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Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC vs.
Revision 1.534 by root, Thu Apr 29 08:13:51 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
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	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;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	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::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
191	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 process
192	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.
193		240
194	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
195		242
196	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	245	that call.
199		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
200	=back	253	=back
201		254
202	=cut	255	=cut
203		256
204	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	264	my $msg = join "", @_;
207		265
208	$msg .= "\n"	266	$msg .= "\n"
209	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
210		268
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		270
213	LOG llevError, $msg;	271	LOG llevWarn, $msg;
214	};	272	};
215	}
216		273
217	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
219		276
220	if ($Coro::current == $Coro::main) {#d#	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	281	return;#d#
223	}#d#	282	}#d#
224		283
225	# kill coroutine otherwise	284	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	285	Coro::terminate
228	};	286	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		287
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	298	for my $pkg (qw(
243	cf::global cf::attachable	299	cf::global cf::attachable
244	cf::object cf::object::player	300	cf::object cf::object::player
245	cf::client cf::player	301	cf::client cf::player
246	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
247	cf::map cf::party cf::region	304	cf::party cf::region
248	)) {	305	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	307	}
252		308
253	$EV::DIED = sub {	309	$EV::DIED = sub {
254	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
255	};	311	};
256		312
257	#############################################################################	313	#############################################################################
258		314
259	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		353
298	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
300		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
		370
301	=item cf::lock_wait $string	371	=item cf::lock_wait $string
302		372
303	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
304		374
305	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
306		376
307	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
310	returned.	380	returned.
311		381
312	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	383	deadlocked coro.
…		…
319		389
320	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
321		391
322	=cut	392	=cut
323		393
324	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		395
327	sub lock_wait($) {	396	sub lock_wait($) {
328	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	398	}
341		399
342	sub lock_acquire($) {	400	sub lock_acquire($) {
343	my ($key) = @_;	401	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	402	}
357		403
358	sub lock_active($) {	404	sub lock_active($) {
359	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	406	}
363		407
364	sub freeze_mainloop {	408	sub freeze_mainloop {
365	tick_inhibit_inc;	409	tick_inhibit_inc;
366		410
367	Coro::guard \&tick_inhibit_dec;	411	&Guard::guard (\&tick_inhibit_dec);
368	}	412	}
369		413
370	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
371		415
372	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	417	get spread over time.
374		418
375	=cut	419	=cut
376		420
377	sub periodic($$) {	421	sub periodic($$) {
378	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
395		439
396	=cut	440	=cut
397		441
398	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
400		445
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
404		449
405	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
406		452
407	while () {	453	while () {
408	next_job:	454	next_job:
		455
409	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	457
411	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	462	$job->[2]->send;
415	Coro::cede;	463	Coro::cede;
416	goto next_job;	464	goto next_job;
417	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	467	}
419	}	468	}
420		469
421	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	473	$signal->wait;
425	} else {	474	} else {
		475	$busy = 0;
426	Coro::schedule;	476	Coro::schedule;
427	}	477	}
428	}	478	}
429	};	479	};
430		480
431	sub get_slot($;$$) {	481	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	482	return if tick_inhibit || $Coro::current == $Coro::main;
433		483
434	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
435		485
436	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
437	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
438		489
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
467	=cut	518	=cut
468		519
469	sub sync_job(&) {	520	sub sync_job(&) {
470	my ($job) = @_;	521	my ($job) = @_;
471		522
472	if ($Coro::current == $Coro::main) {	523	if (in_main) {
473	my $time = EV::time;	524	my $time = AE::time;
474		525
475	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
477		528
478	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
479		530
480	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
481		532
482	my $busy = 1;	533	my $busy = 1;
483	my @res;	534	my @res;
484		535
485	(async {	536	(async {
486	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	538	@res = eval { $job->() };
488	warn $@ if $@;	539	error $@ if $@;
489	undef $busy;	540	undef $busy;
490	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
491		542
492	while ($busy) {	543	while ($busy) {
493	if (Coro::nready) {	544	if (Coro::nready) {
…		…
495	} else {	546	} else {
496	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
497	}	548	}
498	}	549	}
499		550
500	my $time = EV::time - $time;	551	my $time = AE::time - $time;
501		552
502	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
503		554
504	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
505	} else {	556	} else {
…		…
549	reset_signals;	600	reset_signals;
550	&$cb	601	&$cb
551	}, @args;	602	}, @args;
552		603
553	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
554	}	616	}
555		617
556	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
557		619
558	=cut	620	=cut
…		…
595	within each server.	657	within each server.
596		658
597	=cut	659	=cut
598		660
599	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
600	my ($name) = @_;	665	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
602		667
603	eval {	668	eval {
604	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
614	}	679	}
615		680
616	our $DB;	681	our $DB;
617		682
618	sub db_init {	683	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	684	$DB ||= db_table "db";
621	};
622	}	685	}
623		686
624	sub db_get($$) {	687	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
626		689
627	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
628	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
629		694
630	$! ? ()	695	$! ? ()
631	: $data	696	: $data
632	}
633	}	697	}
634		698
635	sub db_put($$$) {	699	sub db_put($$$) {
636	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		757
694	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	759	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
697		761
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		763
700	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
703		767
…		…
713		777
714	=cut	778	=cut
715		779
716	sub datalog($@) {	780	sub datalog($@) {
717	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	783	}
720		784
721	=back	785	=back
722		786
723	=cut	787	=cut
724		788
725	#############################################################################	789	#############################################################################
726		790
727	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
728		792
729	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
732		796
733	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
785		849
786	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
788		852
789	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
791		855
792	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
793		857
794	=over 4	858	=over 4
…		…
918		982
919	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		985
922	} elsif (ref $type) {	986	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
924		988
925	} else {	989	} else {
926	shift @arg;	990	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
928	}	992	}
929	}	993	}
930	}	994	}
931		995
932	sub _object_attach {	996	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
943	}	1007	}
944		1008
945	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
946	} else {	1010	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1012	}
949		1013
950	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
951	}	1015	}
952		1016
…		…
1011		1075
1012	for (@$callbacks) {	1076	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
1014		1078
1015	if ($@) {	1079	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1081	override;
1019	}	1082	}
1020		1083
1021	return 1 if $override;	1084	return 1 if $override;
1022	}	1085	}
…		…
1085		1148
1086	sub reattach {	1149	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1151	my ($obj) = @_;
1089		1152
		1153	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1155
1092	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
1093		1157
1094	@$registry = ();	1158	@$registry = ();
1095		1159
…		…
1100	for (@$attach) {	1164	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1103	}	1167	}
1104	} else {	1168	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1170	}
1107	}	1171	}
1108	}	1172	}
1109		1173
1110	cf::attachable->attach (	1174	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1138		1202
1139	sync_job {	1203	sync_job {
1140	if (length $$rdata) {	1204	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1144		1209
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1211	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1149	aio_close $fh;	1217	aio_close $fh;
1150		1218
1151	if (@$objs) {	1219	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1221	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1157	aio_close $fh;	1228	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1230	}
1160	} else {	1231	} else {
1161	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1162	}	1233	}
1163		1234
1164	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1239	} else {
1166	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1167	}	1241	}
1168	} else {	1242	} else {
1169	aio_unlink $filename;	1243	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1171	}	1245	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1270	$av = $st->{objs};
1197	}	1271	}
1198		1272
1199	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1202		1277
1203	($data, $av)	1278	($data, $av)
1204	}	1279	}
1205		1280
1206	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1263		1338
1264	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1265	}	1340	}
1266		1341
		1342	use File::Glob ();
		1343
1267	cf::player->attach (	1344	cf::player->attach (
1268	on_command => sub {	1345	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1270		1347
1271	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1272	or return;	1349	or return;
1273		1350
…		…
1296		1373
1297	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1375	if $reply;
1299		1376
1300	} else {	1377	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1379	}
1303		1380
1304	cf::override;	1381	cf::override;
1305	},	1382	},
1306	);	1383	);
1307		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1308	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1309	cf::sync_job {	1401	cf::sync_job {
1310	my %todo;	1402	my %todo;
1311		1403
1312	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1405	next unless -r $path;
…		…
1331		1423
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1426
1335	$ext{source} =	1427	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1338	. $source	1430	. $source
1339	. "\n};\n1";	1431	. "\n};\n1";
1340		1432
1341	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1342	}	1434	}
1343		1435
		1436	my $pass = 0;
1344	my %done;	1437	my %done;
1345	while (%todo) {	1438	while (%todo) {
1346	my $progress;	1439	my $progress;
1347		1440
		1441	++$pass;
		1442
		1443	ext:
1348	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1446	next ext
1351	unless exists $done{$_};	1447	unless exists $done{$_};
1352	}	1448	}
1353		1449
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1451
1356	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1456
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1458	if exists $v->{meta}{mandatory};
1364		1459
1365	warn $msg;	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1461	delete $todo{$k};
		1462	} else {
		1463	$done{$k} = delete $todo{$k};
		1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1366	}	1469	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1470	}
1372		1471
1373	skip:	1472	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1376	}	1480	}
1377	};	1481	};
1378	}	1482	}
1379		1483
1380	#############################################################################	1484	#############################################################################
1381		1485
1382	=back	1486	=back
1383		1487
1384	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1385		1489
1386	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1387		1491
1388	=cut	1492	=cut
1389		1493
1390	package cf::player;	1494	package cf::player;
1391		1495
…		…
1434		1538
1435	sub exists($) {	1539	sub exists($) {
1436	my ($login) = @_;	1540	my ($login) = @_;
1437		1541
1438	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1440	}	1544	}
1441		1545
1442	sub find($) {	1546	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1548	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1465	}	1569	}
1466	}	1570	}
1467	}	1571	}
1468		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1469	sub save($) {	1586	sub save($) {
1470	my ($pl) = @_;	1587	my ($pl) = @_;
1471		1588
1472	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1473		1590
…		…
1478		1595
1479	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1481		1598
1482	cf::get_slot 0.01;	1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1603
1484	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1605	cf::cede_to_tick;
1486	}	1606	}
1487		1607
…		…
1519	my ($pl) = @_;	1639	my ($pl) = @_;
1520		1640
1521	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1522		1642
1523	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1645
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1530		1651
1531	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1587	\@logins	1708	\@logins
1588	}	1709	}
1589		1710
1590	=item $player->maps	1711	=item $player->maps
1591		1712
		1713	=item cf::player::maps $login
		1714
1592	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1593	player. May block.	1716	player. May block.
1594		1717
1595	=cut	1718	=cut
1596		1719
…		…
1613	}	1736	}
1614		1737
1615	\@paths	1738	\@paths
1616	}	1739	}
1617		1740
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1742
1620	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1744
1711	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1712		1746
1713	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1714		1748
…		…
1746		1780
1747	=cut	1781	=cut
1748		1782
1749	sub find_by_path($) {	1783	sub find_by_path($) {
1750	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1751		1787
1752	my ($match, $specificity);	1788	my ($match, $specificity);
1753		1789
1754	for my $region (list) {	1790	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1824
1789	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1826	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1819		1855
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1857	}
1822		1858
1823	# also paths starting with '/'	1859	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1861
1826	sub thawer_merge {	1862	sub thawer_merge {
1827	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1828		1864
1829	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1927		1963
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1930	}	1966	}
1931		1967
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1968	sub decay_objects {
1942	my ($self) = @_;	1969	my ($self) = @_;
1943		1970
1944	return if $self->{deny_reset};	1971	return if $self->{deny_reset};
1945		1972
…		…
2027	sub find {	2054	sub find {
2028	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
2029		2056
2030	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
2031		2058
2032	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2061
2035	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
2040	or return;	2064	or return;
2041		2065
2042	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
2043		2067
…		…
2045	or return;	2069	or return;
2046		2070
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
2050	undef $guard1;	2075	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2076	$map->reset;
2053	return find $path;	2077	return find $path;
2054	}	2078	}
2055		2079
2056	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
2057	}	2081	}
2058	}	2082	}
2059		2083
2060	sub pre_load { }	2084	sub pre_load { }
2061	sub post_load { }	2085	#sub post_load { } # XS
2062		2086
2063	sub load {	2087	sub load {
2064	my ($self) = @_;	2088	my ($self) = @_;
2065		2089
2066	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2108	$f->skip_block;
2085	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
2086	or return;	2110	or return;
2087		2111
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
2089	if delete $self->{load_original};	2113	if delete $self->{load_original};
2090		2114
2091	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2116	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2136	$self->decay_objects;
2113	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
2114	$self->update_buttons;	2138	$self->update_buttons;
2115	cf::cede_to_tick;	2139	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2140	$self->activate;
2119	}	2141	}
2120		2142
2121	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2147	}
2126		2148
2127	$self->post_load;	2149	$self->post_load;
2128	}	2150	}
2129		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2155	sub customise_for {
2131	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
2132		2157
2133	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2159	if $self->per_player;
…		…
2150	or next;	2175	or next;
2151	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2152	or next;	2177	or next;
2153	$neigh->load;	2178	$neigh->load;
2154		2179
		2180	# now find the diagonal neighbours
2155	push @neigh,	2181	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2184	}
2159		2185
…		…
2166	}	2192	}
2167		2193
2168	sub find_sync {	2194	sub find_sync {
2169	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2170		2196
2171	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
2172	}	2201	}
2173		2202
2174	sub do_load_sync {	2203	sub do_load_sync {
2175	my ($map) = @_;	2204	my ($map) = @_;
2176		2205
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2179		2208
2180	cf::sync_job { $map->load };	2209	$map->load;
2181	}	2210	}
2182		2211
2183	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2185		2214
…		…
2211	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2212		2241
2213	()	2242	()
2214	}	2243	}
2215		2244
		2245	# common code, used by both ->save and ->swapout
2216	sub save {	2246	sub _save {
2217	my ($self) = @_;	2247	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2248
2221	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2222		2250
2223	return unless $self->dirty;	2251	return unless $self->dirty;
2224		2252
…		…
2244	} else {	2272	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2274	}
2247	}	2275	}
2248		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2249	sub swap_out {	2285	sub swap_out {
2250	my ($self) = @_;	2286	my ($self) = @_;
2251		2287
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2289
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2290	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2291	return if $self->{deny_save};
		2292	return if $self->players;
2260		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2262		2344
2263	$self->deactivate;	2345	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2347	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2348
2311	$self->unlink_save;	2349	$self->unlink_save;
2312	$self->destroy;	2350	$self->destroy;
2313	}	2351	}
2314		2352
…		…
2322		2360
2323	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2324		2362
2325	$self->unlink_save;	2363	$self->unlink_save;
2326		2364
2327	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2370
…		…
2389	: normalise $_	2427	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2429	]
2392	}	2430	}
2393		2431
		2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
		2463
2394	=back	2464	=back
2395		2465
2396	=head3 cf::object	2466	=head3 cf::object
2397		2467
2398	=cut	2468	=cut
…		…
2463		2533
2464	our $SAY_CHANNEL = {	2534	our $SAY_CHANNEL = {
2465	id => "say",	2535	id => "say",
2466	title => "Map",	2536	title => "Map",
2467	reply => "say ",	2537	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2539	};
2470		2540
2471	our $CHAT_CHANNEL = {	2541	our $CHAT_CHANNEL = {
2472	id => "chat",	2542	id => "chat",
2473	title => "Chat",	2543	title => "Chat",
…		…
2528		2598
2529	=item $player_object->enter_link	2599	=item $player_object->enter_link
2530		2600
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2602
2533	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2535		2607
2536	Will never block.	2608	Will never block.
2537		2609
2538	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2539		2611
…		…
2559	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2632	my ($self) = @_;
2561		2633
2562	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2563		2635
		2636	++$self->{_link_recursion};
		2637
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2639
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2568		2642
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2644	}
2571		2645
2572	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2574		2648
…		…
2591	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2593		2667
2594	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2597		2671
2598	$map->load;	2672	$map->load;
2599	$map->load_neighbours;	2673	$map->load_neighbours;
2600		2674
2601	return unless $self->contr->active;	2675	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2676
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2606	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2607		2684
		2685	}
		2686
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2688
2610	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2693	be called at the end of this process.
2615		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2616	=cut	2698	=cut
2617		2699
2618	our $GOTOGEN;	2700	our $GOTOGEN;
2619		2701
2620	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
2622		2710
2623	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2713
2626	$self->enter_link;	2714	$self->enter_link;
…		…
2650	my $map = eval {	2738	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2652		2740
2653	if ($map) {	2741	if ($map) {
2654	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2744	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2746	}
2659		2747
2660	$map	2748	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2671	}	2759	}
2672		2760
2673	$done->() if $done;	2761	$done->($self) if $done;
2674	})->prio (1);	2762	})->prio (1);
2675	}	2763	}
2676		2764
2677	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2678		2766
…		…
2698	}	2786	}
2699		2787
2700	sub prepare_random_map {	2788	sub prepare_random_map {
2701	my ($exit) = @_;	2789	my ($exit) = @_;
2702		2790
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2793	# that depends on the exit object
2708		2794
2709	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2797	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2716	}	2804	}
2717		2805
2718	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2719		2807
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2814	undef $fh;
2727	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2728		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2731	}	2823	}
2732	}	2824	}
2733		2825
2734	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2736		2828
2737	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2738		2830
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2831	$self->enter_link;
2751		2832
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2833	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2834	$Coro::current->{desc} = "enter_exit";
2758		2835
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2761	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2762		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2763	1;	2857	1
2764	}) {	2858	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2863
2770	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2771	$self->leave_link;	2865	$self->leave_link;
2772	}	2866	}
2773	})->prio (1);	2867	})->prio (1);
2774	}	2868	}
2775		2869
…		…
2787	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2789		2883
2790	utf8::encode $text;	2884	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2792	}	2911	}
2793		2912
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2914
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2919
2801	=cut	2920	=cut
2802		2921
2803	# non-persistent channels (usually the info channel)	2922	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2805	"c/identify" => {	2930	"c/identify" => {
2806	id => "infobox",	2931	id => "infobox",
2807	title => "Identify",	2932	title => "Identify",
2808	reply => undef,	2933	reply => undef,
2809	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2936	"c/examine" => {
2812	id => "infobox",	2937	id => "infobox",
2813	title => "Examine",	2938	title => "Examine",
2814	reply => undef,	2939	reply => undef,
2815	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2947	},
2817	"c/book" => {	2948	"c/book" => {
2818	id => "infobox",	2949	id => "infobox",
2819	title => "Book",	2950	title => "Book",
2820	reply => undef,	2951	reply => undef,
…		…
2836	id => "infobox",	2967	id => "infobox",
2837	title => "Body Parts",	2968	title => "Body Parts",
2838	reply => undef,	2969	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2970	tooltip => "Shows which body parts you posess and are available",
2840	},	2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
2841	"c/uptime" => {	3008	"c/uptime" => {
2842	id => "infobox",	3009	id => "infobox",
2843	title => "Uptime",	3010	title => "Uptime",
2844	reply => undef,	3011	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	3012	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	3021	id => "party",
2855	title => "Party",	3022	title => "Party",
2856	reply => "gsay ",	3023	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	3024	tooltip => "Messages and chat related to your party",
2858	},	3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2859	);	3034	);
2860		3035
2861	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3038
2864	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2865		3041
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3043
2868	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2871		3047
2872	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3049	$channel = $channel->{id};
2876		3050
2877	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3056	}
2884		3057
2885	$channel = $channel->{id};	3058	$channel = $channel->{id};
2886	}	3059	}
2887		3060
2888	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2889		3062
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3063	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2894		3066
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3070	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3071
2909	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3073	}
2923		3074
2924	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2925		3076
2926	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2929		3080
2930	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2932		3083
2933	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3089	}
2939	}	3090	}
2940		3091
2941	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2942		3093
…		…
2946		3097
2947	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2949		3100
2950	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3104	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3107	}
2957	}	3108	}
2958		3109
2959	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2960		3111
…		…
3031		3182
3032	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
3033	if $reply;	3184	if $reply;
3034		3185
3035	} else {	3186	} else {
3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3037	}	3188	}
3038		3189
3039	cf::override;	3190	cf::override;
3040	},	3191	},
3041	);	3192	);
…		…
3061		3212
3062	$coro	3213	$coro
3063	}	3214	}
3064		3215
3065	cf::client->attach (	3216	cf::client->attach (
3066	on_destroy => sub {	3217	on_client_destroy => sub {
3067	my ($ns) = @_;	3218	my ($ns) = @_;
3068		3219
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3221	},
3071	);	3222	);
…		…
3087	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
3088		3239
3089	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
3090		3241
3091	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
3094	sort time	3245	sort time
3095	));	3246	));
3096		3247
3097	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
3102		3253
3103	cf::object	3254	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3255	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3256	insert remove name archname title slaying race decrease split
		3257	value
3106		3258
3107	cf::object::player	3259	cf::object::player
3108	player	3260	player
3109		3261
3110	cf::player	3262	cf::player
…		…
3115		3267
3116	=cut	3268	=cut
3117		3269
3118	for (	3270	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3273	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
3125	) {	3277	) {
3126	no strict 'refs';	3278	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3146		3298
3147	my $qcode = $code;	3299	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
3150		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
3151	local $_;	3306	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3307
3154	my $eval =	3308	my $eval =
3155	"do {\n"	3309	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3312	. $code
3159	. "\n}"	3313	. "\n}"
3160	;	3314	;
3161		3315
		3316	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
3165		3325
3166	if ($@) {	3326	if ($@) {
3167	warn "$@";	3327	warn "$@",
3168	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
3169	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
3170	}	3330	}
3171		3331
3172	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
3173	}	3333	}
3174		3334
…		…
3188	=cut	3348	=cut
3189		3349
3190	sub register_script_function {	3350	sub register_script_function {
3191	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
3192		3352
3193	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
3195	}	3355	}
3196		3356
3197	=back	3357	=back
3198		3358
3199	=cut	3359	=cut
…		…
3208	# for this (global event?)	3368	# for this (global event?)
3209	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
3210		3370
3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3212		3372
3213	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
3214		3374
3215	my $facedata;	3375	my $facedata;
3216	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
3217	or die "$path: $!";	3377	or die "$path: $!";
3218		3378
…		…
3220		3380
3221	$facedata->{version} == 2	3381	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3383
3224	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3387	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
3228	};	3390	};
3229	cf::cede_to_tick;	3391	cf::cede_to_tick;
3230		3392
3231	{	3393	{
3232	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3398
3237	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3241		3403
3242	cf::cede_to_tick;	3404	cf::cede_to_tick;
3243	}	3405	}
3244		3406
3245	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
…		…
3250		3412
3251	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
3252	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3254	} else {	3416	} else {
3255	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
3256	}	3418	}
3257		3419
3258	cf::cede_to_tick;	3420	cf::cede_to_tick;
3259	}	3421	}
3260	}	3422	}
…		…
3269		3431
3270	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
3271	}	3433	}
3272		3434
3273	{	3435	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
3277		3437
3278	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3439	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3441
3283	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3443	cf::face::set_type $idx, $info->{type};
3298	} else {	3444	} else {
3299	$RESOURCE{$name} = $info;	3445	$RESOURCE{$name} = $info; # unused
3300	}	3446	}
3301		3447
3302	cf::cede_to_tick;	3448	cf::cede_to_tick;
3303	}	3449	}
3304	}	3450	}
3305		3451
3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3307		3453
3308	1	3454	1
3309	}	3455	}
3310
3311	cf::global->attach (on_resource_update => sub {
3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3314
3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3316	my $sound = $soundconf->{compat}[$_]
3317	or next;
3318
3319	my $face = cf::face::find "sound/$sound->[1]";
3320	cf::sound::set $sound->[0] => $face;
3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3322	}
3323
3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
3325	my $face = cf::face::find "sound/$v";
3326	cf::sound::set $k => $face;
3327	}
3328	}
3329	});
3330		3456
3331	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
3332	my ($ns, $want) = @_;	3458	my ($ns, $want) = @_;
3333		3459
3334	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
…		…
3373	sub reload_treasures {	3499	sub reload_treasures {
3374	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3375	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3376	}	3502	}
3377		3503
		3504	sub reload_sound {
		3505	trace "loading sound config from $DATADIR/sound\n";
		3506
		3507	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3508	or die "$DATADIR/sound $!";
		3509
		3510	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3511
		3512	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3513	my $sound = $soundconf->{compat}[$_]
		3514	or next;
		3515
		3516	my $face = cf::face::find "sound/$sound->[1]";
		3517	cf::sound::set $sound->[0] => $face;
		3518	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3519	}
		3520
		3521	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3522	my $face = cf::face::find "sound/$v";
		3523	cf::sound::set $k => $face;
		3524	}
		3525	}
		3526
3378	sub reload_resources {	3527	sub reload_resources {
3379	warn "reloading resource files...\n";	3528	trace "reloading resource files...\n";
3380		3529
3381	reload_facedata;	3530	reload_facedata;
		3531	reload_sound;
3382	reload_archetypes;	3532	reload_archetypes;
3383	reload_regions;	3533	reload_regions;
3384	reload_treasures;	3534	reload_treasures;
3385		3535
3386	warn "finished reloading resource files\n";	3536	trace "finished reloading resource files\n";
3387	}
3388
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}	3537	}
3394		3538
3395	sub reload_config {	3539	sub reload_config {
		3540	trace "reloading config file...\n";
		3541
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3542	open my $fh, "<:utf8", "$CONFDIR/config"
3397	or return;	3543	or return;
3398		3544
3399	local $/;	3545	local $/;
3400	*CFG = YAML::Load <$fh>;	3546	*CFG = YAML::XS::Load scalar <$fh>;
3401		3547
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3548	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3403		3549
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3550	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3551	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3406		3552
3407	if (exists $CFG{mlockall}) {	3553	if (exists $CFG{mlockall}) {
…		…
3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3555	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3410	and die "WARNING: m(un)lockall failed: $!\n";	3556	and die "WARNING: m(un)lockall failed: $!\n";
3411	};	3557	};
3412	warn $@ if $@;	3558	warn $@ if $@;
3413	}	3559	}
		3560
		3561	trace "finished reloading resource files\n";
		3562	}
		3563
		3564	sub pidfile() {
		3565	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3566	or die "$PIDFILE: $!";
		3567	flock $fh, &Fcntl::LOCK_EX
		3568	or die "$PIDFILE: flock: $!";
		3569	$fh
		3570	}
		3571
		3572	# make sure only one server instance is running at any one time
		3573	sub atomic {
		3574	my $fh = pidfile;
		3575
		3576	my $pid = <$fh>;
		3577	kill 9, $pid if $pid > 0;
		3578
		3579	seek $fh, 0, 0;
		3580	print $fh $$;
		3581	}
		3582
		3583	sub main_loop {
		3584	trace "EV::loop starting\n";
		3585	if (1) {
		3586	EV::loop;
		3587	}
		3588	trace "EV::loop returned\n";
		3589	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3590	}
3415		3591
3416	sub main {	3592	sub main {
		3593	cf::init_globals; # initialise logging
		3594
		3595	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3596	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3597	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3598	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3599
		3600	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3601
3417	# we must not ever block the main coroutine	3602	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3603	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3604	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3605	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3606	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3607	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3608	})->prio (Coro::PRIO_MAX);
3424	};	3609	};
3425		3610
3426	{	3611	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3612
		3613	cf::sync_job {
		3614	cf::init_experience;
		3615	cf::init_anim;
		3616	cf::init_attackmess;
		3617	cf::init_dynamic;
		3618
		3619	cf::load_settings;
		3620	cf::load_materials;
		3621
		3622	reload_resources;
3428	reload_config;	3623	reload_config;
3429	db_init;	3624	db_init;
		3625
		3626	cf::init_uuid;
		3627	cf::init_signals;
		3628	cf::init_skills;
		3629
		3630	cf::init_beforeplay;
		3631
		3632	atomic;
		3633
3430	load_extensions;	3634	load_extensions;
3431		3635
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3636	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3637
		3638	# no (long-running) fork's whatsoever before this point(!)
		3639	use POSIX ();
		3640	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3641
		3642	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3643	};
3435		3644
3436	EV::loop;	3645	cf::object::thawer::errors_are_fatal 0;
		3646	info "parse errors in files are no longer fatal from this point on.\n";
		3647
		3648	main_loop;
3437	}	3649	}
3438		3650
3439	#############################################################################	3651	#############################################################################
3440	# initialisation and cleanup	3652	# initialisation and cleanup
3441		3653
3442	# install some emergency cleanup handlers	3654	# install some emergency cleanup handlers
3443	BEGIN {	3655	BEGIN {
3444	our %SIGWATCHER = ();	3656	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3657	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3658	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3659	cf::cleanup "SIG$signal";
3448	};	3660	};
3449	}	3661	}
3450	}	3662	}
3451		3663
3452	sub write_runtime_sync {	3664	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3665	my $t0 = AE::time;
3454		3666
3455	# first touch the runtime file to show we are still running:	3667	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3668	# the fsync below can take a very very long time.
3457		3669
3458	IO::AIO::aio_utime $runtime, undef, undef;	3670	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3671
3460	my $guard = cf::lock_acquire "write_runtime";	3672	my $guard = cf::lock_acquire "write_runtime";
3461		3673
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3674	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3675	or return;
3464		3676
3465	my $value = $cf::RUNTIME + 90 + 10;	3677	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3678	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3679	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3689	aio_utime $fh, undef, undef;
3478		3690
3479	close $fh	3691	close $fh
3480	or return;	3692	or return;
3481		3693
3482	aio_rename "$runtime~", $runtime	3694	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3695	and return;
3484		3696
3485	warn "runtime file written.\n";	3697	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3698
3487	1	3699	1
3488	}	3700	}
3489		3701
3490	our $uuid_lock;	3702	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3711	my $uuid = "$LOCALDIR/uuid";
3500		3712
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3713	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3714	or return;
3503		3715
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3716	my $value = uuid_seq uuid_cur;
		3717
		3718	unless ($value) {
		3719	info "cowardly refusing to write zero uuid value!\n";
		3720	return;
		3721	}
		3722
		3723	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3724	$uuid_skip = 0;
3506		3725
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3726	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3727	and return;
3509		3728
…		…
3515	or return;	3734	or return;
3516		3735
3517	aio_rename "$uuid~", $uuid	3736	aio_rename "$uuid~", $uuid
3518	and return;	3737	and return;
3519		3738
3520	warn "uuid file written ($value).\n";	3739	trace "uuid file written ($value).\n";
3521		3740
3522	1	3741	1
3523		3742
3524	}	3743	}
3525		3744
…		…
3531	}	3750	}
3532		3751
3533	sub emergency_save() {	3752	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3753	my $freeze_guard = cf::freeze_mainloop;
3535		3754
3536	warn "enter emergency perl save\n";	3755	info "emergency_perl_save: enter\n";
		3756
		3757	# this is a trade-off: we want to be very quick here, so
		3758	# save all maps without fsync, and later call a global sync
		3759	# (which in turn might be very very slow)
		3760	local $USE_FSYNC = 0;
3537		3761
3538	cf::sync_job {	3762	cf::sync_job {
3539	# use a peculiar iteration method to avoid tripping on perl	3763	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3764	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3765	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3766	info "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3767	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3768	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3769	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3770	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3771	$pl->save;
3548	}	3772	}
3549	warn "end emergency player save\n";	3773	info "emergency_perl_save: end player save\n";
3550		3774
3551	warn "begin emergency map save\n";	3775	info "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3776	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3777	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3778	$map->valid or next;
3555	$map->save;	3779	$map->save;
3556	}	3780	}
3557	warn "end emergency map save\n";	3781	info "emergency_perl_save: end map save\n";
3558		3782
3559	warn "begin emergency database checkpoint\n";	3783	info "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3784	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3785	info "emergency_perl_save: end database checkpoint\n";
3562		3786
3563	warn "begin write uuid\n";	3787	info "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3788	write_uuid_sync 1;
3565	warn "end write uuid\n";	3789	info "emergency_perl_save: end write uuid\n";
3566	};	3790	};
3567		3791
3568	warn "leave emergency perl save\n";	3792	info "emergency_perl_save: starting sync()\n";
		3793	IO::AIO::aio_sync sub {
		3794	info "emergency_perl_save: finished sync()\n";
		3795	};
		3796
		3797	info "emergency_perl_save: leave\n";
3569	}	3798	}
3570		3799
3571	sub post_cleanup {	3800	sub post_cleanup {
3572	my ($make_core) = @_;	3801	my ($make_core) = @_;
3573		3802
3574	warn Carp::longmess "post_cleanup backtrace"	3803	error Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3804	if $make_core;
		3805
		3806	my $fh = pidfile;
		3807	unlink $PIDFILE if <$fh> == $$;
		3808	}
		3809
		3810	# a safer delete_package, copied from Symbol
		3811	sub clear_package($) {
		3812	my $pkg = shift;
		3813
		3814	# expand to full symbol table name if needed
		3815	unless ($pkg =~ /^main::.*::$/) {
		3816	$pkg = "main$pkg" if $pkg =~ /^::/;
		3817	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3818	$pkg .= '::' unless $pkg =~ /::$/;
		3819	}
		3820
		3821	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3822	my $stem_symtab = *{$stem}{HASH};
		3823
		3824	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3825	or return;
		3826
		3827	# clear all symbols
		3828	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3829	for my $name (keys %$leaf_symtab) {
		3830	_gv_clear *{"$pkg$name"};
		3831	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3832	}
3576	}	3833	}
3577		3834
3578	sub do_reload_perl() {	3835	sub do_reload_perl() {
3579	# can/must only be called in main	3836	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3837	if (in_main) {
3581	warn "can only reload from main coroutine";	3838	error "can only reload from main coroutine";
3582	return;	3839	return;
3583	}	3840	}
3584		3841
		3842	return if $RELOAD++;
		3843
		3844	my $t1 = AE::time;
		3845
		3846	while ($RELOAD) {
3585	warn "reloading...";	3847	info "reloading...";
3586		3848
3587	warn "entering sync_job";	3849	trace "entering sync_job";
3588		3850
3589	cf::sync_job {	3851	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark	3852	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3853	cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark	3854	cf::write_runtime_sync; # external watchdog should not bark
3593		3855
3594	warn "syncing database to disk";	3856	trace "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;	3857	BDB::db_env_txn_checkpoint $DB_ENV;
3596		3858
3597	# if anything goes wrong in here, we should simply crash as we already saved	3859	# if anything goes wrong in here, we should simply crash as we already saved
3598		3860
3599	warn "flushing outstanding aio requests";	3861	trace "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;	3862	while (IO::AIO::nreqs || BDB::nreqs) {
3605	warn "iterate...";	3863	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();
3613
3614	warn "removing commands";
3615	%COMMAND = ();
3616
3617	warn "removing ext/exti commands";
3618	%EXTCMD = ();
3619	%EXTICMD = ();
3620
3621	warn "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";
3624
3625	if (my $cb = $pkg->can ("unload")) {
3626	eval {
3627	$cb->($pkg);
3628	1
3629	} or warn "$pkg unloaded, but with errors: $@";
3630	}	3864	}
3631		3865
3632	warn "... nuking $pkg";	3866	trace "cancelling all extension coros";
3633	Symbol::delete_package $pkg;	3867	$_->cancel for values %EXT_CORO;
3634	}	3868	%EXT_CORO = ();
3635		3869
3636	warn "unloading all perl modules loaded from $LIBDIR";	3870	trace "removing commands";
3637	while (my ($k, $v) = each %INC) {	3871	%COMMAND = ();
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3872
		3873	trace "removing ext/exti commands";
		3874	%EXTCMD = ();
		3875	%EXTICMD = ();
		3876
		3877	trace "unloading/nuking all extensions";
		3878	for my $pkg (@EXTS) {
3640	warn "... unloading $k";	3879	trace "... unloading $pkg";
3641	delete $INC{$k};
3642		3880
3643	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;
3645
3646	if (my $cb = $k->can ("unload_module")) {	3881	if (my $cb = $pkg->can ("unload")) {
		3882	eval {
3647	$cb->();	3883	$cb->($pkg);
		3884	1
		3885	} or error "$pkg unloaded, but with errors: $@";
		3886	}
		3887
		3888	trace "... clearing $pkg";
		3889	clear_package $pkg;
3648	}	3890	}
3649		3891
3650	Symbol::delete_package $k;	3892	trace "unloading all perl modules loaded from $LIBDIR";
		3893	while (my ($k, $v) = each %INC) {
		3894	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3895
		3896	trace "... unloading $k";
		3897	delete $INC{$k};
		3898
		3899	$k =~ s/\.pm$//;
		3900	$k =~ s/\//::/g;
		3901
		3902	if (my $cb = $k->can ("unload_module")) {
		3903	$cb->();
		3904	}
		3905
		3906	clear_package $k;
3651	}	3907	}
3652		3908
3653	warn "getting rid of safe::, as good as possible";	3909	trace "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3910	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3911	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3912
3657	warn "unloading cf.pm \"a bit\"";	3913	trace "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3914	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3915	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3916
3661	# don't, removes xs symbols, too,	3917	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3918	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3919	#clear_package __PACKAGE__;
3664		3920
3665	warn "unload completed, starting to reload now";	3921	info "unload completed, starting to reload now";
3666		3922
3667	warn "reloading cf.pm";	3923	trace "reloading cf.pm";
3668	require cf;	3924	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3925	cf::_connect_to_perl_1;
3670		3926
3671	warn "loading config and database again";	3927	trace "loading config and database again";
3672	cf::reload_config;	3928	cf::reload_config;
3673		3929
3674	warn "loading extensions";	3930	trace "loading extensions";
3675	cf::load_extensions;	3931	cf::load_extensions;
3676		3932
		3933	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3934	trace "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3935	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3936	trace "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3937	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3938	trace "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3939	reattach $_ for values %PLAYER;
		3940	}
3683		3941
		3942	trace "running post_init jobs";
		3943	(pop @POST_INIT)->(1) while @POST_INIT;
		3944
3684	warn "leaving sync_job";	3945	trace "leaving sync_job";
3685		3946
3686	1	3947	1
3687	} or do {	3948	} or do {
3688	warn $@;	3949	error $@;
3689	cf::cleanup "error while reloading, exiting.";	3950	cf::cleanup "error while reloading, exiting.";
		3951	};
		3952
		3953	info "reloaded";
		3954	--$RELOAD;
3690	};	3955	}
3691		3956
3692	warn "reloaded";	3957	$t1 = AE::time - $t1;
		3958	info "reload completed in ${t1}s\n";
3693	};	3959	};
3694		3960
3695	our $RELOAD_WATCHER; # used only during reload	3961	our $RELOAD_WATCHER; # used only during reload
3696		3962
3697	sub reload_perl() {	3963	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3964	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3965	# coro crashes during coro_state_free->destroy here.
3700		3966
		3967	$RELOAD_WATCHER ||= cf::async {
		3968	Coro::AIO::aio_wait cache_extensions;
		3969
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3970	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3971	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3972	undef $RELOAD_WATCHER;
		3973	};
3704	};	3974	};
3705	}	3975	}
3706		3976
3707	register_command "reload" => sub {	3977	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3978	my ($who, $arg) = @_;
…		…
3722		3992
3723	our @WAIT_FOR_TICK;	3993	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	3994	our @WAIT_FOR_TICK_BEGIN;
3725		3995
3726	sub wait_for_tick {	3996	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	3997	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		3998
3729	my $signal = new Coro::Signal;	3999	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	4000	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	4001	$signal->wait;
3732	}	4002	}
3733		4003
3734	sub wait_for_tick_begin {	4004	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4005	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		4006
3737	my $signal = new Coro::Signal;	4007	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	4008	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	4009	$signal->wait;
3740	}	4010	}
…		…
3746	return;	4016	return;
3747	}	4017	}
3748		4018
3749	cf::server_tick; # one server iteration	4019	cf::server_tick; # one server iteration
3750		4020
		4021	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4022
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4023	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4024	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	4025	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	4026	$Coro::current->{desc} = "runtime saver";
3755	write_runtime_sync	4027	write_runtime_sync
3756	or warn "ERROR: unable to write runtime file: $!";	4028	or error "ERROR: unable to write runtime file: $!";
3757	};	4029	};
3758	}	4030	}
3759		4031
3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4032	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3761	$sig->send;	4033	$sig->send;
…		…
3769		4041
3770	if (0) {	4042	if (0) {
3771	if ($NEXT_TICK) {	4043	if ($NEXT_TICK) {
3772	my $jitter = $TICK_START - $NEXT_TICK;	4044	my $jitter = $TICK_START - $NEXT_TICK;
3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4045	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774	warn "jitter $JITTER\n";#d#	4046	debug "jitter $JITTER\n";#d#
3775	}	4047	}
3776	}	4048	}
3777	}	4049	}
3778		4050
3779	{	4051	{
3780	# configure BDB	4052	# configure BDB
3781		4053
3782	BDB::min_parallel 8;	4054	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4055	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4056	$AnyEvent::BDB::WATCHER->priority (1);
3785		4057
3786	unless ($DB_ENV) {	4058	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4059	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4060	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4061	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4062	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4063	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4064	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4065
3793	cf::sync_job {	4066	cf::sync_job {
3794	eval {	4067	eval {
…		…
3820	{	4093	{
3821	# configure IO::AIO	4094	# configure IO::AIO
3822		4095
3823	IO::AIO::min_parallel 8;	4096	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4097	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4098	undef $AnyEvent::AIO::WATCHER;
3826	}	4099	}
3827		4100
3828	my $_log_backtrace;	4101	my $_log_backtrace;
3829		4102
3830	sub _log_backtrace {	4103	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4106	$msg =~ s/\n//;
3834		4107
3835	# limit the # of concurrent backtraces	4108	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4109	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4110	++$_log_backtrace;
		4111	my $perl_bt = Carp::longmess $msg;
3838	async {	4112	async {
3839	$Coro::current->{desc} = "abt $msg";	4113	$Coro::current->{desc} = "abt $msg";
3840		4114
3841	my @bt = fork_call {	4115	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4116	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4127	}
3854		4128
3855	@funcs	4129	@funcs
3856	};	4130	};
3857		4131
3858	LOG llevInfo, "[ABT] $msg\n";	4132	LOG llevInfo, "[ABT] $perl_bt\n";
		4133	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4134	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4135	--$_log_backtrace;
3861	};	4136	};
3862	} else {	4137	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4138	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4139	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4140	}
3866	}	4141	}
3867		4142
3868	# load additional modules	4143	# load additional modules
3869	use cf::pod;	4144	require "cf/$_.pm" for @EXTRA_MODULES;
		4145	cf::_connect_to_perl_2;
3870		4146
3871	END { cf::emergency_save }	4147	END { cf::emergency_save }
3872		4148
3873	1	4149	1
3874		4150

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