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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.397 by root, Mon Nov 19 15:47:14 2007 UTC vs.
Revision 1.531 by root, Wed Apr 28 21:07:41 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		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;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	127	our $DB_ENV;
87		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
88	our %CFG;	131	our %CFG;
89		132
90	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
92		136
93	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
96		140
97	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		143
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
103		153
104	binmode STDOUT;	154	binmode STDOUT;
105	binmode STDERR;	155	binmode STDERR;
106		156
107	# read virtual server time, if available	157	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
112	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
113		165
114	mkdir $_	166	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		168
117	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
118		170
119	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::"} };
120		187
121	#############################################################################	188	#############################################################################
122		189
123	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
124		191
…		…
171	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
172	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.
173		240
174	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
175		242
176	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
177	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
178	that call.	245	that call.
179		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
180	=back	253	=back
181		254
182	=cut	255	=cut
183		256
184	BEGIN {	257	$Coro::State::WARNHOOK = sub {
185	*CORE::GLOBAL::warn = sub {
186	my $msg = join "", @_;	258	my $msg = join "", @_;
187		259
188	$msg .= "\n"	260	$msg .= "\n"
189	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
190		262
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		264
193	LOG llevError, $msg;	265	LOG llevError, $msg;
194	};	266	};
195	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
196		281
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	292	for my $pkg (qw(
208	cf::global cf::attachable	293	cf::global cf::attachable
209	cf::object cf::object::player	294	cf::object cf::object::player
210	cf::client cf::player	295	cf::client cf::player
211	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
212	cf::map cf::party cf::region	298	cf::party cf::region
213	)) {	299	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	301	}
217		302
218	$EV::DIED = sub {	303	$EV::DIED = sub {
219	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
220	};	305	};
221		306
222	#############################################################################	307	#############################################################################
223		308
224	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	332	$d
248	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
249	}	334	}
250		335
251	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
252		337
253	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
254		339
255	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
256		341
257	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
258		343
259	=cut	344	=cut
260		345
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		347
263	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
265		364
266	=item cf::lock_wait $string	365	=item cf::lock_wait $string
267		366
268	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
269		368
270	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
271		370
272	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
275	returned.	374	returned.
276		375
277	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	377	deadlocked coro.
…		…
284		383
285	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
286		385
287	=cut	386	=cut
288		387
289	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		389
292	sub lock_wait($) {	390	sub lock_wait($) {
293	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	392	}
306		393
307	sub lock_acquire($) {	394	sub lock_acquire($) {
308	my ($key) = @_;	395	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	396	}
322		397
323	sub lock_active($) {	398	sub lock_active($) {
324	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	400	}
328		401
329	sub freeze_mainloop {	402	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
331		404
332	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	406	}
338		407
339	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
340		409
341	Like EV::periodic, but randomly selects a starting point so that the actions	410	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	411	get spread over time.
343		412
344	=cut	413	=cut
345		414
346	sub periodic($$) {	415	sub periodic($$) {
347	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
364		433
365	=cut	434	=cut
366		435
367	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
369		439
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
373		443
374	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
375		446
376	while () {	447	while () {
377	next_job:	448	next_job:
		449
378	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	451
380	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	456	$job->[2]->send;
384	Coro::cede;	457	Coro::cede;
385	goto next_job;	458	goto next_job;
386	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	461	}
388	}	462	}
389		463
390	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
392	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
393	$signal->wait;	467	$signal->wait;
394	} else {	468	} else {
		469	$busy = 0;
395	Coro::schedule;	470	Coro::schedule;
396	}	471	}
397	}	472	}
398	};	473	};
399		474
400	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
401	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
402		479
403	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
404	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
405		483
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
435		513
436	sub sync_job(&) {	514	sub sync_job(&) {
437	my ($job) = @_;	515	my ($job) = @_;
438		516
439	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
440	my $time = EV::time;	518	my $time = AE::time;
441		519
442	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
444		522
445	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
446		524
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
450		526
451	my $busy = 1;	527	my $busy = 1;
452	my @res;	528	my @res;
453		529
…		…
464	} else {	540	} else {
465	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
466	}	542	}
467	}	543	}
468		544
469	$time = EV::time - $time;	545	my $time = AE::time - $time;
470		546
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
475		548
476	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
477	} else {	550	} else {
478	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
479		552
…		…
521	reset_signals;	594	reset_signals;
522	&$cb	595	&$cb
523	}, @args;	596	}, @args;
524		597
525	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
526	}	637	}
527		638
528	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
529		640
530	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
669		780
670	#############################################################################	781	#############################################################################
671		782
672	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
673		784
674	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
677		788
678	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
730		841
731	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
733		844
734	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
736		847
737	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
738		849
739	=over 4	850	=over 4
…		…
967	}	1078	}
968		1079
969	0	1080	0
970	}	1081	}
971		1082
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1084
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1086
976	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
977		1088
…		…
1030		1141
1031	sub reattach {	1142	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1144	my ($obj) = @_;
1034		1145
		1146	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1148
1037	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1038		1150
1039	@$registry = ();	1151	@$registry = ();
1040		1152
…		…
1055	cf::attachable->attach (	1167	cf::attachable->attach (
1056	prio => -1000000,	1168	prio => -1000000,
1057	on_instantiate => sub {	1169	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1059		1171
1060	$data = from_json $data;	1172	$data = decode_json $data;
1061		1173
1062	for (@$data) {	1174	for (@$data) {
1063	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1064		1176
1065	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1083		1195
1084	sync_job {	1196	sync_job {
1085	if (length $$rdata) {	1197	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1089		1202
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
1094	close $fh;	1210	aio_close $fh;
1095		1211
1096	if (@$objs) {	1212	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
1102	close $fh;	1221	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1223	}
1105	} else {	1224	} else {
1106	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1107	}	1226	}
1108		1227
1109	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1232	} else {
1111	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1112	}	1234	}
1113	} else {	1235	} else {
1114	aio_unlink $filename;	1236	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1116	}	1238	}
…		…
1141	$av = $st->{objs};	1263	$av = $st->{objs};
1142	}	1264	}
1143		1265
1144	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1147		1270
1148	($data, $av)	1271	($data, $av)
1149	}	1272	}
1150		1273
1151	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1207	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1208		1331
1209	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1210	}	1333	}
1211		1334
		1335	use File::Glob ();
		1336
1212	cf::player->attach (	1337	cf::player->attach (
1213	on_command => sub {	1338	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1215		1340
1216	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1217	or return;	1342	or return;
1218		1343
…		…
1248		1373
1249	cf::override;	1374	cf::override;
1250	},	1375	},
1251	);	1376	);
1252		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1253	sub load_extensions {	1391	sub load_extensions {
1254	cf::sync_job {	1392	cf::sync_job {
1255	my %todo;	1393	my %todo;
1256		1394
1257	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1414
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1417
1280	$ext{source} =	1418	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1283	. $source	1421	. $source
1284	. "\n};\n1";	1422	. "\n};\n1";
1285		1423
1286	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1287	}	1425	}
1288		1426
		1427	my $pass = 0;
1289	my %done;	1428	my %done;
1290	while (%todo) {	1429	while (%todo) {
1291	my $progress;	1430	my $progress;
1292		1431
		1432	++$pass;
		1433
		1434	ext:
1293	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1437	next ext
1296	unless exists $done{$_};	1438	unless exists $done{$_};
1297	}	1439	}
1298		1440
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1442
1301	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1306	warn $msg;	1450
1307	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1452	delete $todo{$k};
1309	}	1453	} else {
1310		1454	$done{$k} = delete $todo{$k};
1311	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1312	}	1460	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1461	}
1318		1462
1319	skip:	1463	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1322	}	1471	}
1323	};	1472	};
1324	}	1473	}
1325		1474
1326	#############################################################################	1475	#############################################################################
1327		1476
1328	=back	1477	=back
1329		1478
1330	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1331		1480
1332	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1333		1482
1334	=cut	1483	=cut
1335		1484
1336	package cf::player;	1485	package cf::player;
1337		1486
…		…
1380		1529
1381	sub exists($) {	1530	sub exists($) {
1382	my ($login) = @_;	1531	my ($login) = @_;
1383		1532
1384	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1386	}	1535	}
1387		1536
1388	sub find($) {	1537	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1539	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1552	or return;
1404		1553
1405	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1406	or return;	1555	or return;
		1556
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1410	}	1560	}
1411	}	1561	}
1412	}	1562	}
1413		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1414	sub save($) {	1577	sub save($) {
1415	my ($pl) = @_;	1578	my ($pl) = @_;
1416		1579
1417	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1418		1581
…		…
1421		1584
1422	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1423		1586
1424	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1594
1427	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1596	cf::cede_to_tick;
1429	}	1597	}
1430		1598
…		…
1462	my ($pl) = @_;	1630	my ($pl) = @_;
1463		1631
1464	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1465		1633
1466	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1636
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1473		1642
1474	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1683
1515	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1516	my $path = path $login;	1685	my $path = path $login;
1517		1686
1518	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1693	}
1524		1694
…		…
1528		1698
1529	\@logins	1699	\@logins
1530	}	1700	}
1531		1701
1532	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1533		1705
1534	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1535	player. May block.	1707	player. May block.
1536		1708
1537	=cut	1709	=cut
…		…
1555	}	1727	}
1556		1728
1557	\@paths	1729	\@paths
1558	}	1730	}
1559		1731
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1733
1562	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1735
1653	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1654		1737
1655	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1656		1739
…		…
1688		1771
1689	=cut	1772	=cut
1690		1773
1691	sub find_by_path($) {	1774	sub find_by_path($) {
1692	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1693		1778
1694	my ($match, $specificity);	1779	my ($match, $specificity);
1695		1780
1696	for my $region (list) {	1781	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1725		1810
1726	sub generate_random_map {	1811	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1728	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1817	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1758		1846
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1848	}
1761		1849
1762	# also paths starting with '/'	1850	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1852
1765	sub thawer_merge {	1853	sub thawer_merge {
1766	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1767		1855
1768	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1854		1942
1855	# the temporary/swap location	1943	# the temporary/swap location
1856	sub save_path {	1944	sub save_path {
1857	my ($self) = @_;	1945	my ($self) = @_;
1858		1946
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1861	}	1949	}
1862		1950
1863	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1864	sub uniq_path {	1952	sub uniq_path {
1865	my ($self) = @_;	1953	my ($self) = @_;
1866		1954
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	1957	}
1879		1958
1880	sub decay_objects {	1959	sub decay_objects {
1881	my ($self) = @_;	1960	my ($self) = @_;
1882		1961
…		…
1966	sub find {	2045	sub find {
1967	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1968		2047
1969	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1970		2049
1971	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2052
1974	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1979	or return;	2055	or return;
1980		2056
1981	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1982		2058
…		…
1984	or return;	2060	or return;
1985		2061
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
1989	undef $guard1;	2066	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2067	$map->reset;
1992	return find $path;	2068	return find $path;
1993	}	2069	}
1994		2070
1995	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1996	}	2072	}
1997	}	2073	}
1998		2074
1999	sub pre_load { }	2075	sub pre_load { }
2000	sub post_load { }	2076	#sub post_load { } # XS
2001		2077
2002	sub load {	2078	sub load {
2003	my ($self) = @_;	2079	my ($self) = @_;
2004		2080
2005	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2099	$f->skip_block;
2024	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2025	or return;	2101	or return;
2026		2102
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2028	if delete $self->{load_original};	2104	if delete $self->{load_original};
2029		2105
2030	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2107	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2050	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2127	$self->decay_objects;
2052	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2053	$self->update_buttons;	2129	$self->update_buttons;
2054	cf::cede_to_tick;	2130	cf::cede_to_tick;
2055	$self->set_darkness_map;
2056	cf::cede_to_tick;
2057	$self->activate;	2131	$self->activate;
2058	}	2132	}
2059		2133
2060	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
2062		2136
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2138	}
2065		2139
2066	$self->post_load;	2140	$self->post_load;
2067	}	2141	}
2068		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2146	sub customise_for {
2070	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2071		2148
2072	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2150	if $self->per_player;
…		…
2089	or next;	2166	or next;
2090	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2091	or next;	2168	or next;
2092	$neigh->load;	2169	$neigh->load;
2093		2170
		2171	# now find the diagonal neighbours
2094	push @neigh,	2172	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}	2175	}
2098		2176
…		…
2126	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
2127		2205
2128	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2129		2207
2130	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2210	}
2133		2211
2134	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2135		2213
2136	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2151		2229
2152	()	2230	()
2153	}	2231	}
2154		2232
		2233	# common code, used by both ->save and ->swapout
2155	sub save {	2234	sub _save {
2156	my ($self) = @_;	2235	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2236
2160	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2161		2238
2162	return unless $self->dirty;	2239	return unless $self->dirty;
2163		2240
…		…
2172		2249
2173	cf::async {	2250	cf::async {
2174	$Coro::current->{desc} = "map player save";	2251	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2176	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2177		2256
2178	if ($uniq) {	2257	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2260	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2262	}
2184	}	2263	}
2185		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2186	sub swap_out {	2273	sub swap_out {
2187	my ($self) = @_;	2274	my ($self) = @_;
2188		2275
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2194	return if $self->players;	2280	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;
2196	return if $self->{deny_save};
2197		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2198	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
		2291	$self->clear;
		2292	}
		2293
		2294	sub reset_at {
		2295	my ($self) = @_;
		2296
		2297	# TODO: safety, remove and allow resettable per-player maps
		2298	return 1e99 if $self->{deny_reset};
		2299
		2300	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2301	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2302
		2303	$time + $to
		2304	}
		2305
		2306	sub should_reset {
		2307	my ($self) = @_;
		2308
		2309	$self->reset_at <= $cf::RUNTIME
		2310	}
		2311
		2312	sub reset {
		2313	my ($self) = @_;
		2314
		2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2316
		2317	return if $self->players;
		2318
		2319	warn "resetting map ", $self->path, "\n";
		2320
		2321	$self->in_memory (cf::MAP_SWAPPED);
		2322
		2323	# need to save uniques path
		2324	unless ($self->{deny_save}) {
		2325	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2326
		2327	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2328	if $uniq;
		2329	}
		2330
		2331	delete $cf::MAP{$self->path};
2199		2332
2200	$self->deactivate;	2333	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2335	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2336
2248	$self->unlink_save;	2337	$self->unlink_save;
2249	$self->destroy;	2338	$self->destroy;
2250	}	2339	}
2251		2340
…		…
2259		2348
2260	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2261		2350
2262	$self->unlink_save;	2351	$self->unlink_save;
2263		2352
2264	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2358
…		…
2318		2407
2319	sub unique_maps() {	2408	sub unique_maps() {
2320	[	2409	[
2321	map {	2410	map {
2322	utf8::decode $_;	2411	utf8::decode $_;
2323	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2324	? normalise $_	2415	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2417	]
2328	}	2418	}
2329		2419
2330	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2331		2451
2332	=back	2452	=back
2333		2453
2334	=head3 cf::object	2454	=head3 cf::object
2335		2455
…		…
2339		2459
2340	=over 4	2460	=over 4
2341		2461
2342	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2343		2463
2344	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2345		2466
2346	=cut	2467	=cut
2347		2468
2348	sub inv_recursive_;	2469	sub inv_recursive_;
2349	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2355	}	2476	}
2356		2477
2357	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2358		2479
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2480	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2481
2361	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2362		2483
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2398		2519
2399	=cut	2520	=cut
2400		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
		2535
2401	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2537	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2553
2419	} else {	2554	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2557	}
2423	}	2558	}
2424	}	2559	}
2425		2560
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2586
2452	=item $player_object->enter_link	2587	=item $player_object->enter_link
2453		2588
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2590
2456	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2458		2595
2459	Will never block.	2596	Will never block.
2460		2597
2461	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2462		2599
…		…
2482	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2620	my ($self) = @_;
2484		2621
2485	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2486		2623
		2624	++$self->{_link_recursion};
		2625
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2627
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2491		2630
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2632	}
2494		2633
2495	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2497		2636
…		…
2514	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2516		2655
2517	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2520		2659
2521	$map->load;	2660	$map->load;
2522	$map->load_neighbours;	2661	$map->load_neighbours;
2523		2662
2524	return unless $self->contr->active;	2663	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2664
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2529	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2530		2672
		2673	}
		2674
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2676
2533	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2681	be called at the end of this process.
2538		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2539	=cut	2686	=cut
2540		2687
2541	our $GOTOGEN;	2688	our $GOTOGEN;
2542		2689
2543	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2545		2698
2546	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2701
2549	$self->enter_link;	2702	$self->enter_link;
…		…
2573	my $map = eval {	2726	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2575		2728
2576	if ($map) {	2729	if ($map) {
2577	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2732	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2734	}
2582		2735
2583	$map	2736	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2594	}	2747	}
2595		2748
2596	$done->() if $done;	2749	$done->($self) if $done;
2597	})->prio (1);	2750	})->prio (1);
2598	}	2751	}
2599		2752
2600	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2601		2754
…		…
2621	}	2774	}
2622		2775
2623	sub prepare_random_map {	2776	sub prepare_random_map {
2624	my ($exit) = @_;	2777	my ($exit) = @_;
2625		2778
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2781	# that depends on the exit object
2631		2782
2632	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2785	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2639	}	2792	}
2640		2793
2641	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2642		2795
2643	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2646		2799
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2802	undef $fh;
2650	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2651		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2654	}	2811	}
2655	}	2812	}
2656		2813
2657	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2659		2816
2660	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2661		2818
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2819	$self->enter_link;
2674		2820
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2821	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2822	$Coro::current->{desc} = "enter_exit";
2681		2823
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2684	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2685		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2686	1;	2845	1
2687	}) {	2846	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2851
2693	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2710	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2712		2871
2713	utf8::encode $text;	2872	utf8::encode $text;
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2715	}	2899	}
2716		2900
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		2902
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2723		2907
2724	=cut	2908	=cut
2725		2909
2726	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2728	"c/identify" => {	2918	"c/identify" => {
2729	id => "infobox",	2919	id => "infobox",
2730	title => "Identify",	2920	title => "Identify",
2731	reply => undef,	2921	reply => undef,
2732	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	2924	"c/examine" => {
2735	id => "infobox",	2925	id => "infobox",
2736	title => "Examine",	2926	title => "Examine",
2737	reply => undef,	2927	reply => undef,
2738	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
2739	},	2935	},
2740	"c/book" => {	2936	"c/book" => {
2741	id => "infobox",	2937	id => "infobox",
2742	title => "Book",	2938	title => "Book",
2743	reply => undef,	2939	reply => undef,
…		…
2759	id => "infobox",	2955	id => "infobox",
2760	title => "Body Parts",	2956	title => "Body Parts",
2761	reply => undef,	2957	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2763	},	2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
2764	"c/uptime" => {	2996	"c/uptime" => {
2765	id => "infobox",	2997	id => "infobox",
2766	title => "Uptime",	2998	title => "Uptime",
2767	reply => undef,	2999	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3003	id => "infobox",
2772	title => "Map Info",	3004	title => "Map Info",
2773	reply => undef,	3005	reply => undef,
2774	tooltip => "Information related to the maps",	3006	tooltip => "Information related to the maps",
2775	},	3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2776	);	3022	);
2777		3023
2778	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3026
2781	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2782		3029
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3031
2785	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2788		3035
2789	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3037	$channel = $channel->{id};
2793		3038
2794	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3044	}
2801		3045
2802	$channel = $channel->{id};	3046	$channel = $channel->{id};
2803	}	3047	}
2804		3048
2805	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2806		3050
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3051	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2811		3054
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3058	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3059
2826	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3061	}
2840		3062
2841	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2842		3064
2843	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2846		3068
2847	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2849		3071
2850	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}	3077	}
2856	}	3078	}
2857		3079
2858	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2859		3081
…		…
2863		3085
2864	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2866		3088
2867	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove	3092	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}	3095	}
2874	}	3096	}
2875		3097
2876	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2877		3099
…		…
2978		3200
2979	$coro	3201	$coro
2980	}	3202	}
2981		3203
2982	cf::client->attach (	3204	cf::client->attach (
2983	on_destroy => sub {	3205	on_client_destroy => sub {
2984	my ($ns) = @_;	3206	my ($ns) = @_;
2985		3207
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3209	},
2988	);	3210	);
…		…
3004	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3005		3227
3006	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3007		3229
3008	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3011	sort time	3233	sort time
3012	));	3234	));
3013		3235
3014	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3017		3239
3018	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3019		3241
3020	cf::object	3242	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
3023		3246
3024	cf::object::player	3247	cf::object::player
3025	player	3248	player
3026		3249
3027	cf::player	3250	cf::player
…		…
3032		3255
3033	=cut	3256	=cut
3034		3257
3035	for (	3258	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3042	) {	3265	) {
3043	no strict 'refs';	3266	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3063		3286
3064	my $qcode = $code;	3287	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3067		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3068	local $_;	3294	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3295
3071	my $eval =	3296	my $eval =
3072	"do {\n"	3297	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3300	. $code
3076	. "\n}"	3301	. "\n}"
3077	;	3302	;
3078		3303
		3304	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3082		3313
3083	if ($@) {	3314	if ($@) {
3084	warn "$@";	3315	warn "$@";
3085	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3086	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3105	=cut	3336	=cut
3106		3337
3107	sub register_script_function {	3338	sub register_script_function {
3108	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3109		3340
3110	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3112	}	3343	}
3113		3344
3114	=back	3345	=back
3115		3346
3116	=cut	3347	=cut
…		…
3137		3368
3138	$facedata->{version} == 2	3369	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3140		3371
3141	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3142	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3143	type => FT_RSRC,	3375	type => FT_RSRC,
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
3145	};	3378	};
3146	cf::cede_to_tick;	3379	cf::cede_to_tick;
3147		3380
3148	{	3381	{
3149	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
3150		3383
3151	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
3153	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3157		3391
3158	cf::cede_to_tick;	3392	cf::cede_to_tick;
3159	}	3393	}
3160		3394
3161	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
3163	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
3164	or next;	3399	or next;
		3400
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3404	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3183		3419
3184	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3185	}	3421	}
3186		3422
3187	{	3423	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3191		3425
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3429
3198	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3199	# prepend meta info	3431	cf::face::set_type $idx, $info->{type};
3200
3201	my $meta = $enc->encode ({
3202	name => $name,
3203	%{ $info->{meta} || {} },
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3432	} else {
3208	$data = $info->{data};	3433	$RESOURCE{$name} = $info; # unused
3209	}	3434	}
3210		3435
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3436	cf::cede_to_tick;
3215	}	3437	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3441
3236	1	3442	1
3237	}	3443	}
3238		3444
3239	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
…		…
3241		3447
3242	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
3244	}	3450	}
3245	};	3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
3246		3462
3247	sub reload_regions {	3463	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3464	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3465	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3480	}
3265		3481
3266	sub reload_archetypes {	3482	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3485	}
3275		3486
3276	sub reload_treasures {	3487	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
3279	}	3490	}
3280		3491
		3492	sub reload_sound {
		3493	warn "loading sound config from $DATADIR/sound\n";
		3494
		3495	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3496	or die "$DATADIR/sound $!";
		3497
		3498	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3499
		3500	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3501	my $sound = $soundconf->{compat}[$_]
		3502	or next;
		3503
		3504	my $face = cf::face::find "sound/$sound->[1]";
		3505	cf::sound::set $sound->[0] => $face;
		3506	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3507	}
		3508
		3509	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3510	my $face = cf::face::find "sound/$v";
		3511	cf::sound::set $k => $face;
		3512	}
		3513	}
		3514
3281	sub reload_resources {	3515	sub reload_resources {
3282	warn "reloading resource files...\n";	3516	warn "reloading resource files...\n";
3283		3517
		3518	reload_facedata;
		3519	reload_sound;
		3520	reload_archetypes;
3284	reload_regions;	3521	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3522	reload_treasures;
3289		3523
3290	warn "finished reloading resource files\n";	3524	warn "finished reloading resource files\n";
3291	}	3525	}
3292		3526
3293	sub init {
3294	reload_resources;
3295	}
3296
3297	sub reload_config {	3527	sub reload_config {
		3528	warn "reloading config file...\n";
		3529
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3530	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3531	or return;
3300		3532
3301	local $/;	3533	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3534	*CFG = YAML::XS::Load scalar <$fh>;
3303		3535
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3536	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3537
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3538	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3539	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3540
3309	if (exists $CFG{mlockall}) {	3541	if (exists $CFG{mlockall}) {
…		…
3311	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3543	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3312	and die "WARNING: m(un)lockall failed: $!\n";	3544	and die "WARNING: m(un)lockall failed: $!\n";
3313	};	3545	};
3314	warn $@ if $@;	3546	warn $@ if $@;
3315	}	3547	}
		3548
		3549	warn "finished reloading resource files\n";
		3550	}
		3551
		3552	sub pidfile() {
		3553	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3554	or die "$PIDFILE: $!";
		3555	flock $fh, &Fcntl::LOCK_EX
		3556	or die "$PIDFILE: flock: $!";
		3557	$fh
		3558	}
		3559
		3560	# make sure only one server instance is running at any one time
		3561	sub atomic {
		3562	my $fh = pidfile;
		3563
		3564	my $pid = <$fh>;
		3565	kill 9, $pid if $pid > 0;
		3566
		3567	seek $fh, 0, 0;
		3568	print $fh $$;
		3569	}
		3570
		3571	sub main_loop {
		3572	warn "EV::loop starting\n";
		3573	if (1) {
		3574	EV::loop;
		3575	}
		3576	warn "EV::loop returned\n";
		3577	goto &main_loop unless $REALLY_UNLOOP;
3316	}	3578	}
3317		3579
3318	sub main {	3580	sub main {
		3581	cf::init_globals; # initialise logging
		3582
		3583	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3584	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3585	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3586	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3587
		3588	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3589
3319	# we must not ever block the main coroutine	3590	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3591	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3592	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3593	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3594	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3595	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3596	})->prio (Coro::PRIO_MAX);
3326	};	3597	};
3327		3598
		3599	evthread_start IO::AIO::poll_fileno;
		3600
		3601	cf::sync_job {
		3602	cf::init_experience;
		3603	cf::init_anim;
		3604	cf::init_attackmess;
		3605	cf::init_dynamic;
		3606
		3607	cf::load_settings;
		3608	cf::load_materials;
		3609
		3610	reload_resources;
3328	reload_config;	3611	reload_config;
3329	db_init;	3612	db_init;
		3613
		3614	cf::init_uuid;
		3615	cf::init_signals;
		3616	cf::init_skills;
		3617
		3618	cf::init_beforeplay;
		3619
		3620	atomic;
		3621
3330	load_extensions;	3622	load_extensions;
3331		3623
3332	$TICK_WATCHER->start;	3624	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3625
3334	EV::loop;	3626	# no (long-running) fork's whatsoever before this point(!)
		3627	use POSIX ();
		3628	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3629
		3630	(pop @POST_INIT)->(0) while @POST_INIT;
		3631	};
		3632
		3633	cf::object::thawer::errors_are_fatal 0;
		3634	warn "parse errors in files are no longer fatal from this point on.\n";
		3635
		3636	main_loop;
3335	}	3637	}
3336		3638
3337	#############################################################################	3639	#############################################################################
3338	# initialisation and cleanup	3640	# initialisation and cleanup
3339		3641
3340	# install some emergency cleanup handlers	3642	# install some emergency cleanup handlers
3341	BEGIN {	3643	BEGIN {
3342	our %SIGWATCHER = ();	3644	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	3645	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3646	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	3647	cf::cleanup "SIG$signal";
3346	};	3648	};
3347	}	3649	}
3348	}	3650	}
3349		3651
3350	sub write_runtime {	3652	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	3653	my $t0 = AE::time;
3352		3654
3353	# first touch the runtime file to show we are still running:	3655	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3656	# the fsync below can take a very very long time.
3355		3657
3356	IO::AIO::aio_utime $runtime, undef, undef;	3658	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3659
3358	my $guard = cf::lock_acquire "write_runtime";	3660	my $guard = cf::lock_acquire "write_runtime";
3359		3661
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3662	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	3663	or return;
3362		3664
3363	my $value = $cf::RUNTIME + 90 + 10;	3665	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3666	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3667	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3677	aio_utime $fh, undef, undef;
3376		3678
3377	close $fh	3679	close $fh
3378	or return;	3680	or return;
3379		3681
3380	aio_rename "$runtime~", $runtime	3682	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3683	and return;
3382		3684
3383	warn "runtime file written.\n";	3685	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		3686
3385	1	3687	1
		3688	}
		3689
		3690	our $uuid_lock;
		3691	our $uuid_skip;
		3692
		3693	sub write_uuid_sync($) {
		3694	$uuid_skip ||= $_[0];
		3695
		3696	return if $uuid_lock;
		3697	local $uuid_lock = 1;
		3698
		3699	my $uuid = "$LOCALDIR/uuid";
		3700
		3701	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3702	or return;
		3703
		3704	my $value = uuid_seq uuid_cur;
		3705
		3706	unless ($value) {
		3707	warn "cowardly refusing to write zero uuid value!\n";
		3708	return;
		3709	}
		3710
		3711	my $value = uuid_str $value + $uuid_skip;
		3712	$uuid_skip = 0;
		3713
		3714	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3715	and return;
		3716
		3717	# always fsync - this file is important
		3718	aio_fsync $fh
		3719	and return;
		3720
		3721	close $fh
		3722	or return;
		3723
		3724	aio_rename "$uuid~", $uuid
		3725	and return;
		3726
		3727	warn "uuid file written ($value).\n";
		3728
		3729	1
		3730
		3731	}
		3732
		3733	sub write_uuid($$) {
		3734	my ($skip, $sync) = @_;
		3735
		3736	$sync ? write_uuid_sync $skip
		3737	: async { write_uuid_sync $skip };
3386	}	3738	}
3387		3739
3388	sub emergency_save() {	3740	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3741	my $freeze_guard = cf::freeze_mainloop;
3390		3742
3391	warn "enter emergency perl save\n";	3743	warn "emergency_perl_save: enter\n";
3392		3744
3393	cf::sync_job {	3745	cf::sync_job {
		3746	# this is a trade-off: we want to be very quick here, so
		3747	# save all maps without fsync, and later call a global sync
		3748	# (which in turn might be very very slow)
		3749	local $USE_FSYNC = 0;
		3750
3394	# use a peculiar iteration method to avoid tripping on perl	3751	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3752	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3753	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3754	warn "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3755	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3756	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3757	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3758	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3759	$pl->save;
3403	}	3760	}
3404	warn "end emergency player save\n";	3761	warn "emergency_perl_save: end player save\n";
3405		3762
3406	warn "begin emergency map save\n";	3763	warn "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	3764	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3765	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3766	$map->valid or next;
3410	$map->save;	3767	$map->save;
3411	}	3768	}
3412	warn "end emergency map save\n";	3769	warn "emergency_perl_save: end map save\n";
3413		3770
3414	warn "begin emergency database checkpoint\n";	3771	warn "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3772	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3773	warn "emergency_perl_save: end database checkpoint\n";
		3774
		3775	warn "emergency_perl_save: begin write uuid\n";
		3776	write_uuid_sync 1;
		3777	warn "emergency_perl_save: end write uuid\n";
3417	};	3778	};
3418		3779
		3780	warn "emergency_perl_save: starting sync()\n";
		3781	IO::AIO::aio_sync sub {
		3782	warn "emergency_perl_save: finished sync()\n";
		3783	};
		3784
3419	warn "leave emergency perl save\n";	3785	warn "emergency_perl_save: leave\n";
3420	}	3786	}
3421		3787
3422	sub post_cleanup {	3788	sub post_cleanup {
3423	my ($make_core) = @_;	3789	my ($make_core) = @_;
3424		3790
3425	warn Carp::longmess "post_cleanup backtrace"	3791	warn Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	3792	if $make_core;
		3793
		3794	my $fh = pidfile;
		3795	unlink $PIDFILE if <$fh> == $$;
		3796	}
		3797
		3798	# a safer delete_package, copied from Symbol
		3799	sub clear_package($) {
		3800	my $pkg = shift;
		3801
		3802	# expand to full symbol table name if needed
		3803	unless ($pkg =~ /^main::.*::$/) {
		3804	$pkg = "main$pkg" if $pkg =~ /^::/;
		3805	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3806	$pkg .= '::' unless $pkg =~ /::$/;
		3807	}
		3808
		3809	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3810	my $stem_symtab = *{$stem}{HASH};
		3811
		3812	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3813	or return;
		3814
		3815	# clear all symbols
		3816	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3817	for my $name (keys %$leaf_symtab) {
		3818	_gv_clear *{"$pkg$name"};
		3819	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3820	}
3427	}	3821	}
3428		3822
3429	sub do_reload_perl() {	3823	sub do_reload_perl() {
3430	# can/must only be called in main	3824	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3825	if (in_main) {
3432	warn "can only reload from main coroutine";	3826	warn "can only reload from main coroutine";
3433	return;	3827	return;
3434	}	3828	}
3435		3829
		3830	return if $RELOAD++;
		3831
		3832	my $t1 = AE::time;
		3833
		3834	while ($RELOAD) {
3436	warn "reloading...";	3835	warn "reloading...";
3437		3836
3438	warn "entering sync_job";	3837	warn "entering sync_job";
3439		3838
3440	cf::sync_job {	3839	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3841	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3842	cf::write_runtime_sync; # external watchdog should not bark
3444		3843
3445	warn "syncing database to disk";	3844	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3845	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3846
3448	# if anything goes wrong in here, we should simply crash as we already saved	3847	# if anything goes wrong in here, we should simply crash as we already saved
3449		3848
3450	warn "flushing outstanding aio requests";	3849	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3850	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3851	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();
3464
3465	warn "removing commands";
3466	%COMMAND = ();
3467
3468	warn "removing ext/exti commands";
3469	%EXTCMD = ();
3470	%EXTICMD = ();
3471
3472	warn "unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";
3475
3476	if (my $cb = $pkg->can ("unload")) {
3477	eval {
3478	$cb->($pkg);
3479	1
3480	} or warn "$pkg unloaded, but with errors: $@";
3481	}	3852	}
3482		3853
3483	warn "... nuking $pkg";	3854	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3855	$_->cancel for values %EXT_CORO;
3485	}	3856	%EXT_CORO = ();
3486		3857
3487	warn "unloading all perl modules loaded from $LIBDIR";	3858	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3859	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3860
		3861	warn "removing ext/exti commands";
		3862	%EXTCMD = ();
		3863	%EXTICMD = ();
		3864
		3865	warn "unloading/nuking all extensions";
		3866	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3867	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3868
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3869	if (my $cb = $pkg->can ("unload")) {
		3870	eval {
3498	$cb->();	3871	$cb->($pkg);
		3872	1
		3873	} or warn "$pkg unloaded, but with errors: $@";
		3874	}
		3875
		3876	warn "... clearing $pkg";
		3877	clear_package $pkg;
3499	}	3878	}
3500		3879
3501	Symbol::delete_package $k;	3880	warn "unloading all perl modules loaded from $LIBDIR";
		3881	while (my ($k, $v) = each %INC) {
		3882	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3883
		3884	warn "... unloading $k";
		3885	delete $INC{$k};
		3886
		3887	$k =~ s/\.pm$//;
		3888	$k =~ s/\//::/g;
		3889
		3890	if (my $cb = $k->can ("unload_module")) {
		3891	$cb->();
		3892	}
		3893
		3894	clear_package $k;
3502	}	3895	}
3503		3896
3504	warn "getting rid of safe::, as good as possible";	3897	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3898	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3899	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		3900
3508	warn "unloading cf.pm \"a bit\"";	3901	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3902	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3903	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		3904
3512	# don't, removes xs symbols, too,	3905	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3906	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3907	#clear_package __PACKAGE__;
3515		3908
3516	warn "unload completed, starting to reload now";	3909	warn "unload completed, starting to reload now";
3517		3910
3518	warn "reloading cf.pm";	3911	warn "reloading cf.pm";
3519	require cf;	3912	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3913	cf::_connect_to_perl_1;
3521		3914
3522	warn "loading config and database again";	3915	warn "loading config and database again";
3523	cf::reload_config;	3916	cf::reload_config;
3524		3917
3525	warn "loading extensions";	3918	warn "loading extensions";
3526	cf::load_extensions;	3919	cf::load_extensions;
3527		3920
		3921	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	3922	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3923	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3924	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3925	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3926	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3927	reattach $_ for values %PLAYER;
		3928	}
3534		3929
		3930	warn "running post_init jobs";
		3931	(pop @POST_INIT)->(1) while @POST_INIT;
		3932
3535	warn "leaving sync_job";	3933	warn "leaving sync_job";
3536		3934
3537	1	3935	1
3538	} or do {	3936	} or do {
3539	warn $@;	3937	warn $@;
3540	warn "error while reloading, exiting.";	3938	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3939	};
3543		3940
3544	warn "reloaded";	3941	warn "reloaded";
		3942	--$RELOAD;
		3943	}
		3944
		3945	$t1 = AE::time - $t1;
		3946	warn "reload completed in ${t1}s\n";
3545	};	3947	};
3546		3948
3547	our $RELOAD_WATCHER; # used only during reload	3949	our $RELOAD_WATCHER; # used only during reload
3548		3950
3549	sub reload_perl() {	3951	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3952	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3953	# coro crashes during coro_state_free->destroy here.
3552		3954
		3955	$RELOAD_WATCHER ||= cf::async {
		3956	Coro::AIO::aio_wait cache_extensions;
		3957
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3958	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		3959	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3960	undef $RELOAD_WATCHER;
3555	do_reload_perl;	3961	};
3556	};	3962	};
3557	}	3963	}
3558		3964
3559	register_command "reload" => sub {	3965	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3966	my ($who, $arg) = @_;
…		…
3574		3980
3575	our @WAIT_FOR_TICK;	3981	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3982	our @WAIT_FOR_TICK_BEGIN;
3577		3983
3578	sub wait_for_tick {	3984	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3985	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3581		3986
3582	my $signal = new Coro::Signal;	3987	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3988	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3989	$signal->wait;
3585	}	3990	}
3586		3991
3587	sub wait_for_tick_begin {	3992	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3993	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3590		3994
3591	my $signal = new Coro::Signal;	3995	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3996	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3997	$signal->wait;
3594	}	3998	}
3595		3999
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4000	sub tick {
3597	if ($Coro::current != $Coro::main) {	4001	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4002	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4003	unless ++$bug_warning > 10;
3600	return;	4004	return;
3601	}	4005	}
3602		4006
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	4007	cf::server_tick; # one server iteration
3606		4008
3607	$RUNTIME += $TICK;	4009	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3608	$NEXT_TICK += $TICK;
3609		4010
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4011	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4012	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4013	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4014	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4015	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4016	or warn "ERROR: unable to write runtime file: $!";
3616	};	4017	};
3617	}	4018	}
3618		4019
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4020	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	4022	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4023	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	4024	$sig->send;
3624	}	4025	}
3625		4026
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4027	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4028	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4029
3629	_post_tick;	4030	if (0) {
3630	};	4031	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4032	my $jitter = $TICK_START - $NEXT_TICK;
		4033	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4034	warn "jitter $JITTER\n";#d#
		4035	}
		4036	}
		4037	}
3632		4038
3633	{	4039	{
		4040	# configure BDB
		4041
3634	BDB::min_parallel 8;	4042	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4043	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4044	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4045
3653	unless ($DB_ENV) {	4046	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4047	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4048	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4049	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4050	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4051	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4052	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4053
3660	cf::sync_job {	4054	cf::sync_job {
3661	eval {	4055	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4077	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4078	};
3685	}	4079	}
3686		4080
3687	{	4081	{
		4082	# configure IO::AIO
		4083
3688	IO::AIO::min_parallel 8;	4084	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4085	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4086	undef $AnyEvent::AIO::WATCHER;
3693	}	4087	}
3694		4088
3695	my $_log_backtrace;	4089	my $_log_backtrace;
3696		4090
3697	sub _log_backtrace {	4091	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	4094	$msg =~ s/\n//;
3701		4095
3702	# limit the # of concurrent backtraces	4096	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4097	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	4098	++$_log_backtrace;
		4099	my $perl_bt = Carp::longmess $msg;
3705	async {	4100	async {
3706	$Coro::current->{desc} = "abt $msg";	4101	$Coro::current->{desc} = "abt $msg";
3707		4102
3708	my @bt = fork_call {	4103	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4104	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4115	}
3721		4116
3722	@funcs	4117	@funcs
3723	};	4118	};
3724		4119
3725	LOG llevInfo, "[ABT] $msg\n";	4120	LOG llevInfo, "[ABT] $perl_bt\n";
		4121	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4122	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4123	--$_log_backtrace;
3728	};	4124	};
3729	} else {	4125	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4126	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4127	LOG llevInfo, "[ABT] [suppressed]\n";
3732	}	4128	}
3733	}	4129	}
3734		4130
3735	# load additional modules	4131	# load additional modules
3736	use cf::pod;	4132	require "cf/$_.pm" for @EXTRA_MODULES;
		4133	cf::_connect_to_perl_2;
3737		4134
3738	END { cf::emergency_save }	4135	END { cf::emergency_save }
3739		4136
3740	1	4137	1
3741		4138

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