	}
1432		1585
1433	#############################################################################	1586	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1518	}	1671	}
1519	}	1672	}
1520	}	1673	}
1521		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1522	sub save($) {	1688	sub save($) {
1523	my ($pl) = @_;	1689	my ($pl) = @_;
1524		1690
1525	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1526		1692
…		…
1531		1697
1532	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1534		1700
1535	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1705
1537	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1707	cf::cede_to_tick;
1539	}	1708	}
1540		1709
…		…
1574	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1575		1744
1576	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1747
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1749	$pl->deactivate;
		1750
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1584	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1585		1756
1586	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1642	\@logins	1813	\@logins
1643	}	1814	}
1644		1815
1645	=item $player->maps	1816	=item $player->maps
1646		1817
		1818	=item cf::player::maps $login
		1819
1647	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1648	player. May block.	1821	player. May block.
1649		1822
1650	=cut	1823	=cut
1651		1824
…		…
1713	=cut	1886	=cut
1714		1887
1715	sub find_by_path($) {	1888	sub find_by_path($) {
1716	my ($path) = @_;	1889	my ($path) = @_;
1717		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1718	my ($match, $specificity);	1893	my ($match, $specificity);
1719		1894
1720	for my $region (list) {	1895	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1722	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
…		…
1750	sub generate_random_map {	1925	sub generate_random_map {
1751	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1752		1927
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		1929
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	1931	}
1770		1932
1771	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1772		1934
1773	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1778		1940
1779	sub register {	1941	sub register {
1780	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	1943	my $pkg = caller;
1782		1944
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		1946
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	1948	}
1788		1949
1789	# also paths starting with '/'	1950	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		1952
1792	sub thawer_merge {	1953	sub thawer_merge {
1793	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1794		1955
1795	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1800	}	1961	}
1801		1962
1802	sub normalise {	1963	sub normalise {
1803	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1804		1965
1805	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1806		1967
1807	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1808		1969
1809	# map plan:	1970	# map plan:
1810	#	1971	#
…		…
1825	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	1987	$path = "$base/$path";
1827	}	1988	}
1828		1989
1829	for ($path) {	1990	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1833	}	1993	}
1834		1994
1835	$path	1995	$path
…		…
1849	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1850	return $self;	2010	return $self;
1851	}	2011	}
1852	}	2012	}
1853		2013
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2015	()
1856	}	2016	}
1857		2017
		2018	# may re-bless or do other evil things
1858	sub init {	2019	sub init {
1859	my ($self) = @_;	2020	my ($self) = @_;
1860		2021
1861	$self	2022	$self
1862	}	2023	}
…		…
1927	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1928		2089
1929	1	2090	1
1930	}	2091	}
1931		2092
		2093	# used to laod the header of an original map
1932	sub load_header_orig {	2094	sub load_header_orig {
1933	my ($self) = @_;	2095	my ($self) = @_;
1934		2096
1935	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1936	}	2098	}
1937		2099
		2100	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2101	sub load_header_temp {
1939	my ($self) = @_;	2102	my ($self) = @_;
1940		2103
1941	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1942	}	2105	}
1943		2106
		2107	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2108	sub prepare_temp {
1945	my ($self) = @_;	2109	my ($self) = @_;
1946		2110
1947	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1949	# safety	2113	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2116	}
1953		2117
		2118	# called after loading the header from an original map
1954	sub prepare_orig {	2119	sub prepare_orig {
1955	my ($self) = @_;	2120	my ($self) = @_;
1956		2121
1957	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2147
1983	sub find;	2148	sub find;
1984	sub find {	2149	sub find {
1985	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1986		2151
		2152	cf::cede_to_tick;
		2153
1987	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1988		2155
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2158
1992	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
…		…
2009		2176
2010	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2011	}	2178	}
2012	}	2179	}
2013		2180
2014	sub pre_load { }	2181	sub pre_load { }
2015	sub post_load { }	2182	#sub post_load { } # XS
2016		2183
2017	sub load {	2184	sub load {
2018	my ($self) = @_;	2185	my ($self) = @_;
2019		2186
2020	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2190
2024	{	2191	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2026		2193
2027	return unless $self->valid;	2194	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2196
2032	$self->alloc;	2197	$self->alloc;
2033		2198
2034	$self->pre_load;	2199	$self->pre_load;
2035	cf::cede_to_tick;	2200	cf::cede_to_tick;
2036		2201
		2202	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2204	$f->skip_block;
2039	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2040	or return;	2206	or return;
2041		2207
2042	$self->post_load_original	2208	$self->post_load_original
2043	if delete $self->{load_original};	2209	if delete $self->{load_original};
2044		2210
2045	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2212	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2215	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2052	}	2219	}
2053	}	2220	}
2054	}
2055		2221
2056	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2057		2229
2058	cf::cede_to_tick;	2230	cf::cede_to_tick;
2059	# now do the right thing for maps	2231	# now do the right thing for maps
2060	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2238	$self->decay_objects;
2067	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2068	$self->update_buttons;	2240	$self->update_buttons;
2069	cf::cede_to_tick;	2241	cf::cede_to_tick;
2070	$self->activate;	2242	#$self->activate; # no longer activate maps automatically
2071	}	2243	}
2072		2244
2073	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2247	}
2078		2248
2079	$self->post_load;	2249	$self->post_load;
2080	}
2081		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2257	sub customise_for {
2083	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2084		2259
2085	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2261	if $self->per_player;
…		…
2089	# if $self->per_party;	2264	# if $self->per_party;
2090		2265
2091	$self	2266	$self
2092	}	2267	}
2093		2268
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2269	sub find_sync {
2121	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2122		2271
2123	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2124	}	2277	}
2125		2278
2126	sub do_load_sync {	2279	sub do_load_sync {
2127	my ($map) = @_;	2280	my ($map) = @_;
2128		2281
		2282	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2131		2285
2132	cf::sync_job { $map->load };	2286	$map->load;
2133	}	2287	}
2134		2288
2135	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2137		2291
2138	sub find_async {	2292	sub find_async {
2139	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2140		2294
2141	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2142		2296
2143	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2145	}	2299	}
2146		2300
2147	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2148		2302
2149	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2164		2318
2165	()	2319	()
2166	}	2320	}
2167		2321
		2322	# common code, used by both ->save and ->swapout
2168	sub save {	2323	sub _save {
2169	my ($self) = @_;	2324	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2325
2173	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2174		2327
2175	return unless $self->dirty;	2328	return unless $self->dirty;
2176		2329
…		…
2196	} else {	2349	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2351	}
2199	}	2352	}
2200		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2201	sub swap_out {	2362	sub swap_out {
2202	my ($self) = @_;	2363	my ($self) = @_;
2203		2364
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2209	return if $self->players;	2369	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2211	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2212		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2213	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2214		2421
2215	$self->deactivate;	2422	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2424	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2425
2263	$self->unlink_save;	2426	$self->unlink_save;
2264	$self->destroy;	2427	$self->destroy;
2265	}	2428	}
2266		2429
…		…
2274		2437
2275	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2276		2439
2277	$self->unlink_save;	2440	$self->unlink_save;
2278		2441
2279	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2447
…		…
2514		2677
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2679
2517	The player should be reasonably safe there for short amounts of time (e.g.	2680	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2682	though, as the player cannot control the character while it is on the link
2520	map.	2683	map.
2521		2684
2522	Will never block.	2685	Will never block.
2523		2686
2524	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2709	my ($self) = @_;
2547		2710
2548	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2549		2712
		2713	++$self->{_link_recursion};
		2714
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2716
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2554		2719
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2721	}
2557		2722
2558	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2560		2725
…		…
2580	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <= 0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2583		2748
2584	$map->load;	2749	$map->load;
2585	$map->load_neighbours;
2586		2750
2587	return unless $self->contr->active;	2751	return unless $self->contr->active;
2588		2752
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2591		2755	# entering was successful
		2756	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2757	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2758	$self->activate_recursive;
2594	}	2759	}
2595		2760
		2761	}
		2762
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2764
2598	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2775
2609	our $GOTOGEN;	2776	our $GOTOGEN;
2610		2777
2611	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2613		2786
2614	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2789
2617	$self->enter_link;	2790	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2638	}	2811	}
2639	}	2812	}
2640		2813
2641	my $map = eval {	2814	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2816
2644	if ($map) {	2817	if ($map) {
2645	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2820	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2822	}
2650		2823
2651	$map	2824	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2662	}	2835	}
2663		2836
2664	$done->() if $done;	2837	$done->($self) if $done;
2665	})->prio (1);	2838	})->prio (1);
2666	}	2839	}
2667		2840
2668	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2669		2842
…		…
2737	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2738		2911
2739	unless (eval {	2912	unless (eval {
2740	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2741		2914
2742	# random map handling
2743	{
2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746	prepare_random_map $exit
2747	if $exit->slaying eq "/!";
2748	}
2749
2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
2753		2941
2754	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2755		2943
2756	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2757	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2766		2954
2767	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	2956	$self->leave_link;
2769	}	2957	}
2770	})->prio (1);	2958	})->prio (1);
2771	}	2959	}
2772		2960
…		…
2999	=cut	3187	=cut
3000		3188
3001	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
3002	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
3003		3191
3004	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3006	} elsif ($self->extcmd == 1) {
3007	#TODO: version 1, remove
3008	unshift @msg, msgtype => "reply", msgid => $id;
3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3010	}
3011	}	3195	}
3012		3196
3013	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
3014		3198
3015	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
3070	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
3071		3255
3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3073		3257
3074	if (ref $msg) {	3258	if (ref $msg) {
3075	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3076	"ARRAY" eq ref $msg
3077	? @$msg
3078	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3079		3260
3080	my @reply;	3261	my @reply;
3081		3262
3082	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
3083	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
3085		3266
3086	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
3087	if $reply;	3268	if $reply;
3088		3269
3089	} else {	3270	} else {
3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3091	}	3272	}
3092		3273
3093	cf::override;	3274	cf::override;
3094	},	3275	},
3095	);	3276	);
…		…
3115		3296
3116	$coro	3297	$coro
3117	}	3298	}
3118		3299
3119	cf::client->attach (	3300	cf::client->attach (
3120	on_destroy => sub {	3301	on_client_destroy => sub {
3121	my ($ns) = @_;	3302	my ($ns) = @_;
3122		3303
3123	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124	},	3305	},
3125	);	3306	);
…		…
3176	decrease split destroy change_exp value msg lore send_msg)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3177	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3178	["cf::player" => qw(peaceful send_msg)],	3359	["cf::player" => qw(peaceful send_msg)],
3179	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3180	) {	3361	) {
3181	no strict 'refs';
3182	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184	for @funs;	3364	for @funs;
3185	}	3365	}
3186		3366
…		…
3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3204	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3205		3385
3206	%vars = (_dummy => 0) unless %vars;	3386	%vars = (_dummy => 0) unless %vars;
3207		3387
		3388	my @res;
3208	local $_;	3389	local $_;
3209	local @safe::cf::_safe_eval_args = values %vars;
3210		3390
3211	my $eval =	3391	my $eval =
3212	"do {\n"	3392	"do {\n"
3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3214	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3215	. $code	3395	. $code
3216	. "\n}"	3396	. "\n}"
3217	;	3397	;
3218		3398
		3399	if ($CFG{safe_eval}) {
3219	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3220	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3221	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3222		3408
3223	if ($@) {	3409	if ($@) {
3224	warn "$@";	3410	warn "$@",
3225	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3226	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3227	}	3413	}
3228		3414
3229	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3230	}	3416	}
3231		3417
…		…
3245	=cut	3431	=cut
3246		3432
3247	sub register_script_function {	3433	sub register_script_function {
3248	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3249		3435
3250	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3251	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3252	}	3438	}
3253		3439
3254	=back	3440	=back
3255		3441
3256	=cut	3442	=cut
…		…
3265	# for this (global event?)	3451	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3453
3268	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3269		3455
3270	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3271		3457
3272	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3273	0 < aio_load $path, $facedata
3274	or die "$path: $!";
3275
3276	$facedata = Coro::Storable::thaw $facedata;
3277		3459
3278	$facedata->{version} == 2	3460	$facedata->{version} == 2
3279	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3280		3462
3281	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3282	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3283	type => FT_RSRC,	3466	type => FT_RSRC,
3284	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3285	};	3469	};
3286	cf::cede_to_tick;	3470	cf::cede_to_tick;
3287		3471
3288	{	3472	{
3289	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3293		3477
3294	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3295	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3296	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3297	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3298		3483
3299	cf::cede_to_tick;	3484	cf::cede_to_tick;
3300	}	3485	}
3301		3486
3302	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3307		3492
3308	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3309	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3311	} else {	3496	} else {
3312	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3313	}	3498	}
3314		3499
3315	cf::cede_to_tick;	3500	cf::cede_to_tick;
3316	}	3501	}
3317	}	3502	}
…		…
3329		3514
3330	{	3515	{
3331	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3332		3517
3333	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3334	if (defined $info->{type}) {	3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3335	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3336		3522
3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3338	cf::face::set_type $idx, $info->{type};	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # any keys left are stashed into meta unless prepended
3339	} else {	3526	} else {
3340	$RESOURCE{$name} = $info;	3527	# $RESOURCE{$name} = $info; # unused
3341	}	3528	}
3342		3529
3343	cf::cede_to_tick;	3530	cf::cede_to_tick;
3344	}	3531	}
3345	}	3532	}
3346		3533
3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3348		3535
3349	1	3536	1
3350	}	3537	}
3351
3352	cf::global->attach (on_resource_update => sub {
3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3355
3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3357	my $sound = $soundconf->{compat}[$_]
3358	or next;
3359
3360	my $face = cf::face::find "sound/$sound->[1]";
3361	cf::sound::set $sound->[0] => $face;
3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3363	}
3364
3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
3366	my $face = cf::face::find "sound/$v";
3367	cf::sound::set $k => $face;
3368	}
3369	}
3370	});
3371		3538
3372	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
3373	my ($ns, $want) = @_;	3540	my ($ns, $want) = @_;
3374		3541
3375	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
…		…
3414	sub reload_treasures {	3581	sub reload_treasures {
3415	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3416	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3417	}	3584	}
3418		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3419	sub reload_resources {	3606	sub reload_resources {
3420	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3421		3608
		3609	reload_exp_table;
		3610	reload_materials;
3422	reload_facedata;	3611	reload_facedata;
		3612	reload_sound;
3423	reload_archetypes;	3613	reload_archetypes;
3424	reload_regions;	3614	reload_regions;
3425	reload_treasures;	3615	reload_treasures;
3426		3616
3427	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3428	}	3618	}
3429		3619
3430	sub reload_config {	3620	sub reload_config {
3431	warn "reloading config file...\n";	3621	trace "reloading config file...\n";
3432		3622
3433	open my $fh, "<:utf8", "$CONFDIR/config"	3623	my $config = load_file "$CONFDIR/config";
3434	or return;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3435		3626
3436	local $/;
3437	*CFG = YAML::XS::Load scalar <$fh>;
3438
3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3440		3628
3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3443		3631
3444	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3634	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3447	and die "WARNING: m(un)lockall failed: $!\n";	3635	and die "WARNING: m(un)lockall failed: $!\n";
3448	};	3636	};
3449	warn $@ if $@;	3637	warn $@ if $@;
3450	}	3638	}
3451
3452	warn "finished reloading resource files\n";
3453	}	3639	}
3454		3640
3455	sub pidfile() {	3641	sub pidfile() {
3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3457	or die "$PIDFILE: $!";	3643	or die "$PIDFILE: $!";
…		…
3470	seek $fh, 0, 0;	3656	seek $fh, 0, 0;
3471	print $fh $$;	3657	print $fh $$;
3472	}	3658	}
3473		3659
3474	sub main_loop {	3660	sub main_loop {
3475	warn "EV::loop starting\n";	3661	trace "EV::loop starting\n";
3476	if (1) {	3662	if (1) {
3477	EV::loop;	3663	EV::loop;
3478	}	3664	}
3479	warn "EV::loop returned\n";	3665	trace "EV::loop returned\n";
3480	goto &main_loop unless $REALLY_UNLOOP;	3666	goto &main_loop unless $REALLY_UNLOOP;
3481	}	3667	}
3482		3668
3483	sub main {	3669	sub main {
3484	cf::init_globals; # initialise logging	3670	cf::init_globals; # initialise logging
3485		3671
3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3490
3491	cf::init_experience;
3492	cf::init_anim;
3493	cf::init_attackmess;
3494	cf::init_dynamic;
3495		3676
3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3497		3678
3498	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3499	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
…		…
3505	};	3686	};
3506		3687
3507	evthread_start IO::AIO::poll_fileno;	3688	evthread_start IO::AIO::poll_fileno;
3508		3689
3509	cf::sync_job {	3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
3510	cf::load_settings;	3697	cf::load_settings;
3511	cf::load_materials;
3512		3698
3513	reload_resources;	3699	reload_resources;
3514	reload_config;	3700	reload_config;
3515	db_init;	3701	db_init;
3516		3702
3517	cf::init_uuid;	3703	cf::init_uuid;
3518	cf::init_signals;	3704	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3705	cf::init_skills;
3521		3706
3522	cf::init_beforeplay;	3707	cf::init_beforeplay;
3523		3708
3524	atomic;	3709	atomic;
…		…
3529		3714
3530	# no (long-running) fork's whatsoever before this point(!)	3715	# no (long-running) fork's whatsoever before this point(!)
3531	use POSIX ();	3716	use POSIX ();
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3718
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3719	cf::_post_init 0;
3535	};	3720	};
3536		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
3537	main_loop;	3729	goto &main_loop;
3538	}	3730	}
3539		3731
3540	#############################################################################	3732	#############################################################################
3541	# initialisation and cleanup	3733	# initialisation and cleanup
3542		3734
3543	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3544	BEGIN {	3736	BEGIN {
3545	our %SIGWATCHER = ();	3737	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3549	};	3741	};
3550	}	3742	}
3551	}	3743	}
3552		3744
3553	sub write_runtime_sync {	3745	sub write_runtime_sync {
		3746	my $t0 = AE::time;
		3747
3554	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3556		3750
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3752
3559	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3560		3754
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3756	or return;
3563		3757
3564	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3773	or return;
3580		3774
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3776	and return;
3583		3777
3584	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3779
3586	1	3780	1
3587	}	3781	}
3588		3782
3589	our $uuid_lock;	3783	our $uuid_lock;
…		…
3601	or return;	3795	or return;
3602		3796
3603	my $value = uuid_seq uuid_cur;	3797	my $value = uuid_seq uuid_cur;
3604		3798
3605	unless ($value) {	3799	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3800	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3801	return;
3608	}	3802	}
3609		3803
3610	my $value = uuid_str $value + $uuid_skip;	3804	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3805	$uuid_skip = 0;
…		…
3621	or return;	3815	or return;
3622		3816
3623	aio_rename "$uuid~", $uuid	3817	aio_rename "$uuid~", $uuid
3624	and return;	3818	and return;
3625		3819
3626	warn "uuid file written ($value).\n";	3820	trace "uuid file written ($value).\n";
3627		3821
3628	1	3822	1
3629		3823
3630	}	3824	}
3631		3825
…		…
3637	}	3831	}
3638		3832
3639	sub emergency_save() {	3833	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3641		3835
3642	warn "emergency_perl_save: enter\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3643		3842
3644	cf::sync_job {	3843	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	3844	cf::write_runtime_sync; # external watchdog should not bark
3646	# save all maps without fsync, and later call a global sync
3647	# (which in turn might be very very slow)
3648	local $USE_FSYNC = 0;
3649		3845
3650	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	3849	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	3852	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	3854	$pl->save;
3659	}	3855	}
3660	warn "emergency_perl_save: end player save\n";	3856	info "emergency_perl_save: end player save\n";
3661		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
3662	warn "emergency_perl_save: begin map save\n";	3860	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	3863	$map->valid or next;
3666	$map->save;	3864	$map->save;
3667	}	3865	}
3668	warn "emergency_perl_save: end map save\n";	3866	info "emergency_perl_save: end map save\n";
3669		3867
		3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
3670	warn "emergency_perl_save: begin database checkpoint\n";	3870	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
3673		3873
3674	warn "emergency_perl_save: begin write uuid\n";	3874	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	3875	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3677	};	3896	};
3678		3897
3679	warn "emergency_perl_save: starting sync()\n";
3680	IO::AIO::aio_sync sub {
3681	warn "emergency_perl_save: finished sync()\n";
3682	};
3683
3684	warn "emergency_perl_save: leave\n";	3898	info "emergency_perl_save: leave\n";
3685	}	3899	}
3686		3900
3687	sub post_cleanup {	3901	sub post_cleanup {
3688	my ($make_core) = @_;	3902	my ($make_core) = @_;
3689		3903
		3904	IO::AIO::flush;
		3905
3690	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	3907	if $make_core;
3692		3908
3693	my $fh = pidfile;	3909	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	3910	unlink $PIDFILE if <$fh> == $$;
3695	}	3911	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	3932	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	3933	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	3935	}
3720	warn "cleared package $pkg\n";#d#
3721	}	3936	}
3722		3937
3723	sub do_reload_perl() {	3938	sub do_reload_perl() {
3724	# can/must only be called in main	3939	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3726	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3727	return;	3942	return;
3728	}	3943	}
3729		3944
3730	return if $RELOAD++;	3945	return if $RELOAD++;
3731		3946
3732	my $t1 = EV::time;	3947	my $t1 = AE::time;
3733		3948
3734	while ($RELOAD) {	3949	while ($RELOAD) {
3735	warn "reloading...";	3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
3736		3952
3737	warn "entering sync_job";	3953	trace "perl_reload: entering sync_job";
3738		3954
3739	cf::sync_job {	3955	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	3956	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		3957
3744	warn "syncing database to disk";
3745	BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747	# if anything goes wrong in here, we should simply crash as we already saved
3748
3749	warn "flushing outstanding aio requests";
3750	while (IO::AIO::nreqs || BDB::nreqs) {
3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752	}
3753
3754	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	3960	%EXT_CORO = ();
3757		3961
3758	warn "removing commands";	3962	trace "perl_reload: removing commands";
3759	%COMMAND = ();	3963	%COMMAND = ();
3760		3964
3761	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3762	%EXTCMD = ();	3966	%EXTCMD = ();
3763	%EXTICMD = ();	3967	%EXTICMD = ();
3764		3968
3765	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3768		3972
3769	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3770	eval {	3974	eval {
3771	$cb->($pkg);	3975	$cb->($pkg);
3772	1	3976	1
3773	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
3774	}	3978	}
3775		3979
3776	warn "... clearing $pkg";	3980	trace "... clearing $pkg";
3777	clear_package $pkg;	3981	clear_package $pkg;
3778	}	3982	}
3779		3983
3780	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		3987
3784	warn "... unloading $k";	3988	trace "... unloading $k";
3785	delete $INC{$k};	3989	delete $INC{$k};
3786		3990
3787	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3789		3993
…		…
3792	}	3996	}
3793		3997
3794	clear_package $k;	3998	clear_package $k;
3795	}	3999	}
3796		4000
3797	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	4002	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		4004
3801	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		4008
3805	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3806	# and global variables created in xs	4010	# and global variables created in xs
3807	#clear_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3808		4012
3809	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3810		4014
3811	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3812	require cf;	4016	require cf;
3813	cf::_connect_to_perl_1;	4017	cf::_connect_to_perl_1;
3814		4018
3815	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3816	cf::reload_config;	4020	cf::reload_config;
3817		4021
3818	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3819	cf::load_extensions;	4023	cf::load_extensions;
3820		4024
3821	if ($REATTACH_ON_RELOAD) {	4025	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3825	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
3828	}	4032	}
3829		4033
3830	warn "running post_init jobs";	4034	cf::_post_init 1;
3831	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4035
3833	warn "leaving sync_job";	4036	trace "perl_reload: leaving sync_job";
3834		4037
3835	1	4038	1
3836	} or do {	4039	} or do {
3837	warn $@;	4040	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3839	};	4042	};
3840		4043
3841	warn "reloaded";
3842	--$RELOAD;	4044	--$RELOAD;
3843	}	4045	}
3844		4046
3845	$t1 = EV::time - $t1;	4047	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4048	info "perl_reload: completed in ${t1}s\n";
3847	};	4049	};
3848		4050
3849	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3850		4052
3851	sub reload_perl() {	4053	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3854		4056
3855	$RELOAD_WATCHER ||= cf::async {	4057	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4058	Coro::AIO::aio_wait cache_extensions;
3857		4059
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4061	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3861	};	4063	};
3862	};	4064	};
3863	}	4065	}
…		…
3872	reload_perl;	4074	reload_perl;
3873	};	4075	};
3874	}	4076	}
3875	};	4077	};
3876		4078
3877	unshift @INC, $LIBDIR;	4079	#############################################################################
3878		4080
3879	my $bug_warning = 0;	4081	my $bug_warning = 0;
3880		4082
3881	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;
3883
3884	sub wait_for_tick {	4083	sub wait_for_tick() {
3885	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3886		4085
3887	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3888	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;
3890	}	4087	}
3891		4088
3892	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3894		4091
3895	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4094	$signal->wait;
3898	}	4095	}
…		…
3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3903	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3904	return;	4101	return;
3905	}	4102	}
3906		4103
3907	cf::server_tick; # one server iteration	4104	cf::one_tick; # one server iteration
		4105
		4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3908		4107
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4110	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4112	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3915	};	4114	};
3916	}	4115	}
3917		4116
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4118	$sig->send;
3920	}	4119	}
3921	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3922	$sig->send;
3923	}
3924		4121
3925	$LOAD = ($NOW - $TICK_START) / $TICK;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3927		4124
3928	if (0) {	4125	if (0) {
3929	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3933	}	4130	}
3934	}	4131	}
3935	}	4132	}
3936		4133
3937	{	4134	{
3938	# configure BDB	4135	# configure BDB
3939		4136
3940	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3943		4140
3944	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3982	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3983	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3984	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3985	}	4182	}
3986		4183
3987	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3988		4186
3989	sub _log_backtrace {	4187	sub _log_backtrace {
3990	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3991		4189
3992	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3993		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3995	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3996	++$_log_backtrace;	4198	++$_log_backtrace;
3997	my $perl_bt = Carp::longmess $msg;	4199	my $perl_bt = Carp::longmess $msg;
3998	async {	4200	async {
3999	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
4000		4202
…		…
4020	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
4021	--$_log_backtrace;	4223	--$_log_backtrace;
4022	};	4224	};
4023	} else {	4225	} else {
4024	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
4025	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026	}	4228	}
4027	}	4229	}
4028		4230
4029	# load additional modules	4231	# load additional modules
4030	require "cf/$_.pm" for @EXTRA_MODULES;	4232	require "cf/$_.pm" for @EXTRA_MODULES;

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