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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.549 by root, Tue May 11 13:19:59 2010 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 "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 Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
98		118
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	121	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		123
104	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	127	our $DB_ENV;
108		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
109	our %CFG;	131	our %CFG;
110		132
111	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	134	our $RUNTIME;
113	our $NOW;	135	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	146	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
126		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
127	binmode STDOUT;	154	binmode STDOUT;
128	binmode STDERR;	155	binmode STDERR;
129		156
130	# read virtual server time, if available	157	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
135	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
136		165
137	mkdir $_	166	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		168
140	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
141		170
142	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		187
144	#############################################################################	188	#############################################################################
145		189
146	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
147		191
…		…
189	from wherever your confdir points to.	233	from wherever your confdir points to.
190		234
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		236
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
197	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
198		247
199	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	250	that call.
202		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
203	=back	258	=back
204		259
205	=cut	260	=cut
206		261
207	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	269	my $msg = join "", @_;
210		270
211	$msg .= "\n"	271	$msg .= "\n"
212	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
213		273
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		275
216	LOG llevError, $msg;	276	LOG llevWarn, $msg;
217	};	277	};
218	}
219		278
220	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
222		281
223	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	286	return;#d#
226	}#d#	287	}#d#
227		288
228	# kill coroutine otherwise	289	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	290	Coro::terminate
231	};	291	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		292
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	310	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	312	}
255		313
256	$EV::DIED = sub {	314	$EV::DIED = sub {
257	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
258	};	316	};
259		317
260	#############################################################################	318	#############################################################################
261		319
262	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		358
301	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
303		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
304	=item cf::lock_wait $string	388	=item cf::lock_wait $string
305		389
306	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
307		391
308	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
309		393
310	Wait until the given lock is available and then acquires it and returns	394	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	395	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	396	for example when the coroutine gets canceled), the lock is automatically
313	returned.	397	returned.
314		398
315	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	400	deadlocked coro.
…		…
322		406
323	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
324		408
325	=cut	409	=cut
326		410
327	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		412
330	sub lock_wait($) {	413	sub lock_wait($) {
331	my ($key) = @_;	414	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	415	}
344		416
345	sub lock_acquire($) {	417	sub lock_acquire($) {
346	my ($key) = @_;	418	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	419	}
360		420
361	sub lock_active($) {	421	sub lock_active($) {
362	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	423	}
366		424
367	sub freeze_mainloop {	425	sub freeze_mainloop {
368	tick_inhibit_inc;	426	tick_inhibit_inc;
369		427
370	Coro::guard \&tick_inhibit_dec;	428	&Guard::guard (\&tick_inhibit_dec);
371	}	429	}
372		430
373	=item cf::periodic $interval, $cb	431	=item cf::periodic $interval, $cb
374		432
375	Like EV::periodic, but randomly selects a starting point so that the actions	433	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	434	get spread over time.
377		435
378	=cut	436	=cut
379		437
380	sub periodic($$) {	438	sub periodic($$) {
381	my ($interval, $cb) = @_;	439	my ($interval, $cb) = @_;
…		…
398		456
399	=cut	457	=cut
400		458
401	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
403		462
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
407		466
408	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
409		469
410	while () {	470	while () {
411	next_job:	471	next_job:
		472
412	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	474
414	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	479	$job->[2]->send;
418	Coro::cede;	480	Coro::cede;
419	goto next_job;	481	goto next_job;
420	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	484	}
422	}	485	}
423		486
424	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	490	$signal->wait;
428	} else {	491	} else {
		492	$busy = 0;
429	Coro::schedule;	493	Coro::schedule;
430	}	494	}
431	}	495	}
432	};	496	};
433		497
434	sub get_slot($;$$) {	498	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	499	return if tick_inhibit || $Coro::current == $Coro::main;
436		500
437	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
438		502
439	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
440	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
441		506
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
470	=cut	535	=cut
471		536
472	sub sync_job(&) {	537	sub sync_job(&) {
473	my ($job) = @_;	538	my ($job) = @_;
474		539
475	if ($Coro::current == $Coro::main) {	540	if (in_main) {
476	my $time = EV::time;	541	my $time = AE::time;
477		542
478	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
480		545
481	LOG llevError, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
482		547
483	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
484		549
485	my $busy = 1;	550	my $busy = 1;
486	my @res;	551	my @res;
487		552
488	(async {	553	(async {
489	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	555	@res = eval { $job->() };
491	warn $@ if $@;	556	error $@ if $@;
492	undef $busy;	557	undef $busy;
493	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
494		559
495	while ($busy) {	560	while ($busy) {
496	if (Coro::nready) {	561	if (Coro::nready) {
…		…
498	} else {	563	} else {
499	EV::loop EV::LOOP_ONESHOT;	564	EV::loop EV::LOOP_ONESHOT;
500	}	565	}
501	}	566	}
502		567
503	my $time = EV::time - $time;	568	my $time = AE::time - $time;
504		569
505	$TICK_START += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
506		571
507	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
508	} else {	573	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
531		596
532	$coro	597	$coro
533	}	598	}
534		599
535	=item fork_call { }, $args	600	=item fork_call { }, @args
536		601
537	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	605	never block itself or use any form of event handling.
541		606
542	=cut	607	=cut
543		608
		609	sub post_fork {
		610	reset_signals;
		611	}
		612
544	sub fork_call(&@) {	613	sub fork_call(&@) {
545	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
546		615
547	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
550		619
551	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
552	reset_signals;	621	cf::post_fork;
553	&$cb	622	&$cb
554	}, @args;	623	} @args;
555		624
556	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
557	}	637	}
558		638
559	=item $coin = coin_from_name $name	639	=item $coin = coin_from_name $name
560		640
561	=cut	641	=cut
…		…
598	within each server.	678	within each server.
599		679
600	=cut	680	=cut
601		681
602	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
603	my ($name) = @_;	686	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
605		688
606	eval {	689	eval {
607	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
617	}	700	}
618		701
619	our $DB;	702	our $DB;
620		703
621	sub db_init {	704	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	705	$DB ||= db_table "db";
624	};
625	}	706	}
626		707
627	sub db_get($$) {	708	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
629		710
630	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
631	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
632		715
633	$! ? ()	716	$! ? ()
634	: $data	717	: $data
635	}
636	}	718	}
637		719
638	sub db_put($$$) {	720	sub db_put($$$) {
639	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		778
697	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	780	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
700		782
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		784
703	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
706		788
…		…
716		798
717	=cut	799	=cut
718		800
719	sub datalog($@) {	801	sub datalog($@) {
720	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	804	}
723		805
724	=back	806	=back
725		807
726	=cut	808	=cut
727		809
728	#############################################################################	810	#############################################################################
729		811
730	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
731		813
732	Many objects in crossfire are so-called attachable objects. That means you can	814	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
735		817
736	In the following description, CLASS can be any of C<global>, C<object>	818	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
788		870
789	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
791		873
792	Some classes such as crossfire maps and objects can specify attachments	874	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	875	that are attached at load/instantiate time, thus the need for a name.
794		876
795	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
796		878
797	=over 4	879	=over 4
…		…
921		1003
922	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1006
925	} elsif (ref $type) {	1007	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
927		1009
928	} else {	1010	} else {
929	shift @arg;	1011	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
931	}	1013	}
932	}	1014	}
933	}	1015	}
934		1016
935	sub _object_attach {	1017	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
946	}	1028	}
947		1029
948	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
949	} else {	1031	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1033	}
952		1034
953	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
954	}	1036	}
955		1037
…		…
1014		1096
1015	for (@$callbacks) {	1097	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
1017		1099
1018	if ($@) {	1100	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1102	override;
1022	}	1103	}
1023		1104
1024	return 1 if $override;	1105	return 1 if $override;
1025	}	1106	}
…		…
1104	for (@$attach) {	1185	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1107	}	1188	}
1108	} else {	1189	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1191	}
1111	}	1192	}
1112	}	1193	}
1113		1194
1114	cf::attachable->attach (	1195	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1142		1223
1143	sync_job {	1224	sync_job {
1144	if (length $$rdata) {	1225	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1148		1230
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1232	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1236	aio_fsync $fh;
		1237	}
1153	aio_close $fh;	1238	aio_close $fh;
1154		1239
1155	if (@$objs) {	1240	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1242	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1247	aio_fsync $fh;
		1248	}
1161	aio_close $fh;	1249	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1251	}
1164	} else {	1252	} else {
1165	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1166	}	1254	}
1167		1255
1168	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1260	} else {
1170	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1171	}	1262	}
1172	} else {	1263	} else {
1173	aio_unlink $filename;	1264	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1175	}	1266	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1290	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1291	$av = $st->{objs};
1201	}	1292	}
1202		1293
1203	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1206		1298
1207	($data, $av)	1299	($data, $av)
1208	}	1300	}
1209		1301
1210	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1267		1359
1268	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1269	}	1361	}
1270		1362
		1363	use File::Glob ();
		1364
1271	cf::player->attach (	1365	cf::player->attach (
1272	on_command => sub {	1366	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1274		1368
1275	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1276	or return;	1370	or return;
1277		1371
…		…
1300		1394
1301	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1396	if $reply;
1303		1397
1304	} else {	1398	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1400	}
1307		1401
1308	cf::override;	1402	cf::override;
1309	},	1403	},
1310	);	1404	);
1311		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1312	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1313	cf::sync_job {	1422	cf::sync_job {
1314	my %todo;	1423	my %todo;
1315		1424
1316	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1426	next unless -r $path;
…		…
1335		1444
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1447
1339	$ext{source} =	1448	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1342	. $source	1451	. $source
1343	. "\n};\n1";	1452	. "\n};\n1";
1344		1453
1345	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1346	}	1455	}
1347		1456
		1457	my $pass = 0;
1348	my %done;	1458	my %done;
1349	while (%todo) {	1459	while (%todo) {
1350	my $progress;	1460	my $progress;
1351		1461
		1462	++$pass;
		1463
		1464	ext:
1352	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1467	next ext
1355	unless exists $done{$_};	1468	unless exists $done{$_};
1356	}	1469	}
1357		1470
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1472
1360	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1477
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1479	if exists $v->{meta}{mandatory};
1368		1480
1369	warn $msg;	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1482	delete $todo{$k};
		1483	} else {
		1484	$done{$k} = delete $todo{$k};
		1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1370	}	1490	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1491	}
1376		1492
1377	skip:	1493	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1380	}	1501	}
1381	};	1502	};
1382	}	1503	}
1383		1504
1384	#############################################################################	1505	#############################################################################
1385		1506
1386	=back	1507	=back
1387		1508
1388	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1389		1510
1390	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1391		1512
1392	=cut	1513	=cut
1393		1514
1394	package cf::player;	1515	package cf::player;
1395		1516
…		…
1438		1559
1439	sub exists($) {	1560	sub exists($) {
1440	my ($login) = @_;	1561	my ($login) = @_;
1441		1562
1442	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1444	}	1565	}
1445		1566
1446	sub find($) {	1567	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1569	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1469	}	1590	}
1470	}	1591	}
1471	}	1592	}
1472		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1473	sub save($) {	1607	sub save($) {
1474	my ($pl) = @_;	1608	my ($pl) = @_;
1475		1609
1476	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1477		1611
…		…
1482		1616
1483	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
1485		1619
1486	cf::get_slot 0.01;	1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1624
1488	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1626	cf::cede_to_tick;
1490	}	1627	}
1491		1628
…		…
1525	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1526		1663
1527	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1666
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1668	$pl->deactivate;
		1669
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1671	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1672	ext::highscore::check ($pl->ob);
		1673
1535	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1536		1675
1537	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1678	aio_rename $path, $temp;
…		…
1593	\@logins	1732	\@logins
1594	}	1733	}
1595		1734
1596	=item $player->maps	1735	=item $player->maps
1597		1736
		1737	=item cf::player::maps $login
		1738
1598	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1599	player. May block.	1740	player. May block.
1600		1741
1601	=cut	1742	=cut
1602		1743
…		…
1619	}	1760	}
1620		1761
1621	\@paths	1762	\@paths
1622	}	1763	}
1623		1764
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1766
1626	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1768
1719	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1720		1770
1721	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1722		1772
…		…
1754		1804
1755	=cut	1805	=cut
1756		1806
1757	sub find_by_path($) {	1807	sub find_by_path($) {
1758	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1759		1811
1760	my ($match, $specificity);	1812	my ($match, $specificity);
1761		1813
1762	for my $region (list) {	1814	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796		1848
1797	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1850	$self->_create_random_map (
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1820		1872
1821	sub register {	1873	sub register {
1822	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	1875	my $pkg = caller;
1824		1876
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		1878
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	1880	}
1830		1881
1831	# also paths starting with '/'	1882	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		1884
1834	sub thawer_merge {	1885	sub thawer_merge {
1835	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1836		1887
1837	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1842	}	1893	}
1843		1894
1844	sub normalise {	1895	sub normalise {
1845	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1846		1897
1847	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1848		1899
1849	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1850		1901
1851	# map plan:	1902	# map plan:
1852	#	1903	#
…		…
1891	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1892	return $self;	1943	return $self;
1893	}	1944	}
1894	}	1945	}
1895		1946
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	1948	()
1898	}	1949	}
1899		1950
1900	sub init {	1951	sub init {
1901	my ($self) = @_;	1952	my ($self) = @_;
…		…
1933	sub uniq_path {	1984	sub uniq_path {
1934	my ($self) = @_;	1985	my ($self) = @_;
1935		1986
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1938	}
1939
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}	1989	}
1948		1990
1949	sub decay_objects {	1991	sub decay_objects {
1950	my ($self) = @_;	1992	my ($self) = @_;
1951		1993
…		…
2033		2075
2034	sub find;	2076	sub find;
2035	sub find {	2077	sub find {
2036	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
2037		2079
		2080	cf::cede_to_tick;
		2081
2038	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
2039		2083
2040	cf::lock_wait "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2086
2043	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
2048	or return;	2089	or return;
2049		2090
2050	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
2051		2092
…		…
2063		2104
2064	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
2065	}	2106	}
2066	}	2107	}
2067		2108
2068	sub pre_load { }	2109	sub pre_load { }
2069	sub post_load { }	2110	#sub post_load { } # XS
2070		2111
2071	sub load {	2112	sub load {
2072	my ($self) = @_;	2113	my ($self) = @_;
2073		2114
2074	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2119	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2161	$self->decay_objects;
2121	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
2122	$self->update_buttons;	2163	$self->update_buttons;
2123	cf::cede_to_tick;	2164	cf::cede_to_tick;
2124	$self->set_darkness_map;
2125	cf::cede_to_tick;
2126	$self->activate;	2165	$self->activate;
2127	}	2166	}
2128		2167
2129	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
…		…
2133	}	2172	}
2134		2173
2135	$self->post_load;	2174	$self->post_load;
2136	}	2175	}
2137		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2180	sub customise_for {
2139	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
2140		2182
2141	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2184	if $self->per_player;
…		…
2158	or next;	2200	or next;
2159	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2160	or next;	2202	or next;
2161	$neigh->load;	2203	$neigh->load;
2162		2204
		2205	# now find the diagonal neighbours
2163	push @neigh,	2206	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}	2209	}
2167		2210
…		…
2174	}	2217	}
2175		2218
2176	sub find_sync {	2219	sub find_sync {
2177	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2178		2221
2179	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2180	}	2226	}
2181		2227
2182	sub do_load_sync {	2228	sub do_load_sync {
2183	my ($map) = @_;	2229	my ($map) = @_;
2184		2230
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2187		2233
2188	cf::sync_job { $map->load };	2234	$map->load;
2189	}	2235	}
2190		2236
2191	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2193		2239
…		…
2219	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2220		2266
2221	()	2267	()
2222	}	2268	}
2223		2269
		2270	# common code, used by both ->save and ->swapout
2224	sub save {	2271	sub _save {
2225	my ($self) = @_;	2272	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2273
2229	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2230		2275
2231	return unless $self->dirty;	2276	return unless $self->dirty;
2232		2277
…		…
2252	} else {	2297	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2299	}
2255	}	2300	}
2256		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2257	sub swap_out {	2310	sub swap_out {
2258	my ($self) = @_;	2311	my ($self) = @_;
2259		2312
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2314
2265	return if $self->players;
2266	return if $self->in_memory != cf::MAP_ACTIVE;	2315	return if $self->in_memory != cf::MAP_ACTIVE;
2267	return if $self->{deny_save};	2316	return if $self->{deny_save};
		2317	return if $self->players;
2268		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2270		2369
2271	$self->deactivate;	2370	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2372	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2373
2319	$self->unlink_save;	2374	$self->unlink_save;
2320	$self->destroy;	2375	$self->destroy;
2321	}	2376	}
2322		2377
…		…
2330		2385
2331	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2332		2387
2333	$self->unlink_save;	2388	$self->unlink_save;
2334		2389
2335	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2395
…		…
2397	: normalise $_	2452	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2454	]
2400	}	2455	}
2401		2456
		2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
		2488
2402	=back	2489	=back
2403		2490
2404	=head3 cf::object	2491	=head3 cf::object
2405		2492
2406	=cut	2493	=cut
…		…
2471		2558
2472	our $SAY_CHANNEL = {	2559	our $SAY_CHANNEL = {
2473	id => "say",	2560	id => "say",
2474	title => "Map",	2561	title => "Map",
2475	reply => "say ",	2562	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2564	};
2478		2565
2479	our $CHAT_CHANNEL = {	2566	our $CHAT_CHANNEL = {
2480	id => "chat",	2567	id => "chat",
2481	title => "Chat",	2568	title => "Chat",
…		…
2536		2623
2537	=item $player_object->enter_link	2624	=item $player_object->enter_link
2538		2625
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2627
2541	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2543		2632
2544	Will never block.	2633	Will never block.
2545		2634
2546	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2547		2636
…		…
2567	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2657	my ($self) = @_;
2569		2658
2570	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2571		2660
		2661	++$self->{_link_recursion};
		2662
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2664
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2576		2667
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2669	}
2579		2670
2580	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2582		2673
…		…
2599	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2601		2692
2602	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2605		2696
2606	$map->load;	2697	$map->load;
2607	$map->load_neighbours;	2698	$map->load_neighbours;
2608		2699
2609	return unless $self->contr->active;	2700	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2701
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2614	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2615		2709
		2710	}
		2711
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617		2713
2618	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2619	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2620	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2621	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
…		…
2628		2724
2629	our $GOTOGEN;	2725	our $GOTOGEN;
2630		2726
2631	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2632	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2633		2735
2634	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2738
2637	$self->enter_link;	2739	$self->enter_link;
…		…
2661	my $map = eval {	2763	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2663		2765
2664	if ($map) {	2766	if ($map) {
2665	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2769	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2771	}
2670		2772
2671	$map	2773	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2682	}	2784	}
2683		2785
2684	$done->() if $done;	2786	$done->($self) if $done;
2685	})->prio (1);	2787	})->prio (1);
2686	}	2788	}
2687		2789
2688	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2689		2791
…		…
2777	$self->contr->savebed ($map, $x, $y)	2879	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2880	if $exit->flag (cf::FLAG_DAMNED);
2779		2881
2780	1	2882	1
2781	}) {	2883	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2888
2787	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	2890	$self->leave_link;
2789	}	2891	}
2790	})->prio (1);	2892	})->prio (1);
2791	}	2893	}
2792		2894
…		…
2804	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2806		2908
2807	utf8::encode $text;	2909	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2809	}	2936	}
2810		2937
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		2939
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		2944
2818	=cut	2945	=cut
2819		2946
2820	# non-persistent channels (usually the info channel)	2947	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2822	"c/identify" => {	2955	"c/identify" => {
2823	id => "infobox",	2956	id => "infobox",
2824	title => "Identify",	2957	title => "Identify",
2825	reply => undef,	2958	reply => undef,
2826	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	2961	"c/examine" => {
2829	id => "infobox",	2962	id => "infobox",
2830	title => "Examine",	2963	title => "Examine",
2831	reply => undef,	2964	reply => undef,
2832	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
		2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
2833	},	2972	},
2834	"c/book" => {	2973	"c/book" => {
2835	id => "infobox",	2974	id => "infobox",
2836	title => "Book",	2975	title => "Book",
2837	reply => undef,	2976	reply => undef,
…		…
2853	id => "infobox",	2992	id => "infobox",
2854	title => "Body Parts",	2993	title => "Body Parts",
2855	reply => undef,	2994	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	2995	tooltip => "Shows which body parts you posess and are available",
2857	},	2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
2858	"c/uptime" => {	3033	"c/uptime" => {
2859	id => "infobox",	3034	id => "infobox",
2860	title => "Uptime",	3035	title => "Uptime",
2861	reply => undef,	3036	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3037	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3046	id => "party",
2872	title => "Party",	3047	title => "Party",
2873	reply => "gsay ",	3048	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3049	tooltip => "Messages and chat related to your party",
2875	},	3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2876	);	3059	);
2877		3060
2878	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3063
2881	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2882		3066
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3068
2885	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3070	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3071	$channel = $CHANNEL{$channel};
2888		3072
2889	$self->ext_msg (channel_info => $channel)	3073	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3074	$channel = $channel->{id};
2893		3075
2894	} elsif (ref $channel) {	3076	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3081	}
2901		3082
2902	$channel = $channel->{id};	3083	$channel = $channel->{id};
2903	}	3084	}
2904		3085
2905	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2906		3087
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3088	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2911		3091
2912	my $pkt = "msg "	3092	my $pkt = "msg "
2913	. $self->{json_coder}->encode (	3093	. $self->{json_coder}->encode (
2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915	);	3095	);
2916		3096
2917	# try lzf for large packets
2918	$pkt = "lzf " . Compress::LZF::compress $pkt
2919	if 1024 <= length $pkt and $self->{can_lzf};
2920
2921	# split very large packets
2922	if (8192 < length $pkt and $self->{can_lzf}) {
2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924	$pkt = "frag";
2925	}
2926
2927	$self->send_packet ($pkt);	3097	$self->send_big_packet ($pkt);
2928	} else {
2929	if ($color >= 0) {
2930	# replace some tags by gcfclient-compatible ones
2931	for ($msg) {
2932	1 while
2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938	}
2939
2940	$color &= cf::NDI_COLOR_MASK;
2941
2942	utf8::encode $msg;
2943
2944	if (0 && $msg =~ /\[/) {
2945	# COMMAND/INFO
2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2947	} else {
2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949	$self->send_packet ("drawinfo $color $msg")
2950	}
2951	}
2952	}
2953	}	3098	}
2954		3099
2955	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2956		3101
2957	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2960		3105
2961	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2962	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2963		3108
2964	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2967	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3114	}
2970	}	3115	}
2971		3116
2972	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2973		3118
…		…
2977		3122
2978	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2979	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2980		3125
2981	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2984	#TODO: version 1, remove	3129	#TODO: version 1, remove
2985	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987	}	3132	}
2988	}	3133	}
2989		3134
2990	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2991		3136
…		…
3062		3207
3063	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
3064	if $reply;	3209	if $reply;
3065		3210
3066	} else {	3211	} else {
3067	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3068	}	3213	}
3069		3214
3070	cf::override;	3215	cf::override;
3071	},	3216	},
3072	);	3217	);
…		…
3092		3237
3093	$coro	3238	$coro
3094	}	3239	}
3095		3240
3096	cf::client->attach (	3241	cf::client->attach (
3097	on_destroy => sub {	3242	on_client_destroy => sub {
3098	my ($ns) = @_;	3243	my ($ns) = @_;
3099		3244
3100	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101	},	3246	},
3102	);	3247	);
…		…
3118	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
3119		3264
3120	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
3121		3266
3122	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
3123	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
3124	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
3125	sort time	3270	sort time
3126	));	3271	));
3127		3272
3128	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
3132	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
3133		3278
3134	cf::object	3279	cf::object
3135	contr pay_amount pay_player map x y force_find force_add destroy	3280	contr pay_amount pay_player map x y force_find force_add destroy
3136	insert remove name archname title slaying race decrease split	3281	insert remove name archname title slaying race decrease split
		3282	value
3137		3283
3138	cf::object::player	3284	cf::object::player
3139	player	3285	player
3140		3286
3141	cf::player	3287	cf::player
…		…
3147	=cut	3293	=cut
3148		3294
3149	for (	3295	for (
3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151	insert remove inv nrof name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
3152	decrease split destroy change_exp)],	3298	decrease split destroy change_exp value msg lore send_msg)],
3153	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
3154	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
3155	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
3156	) {	3302	) {
3157	no strict 'refs';
3158	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
3159	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3160	for @funs;	3305	for @funs;
3161	}	3306	}
3162		3307
…		…
3177		3322
3178	my $qcode = $code;	3323	my $qcode = $code;
3179	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3180	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
3181		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
3182	local $_;	3330	local $_;
3183	local @safe::cf::_safe_eval_args = values %vars;
3184		3331
3185	my $eval =	3332	my $eval =
3186	"do {\n"	3333	"do {\n"
3187	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
3189	. $code	3336	. $code
3190	. "\n}"	3337	. "\n}"
3191	;	3338	;
3192		3339
		3340	if ($CFG{safe_eval}) {
3193	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
3194	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
3196		3349
3197	if ($@) {	3350	if ($@) {
3198	warn "$@";	3351	warn "$@",
3199	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
3200	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
3201	}	3354	}
3202		3355
3203	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
3204	}	3357	}
3205		3358
…		…
3219	=cut	3372	=cut
3220		3373
3221	sub register_script_function {	3374	sub register_script_function {
3222	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
3223		3376
3224	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
3225	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
3226	}	3379	}
3227		3380
3228	=back	3381	=back
3229		3382
3230	=cut	3383	=cut
…		…
3239	# for this (global event?)	3392	# for this (global event?)
3240	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3241		3394
3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3243		3396
3244	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3245		3398
3246	my $facedata;
3247	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3248	or die "$path: $!";	3400	or die "$path: $!";
3249		3401
3250	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3251		3403
3252	$facedata->{version} == 2	3404	$facedata->{version} == 2
3253	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3254		3406
3255	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3257	type => FT_RSRC,	3410	type => FT_RSRC,
3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3259	};	3413	};
3260	cf::cede_to_tick;	3414	cf::cede_to_tick;
3261		3415
3262	{	3416	{
3263	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
…		…
3265	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267		3421
3268	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3269	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3272		3426
3273	cf::cede_to_tick;	3427	cf::cede_to_tick;
3274	}	3428	}
3275		3429
3276	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
…		…
3281		3435
3282	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3283	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3285	} else {	3439	} else {
3286	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3287	}	3441	}
3288		3442
3289	cf::cede_to_tick;	3443	cf::cede_to_tick;
3290	}	3444	}
3291	}	3445	}
…		…
3300		3454
3301	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3302	}	3456	}
3303		3457
3304	{	3458	{
3305	# TODO: for gcfclient pleasure, we should give resources
3306	# that gcfclient doesn't grok a >10000 face index.
3307	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3308		3460
3309	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
3310	if (defined $info->{type}) {	3462	if (defined $info->{type}) {
3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312	my $data;
3313		3464
3314	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315	# prepend meta info
3316
3317	my $meta = $enc->encode ({
3318	name => $name,
3319	%{ $info->{meta} || {} },
3320	});
3321
3322	$data = pack "(w/a*)*", $meta, $info->{data};
3323	} else {
3324	$data = $info->{data};
3325	}
3326
3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328	cf::face::set_type $idx, $info->{type};	3466	cf::face::set_type $idx, $info->{type};
3329	} else {	3467	} else {
3330	$RESOURCE{$name} = $info;	3468	$RESOURCE{$name} = $info; # unused
3331	}	3469	}
3332		3470
3333	cf::cede_to_tick;	3471	cf::cede_to_tick;
3334	}	3472	}
3335	}	3473	}
3336		3474
3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3338		3476
3339	1	3477	1
3340	}	3478	}
3341
3342	cf::global->attach (on_resource_update => sub {
3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3345
3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3347	my $sound = $soundconf->{compat}[$_]
3348	or next;
3349
3350	my $face = cf::face::find "sound/$sound->[1]";
3351	cf::sound::set $sound->[0] => $face;
3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3353	}
3354
3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
3356	my $face = cf::face::find "sound/$v";
3357	cf::sound::set $k => $face;
3358	}
3359	}
3360	});
3361		3479
3362	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
3363	my ($ns, $want) = @_;	3481	my ($ns, $want) = @_;
3364		3482
3365	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
…		…
3404	sub reload_treasures {	3522	sub reload_treasures {
3405	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3406	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3407	}	3525	}
3408		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3409	sub reload_resources {	3550	sub reload_resources {
3410	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3411		3552
		3553	reload_exp_table;
		3554	reload_materials;
3412	reload_facedata;	3555	reload_facedata;
		3556	reload_sound;
3413	reload_archetypes;	3557	reload_archetypes;
3414	reload_regions;	3558	reload_regions;
3415	reload_treasures;	3559	reload_treasures;
3416		3560
3417	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3418	}
3419
3420	sub init {
3421	my $guard = freeze_mainloop;
3422
3423	evthread_start IO::AIO::poll_fileno;
3424
3425	reload_resources;
3426	}	3562	}
3427		3563
3428	sub reload_config {	3564	sub reload_config {
3429	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3430	or return;
3431		3566
3432	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3433	*CFG = YAML::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3434		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436		3574
3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439		3577
3440	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3444	};	3582	};
3445	warn $@ if $@;	3583	warn $@ if $@;
3446	}	3584	}
3447	}	3585	}
3448		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3449	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3450	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3628	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3630	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3457	};	3632	};
3458		3633
3459	{	3634	evthread_start IO::AIO::poll_fileno;
3460	my $guard = freeze_mainloop;	3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3461	reload_config;	3646	reload_config;
3462	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3463	load_extensions;	3657	load_extensions;
3464		3658
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3659	utime time, time, $RUNTIMEFILE;
		3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
3466	}	3666	};
3467		3667
3468	EV::loop;	3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3469	}	3677	}
3470		3678
3471	#############################################################################	3679	#############################################################################
3472	# initialisation and cleanup	3680	# initialisation and cleanup
3473		3681
3474	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3475	BEGIN {	3683	BEGIN {
3476	our %SIGWATCHER = ();	3684	our %SIGWATCHER = ();
3477	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3479	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3480	};	3688	};
3481	}	3689	}
3482	}	3690	}
3483		3691
3484	sub write_runtime_sync {	3692	sub write_runtime_sync {
3485	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3486		3694
3487	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3489		3697
3490	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3699
3492	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3493		3701
3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3703	or return;
3496		3704
3497	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3509	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3510		3718
3511	close $fh	3719	close $fh
3512	or return;	3720	or return;
3513		3721
3514	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3723	and return;
3516		3724
3517	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3726
3519	1	3727	1
3520	}	3728	}
3521		3729
3522	our $uuid_lock;	3730	our $uuid_lock;
…		…
3531	my $uuid = "$LOCALDIR/uuid";	3739	my $uuid = "$LOCALDIR/uuid";
3532		3740
3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534	or return;	3742	or return;
3535		3743
3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
3537	$uuid_skip = 0;	3752	$uuid_skip = 0;
3538		3753
3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3540	and return;	3755	and return;
3541		3756
…		…
3547	or return;	3762	or return;
3548		3763
3549	aio_rename "$uuid~", $uuid	3764	aio_rename "$uuid~", $uuid
3550	and return;	3765	and return;
3551		3766
3552	warn "uuid file written ($value).\n";	3767	trace "uuid file written ($value).\n";
3553		3768
3554	1	3769	1
3555		3770
3556	}	3771	}
3557		3772
…		…
3563	}	3778	}
3564		3779
3565	sub emergency_save() {	3780	sub emergency_save() {
3566	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3567		3782
3568	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3569		3789
3570	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3571	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3572	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3573	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3574	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3575	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3576	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3577	$pl->valid or next;	3799	$pl->valid or next;
3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579	$pl->save;	3801	$pl->save;
3580	}	3802	}
3581	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3582		3804
3583	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3584	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3585	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3586	$map->valid or next;	3810	$map->valid or next;
3587	$map->save;	3811	$map->save;
3588	}	3812	}
3589	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3590		3814
3591	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3592	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3593	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
3594		3820
3595	warn "begin write uuid\n";	3821	info "emergency_perl_save: begin write uuid\n";
3596	write_uuid_sync 1;	3822	write_uuid_sync 1;
3597	warn "end write uuid\n";	3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3598	};	3843	};
3599		3844
3600	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3601	}	3846	}
3602		3847
3603	sub post_cleanup {	3848	sub post_cleanup {
3604	my ($make_core) = @_;	3849	my ($make_core) = @_;
3605		3850
		3851	IO::AIO::flush;
		3852
3606	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3607	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
3608	}	3858	}
3609		3859
3610	# a safer delete_package, copied from Symbol	3860	# a safer delete_package, copied from Symbol
3611	sub clear_package($) {	3861	sub clear_package($) {
3612	my $pkg = shift;	3862	my $pkg = shift;
…		…
3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629	for my $name (keys %$leaf_symtab) {	3879	for my $name (keys %$leaf_symtab) {
3630	_gv_clear *{"$pkg$name"};	3880	_gv_clear *{"$pkg$name"};
3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632	}	3882	}
3633	warn "cleared package #$pkg\n";#d#
3634	}	3883	}
3635
3636	our $RELOAD; # how many times to reload
3637		3884
3638	sub do_reload_perl() {	3885	sub do_reload_perl() {
3639	# can/must only be called in main	3886	# can/must only be called in main
3640	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3641	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3642	return;	3889	return;
3643	}	3890	}
3644		3891
3645	return if $RELOAD++;	3892	return if $RELOAD++;
3646		3893
		3894	my $t1 = AE::time;
		3895
3647	while ($RELOAD) {	3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3648	warn "reloading...";	3898	info "reloading...";
3649		3899
3650	warn "entering sync_job";	3900	trace "entering sync_job";
3651		3901
3652	cf::sync_job {	3902	cf::sync_job {
3653	cf::write_runtime_sync; # external watchdog should not bark
3654	cf::emergency_save;	3903	#cf::emergency_save;
3655	cf::write_runtime_sync; # external watchdog should not bark
3656		3904
3657	warn "syncing database to disk";
3658	BDB::db_env_txn_checkpoint $DB_ENV;
3659
3660	# if anything goes wrong in here, we should simply crash as we already saved
3661
3662	warn "flushing outstanding aio requests";
3663	while (IO::AIO::nreqs || BDB::nreqs) {
3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3665	}
3666
3667	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3668	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3669	%EXT_CORO = ();	3907	%EXT_CORO = ();
3670		3908
3671	warn "removing commands";	3909	trace "removing commands";
3672	%COMMAND = ();	3910	%COMMAND = ();
3673		3911
3674	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3675	%EXTCMD = ();	3913	%EXTCMD = ();
3676	%EXTICMD = ();	3914	%EXTICMD = ();
3677		3915
3678	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3679	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3680	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3681		3919
3682	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3683	eval {	3921	eval {
3684	$cb->($pkg);	3922	$cb->($pkg);
3685	1	3923	1
3686	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
3687	}	3925	}
3688		3926
3689	warn "... clearing $pkg";	3927	trace "... clearing $pkg";
3690	clear_package $pkg;	3928	clear_package $pkg;
3691	}	3929	}
3692		3930
3693	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3694	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3696		3934
3697	warn "... unloading $k";	3935	trace "... unloading $k";
3698	delete $INC{$k};	3936	delete $INC{$k};
3699		3937
3700	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3701	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3702		3940
…		…
3705	}	3943	}
3706		3944
3707	clear_package $k;	3945	clear_package $k;
3708	}	3946	}
3709		3947
3710	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3711	clear_package "safe::$_"	3949	clear_package "safe::$_"
3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713		3951
3714	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3715	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3716	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717		3955
3718	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3719	# and global variables created in xs	3957	# and global variables created in xs
3720	#clear_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3721		3959
3722	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3723		3961
3724	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3725	require cf;	3963	require cf;
3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3727		3965
3728	warn "loading config and database again";	3966	trace "loading config and database again";
3729	cf::reload_config;	3967	cf::reload_config;
3730		3968
3731	warn "loading extensions";	3969	trace "loading extensions";
3732	cf::load_extensions;	3970	cf::load_extensions;
3733		3971
		3972	if ($REATTACH_ON_RELOAD) {
3734	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3735	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3736	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3737	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3738	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3739	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3740		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3741	warn "leaving sync_job";	3984	trace "leaving sync_job";
3742		3985
3743	1	3986	1
3744	} or do {	3987	} or do {
3745	warn $@;	3988	error $@;
3746	cf::cleanup "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3747	};	3990	};
3748		3991
3749	warn "reloaded";	3992	info "reloaded";
3750	--$RELOAD;	3993	--$RELOAD;
3751	}	3994	}
		3995
		3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3752	};	3998	};
3753		3999
3754	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3755		4001
3756	sub reload_perl() {	4002	sub reload_perl() {
3757	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3758	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3759		4005
		4006	$RELOAD_WATCHER ||= cf::async {
		4007	Coro::AIO::aio_wait cache_extensions;
		4008
3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4010	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
		4012	};
3763	};	4013	};
3764	}	4014	}
3765		4015
3766	register_command "reload" => sub {	4016	register_command "reload" => sub {
3767	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
…		…
3773	reload_perl;	4023	reload_perl;
3774	};	4024	};
3775	}	4025	}
3776	};	4026	};
3777		4027
3778	unshift @INC, $LIBDIR;	4028	#############################################################################
3779		4029
3780	my $bug_warning = 0;	4030	my $bug_warning = 0;
3781		4031
3782	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3783	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3784		4034
3785	sub wait_for_tick {	4035	sub wait_for_tick() {
3786	return if tick_inhibit || $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3787		4037
3788	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3789	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3790	$signal->wait;	4040	$signal->wait;
3791	}	4041	}
3792		4042
3793	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3794	return if tick_inhibit || $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3795		4045
3796	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3797	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3798	$signal->wait;	4048	$signal->wait;
3799	}	4049	}
…		…
3805	return;	4055	return;
3806	}	4056	}
3807		4057
3808	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3809		4059
		4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4061
3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812	Coro::async_pool {	4064	Coro::async_pool {
3813	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3814	write_runtime_sync	4066	write_runtime_sync
3815	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3816	};	4068	};
3817	}	4069	}
3818		4070
3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3820	$sig->send;	4072	$sig->send;
…		…
3828		4080
3829	if (0) {	4081	if (0) {
3830	if ($NEXT_TICK) {	4082	if ($NEXT_TICK) {
3831	my $jitter = $TICK_START - $NEXT_TICK;	4083	my $jitter = $TICK_START - $NEXT_TICK;
3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3833	warn "jitter $JITTER\n";#d#	4085	debug "jitter $JITTER\n";#d#
3834	}	4086	}
3835	}	4087	}
3836	}	4088	}
3837		4089
3838	{	4090	{
3839	# configure BDB	4091	# configure BDB
3840		4092
3841	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3842	BDB::max_poll_reqs $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3843	$AnyEvent::BDB::WATCHER->priority (1);	4095	$AnyEvent::BDB::WATCHER->priority (1);
3844		4096
3845	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3846	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
…		…
3893	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3894		4146
3895	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3896	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3897	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3898	async {	4151	async {
3899	$Coro::current->{desc} = "abt $msg";	4152	$Coro::current->{desc} = "abt $msg";
3900		4153
3901	my @bt = fork_call {	4154	my @bt = fork_call {
3902	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
…		…
3913	}	4166	}
3914		4167
3915	@funcs	4168	@funcs
3916	};	4169	};
3917		4170
3918	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3920	--$_log_backtrace;	4174	--$_log_backtrace;
3921	};	4175	};
3922	} else {	4176	} else {
3923	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3924	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3925	}	4179	}
3926	}	4180	}
3927		4181
3928	# load additional modules	4182	# load additional modules
3929	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3930		4185
3931	END { cf::emergency_save }	4186	END { cf::emergency_save }
3932		4187
3933	1	4188	1
3934		4189

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