ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.476 by root, Wed Sep 2 16:54:20 2009 UTC vs.
Revision 1.560 by root, Fri Apr 22 02:03:12 2011 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# 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>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
76		75
77	# strictly for debugging	76	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		78
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
81		82
82	our %COMMAND = ();	83	our %COMMAND = ();
83	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
84		85
85	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
88	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
90		91
91	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
93		96
94	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
95	our $DATADIR = datadir;	99	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
99	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		112
108	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;
109		120
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	123	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	129	our $DB_ENV;
119		130
120	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		132
122	our %CFG;	133	our %CFG;
123		134
124	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	136	our $RUNTIME;
…		…
159		170
160	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
161		172
162	sub cf::map::normalise;	173	sub cf::map::normalise;
163		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		189
164	#############################################################################	190	#############################################################################
165		191
166	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
167		193
168	=over 4	194	=over 4
…		…
209	from wherever your confdir points to.	235	from wherever your confdir points to.
210		236
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		238
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
214	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
216		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
217	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
218		249
219	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
220	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
221	that call.	252	that call.
222		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
223	=back	260	=back
224		261
225	=cut	262	=cut
226		263
227	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
228	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
229	my $msg = join "", @_;	271	my $msg = join "", @_;
230		272
231	$msg .= "\n"	273	$msg .= "\n"
232	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
233		275
234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
235		277
236	LOG llevError, $msg;	278	LOG llevWarn, $msg;
237	};	279	};
238	}
239		280
240	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
242		283
243	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	288	return;#d#
246	}#d#	289	}#d#
247		290
248	# kill coroutine otherwise	291	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	292	Coro::terminate
251	};	293	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		294
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	312	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	314	}
275		315
276	$EV::DIED = sub {	316	$EV::DIED = sub {
277	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
278	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
279		324
280	#############################################################################	325	#############################################################################
281		326
282	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
283		328
…		…
304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
305	$d	350	$d
306	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
307	}	352	}
308		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
309	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
310		369
311	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
312		371
313	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
320		379
321	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
323		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
324	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
325		415
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
328		418
329	The cdoeblock will have a single boolean argument to indicate whether this	419	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	420	is a reload or not.
331		421
332	=cut	422	=cut
333		423
334	sub post_init(&) {	424	sub post_init(&) {
335	push @POST_INIT, shift;	425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
336	}	443	}
337		444
338	=item cf::lock_wait $string	445	=item cf::lock_wait $string
339		446
340	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	486	}
380		487
381	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
382		489
383	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
384	get spread over timer.	491	get spread over time.
385		492
386	=cut	493	=cut
387		494
388	sub periodic($$) {	495	sub periodic($$) {
389	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
394	}	501	}
395		502
396	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
397		504
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
400	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
401		512
402	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
403	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
404		515
405	Useful for short background jobs.	516	Useful for short background jobs.
406		517
407	=cut	518	=cut
408		519
409	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
411		523
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
415		527
416	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
417		530
418	while () {	531	while () {
419	next_job:	532	next_job:
		533
420	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	535
422	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	540	$job->[2]->send;
426	Coro::cede;	541	Coro::cede;
427	goto next_job;	542	goto next_job;
428	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	545	}
430	}	546	}
431		547
432	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
433	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
434	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
435	$signal->wait;	551	$signal->wait;
436	} else {	552	} else {
		553	$busy = 0;
437	Coro::schedule;	554	Coro::schedule;
438	}	555	}
439	}	556	}
440	};	557	};
441		558
442	sub get_slot($;$$) {	559	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
444		561
445	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
446		563
447	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
448	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
449		567
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
478	=cut	596	=cut
479		597
480	sub sync_job(&) {	598	sub sync_job(&) {
481	my ($job) = @_;	599	my ($job) = @_;
482		600
483	if ($Coro::current == $Coro::main) {	601	if (in_main) {
484	my $time = EV::time;	602	my $time = AE::time;
485		603
486	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
488		606
489	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
490		608
491	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
492		610
493	my $busy = 1;	611	my $busy = 1;
494	my @res;	612	my @res;
495		613
496	(async {	614	(async {
497	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	616	@res = eval { $job->() };
499	warn $@ if $@;	617	error $@ if $@;
500	undef $busy;	618	undef $busy;
501	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
502		620
503	while ($busy) {	621	while ($busy) {
504	if (Coro::nready) {	622	if (Coro::nready) {
…		…
506	} else {	624	} else {
507	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
508	}	626	}
509	}	627	}
510		628
511	my $time = EV::time - $time;	629	my $time = AE::time - $time;
512		630
513	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
514		632
515	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
516	} else {	634	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
539		657
540	$coro	658	$coro
541	}	659	}
542		660
543	=item fork_call { }, $args	661	=item fork_call { }, @args
544		662
545	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
546	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
547	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
548	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
549		667
550	=cut	668	=cut
551		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
552	sub fork_call(&@) {	674	sub fork_call(&@) {
553	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
554		676
555	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
556	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
558		680
559	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
560	reset_signals;	682	cf::post_fork;
561	&$cb	683	&$cb
562	}, @args;	684	} @args;
563		685
564	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
565	}	698	}
566		699
567	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
568		701
569	=cut	702	=cut
…		…
606	within each server.	739	within each server.
607		740
608	=cut	741	=cut
609		742
610	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
611	my ($name) = @_;	747	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
613		749
614	eval {	750	eval {
615	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
625	}	761	}
626		762
627	our $DB;	763	our $DB;
628		764
629	sub db_init {	765	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	766	$DB ||= db_table "db";
632	};
633	}	767	}
634		768
635	sub db_get($$) {	769	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
637		771
638	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
639	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
640		776
641	$! ? ()	777	$! ? ()
642	: $data	778	: $data
643	}
644	}	779	}
645		780
646	sub db_put($$$) {	781	sub db_put($$$) {
647	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		811
677	my @data;	812	my @data;
678	my $md5;	813	my $md5;
679		814
680	for (0 .. $#$src) {	815	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	817	}
684		818
685	# if processing is expensive, check	819	# if processing is expensive, check
686	# checksum first	820	# checksum first
687	if (1) {	821	if (1) {
…		…
704		838
705	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
706	my $data = $process->(\@data);	840	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
708		842
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		844
711	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
714		848
…		…
724		858
725	=cut	859	=cut
726		860
727	sub datalog($@) {	861	sub datalog($@) {
728	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	864	}
731		865
732	=back	866	=back
733		867
734	=cut	868	=cut
…		…
929		1063
930	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1066
933	} elsif (ref $type) {	1067	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
935		1069
936	} else {	1070	} else {
937	shift @arg;	1071	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
939	}	1073	}
940	}	1074	}
941	}	1075	}
942		1076
943	sub _object_attach {	1077	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
954	}	1088	}
955		1089
956	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
957	} else {	1091	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1093	}
960		1094
961	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
962	}	1096	}
963		1097
…		…
1022		1156
1023	for (@$callbacks) {	1157	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1025		1159
1026	if ($@) {	1160	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1162	override;
1030	}	1163	}
1031		1164
1032	return 1 if $override;	1165	return 1 if $override;
1033	}	1166	}
…		…
1112	for (@$attach) {	1245	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1115	}	1248	}
1116	} else {	1249	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1251	}
1119	}	1252	}
1120	}	1253	}
1121		1254
1122	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1150		1283
1151	sync_job {	1284	sync_job {
1152	if (length $$rdata) {	1285	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1156		1290
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1183		1317
1184	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1320	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1188	}	1322	}
1189	} else {	1323	} else {
1190	aio_unlink $filename;	1324	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1192	}	1326	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1351	$av = $st->{objs};
1218	}	1352	}
1219		1353
1220	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1223		1358
1224	($data, $av)	1359	($data, $av)
1225	}	1360	}
1226		1361
1227	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1286	}	1421	}
1287		1422
1288	use File::Glob ();	1423	use File::Glob ();
1289		1424
1290	cf::player->attach (	1425	cf::player->attach (
1291	on_command => sub {	1426	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1293		1428
1294	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1295	or return;	1430	or return;
1296		1431
…		…
1319		1454
1320	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1321	if $reply;	1456	if $reply;
1322		1457
1323	} else {	1458	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1460	}
1326		1461
1327	cf::override;	1462	cf::override;
1328	},	1463	},
1329	);	1464	);
…		…
1340		1475
1341	$grp	1476	$grp
1342	}	1477	}
1343		1478
1344	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1345	cf::sync_job {	1482	cf::sync_job {
1346	my %todo;	1483	my %todo;
1347		1484
1348	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1486	next unless -r $path;
…		…
1367		1504
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1507
1371	$ext{source} =	1508	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1374	. $source	1511	. $source
1375	. "\n};\n1";	1512	. "\n};\n1";
1376		1513
1377	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1378	}	1515	}
1379		1516
		1517	my $pass = 0;
1380	my %done;	1518	my %done;
1381	while (%todo) {	1519	while (%todo) {
1382	my $progress;	1520	my $progress;
1383		1521
		1522	++$pass;
		1523
		1524	ext:
1384	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1527	next ext
1387	unless exists $done{$_};	1528	unless exists $done{$_};
1388	}	1529	}
1389		1530
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1532
1392	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1537
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1539	if exists $v->{meta}{mandatory};
1400		1540
1401	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1402	}	1550	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1551	}
1408		1552
1409	skip:	1553	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560	}
1412	}	1561	}
1413	};	1562	};
1414	}	1563	}
1415		1564
1416	#############################################################################	1565	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1649	$cf::PLAYER{$login} = $pl
1501	}	1650	}
1502	}	1651	}
1503	}	1652	}
1504		1653
		1654	cf::player->attach (
		1655	on_load => sub {
		1656	my ($pl, $path) = @_;
		1657
		1658	# restore slots saved in save, below
		1659	my $slots = delete $pl->{_slots};
		1660
		1661	$pl->ob->current_weapon ($slots->[0]);
		1662	$pl->combat_ob ($slots->[1]);
		1663	$pl->ranged_ob ($slots->[2]);
		1664	},
		1665	);
		1666
1505	sub save($) {	1667	sub save($) {
1506	my ($pl) = @_;	1668	my ($pl) = @_;
1507		1669
1508	return if $pl->{deny_save};	1670	return if $pl->{deny_save};
1509		1671
…		…
1514		1676
1515	aio_mkdir playerdir $pl, 0770;	1677	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1678	$pl->{last_save} = $cf::RUNTIME;
1517		1679
1518	cf::get_slot 0.01;	1680	cf::get_slot 0.01;
		1681
		1682	# save slots, to be restored later
		1683	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1519		1684
1520	$pl->save_pl ($path);	1685	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1686	cf::cede_to_tick;
1522	}	1687	}
1523		1688
…		…
1557	my $name = $pl->ob->name;	1722	my $name = $pl->ob->name;
1558		1723
1559	$pl->{deny_save} = 1;	1724	$pl->{deny_save} = 1;
1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1725	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1561		1726
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1727	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1728	$pl->deactivate;
		1729
1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1730	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1731	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1732	ext::highscore::check ($pl->ob);
		1733
1567	$pl->ns->destroy if $pl->ns;	1734	$pl->ns->destroy if $pl->ns;
1568		1735
1569	my $path = playerdir $pl;	1736	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1737	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1738	aio_rename $path, $temp;
…		…
1625	\@logins	1792	\@logins
1626	}	1793	}
1627		1794
1628	=item $player->maps	1795	=item $player->maps
1629		1796
		1797	=item cf::player::maps $login
		1798
1630	Returns an arrayref of map paths that are private for this	1799	Returns an arrayref of map paths that are private for this
1631	player. May block.	1800	player. May block.
1632		1801
1633	=cut	1802	=cut
1634		1803
…		…
1696	=cut	1865	=cut
1697		1866
1698	sub find_by_path($) {	1867	sub find_by_path($) {
1699	my ($path) = @_;	1868	my ($path) = @_;
1700		1869
		1870	$path =~ s/^~[^\/]*//; # skip ~login
		1871
1701	my ($match, $specificity);	1872	my ($match, $specificity);
1702		1873
1703	for my $region (list) {	1874	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1875	if ($region->{match} && $path =~ $region->{match}) {
1705	($match, $specificity) = ($region, $region->specificity)	1876	($match, $specificity) = ($region, $region->specificity)
…		…
1733	sub generate_random_map {	1904	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1905	my ($self, $rmp) = @_;
1735		1906
1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1907	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1737		1908
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	1909	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	1910	}
1753		1911
1754	=item cf::map->register ($regex, $prio)	1912	=item cf::map->register ($regex, $prio)
1755		1913
1756	Register a handler for the map path matching the given regex at the	1914	Register a handler for the map path matching the given regex at the
…		…
1761		1919
1762	sub register {	1920	sub register {
1763	my (undef, $regex, $prio) = @_;	1921	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	1922	my $pkg = caller;
1765		1923
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	1924	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		1925
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1926	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	1927	}
1771		1928
1772	# also paths starting with '/'	1929	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1930	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		1931
1775	sub thawer_merge {	1932	sub thawer_merge {
1776	my ($self, $merge) = @_;	1933	my ($self, $merge) = @_;
1777		1934
1778	# we have to keep some variables in memory intact	1935	# we have to keep some variables in memory intact
…		…
1783	}	1940	}
1784		1941
1785	sub normalise {	1942	sub normalise {
1786	my ($path, $base) = @_;	1943	my ($path, $base) = @_;
1787		1944
1788	$path = "$path"; # make sure its a string	1945	$path = "$path"; # make sure it's a string
1789		1946
1790	$path =~ s/\.map$//;	1947	$path =~ s/\.map$//;
1791		1948
1792	# map plan:	1949	# map plan:
1793	#	1950	#
…		…
1808	$base =~ s{[^/]+/?$}{};	1965	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	1966	$path = "$base/$path";
1810	}	1967	}
1811		1968
1812	for ($path) {	1969	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	1970	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	1971	redo if s{/[^/]+/\.\./}{/};
1816	}	1972	}
1817		1973
1818	$path	1974	$path
…		…
1832	$self->init; # pass $1 etc.	1988	$self->init; # pass $1 etc.
1833	return $self;	1989	return $self;
1834	}	1990	}
1835	}	1991	}
1836		1992
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	1993	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	1994	()
1839	}	1995	}
1840		1996
1841	sub init {	1997	sub init {
1842	my ($self) = @_;	1998	my ($self) = @_;
…		…
1964	}	2120	}
1965		2121
1966	sub find;	2122	sub find;
1967	sub find {	2123	sub find {
1968	my ($path, $origin) = @_;	2124	my ($path, $origin) = @_;
		2125
		2126	cf::cede_to_tick;
1969		2127
1970	$path = normalise $path, $origin && $origin->path;	2128	$path = normalise $path, $origin && $origin->path;
1971		2129
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2130	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2131	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1992		2150
1993	$cf::MAP{$path} = $map	2151	$cf::MAP{$path} = $map
1994	}	2152	}
1995	}	2153	}
1996		2154
1997	sub pre_load { }	2155	sub pre_load { }
1998	sub post_load { }	2156	#sub post_load { } # XS
1999		2157
2000	sub load {	2158	sub load {
2001	my ($self) = @_;	2159	my ($self) = @_;
2002		2160
2003	local $self->{deny_reset} = 1; # loading can take a long time	2161	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2058		2216
2059	$self->in_memory (cf::MAP_ACTIVE);	2217	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2218	}
2061		2219
2062	$self->post_load;	2220	$self->post_load;
2063	}
2064		2221
		2222	1
		2223	}
		2224
		2225	# customize the map for a given player, i.e.
		2226	# return the _real_ map. used by e.g. per-player
		2227	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2228	sub customise_for {
2066	my ($self, $ob) = @_;	2229	my ($self, $ob) = @_;
2067		2230
2068	return find "~" . $ob->name . "/" . $self->{path}	2231	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2232	if $self->per_player;
…		…
2085	or next;	2248	or next;
2086	$neigh = find $neigh, $map	2249	$neigh = find $neigh, $map
2087	or next;	2250	or next;
2088	$neigh->load;	2251	$neigh->load;
2089		2252
		2253	# now find the diagonal neighbours
2090	push @neigh,	2254	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2255	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2256	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}	2257	}
2094		2258
…		…
2101	}	2265	}
2102		2266
2103	sub find_sync {	2267	sub find_sync {
2104	my ($path, $origin) = @_;	2268	my ($path, $origin) = @_;
2105		2269
2106	cf::sync_job { find $path, $origin }	2270	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2271	if $Coro::current == $Coro::main;
		2272
		2273	find $path, $origin
2107	}	2274	}
2108		2275
2109	sub do_load_sync {	2276	sub do_load_sync {
2110	my ($map) = @_;	2277	my ($map) = @_;
2111		2278
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2279	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2280	if $Coro::current == $Coro::main;
2114		2281
2115	cf::sync_job { $map->load };	2282	$map->load;
2116	}	2283	}
2117		2284
2118	our %MAP_PREFETCH;	2285	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2286	our $MAP_PREFETCHER = undef;
2120		2287
…		…
2146	$MAP_PREFETCHER->prio (6);	2313	$MAP_PREFETCHER->prio (6);
2147		2314
2148	()	2315	()
2149	}	2316	}
2150		2317
		2318	# common code, used by both ->save and ->swapout
2151	sub save {	2319	sub _save {
2152	my ($self) = @_;	2320	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2321
2156	$self->{last_save} = $cf::RUNTIME;	2322	$self->{last_save} = $cf::RUNTIME;
2157		2323
2158	return unless $self->dirty;	2324	return unless $self->dirty;
2159		2325
…		…
2179	} else {	2345	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2346	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2347	}
2182	}	2348	}
2183		2349
		2350	sub save {
		2351	my ($self) = @_;
		2352
		2353	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2354
		2355	$self->_save;
		2356	}
		2357
2184	sub swap_out {	2358	sub swap_out {
2185	my ($self) = @_;	2359	my ($self) = @_;
2186		2360
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2362
2192	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2363	return if $self->in_memory != cf::MAP_ACTIVE;
2194	return if $self->{deny_save};	2364	return if $self->{deny_save};
		2365	return if $self->players;
2195		2366
		2367	# first deactivate the map and "unlink" it from the core
		2368	$self->deactivate;
		2369	$_->clear_links_to ($self) for values %cf::MAP;
2196	$self->in_memory (cf::MAP_SWAPPED);	2370	$self->in_memory (cf::MAP_SWAPPED);
		2371
		2372	# then atomically save
		2373	$self->_save;
		2374
		2375	# then free the map
		2376	$self->clear;
		2377	}
		2378
		2379	sub reset_at {
		2380	my ($self) = @_;
		2381
		2382	# TODO: safety, remove and allow resettable per-player maps
		2383	return 1e99 if $self->{deny_reset};
		2384
		2385	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2386	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2387
		2388	$time + $to
		2389	}
		2390
		2391	sub should_reset {
		2392	my ($self) = @_;
		2393
		2394	$self->reset_at <= $cf::RUNTIME
		2395	}
		2396
		2397	sub reset {
		2398	my ($self) = @_;
		2399
		2400	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2401
		2402	return if $self->players;
		2403
		2404	cf::trace "resetting map ", $self->path, "\n";
		2405
		2406	$self->in_memory (cf::MAP_SWAPPED);
		2407
		2408	# need to save uniques path
		2409	unless ($self->{deny_save}) {
		2410	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2411
		2412	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2413	if $uniq;
		2414	}
		2415
		2416	delete $cf::MAP{$self->path};
2197		2417
2198	$self->deactivate;	2418	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2419	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2420	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2421
2246	$self->unlink_save;	2422	$self->unlink_save;
2247	$self->destroy;	2423	$self->destroy;
2248	}	2424	}
2249		2425
…		…
2257		2433
2258	delete $cf::MAP{$self->path};	2434	delete $cf::MAP{$self->path};
2259		2435
2260	$self->unlink_save;	2436	$self->unlink_save;
2261		2437
2262	bless $self, "cf::map";	2438	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2439	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2440	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2441	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2442	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2443
…		…
2324	: normalise $_	2500	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2501	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2502	]
2327	}	2503	}
2328		2504
		2505	=item cf::map::static_maps
		2506
		2507	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2508	file in the shared directory excluding F</styles> and F</editor>). May
		2509	block.
		2510
		2511	=cut
		2512
		2513	sub static_maps() {
		2514	my @dirs = "";
		2515	my @maps;
		2516
		2517	while (@dirs) {
		2518	my $dir = shift @dirs;
		2519
		2520	next if $dir eq "/styles" || $dir eq "/editor";
		2521
		2522	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2523	or return;
		2524
		2525	for (@$files) {
		2526	s/\.map$// or next;
		2527	utf8::decode $_;
		2528	push @maps, "$dir/$_";
		2529	}
		2530
		2531	push @dirs, map "$dir/$_", @$dirs;
		2532	}
		2533
		2534	\@maps
		2535	}
		2536
2329	=back	2537	=back
2330		2538
2331	=head3 cf::object	2539	=head3 cf::object
2332		2540
2333	=cut	2541	=cut
…		…
2465		2673
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2674	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2675
2468	The player should be reasonably safe there for short amounts of time (e.g.	2676	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2677	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2678	though, as the player cannot control the character while it is on the link
2471	map.	2679	map.
2472		2680
2473	Will never block.	2681	Will never block.
2474		2682
2475	=item $player_object->leave_link ($map, $x, $y)	2683	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2704	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2705	my ($self) = @_;
2498		2706
2499	$self->deactivate_recursive;	2707	$self->deactivate_recursive;
2500		2708
		2709	++$self->{_link_recursion};
		2710
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2711	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2712
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2713	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2714	if $self->map && $self->map->{path} ne "{link}";
2505		2715
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2716	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2717	}
2508		2718
2509	sub cf::object::player::leave_link {	2719	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2720	my ($self, $map, $x, $y) = @_;
2511		2721
…		…
2528	($x, $y) = (-1, -1)	2738	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2739	unless (defined $x) && (defined $y);
2530		2740
2531	# use -1 or undef as default coordinates, not 0, 0	2741	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2742	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2743	if $x <= 0 && $y <= 0;
2534		2744
2535	$map->load;	2745	$map->load;
2536	$map->load_neighbours;	2746	$map->load_neighbours;
2537		2747
2538	return unless $self->contr->active;	2748	return unless $self->contr->active;
2539		2749
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2750	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2751	if ($self->enter_map ($map, $x, $y)) {
2542		2752	# entering was successful
		2753	delete $self->{_link_recursion};
2543	# only activate afterwards, to support waiting in hooks	2754	# only activate afterwards, to support waiting in hooks
2544	$self->activate_recursive;	2755	$self->activate_recursive;
2545	}	2756	}
2546		2757
		2758	}
		2759
2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2760	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2548		2761
2549	Moves the player to the given map-path and coordinates by first freezing	2762	Moves the player to the given map-path and coordinates by first freezing
2550	her, loading and preparing them map, calling the provided $check callback	2763	her, loading and preparing them map, calling the provided $check callback
2551	that has to return the map if sucecssful, and then unfreezes the player on	2764	that has to return the map if sucecssful, and then unfreezes the player on
2552	the new (success) or old (failed) map position. In either case, $done will	2765	the new (success) or old (failed) map position. In either case, $done will
…		…
2559		2772
2560	our $GOTOGEN;	2773	our $GOTOGEN;
2561		2774
2562	sub cf::object::player::goto {	2775	sub cf::object::player::goto {
2563	my ($self, $path, $x, $y, $check, $done) = @_;	2776	my ($self, $path, $x, $y, $check, $done) = @_;
		2777
		2778	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2779	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2780	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2781	($path, $x, $y) = @$EMERGENCY_POSITION;
		2782	}
2564		2783
2565	# do generation counting so two concurrent goto's will be executed in-order	2784	# do generation counting so two concurrent goto's will be executed in-order
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2785	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2786
2568	$self->enter_link;	2787	$self->enter_link;
…		…
2592	my $map = eval {	2811	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2812	my $map = defined $path ? cf::map::find $path : undef;
2594		2813
2595	if ($map) {	2814	if ($map) {
2596	$map = $map->customise_for ($self);	2815	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2816	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2817	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2818	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2819	}
2601		2820
2602	$map	2821	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2829	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2830	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2831	$self->leave_link ($map, $x, $y);
2613	}	2832	}
2614		2833
2615	$done->() if $done;	2834	$done->($self) if $done;
2616	})->prio (1);	2835	})->prio (1);
2617	}	2836	}
2618		2837
2619	=item $player_object->enter_exit ($exit_object)	2838	=item $player_object->enter_exit ($exit_object)
2620		2839
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	2932	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2933	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2934	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2935	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2936
2718	warn "ERROR in enter_exit: $@";	2937	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	2938	$self->leave_link;
2720	}	2939	}
2721	})->prio (1);	2940	})->prio (1);
2722	}	2941	}
2723		2942
…		…
2735	sub cf::client::send_drawinfo {	2954	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	2955	my ($self, $text, $flags) = @_;
2737		2956
2738	utf8::encode $text;	2957	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2958	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2959	}
		2960
		2961	=item $client->send_big_packet ($pkt)
		2962
		2963	Like C<send_packet>, but tries to compress large packets, and fragments
		2964	them as required.
		2965
		2966	=cut
		2967
		2968	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2969
		2970	sub cf::client::send_big_packet {
		2971	my ($self, $pkt) = @_;
		2972
		2973	# try lzf for large packets
		2974	$pkt = "lzf " . Compress::LZF::compress $pkt
		2975	if 1024 <= length $pkt and $self->{can_lzf};
		2976
		2977	# split very large packets
		2978	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2979	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2980	$pkt = "frag";
		2981	}
		2982
		2983	$self->send_packet ($pkt);
2740	}	2984	}
2741		2985
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	2986	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		2987
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	2988	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		2992
2749	=cut	2993	=cut
2750		2994
2751	# non-persistent channels (usually the info channel)	2995	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	2996	our %CHANNEL = (
		2997	"c/motd" => {
		2998	id => "infobox",
		2999	title => "MOTD",
		3000	reply => undef,
		3001	tooltip => "The message of the day",
		3002	},
2753	"c/identify" => {	3003	"c/identify" => {
2754	id => "infobox",	3004	id => "infobox",
2755	title => "Identify",	3005	title => "Identify",
2756	reply => undef,	3006	reply => undef,
2757	tooltip => "Items recently identified",	3007	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3009	"c/examine" => {
2760	id => "infobox",	3010	id => "infobox",
2761	title => "Examine",	3011	title => "Examine",
2762	reply => undef,	3012	reply => undef,
2763	tooltip => "Signs and other items you examined",	3013	tooltip => "Signs and other items you examined",
		3014	},
		3015	"c/shopinfo" => {
		3016	id => "infobox",
		3017	title => "Shop Info",
		3018	reply => undef,
		3019	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3020	},
2765	"c/book" => {	3021	"c/book" => {
2766	id => "infobox",	3022	id => "infobox",
2767	title => "Book",	3023	title => "Book",
2768	reply => undef,	3024	reply => undef,
…		…
2884	my $pkt = "msg "	3140	my $pkt = "msg "
2885	. $self->{json_coder}->encode (	3141	. $self->{json_coder}->encode (
2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3142	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2887	);	3143	);
2888		3144
2889	# try lzf for large packets
2890	$pkt = "lzf " . Compress::LZF::compress $pkt
2891	if 1024 <= length $pkt and $self->{can_lzf};
2892
2893	# split very large packets
2894	if (8192 < length $pkt and $self->{can_lzf}) {
2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2896	$pkt = "frag";
2897	}
2898
2899	$self->send_packet ($pkt);	3145	$self->send_big_packet ($pkt);
2900	}	3146	}
2901		3147
2902	=item $client->ext_msg ($type, @msg)	3148	=item $client->ext_msg ($type, @msg)
2903		3149
2904	Sends an ext event to the client.	3150	Sends an ext event to the client.
…		…
2907		3153
2908	sub cf::client::ext_msg($$@) {	3154	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3155	my ($self, $type, @msg) = @_;
2910		3156
2911	if ($self->extcmd == 2) {	3157	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3158	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3159	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3160	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3162	}
2917	}	3163	}
2918		3164
2919	=item $client->ext_reply ($msgid, @msg)	3165	=item $client->ext_reply ($msgid, @msg)
2920		3166
…		…
2924		3170
2925	sub cf::client::ext_reply($$@) {	3171	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3172	my ($self, $id, @msg) = @_;
2927		3173
2928	if ($self->extcmd == 2) {	3174	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3175	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3176	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3177	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3178	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3180	}
2935	}	3181	}
2936		3182
2937	=item $success = $client->query ($flags, "text", \&cb)	3183	=item $success = $client->query ($flags, "text", \&cb)
2938		3184
…		…
3009		3255
3010	$ns->ext_reply ($reply, @reply)	3256	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3257	if $reply;
3012		3258
3013	} else {	3259	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3260	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3261	}
3016		3262
3017	cf::override;	3263	cf::override;
3018	},	3264	},
3019	);	3265	);
…		…
3039		3285
3040	$coro	3286	$coro
3041	}	3287	}
3042		3288
3043	cf::client->attach (	3289	cf::client->attach (
3044	on_destroy => sub {	3290	on_client_destroy => sub {
3045	my ($ns) = @_;	3291	my ($ns) = @_;
3046		3292
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3293	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3294	},
3049	);	3295	);
…		…
3065	our $safe_hole = new Safe::Hole;	3311	our $safe_hole = new Safe::Hole;
3066		3312
3067	$SIG{FPE} = 'IGNORE';	3313	$SIG{FPE} = 'IGNORE';
3068		3314
3069	$safe->permit_only (Opcode::opset qw(	3315	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3316	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3317	grepstart grepwhile mapstart mapwhile
3072	sort time	3318	sort time
3073	));	3319	));
3074		3320
3075	# here we export the classes and methods available to script code	3321	# here we export the classes and methods available to script code
…		…
3100	decrease split destroy change_exp value msg lore send_msg)],	3346	decrease split destroy change_exp value msg lore send_msg)],
3101	["cf::object::player" => qw(player)],	3347	["cf::object::player" => qw(player)],
3102	["cf::player" => qw(peaceful send_msg)],	3348	["cf::player" => qw(peaceful send_msg)],
3103	["cf::map" => qw(trigger)],	3349	["cf::map" => qw(trigger)],
3104	) {	3350	) {
3105	no strict 'refs';
3106	my ($pkg, @funs) = @$_;	3351	my ($pkg, @funs) = @$_;
3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3352	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3108	for @funs;	3353	for @funs;
3109	}	3354	}
3110		3355
…		…
3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3372	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3128	$qcode =~ s/\n/\\n/g;	3373	$qcode =~ s/\n/\\n/g;
3129		3374
3130	%vars = (_dummy => 0) unless %vars;	3375	%vars = (_dummy => 0) unless %vars;
3131		3376
		3377	my @res;
3132	local $_;	3378	local $_;
3133	local @safe::cf::_safe_eval_args = values %vars;
3134		3379
3135	my $eval =	3380	my $eval =
3136	"do {\n"	3381	"do {\n"
3137	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3382	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3138	. "#line 0 \"{$qcode}\"\n"	3383	. "#line 0 \"{$qcode}\"\n"
3139	. $code	3384	. $code
3140	. "\n}"	3385	. "\n}"
3141	;	3386	;
3142		3387
		3388	if ($CFG{safe_eval}) {
3143	sub_generation_inc;	3389	sub_generation_inc;
		3390	local @safe::cf::_safe_eval_args = values %vars;
3144	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3391	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3145	sub_generation_inc;	3392	sub_generation_inc;
		3393	} else {
		3394	local @cf::_safe_eval_args = values %vars;
		3395	@res = wantarray ? eval eval : scalar eval $eval;
		3396	}
3146		3397
3147	if ($@) {	3398	if ($@) {
3148	warn "$@";	3399	warn "$@",
3149	warn "while executing safe code '$code'\n";	3400	"while executing safe code '$code'\n",
3150	warn "with arguments " . (join " ", %vars) . "\n";	3401	"with arguments " . (join " ", %vars) . "\n";
3151	}	3402	}
3152		3403
3153	wantarray ? @res : $res[0]	3404	wantarray ? @res : $res[0]
3154	}	3405	}
3155		3406
…		…
3169	=cut	3420	=cut
3170		3421
3171	sub register_script_function {	3422	sub register_script_function {
3172	my ($fun, $cb) = @_;	3423	my ($fun, $cb) = @_;
3173		3424
3174	no strict 'refs';	3425	$fun = "safe::$fun" if $CFG{safe_eval};
3175	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3426	*$fun = $safe_hole->wrap ($cb);
3176	}	3427	}
3177		3428
3178	=back	3429	=back
3179		3430
3180	=cut	3431	=cut
…		…
3189	# for this (global event?)	3440	# for this (global event?)
3190	%ext::player_env::MUSIC_FACE_CACHE = ();	3441	%ext::player_env::MUSIC_FACE_CACHE = ();
3191		3442
3192	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3443	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3193		3444
3194	warn "loading facedata from $path\n";	3445	trace "loading facedata from $path\n";
3195		3446
3196	my $facedata;	3447	my $facedata = decode_storable load_file $path;
3197	0 < aio_load $path, $facedata
3198	or die "$path: $!";
3199
3200	$facedata = Coro::Storable::thaw $facedata;
3201		3448
3202	$facedata->{version} == 2	3449	$facedata->{version} == 2
3203	or cf::cleanup "$path: version mismatch, cannot proceed.";	3450	or cf::cleanup "$path: version mismatch, cannot proceed.";
3204		3451
3205	# patch in the exptable	3452	# patch in the exptable
		3453	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3206	$facedata->{resource}{"res/exp_table"} = {	3454	$facedata->{resource}{"res/exp_table"} = {
3207	type => FT_RSRC,	3455	type => FT_RSRC,
3208	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3456	data => $exp_table,
		3457	hash => (Digest::MD5::md5 $exp_table),
3209	};	3458	};
3210	cf::cede_to_tick;	3459	cf::cede_to_tick;
3211		3460
3212	{	3461	{
3213	my $faces = $facedata->{faceinfo};	3462	my $faces = $facedata->{faceinfo};
…		…
3215	while (my ($face, $info) = each %$faces) {	3464	while (my ($face, $info) = each %$faces) {
3216	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3465	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3217		3466
3218	cf::face::set_visibility $idx, $info->{visibility};	3467	cf::face::set_visibility $idx, $info->{visibility};
3219	cf::face::set_magicmap $idx, $info->{magicmap};	3468	cf::face::set_magicmap $idx, $info->{magicmap};
3220	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3469	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3221	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3470	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3471	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3222		3472
3223	cf::cede_to_tick;	3473	cf::cede_to_tick;
3224	}	3474	}
3225		3475
3226	while (my ($face, $info) = each %$faces) {	3476	while (my ($face, $info) = each %$faces) {
…		…
3231		3481
3232	if (my $smooth = cf::face::find $info->{smooth}) {	3482	if (my $smooth = cf::face::find $info->{smooth}) {
3233	cf::face::set_smooth $idx, $smooth;	3483	cf::face::set_smooth $idx, $smooth;
3234	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3484	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3235	} else {	3485	} else {
3236	warn "smooth face '$info->{smooth}' not found for face '$face'";	3486	error "smooth face '$info->{smooth}' not found for face '$face'";
3237	}	3487	}
3238		3488
3239	cf::cede_to_tick;	3489	cf::cede_to_tick;
3240	}	3490	}
3241	}	3491	}
…		…
3250		3500
3251	cf::anim::invalidate_all; # d'oh	3501	cf::anim::invalidate_all; # d'oh
3252	}	3502	}
3253		3503
3254	{	3504	{
3255	# TODO: for gcfclient pleasure, we should give resources
3256	# that gcfclient doesn't grok a >10000 face index.
3257	my $res = $facedata->{resource};	3505	my $res = $facedata->{resource};
3258		3506
3259	while (my ($name, $info) = each %$res) {	3507	while (my ($name, $info) = each %$res) {
3260	if (defined $info->{type}) {	3508	if (defined $info->{type}) {
3261	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3509	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3262	my $data;
3263		3510
3264	if ($info->{type} & 1) {	3511	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3265	# prepend meta info
3266
3267	my $meta = $enc->encode ({
3268	name => $name,
3269	%{ $info->{meta} || {} },
3270	});
3271
3272	$data = pack "(w/a*)*", $meta, $info->{data};
3273	} else {
3274	$data = $info->{data};
3275	}
3276
3277	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3278	cf::face::set_type $idx, $info->{type};	3512	cf::face::set_type $idx, $info->{type};
3279	} else {	3513	} else {
3280	$RESOURCE{$name} = $info;	3514	$RESOURCE{$name} = $info; # unused
3281	}	3515	}
3282		3516
3283	cf::cede_to_tick;	3517	cf::cede_to_tick;
3284	}	3518	}
3285	}	3519	}
3286		3520
3287	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3521	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3288		3522
3289	1	3523	1
3290	}	3524	}
3291
3292	cf::global->attach (on_resource_update => sub {
3293	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3294	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3295
3296	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3297	my $sound = $soundconf->{compat}[$_]
3298	or next;
3299
3300	my $face = cf::face::find "sound/$sound->[1]";
3301	cf::sound::set $sound->[0] => $face;
3302	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3303	}
3304
3305	while (my ($k, $v) = each %{$soundconf->{event}}) {
3306	my $face = cf::face::find "sound/$v";
3307	cf::sound::set $k => $face;
3308	}
3309	}
3310	});
3311		3525
3312	register_exticmd fx_want => sub {	3526	register_exticmd fx_want => sub {
3313	my ($ns, $want) = @_;	3527	my ($ns, $want) = @_;
3314		3528
3315	while (my ($k, $v) = each %$want) {	3529	while (my ($k, $v) = each %$want) {
…		…
3354	sub reload_treasures {	3568	sub reload_treasures {
3355	load_resource_file "$DATADIR/treasures"	3569	load_resource_file "$DATADIR/treasures"
3356	or die "unable to load treasurelists\n";	3570	or die "unable to load treasurelists\n";
3357	}	3571	}
3358		3572
		3573	sub reload_sound {
		3574	trace "loading sound config from $DATADIR/sound\n";
		3575
		3576	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3577
		3578	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3579	my $sound = $soundconf->{compat}[$_]
		3580	or next;
		3581
		3582	my $face = cf::face::find "sound/$sound->[1]";
		3583	cf::sound::set $sound->[0] => $face;
		3584	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3585	}
		3586
		3587	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3588	my $face = cf::face::find "sound/$v";
		3589	cf::sound::set $k => $face;
		3590	}
		3591	}
		3592
3359	sub reload_resources {	3593	sub reload_resources {
3360	warn "reloading resource files...\n";	3594	trace "reloading resource files...\n";
3361		3595
		3596	reload_exp_table;
		3597	reload_materials;
3362	reload_facedata;	3598	reload_facedata;
		3599	reload_sound;
3363	reload_archetypes;	3600	reload_archetypes;
3364	reload_regions;	3601	reload_regions;
3365	reload_treasures;	3602	reload_treasures;
3366		3603
3367	warn "finished reloading resource files\n";	3604	trace "finished reloading resource files\n";
3368	}	3605	}
3369		3606
3370	sub reload_config {	3607	sub reload_config {
3371	open my $fh, "<:utf8", "$CONFDIR/config"	3608	trace "reloading config file...\n";
3372	or return;
3373		3609
3374	local $/;	3610	my $config = load_file "$CONFDIR/config";
3375	*CFG = YAML::Load <$fh>;	3611	utf8::decode $config;
		3612	*CFG = decode_yaml $config;
3376		3613
3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3614	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3378		3615
3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3616	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3617	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3381		3618
3382	if (exists $CFG{mlockall}) {	3619	if (exists $CFG{mlockall}) {
…		…
3406	seek $fh, 0, 0;	3643	seek $fh, 0, 0;
3407	print $fh $$;	3644	print $fh $$;
3408	}	3645	}
3409		3646
3410	sub main_loop {	3647	sub main_loop {
3411	warn "EV::loop starting\n";	3648	trace "EV::loop starting\n";
3412	if (1) {	3649	if (1) {
3413	EV::loop;	3650	EV::loop;
3414	}	3651	}
3415	warn "EV::loop returned\n";	3652	trace "EV::loop returned\n";
3416	goto &main_loop unless $REALLY_UNLOOP;	3653	goto &main_loop unless $REALLY_UNLOOP;
3417	}	3654	}
3418		3655
3419	sub main {	3656	sub main {
3420	cf::init_globals; # initialise logging	3657	cf::init_globals; # initialise logging
3421		3658
3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3659	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3660	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3661	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3662	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3426
3427	cf::init_experience;
3428	cf::init_anim;
3429	cf::init_attackmess;
3430	cf::init_dynamic;
3431		3663
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3664	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433		3665
3434	# we must not ever block the main coroutine	3666	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3667	local $Coro::idle = sub {
…		…
3441	};	3673	};
3442		3674
3443	evthread_start IO::AIO::poll_fileno;	3675	evthread_start IO::AIO::poll_fileno;
3444		3676
3445	cf::sync_job {	3677	cf::sync_job {
		3678	cf::incloader::init ();
		3679
		3680	cf::init_anim;
		3681	cf::init_attackmess;
		3682	cf::init_dynamic;
		3683
		3684	cf::load_settings;
		3685
3446	reload_resources;	3686	reload_resources;
3447	reload_config;	3687	reload_config;
3448	db_init;	3688	db_init;
3449		3689
3450	cf::load_settings;
3451	cf::load_materials;
3452	cf::init_uuid;	3690	cf::init_uuid;
3453	cf::init_signals;	3691	cf::init_signals;
3454	cf::init_commands;
3455	cf::init_skills;	3692	cf::init_skills;
3456		3693
3457	cf::init_beforeplay;	3694	cf::init_beforeplay;
3458		3695
3459	atomic;	3696	atomic;
…		…
3464		3701
3465	# no (long-running) fork's whatsoever before this point(!)	3702	# no (long-running) fork's whatsoever before this point(!)
3466	use POSIX ();	3703	use POSIX ();
3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3704	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3468		3705
3469	(pop @POST_INIT)->(0) while @POST_INIT;	3706	cf::_post_init 0;
3470	};	3707	};
3471		3708
		3709	cf::object::thawer::errors_are_fatal 0;
		3710	info "parse errors in files are no longer fatal from this point on.\n";
		3711
		3712	my $free_main; $free_main = EV::idle sub {
		3713	undef $free_main;
		3714	undef &main; # free gobs of memory :)
		3715	};
		3716
3472	main_loop;	3717	goto &main_loop;
3473	}	3718	}
3474		3719
3475	#############################################################################	3720	#############################################################################
3476	# initialisation and cleanup	3721	# initialisation and cleanup
3477		3722
3478	# install some emergency cleanup handlers	3723	# install some emergency cleanup handlers
3479	BEGIN {	3724	BEGIN {
3480	our %SIGWATCHER = ();	3725	our %SIGWATCHER = ();
3481	for my $signal (qw(INT HUP TERM)) {	3726	for my $signal (qw(INT HUP TERM)) {
3482	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3727	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3483	cf::cleanup "SIG$signal";	3728	cf::cleanup "SIG$signal";
3484	};	3729	};
3485	}	3730	}
3486	}	3731	}
3487		3732
3488	sub write_runtime_sync {	3733	sub write_runtime_sync {
		3734	my $t0 = AE::time;
		3735
3489	# first touch the runtime file to show we are still running:	3736	# first touch the runtime file to show we are still running:
3490	# the fsync below can take a very very long time.	3737	# the fsync below can take a very very long time.
3491		3738
3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3739	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3493		3740
3494	my $guard = cf::lock_acquire "write_runtime";	3741	my $guard = cf::lock_acquire "write_runtime";
3495		3742
3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3743	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3497	or return;	3744	or return;
3498		3745
3499	my $value = $cf::RUNTIME + 90 + 10;	3746	my $value = $cf::RUNTIME + 90 + 10;
3500	# 10 is the runtime save interval, for a monotonic clock	3747	# 10 is the runtime save interval, for a monotonic clock
3501	# 60 allows for the watchdog to kill the server.	3748	# 60 allows for the watchdog to kill the server.
…		…
3514	or return;	3761	or return;
3515		3762
3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3763	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3517	and return;	3764	and return;
3518		3765
3519	warn "runtime file written.\n";	3766	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3520		3767
3521	1	3768	1
3522	}	3769	}
3523		3770
3524	our $uuid_lock;	3771	our $uuid_lock;
…		…
3536	or return;	3783	or return;
3537		3784
3538	my $value = uuid_seq uuid_cur;	3785	my $value = uuid_seq uuid_cur;
3539		3786
3540	unless ($value) {	3787	unless ($value) {
3541	warn "cowardly refusing to write zero uuid value!\n";	3788	info "cowardly refusing to write zero uuid value!\n";
3542	return;	3789	return;
3543	}	3790	}
3544		3791
3545	my $value = uuid_str $value + $uuid_skip;	3792	my $value = uuid_str $value + $uuid_skip;
3546	$uuid_skip = 0;	3793	$uuid_skip = 0;
…		…
3556	or return;	3803	or return;
3557		3804
3558	aio_rename "$uuid~", $uuid	3805	aio_rename "$uuid~", $uuid
3559	and return;	3806	and return;
3560		3807
3561	warn "uuid file written ($value).\n";	3808	trace "uuid file written ($value).\n";
3562		3809
3563	1	3810	1
3564		3811
3565	}	3812	}
3566		3813
…		…
3572	}	3819	}
3573		3820
3574	sub emergency_save() {	3821	sub emergency_save() {
3575	my $freeze_guard = cf::freeze_mainloop;	3822	my $freeze_guard = cf::freeze_mainloop;
3576		3823
3577	warn "emergency_perl_save: enter\n";	3824	info "emergency_perl_save: enter\n";
		3825
		3826	# this is a trade-off: we want to be very quick here, so
		3827	# save all maps without fsync, and later call a global sync
		3828	# (which in turn might be very very slow)
		3829	local $USE_FSYNC = 0;
3578		3830
3579	cf::sync_job {	3831	cf::sync_job {
3580	# this is a trade-off: we want to be very quick here, so	3832	cf::write_runtime_sync; # external watchdog should not bark
3581	# save all maps without fsync, and later call a global sync
3582	# (which in turn might be very very slow)
3583	local $USE_FSYNC = 0;
3584		3833
3585	# use a peculiar iteration method to avoid tripping on perl	3834	# use a peculiar iteration method to avoid tripping on perl
3586	# refcount bugs in for. also avoids problems with players	3835	# refcount bugs in for. also avoids problems with players
3587	# and maps saved/destroyed asynchronously.	3836	# and maps saved/destroyed asynchronously.
3588	warn "emergency_perl_save: begin player save\n";	3837	info "emergency_perl_save: begin player save\n";
3589	for my $login (keys %cf::PLAYER) {	3838	for my $login (keys %cf::PLAYER) {
3590	my $pl = $cf::PLAYER{$login} or next;	3839	my $pl = $cf::PLAYER{$login} or next;
3591	$pl->valid or next;	3840	$pl->valid or next;
3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3841	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3593	$pl->save;	3842	$pl->save;
3594	}	3843	}
3595	warn "emergency_perl_save: end player save\n";	3844	info "emergency_perl_save: end player save\n";
3596		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
3597	warn "emergency_perl_save: begin map save\n";	3848	info "emergency_perl_save: begin map save\n";
3598	for my $path (keys %cf::MAP) {	3849	for my $path (keys %cf::MAP) {
3599	my $map = $cf::MAP{$path} or next;	3850	my $map = $cf::MAP{$path} or next;
3600	$map->valid or next;	3851	$map->valid or next;
3601	$map->save;	3852	$map->save;
3602	}	3853	}
3603	warn "emergency_perl_save: end map save\n";	3854	info "emergency_perl_save: end map save\n";
3604		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
3605	warn "emergency_perl_save: begin database checkpoint\n";	3858	info "emergency_perl_save: begin database checkpoint\n";
3606	BDB::db_env_txn_checkpoint $DB_ENV;	3859	BDB::db_env_txn_checkpoint $DB_ENV;
3607	warn "emergency_perl_save: end database checkpoint\n";	3860	info "emergency_perl_save: end database checkpoint\n";
3608		3861
3609	warn "emergency_perl_save: begin write uuid\n";	3862	info "emergency_perl_save: begin write uuid\n";
3610	write_uuid_sync 1;	3863	write_uuid_sync 1;
3611	warn "emergency_perl_save: end write uuid\n";	3864	info "emergency_perl_save: end write uuid\n";
		3865
		3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	trace "emergency_perl_save: syncing database to disk";
		3869	BDB::db_env_txn_checkpoint $DB_ENV;
		3870
		3871	info "emergency_perl_save: starting sync\n";
		3872	IO::AIO::aio_sync sub {
		3873	info "emergency_perl_save: finished sync\n";
		3874	};
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: flushing outstanding aio requests";
		3879	while (IO::AIO::nreqs || BDB::nreqs) {
		3880	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3881	}
		3882
		3883	cf::write_runtime_sync; # external watchdog should not bark
3612	};	3884	};
3613		3885
3614	warn "emergency_perl_save: starting sync()\n";
3615	IO::AIO::aio_sync sub {
3616	warn "emergency_perl_save: finished sync()\n";
3617	};
3618
3619	warn "emergency_perl_save: leave\n";	3886	info "emergency_perl_save: leave\n";
3620	}	3887	}
3621		3888
3622	sub post_cleanup {	3889	sub post_cleanup {
3623	my ($make_core) = @_;	3890	my ($make_core) = @_;
3624		3891
		3892	IO::AIO::flush;
		3893
3625	warn Carp::longmess "post_cleanup backtrace"	3894	error Carp::longmess "post_cleanup backtrace"
3626	if $make_core;	3895	if $make_core;
3627		3896
3628	my $fh = pidfile;	3897	my $fh = pidfile;
3629	unlink $PIDFILE if <$fh> == $$;	3898	unlink $PIDFILE if <$fh> == $$;
3630	}	3899	}
…		…
3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3919	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3651	for my $name (keys %$leaf_symtab) {	3920	for my $name (keys %$leaf_symtab) {
3652	_gv_clear *{"$pkg$name"};	3921	_gv_clear *{"$pkg$name"};
3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3922	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3654	}	3923	}
3655	warn "cleared package $pkg\n";#d#
3656	}	3924	}
3657		3925
3658	sub do_reload_perl() {	3926	sub do_reload_perl() {
3659	# can/must only be called in main	3927	# can/must only be called in main
3660	if ($Coro::current != $Coro::main) {	3928	unless (in_main) {
3661	warn "can only reload from main coroutine";	3929	error "can only reload from main coroutine";
3662	return;	3930	return;
3663	}	3931	}
3664		3932
3665	return if $RELOAD++;	3933	return if $RELOAD++;
3666		3934
3667	my $t1 = EV::time;	3935	my $t1 = AE::time;
3668		3936
3669	while ($RELOAD) {	3937	while ($RELOAD) {
3670	warn "reloading...";	3938	cf::get_slot 0.1, -1, "reload_perl";
		3939	info "perl_reload: reloading...";
3671		3940
3672	warn "entering sync_job";	3941	trace "perl_reload: entering sync_job";
3673		3942
3674	cf::sync_job {	3943	cf::sync_job {
3675	cf::write_runtime_sync; # external watchdog should not bark
3676	cf::emergency_save;	3944	#cf::emergency_save;
3677	cf::write_runtime_sync; # external watchdog should not bark
3678		3945
3679	warn "syncing database to disk";
3680	BDB::db_env_txn_checkpoint $DB_ENV;
3681
3682	# if anything goes wrong in here, we should simply crash as we already saved
3683
3684	warn "flushing outstanding aio requests";
3685	while (IO::AIO::nreqs || BDB::nreqs) {
3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3687	}
3688
3689	warn "cancelling all extension coros";	3946	trace "perl_reload: cancelling all extension coros";
3690	$_->cancel for values %EXT_CORO;	3947	$_->cancel for values %EXT_CORO;
3691	%EXT_CORO = ();	3948	%EXT_CORO = ();
3692		3949
3693	warn "removing commands";	3950	trace "perl_reload: removing commands";
3694	%COMMAND = ();	3951	%COMMAND = ();
3695		3952
3696	warn "removing ext/exti commands";	3953	trace "perl_reload: removing ext/exti commands";
3697	%EXTCMD = ();	3954	%EXTCMD = ();
3698	%EXTICMD = ();	3955	%EXTICMD = ();
3699		3956
3700	warn "unloading/nuking all extensions";	3957	trace "perl_reload: unloading/nuking all extensions";
3701	for my $pkg (@EXTS) {	3958	for my $pkg (@EXTS) {
3702	warn "... unloading $pkg";	3959	trace "... unloading $pkg";
3703		3960
3704	if (my $cb = $pkg->can ("unload")) {	3961	if (my $cb = $pkg->can ("unload")) {
3705	eval {	3962	eval {
3706	$cb->($pkg);	3963	$cb->($pkg);
3707	1	3964	1
3708	} or warn "$pkg unloaded, but with errors: $@";	3965	} or error "$pkg unloaded, but with errors: $@";
3709	}	3966	}
3710		3967
3711	warn "... clearing $pkg";	3968	trace "... clearing $pkg";
3712	clear_package $pkg;	3969	clear_package $pkg;
3713	}	3970	}
3714		3971
3715	warn "unloading all perl modules loaded from $LIBDIR";	3972	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3716	while (my ($k, $v) = each %INC) {	3973	while (my ($k, $v) = each %INC) {
3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3974	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3718		3975
3719	warn "... unloading $k";	3976	trace "... unloading $k";
3720	delete $INC{$k};	3977	delete $INC{$k};
3721		3978
3722	$k =~ s/\.pm$//;	3979	$k =~ s/\.pm$//;
3723	$k =~ s/\//::/g;	3980	$k =~ s/\//::/g;
3724		3981
…		…
3727	}	3984	}
3728		3985
3729	clear_package $k;	3986	clear_package $k;
3730	}	3987	}
3731		3988
3732	warn "getting rid of safe::, as good as possible";	3989	trace "perl_reload: getting rid of safe::, as good as possible";
3733	clear_package "safe::$_"	3990	clear_package "safe::$_"
3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3991	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3735		3992
3736	warn "unloading cf.pm \"a bit\"";	3993	trace "perl_reload: unloading cf.pm \"a bit\"";
3737	delete $INC{"cf.pm"};	3994	delete $INC{"cf.pm"};
3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3995	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3739		3996
3740	# don't, removes xs symbols, too,	3997	# don't, removes xs symbols, too,
3741	# and global variables created in xs	3998	# and global variables created in xs
3742	#clear_package __PACKAGE__;	3999	#clear_package __PACKAGE__;
3743		4000
3744	warn "unload completed, starting to reload now";	4001	info "perl_reload: unload completed, starting to reload now";
3745		4002
3746	warn "reloading cf.pm";	4003	trace "perl_reload: reloading cf.pm";
3747	require cf;	4004	require cf;
3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4005	cf::_connect_to_perl_1;
3749		4006
3750	warn "loading config and database again";	4007	trace "perl_reload: loading config and database again";
3751	cf::reload_config;	4008	cf::reload_config;
3752		4009
3753	warn "loading extensions";	4010	trace "perl_reload: loading extensions";
3754	cf::load_extensions;	4011	cf::load_extensions;
3755		4012
3756	if ($REATTACH_ON_RELOAD) {	4013	if ($REATTACH_ON_RELOAD) {
3757	warn "reattaching attachments to objects/players";	4014	trace "perl_reload: reattaching attachments to objects/players";
3758	_global_reattach; # objects, sockets	4015	_global_reattach; # objects, sockets
3759	warn "reattaching attachments to maps";	4016	trace "perl_reload: reattaching attachments to maps";
3760	reattach $_ for values %MAP;	4017	reattach $_ for values %MAP;
3761	warn "reattaching attachments to players";	4018	trace "perl_reload: reattaching attachments to players";
3762	reattach $_ for values %PLAYER;	4019	reattach $_ for values %PLAYER;
3763	}	4020	}
3764		4021
3765	warn "running post_init jobs";	4022	cf::_post_init 1;
3766	(pop @POST_INIT)->(1) while @POST_INIT;
3767		4023
3768	warn "leaving sync_job";	4024	trace "perl_reload: leaving sync_job";
3769		4025
3770	1	4026	1
3771	} or do {	4027	} or do {
3772	warn $@;	4028	error $@;
3773	cf::cleanup "error while reloading, exiting.";	4029	cf::cleanup "perl_reload: error, exiting.";
3774	};	4030	};
3775		4031
3776	warn "reloaded";
3777	--$RELOAD;	4032	--$RELOAD;
3778	}	4033	}
3779		4034
3780	$t1 = EV::time - $t1;	4035	$t1 = AE::time - $t1;
3781	warn "reload completed in ${t1}s\n";	4036	info "perl_reload: completed in ${t1}s\n";
3782	};	4037	};
3783		4038
3784	our $RELOAD_WATCHER; # used only during reload	4039	our $RELOAD_WATCHER; # used only during reload
3785		4040
3786	sub reload_perl() {	4041	sub reload_perl() {
…		…
3788	# coro crashes during coro_state_free->destroy here.	4043	# coro crashes during coro_state_free->destroy here.
3789		4044
3790	$RELOAD_WATCHER ||= cf::async {	4045	$RELOAD_WATCHER ||= cf::async {
3791	Coro::AIO::aio_wait cache_extensions;	4046	Coro::AIO::aio_wait cache_extensions;
3792		4047
3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4048	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3794	do_reload_perl;	4049	do_reload_perl;
3795	undef $RELOAD_WATCHER;	4050	undef $RELOAD_WATCHER;
3796	};	4051	};
3797	};	4052	};
3798	}	4053	}
…		…
3807	reload_perl;	4062	reload_perl;
3808	};	4063	};
3809	}	4064	}
3810	};	4065	};
3811		4066
3812	unshift @INC, $LIBDIR;	4067	#############################################################################
3813		4068
3814	my $bug_warning = 0;	4069	my $bug_warning = 0;
3815		4070
3816	our @WAIT_FOR_TICK;	4071	our @WAIT_FOR_TICK;
3817	our @WAIT_FOR_TICK_BEGIN;	4072	our @WAIT_FOR_TICK_BEGIN;
3818		4073
3819	sub wait_for_tick {	4074	sub wait_for_tick() {
3820	return if tick_inhibit || $Coro::current == $Coro::main;	4075	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3821		4076
3822	my $signal = new Coro::Signal;	4077	my $signal = new Coro::Signal;
3823	push @WAIT_FOR_TICK, $signal;	4078	push @WAIT_FOR_TICK, $signal;
3824	$signal->wait;	4079	$signal->wait;
3825	}	4080	}
3826		4081
3827	sub wait_for_tick_begin {	4082	sub wait_for_tick_begin() {
3828	return if tick_inhibit || $Coro::current == $Coro::main;	4083	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3829		4084
3830	my $signal = new Coro::Signal;	4085	my $signal = new Coro::Signal;
3831	push @WAIT_FOR_TICK_BEGIN, $signal;	4086	push @WAIT_FOR_TICK_BEGIN, $signal;
3832	$signal->wait;	4087	$signal->wait;
3833	}	4088	}
…		…
3839	return;	4094	return;
3840	}	4095	}
3841		4096
3842	cf::server_tick; # one server iteration	4097	cf::server_tick; # one server iteration
3843		4098
		4099	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4100
3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4102	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3846	Coro::async_pool {	4103	Coro::async_pool {
3847	$Coro::current->{desc} = "runtime saver";	4104	$Coro::current->{desc} = "runtime saver";
3848	write_runtime_sync	4105	write_runtime_sync
3849	or warn "ERROR: unable to write runtime file: $!";	4106	or error "ERROR: unable to write runtime file: $!";
3850	};	4107	};
3851	}	4108	}
3852		4109
3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4110	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3854	$sig->send;	4111	$sig->send;
…		…
3862		4119
3863	if (0) {	4120	if (0) {
3864	if ($NEXT_TICK) {	4121	if ($NEXT_TICK) {
3865	my $jitter = $TICK_START - $NEXT_TICK;	4122	my $jitter = $TICK_START - $NEXT_TICK;
3866	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4123	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3867	warn "jitter $JITTER\n";#d#	4124	debug "jitter $JITTER\n";#d#
3868	}	4125	}
3869	}	4126	}
3870	}	4127	}
3871		4128
3872	{	4129	{
3873	# configure BDB	4130	# configure BDB
3874		4131
3875	BDB::min_parallel 8;	4132	BDB::min_parallel 16;
3876	BDB::max_poll_reqs $TICK * 0.1;	4133	BDB::max_poll_reqs $TICK * 0.1;
3877	$AnyEvent::BDB::WATCHER->priority (1);	4134	$AnyEvent::BDB::WATCHER->priority (1);
3878		4135
3879	unless ($DB_ENV) {	4136	unless ($DB_ENV) {
3880	$DB_ENV = BDB::db_env_create;	4137	$DB_ENV = BDB::db_env_create;
…		…
3917	IO::AIO::min_parallel 8;	4174	IO::AIO::min_parallel 8;
3918	IO::AIO::max_poll_time $TICK * 0.1;	4175	IO::AIO::max_poll_time $TICK * 0.1;
3919	undef $AnyEvent::AIO::WATCHER;	4176	undef $AnyEvent::AIO::WATCHER;
3920	}	4177	}
3921		4178
3922	my $_log_backtrace;	4179	our $_log_backtrace;
		4180	our $_log_backtrace_last;
3923		4181
3924	sub _log_backtrace {	4182	sub _log_backtrace {
3925	my ($msg, @addr) = @_;	4183	my ($msg, @addr) = @_;
3926		4184
3927	$msg =~ s/\n//;	4185	$msg =~ s/\n$//;
3928		4186
		4187	if ($_log_backtrace_last eq $msg) {
		4188	LOG llevInfo, "[ABT] $msg\n";
		4189	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3929	# limit the # of concurrent backtraces	4190	# limit the # of concurrent backtraces
3930	if ($_log_backtrace < 2) {	4191	} elsif ($_log_backtrace < 2) {
		4192	$_log_backtrace_last = $msg;
3931	++$_log_backtrace;	4193	++$_log_backtrace;
3932	my $perl_bt = Carp::longmess $msg;	4194	my $perl_bt = Carp::longmess $msg;
3933	async {	4195	async {
3934	$Coro::current->{desc} = "abt $msg";	4196	$Coro::current->{desc} = "abt $msg";
3935		4197
…		…
3955	LOG llevInfo, "[ABT] $_\n" for @bt;	4217	LOG llevInfo, "[ABT] $_\n" for @bt;
3956	--$_log_backtrace;	4218	--$_log_backtrace;
3957	};	4219	};
3958	} else {	4220	} else {
3959	LOG llevInfo, "[ABT] $msg\n";	4221	LOG llevInfo, "[ABT] $msg\n";
3960	LOG llevInfo, "[ABT] [suppressed]\n";	4222	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3961	}	4223	}
3962	}	4224	}
3963		4225
3964	# load additional modules	4226	# load additional modules
3965	require "cf/$_.pm" for @EXTRA_MODULES;	4227	require "cf/$_.pm" for @EXTRA_MODULES;
		4228	cf::_connect_to_perl_2;
3966		4229
3967	END { cf::emergency_save }	4230	END { cf::emergency_save }
3968		4231
3969	1	4232	1
3970		4233

Diff Legend

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