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Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC vs.
Revision 1.543 by root, Wed May 5 23:23:29 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
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 incloader);
		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 $pkg; use common::sense;\n"
1337	. "#line 1 \"$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},
…		…
1812		1848
1813	sub register {	1849	sub register {
1814	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	1851	my $pkg = caller;
1816		1852
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		1854
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1856	}
1822		1857
1823	# also paths starting with '/'	1858	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1860
1826	sub thawer_merge {	1861	sub thawer_merge {
1827	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1828		1863
1829	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1834	}	1869	}
1835		1870
1836	sub normalise {	1871	sub normalise {
1837	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1838		1873
1839	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1840		1875
1841	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1842		1877
1843	# map plan:	1878	# map plan:
1844	#	1879	#
…		…
1883	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1884	return $self;	1919	return $self;
1885	}	1920	}
1886	}	1921	}
1887		1922
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	1924	()
1890	}	1925	}
1891		1926
1892	sub init {	1927	sub init {
1893	my ($self) = @_;	1928	my ($self) = @_;
…		…
1925	sub uniq_path {	1960	sub uniq_path {
1926	my ($self) = @_;	1961	my ($self) = @_;
1927		1962
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1930	}
1931
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 $_->outdoor, values %cf::MAP;
1939	}	1965	}
1940		1966
1941	sub decay_objects {	1967	sub decay_objects {
1942	my ($self) = @_;	1968	my ($self) = @_;
1943		1969
…		…
2025		2051
2026	sub find;	2052	sub find;
2027	sub find {	2053	sub find {
2028	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
2029		2055
		2056	cf::cede_to_tick;
		2057
2030	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
2031		2059
2032	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2062
2035	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
2040	or return;	2065	or return;
2041		2066
2042	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
2043		2068
…		…
2055		2080
2056	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
2057	}	2082	}
2058	}	2083	}
2059		2084
2060	sub pre_load { }	2085	sub pre_load { }
2061	sub post_load { }	2086	#sub post_load { } # XS
2062		2087
2063	sub load {	2088	sub load {
2064	my ($self) = @_;	2089	my ($self) = @_;
2065		2090
2066	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2109	$f->skip_block;
2085	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
2086	or return;	2111	or return;
2087		2112
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
2089	if delete $self->{load_original};	2114	if delete $self->{load_original};
2090		2115
2091	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2117	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2137	$self->decay_objects;
2113	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
2114	$self->update_buttons;	2139	$self->update_buttons;
2115	cf::cede_to_tick;	2140	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2141	$self->activate;
2119	}	2142	}
2120		2143
2121	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2148	}
2126		2149
2127	$self->post_load;	2150	$self->post_load;
2128	}	2151	}
2129		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2156	sub customise_for {
2131	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
2132		2158
2133	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2160	if $self->per_player;
…		…
2150	or next;	2176	or next;
2151	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
2152	or next;	2178	or next;
2153	$neigh->load;	2179	$neigh->load;
2154		2180
		2181	# now find the diagonal neighbours
2155	push @neigh,	2182	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2185	}
2159		2186
…		…
2166	}	2193	}
2167		2194
2168	sub find_sync {	2195	sub find_sync {
2169	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
2170		2197
2171	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
2172	}	2202	}
2173		2203
2174	sub do_load_sync {	2204	sub do_load_sync {
2175	my ($map) = @_;	2205	my ($map) = @_;
2176		2206
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2179		2209
2180	cf::sync_job { $map->load };	2210	$map->load;
2181	}	2211	}
2182		2212
2183	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2185		2215
…		…
2211	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2212		2242
2213	()	2243	()
2214	}	2244	}
2215		2245
		2246	# common code, used by both ->save and ->swapout
2216	sub save {	2247	sub _save {
2217	my ($self) = @_;	2248	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2249
2221	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2222		2251
2223	return unless $self->dirty;	2252	return unless $self->dirty;
2224		2253
…		…
2244	} else {	2273	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2275	}
2247	}	2276	}
2248		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2249	sub swap_out {	2286	sub swap_out {
2250	my ($self) = @_;	2287	my ($self) = @_;
2251		2288
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2290
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2291	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2292	return if $self->{deny_save};
		2293	return if $self->players;
2260		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2262		2345
2263	$self->deactivate;	2346	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2348	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($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		2349
2311	$self->unlink_save;	2350	$self->unlink_save;
2312	$self->destroy;	2351	$self->destroy;
2313	}	2352	}
2314		2353
…		…
2322		2361
2323	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2324		2363
2325	$self->unlink_save;	2364	$self->unlink_save;
2326		2365
2327	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2371
…		…
2389	: normalise $_	2428	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2430	]
2392	}	2431	}
2393		2432
		2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
		2464
2394	=back	2465	=back
2395		2466
2396	=head3 cf::object	2467	=head3 cf::object
2397		2468
2398	=cut	2469	=cut
…		…
2463		2534
2464	our $SAY_CHANNEL = {	2535	our $SAY_CHANNEL = {
2465	id => "say",	2536	id => "say",
2466	title => "Map",	2537	title => "Map",
2467	reply => "say ",	2538	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2540	};
2470		2541
2471	our $CHAT_CHANNEL = {	2542	our $CHAT_CHANNEL = {
2472	id => "chat",	2543	id => "chat",
2473	title => "Chat",	2544	title => "Chat",
…		…
2528		2599
2529	=item $player_object->enter_link	2600	=item $player_object->enter_link
2530		2601
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2603
2533	The player should be reasonably safe there for short amounts of time. You	2604	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.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2535		2608
2536	Will never block.	2609	Will never block.
2537		2610
2538	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2539		2612
…		…
2559	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2633	my ($self) = @_;
2561		2634
2562	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2563		2636
		2637	++$self->{_link_recursion};
		2638
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2640
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2568		2643
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2645	}
2571		2646
2572	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2574		2649
…		…
2591	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2593		2668
2594	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2597		2672
2598	$map->load;	2673	$map->load;
2599	$map->load_neighbours;	2674	$map->load_neighbours;
2600		2675
2601	return unless $self->contr->active;	2676	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2677
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2606	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2607		2685
		2686	}
		2687
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2689
2610	Moves the player to the given map-path and coordinates by first freezing	2690	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	2691	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	2692	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	2693	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2694	be called at the end of this process.
2615		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2616	=cut	2699	=cut
2617		2700
2618	our $GOTOGEN;	2701	our $GOTOGEN;
2619		2702
2620	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
2622		2711
2623	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2714
2626	$self->enter_link;	2715	$self->enter_link;
…		…
2650	my $map = eval {	2739	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2740	my $map = defined $path ? cf::map::find $path : undef;
2652		2741
2653	if ($map) {	2742	if ($map) {
2654	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2745	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2747	}
2659		2748
2660	$map	2749	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2671	}	2760	}
2672		2761
2673	$done->() if $done;	2762	$done->($self) if $done;
2674	})->prio (1);	2763	})->prio (1);
2675	}	2764	}
2676		2765
2677	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2678		2767
…		…
2698	}	2787	}
2699		2788
2700	sub prepare_random_map {	2789	sub prepare_random_map {
2701	my ($exit) = @_;	2790	my ($exit) = @_;
2702		2791
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2794	# that depends on the exit object
2708		2795
2709	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2798	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2716	}	2805	}
2717		2806
2718	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2719		2808
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2815	undef $fh;
2727	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2728		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2731	}	2824	}
2732	}	2825	}
2733		2826
2734	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2736		2829
2737	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2738		2831
2739	if ($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;	2832	$self->enter_link;
2751		2833
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 {	2834	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2835	$Coro::current->{desc} = "enter_exit";
2758		2836
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2761	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2762		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2763	1;	2858	1
2764	}) {	2859	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2864
2770	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2771	$self->leave_link;	2866	$self->leave_link;
2772	}	2867	}
2773	})->prio (1);	2868	})->prio (1);
2774	}	2869	}
2775		2870
…		…
2787	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2789		2884
2790	utf8::encode $text;	2885	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2792	}	2912	}
2793		2913
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2915
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2920
2801	=cut	2921	=cut
2802		2922
2803	# non-persistent channels (usually the info channel)	2923	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2805	"c/identify" => {	2931	"c/identify" => {
2806	id => "infobox",	2932	id => "infobox",
2807	title => "Identify",	2933	title => "Identify",
2808	reply => undef,	2934	reply => undef,
2809	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2937	"c/examine" => {
2812	id => "infobox",	2938	id => "infobox",
2813	title => "Examine",	2939	title => "Examine",
2814	reply => undef,	2940	reply => undef,
2815	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
		2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2948	},
2817	"c/book" => {	2949	"c/book" => {
2818	id => "infobox",	2950	id => "infobox",
2819	title => "Book",	2951	title => "Book",
2820	reply => undef,	2952	reply => undef,
…		…
2836	id => "infobox",	2968	id => "infobox",
2837	title => "Body Parts",	2969	title => "Body Parts",
2838	reply => undef,	2970	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2971	tooltip => "Shows which body parts you posess and are available",
2840	},	2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
2841	"c/uptime" => {	3009	"c/uptime" => {
2842	id => "infobox",	3010	id => "infobox",
2843	title => "Uptime",	3011	title => "Uptime",
2844	reply => undef,	3012	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	3013	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	3022	id => "party",
2855	title => "Party",	3023	title => "Party",
2856	reply => "gsay ",	3024	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	3025	tooltip => "Messages and chat related to your party",
2858	},	3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2859	);	3035	);
2860		3036
2861	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3039
2864	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2865		3042
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3044
2868	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3046	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3047	$channel = $CHANNEL{$channel};
2871		3048
2872	$self->ext_msg (channel_info => $channel)	3049	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3050	$channel = $channel->{id};
2876		3051
2877	} elsif (ref $channel) {	3052	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3057	}
2884		3058
2885	$channel = $channel->{id};	3059	$channel = $channel->{id};
2886	}	3060	}
2887		3061
2888	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2889		3063
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3064	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2894		3067
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3071	);
2898	if ($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		3072
2909	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($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	}	3074	}
2923		3075
2924	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2925		3077
2926	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2929		3081
2930	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2932		3084
2933	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3090	}
2939	}	3091	}
2940		3092
2941	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2942		3094
…		…
2946		3098
2947	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2949		3101
2950	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3105	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3108	}
2957	}	3109	}
2958		3110
2959	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2960		3112
…		…
3031		3183
3032	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
3033	if $reply;	3185	if $reply;
3034		3186
3035	} else {	3187	} else {
3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3037	}	3189	}
3038		3190
3039	cf::override;	3191	cf::override;
3040	},	3192	},
3041	);	3193	);
…		…
3061		3213
3062	$coro	3214	$coro
3063	}	3215	}
3064		3216
3065	cf::client->attach (	3217	cf::client->attach (
3066	on_destroy => sub {	3218	on_client_destroy => sub {
3067	my ($ns) = @_;	3219	my ($ns) = @_;
3068		3220
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3222	},
3071	);	3223	);
…		…
3087	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
3088		3240
3089	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
3090		3242
3091	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
3094	sort time	3246	sort time
3095	));	3247	));
3096		3248
3097	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
3102		3254
3103	cf::object	3255	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3256	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3257	insert remove name archname title slaying race decrease split
		3258	value
3106		3259
3107	cf::object::player	3260	cf::object::player
3108	player	3261	player
3109		3262
3110	cf::player	3263	cf::player
…		…
3115		3268
3116	=cut	3269	=cut
3117		3270
3118	for (	3271	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3274	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
3125	) {	3278	) {
3126	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3129	for @funs;	3281	for @funs;
3130	}	3282	}
3131		3283
…		…
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) 2005-2010 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::incloader::init ();
		3615
		3616	cf::init_experience;
		3617	cf::init_anim;
		3618	cf::init_attackmess;
		3619	cf::init_dynamic;
		3620
		3621	cf::load_settings;
		3622	cf::load_materials;
		3623
		3624	reload_resources;
3428	reload_config;	3625	reload_config;
3429	db_init;	3626	db_init;
		3627
		3628	cf::init_uuid;
		3629	cf::init_signals;
		3630	cf::init_skills;
		3631
		3632	cf::init_beforeplay;
		3633
		3634	atomic;
		3635
3430	load_extensions;	3636	load_extensions;
3431		3637
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3638	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3639
		3640	# no (long-running) fork's whatsoever before this point(!)
		3641	use POSIX ();
		3642	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3643
		3644	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3645	};
3435		3646
3436	EV::loop;	3647	cf::object::thawer::errors_are_fatal 0;
		3648	info "parse errors in files are no longer fatal from this point on.\n";
		3649
		3650	my $free_main; $free_main = EV::idle sub {
		3651	undef $free_main;
		3652	undef &main; # free gobs of memory :)
		3653	};
		3654
		3655	goto &main_loop;
3437	}	3656	}
3438		3657
3439	#############################################################################	3658	#############################################################################
3440	# initialisation and cleanup	3659	# initialisation and cleanup
3441		3660
3442	# install some emergency cleanup handlers	3661	# install some emergency cleanup handlers
3443	BEGIN {	3662	BEGIN {
3444	our %SIGWATCHER = ();	3663	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3664	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3665	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3666	cf::cleanup "SIG$signal";
3448	};	3667	};
3449	}	3668	}
3450	}	3669	}
3451		3670
3452	sub write_runtime_sync {	3671	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3672	my $t0 = AE::time;
3454		3673
3455	# first touch the runtime file to show we are still running:	3674	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3675	# the fsync below can take a very very long time.
3457		3676
3458	IO::AIO::aio_utime $runtime, undef, undef;	3677	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3678
3460	my $guard = cf::lock_acquire "write_runtime";	3679	my $guard = cf::lock_acquire "write_runtime";
3461		3680
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3682	or return;
3464		3683
3465	my $value = $cf::RUNTIME + 90 + 10;	3684	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3685	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3686	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3696	aio_utime $fh, undef, undef;
3478		3697
3479	close $fh	3698	close $fh
3480	or return;	3699	or return;
3481		3700
3482	aio_rename "$runtime~", $runtime	3701	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3702	and return;
3484		3703
3485	warn "runtime file written.\n";	3704	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3705
3487	1	3706	1
3488	}	3707	}
3489		3708
3490	our $uuid_lock;	3709	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3718	my $uuid = "$LOCALDIR/uuid";
3500		3719
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3720	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3721	or return;
3503		3722
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3723	my $value = uuid_seq uuid_cur;
		3724
		3725	unless ($value) {
		3726	info "cowardly refusing to write zero uuid value!\n";
		3727	return;
		3728	}
		3729
		3730	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3731	$uuid_skip = 0;
3506		3732
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3733	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3734	and return;
3509		3735
…		…
3515	or return;	3741	or return;
3516		3742
3517	aio_rename "$uuid~", $uuid	3743	aio_rename "$uuid~", $uuid
3518	and return;	3744	and return;
3519		3745
3520	warn "uuid file written ($value).\n";	3746	trace "uuid file written ($value).\n";
3521		3747
3522	1	3748	1
3523		3749
3524	}	3750	}
3525		3751
…		…
3531	}	3757	}
3532		3758
3533	sub emergency_save() {	3759	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3760	my $freeze_guard = cf::freeze_mainloop;
3535		3761
3536	warn "enter emergency perl save\n";	3762	info "emergency_perl_save: enter\n";
		3763
		3764	# this is a trade-off: we want to be very quick here, so
		3765	# save all maps without fsync, and later call a global sync
		3766	# (which in turn might be very very slow)
		3767	local $USE_FSYNC = 0;
3537		3768
3538	cf::sync_job {	3769	cf::sync_job {
		3770	cf::write_runtime_sync; # external watchdog should not bark
		3771
3539	# use a peculiar iteration method to avoid tripping on perl	3772	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3773	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3774	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3775	info "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3776	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3777	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3778	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3779	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3780	$pl->save;
3548	}	3781	}
3549	warn "end emergency player save\n";	3782	info "emergency_perl_save: end player save\n";
3550		3783
3551	warn "begin emergency map save\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3787	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3788	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3789	$map->valid or next;
3555	$map->save;	3790	$map->save;
3556	}	3791	}
3557	warn "end emergency map save\n";	3792	info "emergency_perl_save: end map save\n";
3558		3793
3559	warn "begin emergency database checkpoint\n";	3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	info "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3797	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3798	info "emergency_perl_save: end database checkpoint\n";
3562		3799
3563	warn "begin write uuid\n";	3800	info "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3801	write_uuid_sync 1;
3565	warn "end write uuid\n";	3802	info "emergency_perl_save: end write uuid\n";
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: syncing database to disk";
		3807	BDB::db_env_txn_checkpoint $DB_ENV;
		3808
		3809	info "emergency_perl_save: starting sync\n";
		3810	IO::AIO::aio_sync sub {
		3811	info "emergency_perl_save: finished sync\n";
		3812	};
		3813
		3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	trace "emergency_perl_save: flushing outstanding aio requests";
		3817	while (IO::AIO::nreqs || BDB::nreqs) {
		3818	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3819	}
		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
3566	};	3822	};
3567		3823
3568	warn "leave emergency perl save\n";	3824	info "emergency_perl_save: leave\n";
3569	}	3825	}
3570		3826
3571	sub post_cleanup {	3827	sub post_cleanup {
3572	my ($make_core) = @_;	3828	my ($make_core) = @_;
3573		3829
		3830	IO::AIO::flush;
		3831
3574	warn Carp::longmess "post_cleanup backtrace"	3832	error Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3833	if $make_core;
		3834
		3835	my $fh = pidfile;
		3836	unlink $PIDFILE if <$fh> == $$;
		3837	}
		3838
		3839	# a safer delete_package, copied from Symbol
		3840	sub clear_package($) {
		3841	my $pkg = shift;
		3842
		3843	# expand to full symbol table name if needed
		3844	unless ($pkg =~ /^main::.*::$/) {
		3845	$pkg = "main$pkg" if $pkg =~ /^::/;
		3846	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3847	$pkg .= '::' unless $pkg =~ /::$/;
		3848	}
		3849
		3850	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3851	my $stem_symtab = *{$stem}{HASH};
		3852
		3853	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3854	or return;
		3855
		3856	# clear all symbols
		3857	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3858	for my $name (keys %$leaf_symtab) {
		3859	_gv_clear *{"$pkg$name"};
		3860	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3861	}
3576	}	3862	}
3577		3863
3578	sub do_reload_perl() {	3864	sub do_reload_perl() {
3579	# can/must only be called in main	3865	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3866	unless (in_main) {
3581	warn "can only reload from main coroutine";	3867	error "can only reload from main coroutine";
3582	return;	3868	return;
3583	}	3869	}
3584		3870
		3871	return if $RELOAD++;
		3872
		3873	my $t1 = AE::time;
		3874
		3875	while ($RELOAD) {
		3876	cf::get_slot 0.1, -1, "reload_perl";
3585	warn "reloading...";	3877	info "reloading...";
3586		3878
3587	warn "entering sync_job";	3879	trace "entering sync_job";
3588		3880
3589	cf::sync_job {	3881	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3882	#cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark
3593		3883
3594	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;
3596
3597	# if anything goes wrong in here, we should simply crash as we already saved
3598
3599	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;
3605	warn "iterate...";
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";	3884	trace "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;	3885	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();	3886	%EXT_CORO = ();
3613		3887
3614	warn "removing commands";	3888	trace "removing commands";
3615	%COMMAND = ();	3889	%COMMAND = ();
3616		3890
3617	warn "removing ext/exti commands";	3891	trace "removing ext/exti commands";
3618	%EXTCMD = ();	3892	%EXTCMD = ();
3619	%EXTICMD = ();	3893	%EXTICMD = ();
3620		3894
3621	warn "unloading/nuking all extensions";	3895	trace "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {	3896	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";	3897	trace "... unloading $pkg";
3624		3898
3625	if (my $cb = $pkg->can ("unload")) {	3899	if (my $cb = $pkg->can ("unload")) {
3626	eval {	3900	eval {
3627	$cb->($pkg);	3901	$cb->($pkg);
3628	1	3902	1
3629	} or warn "$pkg unloaded, but with errors: $@";	3903	} or error "$pkg unloaded, but with errors: $@";
		3904	}
		3905
		3906	trace "... clearing $pkg";
		3907	clear_package $pkg;
3630	}	3908	}
3631		3909
3632	warn "... nuking $pkg";
3633	Symbol::delete_package $pkg;
3634	}
3635
3636	warn "unloading all perl modules loaded from $LIBDIR";	3910	trace "unloading all perl modules loaded from $LIBDIR";
3637	while (my ($k, $v) = each %INC) {	3911	while (my ($k, $v) = each %INC) {
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3912	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3913
3640	warn "... unloading $k";	3914	trace "... unloading $k";
3641	delete $INC{$k};	3915	delete $INC{$k};
3642		3916
3643	$k =~ s/\.pm$//;	3917	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;	3918	$k =~ s/\//::/g;
3645		3919
3646	if (my $cb = $k->can ("unload_module")) {	3920	if (my $cb = $k->can ("unload_module")) {
3647	$cb->();	3921	$cb->();
		3922	}
		3923
		3924	clear_package $k;
3648	}	3925	}
3649		3926
3650	Symbol::delete_package $k;
3651	}
3652
3653	warn "getting rid of safe::, as good as possible";	3927	trace "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3928	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3929	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3930
3657	warn "unloading cf.pm \"a bit\"";	3931	trace "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3932	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3933	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3934
3661	# don't, removes xs symbols, too,	3935	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3936	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3937	#clear_package __PACKAGE__;
3664		3938
3665	warn "unload completed, starting to reload now";	3939	info "unload completed, starting to reload now";
3666		3940
3667	warn "reloading cf.pm";	3941	trace "reloading cf.pm";
3668	require cf;	3942	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3943	cf::_connect_to_perl_1;
3670		3944
3671	warn "loading config and database again";	3945	trace "loading config and database again";
3672	cf::reload_config;	3946	cf::reload_config;
3673		3947
3674	warn "loading extensions";	3948	trace "loading extensions";
3675	cf::load_extensions;	3949	cf::load_extensions;
3676		3950
		3951	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3952	trace "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3953	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3954	trace "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3955	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3956	trace "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3957	reattach $_ for values %PLAYER;
		3958	}
3683		3959
		3960	trace "running post_init jobs";
		3961	(pop @POST_INIT)->(1) while @POST_INIT;
		3962
3684	warn "leaving sync_job";	3963	trace "leaving sync_job";
3685		3964
3686	1	3965	1
3687	} or do {	3966	} or do {
3688	warn $@;	3967	error $@;
3689	cf::cleanup "error while reloading, exiting.";	3968	cf::cleanup "error while reloading, exiting.";
		3969	};
		3970
		3971	info "reloaded";
		3972	--$RELOAD;
3690	};	3973	}
3691		3974
3692	warn "reloaded";	3975	$t1 = AE::time - $t1;
		3976	info "reload completed in ${t1}s\n";
3693	};	3977	};
3694		3978
3695	our $RELOAD_WATCHER; # used only during reload	3979	our $RELOAD_WATCHER; # used only during reload
3696		3980
3697	sub reload_perl() {	3981	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3982	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3983	# coro crashes during coro_state_free->destroy here.
3700		3984
		3985	$RELOAD_WATCHER ||= cf::async {
		3986	Coro::AIO::aio_wait cache_extensions;
		3987
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3988	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3989	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3990	undef $RELOAD_WATCHER;
		3991	};
3704	};	3992	};
3705	}	3993	}
3706		3994
3707	register_command "reload" => sub {	3995	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3996	my ($who, $arg) = @_;
…		…
3714	reload_perl;	4002	reload_perl;
3715	};	4003	};
3716	}	4004	}
3717	};	4005	};
3718		4006
3719	unshift @INC, $LIBDIR;	4007	#############################################################################
3720		4008
3721	my $bug_warning = 0;	4009	my $bug_warning = 0;
3722		4010
3723	our @WAIT_FOR_TICK;	4011	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	4012	our @WAIT_FOR_TICK_BEGIN;
3725		4013
3726	sub wait_for_tick {	4014	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	4015	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		4016
3729	my $signal = new Coro::Signal;	4017	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	4018	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	4019	$signal->wait;
3732	}	4020	}
3733		4021
3734	sub wait_for_tick_begin {	4022	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4023	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		4024
3737	my $signal = new Coro::Signal;	4025	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	4026	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	4027	$signal->wait;
3740	}	4028	}
…		…
3746	return;	4034	return;
3747	}	4035	}
3748		4036
3749	cf::server_tick; # one server iteration	4037	cf::server_tick; # one server iteration
3750		4038
		4039	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4040
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4041	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4042	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	4043	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	4044	$Coro::current->{desc} = "runtime saver";
3755	write_runtime_sync	4045	write_runtime_sync
3756	or warn "ERROR: unable to write runtime file: $!";	4046	or error "ERROR: unable to write runtime file: $!";
3757	};	4047	};
3758	}	4048	}
3759		4049
3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4050	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3761	$sig->send;	4051	$sig->send;
…		…
3769		4059
3770	if (0) {	4060	if (0) {
3771	if ($NEXT_TICK) {	4061	if ($NEXT_TICK) {
3772	my $jitter = $TICK_START - $NEXT_TICK;	4062	my $jitter = $TICK_START - $NEXT_TICK;
3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4063	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774	warn "jitter $JITTER\n";#d#	4064	debug "jitter $JITTER\n";#d#
3775	}	4065	}
3776	}	4066	}
3777	}	4067	}
3778		4068
3779	{	4069	{
3780	# configure BDB	4070	# configure BDB
3781		4071
3782	BDB::min_parallel 8;	4072	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4073	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4074	$AnyEvent::BDB::WATCHER->priority (1);
3785		4075
3786	unless ($DB_ENV) {	4076	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4077	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4078	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4079	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4080	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4081	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4082	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4083
3793	cf::sync_job {	4084	cf::sync_job {
3794	eval {	4085	eval {
…		…
3820	{	4111	{
3821	# configure IO::AIO	4112	# configure IO::AIO
3822		4113
3823	IO::AIO::min_parallel 8;	4114	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4115	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4116	undef $AnyEvent::AIO::WATCHER;
3826	}	4117	}
3827		4118
3828	my $_log_backtrace;	4119	my $_log_backtrace;
3829		4120
3830	sub _log_backtrace {	4121	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4124	$msg =~ s/\n//;
3834		4125
3835	# limit the # of concurrent backtraces	4126	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4127	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4128	++$_log_backtrace;
		4129	my $perl_bt = Carp::longmess $msg;
3838	async {	4130	async {
3839	$Coro::current->{desc} = "abt $msg";	4131	$Coro::current->{desc} = "abt $msg";
3840		4132
3841	my @bt = fork_call {	4133	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4134	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4145	}
3854		4146
3855	@funcs	4147	@funcs
3856	};	4148	};
3857		4149
3858	LOG llevInfo, "[ABT] $msg\n";	4150	LOG llevInfo, "[ABT] $perl_bt\n";
		4151	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4152	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4153	--$_log_backtrace;
3861	};	4154	};
3862	} else {	4155	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4156	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4157	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4158	}
3866	}	4159	}
3867		4160
3868	# load additional modules	4161	# load additional modules
3869	use cf::pod;	4162	require "cf/$_.pm" for @EXTRA_MODULES;
		4163	cf::_connect_to_perl_2;
3870		4164
3871	END { cf::emergency_save }	4165	END { cf::emergency_save }
3872		4166
3873	1	4167	1
3874		4168

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