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Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 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);
		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";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1359		1457
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1459	if exists $v->{meta}{mandatory};
1364		1460
1365	warn $msg;	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1462	delete $todo{$k};
		1463	} else {
		1464	$done{$k} = delete $todo{$k};
		1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1366	}	1470	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1471	}
1372		1472
1373	skip:	1473	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1376	}	1481	}
1377	};	1482	};
1378	}	1483	}
1379		1484
1380	#############################################################################	1485	#############################################################################
1381		1486
1382	=back	1487	=back
1383		1488
1384	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1385		1490
1386	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1387		1492
1388	=cut	1493	=cut
1389		1494
1390	package cf::player;	1495	package cf::player;
1391		1496
…		…
1434		1539
1435	sub exists($) {	1540	sub exists($) {
1436	my ($login) = @_;	1541	my ($login) = @_;
1437		1542
1438	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1440	}	1545	}
1441		1546
1442	sub find($) {	1547	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1549	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1465	}	1570	}
1466	}	1571	}
1467	}	1572	}
1468		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1469	sub save($) {	1587	sub save($) {
1470	my ($pl) = @_;	1588	my ($pl) = @_;
1471		1589
1472	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1473		1591
…		…
1478		1596
1479	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
1481		1599
1482	cf::get_slot 0.01;	1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1604
1484	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1606	cf::cede_to_tick;
1486	}	1607	}
1487		1608
…		…
1519	my ($pl) = @_;	1640	my ($pl) = @_;
1520		1641
1521	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1522		1643
1523	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1646
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1530		1652
1531	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1587	\@logins	1709	\@logins
1588	}	1710	}
1589		1711
1590	=item $player->maps	1712	=item $player->maps
1591		1713
		1714	=item cf::player::maps $login
		1715
1592	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1593	player. May block.	1717	player. May block.
1594		1718
1595	=cut	1719	=cut
1596		1720
…		…
1613	}	1737	}
1614		1738
1615	\@paths	1739	\@paths
1616	}	1740	}
1617		1741
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1743
1620	Expand crossfire pod fragments into protocol xml.	1744	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		1745
1711	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1712		1747
1713	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1714		1749
…		…
1746		1781
1747	=cut	1782	=cut
1748		1783
1749	sub find_by_path($) {	1784	sub find_by_path($) {
1750	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1751		1788
1752	my ($match, $specificity);	1789	my ($match, $specificity);
1753		1790
1754	for my $region (list) {	1791	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1825
1789	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1827	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1812		1849
1813	sub register {	1850	sub register {
1814	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	1852	my $pkg = caller;
1816		1853
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		1855
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1857	}
1822		1858
1823	# also paths starting with '/'	1859	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1861
1826	sub thawer_merge {	1862	sub thawer_merge {
1827	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1828		1864
1829	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1927		1963
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1930	}	1966	}
1931		1967
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1968	sub decay_objects {
1942	my ($self) = @_;	1969	my ($self) = @_;
1943		1970
1944	return if $self->{deny_reset};	1971	return if $self->{deny_reset};
1945		1972
…		…
2027	sub find {	2054	sub find {
2028	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
2029		2056
2030	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
2031		2058
2032	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2061
2035	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
2040	or return;	2064	or return;
2041		2065
2042	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
2043		2067
…		…
2045	or return;	2069	or return;
2046		2070
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
2050	undef $guard1;	2075	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2076	$map->reset;
2053	return find $path;	2077	return find $path;
2054	}	2078	}
2055		2079
2056	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
2057	}	2081	}
2058	}	2082	}
2059		2083
2060	sub pre_load { }	2084	sub pre_load { }
2061	sub post_load { }	2085	#sub post_load { } # XS
2062		2086
2063	sub load {	2087	sub load {
2064	my ($self) = @_;	2088	my ($self) = @_;
2065		2089
2066	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2108	$f->skip_block;
2085	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
2086	or return;	2110	or return;
2087		2111
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
2089	if delete $self->{load_original};	2113	if delete $self->{load_original};
2090		2114
2091	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2116	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2136	$self->decay_objects;
2113	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
2114	$self->update_buttons;	2138	$self->update_buttons;
2115	cf::cede_to_tick;	2139	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2140	$self->activate;
2119	}	2141	}
2120		2142
2121	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2147	}
2126		2148
2127	$self->post_load;	2149	$self->post_load;
2128	}	2150	}
2129		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2155	sub customise_for {
2131	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
2132		2157
2133	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2159	if $self->per_player;
…		…
2150	or next;	2175	or next;
2151	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2152	or next;	2177	or next;
2153	$neigh->load;	2178	$neigh->load;
2154		2179
		2180	# now find the diagonal neighbours
2155	push @neigh,	2181	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2184	}
2159		2185
…		…
2166	}	2192	}
2167		2193
2168	sub find_sync {	2194	sub find_sync {
2169	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2170		2196
2171	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
2172	}	2201	}
2173		2202
2174	sub do_load_sync {	2203	sub do_load_sync {
2175	my ($map) = @_;	2204	my ($map) = @_;
2176		2205
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2179		2208
2180	cf::sync_job { $map->load };	2209	$map->load;
2181	}	2210	}
2182		2211
2183	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2185		2214
…		…
2211	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2212		2241
2213	()	2242	()
2214	}	2243	}
2215		2244
		2245	# common code, used by both ->save and ->swapout
2216	sub save {	2246	sub _save {
2217	my ($self) = @_;	2247	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2248
2221	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2222		2250
2223	return unless $self->dirty;	2251	return unless $self->dirty;
2224		2252
…		…
2244	} else {	2272	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2274	}
2247	}	2275	}
2248		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2249	sub swap_out {	2285	sub swap_out {
2250	my ($self) = @_;	2286	my ($self) = @_;
2251		2287
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2289
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2290	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2291	return if $self->{deny_save};
		2292	return if $self->players;
2260		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2262		2344
2263	$self->deactivate;	2345	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2347	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2348
2311	$self->unlink_save;	2349	$self->unlink_save;
2312	$self->destroy;	2350	$self->destroy;
2313	}	2351	}
2314		2352
…		…
2322		2360
2323	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2324		2362
2325	$self->unlink_save;	2363	$self->unlink_save;
2326		2364
2327	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2370
…		…
2389	: normalise $_	2427	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2429	]
2392	}	2430	}
2393		2431
		2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
		2463
2394	=back	2464	=back
2395		2465
2396	=head3 cf::object	2466	=head3 cf::object
2397		2467
2398	=cut	2468	=cut
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2461		2531
2462	=cut	2532	=cut
2463		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
		2547
2464	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2549	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2565
2482	} else {	2566	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2569	}
2486	}	2570	}
2487	}	2571	}
2488		2572
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2514		2598
2515	=item $player_object->enter_link	2599	=item $player_object->enter_link
2516		2600
2517	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2518		2602
2519	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2520	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2521		2607
2522	Will never block.	2608	Will never block.
2523		2609
2524	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2525		2611
…		…
2545	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2632	my ($self) = @_;
2547		2633
2548	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2549		2635
		2636	++$self->{_link_recursion};
		2637
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2639
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2554		2642
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2644	}
2557		2645
2558	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2560		2648
…		…
2577	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2579		2667
2580	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2583		2671
2584	$map->load;	2672	$map->load;
2585	$map->load_neighbours;	2673	$map->load_neighbours;
2586		2674
2587	return unless $self->contr->active;	2675	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2676
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2592	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2593		2684
		2685	}
		2686
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2595		2688
2596	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2597	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2598	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2599	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2600	be called at the end of this process.	2693	be called at the end of this process.
2601		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2602	=cut	2698	=cut
2603		2699
2604	our $GOTOGEN;	2700	our $GOTOGEN;
2605		2701
2606	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2607	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
2608		2710
2609	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2611		2713
2612	$self->enter_link;	2714	$self->enter_link;
…		…
2636	my $map = eval {	2738	my $map = eval {
2637	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2638		2740
2639	if ($map) {	2741	if ($map) {
2640	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2641	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2642	} else {	2744	} else {
2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2644	}	2746	}
2645		2747
2646	$map	2748	$map
…		…
2654	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2655	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2656	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2657	}	2759	}
2658		2760
2659	$done->() if $done;	2761	$done->($self) if $done;
2660	})->prio (1);	2762	})->prio (1);
2661	}	2763	}
2662		2764
2663	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2664		2766
…		…
2684	}	2786	}
2685		2787
2686	sub prepare_random_map {	2788	sub prepare_random_map {
2687	my ($exit) = @_;	2789	my ($exit) = @_;
2688		2790
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2793	# that depends on the exit object
2694		2794
2695	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	2797	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2702	}	2804	}
2703		2805
2704	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2705		2807
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	2814	undef $fh;
2713	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2714		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2717	}	2823	}
2718	}	2824	}
2719		2825
2720	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2722		2828
2723	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2724		2830
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	2831	$self->enter_link;
2737		2832
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	2833	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2834	$Coro::current->{desc} = "enter_exit";
2744		2835
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2747	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2748		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2749	1;	2857	1
2750	}) {	2858	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2753	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2755		2863
2756	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2757	$self->leave_link;	2865	$self->leave_link;
2758	}	2866	}
2759	})->prio (1);	2867	})->prio (1);
2760	}	2868	}
2761		2869
…		…
2773	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2774	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2775		2883
2776	utf8::encode $text;	2884	utf8::encode $text;
2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2778	}	2911	}
2779		2912
2780	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2781		2914
2782	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2786		2919
2787	=cut	2920	=cut
2788		2921
2789	# non-persistent channels (usually the info channel)	2922	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2791	"c/identify" => {	2930	"c/identify" => {
2792	id => "infobox",	2931	id => "infobox",
2793	title => "Identify",	2932	title => "Identify",
2794	reply => undef,	2933	reply => undef,
2795	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	2936	"c/examine" => {
2798	id => "infobox",	2937	id => "infobox",
2799	title => "Examine",	2938	title => "Examine",
2800	reply => undef,	2939	reply => undef,
2801	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
2802	},	2947	},
2803	"c/book" => {	2948	"c/book" => {
2804	id => "infobox",	2949	id => "infobox",
2805	title => "Book",	2950	title => "Book",
2806	reply => undef,	2951	reply => undef,
…		…
2822	id => "infobox",	2967	id => "infobox",
2823	title => "Body Parts",	2968	title => "Body Parts",
2824	reply => undef,	2969	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	2970	tooltip => "Shows which body parts you posess and are available",
2826	},	2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
2827	"c/uptime" => {	3008	"c/uptime" => {
2828	id => "infobox",	3009	id => "infobox",
2829	title => "Uptime",	3010	title => "Uptime",
2830	reply => undef,	3011	reply => undef,
2831	tooltip => "How long the server has been running since last restart",	3012	tooltip => "How long the server has been running since last restart",
…		…
2840	id => "party",	3021	id => "party",
2841	title => "Party",	3022	title => "Party",
2842	reply => "gsay ",	3023	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	3024	tooltip => "Messages and chat related to your party",
2844	},	3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2845	);	3034	);
2846		3035
2847	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2849		3038
2850	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2851		3041
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		3043
2854	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2857		3047
2858	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	3049	$channel = $channel->{id};
2862		3050
2863	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	3056	}
2870		3057
2871	$channel = $channel->{id};	3058	$channel = $channel->{id};
2872	}	3059	}
2873		3060
2874	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2875		3062
2876	if ($self->can_msg) {
2877	# default colour, mask it out	3063	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2880		3066
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	3070	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		3071
2895	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2896
2897	utf8::encode $msg;
2898
2899	if (0 && $msg =~ /\[/) {
2900	# COMMAND/INFO
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}
2908	}	3073	}
2909		3074
2910	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2911		3076
2912	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2915		3080
2916	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2917	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2918		3083
2919	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2921	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2922	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2924	}	3089	}
2925	}	3090	}
2926		3091
2927	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2928		3093
…		…
2932		3097
2933	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2934	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2935		3100
2936	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2938	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2939	#TODO: version 1, remove	3104	#TODO: version 1, remove
2940	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2942	}	3107	}
2943	}	3108	}
2944		3109
2945	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2946		3111
…		…
3017		3182
3018	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
3019	if $reply;	3184	if $reply;
3020		3185
3021	} else {	3186	} else {
3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3023	}	3188	}
3024		3189
3025	cf::override;	3190	cf::override;
3026	},	3191	},
3027	);	3192	);
…		…
3047		3212
3048	$coro	3213	$coro
3049	}	3214	}
3050		3215
3051	cf::client->attach (	3216	cf::client->attach (
3052	on_destroy => sub {	3217	on_client_destroy => sub {
3053	my ($ns) = @_;	3218	my ($ns) = @_;
3054		3219
3055	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3056	},	3221	},
3057	);	3222	);
…		…
3073	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
3074		3239
3075	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
3076		3241
3077	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
3078	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
3079	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
3080	sort time	3245	sort time
3081	));	3246	));
3082		3247
3083	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
3087	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
3088		3253
3089	cf::object	3254	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3255	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3256	insert remove name archname title slaying race decrease split
		3257	value
3092		3258
3093	cf::object::player	3259	cf::object::player
3094	player	3260	player
3095		3261
3096	cf::player	3262	cf::player
…		…
3101		3267
3102	=cut	3268	=cut
3103		3269
3104	for (	3270	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3273	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
3111	) {	3277	) {
3112	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3115	for @funs;	3280	for @funs;
3116	}	3281	}
3117		3282
…		…
3132		3297
3133	my $qcode = $code;	3298	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
3136		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
3137	local $_;	3305	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;
3139		3306
3140	my $eval =	3307	my $eval =
3141	"do {\n"	3308	"do {\n"
3142	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3143	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
3144	. $code	3311	. $code
3145	. "\n}"	3312	. "\n}"
3146	;	3313	;
3147		3314
		3315	if ($CFG{safe_eval}) {
3148	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
3149	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3150	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
3151		3324
3152	if ($@) {	3325	if ($@) {
3153	warn "$@";	3326	warn "$@",
3154	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
3155	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
3156	}	3329	}
3157		3330
3158	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
3159	}	3332	}
3160		3333
…		…
3174	=cut	3347	=cut
3175		3348
3176	sub register_script_function {	3349	sub register_script_function {
3177	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
3178		3351
3179	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
3180	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
3181	}	3354	}
3182		3355
3183	=back	3356	=back
3184		3357
3185	=cut	3358	=cut
3186		3359
3187	#############################################################################	3360	#############################################################################
3188	# the server's init and main functions	3361	# the server's init and main functions
		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
3189		3405
3190	sub load_facedata($) {	3406	sub load_facedata($) {
3191	my ($path) = @_;	3407	my ($path) = @_;
3192		3408
3193	# HACK to clear player env face cache, we need some signal framework	3409	# HACK to clear player env face cache, we need some signal framework
3194	# for this (global event?)	3410	# for this (global event?)
3195	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3196		3412
3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3198		3414
3199	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3200		3416
3201	my $facedata;	3417	my $facedata;
3202	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
3203	or die "$path: $!";	3419	or die "$path: $!";
3204		3420
…		…
3206		3422
3207	$facedata->{version} == 2	3423	$facedata->{version} == 2
3208	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3209		3425
3210	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3211	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3212	type => FT_RSRC,	3429	type => FT_RSRC,
3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3214	};	3432	};
3215	cf::cede_to_tick;	3433	cf::cede_to_tick;
3216		3434
3217	{	3435	{
3218	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
…		…
3220	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222		3440
3223	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3224	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3227		3445
3228	cf::cede_to_tick;	3446	cf::cede_to_tick;
3229	}	3447	}
3230		3448
3231	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
…		…
3236		3454
3237	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3238	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3240	} else {	3458	} else {
3241	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3242	}	3460	}
3243		3461
3244	cf::cede_to_tick;	3462	cf::cede_to_tick;
3245	}	3463	}
3246	}	3464	}
…		…
3255		3473
3256	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3257	}	3475	}
3258		3476
3259	{	3477	{
3260	# TODO: for gcfclient pleasure, we should give resources
3261	# that gcfclient doesn't grok a >10000 face index.
3262	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3263		3479
3264	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
3265	if (defined $info->{type}) {	3481	if (defined $info->{type}) {
3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3267	my $data;
3268		3483
3269	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3270	# prepend meta info
3271
3272	my $meta = $enc->encode ({
3273	name => $name,
3274	%{ $info->{meta} || {} },
3275	});
3276
3277	$data = pack "(w/a*)*", $meta, $info->{data};
3278	} else {
3279	$data = $info->{data};
3280	}
3281
3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283	cf::face::set_type $idx, $info->{type};	3485	cf::face::set_type $idx, $info->{type};
3284	} else {	3486	} else {
3285	$RESOURCE{$name} = $info;	3487	$RESOURCE{$name} = $info; # unused
3286	}	3488	}
3287		3489
3288	cf::cede_to_tick;	3490	cf::cede_to_tick;
3289	}	3491	}
3290	}	3492	}
3291		3493
3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3293		3495
3294	1	3496	1
3295	}	3497	}
3296
3297	cf::global->attach (on_resource_update => sub {
3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3300
3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3302	my $sound = $soundconf->{compat}[$_]
3303	or next;
3304
3305	my $face = cf::face::find "sound/$sound->[1]";
3306	cf::sound::set $sound->[0] => $face;
3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3308	}
3309
3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
3311	my $face = cf::face::find "sound/$v";
3312	cf::sound::set $k => $face;
3313	}
3314	}
3315	});
3316		3498
3317	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
3318	my ($ns, $want) = @_;	3500	my ($ns, $want) = @_;
3319		3501
3320	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
…		…
3359	sub reload_treasures {	3541	sub reload_treasures {
3360	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3361	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3362	}	3544	}
3363		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3364	sub reload_resources {	3569	sub reload_resources {
3365	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3366		3571
3367	reload_facedata;	3572	reload_facedata;
		3573	reload_sound;
3368	reload_archetypes;	3574	reload_archetypes;
3369	reload_regions;	3575	reload_regions;
3370	reload_treasures;	3576	reload_treasures;
3371		3577
3372	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3373	}
3374
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}	3579	}
3380		3580
3381	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3383	or return;	3585	or return;
3384		3586
3385	local $/;	3587	local $/;
3386	*CFG = YAML::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3387		3589
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3389		3591
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3392		3594
3393	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3395	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3396	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3397	};	3599	};
3398	warn $@ if $@;	3600	warn $@ if $@;
3399	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3400	}	3632	}
3401		3633
3402	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3403	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3647	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3649	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3410	};	3651	};
3411		3652
3412	{	3653	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3414	reload_config;	3667	reload_config;
3415	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3416	load_extensions;	3678	load_extensions;
3417		3679
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3680	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
3420	}	3687	};
3421		3688
3422	EV::loop;	3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3423	}	3698	}
3424		3699
3425	#############################################################################	3700	#############################################################################
3426	# initialisation and cleanup	3701	# initialisation and cleanup
3427		3702
3428	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3429	BEGIN {	3704	BEGIN {
3430	our %SIGWATCHER = ();	3705	our %SIGWATCHER = ();
3431	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3433	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3434	};	3709	};
3435	}	3710	}
3436	}	3711	}
3437		3712
3438	sub write_runtime_sync {	3713	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3440		3715
3441	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3443		3718
3444	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		3720
3446	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3447		3722
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3449	or return;	3724	or return;
3450		3725
3451	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3464		3739
3465	close $fh	3740	close $fh
3466	or return;	3741	or return;
3467		3742
3468	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	3744	and return;
3470		3745
3471	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3472		3747
3473	1	3748	1
3474	}	3749	}
3475		3750
3476	our $uuid_lock;	3751	our $uuid_lock;
…		…
3485	my $uuid = "$LOCALDIR/uuid";	3760	my $uuid = "$LOCALDIR/uuid";
3486		3761
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	3763	or return;
3489		3764
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	3773	$uuid_skip = 0;
3492		3774
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	3776	and return;
3495		3777
…		…
3501	or return;	3783	or return;
3502		3784
3503	aio_rename "$uuid~", $uuid	3785	aio_rename "$uuid~", $uuid
3504	and return;	3786	and return;
3505		3787
3506	warn "uuid file written ($value).\n";	3788	trace "uuid file written ($value).\n";
3507		3789
3508	1	3790	1
3509		3791
3510	}	3792	}
3511		3793
…		…
3517	}	3799	}
3518		3800
3519	sub emergency_save() {	3801	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3521		3803
3522	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3523		3810
3524	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3525	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	3820	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	3822	$pl->save;
3534	}	3823	}
3535	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3536		3825
3537	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	3831	$map->valid or next;
3541	$map->save;	3832	$map->save;
3542	}	3833	}
3543	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3544		3835
3545	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
3548		3841
3549	warn "begin write uuid\n";	3842	info "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	3843	write_uuid_sync 1;
3551	warn "end write uuid\n";	3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3552	};	3864	};
3553		3865
3554	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3555	}	3867	}
3556		3868
3557	sub post_cleanup {	3869	sub post_cleanup {
3558	my ($make_core) = @_;	3870	my ($make_core) = @_;
3559		3871
		3872	IO::AIO::flush;
		3873
3560	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3562	}	3904	}
3563		3905
3564	sub do_reload_perl() {	3906	sub do_reload_perl() {
3565	# can/must only be called in main	3907	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3567	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3568	return;	3910	return;
3569	}	3911	}
3570		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3571	warn "reloading...";	3918	info "reloading...";
3572		3919
3573	warn "entering sync_job";	3920	trace "entering sync_job";
3574		3921
3575	cf::sync_job {	3922	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	3923	cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark
3579		3924
3580	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;
3582
3583	# if anything goes wrong in here, we should simply crash as we already saved
3584
3585	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;
3591	warn "iterate...";
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();	3927	%EXT_CORO = ();
3599		3928
3600	warn "removing commands";	3929	trace "removing commands";
3601	%COMMAND = ();	3930	%COMMAND = ();
3602		3931
3603	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3604	%EXTCMD = ();	3933	%EXTCMD = ();
3605	%EXTICMD = ();	3934	%EXTICMD = ();
3606		3935
3607	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3610		3939
3611	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3612	eval {	3941	eval {
3613	$cb->($pkg);	3942	$cb->($pkg);
3614	1	3943	1
3615	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3616	}	3949	}
3617		3950
3618	warn "... nuking $pkg";
3619	Symbol::delete_package $pkg;
3620	}
3621
3622	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3623	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		3954
3626	warn "... unloading $k";	3955	trace "... unloading $k";
3627	delete $INC{$k};	3956	delete $INC{$k};
3628		3957
3629	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3631		3960
3632	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3633	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3634	}	3966	}
3635		3967
3636	Symbol::delete_package $k;
3637	}
3638
3639	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		3971
3643	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		3975
3647	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3648	# and global variables created in xs	3977	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3650		3979
3651	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3652		3981
3653	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3654	require cf;	3983	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3656		3985
3657	warn "loading config and database again";	3986	trace "loading config and database again";
3658	cf::reload_config;	3987	cf::reload_config;
3659		3988
3660	warn "loading extensions";	3989	trace "loading extensions";
3661	cf::load_extensions;	3990	cf::load_extensions;
3662		3991
		3992	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3666	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3669		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3670	warn "leaving sync_job";	4004	trace "leaving sync_job";
3671		4005
3672	1	4006	1
3673	} or do {	4007	} or do {
3674	warn $@;	4008	error $@;
3675	cf::cleanup "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
		4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3676	};	4014	}
3677		4015
3678	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3679	};	4018	};
3680		4019
3681	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3682		4021
3683	sub reload_perl() {	4022	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3686		4025
		4026	$RELOAD_WATCHER ||= cf::async {
		4027	Coro::AIO::aio_wait cache_extensions;
		4028
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	4030	do_reload_perl;
3689	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
		4032	};
3690	};	4033	};
3691	}	4034	}
3692		4035
3693	register_command "reload" => sub {	4036	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
…		…
3700	reload_perl;	4043	reload_perl;
3701	};	4044	};
3702	}	4045	}
3703	};	4046	};
3704		4047
3705	unshift @INC, $LIBDIR;	4048	#############################################################################
3706		4049
3707	my $bug_warning = 0;	4050	my $bug_warning = 0;
3708		4051
3709	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3710	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3711		4054
3712	sub wait_for_tick {	4055	sub wait_for_tick {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3714		4057
3715	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3717	$signal->wait;	4060	$signal->wait;
3718	}	4061	}
3719		4062
3720	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3721	return if tick_inhibit || $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3722		4065
3723	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3724	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3725	$signal->wait;	4068	$signal->wait;
3726	}	4069	}
…		…
3732	return;	4075	return;
3733	}	4076	}
3734		4077
3735	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3736		4079
		4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4081
3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3739	Coro::async_pool {	4084	Coro::async_pool {
3740	$Coro::current->{desc} = "runtime saver";	4085	$Coro::current->{desc} = "runtime saver";
3741	write_runtime_sync	4086	write_runtime_sync
3742	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3743	};	4088	};
3744	}	4089	}
3745		4090
3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3747	$sig->send;	4092	$sig->send;
…		…
3755		4100
3756	if (0) {	4101	if (0) {
3757	if ($NEXT_TICK) {	4102	if ($NEXT_TICK) {
3758	my $jitter = $TICK_START - $NEXT_TICK;	4103	my $jitter = $TICK_START - $NEXT_TICK;
3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3760	warn "jitter $JITTER\n";#d#	4105	debug "jitter $JITTER\n";#d#
3761	}	4106	}
3762	}	4107	}
3763	}	4108	}
3764		4109
3765	{	4110	{
3766	# configure BDB	4111	# configure BDB
3767		4112
3768	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3769	BDB::max_poll_reqs $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	4115	$AnyEvent::BDB::WATCHER->priority (1);
3771		4116
3772	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		4124
3779	cf::sync_job {	4125	cf::sync_job {
3780	eval {	4126	eval {
…		…
3806	{	4152	{
3807	# configure IO::AIO	4153	# configure IO::AIO
3808		4154
3809	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	4157	undef $AnyEvent::AIO::WATCHER;
3812	}	4158	}
3813		4159
3814	my $_log_backtrace;	4160	my $_log_backtrace;
3815		4161
3816	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3819	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3820		4166
3821	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3823	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3824	async {	4171	async {
3825	$Coro::current->{desc} = "abt $msg";	4172	$Coro::current->{desc} = "abt $msg";
3826		4173
3827	my @bt = fork_call {	4174	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4186	}
3840		4187
3841	@funcs	4188	@funcs
3842	};	4189	};
3843		4190
3844	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4194	--$_log_backtrace;
3847	};	4195	};
3848	} else {	4196	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3851	}	4199	}
3852	}	4200	}
3853		4201
3854	# load additional modules	4202	# load additional modules
3855	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3856		4205
3857	END { cf::emergency_save }	4206	END { cf::emergency_save }
3858		4207
3859	1	4208	1
3860		4209

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